diff --git a/src/atlasViewer/atlasViewer.apiService.service.ts b/src/atlasViewer/atlasViewer.apiService.service.ts
index 7a547e9fd937541502dea1aa7c0e61c3d974c78a..c040cde554a6852933ee323bace0d2e409d649ad 100644
--- a/src/atlasViewer/atlasViewer.apiService.service.ts
+++ b/src/atlasViewer/atlasViewer.apiService.service.ts
@@ -159,6 +159,8 @@ export interface InteractiveViewerInterface{
 
     mouseEvent : Observable<{eventName:string,event:MouseEvent}>
     mouseOverNehuba : Observable<{labelIndex : number, foundRegion : any | null}>
+
+    getNgHash : () => string
   }
 
   uiHandle : {
diff --git a/src/atlasViewer/atlasViewer.component.ts b/src/atlasViewer/atlasViewer.component.ts
index 5f20e45fe2d871ead31a721009423a5e6f0b3b36..91de4e44fc861d900c48d3ad4a8fbdbe412dde31 100644
--- a/src/atlasViewer/atlasViewer.component.ts
+++ b/src/atlasViewer/atlasViewer.component.ts
@@ -1,6 +1,6 @@
 import { Component, HostBinding, ViewChild, ViewContainerRef, ComponentFactoryResolver, ComponentFactory, OnDestroy, ElementRef, ComponentRef, AfterViewInit, OnInit, HostListener, Renderer2 } from "@angular/core";
 import { Store, select } from "@ngrx/store";
-import { ViewerStateInterface, OPEN_SIDE_PANEL, CLOSE_SIDE_PANEL, isDefined,UNLOAD_DEDICATED_LAYER, FETCHED_SPATIAL_DATA, UPDATE_SPATIAL_DATA, TOGGLE_SIDE_PANEL, NgViewerStateInterface, safeFilter } from "../services/stateStore.service";
+import { ViewerStateInterface, isDefined, FETCHED_SPATIAL_DATA, UPDATE_SPATIAL_DATA, TOGGLE_SIDE_PANEL, safeFilter } from "../services/stateStore.service";
 import { Observable, Subscription, combineLatest } from "rxjs";
 import { map, filter, distinctUntilChanged, delay } from "rxjs/operators";
 import { AtlasViewerDataService } from "./atlasViewer.dataService.service";
@@ -475,6 +475,10 @@ export class AtlasViewer implements OnDestroy, OnInit, AfterViewInit {
   get floatingMouseContextualContainerTransform() {
     return `translate(${this.mousePos[0]}px,${this.mousePos[1]}px)`
   }
+
+  get isMobile(){
+    return this.constantsService.mobile
+  }
 }
 
 export interface NgLayerInterface{
diff --git a/src/atlasViewer/atlasViewer.constantService.service.ts b/src/atlasViewer/atlasViewer.constantService.service.ts
index c623aee35027023e344f8327e37a0eee8da885fb..4e4646c5088093539d1526e7ce03b3014601210d 100644
--- a/src/atlasViewer/atlasViewer.constantService.service.ts
+++ b/src/atlasViewer/atlasViewer.constantService.service.ts
@@ -9,6 +9,8 @@ import { ViewerStateInterface, Property, FETCHED_METADATA } from "../services/st
 
 export class AtlasViewerConstantsServices{
 
+  public mobile: boolean
+
   public ngLandmarkLayerName = 'spatial landmark layer'
 
   /* TODO to be replaced by @id: Landmark/UNIQUE_ID in KG in the future */
@@ -86,6 +88,13 @@ the atlas viewer requires **webgl2.0**, and the \`EXT_color_buffer_float\` exten
 
   constructor(private store : Store<ViewerStateInterface>){
 
+    const ua = window && window.navigator && window.navigator.userAgent
+      ? window.navigator.userAgent
+      : ''
+
+    /* https://stackoverflow.com/a/25394023/6059235 */
+    this.mobile = /Android|webOS|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini|Mobile|mobile|CriOS/i.test(ua)
+
     const meta = 'res/json/allAggregatedData.json'
   
     fetch(meta)
diff --git a/src/atlasViewer/atlasViewer.style.css b/src/atlasViewer/atlasViewer.style.css
index a3342d98d37d2b7ad06b97487055d218ff524562..349ff25c517e3955f6ac7d9c4f55099b5b4888b1 100644
--- a/src/atlasViewer/atlasViewer.style.css
+++ b/src/atlasViewer/atlasViewer.style.css
@@ -31,7 +31,7 @@ ui-nehuba-container
   height:100%;
 }
 
-atlas-banner
+div[bannerWrapper]
 {
   z-index:5;
   position:absolute;
@@ -39,8 +39,11 @@ atlas-banner
   left: 1em;
 
   width:100%;
+  display:flex;
+  height:0px;
 }
 
+
 div[sidecontent]
 {
   height:100%;
@@ -217,4 +220,15 @@ span.tabContainer.active-tab:before
 [dockedContainer]
 {
   margin-top:0.2em;
+}
+
+[mobileMenu]
+{
+  min-height:50em;
+}
+
+[mobileTemplateCitation]
+{
+  padding: 1.5em;
+  display:block;
 }
\ No newline at end of file
diff --git a/src/atlasViewer/atlasViewer.template.html b/src/atlasViewer/atlasViewer.template.html
index 9af73820a2f1f0af77f20a177bb6d38c6e2cc8a3..301a93cad7b5e50c4d6fb2a8864af933a0e2d4c2 100644
--- a/src/atlasViewer/atlasViewer.template.html
+++ b/src/atlasViewer/atlasViewer.template.html
@@ -7,13 +7,36 @@
     <div maincontent>
       <ui-nehuba-container>
       </ui-nehuba-container>
-      
-      <atlas-banner>
-      </atlas-banner>
+
+      <div bannerWrapper>
+
+        <logo-container>
+        </logo-container>
+  
+        <atlas-banner *ngIf = "!isMobile">
+        </atlas-banner>
+      </div>
 
     </div>
     <div [ngSwitch] = "sidePanelView$ | async" sidecontent>
-
+      <div *ngSwitchCase = "'menuBrowser'">
+        <panel-component>
+          <div heading>
+            Menu
+          </div>
+          <div body>
+            <div mobileMenu>
+              <atlas-banner>
+
+              </atlas-banner>
+              <template-parcellation-citation-container mobileTemplateCitation>
+  
+              </template-parcellation-citation-container>
+            </div>
+          </div>
+        </panel-component>
+      </div>
+      
       <!-- Data Browser -->
       <div *ngSwitchCase = "'dataBrowser'">
         <panel-component [bodyCollapsable] = "true">
@@ -36,6 +59,7 @@
           <div body>
             <layer-browser >
             </layer-browser>
+            
           </div>
         </panel-component>
       </div>
@@ -66,11 +90,17 @@
     </div>
 
     <div resizeSliver>
+      <span
+        class = "tabContainer"
+        (click) = "toggleSidePanel('menuBrowser')"
+        [ngClass] = "{'active-tab' : (sidePanelView$ | async) === 'menuBrowser'}" >
+        <i class="glyphicon glyphicon-info-sign"></i>
+      </span>
 
       <span 
         container = "body"
         placement = "left"
-        [tooltip] = "!(selectedPOI$ | async) ? '' : (((selectedPOI$ | async).length === 0 ? 'No' : (selectedPOI$ | async).length) + ' selected region' + ((selectedPOI$ | async).length > 1 ? 's' : '')) + ' of interest' "
+        [tooltip] = "isMobile ? null : !(selectedPOI$ | async) ? '' : (((selectedPOI$ | async).length === 0 ? 'No' : (selectedPOI$ | async).length) + ' selected region' + ((selectedPOI$ | async).length > 1 ? 's' : '')) + ' of interest' "
         [ngClass] = "{'active-tab' : (sidePanelView$ | async) === 'dataBrowser'}" 
         (click) = "toggleSidePanel('dataBrowser')" 
         class = "tabContainer">
@@ -84,7 +114,7 @@
 
       <span 
         placement = "left"
-        [tooltip] = "!ngLayers ? '' : ((ngLayers.length === 0 ? 'No' : ngLayers.length) + ' loaded layer' + (ngLayers.length > 1 ? 's' : ''))"
+        [tooltip] = "isMobile ? null : !ngLayers ? '' : ((ngLayers.length === 0 ? 'No' : ngLayers.length) + ' loaded layer' + (ngLayers.length > 1 ? 's' : ''))"
         [ngClass] = "{'active-tab' : (sidePanelView$ | async) === 'ngLayer'}" 
         (click) = "toggleSidePanel('ngLayer')" 
         class = "tabContainer">
@@ -100,12 +130,12 @@
         placement = "left"
         (mouseover) = "_toolIconsVisible = true" 
         (mouseout) = "_toolIconsVisible = false"
-        [tooltip] = "_toolIconDockAll ? 'dock all widgets' : _toolIconFloatAll ? 'float all widgets' : 'Tools Browser'"
+        [tooltip] = "isMobile ? null : _toolIconDockAll ? 'dock all widgets' : _toolIconFloatAll ? 'float all widgets' : 'Tools Browser'"
         [ngClass] = "{'active-tab' : (sidePanelView$ | async) === 'toolsBrowser'}" 
         (click) = "toggleSidePanel('toolsBrowser')" 
         class = "tabContainer">
         <i class="glyphicon glyphicon-wrench"></i>
-        <span class ="badge">
+        <span *ngIf = "!isMobile" class ="badge">
           <span [class.hidden] = "_toolIconsVisible" >
             ...
           </span>
diff --git a/src/ui/banner/banner.style.css b/src/ui/banner/banner.style.css
index 8c748fa426f37cfc962abf34ee0f5fabdcd97688..3df7fe3bca1a1c45b24931e6d9586dd3ab64a74a 100644
--- a/src/ui/banner/banner.style.css
+++ b/src/ui/banner/banner.style.css
@@ -1,14 +1,19 @@
+:host
+{
+  display:block;
+}
+
 div[container]
 {
   display:flex;
   flex-direction: row;
-  height:0px;
+  flex-wrap : wrap;
 }
 
 dropdown-component, div[container] > div[searchRegionPopover]
 {
   margin-left:1em;
-  height: 2em;
+  margin-bottom: 0.4em;
 }
 
 div[treeHeader]
@@ -87,34 +92,3 @@ input[type="text"]
   box-shadow: inset 0 4px 6px 0 rgba(0,0,0,0.2);
   color:rgba(255,255,255,0.8);
 }
-
-:host-context([darktheme="true"]) [hbpLogoContainer]
-{
-  background-image:url('res/image/HBP_Primary_RGB_WhiteText.png')
-}
-
-:host-context([darktheme="false"]) [hbpLogoContainer]
-{
-  background-image:url('res/image/HBP_Primary_RGB_BlackText.png')
-}
-
-[hbpLogoContainer]
-{
-  display:inline-block;
-  background-size: cover;
-  pointer-events: none;
-  height:80px;
-}
-
-[hbpLogoContainer] > img
-{
-  visibility: hidden;
-  height:80px;
-  pointer-events: none;
-}
-
-:host
-{
-  display:flex;
-  height:0px;
-}
\ No newline at end of file
diff --git a/src/ui/banner/banner.template.html b/src/ui/banner/banner.template.html
index 04a8472c3c4d05c35360ac4e3a03922e323261cb..a2a60e9504cf1df6b90070de0eb42fbea990b0fd 100644
--- a/src/ui/banner/banner.template.html
+++ b/src/ui/banner/banner.template.html
@@ -1,6 +1,3 @@
-<span hbpLogoContainer>
-  <img src = "res/image/HBP_Primary_RGB_WhiteText.png" />
-</span>
 <div container>
   <dropdown-component
     (itemSelected) = "selectTemplate($event)"
diff --git a/src/ui/citation/citations.style.css b/src/ui/citation/citations.style.css
index 9eaed9b36632a460022148d9b49a7ccad53911f7..28870fd792652fb4da04158fa9db89d2b24d6c21 100644
--- a/src/ui/citation/citations.style.css
+++ b/src/ui/citation/citations.style.css
@@ -1,4 +1,4 @@
-:host > div[citationContainer]
+div[citationContainer]
 {
   font-size: 90%;
   text-align: left;
@@ -8,7 +8,7 @@
   margin-top:1em;
 }
 
-:host > div[citationContainer]:not(:first-child)
+div[citationContainer]:not(:first-child)
 {
   padding-top: 0px;
 }
diff --git a/src/ui/logoContainer/logoContainer.component.ts b/src/ui/logoContainer/logoContainer.component.ts
new file mode 100644
index 0000000000000000000000000000000000000000..05688ff1d7abe974d528be0a05e4fd1328b1bf92
--- /dev/null
+++ b/src/ui/logoContainer/logoContainer.component.ts
@@ -0,0 +1,13 @@
+import { Component } from "@angular/core";
+
+@Component({
+  selector : 'logo-container',
+  templateUrl : './logoContainer.template.html',
+  styleUrls : [
+    './logoContainer.style.css'
+  ]
+})
+
+export class LogoContainer{
+
+}
\ No newline at end of file
diff --git a/src/ui/logoContainer/logoContainer.style.css b/src/ui/logoContainer/logoContainer.style.css
new file mode 100644
index 0000000000000000000000000000000000000000..9dd71db9f2fa74d747564654fbe0a87d2204a2a4
--- /dev/null
+++ b/src/ui/logoContainer/logoContainer.style.css
@@ -0,0 +1,25 @@
+
+:host-context([darktheme="true"]) [hbpLogoContainer]
+{
+  background-image:url('res/image/HBP_Primary_RGB_WhiteText.png')
+}
+
+:host-context([darktheme="false"]) [hbpLogoContainer]
+{
+  background-image:url('res/image/HBP_Primary_RGB_BlackText.png')
+}
+
+[hbpLogoContainer]
+{
+  display:inline-block;
+  background-size: cover;
+  pointer-events: none;
+  height:80px;
+}
+
+[hbpLogoContainer] > img
+{
+  visibility: hidden;
+  height:80px;
+  pointer-events: none;
+}
diff --git a/src/ui/logoContainer/logoContainer.template.html b/src/ui/logoContainer/logoContainer.template.html
new file mode 100644
index 0000000000000000000000000000000000000000..1c50cd29202bd9b1886cfdca6810a678c54c4635
--- /dev/null
+++ b/src/ui/logoContainer/logoContainer.template.html
@@ -0,0 +1,3 @@
+<span hbpLogoContainer>
+  <img src = "res/image/HBP_Primary_RGB_WhiteText.png" />
+</span>
\ No newline at end of file
diff --git a/src/ui/nehubaContainer/nehubaContainer.component.ts b/src/ui/nehubaContainer/nehubaContainer.component.ts
index 0941911444243f13ae334e1ee8cacdb04c472517..de71060992034ef26b695467d4b58ce54ad5a5d9 100644
--- a/src/ui/nehubaContainer/nehubaContainer.component.ts
+++ b/src/ui/nehubaContainer/nehubaContainer.component.ts
@@ -3,7 +3,7 @@ import { NehubaViewerUnit } from "./nehubaViewer/nehubaViewer.component";
 import { Store, select } from "@ngrx/store";
 import { ViewerStateInterface, safeFilter, SELECT_REGIONS, getLabelIndexMap, DataEntry, CHANGE_NAVIGATION, isDefined, MOUSE_OVER_SEGMENT, USER_LANDMARKS, ADD_NG_LAYER, REMOVE_NG_LAYER, SHOW_NG_LAYER, NgViewerStateInterface, HIDE_NG_LAYER, MOUSE_OVER_LANDMARK, SELECT_LANDMARKS, Landmark, PointLandmarkGeometry, PlaneLandmarkGeometry } from "../../services/stateStore.service";
 import { Observable, Subscription, fromEvent, combineLatest, merge, of } from "rxjs";
-import { filter,map, take, scan, debounceTime, distinctUntilChanged, switchMap, skip, withLatestFrom, buffer } from "rxjs/operators";
+import { filter,map, take, scan, debounceTime, distinctUntilChanged, switchMap, skip, withLatestFrom, buffer, takeUntil } from "rxjs/operators";
 import { AtlasViewerAPIServices, UserLandmark } from "../../atlasViewer/atlasViewer.apiService.service";
 import { timedValues } from "../../util/generator";
 import { AtlasViewerDataService } from "../../atlasViewer/atlasViewer.dataService.service";
@@ -197,33 +197,7 @@ export class NehubaContainer implements OnInit, OnDestroy{
     this.newViewer$.pipe(
       switchMap(() => fromEvent(this.elementRef.nativeElement, 'sliceRenderEvent')
         .pipe(
-          scan((acc:Event[],event:Event)=>{
-            const target = (event as Event).target as HTMLElement
-            /**
-             * 0 | 1
-             * 2 | 3
-             * 
-             * 4 ???
-             */
-            const key = target.offsetLeft < 5 && target.offsetTop < 5 ?
-              0 :
-              target.offsetLeft > 5 && target.offsetTop < 5 ?
-                1 :
-                target.offsetLeft < 5 && target.offsetTop > 5 ?
-                2 :
-                  target.offsetLeft > 5 && target.offsetTop > 5 ?
-                  3 :
-                  4
-    
-            const _ = {}
-            _[key] = event
-            return Object.assign({},acc,_)
-          },[]),
-          filter(v=>{
-            const isdefined = (obj) => typeof obj !== 'undefined' && obj !== null
-            return (isdefined(v[0]) && isdefined(v[1]) && isdefined(v[2])) 
-          }),
-          take(1)
+          ...takeOnePipe
         )
       )
     ).subscribe((events)=>{
@@ -309,6 +283,10 @@ export class NehubaContainer implements OnInit, OnDestroy{
     )
   }
 
+  get isMobile(){
+    return this.constantService.mobile
+  }
+
   ngOnInit(){
 
     this.subscriptions.push(
@@ -777,7 +755,8 @@ export class NehubaContainer implements OnInit, OnDestroy{
           map((ev:MouseEvent)=>({eventName :'mouseup',event:ev}))
         ),
       ) ,
-      mouseOverNehuba : this.onHoverSegment$
+      mouseOverNehuba : this.onHoverSegment$,
+      getNgHash : this.nehubaViewer.getNgHash
     }
   }
 
@@ -974,6 +953,40 @@ export class NehubaContainer implements OnInit, OnDestroy{
   }
 }
 
+export const identifySrcElement = (element:HTMLElement) => {
+  return element.offsetLeft < 5 && element.offsetTop < 5 ?
+  0 :
+  element.offsetLeft > 5 && element.offsetTop < 5 ?
+    1 :
+    element.offsetLeft < 5 && element.offsetTop > 5 ?
+    2 :
+      element.offsetLeft > 5 && element.offsetTop > 5 ?
+      3 :
+      4
+}
+
+export const takeOnePipe = [
+  scan((acc:Event[],event:Event)=>{
+    const target = (event as Event).target as HTMLElement
+    /**
+     * 0 | 1
+     * 2 | 3
+     * 
+     * 4 ???
+     */
+    const key = identifySrcElement(target)
+
+    const _ = {}
+    _[key] = event
+    return Object.assign({},acc,_)
+  },[]),
+  filter(v=>{
+    const isdefined = (obj) => typeof obj !== 'undefined' && obj !== null
+    return (isdefined(v[0]) && isdefined(v[1]) && isdefined(v[2])) 
+  }),
+  take(1)
+]
+
 export const CM_THRESHOLD = `0.05`
 export const CM_MATLAB_JET = `float r;if( x < 0.7 ){r = 4.0 * x - 1.5;} else {r = -4.0 * x + 4.5;}float g;if (x < 0.5) {g = 4.0 * x - 0.5;} else {g = -4.0 * x + 3.5;}float b;if (x < 0.3) {b = 4.0 * x + 0.5;} else {b = -4.0 * x + 2.5;}float a = 1.0;`
 export const getActiveColorMapFragmentMain = ():string=>`void main(){float x = toNormalized(getDataValue());${CM_MATLAB_JET}if(x>${CM_THRESHOLD}){emitRGB(vec3(r,g,b));}else{emitTransparent();}}`
\ No newline at end of file
diff --git a/src/ui/nehubaContainer/nehubaContainer.style.css b/src/ui/nehubaContainer/nehubaContainer.style.css
index ac5c9d8051e1cc251923a643935a5afca9e5b862..19849a5fcb923172dc20f4c988968e86a4e42d6a 100644
--- a/src/ui/nehubaContainer/nehubaContainer.style.css
+++ b/src/ui/nehubaContainer/nehubaContainer.style.css
@@ -136,4 +136,10 @@ div.loadingIndicator div.spinnerAnimationCircle
 :host-context([darktheme="true"]) [perspectiveLoadingText]
 {
   color:rgba(255,255,255,0.8);
+}
+
+[desktopTemplateCitation]
+{
+  padding: 0 1em;
+  display:block;
 }
\ No newline at end of file
diff --git a/src/ui/nehubaContainer/nehubaContainer.template.html b/src/ui/nehubaContainer/nehubaContainer.template.html
index 49af021df0100f6fd15ae4b53fd5a848606efad6..912fecbedd0f2e563539a5e7534444a9768f19f6 100644
--- a/src/ui/nehubaContainer/nehubaContainer.template.html
+++ b/src/ui/nehubaContainer/nehubaContainer.template.html
@@ -90,17 +90,9 @@
   *ngIf = "viewerLoaded">
   <div statusCard>
 
-    <citations-component 
-      *ngIf = "selectedParcellation && selectedParcellation.properties"
-      [properties] = "selectedParcellation.properties"
-      citationContainer>
+    <template-parcellation-citation-container desktopTemplateCitation *ngIf = "!isMobile">
 
-    </citations-component>
-    <citations-component
-      [properties] = "selectedTemplate.properties"
-      *ngIf = "showCitation"
-      citationContainer>
-    </citations-component>
+    </template-parcellation-citation-container>
 
     <hr *ngIf = "showCitation" />
 
@@ -126,11 +118,11 @@
           navigateInput/>
     
       <br />
-      <small>Mouse: </small>
-      <small>
+      <small *ngIf = "!isMobile">Mouse: </small>
+      <small *ngIf = "!isMobile">
         {{ mouseCoord }}
       </small> 
-      <br />
+      <br *ngIf = "!isMobile" />
       <small onHoverSegment>
         {{ onHoverSegmentName$ | async }}
       </small>
diff --git a/src/ui/nehubaContainer/nehubaViewer/nehubaViewer.component.ts b/src/ui/nehubaContainer/nehubaViewer/nehubaViewer.component.ts
index 66759a6abf504ffa2cab96395f7bdecf21f8b9f6..74d0b014fd634209400269bb7ebd5fac3642578b 100644
--- a/src/ui/nehubaContainer/nehubaViewer/nehubaViewer.component.ts
+++ b/src/ui/nehubaContainer/nehubaViewer/nehubaViewer.component.ts
@@ -4,8 +4,9 @@ import * as export_nehuba from 'third_party/export_nehuba/main.bundle.js'
 import 'third_party/export_nehuba/chunk_worker.bundle.js'
 import { fromEvent, interval } from 'rxjs'
 import { AtlasWorkerService } from "../../../atlasViewer/atlasViewer.workerService.service";
-import { buffer, map, filter, debounceTime } from "rxjs/operators";
+import { buffer, map, filter, debounceTime, take, takeUntil, scan, switchMap } from "rxjs/operators";
 import { AtlasViewerConstantsServices } from "../../../atlasViewer/atlasViewer.constantService.service";
+import { takeOnePipe, identifySrcElement } from "../nehubaContainer.component";
 
 @Component({
   templateUrl : './nehubaViewer.template.html',
@@ -225,21 +226,98 @@ export class NehubaViewerUnit implements AfterViewInit,OnDestroy{
   private defaultColormap : Map<number,{red:number,green:number,blue:number}>
   public mouseOverSegment : number | null
 
+  private viewportToDatas : [any, any, any] = [null, null, null]
+
+  public getNgHash : () => string = export_nehuba.getNgHash
+
   ngAfterViewInit(){
     this.nehubaViewer = export_nehuba.createNehubaViewer(this.config, (err)=>{
       /* print in debug mode */
-    });
-    
+    })
+
     if(this.regionsLabelIndexMap){
       const managedLayers = this.nehubaViewer.ngviewer.layerManager.managedLayers
       managedLayers.slice(1).forEach(layer=>layer.setVisible(false))
       this.nehubaViewer.redraw()
     }
 
+    /* creation of the layout is done on next frame, hence the settimeout */
+    setTimeout(() => {
+      window['viewer'].display.panels.forEach(patchSliceViewPanel) 
+    })
+    
     this.newViewerInit()
     this.loadNewParcellation()
 
     window['nehubaViewer'] = this.nehubaViewer
+
+    this.ondestroySubscriptions.push(
+      fromEvent(this.elementRef.nativeElement, 'viewportToData').pipe(
+        ...takeOnePipe
+      ).subscribe((events:CustomEvent[]) => {
+        [0,1,2].forEach(idx => this.viewportToDatas[idx] = events[idx].detail.viewportToData)
+      })
+    )
+
+    this.ondestroySubscriptions.push(
+
+      fromEvent(this.elementRef.nativeElement,'touchstart').pipe(
+        map((ev:TouchEvent) => {
+          const srcElement : HTMLElement = ev.srcElement || (ev as any).originalTarget
+          return {
+            startPos: [ev.touches[0].screenX, ev.touches[0].screenY],
+            elementId: identifySrcElement(srcElement),
+            srcElement
+          }
+        }),
+        switchMap(({startPos, elementId, srcElement}) => fromEvent(this.elementRef.nativeElement,'touchmove').pipe(
+          map((ev: TouchEvent) => (ev.stopPropagation(), ev.preventDefault(), ev)),
+          filter((ev:TouchEvent) => ev.touches.length === 1),
+          map((event:TouchEvent) => ({
+            startPos,
+            event,
+            elementId,
+            srcElement
+          })),
+          scan((acc,ev:any) => {
+            return acc.length < 2
+              ? acc.concat(ev)
+              : acc.slice(1).concat(ev)
+          },[]),
+          map(double => ({
+            elementId: double[0].elementId,
+            deltaX: double.length === 1
+              ? null // startPos[0] - (double[0].event as TouchEvent).touches[0].screenX
+              : double.length === 2
+                ? (double[0].event as TouchEvent).touches[0].screenX - (double[1].event as TouchEvent).touches[0].screenX 
+                : null,
+            deltaY: double.length === 1
+              ? null // startPos[0] - (double[0].event as TouchEvent).touches[0].screenY
+              : double.length === 2
+                ? (double[0].event as TouchEvent).touches[0].screenY - (double[1].event as TouchEvent).touches[0].screenY 
+                : null
+          })),
+          takeUntil(fromEvent(this.elementRef.nativeElement, 'touchend').pipe(filter((ev: TouchEvent) => ev.touches.length === 0)))
+        ))
+      ).subscribe(({ elementId, deltaX, deltaY }) => {
+        if(deltaX === null || deltaY === null){
+          console.warn('deltax/y is null')
+          return
+        }
+        if(elementId === 0 || elementId === 1 || elementId === 2){
+          const {position} = this.nehubaViewer.ngviewer.navigationState 
+          const pos = position.spatialCoordinates
+          export_nehuba.vec3.set(pos, deltaX, deltaY, 0)
+          export_nehuba.vec3.transformMat4(pos, pos, this.viewportToDatas[elementId])
+          position.changed.dispatch()
+        }else if(elementId === 3){
+          const {perspectiveNavigationState} = this.nehubaViewer.ngviewer
+          perspectiveNavigationState.pose.rotateRelative(this.vec3([0, 1, 0]), -deltaX / 4.0 * Math.PI / 180.0);
+          perspectiveNavigationState.pose.rotateRelative(this.vec3([1, 0, 0]), deltaY / 4.0 * Math.PI / 180.0);
+          this.nehubaViewer.ngviewer.perspectiveNavigationState.changed.dispatch();
+        }
+      })
+    )
   }
   ngOnDestroy(){
     this._s$.forEach(_s$=>{
@@ -630,6 +708,24 @@ export class NehubaViewerUnit implements AfterViewInit,OnDestroy{
   }
 }
 
+const patchSliceViewPanel = (sliceViewPanel: any) => {
+  const originalDraw = sliceViewPanel.draw
+  sliceViewPanel.draw = function (this) {
+    
+    if(this.sliceView){
+      const viewportToDataEv = new CustomEvent('viewportToData', {
+        bubbles: true,
+        detail: {
+          viewportToData : this.sliceView.viewportToData
+        }
+      })
+      this.element.dispatchEvent(viewportToDataEv)
+    }
+
+    originalDraw.call(this)
+  }
+}
+
 /**
  * 
  * https://stackoverflow.com/a/16348977/6059235
diff --git a/src/ui/templateParcellationCitations/templateParcellationCitations.component.ts b/src/ui/templateParcellationCitations/templateParcellationCitations.component.ts
new file mode 100644
index 0000000000000000000000000000000000000000..4754fe01f3c573f240c54748542c1e42c9c9bb46
--- /dev/null
+++ b/src/ui/templateParcellationCitations/templateParcellationCitations.component.ts
@@ -0,0 +1,34 @@
+import { Component } from "@angular/core";
+import { Observable } from "rxjs";
+import { ViewerStateInterface, isDefined, safeFilter } from "../../services/stateStore.service";
+import { Store, select } from "@ngrx/store";
+import { filter, switchMap, map } from "rxjs/operators";
+
+@Component({
+  selector : 'template-parcellation-citation-container',
+  templateUrl : './templateParcellationCitations.template.html',
+  styleUrls : [
+    './templateParcellationCitations.style.css'
+  ]
+})
+
+export class TemplateParcellationCitationsContainer{
+  selectedTemplate$: Observable<any>
+  selectedParcellation$: Observable<any>
+
+  constructor(private store: Store<ViewerStateInterface>){
+    this.selectedTemplate$ = this.store.pipe(
+      select('viewerState'),
+      safeFilter('templateSelected'),
+      map(state => state.templateSelected)
+    )
+
+    this.selectedParcellation$ = this.selectedTemplate$.pipe(
+      switchMap(() => this.store.pipe(
+        select('viewerState'),
+        safeFilter('parcellationSelected'),
+        map(state => state.parcellationSelected)
+      ))
+    )
+  }
+}
\ No newline at end of file
diff --git a/src/ui/templateParcellationCitations/templateParcellationCitations.style.css b/src/ui/templateParcellationCitations/templateParcellationCitations.style.css
new file mode 100644
index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
diff --git a/src/ui/templateParcellationCitations/templateParcellationCitations.template.html b/src/ui/templateParcellationCitations/templateParcellationCitations.template.html
new file mode 100644
index 0000000000000000000000000000000000000000..48b54d534f9efe9b53f055ccbae85f689afe67d9
--- /dev/null
+++ b/src/ui/templateParcellationCitations/templateParcellationCitations.template.html
@@ -0,0 +1,11 @@
+<citations-component 
+  *ngIf = "selectedTemplate$ | async"
+  [properties] = "(selectedTemplate$ | async).properties"
+  citationContainer>
+
+</citations-component>
+<citations-component
+  *ngIf = "selectedParcellation$ | async"
+  [properties] = "(selectedParcellation$ | async).properties"
+  citationContainer>
+</citations-component>
\ No newline at end of file
diff --git a/src/ui/ui.module.ts b/src/ui/ui.module.ts
index 2b1990309f3b804dbc973167ecbec9c5ad2edf13..9ac37e377aaf8afe762007bfd387a4cb55b632e6 100644
--- a/src/ui/ui.module.ts
+++ b/src/ui/ui.module.ts
@@ -34,6 +34,8 @@ import { SortDataEntriesToRegion } from "../util/pipes/sortDataEntriesIntoRegion
 import { DatasetViewerComponent } from "./datasetViewer/datasetViewer.component";
 import { SpatialLandmarksToDataBrowserItemPipe } from "../util/pipes/spatialLandmarksToDatabrowserItem.pipe";
 import { DownloadDirective } from "../util/directives/download.directive";
+import { LogoContainer } from "./logoContainer/logoContainer.component";
+import { TemplateParcellationCitationsContainer } from "./templateParcellationCitations/templateParcellationCitations.component";
 
 
 @NgModule({
@@ -63,6 +65,8 @@ import { DownloadDirective } from "../util/directives/download.directive";
     KgEntryViewer,
     SubjectViewer,
     DatasetViewerComponent,
+    LogoContainer,
+    TemplateParcellationCitationsContainer,
 
     /* pipes */
     GroupDatasetByRegion,
@@ -98,7 +102,9 @@ import { DownloadDirective } from "../util/directives/download.directive";
     DataBrowserUI,
     LayerBrowser,
     FileViewer,
-    DatasetViewerComponent
+    LogoContainer,
+    DatasetViewerComponent,
+    TemplateParcellationCitationsContainer
   ]
 })
 
diff --git a/third_party/export_nehuba/main.bundle.js b/third_party/export_nehuba/main.bundle.js
index 09e1d3e2f5c288cd7263cc31a19314bce80da01a..c94f0d78ae027d577c4bd38925679b74a63ccb67 100644
--- a/third_party/export_nehuba/main.bundle.js
+++ b/third_party/export_nehuba/main.bundle.js
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-c="\nvec3 hueToRgb(float hue) {\n  float hue6 = hue * 6.0;\n  float r = abs(hue6 - 3.0) - 1.0;\n  float g = 2.0 - abs(hue6 - 2.0);\n  float b = 2.0 - abs(hue6 - 4.0);\n  return clamp(vec3(r, g, b), 0.0, 1.0);\n}\nvec3 hsvToRgb(vec3 c) {\n  vec3 hueRgb = hueToRgb(c.x);\n  return c.z * ((hueRgb - 1.0) * c.y + 1.0);\n}\n";h=["float","vec2","vec3","vec4"].map(function(a){return"\n"+a+" unnormalizeUint8("+a+" value) {\n  return floor(value * 255.0 + 0.5);\n}\n"}).join("");f.q=h;var b=[h,"\nfloat uintleToFloat(float v) {\n  return unnormalizeUint8(v);\n}\nfloat uintleToFloat(vec2 v) {\n  v = unnormalizeUint8(v);\n  return v.x + v.y * 256.0;\n}\nfloat uintleToFloat(vec3 v) {\n  v = unnormalizeUint8(v);\n  return v.x + v.y * 256.0 + v.z * 256.0 * 256.0;\n}\n"];
-f.p=b;var d=[h,"\nfloat uintbeToFloat(float v) {\n  return unnormalizeUint8(v);\n}\nfloat uintbeToFloat(vec2 v) {\n  v = unnormalizeUint8(v);\n  return v.y + v.x * 256.0;\n}\nfloat uintbeToFloat(vec3 v) {\n  v = unnormalizeUint8(v);\n  return v.z + v.y * 256.0 + v.x * 256.0 * 256.0;\n}\n"];(function(){var a=p.a===p.b.BIG?"be":"le";return[p.a===p.b.BIG?d:b,"\nfloat uintToFloat(float v) {\n  return uint"+a+"ToFloat(v);\n}\nfloat uintToFloat(vec2 v) {\n  return uint"+a+"ToFloat(v);\n}\nfloat uintToFloat(vec3 v) {\n  return uint"+
+d="\nvec3 hueToRgb(float hue) {\n  float hue6 = hue * 6.0;\n  float r = abs(hue6 - 3.0) - 1.0;\n  float g = 2.0 - abs(hue6 - 2.0);\n  float b = 2.0 - abs(hue6 - 4.0);\n  return clamp(vec3(r, g, b), 0.0, 1.0);\n}\nvec3 hsvToRgb(vec3 c) {\n  vec3 hueRgb = hueToRgb(c.x);\n  return c.z * ((hueRgb - 1.0) * c.y + 1.0);\n}\n";h=["float","vec2","vec3","vec4"].map(function(a){return"\n"+a+" unnormalizeUint8("+a+" value) {\n  return floor(value * 255.0 + 0.5);\n}\n"}).join("");f.q=h;var b=[h,"\nfloat uintleToFloat(float v) {\n  return unnormalizeUint8(v);\n}\nfloat uintleToFloat(vec2 v) {\n  v = unnormalizeUint8(v);\n  return v.x + v.y * 256.0;\n}\nfloat uintleToFloat(vec3 v) {\n  v = unnormalizeUint8(v);\n  return v.x + v.y * 256.0 + v.z * 256.0 * 256.0;\n}\n"];
+f.p=b;var c=[h,"\nfloat uintbeToFloat(float v) {\n  return unnormalizeUint8(v);\n}\nfloat uintbeToFloat(vec2 v) {\n  v = unnormalizeUint8(v);\n  return v.y + v.x * 256.0;\n}\nfloat uintbeToFloat(vec3 v) {\n  v = unnormalizeUint8(v);\n  return v.z + v.y * 256.0 + v.x * 256.0 * 256.0;\n}\n"];(function(){var a=p.a===p.b.BIG?"be":"le";return[p.a===p.b.BIG?c:b,"\nfloat uintToFloat(float v) {\n  return uint"+a+"ToFloat(v);\n}\nfloat uintToFloat(vec2 v) {\n  return uint"+a+"ToFloat(v);\n}\nfloat uintToFloat(vec3 v) {\n  return uint"+
 a+"ToFloat(v);\n}\n"]})();f.n="\nstruct uint64_t {\n  vec4 low, high;\n};\nuint64_t toUint64(uint64_t x) { return x; }\n";f.o=[h,"\nstruct uint64_t {\n  vec4 low, high;\n};\nuint64_t toUint64(uint64_t x) { return x; }\n","\nstruct uint8_t {\n  float value;\n};\nstruct uint8x2_t {\n  vec2 value;\n};\nstruct uint8x3_t {\n  vec3 value;\n};\nstruct uint8x4_t {\n  vec4 value;\n};\nfloat toRaw(uint8_t x) { return unnormalizeUint8(x.value); }\nfloat toNormalized(uint8_t x) { return x.value; }\nvec2 toRaw(uint8x2_t x) { return unnormalizeUint8(x.value); }\nvec2 toNormalized(uint8x2_t x) { return x.value; }\nvec3 toRaw(uint8x3_t x) { return unnormalizeUint8(x.value); }\nvec3 toNormalized(uint8x3_t x) { return x.value; }\nvec4 toRaw(uint8x4_t x) { return unnormalizeUint8(x.value); }\nvec4 toNormalized(uint8x4_t x) { return x.value; }\nuint64_t toUint64(uint8_t x) {\n  uint64_t result;\n  result.low = vec4(x.value, 0.0, 0.0, 0.0);\n  result.high = vec4(0.0, 0.0, 0.0, 0.0);\n  return result;\n}\n"];
 f.f="\nfloat toRaw(float x) { return x; }\nfloat toNormalized(float x) { return x; }\nvec2 toRaw(vec2 x) { return x; }\nvec2 toNormalized(vec2 x) { return x; }\nvec3 toRaw(vec3 x) { return x; }\nvec3 toNormalized(vec3 x) { return x; }\nvec4 toRaw(vec4 x) { return x; }\nvec4 toNormalized(vec4 x) { return x; }\n";f.l=["\nstruct uint64_t {\n  vec4 low, high;\n};\nuint64_t toUint64(uint64_t x) { return x; }\n",b,"\nstruct uint16_t {\n  vec2 value;\n};\nstruct uint16x2_t {\n  vec4 value;\n};\nfloat toRaw(uint16_t x) { return uintleToFloat(x.value); }\nfloat toNormalized(uint16_t x) { return toRaw(x) / 65535.0; }\nvec2 toRaw(uint16x2_t x) { return vec2(uintleToFloat(x.value.xy), uintleToFloat(x.value.zw)); }\nvec2 toNormalized(uint16x2_t x) { return toRaw(x) / 65535.0; }\nuint64_t toUint64(uint16_t x) {\n  uint64_t result;\n  result.low = vec4(x.value, 0.0, 0.0);\n  result.high = vec4(0.0, 0.0, 0.0, 0.0);\n  return result;\n}\n"];
 h=["\nstruct uint64_t {\n  vec4 low, high;\n};\nuint64_t toUint64(uint64_t x) { return x; }\n","\nstruct uint32_t {\n  vec4 value;\n};\nuint64_t toUint64(uint32_t x) {\n  uint64_t result;\n  result.low = x.value;\n  result.high = vec4(0.0, 0.0, 0.0, 0.0);\n  return result;\n}\n"];f.m=h;var e=["\nvec3 getSubscriptsFromNormalized(vec3 normalizedPosition, vec3 size) {\n  return floor(min(normalizedPosition * size, size - 1.0));\n}\n","\nfloat getFortranOrderIndex(vec3 subscripts, vec3 size) {\n  return subscripts.x + size.x * (subscripts.y + size.y * subscripts.z);\n}\n",
@@ -196,105 +196,105 @@ h=["\nstruct uint64_t {\n  vec4 low, high;\n};\nuint64_t toUint64(uint64_t x) {
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+b.ch)&&!a.eol();){a.start=a.pos;var m=dc(g,a,c.state);d&&l.push(new ke(a,m,Oa(e.mode,c.state)))}return d?l:new ke(a,m,c.state)}function le(a,b){if(a)for(;;){var c=a.match(/(?:^|\s+)line-(background-)?(\S+)/);if(!c)break;a=a.slice(0,c.index)+a.slice(c.index+c[0].length);var d=c[1]?"bgClass":"textClass";null==b[d]?b[d]=c[2]:(new RegExp("(?:^|s)"+c[2]+"(?:$|s)")).test(b[d])||(b[d]+=" "+c[2])}return a}function ie(a,b,c,d,e,g,k){var l=c.flattenSpans;null==l&&(l=a.options.flattenSpans);var m=0,I=null,r=
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+(null==m.to?z+1:m.to)-x,m.marker,null==m.from);if(null==m.to)break a;m.to==x&&(m=!1)}}if(x>=z)break;for(E=Math.min(z,C);;){if(y){G=x+y.length;m||(A=G>E?y.slice(0,E-x):y,k.addToken(k,A,n?n+v:v,I,x+A.length==C?u:"",r,la));if(G>=E){y=y.slice(E-x);x=E;break}x=G;I=""}y=p.slice(D,D=t[q++]);n=me(t[q++],k.cm.options)}}else for(m=1;m<t.length;m+=2)k.addToken(k,p.slice(D,D=t[m]),me(t[m+1],k.cm.options))}g.styleClasses&&(g.styleClasses.bgClass&&(d.bgClass=l(g.styleClasses.bgClass,d.bgClass||"")),g.styleClasses.textClass&&
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+d.textClass||""));return d}function kg(a){var b=d("span","\u2022","cm-invalidchar");b.title="\\u"+a.charCodeAt(0).toString(16);b.setAttribute("aria-label",b.title);return b}function ig(a,b,c,e,g,k,l){if(b){if(a.splitSpaces){var m=a.trailingSpace;if(1<b.length&&!/  /.test(b))m=b;else{for(var I="",r=0;r<b.length;r++){var t=b.charAt(r);" "!=t||!m||r!=b.length-1&&32!=b.charCodeAt(r+1)||(t="\u00a0");I+=t;m=" "==t}m=I}}else m=b;I=m;r=a.cm.state.specialChars;t=!1;if(r.test(b)){m=document.createDocumentFragment();
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+h.setAttribute("cm-text",u[0])):(h=a.cm.options.specialCharPlaceholder(u[0]),h.setAttribute("cm-text",u[0]),V&&9>ca?m.appendChild(d("span",[h])):m.appendChild(h)),a.col+=1);a.map.push(a.pos,a.pos+1,h);a.pos++}}else a.col+=b.length,m=document.createTextNode(I),a.map.push(a.pos,a.pos+b.length,m),V&&9>ca&&(t=!0),a.pos+=b.length;a.trailingSpace=32==I.charCodeAt(b.length-1);if(c||e||g||t||l)return b=c||"",e&&(b+=e),g&&(b+=g),e=d("span",[m],b,l),k&&(e.title=k),a.content.appendChild(e);a.content.appendChild(m)}}
+function jg(a,b){return function(c,d,e,g,k,l,m){e=e?e+" cm-force-border":"cm-force-border";for(var I=c.pos,r=I+d.length;;){for(var t=void 0,f=0;f<b.length&&!(t=b[f],t.to>I&&t.from<=I);f++);if(t.to>=r)return a(c,d,e,g,k,l,m);a(c,d.slice(0,t.to-I),e,g,null,l,m);g=null;d=d.slice(t.to-I);I=t.to}}}function oe(a,b,c,d){var e=!d&&c.widgetNode;e&&a.map.push(a.pos,a.pos+b,e);!d&&a.cm.display.input.needsContentAttribute&&(e||(e=a.content.appendChild(document.createElement("span"))),e.setAttribute("cm-marker",
+c.id));e&&(a.cm.display.input.setUneditable(e),a.content.appendChild(e));a.pos+=b;a.trailingSpace=!1}function pe(a,b,c){for(var d=this.line=b,e;d=wa(d,!1);)d=d.find(1,!0).line,(e||(e=[])).push(d);this.size=(this.rest=e)?N(w(this.rest))-c+1:1;this.node=this.text=null;this.hidden=$a(a,b)}function Uc(a,b,c){var d=[],e;for(e=b;e<c;)b=new pe(a.doc,J(a.doc,e),e),e+=b.size,d.push(b);return d}function lg(a,b){if(a=a.ownsGroup)try{var c=a.delayedCallbacks,d=0;do{for(;d<c.length;d++)c[d].call(null);for(var e=
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 (a.display.input.focus(),Id(a))}function Le(a){a.state.delayingBlurEvent=!0;setTimeout(function(){a.state.delayingBlurEvent&&(a.state.delayingBlurEvent=!1,lc(a))},100)}function Id(a,b){a.state.delayingBlurEvent&&(a.state.delayingBlurEvent=!1);"nocursor"!=a.options.readOnly&&(a.state.focused||(da(a,"focus",a,b),a.state.focused=!0,g(a.display.wrapper,"CodeMirror-focused"),a.curOp||a.display.selForContextMenu==a.doc.sel||(a.display.input.reset(),sa&&setTimeout(function(){return a.display.input.reset(!0)},
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 g=g.bottom-g.top;e=d.line.height-g;2>g&&(g=tb(a));if(.005<e||-.005>e)if(P(d.line,g),Me(d.line),d.rest)for(g=0;g<d.rest.length;g++)Me(d.rest[g])}}}function Me(a){if(a.widgets)for(var b=0;b<a.widgets.length;++b)a.widgets[b].height=a.widgets[b].node.parentNode.offsetHeight}function Jd(a,b,c){var d=c&&null!=c.top?Math.max(0,c.top):a.scroller.scrollTop;d=Math.floor(d-a.lineSpace.offsetTop);var e=c&&null!=c.bottom?c.bottom:d+a.wrapper.clientHeight;d=S(b,d);e=S(b,e);if(c&&c.ensure){var g=c.ensure.from.line;
-c=c.ensure.to.line;g<d?(d=g,e=S(b,Ha(I(b,g))+a.wrapper.clientHeight)):Math.min(c,b.lastLine())>=e&&(d=S(b,Ha(I(b,c))-a.wrapper.clientHeight),e=c)}return{from:d,to:Math.max(e,d+1)}}function Ne(a){var b=a.display,c=b.view;if(b.alignWidgets||b.gutters.firstChild&&a.options.fixedGutter){for(var d=Fd(b)-b.scroller.scrollLeft+a.doc.scrollLeft,e=b.gutters.offsetWidth,g=d+"px",k=0;k<c.length;k++)if(!c[k].hidden){a.options.fixedGutter&&(c[k].gutter&&(c[k].gutter.style.left=g),c[k].gutterBackground&&(c[k].gutterBackground.style.left=
-g));var l=c[k].alignable;if(l)for(var m=0;m<l.length;m++)l[m].style.left=g}a.options.fixedGutter&&(b.gutters.style.left=d+e+"px")}}function Oe(a){if(!a.options.lineNumbers)return!1;var b=a.doc;b=Z(a.options,b.first+b.size-1);var d=a.display;if(b.length!=d.lineNumChars){var e=d.measure.appendChild(c("div",[c("div",b)],"CodeMirror-linenumber CodeMirror-gutter-elt")),g=e.firstChild.offsetWidth;e=e.offsetWidth-g;d.lineGutter.style.width="";d.lineNumInnerWidth=Math.max(g,d.lineGutter.offsetWidth-e)+1;
-d.lineNumWidth=d.lineNumInnerWidth+e;d.lineNumChars=d.lineNumInnerWidth?b.length:-1;d.lineGutter.style.width=d.lineNumWidth+"px";Kd(a);return!0}return!1}function Ld(a,b){var c=a.display,d=tb(a.display);0>b.top&&(b.top=0);var e=a.curOp&&null!=a.curOp.scrollTop?a.curOp.scrollTop:c.scroller.scrollTop,g=wd(a),k={};b.bottom-b.top>g&&(b.bottom=b.top+g);var l=a.doc.height+vd(c),m=b.top<d;d=b.bottom>l-d;b.top<e?k.scrollTop=m?0:b.top:b.bottom>e+g&&(g=Math.min(b.top,(d?l:b.bottom)-g),g!=e&&(k.scrollTop=g));
+c=c.ensure.to.line;g<d?(d=g,e=S(b,Ha(J(b,g))+a.wrapper.clientHeight)):Math.min(c,b.lastLine())>=e&&(d=S(b,Ha(J(b,c))-a.wrapper.clientHeight),e=c)}return{from:d,to:Math.max(e,d+1)}}function Ne(a){var b=a.display,c=b.view;if(b.alignWidgets||b.gutters.firstChild&&a.options.fixedGutter){for(var d=Fd(b)-b.scroller.scrollLeft+a.doc.scrollLeft,e=b.gutters.offsetWidth,g=d+"px",k=0;k<c.length;k++)if(!c[k].hidden){a.options.fixedGutter&&(c[k].gutter&&(c[k].gutter.style.left=g),c[k].gutterBackground&&(c[k].gutterBackground.style.left=
+g));var l=c[k].alignable;if(l)for(var m=0;m<l.length;m++)l[m].style.left=g}a.options.fixedGutter&&(b.gutters.style.left=d+e+"px")}}function Oe(a){if(!a.options.lineNumbers)return!1;var b=a.doc;b=Z(a.options,b.first+b.size-1);var c=a.display;if(b.length!=c.lineNumChars){var e=c.measure.appendChild(d("div",[d("div",b)],"CodeMirror-linenumber CodeMirror-gutter-elt")),g=e.firstChild.offsetWidth;e=e.offsetWidth-g;c.lineGutter.style.width="";c.lineNumInnerWidth=Math.max(g,c.lineGutter.offsetWidth-e)+1;
+c.lineNumWidth=c.lineNumInnerWidth+e;c.lineNumChars=c.lineNumInnerWidth?b.length:-1;c.lineGutter.style.width=c.lineNumWidth+"px";Kd(a);return!0}return!1}function Ld(a,b){var c=a.display,d=tb(a.display);0>b.top&&(b.top=0);var e=a.curOp&&null!=a.curOp.scrollTop?a.curOp.scrollTop:c.scroller.scrollTop,g=wd(a),k={};b.bottom-b.top>g&&(b.bottom=b.top+g);var l=a.doc.height+vd(c),m=b.top<d;d=b.bottom>l-d;b.top<e?k.scrollTop=m?0:b.top:b.bottom>e+g&&(g=Math.min(b.top,(d?l:b.bottom)-g),g!=e&&(k.scrollTop=g));
 e=a.curOp&&null!=a.curOp.scrollLeft?a.curOp.scrollLeft:c.scroller.scrollLeft;a=qb(a)-(a.options.fixedGutter?c.gutters.offsetWidth:0);if(c=b.right-b.left>a)b.right=b.left+a;10>b.left?k.scrollLeft=0:b.left<e?k.scrollLeft=Math.max(0,b.left-(c?0:10)):b.right>a+e-3&&(k.scrollLeft=b.right+(c?0:10)-a);return k}function $c(a,b){null!=b&&(ad(a),a.curOp.scrollTop=(null==a.curOp.scrollTop?a.doc.scrollTop:a.curOp.scrollTop)+b)}function Kb(a){ad(a);var b=a.getCursor();a.curOp.scrollToPos={from:b,to:b,margin:a.options.cursorScrollMargin}}
 function mc(a,b,c){null==b&&null==c||ad(a);null!=b&&(a.curOp.scrollLeft=b);null!=c&&(a.curOp.scrollTop=c)}function ad(a){var b=a.curOp.scrollToPos;if(b){a.curOp.scrollToPos=null;var c=Ee(a,b.from),d=Ee(a,b.to);Pe(a,c,d,b.margin)}}function Pe(a,b,c,d){b=Ld(a,{left:Math.min(b.left,c.left),top:Math.min(b.top,c.top)-d,right:Math.max(b.right,c.right),bottom:Math.max(b.bottom,c.bottom)+d});mc(a,b.scrollLeft,b.scrollTop)}function nc(a,b){2>Math.abs(a.doc.scrollTop-b)||(eb||Md(a,{top:b}),Qe(a,b,!0),eb&&Md(a),
 oc(a,100))}function Qe(a,b,c){b=Math.min(a.display.scroller.scrollHeight-a.display.scroller.clientHeight,b);if(a.display.scroller.scrollTop!=b||c)a.doc.scrollTop=b,a.display.scrollbars.setScrollTop(b),a.display.scroller.scrollTop!=b&&(a.display.scroller.scrollTop=b)}function xb(a,b,c,d){b=Math.min(b,a.display.scroller.scrollWidth-a.display.scroller.clientWidth);(c?b==a.doc.scrollLeft:2>Math.abs(a.doc.scrollLeft-b))&&!d||(a.doc.scrollLeft=b,Ne(a),a.display.scroller.scrollLeft!=b&&(a.display.scroller.scrollLeft=
@@ -451,34 +451,34 @@ b),a.display.scrollbars.setScrollLeft(b))}function pc(a){var b=a.display,c=b.gut
 a.display.barHeight;Re(a,b);for(b=0;4>b&&c!=a.display.barWidth||d!=a.display.barHeight;b++)c!=a.display.barWidth&&a.options.lineWrapping&&Zc(a),Re(a,pc(a)),c=a.display.barWidth,d=a.display.barHeight}function Re(a,b){var c=a.display,d=c.scrollbars.update(b);c.sizer.style.paddingRight=(c.barWidth=d.right)+"px";c.sizer.style.paddingBottom=(c.barHeight=d.bottom)+"px";c.heightForcer.style.borderBottom=d.bottom+"px solid transparent";d.right&&d.bottom?(c.scrollbarFiller.style.display="block",c.scrollbarFiller.style.height=
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 a.display.scrollbarFiller);T(b,"mousedown",function(){a.state.focused&&setTimeout(function(){return a.display.input.focus()},0)});b.setAttribute("cm-not-content","true")},function(b,c){"horizontal"==c?xb(a,b):nc(a,b)},a);a.display.scrollbars.addClass&&g(a.display.wrapper,a.display.scrollbars.addClass)}function yb(a){a.curOp={cm:a,viewChanged:!1,startHeight:a.doc.height,forceUpdate:!1,updateInput:null,typing:!1,changeObjs:null,cursorActivityHandlers:null,cursorActivityCalled:0,selectionChanged:!1,
-updateMaxLine:!1,scrollLeft:null,scrollTop:null,scrollToPos:null,focus:!1,id:++sg};a=a.curOp;Jb?Jb.ops.push(a):a.ownsGroup=Jb={ops:[a],delayedCallbacks:[]}}function zb(a){lg(a.curOp,function(a){for(var b=0;b<a.ops.length;b++)a.ops[b].cm.curOp=null;a=a.ops;for(b=0;b<a.length;b++){var d=a[b],g=d.cm,k=g.display,l=g.display;!l.scrollbarsClipped&&l.scroller.offsetWidth&&(l.nativeBarWidth=l.scroller.offsetWidth-l.scroller.clientWidth,l.heightForcer.style.height=Xa(g)+"px",l.sizer.style.marginBottom=-l.nativeBarWidth+
-"px",l.sizer.style.borderRightWidth=Xa(g)+"px",l.scrollbarsClipped=!0);d.updateMaxLine&&ab(g);d.mustUpdate=d.viewChanged||d.forceUpdate||null!=d.scrollTop||d.scrollToPos&&(d.scrollToPos.from.line<k.viewFrom||d.scrollToPos.to.line>=k.viewTo)||k.maxLineChanged&&g.options.lineWrapping;d.update=d.mustUpdate&&new bd(g,d.mustUpdate&&{top:d.scrollTop,ensure:d.scrollToPos},d.forceUpdate)}for(b=0;b<a.length;b++)d=a[b],d.updatedDisplay=d.mustUpdate&&Nd(d.cm,d.update);for(b=0;b<a.length;b++)if(d=a[b],g=d.cm,
-k=g.display,d.updatedDisplay&&Zc(g),d.barMeasure=pc(g),k.maxLineChanged&&!g.options.lineWrapping&&(l=k.maxLine.text.length,l=Pa(g,sb(g,k.maxLine),l,void 0),d.adjustWidthTo=l.left+3,g.display.sizerWidth=d.adjustWidthTo,d.barMeasure.scrollWidth=Math.max(k.scroller.clientWidth,k.sizer.offsetLeft+d.adjustWidthTo+Xa(g)+g.display.barWidth),d.maxScrollLeft=Math.max(0,k.sizer.offsetLeft+d.adjustWidthTo-qb(g))),d.updatedDisplay||d.selectionChanged)d.preparedSelection=k.input.prepareSelection();for(b=0;b<a.length;b++)d=
-a[b],g=d.cm,null!=d.adjustWidthTo&&(g.display.sizer.style.minWidth=d.adjustWidthTo+"px",d.maxScrollLeft<g.doc.scrollLeft&&xb(g,Math.min(g.display.scroller.scrollLeft,d.maxScrollLeft),!0),g.display.maxLineChanged=!1),k=d.focus&&d.focus==e(),d.preparedSelection&&g.display.input.showSelection(d.preparedSelection,k),(d.updatedDisplay||d.startHeight!=g.doc.height)&&Lb(g,d.barMeasure),d.updatedDisplay&&Od(g,d.barMeasure),d.selectionChanged&&Hd(g),g.state.focused&&d.updateInput&&g.display.input.reset(d.typing),
-k&&Ke(d.cm);for(b=0;b<a.length;b++){var m=void 0;d=a[b];g=d.cm;k=g.display;l=g.doc;d.updatedDisplay&&Ue(g,d.update);null==k.wheelStartX||null==d.scrollTop&&null==d.scrollLeft&&!d.scrollToPos||(k.wheelStartX=k.wheelStartY=null);null!=d.scrollTop&&Qe(g,d.scrollTop,d.forceScroll);null!=d.scrollLeft&&xb(g,d.scrollLeft,!0,!0);if(d.scrollToPos){var r=R(l,d.scrollToPos.from),t=R(l,d.scrollToPos.to),f=d.scrollToPos.margin;null==f&&(f=0);g.options.lineWrapping||r!=t||(r=r.ch?H(r.line,"before"==r.sticky?r.ch-
-1:r.ch,"after"):r,t="before"==r.sticky?H(r.line,r.ch+1,"before"):r);for(var u=0;5>u;u++){var J=!1;m=Qa(g,r);var h=t&&t!=r?Qa(g,t):m;m={left:Math.min(m.left,h.left),top:Math.min(m.top,h.top)-f,right:Math.max(m.left,h.left),bottom:Math.max(m.bottom,h.bottom)+f};h=Ld(g,m);var v=g.doc.scrollTop,n=g.doc.scrollLeft;null!=h.scrollTop&&(nc(g,h.scrollTop),1<Math.abs(g.doc.scrollTop-v)&&(J=!0));null!=h.scrollLeft&&(xb(g,h.scrollLeft),1<Math.abs(g.doc.scrollLeft-n)&&(J=!0));if(!J)break}t=m;ia(g,"scrollCursorIntoView")||
-(f=g.display,u=f.sizer.getBoundingClientRect(),r=null,0>t.top+u.top?r=!0:t.bottom+u.top>(window.innerHeight||document.documentElement.clientHeight)&&(r=!1),null==r||tg||(t=c("div","\u200b",null,"position: absolute;\n                         top: "+(t.top-f.viewOffset-g.display.lineSpace.offsetTop)+"px;\n                         height: "+(t.bottom-t.top+Xa(g)+f.barHeight)+"px;\n                         left: "+t.left+"px; width: "+Math.max(2,t.right-t.left)+"px;"),g.display.lineSpace.appendChild(t),
-t.scrollIntoView(r),g.display.lineSpace.removeChild(t)))}t=d.maybeHiddenMarkers;r=d.maybeUnhiddenMarkers;if(t)for(f=0;f<t.length;++f)t[f].lines.length||da(t[f],"hide");if(r)for(t=0;t<r.length;++t)r[t].lines.length&&da(r[t],"unhide");k.wrapper.offsetHeight&&(l.scrollTop=g.display.scroller.scrollTop);d.changeObjs&&da(g,"changes",g,d.changeObjs);d.update&&d.update.finish()}})}function Ea(a,b){if(a.curOp)return b();yb(a);try{return b()}finally{zb(a)}}function oa(a,b){return function(){if(a.curOp)return b.apply(a,
+updateMaxLine:!1,scrollLeft:null,scrollTop:null,scrollToPos:null,focus:!1,id:++sg};a=a.curOp;Jb?Jb.ops.push(a):a.ownsGroup=Jb={ops:[a],delayedCallbacks:[]}}function zb(a){lg(a.curOp,function(a){for(var b=0;b<a.ops.length;b++)a.ops[b].cm.curOp=null;a=a.ops;for(b=0;b<a.length;b++){var c=a[b],g=c.cm,k=g.display,l=g.display;!l.scrollbarsClipped&&l.scroller.offsetWidth&&(l.nativeBarWidth=l.scroller.offsetWidth-l.scroller.clientWidth,l.heightForcer.style.height=Xa(g)+"px",l.sizer.style.marginBottom=-l.nativeBarWidth+
+"px",l.sizer.style.borderRightWidth=Xa(g)+"px",l.scrollbarsClipped=!0);c.updateMaxLine&&ab(g);c.mustUpdate=c.viewChanged||c.forceUpdate||null!=c.scrollTop||c.scrollToPos&&(c.scrollToPos.from.line<k.viewFrom||c.scrollToPos.to.line>=k.viewTo)||k.maxLineChanged&&g.options.lineWrapping;c.update=c.mustUpdate&&new bd(g,c.mustUpdate&&{top:c.scrollTop,ensure:c.scrollToPos},c.forceUpdate)}for(b=0;b<a.length;b++)c=a[b],c.updatedDisplay=c.mustUpdate&&Nd(c.cm,c.update);for(b=0;b<a.length;b++)if(c=a[b],g=c.cm,
+k=g.display,c.updatedDisplay&&Zc(g),c.barMeasure=pc(g),k.maxLineChanged&&!g.options.lineWrapping&&(l=k.maxLine.text.length,l=Pa(g,sb(g,k.maxLine),l,void 0),c.adjustWidthTo=l.left+3,g.display.sizerWidth=c.adjustWidthTo,c.barMeasure.scrollWidth=Math.max(k.scroller.clientWidth,k.sizer.offsetLeft+c.adjustWidthTo+Xa(g)+g.display.barWidth),c.maxScrollLeft=Math.max(0,k.sizer.offsetLeft+c.adjustWidthTo-qb(g))),c.updatedDisplay||c.selectionChanged)c.preparedSelection=k.input.prepareSelection();for(b=0;b<a.length;b++)c=
+a[b],g=c.cm,null!=c.adjustWidthTo&&(g.display.sizer.style.minWidth=c.adjustWidthTo+"px",c.maxScrollLeft<g.doc.scrollLeft&&xb(g,Math.min(g.display.scroller.scrollLeft,c.maxScrollLeft),!0),g.display.maxLineChanged=!1),k=c.focus&&c.focus==e(),c.preparedSelection&&g.display.input.showSelection(c.preparedSelection,k),(c.updatedDisplay||c.startHeight!=g.doc.height)&&Lb(g,c.barMeasure),c.updatedDisplay&&Od(g,c.barMeasure),c.selectionChanged&&Hd(g),g.state.focused&&c.updateInput&&g.display.input.reset(c.typing),
+k&&Ke(c.cm);for(b=0;b<a.length;b++){var m=void 0;c=a[b];g=c.cm;k=g.display;l=g.doc;c.updatedDisplay&&Ue(g,c.update);null==k.wheelStartX||null==c.scrollTop&&null==c.scrollLeft&&!c.scrollToPos||(k.wheelStartX=k.wheelStartY=null);null!=c.scrollTop&&Qe(g,c.scrollTop,c.forceScroll);null!=c.scrollLeft&&xb(g,c.scrollLeft,!0,!0);if(c.scrollToPos){var r=R(l,c.scrollToPos.from),t=R(l,c.scrollToPos.to),f=c.scrollToPos.margin;null==f&&(f=0);g.options.lineWrapping||r!=t||(r=r.ch?H(r.line,"before"==r.sticky?r.ch-
+1:r.ch,"after"):r,t="before"==r.sticky?H(r.line,r.ch+1,"before"):r);for(var u=0;5>u;u++){var I=!1;m=Qa(g,r);var h=t&&t!=r?Qa(g,t):m;m={left:Math.min(m.left,h.left),top:Math.min(m.top,h.top)-f,right:Math.max(m.left,h.left),bottom:Math.max(m.bottom,h.bottom)+f};h=Ld(g,m);var v=g.doc.scrollTop,n=g.doc.scrollLeft;null!=h.scrollTop&&(nc(g,h.scrollTop),1<Math.abs(g.doc.scrollTop-v)&&(I=!0));null!=h.scrollLeft&&(xb(g,h.scrollLeft),1<Math.abs(g.doc.scrollLeft-n)&&(I=!0));if(!I)break}t=m;ia(g,"scrollCursorIntoView")||
+(f=g.display,u=f.sizer.getBoundingClientRect(),r=null,0>t.top+u.top?r=!0:t.bottom+u.top>(window.innerHeight||document.documentElement.clientHeight)&&(r=!1),null==r||tg||(t=d("div","\u200b",null,"position: absolute;\n                         top: "+(t.top-f.viewOffset-g.display.lineSpace.offsetTop)+"px;\n                         height: "+(t.bottom-t.top+Xa(g)+f.barHeight)+"px;\n                         left: "+t.left+"px; width: "+Math.max(2,t.right-t.left)+"px;"),g.display.lineSpace.appendChild(t),
+t.scrollIntoView(r),g.display.lineSpace.removeChild(t)))}t=c.maybeHiddenMarkers;r=c.maybeUnhiddenMarkers;if(t)for(f=0;f<t.length;++f)t[f].lines.length||da(t[f],"hide");if(r)for(t=0;t<r.length;++t)r[t].lines.length&&da(r[t],"unhide");k.wrapper.offsetHeight&&(l.scrollTop=g.display.scroller.scrollTop);c.changeObjs&&da(g,"changes",g,c.changeObjs);c.update&&c.update.finish()}})}function Ea(a,b){if(a.curOp)return b();yb(a);try{return b()}finally{zb(a)}}function oa(a,b){return function(){if(a.curOp)return b.apply(a,
 arguments);yb(a);try{return b.apply(a,arguments)}finally{zb(a)}}}function ua(a){return function(){if(this.curOp)return a.apply(this,arguments);yb(this);try{return a.apply(this,arguments)}finally{zb(this)}}}function pa(a){return function(){var b=this.cm;if(!b||b.curOp)return a.apply(this,arguments);yb(b);try{return a.apply(this,arguments)}finally{zb(b)}}}function ya(a,b,c,d){null==b&&(b=a.doc.first);null==c&&(c=a.doc.first+a.doc.size);d||(d=0);var e=a.display;d&&c<e.viewTo&&(null==e.updateLineNumbers||
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-b.to.line>e&&(b={from:b.from,to:H(e,I(a,e).text.length),text:[b.text[0]],origin:b.origin});b.removed=O(a,b.from,b.to);c||(c=Qd(a,b));a.cm?Ag(a.cm,b,d):Sd(a,b,d);hd(a,c,Ya)}}function Ag(a,b,c){var d=a.doc,e=a.display,g=b.from,k=b.to,l=!1,m=g.line;a.options.lineWrapping||(m=N(Ga(I(d,g.line))),d.iter(m,k.line+1,function(a){if(a==e.maxLine)return l=!0}));-1<d.sel.contains(b.from,b.to)&&$b(a);Sd(d,b,c,He(a));a.options.lineWrapping||(d.iter(m,g.line+b.text.length,function(a){var b=xa(a);b>e.maxLineLength&&
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-H(m.to.line+d,m.to.ch);else if(b<=m.to.line){k=!1;break}}k||(a.splice(0,e+1),e=0)}}}function sf(a,b){var c=b.from.line,d=b.to.line;b=b.text.length-(d-c)-1;vf(a.done,c,d,b);vf(a.undone,c,d,b)}function sc(a,b,c,d){var e=b,g=b;"number"==typeof b?g=I(a,Math.max(a.first,Math.min(b,a.first+a.size-1))):e=N(b);if(null==e)return null;d(g,e)&&a.cm&&kb(a.cm,e,c);return g}function tc(a){this.lines=a;this.parent=null;for(var b=0,c=0;c<a.length;++c)a[c].parent=this,b+=a[c].height;this.height=b}function uc(a){this.children=
+H(m.to.line+d,m.to.ch);else if(b<=m.to.line){k=!1;break}}k||(a.splice(0,e+1),e=0)}}}function sf(a,b){var c=b.from.line,d=b.to.line;b=b.text.length-(d-c)-1;vf(a.done,c,d,b);vf(a.undone,c,d,b)}function sc(a,b,c,d){var e=b,g=b;"number"==typeof b?g=J(a,Math.max(a.first,Math.min(b,a.first+a.size-1))):e=N(b);if(null==e)return null;d(g,e)&&a.cm&&kb(a.cm,e,c);return g}function tc(a){this.lines=a;this.parent=null;for(var b=0,c=0;c<a.length;++c)a[c].parent=this,b+=a[c].height;this.height=b}function uc(a){this.children=
 a;for(var b=0,c=0,d=0;d<a.length;++d){var e=a[d];b+=e.chunkSize();c+=e.height;e.parent=this}this.size=b;this.height=c;this.parent=null}function Bg(a,b,c,d){var e=new vc(a,c,d),g=a.cm;g&&e.noHScroll&&(g.display.alignWidgets=!0);sc(a,b,"widget",function(b){var c=b.widgets||(b.widgets=[]);null==e.insertAt?c.push(e):c.splice(Math.min(c.length-1,Math.max(0,e.insertAt)),0,e);e.line=b;g&&!$a(a,b)&&(c=Ha(b)<a.scrollTop,P(b,b.height+hc(e)),c&&$c(g,e.height),g.curOp.forceUpdate=!0);return!0});qa(g,"lineWidgetAdded",
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@@ -516,7 +516,7 @@ var e=b.call?b.call(a,d):b[a];if(!1===e)return"nothing";if("..."===e)return"mult
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+if(d.begin<=r&&r<d.end)return g(r,m)}};if(g=k(g+d,d,t))return g;t=0<d?t.end:l(t.begin,-1);return null==t||0<d&&t==b.text.length||!(g=k(0<d?0:e.length-1,d,r(t)))?null:g}function Ff(a,b){var c=J(a.doc,b),d=Ga(c);d!=c&&(b=N(d));return Zd(!0,a,d,b,1)}function Gf(a,b){var c=Ff(a,b.line),d=J(a.doc,c.line);a=Ca(d,a.doc.direction);return a&&0!=a[0].level?c:(d=Math.max(0,d.text.search(/\S/)),H(c.line,b.line==c.line&&b.ch<=d&&b.ch?0:d,c.sticky))}function kd(a,b,c){if("string"==typeof b&&(b=yc[b],!b))return!1;
 a.display.input.ensurePolled();var d=a.display.shift,e=!1;try{a.isReadOnly()&&(a.state.suppressEdits=!0),c&&(a.display.shift=!1),e=b(a)!=ld}finally{a.display.shift=d,a.state.suppressEdits=!1}return e}function Kg(a,b,c){for(var d=0;d<a.state.keyMaps.length;d++){var e=Sb(b,a.state.keyMaps[d],c,a);if(e)return e}return a.options.extraKeys&&Sb(b,a.options.extraKeys,c,a)||Sb(b,a.options.keyMap,c,a)}function zc(a,b,c,d){var e=a.state.keySeq;if(e){if(Bf(b))return"handled";Lg.set(50,function(){a.state.keySeq==
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-b)});T(e.wrapper,"scroll",function(){return e.wrapper.scrollTop=e.wrapper.scrollLeft=0});e.dragFunctions={enter:function(b){ia(a,b)||pb(b)},over:function(b){if(!ia(a,b)){var d=vb(a,b);if(d){var e=document.createDocumentFragment();Je(a,d,e);a.display.dragCursor||(a.display.dragCursor=c("div",null,"CodeMirror-cursors CodeMirror-dragcursors"),a.display.lineSpace.insertBefore(a.display.dragCursor,a.display.cursorDiv));h(a.display.dragCursor,e)}pb(b)}},start:function(b){if(V&&(!a.state.draggingText||100>
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-b)||yf(a)}};var l=e.input.getField();T(l,"keyup",function(b){return Jf.call(a,b)});T(l,"keydown",oa(a,If));T(l,"keypress",oa(a,Kf));T(l,"focus",function(b){return Id(a,b)});T(l,"blur",function(b){return lc(a,b)})}function Dc(a,b,c,d){var e=a.doc,g;null==c&&(c="add");"smart"==c&&(e.mode.indent?g=Va(a,b).state:c="prev");var k=a.options.tabSize,l=I(e,b),r=m(l.text,null,k);l.stateAfter&&(l.stateAfter=null);var t=l.text.match(/^\s*/)[0];if(!d&&!/\S/.test(l.text)){var f=0;c="not"}else if("smart"==c&&(f=
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+function c(a,b){if(null==b.left)return!0;var c=b.left-a.left;a=b.top-a.top;return 400<c*c+a*a}var e=a.display;T(e.scroller,"mousedown",oa(a,Lf));V&&11>ca?T(e.scroller,"dblclick",oa(a,function(b){if(!ia(a,b)){var c=vb(a,b);!c||md(a,b,"gutterClick",!0)||cb(a.display,b)||(na(b),b=a.findWordAt(c),gd(a.doc,b.anchor,b.head))}})):T(e.scroller,"dblclick",function(b){return ia(a,b)||na(b)});be||T(e.scroller,"contextmenu",function(b){return Mf(a,b)});var g,k={end:0};T(e.scroller,"touchstart",function(b){var c;
+if(c=!ia(a,b))1!=b.touches.length?c=!1:(c=b.touches[0],c=1>=c.radiusX&&1>=c.radiusY),c=!c;c&&!md(a,b,"gutterClick",!0)&&(e.input.ensurePolled(),clearTimeout(g),c=+new Date,e.activeTouch={start:c,moved:!1,prev:300>=c-k.end?k:null},1==b.touches.length&&(e.activeTouch.left=b.touches[0].pageX,e.activeTouch.top=b.touches[0].pageY))});T(e.scroller,"touchmove",function(){e.activeTouch&&(e.activeTouch.moved=!0)});T(e.scroller,"touchend",function(d){var g=e.activeTouch;if(g&&!cb(e,d)&&null!=g.left&&!g.moved&&
+300>new Date-g.start){var k=a.coordsChar(e.activeTouch,"page");g=!g.prev||c(g,g.prev)?new W(k,k):!g.prev.prev||c(g,g.prev.prev)?a.findWordAt(k):new W(H(k.line,0),R(a.doc,H(k.line+1,0)));a.setSelection(g.anchor,g.head);a.focus();na(d)}b()});T(e.scroller,"touchcancel",b);T(e.scroller,"scroll",function(){e.scroller.clientHeight&&(nc(a,e.scroller.scrollTop),xb(a,e.scroller.scrollLeft,!0),da(a,"scroll",a))});T(e.scroller,"mousewheel",function(b){return Ye(a,b)});T(e.scroller,"DOMMouseScroll",function(b){return Ye(a,
+b)});T(e.wrapper,"scroll",function(){return e.wrapper.scrollTop=e.wrapper.scrollLeft=0});e.dragFunctions={enter:function(b){ia(a,b)||pb(b)},over:function(b){if(!ia(a,b)){var c=vb(a,b);if(c){var e=document.createDocumentFragment();Je(a,c,e);a.display.dragCursor||(a.display.dragCursor=d("div",null,"CodeMirror-cursors CodeMirror-dragcursors"),a.display.lineSpace.insertBefore(a.display.dragCursor,a.display.cursorDiv));h(a.display.dragCursor,e)}pb(b)}},start:function(b){if(V&&(!a.state.draggingText||100>
++new Date-zf))pb(b);else if(!ia(a,b)&&!cb(a.display,b)&&(b.dataTransfer.setData("Text",a.getSelection()),b.dataTransfer.effectAllowed="copyMove",b.dataTransfer.setDragImage&&!Rf)){var c=d("img",null,null,"position: fixed; left: 0; top: 0;");c.src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==";Ra&&(c.width=c.height=1,a.display.wrapper.appendChild(c),c._top=c.offsetTop);b.dataTransfer.setDragImage(c,0,0);Ra&&c.parentNode.removeChild(c)}},drop:oa(a,Eg),leave:function(b){ia(a,
+b)||yf(a)}};var l=e.input.getField();T(l,"keyup",function(b){return Jf.call(a,b)});T(l,"keydown",oa(a,If));T(l,"keypress",oa(a,Kf));T(l,"focus",function(b){return Id(a,b)});T(l,"blur",function(b){return lc(a,b)})}function Dc(a,b,c,d){var e=a.doc,g;null==c&&(c="add");"smart"==c&&(e.mode.indent?g=Va(a,b).state:c="prev");var k=a.options.tabSize,l=J(e,b),r=m(l.text,null,k);l.stateAfter&&(l.stateAfter=null);var t=l.text.match(/^\s*/)[0];if(!d&&!/\S/.test(l.text)){var f=0;c="not"}else if("smart"==c&&(f=
+e.mode.indent(g,l.text.slice(t.length),l.text),f==ld||150<f)){if(!d)return;c="prev"}"prev"==c?f=b>e.first?m(J(e,b-1).text,null,k):0:"add"==c?f=r+a.options.indentUnit:"subtract"==c?f=r-a.options.indentUnit:"number"==typeof c&&(f=r+c);f=Math.max(0,f);c="";d=0;if(a.options.indentWithTabs)for(a=Math.floor(f/k);a;--a)d+=k,c+="\t";d<f&&(c+=v(f-d));if(c!=t)return Qb(e,c,H(b,0),H(b,t.length),"+input"),l.stateAfter=null,!0;for(k=0;k<e.sel.ranges.length;k++)if(l=e.sel.ranges[k],l.head.line==b&&l.head.ch<t.length){b=
 H(b,t.length);Vd(e,k,new W(b,b));break}}function ee(a,b,c,d,e){var g=a.doc;a.display.shift=!1;d||(d=g.sel);var k=a.state.pasteIncoming||"paste"==e,l=fe(b),m=null;if(k&&1<d.ranges.length)if(Fa&&Fa.text.join("\n")==b){if(0==d.ranges.length%Fa.text.length){m=[];for(var r=0;r<Fa.text.length;r++)m.push(g.splitLines(Fa.text[r]))}}else l.length==d.ranges.length&&a.options.pasteLinesPerSelection&&(m=y(l,function(a){return[a]}));for(r=d.ranges.length-1;0<=r;r--){var t=d.ranges[r];var f=t.from(),u=t.to();t.empty()&&
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+b.widget:b),insertLeft:b&&b.insertLeft,clearWhenEmpty:!1,shared:b&&b.shared,handleMouseEvents:b&&b.handleMouseEvents};a=R(this,a);return Rb(this,a,a,b,"bookmark")},findMarksAt:function(a){a=R(this,a);var b=[],c=J(this,a.line).markedSpans;if(c)for(var d=0;d<c.length;++d){var e=c[d];(null==e.from||e.from<=a.ch)&&(null==e.to||e.to>=a.ch)&&b.push(e.marker.parent||e.marker)}return b},findMarks:function(a,b,c){a=R(this,a);b=R(this,b);var d=[],e=a.line;this.iter(a.line,b.line+1,function(g){if(g=g.markedSpans)for(var k=
 0;k<g.length;k++){var l=g[k];null!=l.to&&e==a.line&&a.ch>=l.to||null==l.from&&e!=a.line||null!=l.from&&e==b.line&&l.from>=b.ch||c&&!c(l.marker)||d.push(l.marker.parent||l.marker)}++e});return d},getAllMarks:function(){var a=[];this.iter(function(b){if(b=b.markedSpans)for(var c=0;c<b.length;++c)null!=b[c].from&&a.push(b[c].marker)});return a},posFromIndex:function(a){var b,c=this.first,d=this.lineSeparator().length;this.iter(function(e){e=e.text.length+d;if(e>a)return b=a,!0;a-=e;++c});return R(this,
 H(c,b))},indexFromPos:function(a){a=R(this,a);var b=a.ch;if(a.line<this.first||0>a.ch)return 0;var c=this.lineSeparator().length;this.iter(this.first,a.line,function(a){b+=a.text.length+c});return b},copy:function(a){var b=new za(M(this,this.first,this.first+this.size),this.modeOption,this.first,this.lineSep,this.direction);b.scrollTop=this.scrollTop;b.scrollLeft=this.scrollLeft;b.sel=this.sel;b.extend=!1;a&&(b.history.undoDepth=this.history.undoDepth,b.setHistory(this.getHistory()));return b},linkedDoc:function(a){a||
 (a={});var b=this.first,c=this.first+this.size;null!=a.from&&a.from>b&&(b=a.from);null!=a.to&&a.to<c&&(c=a.to);b=new za(M(this,b,c),a.mode||this.modeOption,b,this.lineSep,this.direction);a.sharedHist&&(b.history=this.history);(this.linked||(this.linked=[])).push({doc:b,sharedHist:a.sharedHist});b.linked=[{doc:this,isParent:!0,sharedHist:a.sharedHist}];a=xf(this);for(c=0;c<a.length;c++){var d=a[c],e=d.find(),g=b.clipPos(e.from);e=b.clipPos(e.to);Q(g,e)&&(g=Rb(b,g,e,d.primary,d.primary.type),d.markers.push(g),
@@ -612,15 +612,15 @@ for(var Kc=1;12>=Kc;Kc++)nb[Kc+111]=nb[Kc+63235]="F"+Kc;var xc={basic:{Left:"goC
 "Ctrl-Y":"redo","Ctrl-Home":"goDocStart","Ctrl-End":"goDocEnd","Ctrl-Up":"goLineUp","Ctrl-Down":"goLineDown","Ctrl-Left":"goGroupLeft","Ctrl-Right":"goGroupRight","Alt-Left":"goLineStart","Alt-Right":"goLineEnd","Ctrl-Backspace":"delGroupBefore","Ctrl-Delete":"delGroupAfter","Ctrl-S":"save","Ctrl-F":"find","Ctrl-G":"findNext","Shift-Ctrl-G":"findPrev","Shift-Ctrl-F":"replace","Shift-Ctrl-R":"replaceAll","Ctrl-[":"indentLess","Ctrl-]":"indentMore","Ctrl-U":"undoSelection","Shift-Ctrl-U":"redoSelection",
 "Alt-U":"redoSelection",fallthrough:"basic"},emacsy:{"Ctrl-F":"goCharRight","Ctrl-B":"goCharLeft","Ctrl-P":"goLineUp","Ctrl-N":"goLineDown","Alt-F":"goWordRight","Alt-B":"goWordLeft","Ctrl-A":"goLineStart","Ctrl-E":"goLineEnd","Ctrl-V":"goPageDown","Shift-Ctrl-V":"goPageUp","Ctrl-D":"delCharAfter","Ctrl-H":"delCharBefore","Alt-D":"delWordAfter","Alt-Backspace":"delWordBefore","Ctrl-K":"killLine","Ctrl-T":"transposeChars","Ctrl-O":"openLine"},macDefault:{"Cmd-A":"selectAll","Cmd-D":"deleteLine","Cmd-Z":"undo",
 "Shift-Cmd-Z":"redo","Cmd-Y":"redo","Cmd-Home":"goDocStart","Cmd-Up":"goDocStart","Cmd-End":"goDocEnd","Cmd-Down":"goDocEnd","Alt-Left":"goGroupLeft","Alt-Right":"goGroupRight","Cmd-Left":"goLineLeft","Cmd-Right":"goLineRight","Alt-Backspace":"delGroupBefore","Ctrl-Alt-Backspace":"delGroupAfter","Alt-Delete":"delGroupAfter","Cmd-S":"save","Cmd-F":"find","Cmd-G":"findNext","Shift-Cmd-G":"findPrev","Cmd-Alt-F":"replace","Shift-Cmd-Alt-F":"replaceAll","Cmd-[":"indentLess","Cmd-]":"indentMore","Cmd-Backspace":"delWrappedLineLeft",
-"Cmd-Delete":"delWrappedLineRight","Cmd-U":"undoSelection","Shift-Cmd-U":"redoSelection","Ctrl-Up":"goDocStart","Ctrl-Down":"goDocEnd",fallthrough:["basic","emacsy"]}};xc["default"]=Ma?xc.macDefault:xc.pcDefault;var yc={selectAll:of,singleSelection:function(a){return a.setSelection(a.getCursor("anchor"),a.getCursor("head"),Ya)},killLine:function(a){return Tb(a,function(b){if(b.empty()){var c=I(a.doc,b.head.line).text.length;return b.head.ch==c&&b.head.line<a.lastLine()?{from:b.head,to:H(b.head.line+
+"Cmd-Delete":"delWrappedLineRight","Cmd-U":"undoSelection","Shift-Cmd-U":"redoSelection","Ctrl-Up":"goDocStart","Ctrl-Down":"goDocEnd",fallthrough:["basic","emacsy"]}};xc["default"]=Ma?xc.macDefault:xc.pcDefault;var yc={selectAll:of,singleSelection:function(a){return a.setSelection(a.getCursor("anchor"),a.getCursor("head"),Ya)},killLine:function(a){return Tb(a,function(b){if(b.empty()){var c=J(a.doc,b.head.line).text.length;return b.head.ch==c&&b.head.line<a.lastLine()?{from:b.head,to:H(b.head.line+
 1,0)}:{from:b.head,to:H(b.head.line,c)}}return{from:b.from(),to:b.to()}})},deleteLine:function(a){return Tb(a,function(b){return{from:H(b.from().line,0),to:R(a.doc,H(b.to().line+1,0))}})},delLineLeft:function(a){return Tb(a,function(a){return{from:H(a.from().line,0),to:a.from()}})},delWrappedLineLeft:function(a){return Tb(a,function(b){var c=a.charCoords(b.head,"div").top+5;return{from:a.coordsChar({left:0,top:c},"div"),to:b.from()}})},delWrappedLineRight:function(a){return Tb(a,function(b){var c=
 a.charCoords(b.head,"div").top+5;c=a.coordsChar({left:a.display.lineDiv.offsetWidth+100,top:c},"div");return{from:b.from(),to:c}})},undo:function(a){return a.undo()},redo:function(a){return a.redo()},undoSelection:function(a){return a.undoSelection()},redoSelection:function(a){return a.redoSelection()},goDocStart:function(a){return a.extendSelection(H(a.firstLine(),0))},goDocEnd:function(a){return a.extendSelection(H(a.lastLine()))},goLineStart:function(a){return a.extendSelectionsBy(function(b){return Ff(a,
-b.head.line)},{origin:"+move",bias:1})},goLineStartSmart:function(a){return a.extendSelectionsBy(function(b){return Gf(a,b.head)},{origin:"+move",bias:1})},goLineEnd:function(a){return a.extendSelectionsBy(function(b){b=b.head.line;var c=I(a.doc,b);var d=c;for(var e;e=wa(d,!1);)d=e.find(1,!0).line;d!=c&&(b=N(d));return Zd(!0,a,c,b,-1)},{origin:"+move",bias:-1})},goLineRight:function(a){return a.extendSelectionsBy(function(b){b=a.cursorCoords(b.head,"div").top+5;return a.coordsChar({left:a.display.lineDiv.offsetWidth+
+b.head.line)},{origin:"+move",bias:1})},goLineStartSmart:function(a){return a.extendSelectionsBy(function(b){return Gf(a,b.head)},{origin:"+move",bias:1})},goLineEnd:function(a){return a.extendSelectionsBy(function(b){b=b.head.line;var c=J(a.doc,b);var d=c;for(var e;e=wa(d,!1);)d=e.find(1,!0).line;d!=c&&(b=N(d));return Zd(!0,a,c,b,-1)},{origin:"+move",bias:-1})},goLineRight:function(a){return a.extendSelectionsBy(function(b){b=a.cursorCoords(b.head,"div").top+5;return a.coordsChar({left:a.display.lineDiv.offsetWidth+
 100,top:b},"div")},Hc)},goLineLeft:function(a){return a.extendSelectionsBy(function(b){b=a.cursorCoords(b.head,"div").top+5;return a.coordsChar({left:0,top:b},"div")},Hc)},goLineLeftSmart:function(a){return a.extendSelectionsBy(function(b){var c=a.cursorCoords(b.head,"div").top+5;c=a.coordsChar({left:0,top:c},"div");return c.ch<a.getLine(c.line).search(/\S/)?Gf(a,b.head):c},Hc)},goLineUp:function(a){return a.moveV(-1,"line")},goLineDown:function(a){return a.moveV(1,"line")},goPageUp:function(a){return a.moveV(-1,
 "page")},goPageDown:function(a){return a.moveV(1,"page")},goCharLeft:function(a){return a.moveH(-1,"char")},goCharRight:function(a){return a.moveH(1,"char")},goColumnLeft:function(a){return a.moveH(-1,"column")},goColumnRight:function(a){return a.moveH(1,"column")},goWordLeft:function(a){return a.moveH(-1,"word")},goGroupRight:function(a){return a.moveH(1,"group")},goGroupLeft:function(a){return a.moveH(-1,"group")},goWordRight:function(a){return a.moveH(1,"word")},delCharBefore:function(a){return a.deleteH(-1,
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-insertSoftTab:function(a){for(var b=[],c=a.listSelections(),d=a.options.tabSize,e=0;e<c.length;e++){var g=c[e].from();g=m(a.getLine(g.line),g.ch,d);b.push(v(d-g%d))}a.replaceSelections(b)},defaultTab:function(a){a.somethingSelected()?a.indentSelection("add"):a.execCommand("insertTab")},transposeChars:function(a){return Ea(a,function(){for(var b=a.listSelections(),c=[],d=0;d<b.length;d++)if(b[d].empty()){var e=b[d].head,g=I(a.doc,e.line).text;if(g)if(e.ch==g.length&&(e=new H(e.line,e.ch-1)),0<e.ch)e=
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+insertSoftTab:function(a){for(var b=[],c=a.listSelections(),d=a.options.tabSize,e=0;e<c.length;e++){var g=c[e].from();g=m(a.getLine(g.line),g.ch,d);b.push(v(d-g%d))}a.replaceSelections(b)},defaultTab:function(a){a.somethingSelected()?a.indentSelection("add"):a.execCommand("insertTab")},transposeChars:function(a){return Ea(a,function(){for(var b=a.listSelections(),c=[],d=0;d<b.length;d++)if(b[d].empty()){var e=b[d].head,g=J(a.doc,e.line).text;if(g)if(e.ch==g.length&&(e=new H(e.line,e.ch-1)),0<e.ch)e=
+new H(e.line,e.ch+1),a.replaceRange(g.charAt(e.ch-1)+g.charAt(e.ch-2),H(e.line,e.ch-2),e,"+transpose");else if(e.line>a.doc.first){var k=J(a.doc,e.line-1).text;k&&(e=new H(e.line,1),a.replaceRange(g.charAt(0)+a.doc.lineSeparator()+k.charAt(k.length-1),H(e.line-1,k.length-1),e,"+transpose"))}c.push(new W(e,e))}a.setSelections(c)})},newlineAndIndent:function(a){return Ea(a,function(){for(var b=a.listSelections(),c=b.length-1;0<=c;c--)a.replaceRange(a.doc.lineSeparator(),b[c].anchor,b[c].head,"+input");
 b=a.listSelections();for(c=0;c<b.length;c++)a.indentLine(b[c].from().line,null,!0);Kb(a)})},openLine:function(a){return a.replaceSelection("\n","start")},toggleOverwrite:function(a){return a.toggleOverwrite()}},Lg=new Bb,$d=null,ae=function(a,b,c){this.time=a;this.pos=b;this.button=c};ae.prototype.compare=function(a,b,c){return this.time+400>a&&0==Q(b,this.pos)&&c==this.button};var Bc,Ac,Ub={toString:function(){return"CodeMirror.Init"}},Pf={},nd={};ea.defaults=Pf;ea.optionHandlers=nd;var de=[];ea.defineInitHook=
 function(a){return de.push(a)};var Fa=null,Y=function(a){this.cm=a;this.lastAnchorNode=this.lastAnchorOffset=this.lastFocusNode=this.lastFocusOffset=null;this.polling=new Bb;this.composing=null;this.gracePeriod=!1;this.readDOMTimeout=null};Y.prototype.init=function(a){function b(a){if(!ia(e,a)){if(e.somethingSelected())Fa={lineWise:!1,text:e.getSelections()},"cut"==a.type&&e.replaceSelection("",null,"cut");else if(e.options.lineWiseCopyCut){var b=Uf(e);Fa={lineWise:!0,text:b.text};"cut"==a.type&&
 e.operation(function(){e.setSelections(b.ranges,0,Ya);e.replaceSelection("",null,"cut")})}else return;if(a.clipboardData){a.clipboardData.clearData();var c=Fa.text.join("\n");a.clipboardData.setData("Text",c);if(a.clipboardData.getData("Text")==c){a.preventDefault();return}}var k=Wf();a=k.firstChild;e.display.lineSpace.insertBefore(k,e.display.lineSpace.firstChild);a.value=Fa.text.join("\n");var l=document.activeElement;Gc(a);setTimeout(function(){e.display.lineSpace.removeChild(k);l.focus();l==g&&
@@ -629,11 +629,11 @@ function(){return d.forceCompositionEnd()});T(g,"input",function(){c.composing||
 if(b.display.viewTo==b.display.viewFrom||d.line>=b.display.viewTo||c.line<b.display.viewFrom)a.removeAllRanges();else{var e=od(b,a.anchorNode,a.anchorOffset),g=od(b,a.focusNode,a.focusOffset);if(!e||e.bad||!g||g.bad||0!=Q(fa(e,g),d)||0!=Q(ka(e,g),c))if(e=b.display.view,d=d.line>=b.display.viewFrom&&Yf(b,d)||{node:e[0].measure.map[2],offset:0},c=c.line<b.display.viewTo&&Yf(b,c),c||(c=e[e.length-1].measure,c=c.maps?c.maps[c.maps.length-1]:c.map,c={node:c[c.length-1],offset:c[c.length-2]-c[c.length-
 3]}),d&&c){e=a.rangeCount&&a.getRangeAt(0);try{var k=ec(d.node,d.offset,c.offset,c.node)}catch(kh){}k&&(!eb&&b.state.focused?(a.collapse(d.node,d.offset),k.collapsed||(a.removeAllRanges(),a.addRange(k))):(a.removeAllRanges(),a.addRange(k)),e&&null==a.anchorNode?a.addRange(e):eb&&this.startGracePeriod());this.rememberSelection()}else a.removeAllRanges()}};Y.prototype.startGracePeriod=function(){var a=this;clearTimeout(this.gracePeriod);this.gracePeriod=setTimeout(function(){a.gracePeriod=!1;a.selectionChanged()&&
 a.cm.operation(function(){return a.cm.curOp.selectionChanged=!0})},20)};Y.prototype.showMultipleSelections=function(a){h(this.cm.display.cursorDiv,a.cursors);h(this.cm.display.selectionDiv,a.selection)};Y.prototype.rememberSelection=function(){var a=window.getSelection();this.lastAnchorNode=a.anchorNode;this.lastAnchorOffset=a.anchorOffset;this.lastFocusNode=a.focusNode;this.lastFocusOffset=a.focusOffset};Y.prototype.selectionInEditor=function(){var a=window.getSelection();if(!a.rangeCount)return!1;
-a=a.getRangeAt(0).commonAncestorContainer;return d(this.div,a)};Y.prototype.focus=function(){"nocursor"!=this.cm.options.readOnly&&(this.selectionInEditor()||this.showSelection(this.prepareSelection(),!0),this.div.focus())};Y.prototype.blur=function(){this.div.blur()};Y.prototype.getField=function(){return this.div};Y.prototype.supportsTouch=function(){return!0};Y.prototype.receivedFocus=function(){function a(){b.cm.state.focused&&(b.pollSelection(),b.polling.set(b.cm.options.pollInterval,a))}var b=
+a=a.getRangeAt(0).commonAncestorContainer;return c(this.div,a)};Y.prototype.focus=function(){"nocursor"!=this.cm.options.readOnly&&(this.selectionInEditor()||this.showSelection(this.prepareSelection(),!0),this.div.focus())};Y.prototype.blur=function(){this.div.blur()};Y.prototype.getField=function(){return this.div};Y.prototype.supportsTouch=function(){return!0};Y.prototype.receivedFocus=function(){function a(){b.cm.state.focused&&(b.pollSelection(),b.polling.set(b.cm.options.pollInterval,a))}var b=
 this;this.selectionInEditor()?this.pollSelection():Ea(this.cm,function(){return b.cm.curOp.selectionChanged=!0});this.polling.set(this.cm.options.pollInterval,a)};Y.prototype.selectionChanged=function(){var a=window.getSelection();return a.anchorNode!=this.lastAnchorNode||a.anchorOffset!=this.lastAnchorOffset||a.focusNode!=this.lastFocusNode||a.focusOffset!=this.lastFocusOffset};Y.prototype.pollSelection=function(){if(null==this.readDOMTimeout&&!this.gracePeriod&&this.selectionChanged()){var a=window.getSelection(),
 b=this.cm;if(Wc&&Vc&&this.cm.options.gutters.length&&$g(a.anchorNode))this.cm.triggerOnKeyDown({type:"keydown",keyCode:8,preventDefault:Math.abs}),this.blur(),this.focus();else if(!this.composing){this.rememberSelection();var c=od(b,a.anchorNode,a.anchorOffset),d=od(b,a.focusNode,a.focusOffset);c&&d&&Ea(b,function(){ra(b.doc,db(c,d),Ya);if(c.bad||d.bad)b.curOp.selectionChanged=!0})}}};Y.prototype.pollContent=function(){null!=this.readDOMTimeout&&(clearTimeout(this.readDOMTimeout),this.readDOMTimeout=
-null);var a=this.cm,b=a.display,c=a.doc.sel.primary(),d=c.from(),e=c.to();0==d.ch&&d.line>a.firstLine()&&(d=H(d.line-1,I(a.doc,d.line-1).length));e.ch==I(a.doc,e.line).text.length&&e.line<a.lastLine()&&(e=H(e.line+1,0));if(d.line<b.viewFrom||e.line>b.viewTo-1)return!1;var g;d.line==b.viewFrom||0==(g=rb(a,d.line))?(c=N(b.view[0].line),g=b.view[0].node):(c=N(b.view[g].line),g=b.view[g-1].node.nextSibling);var k=rb(a,e.line);k==b.view.length-1?(e=b.viewTo-1,b=b.lineDiv.lastChild):(e=N(b.view[k+1].line)-
-1,b=b.view[k+1].node.previousSibling);if(!g)return!1;b=a.doc.splitLines(ah(a,g,b,c,e));for(g=O(a.doc,H(c,0),H(e,I(a.doc,e).text.length));1<b.length&&1<g.length;)if(w(b)==w(g))b.pop(),g.pop(),e--;else if(b[0]==g[0])b.shift(),g.shift(),c++;else break;var l=0;k=0;for(var m=b[0],r=g[0],t=Math.min(m.length,r.length);l<t&&m.charCodeAt(l)==r.charCodeAt(l);)++l;m=w(b);r=w(g);for(t=Math.min(m.length-(1==b.length?l:0),r.length-(1==g.length?l:0));k<t&&m.charCodeAt(m.length-k-1)==r.charCodeAt(r.length-k-1);)++k;
+null);var a=this.cm,b=a.display,c=a.doc.sel.primary(),d=c.from(),e=c.to();0==d.ch&&d.line>a.firstLine()&&(d=H(d.line-1,J(a.doc,d.line-1).length));e.ch==J(a.doc,e.line).text.length&&e.line<a.lastLine()&&(e=H(e.line+1,0));if(d.line<b.viewFrom||e.line>b.viewTo-1)return!1;var g;d.line==b.viewFrom||0==(g=rb(a,d.line))?(c=N(b.view[0].line),g=b.view[0].node):(c=N(b.view[g].line),g=b.view[g-1].node.nextSibling);var k=rb(a,e.line);k==b.view.length-1?(e=b.viewTo-1,b=b.lineDiv.lastChild):(e=N(b.view[k+1].line)-
+1,b=b.view[k+1].node.previousSibling);if(!g)return!1;b=a.doc.splitLines(ah(a,g,b,c,e));for(g=O(a.doc,H(c,0),H(e,J(a.doc,e).text.length));1<b.length&&1<g.length;)if(w(b)==w(g))b.pop(),g.pop(),e--;else if(b[0]==g[0])b.shift(),g.shift(),c++;else break;var l=0;k=0;for(var m=b[0],r=g[0],t=Math.min(m.length,r.length);l<t&&m.charCodeAt(l)==r.charCodeAt(l);)++l;m=w(b);r=w(g);for(t=Math.min(m.length-(1==b.length?l:0),r.length-(1==g.length?l:0));k<t&&m.charCodeAt(m.length-k-1)==r.charCodeAt(r.length-k-1);)++k;
 if(1==b.length&&1==g.length&&c==d.line)for(;l&&l>d.ch&&m.charCodeAt(m.length-k-1)==r.charCodeAt(r.length-k-1);)l--,k++;b[b.length-1]=m.slice(0,m.length-k).replace(/^\u200b+/,"");b[0]=b[0].slice(l).replace(/\u200b+$/,"");d=H(c,l);c=H(e,g.length?w(g).length-k:0);if(1<b.length||b[0]||Q(d,c))return Qb(a.doc,b,d,c,"+input"),!0};Y.prototype.ensurePolled=function(){this.forceCompositionEnd()};Y.prototype.reset=function(){this.forceCompositionEnd()};Y.prototype.forceCompositionEnd=function(){this.composing&&
 (clearTimeout(this.readDOMTimeout),this.composing=null,this.updateFromDOM(),this.div.blur(),this.div.focus())};Y.prototype.readFromDOMSoon=function(){var a=this;null==this.readDOMTimeout&&(this.readDOMTimeout=setTimeout(function(){a.readDOMTimeout=null;if(a.composing)if(a.composing.done)a.composing=null;else return;a.updateFromDOM()},80))};Y.prototype.updateFromDOM=function(){var a=this;!this.cm.isReadOnly()&&this.pollContent()||Ea(this.cm,function(){return ya(a.cm)})};Y.prototype.setUneditable=function(a){a.contentEditable=
 "false"};Y.prototype.onKeyPress=function(a){0!=a.charCode&&(a.preventDefault(),this.cm.isReadOnly()||oa(this.cm,ee)(this.cm,String.fromCharCode(null==a.charCode?a.keyCode:a.charCode),0))};Y.prototype.readOnlyChanged=function(a){this.div.contentEditable=String("nocursor"!=a)};Y.prototype.onContextMenu=function(){};Y.prototype.resetPosition=function(){};Y.prototype.needsContentAttribute=!0;var ma=function(a){this.cm=a;this.prevInput="";this.pollingFast=!1;this.polling=new Bb;this.hasSelection=!1;this.composing=
@@ -641,7 +641,7 @@ null};ma.prototype.init=function(a){function b(a){if(!ia(e,a)){if(e.somethingSel
 T(k,"input",function(){V&&9<=ca&&c.hasSelection&&(c.hasSelection=null);d.poll()});T(k,"paste",function(a){ia(e,a)||Tf(a,e)||(e.state.pasteIncoming=!0,d.fastPoll())});T(k,"cut",b);T(k,"copy",b);T(a.scroller,"paste",function(b){cb(a,b)||ia(e,b)||(e.state.pasteIncoming=!0,d.focus())});T(a.lineSpace,"selectstart",function(b){cb(a,b)||na(b)});T(k,"compositionstart",function(){var a=e.getCursor("from");d.composing&&d.composing.range.clear();d.composing={start:a,range:e.markText(a,e.getCursor("to"),{className:"CodeMirror-composing"})}});
 T(k,"compositionend",function(){d.composing&&(d.poll(),d.composing.range.clear(),d.composing=null)})};ma.prototype.prepareSelection=function(){var a=this.cm,b=a.display,c=a.doc,d=Ie(a);if(a.options.moveInputWithCursor){a=Qa(a,c.sel.primary().head,"div");c=b.wrapper.getBoundingClientRect();var e=b.lineDiv.getBoundingClientRect();d.teTop=Math.max(0,Math.min(b.wrapper.clientHeight-10,a.top+e.top-c.top));d.teLeft=Math.max(0,Math.min(b.wrapper.clientWidth-10,a.left+e.left-c.left))}return d};ma.prototype.showSelection=
 function(a){var b=this.cm.display;h(b.cursorDiv,a.cursors);h(b.selectionDiv,a.selection);null!=a.teTop&&(this.wrapper.style.top=a.teTop+"px",this.wrapper.style.left=a.teLeft+"px")};ma.prototype.reset=function(a){if(!this.contextMenuPending&&!this.composing){var b=this.cm;b.somethingSelected()?(this.prevInput="",a=b.getSelection(),this.textarea.value=a,b.state.focused&&Gc(this.textarea),V&&9<=ca&&(this.hasSelection=a)):a||(this.prevInput=this.textarea.value="",V&&9<=ca&&(this.hasSelection=null))}};
-ma.prototype.getField=function(){return this.textarea};ma.prototype.supportsTouch=function(){return!1};ma.prototype.focus=function(){if("nocursor"!=this.cm.options.readOnly&&(!Yb||e()!=this.textarea))try{this.textarea.focus()}catch(J){}};ma.prototype.blur=function(){this.textarea.blur()};ma.prototype.resetPosition=function(){this.wrapper.style.top=this.wrapper.style.left=0};ma.prototype.receivedFocus=function(){this.slowPoll()};ma.prototype.slowPoll=function(){var a=this;this.pollingFast||this.polling.set(this.cm.options.pollInterval,
+ma.prototype.getField=function(){return this.textarea};ma.prototype.supportsTouch=function(){return!1};ma.prototype.focus=function(){if("nocursor"!=this.cm.options.readOnly&&(!Yb||e()!=this.textarea))try{this.textarea.focus()}catch(I){}};ma.prototype.blur=function(){this.textarea.blur()};ma.prototype.resetPosition=function(){this.wrapper.style.top=this.wrapper.style.left=0};ma.prototype.receivedFocus=function(){this.slowPoll()};ma.prototype.slowPoll=function(){var a=this;this.pollingFast||this.polling.set(this.cm.options.pollInterval,
 function(){a.poll();a.cm.state.focused&&a.slowPoll()})};ma.prototype.fastPoll=function(){function a(){c.poll()||b?(c.pollingFast=!1,c.slowPoll()):(b=!0,c.polling.set(60,a))}var b=!1,c=this;c.pollingFast=!0;c.polling.set(20,a)};ma.prototype.poll=function(){var a=this,b=this.cm,c=this.textarea,d=this.prevInput;if(this.contextMenuPending||!b.state.focused||fh(c)&&!d&&!this.composing||b.isReadOnly()||b.options.disableInput||b.state.keySeq)return!1;var e=c.value;if(e==d&&!b.somethingSelected())return!1;
 if(V&&9<=ca&&this.hasSelection===e||Ma&&/[\uf700-\uf7ff]/.test(e))return b.display.input.reset(),!1;if(b.doc.sel==b.display.selForContextMenu){var g=e.charCodeAt(0);8203!=g||d||(d="\u200b");if(8666==g)return this.reset(),this.cm.execCommand("undo")}var k=0;for(g=Math.min(d.length,e.length);k<g&&d.charCodeAt(k)==e.charCodeAt(k);)++k;Ea(b,function(){ee(b,e.slice(k),d.length-k,null,a.composing?"*compose":null);1E3<e.length||-1<e.indexOf("\n")?c.value=a.prevInput="":a.prevInput=e;a.composing&&(a.composing.range.clear(),
 a.composing.range=b.markText(a.composing.start,b.getCursor("to"),{className:"CodeMirror-composing"}))});return!0};ma.prototype.ensurePolled=function(){this.pollingFast&&this.poll()&&(this.pollingFast=!1)};ma.prototype.onKeyPress=function(){V&&9<=ca&&(this.hasSelection=null);this.fastPoll()};ma.prototype.onContextMenu=function(a){function b(){if(null!=k.selectionStart){var a=e.somethingSelected(),b="\u200b"+(a?k.value:"");k.value="\u21da";k.value=b;d.prevInput=a?"":"\u200b";k.selectionStart=1;k.selectionEnd=
@@ -657,15 +657,15 @@ null);b("configureMouse",null);b("lineWrapping",!1,Yg,!0);b("gutters",[],functio
 "ltr",function(a,b){return a.doc.setDirection(b)},!0)})(ea);(function(a){var b=a.optionHandlers,c=a.helpers={};a.prototype={constructor:a,focus:function(){window.focus();this.display.input.focus()},setOption:function(a,c){var d=this.options,e=d[a];if(d[a]!=c||"mode"==a)d[a]=c,b.hasOwnProperty(a)&&oa(this,b[a])(this,c,e),da(this,"optionChange",this,a)},getOption:function(a){return this.options[a]},getDoc:function(){return this.doc},addKeyMap:function(a,b){this.state.keyMaps[b?"push":"unshift"](jd(a))},
 removeKeyMap:function(a){for(var b=this.state.keyMaps,c=0;c<b.length;++c)if(b[c]==a||b[c].name==a)return b.splice(c,1),!0},addOverlay:ua(function(b,c){var d=b.token?b:a.getMode(this.options,b);if(d.startState)throw Error("Overlays may not be stateful.");x(this.state.overlays,{mode:d,modeSpec:b,opaque:c&&c.opaque,priority:c&&c.priority||0},function(a){return a.priority});this.state.modeGen++;ya(this)}),removeOverlay:ua(function(a){for(var b=this.state.overlays,c=0;c<b.length;++c){var d=b[c].modeSpec;
 if(d==a||"string"==typeof a&&d.name==a){b.splice(c,1);this.state.modeGen++;ya(this);break}}}),indentLine:ua(function(a,b,c){"string"!=typeof b&&"number"!=typeof b&&(b=null==b?this.options.smartIndent?"smart":"prev":b?"add":"subtract");U(this.doc,a)&&Dc(this,a,b,c)}),indentSelection:ua(function(a){for(var b=this.doc.sel.ranges,c=-1,d=0;d<b.length;d++){var e=b[d];if(e.empty())e.head.line>c&&(Dc(this,e.head.line,a,!0),c=e.head.line,d==this.doc.sel.primIndex&&Kb(this));else{var g=e.from();e=e.to();var k=
-Math.max(c,g.line);c=Math.min(this.lastLine(),e.line-(e.ch?0:1))+1;for(e=k;e<c;++e)Dc(this,e,a);e=this.doc.sel.ranges;0==g.ch&&b.length==e.length&&0<e[d].from().ch&&Vd(this.doc,d,new W(g,e[d].to()),Ya)}}}),getTokenAt:function(a,b){return je(this,a,b)},getLineTokens:function(a,b){return je(this,H(a),b,!0)},getTokenTypeAt:function(a){a=R(this.doc,a);var b=ib(this,I(this.doc,a.line)),c=0,d=(b.length-1)/2;a=a.ch;if(0==a)b=b[2];else for(;;){var e=c+d>>1;if((e?b[2*e-1]:0)>=a)d=e;else if(b[2*e+1]<a)c=e+
+Math.max(c,g.line);c=Math.min(this.lastLine(),e.line-(e.ch?0:1))+1;for(e=k;e<c;++e)Dc(this,e,a);e=this.doc.sel.ranges;0==g.ch&&b.length==e.length&&0<e[d].from().ch&&Vd(this.doc,d,new W(g,e[d].to()),Ya)}}}),getTokenAt:function(a,b){return je(this,a,b)},getLineTokens:function(a,b){return je(this,H(a),b,!0)},getTokenTypeAt:function(a){a=R(this.doc,a);var b=ib(this,J(this.doc,a.line)),c=0,d=(b.length-1)/2;a=a.ch;if(0==a)b=b[2];else for(;;){var e=c+d>>1;if((e?b[2*e-1]:0)>=a)d=e;else if(b[2*e+1]<a)c=e+
 1;else{b=b[2*e+2];break}}c=b?b.indexOf("overlay "):-1;return 0>c?b:0==c?null:b.slice(0,c-1)},getModeAt:function(b){var c=this.doc.mode;return c.innerMode?a.innerMode(c,this.getTokenAt(b).state).mode:c},getHelper:function(a,b){return this.getHelpers(a,b)[0]},getHelpers:function(a,b){var d=[];if(!c.hasOwnProperty(b))return d;var e=c[b];a=this.getModeAt(a);if("string"==typeof a[b])e[a[b]]&&d.push(e[a[b]]);else if(a[b])for(var g=0;g<a[b].length;g++){var k=e[a[b][g]];k&&d.push(k)}else a.helperType&&e[a.helperType]?
 d.push(e[a.helperType]):e[a.name]&&d.push(e[a.name]);for(b=0;b<e._global.length;b++)g=e._global[b],g.pred(a,this)&&-1==r(d,g.val)&&d.push(g.val);return d},getStateAfter:function(a,b){var c=this.doc;a=Math.max(c.first,Math.min(null==a?c.first+c.size-1:a,c.first+c.size-1));return Va(this,a+1,b).state},cursorCoords:function(a,b){var c=this.doc.sel.primary();a=null==a?c.head:"object"==typeof a?R(this.doc,a):a?c.from():c.to();return Qa(this,a,b||"page")},charCoords:function(a,b){return Bd(this,R(this.doc,
-a),b||"page")},coordsChar:function(a,b){a=De(this,a,b||"page");return Dd(this,a.left,a.top)},lineAtHeight:function(a,b){a=De(this,{top:a,left:0},b||"page").top;return S(this.doc,a+this.display.viewOffset)},heightAtLine:function(a,b,c){var d=!1;if("number"==typeof a){var e=this.doc.first+this.doc.size-1;a<this.doc.first?a=this.doc.first:a>e&&(a=e,d=!0);a=I(this.doc,a)}return Xc(this,a,{top:0,left:0},b||"page",c||d).top+(d?this.doc.height-Ha(a):0)},defaultTextHeight:function(){return tb(this.display)},
+a),b||"page")},coordsChar:function(a,b){a=De(this,a,b||"page");return Dd(this,a.left,a.top)},lineAtHeight:function(a,b){a=De(this,{top:a,left:0},b||"page").top;return S(this.doc,a+this.display.viewOffset)},heightAtLine:function(a,b,c){var d=!1;if("number"==typeof a){var e=this.doc.first+this.doc.size-1;a<this.doc.first?a=this.doc.first:a>e&&(a=e,d=!0);a=J(this.doc,a)}return Xc(this,a,{top:0,left:0},b||"page",c||d).top+(d?this.doc.height-Ha(a):0)},defaultTextHeight:function(){return tb(this.display)},
 defaultCharWidth:function(){return ic(this.display)},getViewport:function(){return{from:this.display.viewFrom,to:this.display.viewTo}},addWidget:function(a,b,c,d,e){var g=this.display;a=Qa(this,R(this.doc,a));var k=a.bottom,l=a.left;b.style.position="absolute";b.setAttribute("cm-ignore-events","true");this.display.input.setUneditable(b);g.sizer.appendChild(b);if("over"==d)k=a.top;else if("above"==d||"near"==d){var m=Math.max(g.wrapper.clientHeight,this.doc.height),r=Math.max(g.sizer.clientWidth,g.lineSpace.clientWidth);
 ("above"==d||a.bottom+b.offsetHeight>m)&&a.top>b.offsetHeight?k=a.top-b.offsetHeight:a.bottom+b.offsetHeight<=m&&(k=a.bottom);l+b.offsetWidth>r&&(l=r-b.offsetWidth)}b.style.top=k+"px";b.style.left=b.style.right="";"right"==e?(l=g.sizer.clientWidth-b.offsetWidth,b.style.right="0px"):("left"==e?l=0:"middle"==e&&(l=(g.sizer.clientWidth-b.offsetWidth)/2),b.style.left=l+"px");c&&(a=Ld(this,{left:l,top:k,right:l+b.offsetWidth,bottom:k+b.offsetHeight}),null!=a.scrollTop&&nc(this,a.scrollTop),null!=a.scrollLeft&&
 xb(this,a.scrollLeft))},triggerOnKeyDown:ua(If),triggerOnKeyPress:ua(Kf),triggerOnKeyUp:Jf,triggerOnMouseDown:ua(Lf),execCommand:function(a){if(yc.hasOwnProperty(a))return yc[a].call(null,this)},triggerElectric:ua(function(a){Sf(this,a)}),findPosH:function(a,b,c,d){var e=1;0>b&&(e=-1,b=-b);a=R(this.doc,a);for(var g=0;g<b&&(a=ge(this.doc,a,e,c,d),!a.hitSide);++g);return a},moveH:ua(function(a,b){var c=this;this.extendSelectionsBy(function(d){return c.display.shift||c.doc.extend||d.empty()?ge(c.doc,
 d.head,a,b,c.options.rtlMoveVisually):0>a?d.from():d.to()},Hc)}),deleteH:ua(function(a,b){var c=this.doc;this.doc.sel.somethingSelected()?c.replaceSelection("",null,"+delete"):Tb(this,function(d){var e=ge(c,d.head,a,b,!1);return 0>a?{from:e,to:d.head}:{from:d.head,to:e}})}),findPosV:function(a,b,c,d){var e=1;0>b&&(e=-1,b=-b);var g=R(this.doc,a);for(a=0;a<b&&(g=Qa(this,g,"div"),null==d?d=g.left:g.left=d,g=Xf(this,g,e,c),!g.hitSide);++a);return g},moveV:ua(function(a,b){var c=this,d=this.doc,e=[],g=
-!this.display.shift&&!d.extend&&d.sel.somethingSelected();d.extendSelectionsBy(function(k){if(g)return 0>a?k.from():k.to();var l=Qa(c,k.head,"div");null!=k.goalColumn&&(l.left=k.goalColumn);e.push(l.left);var m=Xf(c,l,a,b);"page"==b&&k==d.sel.primary()&&$c(c,Bd(c,m,"div").top-l.top);return m},Hc);if(e.length)for(var k=0;k<d.sel.ranges.length;k++)d.sel.ranges[k].goalColumn=e[k]}),findWordAt:function(a){var b=I(this.doc,a.line).text,c=a.ch,d=a.ch;if(b){var e=this.getHelper(a,"wordChars");"before"!=
+!this.display.shift&&!d.extend&&d.sel.somethingSelected();d.extendSelectionsBy(function(k){if(g)return 0>a?k.from():k.to();var l=Qa(c,k.head,"div");null!=k.goalColumn&&(l.left=k.goalColumn);e.push(l.left);var m=Xf(c,l,a,b);"page"==b&&k==d.sel.primary()&&$c(c,Bd(c,m,"div").top-l.top);return m},Hc);if(e.length)for(var k=0;k<d.sel.ranges.length;k++)d.sel.ranges[k].goalColumn=e[k]}),findWordAt:function(a){var b=J(this.doc,a.line).text,c=a.ch,d=a.ch;if(b){var e=this.getHelper(a,"wordChars");"before"!=
 a.sticky&&d!=b.length||!c?++d:--c;var g=b.charAt(c);for(g=E(g,e)?function(a){return E(a,e)}:/\s/.test(g)?function(a){return/\s/.test(a)}:function(a){return!/\s/.test(a)&&!E(a)};0<c&&g(b.charAt(c-1));)--c;for(;d<b.length&&g(b.charAt(d));)++d}return new W(H(a.line,c),H(a.line,d))},toggleOverwrite:function(a){if(null==a||a!=this.state.overwrite)(this.state.overwrite=!this.state.overwrite)?g(this.display.cursorDiv,"CodeMirror-overwrite"):wb(this.display.cursorDiv,"CodeMirror-overwrite"),da(this,"overwriteToggle",
 this,this.state.overwrite)},hasFocus:function(){return this.display.input.getField()==e()},isReadOnly:function(){return!(!this.options.readOnly&&!this.doc.cantEdit)},scrollTo:ua(function(a,b){mc(this,a,b)}),getScrollInfo:function(){var a=this.display.scroller;return{left:a.scrollLeft,top:a.scrollTop,height:a.scrollHeight-Xa(this)-this.display.barHeight,width:a.scrollWidth-Xa(this)-this.display.barWidth,clientHeight:wd(this),clientWidth:qb(this)}},scrollIntoView:ua(function(a,b){null==a?(a={from:this.doc.sel.primary().head,
 to:null},null==b&&(b=this.options.cursorScrollMargin)):"number"==typeof a?a={from:H(a,0),to:null}:null==a.from&&(a={from:a,to:null});a.to||(a.to=a.from);a.margin=b||0;null!=a.from.line?(ad(this),this.curOp.scrollToPos=a):Pe(this,a.from,a.to,a.margin)}),setSize:ua(function(a,b){var c=this,d=function(a){return"number"==typeof a||/^\d+$/.test(String(a))?a+"px":a};null!=a&&(this.display.wrapper.style.width=d(a));null!=b&&(this.display.wrapper.style.height=d(b));this.options.lineWrapping&&Ae(this);var e=
@@ -675,318 +675,343 @@ La(a);a.registerHelper=function(b,d,e){c.hasOwnProperty(b)||(c[b]=a[b]={_global:
 function(a){ea.defaults.mode||"null"==a||(ea.defaults.mode=a);Rc.apply(this,arguments)};ea.defineMIME=function(a,b){Gb[a]=b};ea.defineMode("null",function(){return{token:function(a){return a.skipToEnd()}}});ea.defineMIME("text/plain","null");ea.defineExtension=function(a,b){ea.prototype[a]=b};ea.defineDocExtension=function(a,b){za.prototype[a]=b};ea.fromTextArea=function(a,b){function c(){a.value=m.getValue()}b=b?t(b):{};b.value=a.value;!b.tabindex&&a.tabIndex&&(b.tabindex=a.tabIndex);!b.placeholder&&
 a.placeholder&&(b.placeholder=a.placeholder);if(null==b.autofocus){var d=e();b.autofocus=d==a||null!=a.getAttribute("autofocus")&&d==document.body}if(a.form&&(T(a.form,"submit",c),!b.leaveSubmitMethodAlone)){var g=a.form;var k=g.submit;try{var l=g.submit=function(){c();g.submit=k;g.submit();g.submit=l}}catch(he){}}b.finishInit=function(b){b.save=c;b.getTextArea=function(){return a};b.toTextArea=function(){b.toTextArea=isNaN;c();a.parentNode.removeChild(b.getWrapperElement());a.style.display="";a.form&&
 (ha(a.form,"submit",c),"function"==typeof a.form.submit&&(a.form.submit=k))}};a.style.display="none";var m=ea(function(b){return a.parentNode.insertBefore(b,a.nextSibling)},b);return m};(function(a){a.off=ha;a.on=T;a.wheelEventPixels=wg;a.Doc=za;a.splitLines=fe;a.countColumn=m;a.findColumn=u;a.isWordChar=D;a.Pass=ld;a.signal=da;a.Line=Mb;a.changeEnd=lb;a.scrollbarModel=Te;a.Pos=H;a.cmpPos=Q;a.modes=sd;a.mimeModes=Gb;a.resolveMode=bb;a.getMode=Na;a.modeExtensions=Hb;a.extendMode=ta;a.copyState=Oa;
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-this.voxelCoordinates),this.spatialCoordinatesValid=!0);this.voxelCoordinates=null;this.changed.dispatch()}},{key:"toJSON",value:function(){var a=!0,b=this.voxelSize.toJSON(),c={};void 0!==b&&(a=!1,c.voxelSize=b);this.voxelCoordinatesValid?(this.getVoxelCoordinates(m),c.voxelCoordinates=Array.prototype.slice.call(m),a=!1):this.spatialCoordinatesValid&&(c.spatialCoordinates=Array.prototype.slice.call(this.spatialCoordinates),a=!1);if(!a)return c}},{key:"restoreState",value:function(a){var c=this;Object(d.t)(a);
-Object(d.v)(a,"voxelSize",function(a){void 0!==a&&c.voxelSize.restoreState(a)});this.spatialCoordinatesValid=!1;Object(d.v)(a,"voxelCoordinates",function(a){void 0!==a&&c.setVoxelCoordinates(Object(d.b)(b.s.create(),a))});Object(d.v)(a,"spatialCoordinates",function(a){void 0!==a&&(Object(d.b)(c.spatialCoordinates,a),c.markSpatialCoordinatesChanged())})}},{key:"snapToVoxel",value:function(){if(this.valid){for(var a=this.spatialCoordinates,b=this.voxelSize.size,c=0;3>c;++c){var d=b[c];a[c]=Math.round(a[c]/
+this.voxelCoordinates),this.spatialCoordinatesValid=!0);this.voxelCoordinates=null;this.changed.dispatch()}},{key:"toJSON",value:function(){var a=!0,b=this.voxelSize.toJSON(),c={};void 0!==b&&(a=!1,c.voxelSize=b);this.voxelCoordinatesValid?(this.getVoxelCoordinates(m),c.voxelCoordinates=Array.prototype.slice.call(m),a=!1):this.spatialCoordinatesValid&&(c.spatialCoordinates=Array.prototype.slice.call(this.spatialCoordinates),a=!1);if(!a)return c}},{key:"restoreState",value:function(a){var d=this;Object(c.t)(a);
+Object(c.v)(a,"voxelSize",function(a){void 0!==a&&d.voxelSize.restoreState(a)});this.spatialCoordinatesValid=!1;Object(c.v)(a,"voxelCoordinates",function(a){void 0!==a&&d.setVoxelCoordinates(Object(c.b)(b.s.create(),a))});Object(c.v)(a,"spatialCoordinates",function(a){void 0!==a&&(Object(c.b)(d.spatialCoordinates,a),d.markSpatialCoordinatesChanged())})}},{key:"snapToVoxel",value:function(){if(this.valid){for(var a=this.spatialCoordinates,b=this.voxelSize.size,c=0;3>c;++c){var d=b[c];a[c]=Math.round(a[c]/
 d)*d}this.changed.dispatch()}else if(a=this.voxelCoordinates,null!=a){for(b=0;3>b;++b)a[b]=Math.round(a[b]);this.changed.dispatch()}}},{key:"assign",value:function(a){this.spatialCoordinatesValid=a.spatialCoordinatesValid;b.s.copy(this.spatialCoordinates,a.spatialCoordinates);this.voxelCoordinates=(a=a.voxelCoordinates)&&b.s.clone(a);this.changed.dispatch()}},{key:"valid",get:function(){return this.spatialCoordinatesValid&&this.voxelSize.valid}},{key:"voxelCoordinatesValid",get:function(){return this.valid||
 null!=this.voxelCoordinates}}],[{key:"getOffset",value:function(a,c){if(a.spatialCoordinatesValid&&c.spatialCoordinatesValid)return{spatialOffset:b.s.subtract(b.s.create(),a.spatialCoordinates,c.spatialCoordinates)};if(a.voxelCoordinates&&c.voxelCoordinates){if(a.voxelSize!==c.voxelSize)throw Error("Voxel offsets are only meaningful with identical voxelSize.");return{voxelOffset:b.s.subtract(b.s.create(),a.voxelCoordinates,c.voxelCoordinates)}}return{}}},{key:"addOffset",value:function(a,c,d,e){e=
-void 0===e?1:e;var g=d.spatialOffset;d=d.voxelOffset;void 0!==g&&c.spatialCoordinatesValid?(b.s.scaleAndAdd(a.spatialCoordinates,c.spatialCoordinates,g,e),a.markSpatialCoordinatesChanged()):void 0!==d&&c.getVoxelCoordinates(m)&&a.setVoxelCoordinates(b.s.scaleAndAdd(m,m,d,e))}}]);return c}(h.a);a=function(){function a(b,c){c=void 0===c?new k:c;q(this,a);this.peer=b;this.link=c}g(a,[{key:"toJSON",value:function(){var a=this.link;if(a.value!==l.LINKED)return{link:a.toJSON(),value:this.getValueJson()}}},
-{key:"getValueJson",value:function(){return this.value.toJSON()}},{key:"reset",value:function(){this.link.value=l.LINKED}},{key:"restoreState",value:function(a){var b=this;void 0===a||0===Object.keys(a).length?this.link.value=l.LINKED:(Object(d.t)(a),this.link.value=l.UNLINKED,Object(d.v)(a,"value",function(a){void 0!==a&&b.value.restoreState(a)}),Object(d.v)(a,"link",function(a){return b.link.restoreState(a)}))}},{key:"copyToPeer",value:function(){this.link.value!==l.LINKED&&(this.link.value=l.UNLINKED,
-this.peer.assign(this.value),this.link.value=l.LINKED)}},{key:"changed",get:function(){return this.value.changed}}]);return a}();var v=function(a){function b(){q(this,b);var a=p(this,(b.__proto__||Object.getPrototypeOf(b)).apply(this,arguments));a.value=c(new u(a.peer.voxelSize.addRef()),a.peer,a.link,{assign:function(a,b){return a.assign(b)},isValid:function(a){return a.spatialCoordinatesValid||a.voxelCoordinatesValid},difference:u.getOffset,add:u.addOffset,subtract:function(a,b,c){u.addOffset(a,
-b,c,-1)}});return a}n(b,a);g(b,[{key:"getValueJson",value:function(){var a=this.value.toJSON()||{};delete a.voxelSize;return a}}]);return b}(a),w=function(a){function c(a){q(this,c);var d=p(this,(c.__proto__||Object.getPrototypeOf(c)).call(this));d.changed=new e.a;null==a&&(a=b.n.create());d.orientation=a;return d}n(c,a);g(c,[{key:"toJSON",value:function(){var a=this.orientation;b.n.normalize(this.orientation,this.orientation);if(0!==a[0]||0!==a[1]||0!==a[2]||1!==a[3])return Array.prototype.slice.call(this.orientation)}},
-{key:"restoreState",value:function(a){try{Object(d.b)(this.orientation,a),b.n.normalize(this.orientation,this.orientation)}catch(B){b.n.identity(this.orientation)}this.changed.dispatch()}},{key:"reset",value:function(){b.n.identity(this.orientation);this.changed.dispatch()}},{key:"snap",value:function(){var a=b.i.create();b.i.fromQuat(a,this.orientation);for(var c=[!1,!1,!1],d=0;3>d;++d){for(var e=0,g=0,k=0;3>k;++k){var l=a[3*d+k];a[3*d+k]=0;!c[k]&&Math.abs(l)>Math.abs(e)&&(e=l,g=k)}a[3*d+g]=Math.sign(e);
-c[g]=!0}b.n.fromMat3(this.orientation,a);this.changed.dispatch()}},{key:"assign",value:function(a){b.n.copy(this.orientation,a.orientation);this.changed.dispatch()}}],[{key:"makeRelative",value:function(a,d){var e=new c(b.n.multiply(b.n.create(),a.orientation,d)),g=!1;e.registerDisposer(a.changed.add(function(){g||(k=!0,b.n.multiply(e.orientation,a.orientation,d),e.changed.dispatch(),k=!1)}));var k=!1,l=b.n.invert(b.n.create(),d);e.registerDisposer(e.changed.add(function(){k||(g=!0,b.n.multiply(a.orientation,
-e.orientation,l),a.changed.dispatch(),g=!1)}));return e}}]);return c}(h.a),y=function(a){function d(){q(this,d);var a=p(this,(d.__proto__||Object.getPrototypeOf(d)).apply(this,arguments));a.value=c(new w,a.peer,a.link,{assign:function(a,b){return a.assign(b)},isValid:function(){return!0},difference:function(a,c){var d=b.n.create();return b.n.multiply(d,b.n.invert(d,c.orientation),a.orientation)},add:function(a,c,d){b.n.multiply(a.orientation,c.orientation,d);a.changed.dispatch()},subtract:function(a,
-c,d){b.n.multiply(a.orientation,c.orientation,b.n.invert(r,d));a.changed.dispatch()}});return a}n(d,a);return d}(a),x=function(a){function c(a,b){q(this,c);var d=p(this,(c.__proto__||Object.getPrototypeOf(c)).call(this));d.changed=new e.a;null==a&&(a=new u);d.position=a;null==b&&(b=new w);d.orientation=b;d.registerDisposer(d.position);d.registerDisposer(d.orientation);d.registerDisposer(d.position.changed.add(d.changed.dispatch));d.registerDisposer(d.orientation.changed.add(d.changed.dispatch));return d}
-n(c,a);g(c,[{key:"reset",value:function(){this.position.reset();this.orientation.reset()}},{key:"toMat4",value:function(a){b.k.fromRotationTranslation(a,this.orientation.orientation,this.position.spatialCoordinates)}},{key:"toJSON",value:function(){var a=this.position.toJSON(),b=this.orientation.toJSON();if(void 0!==a||void 0!==b)return{position:a,orientation:b}}},{key:"restoreState",value:function(a){var b=this;Object(d.t)(a);Object(d.v)(a,"position",function(a){void 0!==a&&b.position.restoreState(a)});
-Object(d.v)(a,"orientation",function(a){void 0!==a&&b.orientation.restoreState(a)})}},{key:"snap",value:function(){this.orientation.snap();this.position.snapToVoxel();this.changed.dispatch()}},{key:"translateAbsolute",value:function(a){b.s.add(this.position.spatialCoordinates,this.position.spatialCoordinates,a);this.position.changed.dispatch()}},{key:"translateRelative",value:function(a){this.valid&&(b.s.transformQuat(m,a,this.orientation.orientation),b.s.add(this.position.spatialCoordinates,this.position.spatialCoordinates,
+void 0===e?1:e;var g=d.spatialOffset;d=d.voxelOffset;void 0!==g&&c.spatialCoordinatesValid?(b.s.scaleAndAdd(a.spatialCoordinates,c.spatialCoordinates,g,e),a.markSpatialCoordinatesChanged()):void 0!==d&&c.getVoxelCoordinates(m)&&a.setVoxelCoordinates(b.s.scaleAndAdd(m,m,d,e))}}]);return d}(h.a);a=function(){function a(b,c){c=void 0===c?new k:c;q(this,a);this.peer=b;this.link=c}g(a,[{key:"toJSON",value:function(){var a=this.link;if(a.value!==l.LINKED)return{link:a.toJSON(),value:this.getValueJson()}}},
+{key:"getValueJson",value:function(){return this.value.toJSON()}},{key:"reset",value:function(){this.link.value=l.LINKED}},{key:"restoreState",value:function(a){var b=this;void 0===a||0===Object.keys(a).length?this.link.value=l.LINKED:(Object(c.t)(a),this.link.value=l.UNLINKED,Object(c.v)(a,"value",function(a){void 0!==a&&b.value.restoreState(a)}),Object(c.v)(a,"link",function(a){return b.link.restoreState(a)}))}},{key:"copyToPeer",value:function(){this.link.value!==l.LINKED&&(this.link.value=l.UNLINKED,
+this.peer.assign(this.value),this.link.value=l.LINKED)}},{key:"changed",get:function(){return this.value.changed}}]);return a}();var v=function(a){function b(){q(this,b);var a=p(this,(b.__proto__||Object.getPrototypeOf(b)).apply(this,arguments));a.value=d(new u(a.peer.voxelSize.addRef()),a.peer,a.link,{assign:function(a,b){return a.assign(b)},isValid:function(a){return a.spatialCoordinatesValid||a.voxelCoordinatesValid},difference:u.getOffset,add:u.addOffset,subtract:function(a,b,c){u.addOffset(a,
+b,c,-1)}});return a}n(b,a);g(b,[{key:"getValueJson",value:function(){var a=this.value.toJSON()||{};delete a.voxelSize;return a}}]);return b}(a),w=function(a){function d(a){q(this,d);var c=p(this,(d.__proto__||Object.getPrototypeOf(d)).call(this));c.changed=new e.a;null==a&&(a=b.n.create());c.orientation=a;return c}n(d,a);g(d,[{key:"toJSON",value:function(){var a=this.orientation;b.n.normalize(this.orientation,this.orientation);if(0!==a[0]||0!==a[1]||0!==a[2]||1!==a[3])return Array.prototype.slice.call(this.orientation)}},
+{key:"restoreState",value:function(a){try{Object(c.b)(this.orientation,a),b.n.normalize(this.orientation,this.orientation)}catch(B){b.n.identity(this.orientation)}this.changed.dispatch()}},{key:"reset",value:function(){b.n.identity(this.orientation);this.changed.dispatch()}},{key:"snap",value:function(){var a=b.i.create();b.i.fromQuat(a,this.orientation);for(var c=[!1,!1,!1],d=0;3>d;++d){for(var e=0,g=0,k=0;3>k;++k){var l=a[3*d+k];a[3*d+k]=0;!c[k]&&Math.abs(l)>Math.abs(e)&&(e=l,g=k)}a[3*d+g]=Math.sign(e);
+c[g]=!0}b.n.fromMat3(this.orientation,a);this.changed.dispatch()}},{key:"assign",value:function(a){b.n.copy(this.orientation,a.orientation);this.changed.dispatch()}}],[{key:"makeRelative",value:function(a,c){var e=new d(b.n.multiply(b.n.create(),a.orientation,c)),g=!1;e.registerDisposer(a.changed.add(function(){g||(k=!0,b.n.multiply(e.orientation,a.orientation,c),e.changed.dispatch(),k=!1)}));var k=!1,l=b.n.invert(b.n.create(),c);e.registerDisposer(e.changed.add(function(){k||(g=!0,b.n.multiply(a.orientation,
+e.orientation,l),a.changed.dispatch(),g=!1)}));return e}}]);return d}(h.a),y=function(a){function c(){q(this,c);var a=p(this,(c.__proto__||Object.getPrototypeOf(c)).apply(this,arguments));a.value=d(new w,a.peer,a.link,{assign:function(a,b){return a.assign(b)},isValid:function(){return!0},difference:function(a,c){var d=b.n.create();return b.n.multiply(d,b.n.invert(d,c.orientation),a.orientation)},add:function(a,c,d){b.n.multiply(a.orientation,c.orientation,d);a.changed.dispatch()},subtract:function(a,
+c,d){b.n.multiply(a.orientation,c.orientation,b.n.invert(r,d));a.changed.dispatch()}});return a}n(c,a);return c}(a),x=function(a){function d(a,b){q(this,d);var c=p(this,(d.__proto__||Object.getPrototypeOf(d)).call(this));c.changed=new e.a;null==a&&(a=new u);c.position=a;null==b&&(b=new w);c.orientation=b;c.registerDisposer(c.position);c.registerDisposer(c.orientation);c.registerDisposer(c.position.changed.add(c.changed.dispatch));c.registerDisposer(c.orientation.changed.add(c.changed.dispatch));return c}
+n(d,a);g(d,[{key:"reset",value:function(){this.position.reset();this.orientation.reset()}},{key:"toMat4",value:function(a){b.k.fromRotationTranslation(a,this.orientation.orientation,this.position.spatialCoordinates)}},{key:"toJSON",value:function(){var a=this.position.toJSON(),b=this.orientation.toJSON();if(void 0!==a||void 0!==b)return{position:a,orientation:b}}},{key:"restoreState",value:function(a){var b=this;Object(c.t)(a);Object(c.v)(a,"position",function(a){void 0!==a&&b.position.restoreState(a)});
+Object(c.v)(a,"orientation",function(a){void 0!==a&&b.orientation.restoreState(a)})}},{key:"snap",value:function(){this.orientation.snap();this.position.snapToVoxel();this.changed.dispatch()}},{key:"translateAbsolute",value:function(a){b.s.add(this.position.spatialCoordinates,this.position.spatialCoordinates,a);this.position.changed.dispatch()}},{key:"translateRelative",value:function(a){this.valid&&(b.s.transformQuat(m,a,this.orientation.orientation),b.s.add(this.position.spatialCoordinates,this.position.spatialCoordinates,
 m),this.position.changed.dispatch())}},{key:"translateVoxelsRelative",value:function(a){if(this.valid){var c=b.s.create();b.s.transformQuat(c,a,this.orientation.orientation);b.s.multiply(c,c,this.position.voxelSize.size);b.s.add(this.position.spatialCoordinates,this.position.spatialCoordinates,c);this.position.changed.dispatch()}}},{key:"rotateRelative",value:function(a,c){var d=b.n.create();b.n.setAxisAngle(d,a,c);a=this.orientation.orientation;b.n.multiply(a,a,d);this.orientation.changed.dispatch()}},
-{key:"rotateAbsolute",value:function(a,c,d){var e=b.n.create();b.n.setAxisAngle(e,a,c);a=this.orientation.orientation;if(void 0!==d){c=this.position.spatialCoordinates;var g=b.s.subtract(m,d,c),k=b.n.invert(r,a);b.s.transformQuat(g,g,k);b.n.multiply(a,e,a);b.s.transformQuat(c,g,a);b.s.subtract(c,d,c);this.position.changed.dispatch()}else b.n.multiply(a,e,a);this.orientation.changed.dispatch()}},{key:"valid",get:function(){return this.position.valid}}]);return c}(h.a),A=function(a){function b(a,c){a=
+{key:"rotateAbsolute",value:function(a,c,d){var e=b.n.create();b.n.setAxisAngle(e,a,c);a=this.orientation.orientation;if(void 0!==d){c=this.position.spatialCoordinates;var g=b.s.subtract(m,d,c),k=b.n.invert(r,a);b.s.transformQuat(g,g,k);b.n.multiply(a,e,a);b.s.transformQuat(c,g,a);b.s.subtract(c,d,c);this.position.changed.dispatch()}else b.n.multiply(a,e,a);this.orientation.changed.dispatch()}},{key:"valid",get:function(){return this.position.valid}}]);return d}(h.a),A=function(a){function b(a,c){a=
 void 0===a?Number.NaN:a;c=void 0===c?a:c;q(this,b);var d=p(this,(b.__proto__||Object.getPrototypeOf(b)).call(this));d.value_=a;d.defaultValue=c;d.changed=new e.a;return d}n(b,a);g(b,[{key:"toJSON",value:function(){var a=this.value_,b=this.defaultValue;if(!(Number.isNaN(a)&&Number.isNaN(b)||a===b))return a}},{key:"restoreState",value:function(a){"number"===typeof a&&Number.isFinite(a)&&0<a?this.value=a:this.value=this.defaultValue}},{key:"reset",value:function(){this.value=this.defaultValue}},{key:"zoomBy",
-value:function(a){var b=this.value_;Number.isNaN(b)||(this.value=b*a)}},{key:"assign",value:function(a){this.value=a.value}},{key:"value",get:function(){return this.value_},set:function(a){a!==this.value_&&(this.value_=a,this.changed.dispatch())}},{key:"valid",get:function(){return!Number.isNaN(this.value)}}]);return b}(h.a),z=function(a){function b(){q(this,b);var a=p(this,(b.__proto__||Object.getPrototypeOf(b)).apply(this,arguments));a.value=function(){var b=new A;return c(b,a.peer,a.link,{assign:function(a,
-b){return a.assign(b)},isValid:function(a){return a.valid},difference:function(a,b){return a.value/b.value},add:function(a,b,c){a.value=b.value*c},subtract:function(a,b,c){a.value=b.value/c}})}();return a}n(b,a);return b}(a),D=function(a){function c(a,b){a=void 0===a?new x:a;b=void 0===b?Number.NaN:b;q(this,c);var d=p(this,(c.__proto__||Object.getPrototypeOf(c)).call(this));d.pose=a;d.changed=new e.a;d.zoomFactor="number"===typeof b?new A(b):b;d.registerDisposer(d.zoomFactor);d.registerDisposer(a);
-d.registerDisposer(d.pose.changed.add(function(){d.changed.dispatch()}));d.registerDisposer(d.zoomFactor.changed.add(function(){d.changed.dispatch()}));d.registerDisposer(d.voxelSize.changed.add(function(){d.handleVoxelSizeChanged()}));d.handleVoxelSizeChanged();return d}n(c,a);g(c,[{key:"reset",value:function(){this.pose.reset();this.zoomFactor.reset()}},{key:"setZoomFactorFromVoxelSize",value:function(){this.voxelSize.valid&&(this.zoomFactor.value=Math.min.apply(null,this.voxelSize.size))}},{key:"handleVoxelSizeChanged",
-value:function(){this.zoomFactor.valid||this.setZoomFactorFromVoxelSize()}},{key:"toMat4",value:function(a){this.pose.toMat4(a);var c=this.zoomFactor.value;b.k.scale(a,a,b.s.fromValues(c,c,c))}},{key:"toJSON",value:function(){var a=this.pose.toJSON(),b=this.zoomFactor.toJSON();if(void 0!==a||void 0!==b)return{pose:a,zoomFactor:b}}},{key:"restoreState",value:function(a){var b=this;try{Object(d.t)(a),Object(d.v)(a,"pose",function(a){void 0!==a&&b.pose.restoreState(a)}),Object(d.v)(a,"zoomFactor",function(a){void 0!==
-a&&b.zoomFactor.restoreState(a)}),this.handleVoxelSizeChanged(),this.changed.dispatch()}catch(F){this.reset()}}},{key:"zoomBy",value:function(a){this.zoomFactor.zoomBy(a)}},{key:"voxelSize",get:function(){return this.pose.position.voxelSize}},{key:"position",get:function(){return this.pose.position}},{key:"valid",get:function(){return this.pose.valid}}]);return c}(h.a)},function(h,f,a){a.d(f,"a",function(){return b});f.b=function(a,b,c){c(a.transform,b.transform);return b.changed.add(function(){c(a.transform,
-b.transform);a.changed.dispatch()})};var q=a(2),p=a(4),n=a(7),c=function(){function a(a,b){for(var c=0;c<b.length;c++){var d=b[c];d.enumerable=d.enumerable||!1;d.configurable=!0;"value"in d&&(d.writable=!0);Object.defineProperty(a,d.key,d)}}return function(b,c,d){c&&a(b.prototype,c);d&&a(b,d);return b}}(),b=function(){function a(b){b=void 0===b?q.k.create():b;if(!(this instanceof a))throw new TypeError("Cannot call a class as a function");this.transform=b;this.changed=new n.a}c(a,[{key:"reset",value:function(){q.k.copy(this.transform,
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+"skeletons",A.y),l=0;null!=g&&(++l,this.manager.dataSourceProvider.getMeshSource(this.manager.chunkManager,g).then(function(a){d.wasDisposed||(d.addMesh(a),0===--l&&(d.isReady=!0))}));void 0!==k&&(++l,this.manager.dataSourceProvider.getSkeletonSource(this.manager.chunkManager,k).then(function(a){d.wasDisposed||(d.addSkeletonSource(a),0===--l&&(d.isReady=!0))}));void 0!==e&&(++l,e.then(function(a){d.wasDisposed||(d.addRenderLayer(new r.a(a,d.displayState)),void 0===g&&void 0===k&&(++l,Promise.resolve(a.getMeshSource()).then(function(a){d.wasDisposed?
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+this.displayState.hideSegmentZero.toJSON();var b=this.displayState.visibleSegments;0<b.size&&(a.segments=b.toJSON());b=this.displayState.highlightedSegments;0<b.size&&(a.highlights=b.toJSON());b=this.displayState.segmentEquivalences;0<b.size&&(a.equivalences=b.toJSON());b=this.displayState.clipBounds;b.value&&(a.clipBounds={center:Array.from(b.value.center),size:Array.from(b.value.size)});a.skeletonShader=this.displayState.fragmentMain.toJSON();return a}},{key:"transformPickedValue",value:function(a){if(null==
+a)return a;var b=this.displayState.segmentEquivalences;if(0===b.size)return a;"number"===typeof a&&(a=new D.a(a,0));b=b.get(a);return D.a.equal(b,a)?a:new g.c(a,b)}},{key:"handleAction",value:function(a){switch(a){case "recolor":this.displayState.segmentColorHash.randomize();break;case "clear-segments":this.displayState.visibleSegments.clear();break;case "select":a=this.displayState.segmentSelectionState;if(a.hasSelectedSegment){a=a.selectedSegment;var b=this.displayState.visibleSegments;b.has(a)?
+b.delete(a):b.add(a)}break;case "highlight":a=this.displayState.segmentSelectionState,a.hasSelectedSegment&&(a=a.selectedSegment,b=this.displayState.highlightedSegments,b.has(a)?b.delete(a):b.add(a))}}},{key:"volumeOptions",get:function(){return{volumeType:m.c.SEGMENTATION}}}]);return c}(Object(x.a)(h.i)),P=function(a){function b(a){q(this,b);var c=p(this,(b.__proto__||Object.getPrototypeOf(b)).call(this));c.layer=a;c.visibleSegmentWidget=c.registerDisposer(new C.a(c.layer.displayState));c.addSegmentWidget=
+c.registerDisposer(new L.a);c.selectedAlphaWidget=c.registerDisposer(new G.a(c.layer.displayState.selectedAlpha));c.notSelectedAlphaWidget=c.registerDisposer(new G.a(c.layer.displayState.notSelectedAlpha));c.saturationWidget=c.registerDisposer(new G.a(c.layer.displayState.saturation));c.objectAlphaWidget=c.registerDisposer(new G.a(c.layer.displayState.objectAlpha));var e=c.element;e.classList.add("segmentation-dropdown");var g=c.notSelectedAlphaWidget,k=c.saturationWidget,l=c.objectAlphaWidget;c.selectedAlphaWidget.promptElement.textContent=
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+a.className="neuroglancer-segmentation-dropdown-skeleton-shader-header";var b=document.createElement("div");b.style.flex="1";b.textContent="Skeleton shader:";var g=document.createElement("a"),k=document.createElement("button");k.type="button";k.textContent="?";k.className="help-link";g.appendChild(k);g.title="Documentation on skeleton rendering";g.target="_blank";g.href="https://github.com/google/neuroglancer/blob/master/src/neuroglancer/sliceview/image_layer_rendering.md";k=document.createElement("button");
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+{constructor:{value:a,enumerable:!1,writable:!0,configurable:!0}});b&&(Object.setPrototypeOf?Object.setPrototypeOf(a,b):a.__proto__=b)}function d(a,b,c,d){var e=x.s.transformMat4(x.s.create(),a,b);a=Object(D.c)(c.voxelFromSpatial(U,e));return void 0!==d?(b=document.createElement("span"),b.className="neuroglancer-voxel-coordinates-link",b.textContent=a,b.title="Center view on voxel coordinates "+a+".",b.addEventListener("click",function(){d(e)}),b):document.createTextNode(a)}function b(a,b,c,e,g){switch(b.type){case k.c.AXIS_ALIGNED_BOUNDING_BOX:case k.c.LINE:a.appendChild(d(b.pointA,
+c,e,g));a.appendChild(document.createTextNode("\u2013"));a.appendChild(d(b.pointB,c,e,g));break;case k.c.POINT:a.appendChild(d(b.point,c,e,g));break;case k.c.ELLIPSOID:a.appendChild(d(b.center,c,e,g)),b=Object(x.p)(U,b.radii,c),e.voxelFromSpatial(b,b),a.appendChild(document.createTextNode("\u00b1"+Object(D.b)(b)))}}function c(a,b){var c=x.s.create();switch(a.type){case k.c.AXIS_ALIGNED_BOUNDING_BOX:case k.c.LINE:x.s.add(c,a.pointA,a.pointB);x.s.scale(c,c,.5);break;case k.c.POINT:x.s.copy(c,a.point);
 break;case k.c.ELLIPSOID:x.s.copy(c,a.center)}return x.s.transformMat4(c,c,b)}function e(a){var b;a=a.segmentationState.value;null!=a&&a.segmentSelectionState.hasSelectedSegment&&(b=[a.segmentSelectionState.selectedSegment.clone()]);return b}function g(a,b){return x.s.transformMat4(x.s.create(),a.position,b.globalToObject)}f.c=b;f.b=function(a){return{color:a.annotationColor,fillOpacity:a.annotationFillOpacity}};f.a=function(a){return function(a){function b(a){for(var c=[],d=0;d<arguments.length;++d)c[d-
 0]=arguments[d];q(this,b);var e,g=p(this,(e=b.__proto__||Object.getPrototypeOf(b)).call.apply(e,[].concat([this],$jscomp.arrayFromIterable(c))));g.annotationLayerState=g.registerDisposer(new v.d);g.selectedAnnotation=g.registerDisposer(new S(g.annotationLayerState.addRef()));g.annotationColor=new w.a(x.s.fromValues(1,1,0));g.annotationFillOpacity=Object(u.a)(0);g.selectedAnnotation.changed.add(g.specificationChanged.dispatch);g.annotationColor.changed.add(g.specificationChanged.dispatch);g.tabs.add("annotations",
 {label:"Annotations",order:10,getter:function(){return new Q(g,g.selectedAnnotation.addRef(),g.manager.voxelSize.addRef(),function(a){return g.manager.setSpatialCoordinates(a)})}});g.annotationLayerState.changed.add(function(){var a=g.annotationLayerState.value;if(void 0!==a){var b=new t.a(g.manager.chunkManager,a.addRef());Object(r.b)(a,g.manager.layerSelectedValues.mouseState);g.addRenderLayer(new t.e(b));g.addRenderLayer(new t.d(b.addRef()));if(b.source instanceof m.b){var c=g.registerDisposer(new m.a(b.source.addRef()));
 g.registerDisposer(Object(v.h)(a.filterBySegmentation,function(a,b){b||(g.addRenderLayer(c.addRef()),a.registerDisposer(function(){return g.removeRenderLayer(c)}))}))}}});return g}n(b,a);P(b,[{key:"restoreState",value:function(a){M(b.prototype.__proto__||Object.getPrototypeOf(b.prototype),"restoreState",this).call(this,a);this.selectedAnnotation.restoreState(a.selectedAnnotation);this.annotationColor.restoreState(a.annotationColor);this.annotationFillOpacity.restoreState(a.annotationFillOpacity)}},
-{key:"toJSON",value:function(){var a=M(b.prototype.__proto__||Object.getPrototypeOf(b.prototype),"toJSON",this).call(this);a.selectedAnnotation=this.selectedAnnotation.toJSON();a.annotationColor=this.annotationColor.toJSON();a.annotationFillOpacity=this.annotationFillOpacity.toJSON();return a}},{key:"initializeAnnotationLayerViewTab",value:function(a){a}}]);return b}(a)};h=a(284);a.n(h);h=a(10);var l=a.n(h),k=a(28),t=a(72),m=a(96),r=a(101),u=a(56),v=a(9);h=a(139);var w=a(164);f=a(1);var y=a(8),x=
-a(2),A=a(4),z=a(7),D=a(167),E=a(14),G=a(29),C=a(108),B=a(286),F=a(81),L=a(40),I=a(109),O=a(168),M=function X(a,b,c){null===a&&(a=Function.prototype);var d=Object.getOwnPropertyDescriptor(a,b);if(void 0===d){if(a=Object.getPrototypeOf(a),null!==a)return X(a,b,c)}else{if("value"in d)return d.value;b=d.get;return void 0===b?void 0:b.call(c)}},P=function(){function a(a,b){for(var c=0;c<b.length;c++){var d=b[c];d.enumerable=d.enumerable||!1;d.configurable=!0;"value"in d&&(d.writable=!0);Object.defineProperty(a,
+{key:"toJSON",value:function(){var a=M(b.prototype.__proto__||Object.getPrototypeOf(b.prototype),"toJSON",this).call(this);a.selectedAnnotation=this.selectedAnnotation.toJSON();a.annotationColor=this.annotationColor.toJSON();a.annotationFillOpacity=this.annotationFillOpacity.toJSON();return a}},{key:"initializeAnnotationLayerViewTab",value:function(a){a}}]);return b}(a)};h=a(284);a.n(h);h=a(10);var l=a.n(h),k=a(28),t=a(73),m=a(97),r=a(102),u=a(56),v=a(9);h=a(139);var w=a(164);f=a(1);var y=a(8),x=
+a(2),A=a(4),z=a(7),D=a(167),E=a(14),G=a(29),C=a(109),B=a(286),F=a(81),L=a(40),J=a(110),O=a(168),M=function X(a,b,c){null===a&&(a=Function.prototype);var d=Object.getOwnPropertyDescriptor(a,b);if(void 0===d){if(a=Object.getPrototypeOf(a),null!==a)return X(a,b,c)}else{if("value"in d)return d.value;b=d.get;return void 0===b?void 0:b.call(c)}},P=function(){function a(a,b){for(var c=0;c<b.length;c++){var d=b[c];d.enumerable=d.enumerable||!1;d.configurable=!0;"value"in d&&(d.writable=!0);Object.defineProperty(a,
 d.key,d)}}return function(b,c,d){c&&a(b.prototype,c);d&&a(b,d);return b}}(),N=function(a){function b(a,c){q(this,b);var d=p(this,(b.__proto__||Object.getPrototypeOf(b)).call(this));d.reference=a;d.annotationLayer=c;d.element=document.createElement("div");d.addSegmentWidget=d.registerDisposer(new O.a);d.debouncedUpdateView=l()(function(){return d.updateView()},0);d.element.className="neuroglancer-annotation-segment-list";var e=d.addSegmentWidget;e.element.style.display="inline-block";e.element.title=
 "Associate segments";d.element.appendChild(e.element);d.registerDisposer(c.segmentationState.changed.add(d.debouncedUpdateView));d.registerDisposer(function(){return d.unregisterSegmentationState()});d.registerDisposer(d.addSegmentWidget.valuesEntered.add(function(a){var b=d.reference.value;null!=b&&(a=[].concat($jscomp.arrayFromIterable(b.segments||[]),$jscomp.arrayFromIterable(a)),b=Object.assign({},b,{segments:a}),d.annotationLayer.source.update(d.reference,b),d.annotationLayer.source.commit(d.reference))}));
 d.registerDisposer(a.changed.add(d.debouncedUpdateView));d.updateView();return d}n(b,a);P(b,[{key:"unregisterSegmentationState",value:function(){var a=this.segmentationState;null!=a&&(a.visibleSegments.changed.remove(this.debouncedUpdateView),a.segmentColorHash.changed.remove(this.debouncedUpdateView),a.segmentSelectionState.changed.remove(this.debouncedUpdateView),this.segmentationState=void 0)}},{key:"updateView",value:function(){var a=this,b=this.annotationLayer.segmentationState.value;b!==this.segmentationState&&
@@ -997,19 +1022,19 @@ b);var c=p(this,(b.__proto__||Object.getPrototypeOf(b)).call(this));c.annotation
 c.changed.dispatch()};c.registerDisposer(a);c.registerDisposer(a.changed.add(c.validate));c.updateAnnotationLayer();c.reference_=void 0;c.value_=void 0;return c}n(b,a);P(b,[{key:"updateAnnotationLayer",value:function(){var a=this.annotationLayerState.value;if(a===this.annotationLayer)return!1;this.unbindLayer();this.annotationLayer=a;void 0!==a&&a.source.changed.add(this.validate);return!0}},{key:"unbindLayer",value:function(){void 0!==this.annotationLayer&&(this.annotationLayer.source.changed.remove(this.validate),
 this.annotationLayer=void 0)}},{key:"disposed",value:function(){this.unbindLayer();this.unbindReference();M(b.prototype.__proto__||Object.getPrototypeOf(b.prototype),"disposed",this).call(this)}},{key:"unbindReference",value:function(){var a=this.reference_;void 0!==a&&(a.changed.remove(this.referenceChanged),this.reference_=void 0)}},{key:"toJSON",value:function(){var a=this.value_;if(void 0!==a)return 0===a.partIndex?a.id:a}},{key:"reset",value:function(){this.value=void 0}},{key:"restoreState",
 value:function(a){void 0===a?this.value=void 0:"string"===typeof a?this.value={id:a,partIndex:0}:(Object(A.t)(a),this.value={id:Object(A.v)(a,"id",A.A),partIndex:Object(A.v)(a,"partIndex",A.x)})}},{key:"reference",get:function(){return this.reference_}},{key:"value",get:function(){return this.value_},set:function(a){this.value_=a;var b=this.reference_;void 0!==b&&(void 0!==a&&b.id===a.id||this.unbindReference());this.validate();this.changed.dispatch()}},{key:"validValue",get:function(){return this.annotationLayer&&
-this.value_}}]);return b}(f.a),U=x.s.create(),Z=function(a){function c(a,b,d,e,g){q(this,c);var l=p(this,(c.__proto__||Object.getPrototypeOf(c)).call(this));l.layer=a;l.state=b;l.annotationLayer=d;l.voxelSize=e;l.setSpatialCoordinates=g;l.annotationListContainer=document.createElement("ul");l.annotationListElements=new Map;l.updated=!1;l.element.classList.add("neuroglancer-annotation-layer-view");l.annotationListContainer.classList.add("neuroglancer-annotation-list");l.registerDisposer(b);l.registerDisposer(e);
-l.registerDisposer(d);b=function(){l.updated=!1;l.updateView()};l.registerDisposer(d.source.changed.add(b));l.registerDisposer(l.visibility.changed.add(function(){return l.updateView()}));l.registerDisposer(d.transform.changed.add(b));l.updateView();b=document.createElement("div");b.className="neuroglancer-annotation-toolbox";a.initializeAnnotationLayerViewTab(l);a=l.registerDisposer(new F.a(l.annotationLayer.fillOpacity));a.promptElement.textContent="Fill opacity";l.element.appendChild(a.element);
-a=l.registerDisposer(new B.a(l.annotationLayer.color));a.element.title="Change annotation display color";b.appendChild(a.element);d.source.readonly||(d=document.createElement("button"),d.textContent=Object(k.g)(k.c.POINT).icon,d.title="Annotate point",d.addEventListener("click",function(){l.layer.tool.value=new aa(l.layer,{})}),b.appendChild(d),d=document.createElement("button"),d.textContent=Object(k.g)(k.c.AXIS_ALIGNED_BOUNDING_BOX).icon,d.title="Annotate bounding box",d.addEventListener("click",
-function(){l.layer.tool.value=new ba(l.layer,{})}),b.appendChild(d),d=document.createElement("button"),d.textContent=Object(k.g)(k.c.LINE).icon,d.title="Annotate line",d.addEventListener("click",function(){l.layer.tool.value=new ka(l.layer,{})}),b.appendChild(d),d=document.createElement("button"),d.textContent=Object(k.g)(k.c.ELLIPSOID).icon,d.title="Annotate ellipsoid",d.addEventListener("click",function(){l.layer.tool.value=new fa(l.layer,{})}),b.appendChild(d));l.element.appendChild(b);l.element.appendChild(l.annotationListContainer);
-l.annotationListContainer.addEventListener("mouseleave",function(){l.annotationLayer.hoverState.value=void 0});l.registerDisposer(l.annotationLayer.hoverState.changed.add(function(){return l.updateHoverView()}));l.registerDisposer(l.state.changed.add(function(){return l.updateSelectionView()}));return l}n(c,a);P(c,[{key:"updateSelectionView",value:function(){var a=this.state.value;if(void 0!==a)var b=a.id;a=this.previousSelectedId;b!==a&&(void 0!==a&&(a=this.annotationListElements.get(a),void 0!==
+this.value_}}]);return b}(f.a),U=x.s.create(),Z=function(a){function d(a,b,c,e,g){q(this,d);var l=p(this,(d.__proto__||Object.getPrototypeOf(d)).call(this));l.layer=a;l.state=b;l.annotationLayer=c;l.voxelSize=e;l.setSpatialCoordinates=g;l.annotationListContainer=document.createElement("ul");l.annotationListElements=new Map;l.updated=!1;l.element.classList.add("neuroglancer-annotation-layer-view");l.annotationListContainer.classList.add("neuroglancer-annotation-list");l.registerDisposer(b);l.registerDisposer(e);
+l.registerDisposer(c);b=function(){l.updated=!1;l.updateView()};l.registerDisposer(c.source.changed.add(b));l.registerDisposer(l.visibility.changed.add(function(){return l.updateView()}));l.registerDisposer(c.transform.changed.add(b));l.updateView();b=document.createElement("div");b.className="neuroglancer-annotation-toolbox";a.initializeAnnotationLayerViewTab(l);a=l.registerDisposer(new F.a(l.annotationLayer.fillOpacity));a.promptElement.textContent="Fill opacity";l.element.appendChild(a.element);
+a=l.registerDisposer(new B.a(l.annotationLayer.color));a.element.title="Change annotation display color";b.appendChild(a.element);c.source.readonly||(c=document.createElement("button"),c.textContent=Object(k.g)(k.c.POINT).icon,c.title="Annotate point",c.addEventListener("click",function(){l.layer.tool.value=new aa(l.layer,{})}),b.appendChild(c),c=document.createElement("button"),c.textContent=Object(k.g)(k.c.AXIS_ALIGNED_BOUNDING_BOX).icon,c.title="Annotate bounding box",c.addEventListener("click",
+function(){l.layer.tool.value=new ba(l.layer,{})}),b.appendChild(c),c=document.createElement("button"),c.textContent=Object(k.g)(k.c.LINE).icon,c.title="Annotate line",c.addEventListener("click",function(){l.layer.tool.value=new ka(l.layer,{})}),b.appendChild(c),c=document.createElement("button"),c.textContent=Object(k.g)(k.c.ELLIPSOID).icon,c.title="Annotate ellipsoid",c.addEventListener("click",function(){l.layer.tool.value=new fa(l.layer,{})}),b.appendChild(c));l.element.appendChild(b);l.element.appendChild(l.annotationListContainer);
+l.annotationListContainer.addEventListener("mouseleave",function(){l.annotationLayer.hoverState.value=void 0});l.registerDisposer(l.annotationLayer.hoverState.changed.add(function(){return l.updateHoverView()}));l.registerDisposer(l.state.changed.add(function(){return l.updateSelectionView()}));return l}n(d,a);P(d,[{key:"updateSelectionView",value:function(){var a=this.state.value;if(void 0!==a)var b=a.id;a=this.previousSelectedId;b!==a&&(void 0!==a&&(a=this.annotationListElements.get(a),void 0!==
 a&&a.classList.remove("neuroglancer-annotation-selected")),void 0!==b&&(a=this.annotationListElements.get(b),void 0!==a&&(a.classList.add("neuroglancer-annotation-selected"),a.scrollIntoView())),this.previousSelectedId=b)}},{key:"updateHoverView",value:function(){var a=this.annotationLayer.hoverState.value;if(void 0!==a)var b=a.id;a=this.previousHoverId;b!==a&&(void 0!==a&&(a=this.annotationListElements.get(a),void 0!==a&&a.classList.remove("neuroglancer-annotation-hover")),void 0!==b&&(a=this.annotationListElements.get(b),
-void 0!==a&&a.classList.add("neuroglancer-annotation-hover")),this.previousHoverId=b)}},{key:"updateView",value:function(){var a=this;if(this.visible&&!this.updated){var b=this.annotationLayer,c=this.annotationListContainer,e=this.annotationListElements,g=b.source;Object(y.a)(c);this.annotationListElements.clear();b=b.objectToGlobal;var k={};g=$jscomp.makeIterator(g);for(var l=g.next();!l.done;k={annotation:k.annotation},l=g.next())k.annotation=l.value,l=this.makeAnnotationListElement(k.annotation,
-b),c.appendChild(l),e.set(k.annotation.id,l),l.addEventListener("mouseenter",function(b){return function(){a.annotationLayer.hoverState.value={id:b.annotation.id,partIndex:0}}}(k)),l.addEventListener("click",function(b){return function(){a.state.value={id:b.annotation.id,partIndex:0}}}(k)),l.addEventListener("mouseup",function(b){return function(c){2===c.button&&a.setSpatialCoordinates(d(b.annotation,a.annotationLayer.objectToGlobal))}}(k));this.previousHoverId=this.previousSelectedId=void 0;this.updated=
+void 0!==a&&a.classList.add("neuroglancer-annotation-hover")),this.previousHoverId=b)}},{key:"updateView",value:function(){var a=this;if(this.visible&&!this.updated){var b=this.annotationLayer,d=this.annotationListContainer,e=this.annotationListElements,g=b.source;Object(y.a)(d);this.annotationListElements.clear();b=b.objectToGlobal;var k={};g=$jscomp.makeIterator(g);for(var l=g.next();!l.done;k={annotation:k.annotation},l=g.next())k.annotation=l.value,l=this.makeAnnotationListElement(k.annotation,
+b),d.appendChild(l),e.set(k.annotation.id,l),l.addEventListener("mouseenter",function(b){return function(){a.annotationLayer.hoverState.value={id:b.annotation.id,partIndex:0}}}(k)),l.addEventListener("click",function(b){return function(){a.state.value={id:b.annotation.id,partIndex:0}}}(k)),l.addEventListener("mouseup",function(b){return function(d){2===d.button&&a.setSpatialCoordinates(c(b.annotation,a.annotationLayer.objectToGlobal))}}(k));this.previousHoverId=this.previousSelectedId=void 0;this.updated=
 !0;this.updateHoverView();this.updateSelectionView()}}},{key:"makeAnnotationListElement",value:function(a,c){var d=document.createElement("li");d.title="Click to select, right click to recenter view.";var e=document.createElement("div");e.className="neuroglancer-annotation-icon";e.textContent=Object(k.g)(a.type).icon;d.appendChild(e);e=document.createElement("div");e.className="neuroglancer-annotation-position";b(e,a,c,this.voxelSize,this.setSpatialCoordinates);d.appendChild(e);a.description&&(c=
-document.createElement("div"),c.className="neuroglancer-annotation-description",c.textContent=a.description,d.appendChild(c));return d}}]);return c}(L.b),H=function(a){function c(a,b,d){q(this,c);var e=p(this,(c.__proto__||Object.getPrototypeOf(c)).call(this));e.state=a;e.voxelSize=b;e.setSpatialCoordinates=d;e.valid=!1;e.mouseEntered=!1;e.element.classList.add("neuroglancer-annotation-details");e.registerDisposer(a);e.registerDisposer(b);e.registerDisposer(e.state.changed.add(function(){e.valid=
+document.createElement("div"),c.className="neuroglancer-annotation-description",c.textContent=a.description,d.appendChild(c));return d}}]);return d}(L.b),H=function(a){function c(a,b,d){q(this,c);var e=p(this,(c.__proto__||Object.getPrototypeOf(c)).call(this));e.state=a;e.voxelSize=b;e.setSpatialCoordinates=d;e.valid=!1;e.mouseEntered=!1;e.element.classList.add("neuroglancer-annotation-details");e.registerDisposer(a);e.registerDisposer(b);e.registerDisposer(e.state.changed.add(function(){e.valid=
 !1;e.updateView()}));e.registerDisposer(e.visibility.changed.add(function(){return e.updateView()}));e.state.changed.add(function(){e.valid=!1;e.updateView()});e.element.addEventListener("mouseenter",function(){e.mouseEntered=!0;void 0!==e.hoverState&&(e.hoverState.value=e.state.value)});e.element.addEventListener("mouseleave",function(){e.mouseEntered=!1;void 0!==e.hoverState&&(e.hoverState.value=void 0)});e.updateView();return e}n(c,a);P(c,[{key:"updateView",value:function(){var a=this;if(this.visible){if(this.element.style.display=
 null,!this.valid){var c=this.element;Object(y.a)(c);this.valid=!0;var d=this.state.reference;if(void 0!==d){var e=this.state.value,g=d.value;if(null!=g){var l=this.state.annotationLayerState.value;this.hoverState=l.hoverState;this.mouseEntered&&(this.hoverState.value=e);var m=l.objectToGlobal,r=this.voxelSize,f=Object(k.g)(g.type),t=document.createElement("div");t.className="neuroglancer-annotation-details-title";var u=document.createElement("div");u.className="neuroglancer-annotation-details-icon";
-u.textContent=f.icon;var h=document.createElement("div");h.className="neuroglancer-annotation-details-title-text";h.textContent=""+f.description;t.appendChild(u);t.appendChild(h);l.source.readonly||(f=Object(I.a)("\ud83d\uddd1","Delete annotation"),f.addEventListener("click",function(){var a=l.source.getReference(e.id);try{l.source.delete(a)}finally{a.dispose()}}),t.appendChild(f));f=Object(C.a)();f.title="Hide annotation details";f.addEventListener("click",function(){a.state.value=void 0});t.appendChild(f);
+u.textContent=f.icon;var h=document.createElement("div");h.className="neuroglancer-annotation-details-title-text";h.textContent=""+f.description;t.appendChild(u);t.appendChild(h);l.source.readonly||(f=Object(J.a)("\ud83d\uddd1","Delete annotation"),f.addEventListener("click",function(){var a=l.source.getReference(e.id);try{l.source.delete(a)}finally{a.dispose()}}),t.appendChild(f));f=Object(C.a)();f.title="Hide annotation details";f.addEventListener("click",function(){a.state.value=void 0});t.appendChild(f);
 c.appendChild(t);t=document.createElement("div");t.className="neuroglancer-annotation-details-position";b(t,g,m,r,this.setSpatialCoordinates);c.appendChild(t);g.type===k.c.AXIS_ALIGNED_BOUNDING_BOX?(t=document.createElement("div"),t.className="neuroglancer-annotation-details-volume",t.textContent=Object(D.a)(g.pointA,g.pointB,m),c.appendChild(t),t=Object(x.p)(U,x.s.subtract(U,g.pointA,g.pointB),m),m=document.createElement("div"),m.className="neuroglancer-annotation-details-volume-in-voxels",r=r.voxelFromSpatial(U,
 t),m.textContent=""+Object(D.b)(r),c.appendChild(m)):g.type===k.c.LINE&&(f=Object(x.p)(U,x.s.subtract(U,g.pointA,g.pointB),m),m=document.createElement("div"),m.className="neuroglancer-annotation-details-length",t=Object(D.d)(x.s.length(f)),u="",r.valid&&(r=x.s.length(r.voxelFromSpatial(U,f)),u=", "+Math.round(r)+" vx"),m.textContent=t+u,c.appendChild(m));r=this.segmentListWidget;void 0!==r&&r.reference!==d&&(r.dispose(),this.unregisterDisposer(r),r=this.segmentListWidget=void 0);void 0===r&&(this.segmentListWidget=
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+1/a.height],m=0;2>m;++m)e[4*g+m]=d.b,e[4*g+3+m]=l[m];e[4*g+2]=1/(a.entryStride*k);for(k=0;k<g;++k)for(l=b[k],m=0;2>m;++m){var r=l[m],f=4*k+2*m,t=4*(4*k+2*m);e[f]=r.b+(0===m?.5/a.entryStride:.5);e[f+1]=r.c;for(f=0;4>f;++f)c[t+f]=r.a0[f],c[t+4+f]=r.a1[f]}}}},{key:"copyToGPU",value:function(){this.computeCoefficients();var a=this.hashTable,b=a.generation;if(this.generation!==b){this.generation=b;var c=a.width,d=a.height,g=this.gl;b=this.texture;g.activeTexture(g.TEXTURE0+g.tempTextureUnit);g.bindTexture(g.TEXTURE_2D,
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+return!b||"object"!==typeof b&&"function"!==typeof b?a:b}function p(a,b){if("function"!==typeof b&&null!==b)throw new TypeError("Super expression must either be null or a function, not "+typeof b);a.prototype=Object.create(b&&b.prototype,{constructor:{value:a,enumerable:!1,writable:!0,configurable:!0}});b&&(Object.setPrototypeOf?Object.setPrototypeOf(a,b):a.__proto__=b)}function n(a,b){if(!(a instanceof b))throw new TypeError("Cannot call a class as a function");}function d(){return new m.c([],function(a){return Object(v.a)(a,
+v.y)})}function b(a){return Object(E.a)(a.dataType,a.numComponents)}function c(a){return a.map(function(a){return Object(z.c)(new z.b,a.dataType,a.numComponents)})}function e(a,b){return a.memoize.getUncounted({type:"single_mesh:getMeshInfo",parameters:b},function(){return a.rpc.promiseInvoke(t.a,{chunkManager:a.addCounterpartRef(),parameters:b})})}a.d(f,"b",function(){return L});f.e=b;a.d(f,"d",function(){return M});a.d(f,"c",function(){return Z});f.f=function(a,b){return e(a,b).then(function(c){return a.getChunkSource(S,
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 O=Object(z.c)(new z.b,r.b.FLOAT32,3),M=function(){function a(b,c,d){n(this,a);this.attributeNames=b;this.attributeInfo=c;this.fragmentMain=d;this.tempLightVec=new Float32Array(4);this.tempPickID=new Float32Array(4);this.textureAccessHelper=new z.a("vertexData");this.indexBufferHelper=new A.a("VertexIndex")}B(a,[{key:"defineAttributeAccess",value:function(a,c){var d=this.textureAccessHelper;d.defineShader(a);a.addVertexCode(d.getAccessor("readVertexPosition","uVertexAttributeSampler[0]",r.b.FLOAT32,
 3));a.addVertexCode(d.getAccessor("readVertexNormal","uVertexAttributeSampler[1]",r.b.FLOAT32,3));var e=2,g="\nvec3 vertexPosition = readVertexPosition("+c+");\nvec3 vertexNormal = readVertexNormal("+c+");\n",k=this.attributeNames;this.attributeInfo.forEach(function(l,m){if(void 0!==k[m]){var r=b(l);a.addVarying("highp "+r,"vCustom"+m);a.addFragmentCode("\n#define "+k[m]+" vCustom"+m+"\n");a.addVertexCode(d.getAccessor("readAttribute"+m,"uVertexAttributeSampler["+e+"]",l.dataType,l.numComponents));
-g+="vCustom"+m+" = readAttribute"+m+"("+c+");\n";e+=1}});a.addTextureSampler2D("uVertexAttributeSampler",I,e);a.addVertexMain(g)}},{key:"defineShader",value:function(a){a.require(A.b);this.indexBufferHelper.defineShader(a);a.addVarying("highp float","vLightingFactor");a.addUniform("highp vec4","uLightDirection");a.addUniform("highp vec4","uColor");a.addUniform("highp mat4","uModelMatrix");a.addUniform("highp mat4","uProjection");a.addUniform("highp vec4","uPickID");a.addVarying("highp vec4","vPickID");
+g+="vCustom"+m+" = readAttribute"+m+"("+c+");\n";e+=1}});a.addTextureSampler2D("uVertexAttributeSampler",J,e);a.addVertexMain(g)}},{key:"defineShader",value:function(a){a.require(A.b);this.indexBufferHelper.defineShader(a);a.addVarying("highp float","vLightingFactor");a.addUniform("highp vec4","uLightDirection");a.addUniform("highp vec4","uColor");a.addUniform("highp mat4","uModelMatrix");a.addUniform("highp mat4","uProjection");a.addUniform("highp vec4","uPickID");a.addVarying("highp vec4","vPickID");
 a.addVertexCode(E.b);a.addVertexCode(E.c);a.addVertexMain("\nfloat vertexIndex = getVertexIndex();\nuint32_t triangleIndex;\ndivmod(getPrimitiveIndex(), 3.0, triangleIndex);\nuint32_t pickID; pickID.value = uPickID;\nvPickID = add(pickID, triangleIndex).value;\n");a.addFragmentCode("\nvoid emitPremultipliedRGBA(vec4 color) {\n  emit(vec4(color.rgb * vLightingFactor, color.a), vPickID);\n}\nvoid emitRGBA(vec4 color) {\n  color = clamp(color, 0.0, 1.0);\n  color.xyz *= color.a;\n  emitPremultipliedRGBA(color);\n}\nvoid emitRGB(vec3 color) {\n  emitRGBA(vec4(color, 1.0));\n}\nvoid emitGray() {\n  emitRGB(vec3(1.0, 1.0, 1.0));\n}\n");
 a.addFragmentCode(F);this.defineAttributeAccess(a,"vertexIndex");a.addVertexMain("\ngl_Position = uProjection * (uModelMatrix * vec4(vertexPosition, 1.0));\nvec3 normal = normalize((uModelMatrix * vec4(vertexNormal, 0.0)).xyz);\nvLightingFactor = abs(dot(normal, uLightDirection.xyz)) + uLightDirection.w;\n");a.setFragmentMainFunction("//NEUROGLANCER_SINGLE_MESH_LAYER_FRAGMENT_MAIN_START\n"+this.fragmentMain)}},{key:"beginLayer",value:function(a,b,c){var d=c.dataToDevice,e=c.lightDirection,g=c.ambientLighting;
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-return a.memoize.get("single_mesh/SingleMeshShaderManager:"+Object(w.a)(b)+":"+Object(v.g)(d),function(){var d=new D.a(a);d.require(b);c.defineShader(d);return d.build()})}},{key:"bindVertexData",value:function(a,b,c){this.textureAccessHelper.setupTextureLayout(a,b,c);var d=b.textureUnit(I)+a.TEXTURE0,e=function(b){a.activeTexture(d++);a.bindTexture(a.TEXTURE_2D,b)};e(c.vertexTexture);e(c.normalTexture);var g=this.attributeNames;c.vertexAttributeTextures.forEach(function(a,b){void 0!==g[b]&&e(a)})}},
-{key:"disableVertexData",value:function(a,b){for(var c=2,d=this.attributeInfo.length,e=this.attributeNames,g=0;g<d;++g)void 0!==e[g]&&++c;b=b.textureUnit(I)+a.TEXTURE0;for(d=0;d<c;++d)a.activeTexture(b++),a.bindTexture(a.TEXTURE_2D,null)}},{key:"drawFragment",value:function(a,b,c,d){d.ensure(c.numIndices).bind(b);this.bindVertexData(a,b,c.vertexData);this.indexBufferHelper.bind(c.indexBuffer,b);a.drawArrays(a.TRIANGLES,0,c.numIndices)}},{key:"endLayer",value:function(a,b){Object(A.c)(a,b);this.indexBufferHelper.disable(b);
+return a.memoize.get("single_mesh/SingleMeshShaderManager:"+Object(w.a)(b)+":"+Object(v.g)(d),function(){var d=new D.a(a);d.require(b);c.defineShader(d);return d.build()})}},{key:"bindVertexData",value:function(a,b,c){this.textureAccessHelper.setupTextureLayout(a,b,c);var d=b.textureUnit(J)+a.TEXTURE0,e=function(b){a.activeTexture(d++);a.bindTexture(a.TEXTURE_2D,b)};e(c.vertexTexture);e(c.normalTexture);var g=this.attributeNames;c.vertexAttributeTextures.forEach(function(a,b){void 0!==g[b]&&e(a)})}},
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+c,g);l(b.prototype.__proto__||Object.getPrototypeOf(b.prototype),"enable",this).call(this,a,c,d)}}]);return b}(h.b),t=function(a){function e(a,b){q(this,e);a=p(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,a));a.gpuColorMap=new c.a;a.colorMap=new Map;a.changed.dispose();a.changed=b;return a}n(e,a);g(e,[{key:"setSegmentColor",value:function(a,c,d,e){var g=65536*e+256*d+c;this.colorMap.set(a,{red:c,green:d,blue:e,gpu:g});this.gpuColorMap.set(new b.a(a),new b.a(g))||this.repopulateGpuMap();
 this.changed.dispatch()}},{key:"unsetSegmentColor",value:function(a){this.colorMap.delete(a);this.repopulateGpuMap();this.changed.dispatch()}},{key:"batchUpdate",value:function(a){var b=this;a.forEach(function(a,c){var d=a.red,e=a.green;a=a.blue;b.colorMap.set(c,{red:d,green:e,blue:a,gpu:65536*a+256*e+d})});this.repopulateGpuMap();this.changed.dispatch()}},{key:"clearCustomSegmentColors",value:function(){this.colorMap.clear();this.gpuColorMap.clear();this.changed.dispatch()}},{key:"repopulateGpuMap",
 value:function(){var a=this.colorMap,c=this.gpuColorMap;c.clear();a.forEach(function(a,d){c.set(new b.a(d),new b.a(a.gpu))})}},{key:"compute",value:function(a,b){var c=this.colorMap.get(b.low);if(c){b=c.green;var d=c.blue;a[0]=c.red/255;a[1]=b/255;a[2]=d/255;return a}return l(e.prototype.__proto__||Object.getPrototypeOf(e.prototype),"compute",this).call(this,a,b)}},{key:"toString",value:function(){return"new NehubaSegmentColorHash(["+this.hashFunctions+"])"}}],[{key:"from",value:function(a){var b=
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+typeof b&&null!==b)throw new TypeError("Super expression must either be null or a function, not "+typeof b);a.prototype=Object.create(b&&b.prototype,{constructor:{value:a,enumerable:!1,writable:!0,configurable:!0}});b&&(Object.setPrototypeOf?Object.setPrototypeOf(a,b):a.__proto__=b)}function d(a){if(!a.showSliceViewsCheckboxValue)return w;var b=a&&a.config.layout.useNehubaPerspective.centerToOrigin,c=a&&a.config.layout.useNehubaPerspective.mesh,d=c&&c.backFaceColor||a&&a.config&&a.config.layout&&
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+l.orientation.orientation),l=e.n.multiply(e.n.create(),l,a),l=e.k.fromQuat(e.k.create(),l),e.u.transformMat4(k,k,l),k[0]=k[0]<b[0]/100?-1:1,k[1]=k[1]<b[1]/100?-1:1,k[2]=k[2]<b[2]/100?-1:1)}return{navState:g,octant:k,backFaceColor:e.u.fromValues(d[0],d[1],d[2],1)}}a.d(f,"a",function(){return v});f.c=d;a.d(f,"b",function(){return y});var b=a(30),c=a(64),e=a(2),g=a(23),l=a(25),k=a(14),t=a(66);h=a(15);a=a(54);var m=function(){function a(a,b){for(var c=0;c<b.length;c++){var d=b[c];d.enumerable=d.enumerable||
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 a.setFragmentMain("\nif (vNavPos.x > 0.0 && vNavPos.y > 0.0 && vNavPos.z > 0.0) {\n  discard;\n} else {\n  if (gl_FrontFacing) emit(vColor, uPickID);\n  else emit(uBackFaceColor, uPickID);\n}\n\t\t")}},{key:"setValuesForClipping",value:function(a,b,c){this.setNavState(a,b,c.navState);this.setOctant(a,b,c.octant);this.setBackFaceColor(a,b,c.backFaceColor)}},{key:"setNavState",value:function(a,b,c){a.uniformMatrix4fv(b.uniform("uNavState"),!1,c)}},{key:"setOctant",value:function(a,b,c){a.uniform4fv(b.uniform("uOctant"),
 c)}},{key:"setBackFaceColor",value:function(a,b,c){a.uniform4fv(b.uniform("uBackFaceColor"),c)}},{key:"getShader",value:function(a,b){var c=this;return a.memoize.get("mesh/NehubaMeshShaderManager:"+Object(g.a)(b),function(){var d=new l.a(a);d.require(b);c.defineShader(d);return d.build()})}}]);return b}(a.b),v=function(a){function e(a,b,c){q(this,e);a=p(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,a,b,c));a.meshShaderManager=new u;return a}n(e,a);m(e,[{key:"draw",value:function(a){var e=
-this;if(a.emitColor||!a.alreadyEmittedPickID){var g=this.gl,k=this.displayState,l=this.meshShaderManager,m=Math.min(1,k.objectAlpha.value);if(!(0>=m)){var r=this.getShader(a.emitter);r.bind();l.beginLayer(g,r,a);a.extra||console.error("Bad configuration. Nehuba mesh layer is used by neuroglancer code.");var f=c(a.extra);l.setValuesForClipping(g,r,f);var t=a.extra&&a.extra.config.layout.useNehubaPerspective.mesh,h=t&&t.surfaceParcellation;t=this.source.fragmentSource.objectChunks;var u=a.pickIDs,v=
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+this;if(a.emitColor||!a.alreadyEmittedPickID){var g=this.gl,k=this.displayState,l=this.meshShaderManager,m=Math.min(1,k.objectAlpha.value);if(!(0>=m)){var r=this.getShader(a.emitter);r.bind();l.beginLayer(g,r,a);a.extra||console.error("Bad configuration. Nehuba mesh layer is used by neuroglancer code.");var f=d(a.extra);l.setValuesForClipping(g,r,f);var t=a.extra&&a.extra.config.layout.useNehubaPerspective.mesh,h=t&&t.surfaceParcellation;t=this.source.fragmentSource.objectChunks;var u=a.pickIDs,v=
+this.displayState.objectToDataTransform.transform,n=k.visibleSegments;var p=n instanceof y?h||a.extra.showSliceViewsCheckboxValue?n.getLoadedMeshes():0===n.size?n.getLoadedMeshes():n:n;var q=new Proxy(k,{get:function(a,b){if("visibleSegments"===b)return p;b=a[b];return"function"===typeof b?b.bind(a):b}}),z=0;Object(c.d)(q,t,function(d,t,p){a.emitColor&&l.setColor(g,r,Object(c.e)(k,d,m));a.emitPickID&&l.setPickID(g,r,u.registerUint64(e,t));a.extra.showSliceViewsCheckboxValue&&n instanceof y&&!h&&(n.has(d)?
+l.setValuesForClipping(g,r,w):l.setValuesForClipping(g,r,f));l.beginObject(g,r,v);d=$jscomp.makeIterator(p);for(t=d.next();!t.done;t=d.next())t=t.value,t.state===b.d.GPU_MEMORY&&(l.drawFragment(g,r,t),z++)});l.endLayer(g,r);a.extra.meshRendered=0<t.size;-1===a.extra.meshesLoaded&&(a.extra.meshesLoaded=0);a.extra.meshesLoaded+=t.size;-1===a.extra.meshFragmentsLoaded&&(a.extra.meshFragmentsLoaded=0);a.extra.meshFragmentsLoaded+=z;t=Array.from(t.keys());a.extra.lastMeshId=t[t.length-1]}}}}]);return e}(a.a),
 w={navState:e.k.create(),octant:e.u.fromValues(0,0,0,0),backFaceColor:e.u.fromValues(.5,.5,.5,1)},y=function(a){function b(a){q(this,b);var c=p(this,(b.__proto__||Object.getPrototypeOf(b)).call(this));c.localHashTable=new t.b;c.wrapped=a;a=$jscomp.makeIterator(c.wrapped.hashTable);for(var d=a.next();!d.done;d=a.next())c.localHashTable.add(d.value);return c}n(b,a);$jscomp.initSymbol();$jscomp.initSymbolIterator();m(b,[{key:"setMeshesToLoad",value:function(a){var b=this;this.wrapped.clear();a.forEach(function(a){a=
 new k.a(a);b.wrapped.add(a);b.wrapped.changed.dispatch(a,!1)})}},{key:"getLoadedMeshes",value:function(){return this.wrapped}},{key:"add_",value:function(a){a;throw Error("Unexpected member access of VisibleSegmentsWrapper");}},{key:"add",value:function(a){this.localHashTable.add(a)&&this.changed.dispatch(a,!0)}},{key:"has",value:function(a){return this.localHashTable.has(a)}},{key:Symbol.iterator,value:function(){return this.localHashTable.keys()}},{key:"delete_",value:function(a){a;throw Error("Unexpected member access of VisibleSegmentsWrapper");
 }},{key:"delete",value:function(a){this.localHashTable.delete(a)&&this.changed.dispatch(a,!1)}},{key:"clear",value:function(){this.localHashTable.clear()&&this.changed.dispatch(null,!1)}},{key:"toJSON",value:function(){for(var a=[],b=$jscomp.makeIterator(this),c=b.next();!c.done;c=b.next())a.push(c.value.toString());return a}},{key:"initializeSharedObject",value:function(a,b){b=void 0===b?a.newId():b;b;throw Error("Unexpected member access of VisibleSegmentsWrapper");}},{key:"initializeCounterpart",
@@ -1175,41 +1175,41 @@ value:function(a,b){b=void 0===b?{}:b;a;b;throw Error("Unexpected member access
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 {key:"rpc",get:function(){throw Error("Unexpected member access of VisibleSegmentsWrapper");},set:function(a){a}},{key:"isOwner",get:function(){throw Error("Unexpected member access of VisibleSegmentsWrapper");}},{key:"unreferencedGeneration",get:function(){throw Error("Unexpected member access of VisibleSegmentsWrapper");}},{key:"referencedGeneration",get:function(){throw Error("Unexpected member access of VisibleSegmentsWrapper");}},{key:"RPC_TYPE_ID",get:function(){throw Error("Unexpected member access of VisibleSegmentsWrapper");
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+Object(B.v)(a,"channelCount",B.z),this.dataType=Object(B.v)(a,"channelType",function(a){return Object(B.s)(a,P)}),this.voxelSize=Object(B.v)(a,"pixelSize",function(a){return Object(B.f)(C.s.create(),a,B.o)}),this.upperVoxelBound=Object(B.v)(a,"volumeSize",function(a){return Object(B.f)(C.s.create(),a,B.z)}),this.boundingBoxes=Object(B.v)(a,"boundingBox",function(a){return void 0===a?[]:Object(B.a)(a,d)})}catch(X){throw Error("Failed to parse BrainMaps volume geometry: "+X.message);}},S=function R(a){q(this,
 R);try{Object(B.t)(a);var b=this.scales=Object(B.v)(a,"geometry",function(a){return Object(B.a)(a,function(a){return new N(a)})});if(0===b.length)throw Error("Expected at least one scale.");var c=b[0],d=this.numChannels=c.numChannels,e=this.dataType=c.dataType;a=1;for(var g=b.length;a<g;++a){var k=b[a];if(k.dataType!==e)throw Error("Scale "+a+" has data type "+z.a[k.dataType]+" "+("but scale 0 has data type "+z.a[e]+"."));if(k.numChannels!==d)throw Error("Scale "+a+" has "+k.numChannels+" channel(s) "+
 ("but scale 0 has "+d+" channels."));}}catch(Aa){throw Error("Failed to parse BrainMaps multiscale volume specification: "+Aa.message);}},U=function X(a){q(this,X);Object(B.t)(a);this.name=Object(B.v)(a,"name",B.A);this.type=Object(B.v)(a,"type",B.A)},Z=function(){function a(b,c,d,e,g,k,l,m){q(this,a);this.chunkManager=b;this.instance=c;this.credentialsProvider=d;this.volumeId=e;this.changeSpec=g;this.multiscaleVolumeInfo=k;this.encoding=m.encoding;this.chunkLayoutPreference=m.chunkLayoutPreference;
-if(1===this.numChannels)switch(this.dataType){case z.a.UINT64:var r=z.c.SEGMENTATION}void 0===r&&(r=void 0!==m.volumeType?m.volumeType:z.c.IMAGE);this.volumeType=r;try{Object(B.t)(l),this.meshes=Object(B.v)(l,"meshes",function(a){return void 0===a?[]:Object(B.a)(a,function(a){return new U(a)})})}catch(Fb){throw Error("Failed to parse BrainMaps meshes specification: "+Fb.message);}}L(a,[{key:"getSources",value:function(a){var b=this,c=w.d.RAW;this.dataType===z.a.UINT64?c=w.d.COMPRESSED_SEGMENTATION:
-this.volumeType===z.c.IMAGE&&this.dataType===z.a.UINT8&&1===this.numChannels&&this.encoding!==w.d.RAW&&(c=w.d.JPEG);var d=this.scales[0],e=C.s.multiply(C.s.create(),d.upperVoxelBound,d.voxelSize);return this.scales.map(function(d,g){return z.b.getDefaults({voxelSize:d.voxelSize,dataType:d.dataType,numChannels:d.numChannels,upperVoxelBound:d.upperVoxelBound,upperClipBound:e,volumeType:b.volumeType,volumeSourceOptions:a,chunkLayoutPreference:b.chunkLayoutPreference}).map(function(a){return b.chunkManager.getChunkSource(I,
+if(1===this.numChannels)switch(this.dataType){case z.a.UINT64:var f=z.c.SEGMENTATION}void 0===f&&(f=void 0!==m.volumeType?m.volumeType:z.c.IMAGE);this.volumeType=f;try{Object(B.t)(l),this.meshes=Object(B.v)(l,"meshes",function(a){return void 0===a?[]:Object(B.a)(a,function(a){return new U(a)})})}catch(Fb){throw Error("Failed to parse BrainMaps meshes specification: "+Fb.message);}}L(a,[{key:"getSources",value:function(a){var b=this,c=w.d.RAW;this.dataType===z.a.UINT64?c=w.d.COMPRESSED_SEGMENTATION:
+this.volumeType===z.c.IMAGE&&this.dataType===z.a.UINT8&&1===this.numChannels&&this.encoding!==w.d.RAW&&(c=w.d.JPEG);var d=this.scales[0],e=C.s.multiply(C.s.create(),d.upperVoxelBound,d.voxelSize);return this.scales.map(function(d,g){return z.b.getDefaults({voxelSize:d.voxelSize,dataType:d.dataType,numChannels:d.numChannels,upperVoxelBound:d.upperVoxelBound,upperClipBound:e,volumeType:b.volumeType,volumeSourceOptions:a,chunkLayoutPreference:b.chunkLayoutPreference}).map(function(a){return b.chunkManager.getChunkSource(J,
 {credentialsProvider:b.credentialsProvider,spec:a,parameters:{instance:b.instance,volumeId:b.volumeId,changeSpec:b.changeSpec,scaleIndex:g,encoding:c}})})})}},{key:"getMeshSource",value:function(){for(var a=$jscomp.makeIterator(this.meshes),b=a.next();!b.done;b=a.next()){b=b.value;if("TRIANGLES"===b.type)return this.chunkManager.getChunkSource(O,{credentialsProvider:this.credentialsProvider,parameters:{instance:this.instance,volumeId:this.volumeId,meshName:b.name,changeSpec:this.changeSpec}});if("LINE_SEGMENTS"===
 b.type)return this.chunkManager.getChunkSource(M,{credentialsProvider:this.credentialsProvider,parameters:{instance:this.instance,volumeId:this.volumeId,meshName:b.name,changeSpec:this.changeSpec}})}return null}},{key:"getStaticAnnotations",value:function(){var a=this.scales[0],b=new k.b(C.k.fromScaling(C.k.create(),a.voxelSize));b.readonly=!0;b.add(Object(k.i)(C.s.create(),a.upperVoxelBound));a.boundingBoxes.forEach(function(a,c){b.add({type:k.c.AXIS_ALIGNED_BOUNDING_BOX,description:a.metadata,pointA:a.corner,
 pointB:C.s.add(C.s.create(),a.corner,a.size),id:"boundingBox"+c})});return b}},{key:"scales",get:function(){return this.multiscaleVolumeInfo.scales}},{key:"dataType",get:function(){return this.multiscaleVolumeInfo.dataType}},{key:"numChannels",get:function(){return this.multiscaleVolumeInfo.numChannels}}]);return a}(),H=/^([^\/]+)\/(.*)$/,Q=function Ka(a,b){q(this,Ka);this.projects=new Map;this.hierarchicalVolumeIds=new Map;var c=this.projects;a=$jscomp.makeIterator(e(a));for(var d=a.next();!d.done;d=
-a.next())d=d.value,c.set(d.id,d);try{Object(B.t)(b);var g=this.volumeIds=Object(B.v)(b,"volumeId",function(a){return void 0===a?[]:Object(B.a)(a,B.A)});g.sort();for(var k=new Map,l=$jscomp.makeIterator(g),m=l.next();!m.done;m=l.next()){var r=m.value;for(b=0;;){var f=r.indexOf(":",b);-1===f?f=void 0:++f;var t=r.substring(0,b),h=k.get(t);void 0===h&&(h=new Set,k.set(t,h));h.add(r.substring(b,f));if(void 0===f)break;b=f}}for(var u=this.hierarchicalVolumeIds,v=$jscomp.makeIterator(k),n=v.next();!n.done;n=
+a.next())d=d.value,c.set(d.id,d);try{Object(B.t)(b);var g=this.volumeIds=Object(B.v)(b,"volumeId",function(a){return void 0===a?[]:Object(B.a)(a,B.A)});g.sort();for(var k=new Map,l=$jscomp.makeIterator(g),m=l.next();!m.done;m=l.next()){var f=m.value;for(b=0;;){var r=f.indexOf(":",b);-1===r?r=void 0:++r;var t=f.substring(0,b),h=k.get(t);void 0===h&&(h=new Set,k.set(t,h));h.add(f.substring(b,r));if(void 0===r)break;b=r}}for(var u=this.hierarchicalVolumeIds,v=$jscomp.makeIterator(k),n=v.next();!n.done;n=
 v.next()){var p=$jscomp.makeIterator(n.value),w=p.next().value,x=p.next().value;u.set(w,Array.from(x))}}catch(Ua){throw Error("Failed to parse Brain Maps volume list reply: "+Ua.message);}},aa=function(a){function b(a,c){q(this,b);a=p(this,(b.__proto__||Object.getPrototypeOf(b)).call(this,a,Object.assign({sourceSpecifications:l(c.multiscaleVolumeInfo)},c)));C.k.fromScaling(a.objectToLocal,c.multiscaleVolumeInfo.scales[0].voxelSize);return a}n(b,a);return b}(Object(m.f)(Object(r.a)()(h.c),w.a)),ba=
 function(a){function c(a,b){q(this,c);var d=p(this,(c.__proto__||Object.getPrototypeOf(c)).call(this));d.instance=a;d.credentialsProvider=b;return d}n(c,a);L(c,[{key:"getMeshSource",value:function(a,b){return a.getChunkSource(O,{credentialsProvider:this.credentialsProvider,parameters:this.getMeshSourceParameters(b)})}},{key:"getMeshSourceParameters",value:function(a){var c=a.match(H);if(null===c)throw Error("Invalid Brainmaps mesh URL: "+a);a=b(c[1]);return{instance:this.instance,volumeId:a.volumeId,
 changeSpec:a.changeSpec,meshName:c[2]}}},{key:"getSkeletonSource",value:function(a,b){return a.getChunkSource(M,{credentialsProvider:this.credentialsProvider,parameters:this.getMeshSourceParameters(b)})}},{key:"getMultiscaleInfo",value:function(a,b){var c=this;return a.memoize.getUncounted({type:"brainmaps:getMultiscaleInfo",volumeId:b,instance:this.instance,credentialsProvider:Object(F.a)(this.credentialsProvider)},function(){return Object(v.b)(c.instance,c.credentialsProvider,{method:"GET",path:"/v1beta2/volumes/"+
@@ -1219,126 +1219,126 @@ var g={instance:this.instance,volumeId:e,changestack:c.changeStackId};return a.m
 type:"brainmaps:getVolumeList"},function(){var a=Promise.all([Object(v.b)(b.instance,b.credentialsProvider,{method:"GET",path:"/v1beta2/projects",responseType:"json"}),Object(v.b)(b.instance,b.credentialsProvider,{method:"GET",path:"/v1beta2/volumes",responseType:"json"})]).then(function(a){var b=$jscomp.makeIterator(a);a=b.next().value;b=b.next().value;return new Q(a,b)}),c=b.instance.description+" volume list";E.a.forPromise(a,{delay:!0,initialMessage:"Retrieving "+c+".",errorPrefix:"Error retrieving "+
 c+": "});return a})}},{key:"getChangeStackList",value:function(a,b){var c=this;return a.memoize.getUncounted({instance:this.instance,type:"brainmaps:getChangeStackList",volumeId:b},function(){var a=Object(v.b)(c.instance,c.credentialsProvider,{method:"GET",path:"/v1beta2/changes/"+b+"/change_stacks",responseType:"json"}).then(function(a){return g(a)}),d="change stacks for "+b;E.a.forPromise(a,{delay:!0,initialMessage:"Retrieving "+d+".",errorPrefix:"Error retrieving "+d+": "});return a})}},{key:"volumeCompleter",
 value:function(a,b){var c=this;return this.getVolumeList(b).then(function(d){var e=a.match(/^([^:]+:[^:]+:[^:]+):(.*)$/);if(null!==e){var g=e[1],k=e[2];return c.getChangeStackList(b,g).then(function(a){if(void 0===a)throw null;return{offset:g.length+1,completions:Object(G.b)(k,a)}})}var l=a.lastIndexOf(":")+1;e=a.substring(0,l);l=a.substring(l);var m=d.hierarchicalVolumeIds.get(e);if(void 0===m)throw null;return e?{offset:e.length,completions:Object(G.b)(l,m)}:{offset:0,completions:Object(G.c)(l,
-m,function(a){return a},function(a){return(a=d.projects.get(a.substring(0,a.length-1)))&&a.label})}})}},{key:"description",get:function(){return this.instance.description}}]);return c}(u.a);f.productionInstance={description:"Google Brain Maps",serverUrls:["https://brainmaps.googleapis.com"]}},function(h,f,a){a(34);a(227);a(228);var q=a(133),p=a(229),n=a(230),c=a(231),b=a(134),d=a(135);a.d(f,"a",function(){return q});a.d(f,"b",function(){return p});a.d(f,"c",function(){return n});a.d(f,"d",function(){return c});
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+value:function(){var a=this.mesh;return void 0===a?null:d(this.chunkManager,{baseUrls:this.baseUrls,path:this.path+"/"+a,lod:0})}},{key:"getSources",value:function(a){var b=this;return this.scales.map(function(c){return t.b.getDefaults({voxelSize:c.resolution,dataType:b.dataType,numChannels:b.numChannels,transform:r.k.fromTranslation(r.k.create(),r.s.multiply(r.s.create(),c.resolution,c.voxelOffset)),upperVoxelBound:c.size,volumeType:b.volumeType,chunkDataSizes:c.chunkSizes,baseVoxelOffset:c.voxelOffset,
 compressedSegmentationBlockSize:c.compressedSegmentationBlockSize,volumeSourceOptions:a}).map(function(a){return b.chunkManager.getChunkSource(y,{spec:a,parameters:{baseUrls:b.baseUrls,path:b.path+"/"+c.key,encoding:c.encoding}})})})}},{key:"getStaticAnnotations",value:function(){var a=this.scales[0],b=new g.b(r.k.fromScaling(r.k.create(),a.resolution));b.readonly=!0;b.add(Object(g.i)(a.voxelOffset,r.s.add(r.s.create(),a.voxelOffset,a.size)));return b}}]);return a}(),D=function(a){function b(){q(this,
-b);return p(this,(b.__proto__||Object.getPrototypeOf(b)).apply(this,arguments))}n(b,a);w(b,[{key:"getVolume",value:function(a,b){return e(a,b)}},{key:"getMeshSource",value:function(a,b){return d(a,b)}},{key:"description",get:function(){return"Precomputed file-backed data source"}}]);return b}(f.a)},function(h,f,a){function q(a,b){if(!(a instanceof b))throw new TypeError("Cannot call a class as a function");}function p(a,b){if(!a)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");
-return!b||"object"!==typeof b&&"function"!==typeof b?a:b}function n(a,b){if("function"!==typeof b&&null!==b)throw new TypeError("Super expression must either be null or a function, not "+typeof b);a.prototype=Object.create(b&&b.prototype,{constructor:{value:a,enumerable:!1,writable:!0,configurable:!0}});b&&(Object.setPrototypeOf?Object.setPrototypeOf(a,b):a.__proto__=b)}function c(a,b,c){return a.rpc.promiseInvoke(d.a,{chunkManager:a.addCounterpartRef(),url:b},c)}function b(a,b){return a.memoize.getUncounted({type:"nifti/getVolume",
-url:b},function(){return c(a,b,l.e).then(function(c){return new r(a,b,c)})})}Object.defineProperty(f,"__esModule",{value:!0});a.d(f,"getVolume",function(){return b});a.d(f,"MultiscaleVolumeChunkSource",function(){return r});a.d(f,"NiftiDataSource",function(){return u});h=a(23);f=a(46);var d=a(279),e=a(26),g=a(33),l=a(32),k=a(2),t=function(){function a(a,b){for(var c=0;c<b.length;c++){var d=b[c];d.enumerable=d.enumerable||!1;d.configurable=!0;"value"in d&&(d.writable=!0);Object.defineProperty(a,d.key,
-d)}}return function(b,c,d){c&&a(b.prototype,c);d&&a(b,d);return b}}(),m=function(a){function b(){q(this,b);return p(this,(b.__proto__||Object.getPrototypeOf(b)).apply(this,arguments))}n(b,a);return b}(Object(h.f)(g.b,d.b)),r=function(){function a(b,c,d){q(this,a);this.chunkManager=b;this.url=c;this.info=d}t(a,[{key:"getSources",value:function(a){var b=this.info;a=e.b.withDefaultCompression({volumeType:b.volumeType,chunkDataSize:b.volumeSize,dataType:b.dataType,voxelSize:b.voxelSize,numChannels:b.numChannels,
+b);return p(this,(b.__proto__||Object.getPrototypeOf(b)).apply(this,arguments))}n(b,a);w(b,[{key:"getVolume",value:function(a,b){return e(a,b)}},{key:"getMeshSource",value:function(a,b){return c(a,b)}},{key:"description",get:function(){return"Precomputed file-backed data source"}}]);return b}(f.a)},function(h,f,a){function q(a,b){if(!(a instanceof b))throw new TypeError("Cannot call a class as a function");}function p(a,b){if(!a)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");
+return!b||"object"!==typeof b&&"function"!==typeof b?a:b}function n(a,b){if("function"!==typeof b&&null!==b)throw new TypeError("Super expression must either be null or a function, not "+typeof b);a.prototype=Object.create(b&&b.prototype,{constructor:{value:a,enumerable:!1,writable:!0,configurable:!0}});b&&(Object.setPrototypeOf?Object.setPrototypeOf(a,b):a.__proto__=b)}function d(a,b,d){return a.rpc.promiseInvoke(c.a,{chunkManager:a.addCounterpartRef(),url:b},d)}function b(a,b){return a.memoize.getUncounted({type:"nifti/getVolume",
+url:b},function(){return d(a,b,l.e).then(function(c){return new r(a,b,c)})})}Object.defineProperty(f,"__esModule",{value:!0});a.d(f,"getVolume",function(){return b});a.d(f,"MultiscaleVolumeChunkSource",function(){return r});a.d(f,"NiftiDataSource",function(){return u});h=a(24);f=a(46);var c=a(279),e=a(26),g=a(33),l=a(32),k=a(2),t=function(){function a(a,b){for(var c=0;c<b.length;c++){var d=b[c];d.enumerable=d.enumerable||!1;d.configurable=!0;"value"in d&&(d.writable=!0);Object.defineProperty(a,d.key,
+d)}}return function(b,c,d){c&&a(b.prototype,c);d&&a(b,d);return b}}(),m=function(a){function b(){q(this,b);return p(this,(b.__proto__||Object.getPrototypeOf(b)).apply(this,arguments))}n(b,a);return b}(Object(h.f)(g.b,c.b)),r=function(){function a(b,c,d){q(this,a);this.chunkManager=b;this.url=c;this.info=d}t(a,[{key:"getSources",value:function(a){var b=this.info;a=e.b.withDefaultCompression({volumeType:b.volumeType,chunkDataSize:b.volumeSize,dataType:b.dataType,voxelSize:b.voxelSize,numChannels:b.numChannels,
 upperVoxelBound:b.volumeSize,transform:Object(k.q)(k.k.create(),b.qoffset,b.quatern,k.g,b.qfac),volumeSourceOptions:a});return[[this.chunkManager.getChunkSource(m,{spec:a,parameters:{url:this.url}})]]}},{key:"getMeshSource",value:function(){return null}},{key:"numChannels",get:function(){return this.info.numChannels}},{key:"dataType",get:function(){return this.info.dataType}},{key:"volumeType",get:function(){return this.info.volumeType}}]);return a}(),u=function(a){function c(){q(this,c);return p(this,
 (c.__proto__||Object.getPrototypeOf(c)).apply(this,arguments))}n(c,a);t(c,[{key:"getVolume",value:function(a,c){return b(a,c)}},{key:"description",get:function(){return"Single NIfTI file"}}]);return c}(f.a)},function(h,f,a){function q(a,b){if(!a)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!b||"object"!==typeof b&&"function"!==typeof b?a:b}function p(a,b){if("function"!==typeof b&&null!==b)throw new TypeError("Super expression must either be null or a function, not "+
-typeof b);a.prototype=Object.create(b&&b.prototype,{constructor:{value:a,enumerable:!1,writable:!0,configurable:!0}});b&&(Object.setPrototypeOf?Object.setPrototypeOf(a,b):a.__proto__=b)}function n(a){return Object(e.b)(void 0===a?"void main() {\n  emitGrayscale(toNormalized(getDataValue()));\n}\n":a)}f.c=n;a.d(f,"b",function(){return t});h=a(161);var c=a(56),b=a(162),d=a(4),e=a(55),g=function(){function a(a,b){for(var c=0;c<b.length;c++){var d=b[c];d.enumerable=d.enumerable||!1;d.configurable=!0;
-"value"in d&&(d.writable=!0);Object.defineProperty(a,d.key,d)}}return function(b,c,d){c&&a(b.prototype,c);d&&a(b,d);return b}}(),l=function r(a,b,c){null===a&&(a=Function.prototype);var d=Object.getOwnPropertyDescriptor(a,b);if(void 0===d){if(a=Object.getPrototypeOf(a),null!==a)return r(a,b,c)}else{if("value"in d)return d.value;b=d.get;return void 0===b?void 0:b.call(c)}};f.a="//NEUROGLANCER_IMAGE_RENDERLAYER_FRAGMENT_MAIN_START";var k=a(104),t=function(a){function e(a,d){d=void 0===d?{}:d;if(!(this instanceof
-e))throw new TypeError("Cannot call a class as a function");var g=q(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,a,d)),k=d;a=void 0===k.opacity?Object(c.a)(.5):k.opacity;d=void 0===k.blendMode?Object(b.c)():k.blendMode;k=void 0===k.fragmentMain?n():k.fragmentMain;g.fragmentMain=k;g.opacity=a;g.blendMode=d;g.registerDisposer(a.changed.add(function(){g.redrawNeeded.dispatch()}));g.registerDisposer(k.changed.add(function(){g.shaderGetter.invalidateShader();g.redrawNeeded.dispatch()}));return g}
+typeof b);a.prototype=Object.create(b&&b.prototype,{constructor:{value:a,enumerable:!1,writable:!0,configurable:!0}});b&&(Object.setPrototypeOf?Object.setPrototypeOf(a,b):a.__proto__=b)}function n(a){return Object(e.b)(void 0===a?"void main() {\n  emitGrayscale(toNormalized(getDataValue()));\n}\n":a)}f.c=n;a.d(f,"b",function(){return t});h=a(161);var d=a(56),b=a(162),c=a(4),e=a(55),g=function(){function a(a,b){for(var c=0;c<b.length;c++){var d=b[c];d.enumerable=d.enumerable||!1;d.configurable=!0;
+"value"in d&&(d.writable=!0);Object.defineProperty(a,d.key,d)}}return function(b,c,d){c&&a(b.prototype,c);d&&a(b,d);return b}}(),l=function r(a,b,c){null===a&&(a=Function.prototype);var d=Object.getOwnPropertyDescriptor(a,b);if(void 0===d){if(a=Object.getPrototypeOf(a),null!==a)return r(a,b,c)}else{if("value"in d)return d.value;b=d.get;return void 0===b?void 0:b.call(c)}};f.a="//NEUROGLANCER_IMAGE_RENDERLAYER_FRAGMENT_MAIN_START";var k=a(105),t=function(a){function e(a,c){c=void 0===c?{}:c;if(!(this instanceof
+e))throw new TypeError("Cannot call a class as a function");var g=q(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,a,c)),k=c;a=void 0===k.opacity?Object(d.a)(.5):k.opacity;c=void 0===k.blendMode?Object(b.c)():k.blendMode;k=void 0===k.fragmentMain?n():k.fragmentMain;g.fragmentMain=k;g.opacity=a;g.blendMode=c;g.registerDisposer(a.changed.add(function(){g.redrawNeeded.dispatch()}));g.registerDisposer(k.changed.add(function(){g.shaderGetter.invalidateShader();g.redrawNeeded.dispatch()}));return g}
 p(e,a);g(e,[{key:"getShaderKey",value:function(){return"volume.ImageRenderLayer:"+JSON.stringify(this.fragmentMain.value)}},{key:"defineShader",value:function(a){l(e.prototype.__proto__||Object.getPrototypeOf(e.prototype),"defineShader",this).call(this,a);a.addUniform("highp float","uOpacity");a.addFragmentCode("\nvoid emitRGBA(vec4 rgba) {\n  emit(vec4(rgba.rgb, rgba.a * uOpacity));\n}\nvoid emitRGB(vec3 rgb) {\n  emit(vec4(rgb, uOpacity));\n}\nvoid emitGrayscale(float value) {\n  emit(vec4(value, value, value, uOpacity));\n}\nvoid emitTransparent() {\n  emit(vec4(0.0, 0.0, 0.0, 0.0));\n}\n");
-a.addFragmentCode(k);a.setFragmentMainFunction("//NEUROGLANCER_IMAGE_RENDERLAYER_FRAGMENT_MAIN_START\n"+this.fragmentMain.value)}},{key:"beginSlice",value:function(a){a=l(e.prototype.__proto__||Object.getPrototypeOf(e.prototype),"beginSlice",this).call(this,a);if(void 0!==a)return this.gl.uniform1f(a.uniform("uOpacity"),this.opacity.value),a}},{key:"setGLBlendMode",value:function(a,c){var e=Object(d.m)(this.blendMode.value,b.b);if(e===b.b.ADDITIVE||0<c)a.enable(a.BLEND),b.a.get(e)(a)}}]);return e}(h.a)},
+a.addFragmentCode(k);a.setFragmentMainFunction("//NEUROGLANCER_IMAGE_RENDERLAYER_FRAGMENT_MAIN_START\n"+this.fragmentMain.value)}},{key:"beginSlice",value:function(a){a=l(e.prototype.__proto__||Object.getPrototypeOf(e.prototype),"beginSlice",this).call(this,a);if(void 0!==a)return this.gl.uniform1f(a.uniform("uOpacity"),this.opacity.value),a}},{key:"setGLBlendMode",value:function(a,d){var e=Object(c.m)(this.blendMode.value,b.b);if(e===b.b.ADDITIVE||0<d)a.enable(a.BLEND),b.a.get(e)(a)}}]);return e}(h.a)},
 function(h,f,a){function q(a,b){if(!(a instanceof b))throw new TypeError("Cannot call a class as a function");}function p(a,b){if(!a)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!b||"object"!==typeof b&&"function"!==typeof b?a:b}function n(a,b){if("function"!==typeof b&&null!==b)throw new TypeError("Super expression must either be null or a function, not "+typeof b);a.prototype=Object.create(b&&b.prototype,{constructor:{value:a,enumerable:!1,writable:!0,
-configurable:!0}});b&&(Object.setPrototypeOf?Object.setPrototypeOf(a,b):a.__proto__=b)}a.d(f,"a",function(){return u});var c=a(30),b=a(39);h=a(142);f=a(75);var d=a(2),e=a(55),g=a(21),l=function(){function a(a,b){for(var c=0;c<b.length;c++){var d=b[c];d.enumerable=d.enumerable||!1;d.configurable=!0;"value"in d&&(d.writable=!0);Object.defineProperty(a,d.key,d)}}return function(b,c,d){c&&a(b.prototype,c);d&&a(b,d);return b}}(),k=function w(a,b,c){null===a&&(a=Function.prototype);var d=Object.getOwnPropertyDescriptor(a,
-b);if(void 0===d){if(a=Object.getPrototypeOf(a),null!==a)return w(a,b,c)}else{if("value"in d)return d.value;b=d.get;return void 0===b?void 0:b.call(c)}},t=d.k.create(),m=d.s.create(),r=function(a){function b(){q(this,b);return p(this,(b.__proto__||Object.getPrototypeOf(b)).apply(this,arguments))}n(b,a);l(b,[{key:"defineShader",value:function(a){k(b.prototype.__proto__||Object.getPrototypeOf(b.prototype),"defineShader",this).call(this,a);a.addAttribute("highp float","aVertexIndexFloat");a.addUniform("highp vec3",
+configurable:!0}});b&&(Object.setPrototypeOf?Object.setPrototypeOf(a,b):a.__proto__=b)}a.d(f,"a",function(){return u});var d=a(30),b=a(39);h=a(142);f=a(76);var c=a(2),e=a(55),g=a(21),l=function(){function a(a,b){for(var c=0;c<b.length;c++){var d=b[c];d.enumerable=d.enumerable||!1;d.configurable=!0;"value"in d&&(d.writable=!0);Object.defineProperty(a,d.key,d)}}return function(b,c,d){c&&a(b.prototype,c);d&&a(b,d);return b}}(),k=function w(a,b,c){null===a&&(a=Function.prototype);var d=Object.getOwnPropertyDescriptor(a,
+b);if(void 0===d){if(a=Object.getPrototypeOf(a),null!==a)return w(a,b,c)}else{if("value"in d)return d.value;b=d.get;return void 0===b?void 0:b.call(c)}},t=c.k.create(),m=c.s.create(),r=function(a){function b(){q(this,b);return p(this,(b.__proto__||Object.getPrototypeOf(b)).apply(this,arguments))}n(b,a);l(b,[{key:"defineShader",value:function(a){k(b.prototype.__proto__||Object.getPrototypeOf(b.prototype),"defineShader",this).call(this,a);a.addAttribute("highp float","aVertexIndexFloat");a.addUniform("highp vec3",
 "uTranslation");a.addUniform("highp mat4","uProjectionMatrix");a.addUniform("highp vec3","uChunkDataSize");a.addUniform("highp vec3","uVoxelSize");a.addUniform("highp vec3","uLowerClipBound");a.addUniform("highp vec3","uUpperClipBound");a.addVarying("highp vec3","vChunkPosition");a.setVertexMain("\nvec3 chunkSize = uChunkDataSize * uVoxelSize;\nvec3 position = getBoundingBoxPlaneIntersectionVertexPosition(chunkSize, uTranslation, uLowerClipBound, uUpperClipBound, int(aVertexIndexFloat));\ngl_Position = uProjectionMatrix * vec4(position, 1.0);\nvChunkPosition = (position - uTranslation) / uVoxelSize +\n    0.001 * abs(uPlaneNormal);\n");
-a.addFragmentCode("\nvec3 getPositionWithinChunk () {\n  return floor(min(vChunkPosition, uChunkDataSize - 1.0));\n}\n")}},{key:"computeVerticesDebug",value:function(a,b,c,e,g,k,l,f){a=d.s.multiply(d.s.create(),a,b);for(var m=d.s.create(),h=d.s.create(),t=d.s.fromValues(Math.abs(k[0]),Math.abs(k[1]),Math.abs(k[2])),r=0;6>r;++r){var n=this.computeVertexPositionDebug(a,c,e,g,k,l,r);if(void 0===n){console.log("no intersection found");break}d.s.transformMat4(m,n,f);d.s.sub(h,n,l);d.s.divide(h,h,b);d.s.scaleAndAdd(h,
-h,t,.001);console.log("vertex "+r+", at "+m+", vChunkPosition = "+h)}}},{key:"beginSlice",value:function(a,b){a=b.attribute("aVertexIndexFloat");this.data.outputVertexIndices.bindToVertexAttrib(a,1)}},{key:"endSlice",value:function(a,b){b=b.attribute("aVertexIndexFloat");a.disableVertexAttribArray(b)}},{key:"beginSource",value:function(a,b,c,e,g,k){this.setViewportPlane(b,c.viewportAxes[2],c.centerDataPosition,k.invTransform);a.uniformMatrix4fv(b.uniform("uProjectionMatrix"),!1,d.k.multiply(t,e,k.transform));
+a.addFragmentCode("\nvec3 getPositionWithinChunk () {\n  return floor(min(vChunkPosition, uChunkDataSize - 1.0));\n}\n")}},{key:"computeVerticesDebug",value:function(a,b,d,e,g,k,l,f){a=c.s.multiply(c.s.create(),a,b);for(var m=c.s.create(),h=c.s.create(),t=c.s.fromValues(Math.abs(k[0]),Math.abs(k[1]),Math.abs(k[2])),r=0;6>r;++r){var n=this.computeVertexPositionDebug(a,d,e,g,k,l,r);if(void 0===n){console.log("no intersection found");break}c.s.transformMat4(m,n,f);c.s.sub(h,n,l);c.s.divide(h,h,b);c.s.scaleAndAdd(h,
+h,t,.001);console.log("vertex "+r+", at "+m+", vChunkPosition = "+h)}}},{key:"beginSlice",value:function(a,b){a=b.attribute("aVertexIndexFloat");this.data.outputVertexIndices.bindToVertexAttrib(a,1)}},{key:"endSlice",value:function(a,b){b=b.attribute("aVertexIndexFloat");a.disableVertexAttribArray(b)}},{key:"beginSource",value:function(a,b,d,e,g,k){this.setViewportPlane(b,d.viewportAxes[2],d.centerDataPosition,k.invTransform);a.uniformMatrix4fv(b.uniform("uProjectionMatrix"),!1,c.k.multiply(t,e,k.transform));
 a.uniform3fv(b.uniform("uVoxelSize"),g.voxelSize);a.uniform3fv(b.uniform("uLowerClipBound"),g.lowerClipBound);a.uniform3fv(b.uniform("uUpperClipBound"),g.upperClipBound)}},{key:"setupChunkDataSize",value:function(a,b,c){a.uniform3fv(b.uniform("uChunkDataSize"),c)}},{key:"drawChunk",value:function(a,b,c){a.uniform3fv(b.uniform("uTranslation"),c);a.drawArrays(a.TRIANGLE_FAN,0,6)}}],[{key:"get",value:function(a){return a.memoize.get("volume.VolumeSliceVertexComputationManager",function(){return new b(a)})}}]);
-return b}(h.a),u=function(a){function k(a,c){c=void 0===c?{}:c;q(this,k);var g=c,l=void 0===g.sourceOptions?{}:g.sourceOptions;g=g.shaderError;var f=p(this,(k.__proto__||Object.getPrototypeOf(k)).call(this,a.chunkManager,a.getSources(l),c));a=f.gl;f.shaderGetter=f.registerDisposer(new e.a(a,function(a){return f.defineShader(a)},function(){return f.getShaderKey()+"/"+f.chunkFormat.shaderKey},g));f.vertexComputationManager=r.get(a);c=Object(b.m)(f)[0][0];a=c.chunkLayout;c=c.source.spec;l=f.boundingBox=
-new d.b(d.s.fromValues(Infinity,Infinity,Infinity),d.s.fromValues(-Infinity,-Infinity,-Infinity));g=d.s.create();for(var h=0;8>h;++h){for(var t=0;3>t;++t)m[t]=h&1<<t?c.upperClipBound[t]:c.lowerClipBound[t];a.localSpatialToGlobal(g,m);d.s.min(l.lower,l.lower,g);d.s.max(l.upper,l.upper,g)}return f}n(k,a);l(k,[{key:"getValueAt",value:function(a){for(var c=$jscomp.makeIterator(Object(b.m)(this)),d=c.next();!d.done;d=c.next()){d=$jscomp.makeIterator(d.value);for(var e=d.next();!e.done;e=d.next())if(e=
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-return g}(h.a)},function(h,f){},function(h,f){},function(h,f){},function(h,f){},function(h,f,a){f.a=function(a){return new q.c(void 0===a?1:a,p.n)};var q=a(9),p=a(4)},function(h,f,a){f.a=function(a){a=void 0===a?q.s.create():a;return new b(a,a)};var q=a(2),p=a(4),n=a(7),c=function(){function a(a,b){for(var c=0;c<b.length;c++){var d=b[c];d.enumerable=d.enumerable||!1;d.configurable=!0;"value"in d&&(d.writable=!0);Object.defineProperty(a,d.key,d)}}return function(b,c,d){c&&a(b.prototype,c);d&&a(b,d);
-return b}}(),b=function(){function a(b,c){if(!(this instanceof a))throw new TypeError("Cannot call a class as a function");this.value_=b;this.defaultValue=c;this.changed=new n.a}c(a,[{key:"toJSON",value:function(){if(this.value_!==this.defaultValue)return this.value_.toString()}},{key:"restoreState",value:function(a){try{this.value=Object(p.k)(a.split(","))}catch(g){this.value=this.defaultValue}}},{key:"reset",value:function(){this.value=this.defaultValue}},{key:"value",get:function(){return this.value_},
+new d.b;var b=a.element,c=a.label,e=a.input;b.className="uint64-entry neuroglancer-noselect";b.appendChild(c);c.appendChild(e);a.registerEventListener(b,"submit",function(b){b.preventDefault();b=a.validateInput();void 0!==b&&(a.input.value="",a.input.classList.remove("valid-input","invalid-input"),a.valuesEntered.dispatch(b))});a.registerEventListener(b,"input",function(){""===a.input.value?a.input.classList.remove("valid-input","invalid-input"):a.validateInput()?a.input.classList.remove("invalid-input"):
+a.input.classList.add("invalid-input")});return a}p(g,a);c(g,[{key:"validateInput",value:function(){var a=this.input.value;a=a.replace(/[\s,\(\)\[\]\{\};]+/g," ");a=a.trim();var c=a.split(" ");if(0!==c.length){a=[];c=$jscomp.makeIterator(c);for(var d=c.next();!d.done;d=c.next()){d=d.value;var e=new b.a;if(!e.tryParseString(d))return;a.push(e)}return a}}},{key:"disposed",value:function(){Object(n.b)(this.element);e(g.prototype.__proto__||Object.getPrototypeOf(g.prototype),"disposed",this).call(this)}}]);
+return g}(h.a)},function(h,f){},function(h,f){},function(h,f){},function(h,f){},function(h,f,a){f.a=function(a){return new q.c(void 0===a?1:a,p.n)};var q=a(9),p=a(4)},function(h,f,a){f.a=function(a){a=void 0===a?q.s.create():a;return new b(a,a)};var q=a(2),p=a(4),n=a(7),d=function(){function a(a,b){for(var c=0;c<b.length;c++){var d=b[c];d.enumerable=d.enumerable||!1;d.configurable=!0;"value"in d&&(d.writable=!0);Object.defineProperty(a,d.key,d)}}return function(b,c,d){c&&a(b.prototype,c);d&&a(b,d);
+return b}}(),b=function(){function a(b,c){if(!(this instanceof a))throw new TypeError("Cannot call a class as a function");this.value_=b;this.defaultValue=c;this.changed=new n.a}d(a,[{key:"toJSON",value:function(){if(this.value_!==this.defaultValue)return this.value_.toString()}},{key:"restoreState",value:function(a){try{this.value=Object(p.k)(a.split(","))}catch(g){this.value=this.defaultValue}}},{key:"reset",value:function(){this.value=this.defaultValue}},{key:"value",get:function(){return this.value_},
 set:function(a){a!==this.value_&&(this.value_=a,this.changed.dispatch())}}]);return a}()},function(h,f,a){function q(a,b){if(!a)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!b||"object"!==typeof b&&"function"!==typeof b?a:b}function p(a,b){if("function"!==typeof b&&null!==b)throw new TypeError("Super expression must either be null or a function, not "+typeof b);a.prototype=Object.create(b&&b.prototype,{constructor:{value:a,enumerable:!1,writable:!0,configurable:!0}});
-b&&(Object.setPrototypeOf?Object.setPrototypeOf(a,b):a.__proto__=b)}function n(a,b){if(!(a instanceof b))throw new TypeError("Cannot call a class as a function");}a.d(f,"a",function(){return r});var c=a(65),b=a(114),d=a(112),e=a(63);h=a(161);var g=a(21),l=function v(a,b,c){null===a&&(a=Function.prototype);var d=Object.getOwnPropertyDescriptor(a,b);if(void 0===d){if(a=Object.getPrototypeOf(a),null!==a)return v(a,b,c)}else{if("value"in d)return d.value;b=d.get;return void 0===b?void 0:b.call(c)}},k=
-function(){function a(a,b){for(var c=0;c<b.length;c++){var d=b[c];d.enumerable=d.enumerable||!1;d.configurable=!0;"value"in d&&(d.writable=!0);Object.defineProperty(a,d.key,d)}}return function(b,c,d){c&&a(b.prototype,c);d&&a(b,d);return b}}(),t=new Float32Array(8),m=function(){function a(b){n(this,a);this.disjointSets=b;this.generation=Number.NaN;this.hashMap=new c.a}k(a,[{key:"update",value:function(){var a=this.disjointSets,b=a.generation;if(this.generation!==b){this.generation=b;b=this.hashMap;
-b.clear();a=$jscomp.makeIterator(a.mappings());for(var c=a.next();!c.done;c=a.next()){var d=$jscomp.makeIterator(c.value);c=d.next().value;d=d.next().value;b.set(c,d)}}}}]);return a}(),r=function(a){function c(a,g){n(this,c);var k=q(this,(c.__proto__||Object.getPrototypeOf(c)).call(this,a,{sourceOptions:g.volumeSourceOptions,transform:g.objectToDataTransform}));k.displayState=g;k.segmentColorShaderManager=new d.b("segmentColorHash");k.hashTableManager=new b.c("visibleSegments");k.gpuHashTable=b.a.get(k.gl,
+b&&(Object.setPrototypeOf?Object.setPrototypeOf(a,b):a.__proto__=b)}function n(a,b){if(!(a instanceof b))throw new TypeError("Cannot call a class as a function");}a.d(f,"a",function(){return r});var d=a(66),b=a(115),c=a(113),e=a(64);h=a(161);var g=a(21),l=function v(a,b,c){null===a&&(a=Function.prototype);var d=Object.getOwnPropertyDescriptor(a,b);if(void 0===d){if(a=Object.getPrototypeOf(a),null!==a)return v(a,b,c)}else{if("value"in d)return d.value;b=d.get;return void 0===b?void 0:b.call(c)}},k=
+function(){function a(a,b){for(var c=0;c<b.length;c++){var d=b[c];d.enumerable=d.enumerable||!1;d.configurable=!0;"value"in d&&(d.writable=!0);Object.defineProperty(a,d.key,d)}}return function(b,c,d){c&&a(b.prototype,c);d&&a(b,d);return b}}(),t=new Float32Array(8),m=function(){function a(b){n(this,a);this.disjointSets=b;this.generation=Number.NaN;this.hashMap=new d.a}k(a,[{key:"update",value:function(){var a=this.disjointSets,b=a.generation;if(this.generation!==b){this.generation=b;b=this.hashMap;
+b.clear();a=$jscomp.makeIterator(a.mappings());for(var c=a.next();!c.done;c=a.next()){var d=$jscomp.makeIterator(c.value);c=d.next().value;d=d.next().value;b.set(c,d)}}}}]);return a}(),r=function(a){function d(a,g){n(this,d);var k=q(this,(d.__proto__||Object.getPrototypeOf(d)).call(this,a,{sourceOptions:g.volumeSourceOptions,transform:g.objectToDataTransform}));k.displayState=g;k.segmentColorShaderManager=new c.b("segmentColorHash");k.hashTableManager=new b.c("visibleSegments");k.gpuHashTable=b.a.get(k.gl,
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-{key:"defineShader",value:function(a){l(c.prototype.__proto__||Object.getPrototypeOf(c.prototype),"defineShader",this).call(this,a);this.hashTableManager.defineShader(a);this.hashTableManagerHighlighted.defineShader(a);a.addFragmentCode("\nuint64_t getUint64DataValue() {\n  return toUint64(getDataValue());\n}\n");this.hasEquivalences?(this.equivalencesShaderManager.defineShader(a),a.addFragmentCode("\nuint64_t getMappedObjectId() {\n  uint64_t value = getUint64DataValue();\n  uint64_t mappedValue;\n  if ("+
+k.shaderGetter.invalidateShader()}));k.hasEquivalences=0!==k.displayState.segmentEquivalences.size;g.segmentEquivalences.changed.add(function(){var a=0!==k.displayState.segmentEquivalences.size;a!==k.hasEquivalences&&(k.hasEquivalences=a,k.shaderGetter.invalidateShader())});k.registerDisposer(g.notSelectedAlpha.changed.add(function(){k.redrawNeeded.dispatch()}));return k}p(d,a);k(d,[{key:"getShaderKey",value:function(){return"sliceview.SegmentationRenderLayer/"+this.hasEquivalences+"/"+this.displayState.hideSegmentZero.value}},
+{key:"defineShader",value:function(a){l(d.prototype.__proto__||Object.getPrototypeOf(d.prototype),"defineShader",this).call(this,a);this.hashTableManager.defineShader(a);this.hashTableManagerHighlighted.defineShader(a);a.addFragmentCode("\nuint64_t getUint64DataValue() {\n  return toUint64(getDataValue());\n}\n");this.hasEquivalences?(this.equivalencesShaderManager.defineShader(a),a.addFragmentCode("\nuint64_t getMappedObjectId() {\n  uint64_t value = getUint64DataValue();\n  uint64_t mappedValue;\n  if ("+
 this.equivalencesShaderManager.getFunctionName+"(value, mappedValue)) {\n    return mappedValue;\n  }\n  return value;\n}\n")):a.addFragmentCode("\nuint64_t getMappedObjectId() {\n  return getUint64DataValue();\n}\n");this.segmentColorShaderManager.defineShader(a);a.addUniform("highp vec4","uSelectedSegment",2);a.addUniform("highp float","uShowAllSegments");a.addUniform("highp float","uSelectedAlpha");a.addUniform("highp float","uNotSelectedAlpha");a.addUniform("highp float","uSaturation");a.addFragmentCode(g.q);
 var b="\n  uint64_t value = getMappedObjectId();\n\n  float alpha = uSelectedAlpha;\n  float saturation = uSaturation;\n";this.displayState.hideSegmentZero.value&&(b+="\n  if (value.low == vec4(0,0,0,0) && value.high == vec4(0,0,0,0)) {\n    emit(vec4(vec4(0, 0, 0, 0)));\n    return;\n  }\n");b+="\n  bool has = uShowAllSegments > 0.0 ? true : "+this.hashTableManager.hasFunctionName+"(value);\n  if (uSelectedSegment[0] == unnormalizeUint8(value.low) &&\n      uSelectedSegment[1] == unnormalizeUint8(value.high)) {\n    saturation = has ? 0.5 : 0.75;\n  } else if (!has) {\n    alpha = uNotSelectedAlpha;\n  }\n  vec3 rgb = segmentColorHash(value);\n  ";
-b+="\n  if("+this.hashTableManagerHighlighted.hasFunctionName+"(value)) {\n    rgb = vec3(0.2,0.2,2.0);\n    saturation = 1.0;\n  };\n";a.setFragmentMain(b+"\n  emit(vec4(mix(vec3(1.0,1.0,1.0), rgb, saturation), alpha));\n")}},{key:"beginSlice",value:function(a){a=l(c.prototype.__proto__||Object.getPrototypeOf(c.prototype),"beginSlice",this).call(this,a);if(void 0!==a){var b=this.gl,d=this.displayState,e=this.displayState,g=e.segmentSelectionState;e=e.visibleSegments;if(g.hasSelectedSegment){var k=
+b+="\n  if("+this.hashTableManagerHighlighted.hasFunctionName+"(value)) {\n    rgb = vec3(0.2,0.2,2.0);\n    saturation = 1.0;\n  };\n";a.setFragmentMain(b+"\n  emit(vec4(mix(vec3(1.0,1.0,1.0), rgb, saturation), alpha));\n")}},{key:"beginSlice",value:function(a){a=l(d.prototype.__proto__||Object.getPrototypeOf(d.prototype),"beginSlice",this).call(this,a);if(void 0!==a){var b=this.gl,c=this.displayState,e=this.displayState,g=e.segmentSelectionState;e=e.visibleSegments;if(g.hasSelectedSegment){var k=
 g.selectedSegment;g=k.low;k=k.high;for(var f=0;4>f;++f)t[f]=g>>8*f&255,t[4+f]=k>>8*f&255}else t.fill(0);b.uniform1f(a.uniform("uSelectedAlpha"),this.displayState.selectedAlpha.value);b.uniform1f(a.uniform("uSaturation"),this.displayState.saturation.value);b.uniform1f(a.uniform("uNotSelectedAlpha"),this.displayState.notSelectedAlpha.value);b.uniform4fv(a.uniform("uSelectedSegment"),t);b.uniform1f(a.uniform("uShowAllSegments"),e.hashTable.size?0:1);this.hashTableManager.enable(b,a,this.gpuHashTable);
-this.hashTableManagerHighlighted.enable(b,a,this.gpuHashTableHighlighted);this.hasEquivalences&&(this.equivalencesHashMap.update(),this.equivalencesShaderManager.enable(b,a,this.gpuEquivalencesHashTable));this.segmentColorShaderManager.enable(b,a,d.segmentColorHash);return a}}},{key:"endSlice",value:function(a){var b=this.gl;this.hashTableManager.disable(b,a);this.hashTableManagerHighlighted.disable(b,a);l(c.prototype.__proto__||Object.getPrototypeOf(c.prototype),"endSlice",this).call(this,a)}}]);
-return c}(h.a)},function(h,f,a){function q(a,b){if(!(a instanceof b))throw new TypeError("Cannot call a class as a function");}function p(a,b){if(!a)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!b||"object"!==typeof b&&"function"!==typeof b?a:b}function n(a,b){if("function"!==typeof b&&null!==b)throw new TypeError("Super expression must either be null or a function, not "+typeof b);a.prototype=Object.create(b&&b.prototype,{constructor:{value:a,enumerable:!1,
-writable:!0,configurable:!0}});b&&(Object.setPrototypeOf?Object.setPrototypeOf(a,b):a.__proto__=b)}function c(a){return a.split(/[^a-zA-Z0-9]+/).filter(function(a){return a}).join("_")}function b(a){var b=new Set,d=[];a=$jscomp.makeIterator(a);for(var e=a.next();!e.done;e=a.next()){e=c(e.value);for(var g="",k=0;b.has(e+g);)g=""+ ++k;d.push(e+g)}return d}function d(a){return new v.a({fragmentMain:a.displayState.fragmentMain,shaderError:a.displayState.shaderError,fragmentMainStartLine:k.a})}function e(a){return new z(a.displayState.attributeNames,
-function(){return a.meshSource&&a.meshSource.info.vertexAttributes})}Object.defineProperty(f,"__esModule",{value:!0});a.d(f,"SingleMeshUserLayer",function(){return A});h=a(10);var g=a.n(h);h=a(18);f=a(27);var l=a(47),k=a(115),t=a(110),m=a(1),r=a(8),u=a(4),v=a(111),w=a(40),y=function(){function a(a,b){for(var c=0;c<b.length;c++){var d=b[c];d.enumerable=d.enumerable||!1;d.configurable=!0;"value"in d&&(d.writable=!0);Object.defineProperty(a,d.key,d)}}return function(b,c,d){c&&a(b.prototype,c);d&&a(b,
+this.hashTableManagerHighlighted.enable(b,a,this.gpuHashTableHighlighted);this.hasEquivalences&&(this.equivalencesHashMap.update(),this.equivalencesShaderManager.enable(b,a,this.gpuEquivalencesHashTable));this.segmentColorShaderManager.enable(b,a,c.segmentColorHash);return a}}},{key:"endSlice",value:function(a){var b=this.gl;this.hashTableManager.disable(b,a);this.hashTableManagerHighlighted.disable(b,a);l(d.prototype.__proto__||Object.getPrototypeOf(d.prototype),"endSlice",this).call(this,a)}}]);
+return d}(h.a)},function(h,f,a){function q(a,b){if(!(a instanceof b))throw new TypeError("Cannot call a class as a function");}function p(a,b){if(!a)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!b||"object"!==typeof b&&"function"!==typeof b?a:b}function n(a,b){if("function"!==typeof b&&null!==b)throw new TypeError("Super expression must either be null or a function, not "+typeof b);a.prototype=Object.create(b&&b.prototype,{constructor:{value:a,enumerable:!1,
+writable:!0,configurable:!0}});b&&(Object.setPrototypeOf?Object.setPrototypeOf(a,b):a.__proto__=b)}function d(a){return a.split(/[^a-zA-Z0-9]+/).filter(function(a){return a}).join("_")}function b(a){var b=new Set,c=[];a=$jscomp.makeIterator(a);for(var e=a.next();!e.done;e=a.next()){e=d(e.value);for(var g="",k=0;b.has(e+g);)g=""+ ++k;c.push(e+g)}return c}function c(a){return new v.a({fragmentMain:a.displayState.fragmentMain,shaderError:a.displayState.shaderError,fragmentMainStartLine:k.a})}function e(a){return new z(a.displayState.attributeNames,
+function(){return a.meshSource&&a.meshSource.info.vertexAttributes})}Object.defineProperty(f,"__esModule",{value:!0});a.d(f,"SingleMeshUserLayer",function(){return A});h=a(10);var g=a.n(h);h=a(18);f=a(27);var l=a(47),k=a(116),t=a(111),m=a(1),r=a(8),u=a(4),v=a(112),w=a(40),y=function(){function a(a,b){for(var c=0;c<b.length;c++){var d=b[c];d.enumerable=d.enumerable||!1;d.configurable=!0;"value"in d&&(d.writable=!0);Object.defineProperty(a,d.key,d)}}return function(b,c,d){c&&a(b.prototype,c);d&&a(b,
 d);return b}}(),x=function C(a,b,c){null===a&&(a=Function.prototype);var d=Object.getOwnPropertyDescriptor(a,b);if(void 0===d){if(a=Object.getPrototypeOf(a),null!==a)return C(a,b,c)}else{if("value"in d)return d.value;b=d.get;return void 0===b?void 0:b.call(c)}};a(304);var A=function(a){function c(a,d){q(this,c);var e=p(this,(c.__proto__||Object.getPrototypeOf(c)).call(this,a,d));e.manager=a;e.displayState=new k.b;e.displayState.objectToDataTransform=e.transform;e.parameters={meshSourceUrl:Object(u.v)(d,
 "source",u.A),attributeSourceUrls:Object(u.v)(d,"vertexAttributeSources",function(a){return void 0!==a?Object(u.a)(a,u.A):[]})};e.displayState.fragmentMain.restoreState(d.shader);e.userSpecifiedAttributeNames=Object(u.v)(d,"vertexAttributeNames",function(a){if(void 0!==a)return Object(u.a)(a,function(a){if(a=Object(u.y)(a))return a})});Object(k.f)(a.chunkManager,e.parameters).then(function(a){if(!e.wasDisposed){e.meshSource=a;var c=e.defaultAttributeNames=b(a.info.vertexAttributes.map(function(a){return a.name})),
 d=e.userSpecifiedAttributeNames;void 0!==d&&d.length===c.length?(c=d,e.userSpecifiedAttributeNames=void 0):c=Array.from(c);e.displayState.attributeNames.value=c;e.addRenderLayer(new k.c(a,e.displayState));e.isReady=!0}});e.registerDisposer(e.displayState.fragmentMain.changed.add(function(){e.specificationChanged.dispatch()}));e.registerDisposer(e.displayState.attributeNames.changed.add(function(){e.specificationChanged.dispatch()}));e.tabs.add("rendering",{label:"Rendering",order:-100,getter:function(){return new D(e)}});
@@ -1429,96 +1429,96 @@ e.tabs.default="rendering";return e}n(c,a);y(c,[{key:"toJSON",value:function(){v
 k=0;k<g;++k)if(d[k]!==b[k]){e=!1;break}b=e?void 0:Array.from(d)}a.vertexAttributeNames=b;return a}}]);return c}(Object(t.a)(h.i)),z=function(a){function b(a,c){q(this,b);var d=p(this,(b.__proto__||Object.getPrototypeOf(b)).call(this));d.attributeNames=a;d.getAttributeInfo=c;d.element=document.createElement("div");d.debouncedValueUpdater=g()(function(){d.updateAttributeNames()},500);d.element.className="neuroglancer-single-mesh-attribute-widget";d.updateInputElements();d.registerDisposer(a.changed.add(function(){d.updateInputElements()}));
 return d}n(b,a);y(b,[{key:"updateInputElements",value:function(){var a=this.attributeNames,b=this.attributeNameElements;if(void 0===b){var c=this.getAttributeInfo();if(void 0===c)return;b=this.attributeNameElements=[];for(var d=void 0,e=a.value.length,g=this.element,l=0;l<e;++l){var f=c[l],m=f.source;if(m!==d&&void 0!==m){d=m;var h=document.createElement("div");h.className="neuroglancer-single-mesh-source-header";h.textContent=m;g.appendChild(h)}m=document.createElement("div");m.className="neuroglancer-single-mesh-attribute";
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+f)for(d=b.fixedZoomPerspectiveSlices&&b.fixedZoomPerspectiveSlices.sliceViewportSizeMultiplier||1,g=$jscomp.makeIterator(this.sliceViews.keys()),k=g.next();!k.done;k=g.next()){c=k.value;k=v;n.k.identity(k);k[0]=c.width/2/d;k[5]=-c.height/2/d;n.k.multiply(k,c.viewportToData,k);l=n.k.clone(a);m=n.s.clone(this.navigationState.position.spatialCoordinates);c=n.s.clone(c.viewportAxes[2]);h=this.viewer.slicesNavigationState.pose.orientation.orientation;t=n.n.invert(n.n.create(),h);n.s.transformQuat(c,c,
+t);n.s.transformQuat(m,m,t);t=n.s.create();for(r=0;3>r;r++)t[r]=0===Math.round(c[r])?-m[r]:0;n.s.transformQuat(t,t,h);n.k.translate(l,l,t);n.k.multiply(k,l,k);l=b.drawSubstrates.color||n.u.fromValues(0,0,1,.2);e.draw(k,l,{factor:3,units:1})}if(b.drawZoomLevels&&f&&(f=b.drawZoomLevels.cutOff)&&this.viewer.slicesNavigationState.zoomFactor.value<f)for(f=$jscomp.makeIterator(this.planarSlices),k=f.next();!k.done;k=f.next())g=k.value,d=v,n.k.identity(d),d[0]=g.width/2,d[5]=-g.height/2,n.k.multiply(d,g.viewportToData,
+d),n.k.multiply(d,a,d),g=b.drawZoomLevels.color||n.u.fromValues(1,0,0,.2),e.draw(d,g,{factor:-1,units:1})}},{key:"zoomByMouse",value:function(a){r(f.prototype.__proto__||Object.getPrototypeOf(f.prototype),"zoomByMouse",this).call(this,a);if(a=this.config.layout.useNehubaPerspective.restrictZoomLevel)a.minZoom&&this.navigationState.zoomFactor.value<a.minZoom&&(this.navigationState.zoomFactor.value=a.minZoom),a.maxZoom&&this.navigationState.zoomFactor.value>a.maxZoom&&(this.navigationState.zoomFactor.value=
+a.maxZoom)}}]);return f}(c.b)},function(h,f,a){function q(a,b){if("function"!==typeof b&&null!==b)throw new TypeError("Super expression must either be null or a function, not "+typeof b);a.prototype=Object.create(b&&b.prototype,{constructor:{value:a,enumerable:!1,writable:!0,configurable:!0}});b&&(Object.setPrototypeOf?Object.setPrototypeOf(a,b):a.__proto__=b)}a.d(f,"a",function(){return b});h=a(1);var p=a(53),n=a(8),d=function(){function a(a,b){for(var c=0;c<b.length;c++){var d=b[c];d.enumerable=
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+c.upper,k.upper),b=!0)}b&&(a.navigationState.position[t]=c);b&&(a.navigationState.pose[t]=c);b&&a.navigationState.position.changed.dispatch()}));var b=a.navigationState.position,c=b.changed.dispatch;b.changed.dispatch=function(){var a=b[t];if(a){var d=b.spatialCoordinates;g.s.min(d,d,a.upper);g.s.max(d,d,a.lower)}c()};a[m]=!0}}function p(a){d(a,function(a){a=a.displayState;a.segmentColorHash instanceof k.a||(a.segmentColorHash=k.a.from(a.segmentColorHash))})}function n(a,b){var c=a.display.onResize;
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+function c(a,b){$jscomp.initSymbol();var c=Symbol("customEvent");a.addEventListener("wheel",function(a){if(!a[c]&&b.zoomWithoutCtrl){a.stopImmediatePropagation();a.stopPropagation();a.preventDefault();var d=new Proxy(a,{get:function(a,b){if("ctrlKey"===b)return!a[b];b=a[b];return"function"===typeof b?b.bind(a):b}});d=new WheelEvent(a.type,d);d[c]=!0;a.target.dispatchEvent(d)}},!0)}function e(a,b){a.addEventListener("mousedown",function(a){b.rightClickWithCtrl&&2===a.button&&!a.ctrlKey&&(a.stopImmediatePropagation(),
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-(h*b-r*z)-k*(g*b-l*z)+x*(g*r-l*h));a[7]=c*(h*y-r*q)-k*(g*y-l*q)+n*(g*r-l*h);a[8]=k*(p*b-y*A)-n*(f*b-r*A)+x*(f*y-r*p);a[9]=-(c*(p*b-y*A)-n*(e*b-l*A)+x*(e*y-l*p));a[10]=c*(f*b-r*A)-k*(e*b-l*A)+x*(e*r-l*f);a[11]=-(c*(f*y-r*p)-k*(e*y-l*p)+n*(e*r-l*f));a[12]=-(k*(p*z-q*A)-n*(f*z-h*A)+x*(f*q-h*p));a[13]=c*(p*z-q*A)-n*(e*z-g*A)+x*(e*q-g*p);a[14]=-(c*(f*z-h*A)-k*(e*z-g*A)+x*(e*h-g*f));a[15]=c*(f*q-h*p)-k*(e*q-g*p)+n*(e*h-g*f);return a};f.determinant=function(a){var b=a[0],c=a[1],e=a[2],g=a[3],l=a[4],k=a[5],
-f=a[6],h=a[7],r=a[8],n=a[9],p=a[10],q=a[11],y=a[12],x=a[13],A=a[14];a=a[15];return(b*k-c*l)*(p*a-q*A)-(b*f-e*l)*(n*a-q*x)+(b*h-g*l)*(n*A-p*x)+(c*f-e*k)*(r*a-q*y)-(c*h-g*k)*(r*A-p*y)+(e*h-g*f)*(r*x-n*y)};f.multiply=q;f.translate=function(a,b,d){var c=d[0],g=d[1];d=d[2];if(b===a)a[12]=b[0]*c+b[4]*g+b[8]*d+b[12],a[13]=b[1]*c+b[5]*g+b[9]*d+b[13],a[14]=b[2]*c+b[6]*g+b[10]*d+b[14],a[15]=b[3]*c+b[7]*g+b[11]*d+b[15];else{var l=b[0];var k=b[1];var f=b[2];var h=b[3];var r=b[4];var n=b[5];var p=b[6];var q=b[7];
-var y=b[8];var x=b[9];var A=b[10];var z=b[11];a[0]=l;a[1]=k;a[2]=f;a[3]=h;a[4]=r;a[5]=n;a[6]=p;a[7]=q;a[8]=y;a[9]=x;a[10]=A;a[11]=z;a[12]=l*c+r*g+y*d+b[12];a[13]=k*c+n*g+x*d+b[13];a[14]=f*c+p*g+A*d+b[14];a[15]=h*c+q*g+z*d+b[15]}return a};f.scale=function(a,b,d){var c=d[0],g=d[1];d=d[2];a[0]=b[0]*c;a[1]=b[1]*c;a[2]=b[2]*c;a[3]=b[3]*c;a[4]=b[4]*g;a[5]=b[5]*g;a[6]=b[6]*g;a[7]=b[7]*g;a[8]=b[8]*d;a[9]=b[9]*d;a[10]=b[10]*d;a[11]=b[11]*d;a[12]=b[12];a[13]=b[13];a[14]=b[14];a[15]=b[15];return a};f.rotate=
-function(a,b,d,e){var c=e[0],l=e[1];e=e[2];var k=Math.sqrt(c*c+l*l+e*e);if(Math.abs(k)<n.b)return null;k=1/k;c*=k;l*=k;e*=k;var f=Math.sin(d);var h=Math.cos(d);var r=1-h;d=b[0];k=b[1];var p=b[2];var q=b[3];var w=b[4];var y=b[5];var x=b[6];var A=b[7];var z=b[8];var D=b[9];var E=b[10];var G=b[11];var C=c*c*r+h;var B=l*c*r+e*f;var F=e*c*r-l*f;var L=c*l*r-e*f;var I=l*l*r+h;var O=e*l*r+c*f;var M=c*e*r+l*f;c=l*e*r-c*f;l=e*e*r+h;a[0]=d*C+w*B+z*F;a[1]=k*C+y*B+D*F;a[2]=p*C+x*B+E*F;a[3]=q*C+A*B+G*F;a[4]=d*
-L+w*I+z*O;a[5]=k*L+y*I+D*O;a[6]=p*L+x*I+E*O;a[7]=q*L+A*I+G*O;a[8]=d*M+w*c+z*l;a[9]=k*M+y*c+D*l;a[10]=p*M+x*c+E*l;a[11]=q*M+A*c+G*l;b!==a&&(a[12]=b[12],a[13]=b[13],a[14]=b[14],a[15]=b[15]);return a};f.rotateX=function(a,b,d){var c=Math.sin(d);d=Math.cos(d);var g=b[4],l=b[5],k=b[6],f=b[7],h=b[8],r=b[9],n=b[10],p=b[11];b!==a&&(a[0]=b[0],a[1]=b[1],a[2]=b[2],a[3]=b[3],a[12]=b[12],a[13]=b[13],a[14]=b[14],a[15]=b[15]);a[4]=g*d+h*c;a[5]=l*d+r*c;a[6]=k*d+n*c;a[7]=f*d+p*c;a[8]=h*d-g*c;a[9]=r*d-l*c;a[10]=n*
-d-k*c;a[11]=p*d-f*c;return a};f.rotateY=function(a,b,d){var c=Math.sin(d);d=Math.cos(d);var g=b[0],l=b[1],k=b[2],f=b[3],h=b[8],r=b[9],n=b[10],p=b[11];b!==a&&(a[4]=b[4],a[5]=b[5],a[6]=b[6],a[7]=b[7],a[12]=b[12],a[13]=b[13],a[14]=b[14],a[15]=b[15]);a[0]=g*d-h*c;a[1]=l*d-r*c;a[2]=k*d-n*c;a[3]=f*d-p*c;a[8]=g*c+h*d;a[9]=l*c+r*d;a[10]=k*c+n*d;a[11]=f*c+p*d;return a};f.rotateZ=function(a,b,d){var c=Math.sin(d);d=Math.cos(d);var g=b[0],l=b[1],k=b[2],f=b[3],h=b[4],r=b[5],n=b[6],p=b[7];b!==a&&(a[8]=b[8],a[9]=
-b[9],a[10]=b[10],a[11]=b[11],a[12]=b[12],a[13]=b[13],a[14]=b[14],a[15]=b[15]);a[0]=g*d+h*c;a[1]=l*d+r*c;a[2]=k*d+n*c;a[3]=f*d+p*c;a[4]=h*d-g*c;a[5]=r*d-l*c;a[6]=n*d-k*c;a[7]=p*d-f*c;return a};f.fromTranslation=function(a,b){a[0]=1;a[1]=0;a[2]=0;a[3]=0;a[4]=0;a[5]=1;a[6]=0;a[7]=0;a[8]=0;a[9]=0;a[10]=1;a[11]=0;a[12]=b[0];a[13]=b[1];a[14]=b[2];a[15]=1;return a};f.fromScaling=function(a,b){a[0]=b[0];a[1]=0;a[2]=0;a[3]=0;a[4]=0;a[5]=b[1];a[6]=0;a[7]=0;a[8]=0;a[9]=0;a[10]=b[2];a[11]=0;a[12]=0;a[13]=0;a[14]=
-0;a[15]=1;return a};f.fromRotation=function(a,b,d){var c=d[0],g=d[1];d=d[2];var l=Math.sqrt(c*c+g*g+d*d);if(Math.abs(l)<n.b)return null;l=1/l;c*=l;g*=l;d*=l;l=Math.sin(b);b=Math.cos(b);var k=1-b;a[0]=c*c*k+b;a[1]=g*c*k+d*l;a[2]=d*c*k-g*l;a[3]=0;a[4]=c*g*k-d*l;a[5]=g*g*k+b;a[6]=d*g*k+c*l;a[7]=0;a[8]=c*d*k+g*l;a[9]=g*d*k-c*l;a[10]=d*d*k+b;a[11]=0;a[12]=0;a[13]=0;a[14]=0;a[15]=1;return a};f.fromXRotation=function(a,b){var c=Math.sin(b);b=Math.cos(b);a[0]=1;a[1]=0;a[2]=0;a[3]=0;a[4]=0;a[5]=b;a[6]=c;a[7]=
-0;a[8]=0;a[9]=-c;a[10]=b;a[11]=0;a[12]=0;a[13]=0;a[14]=0;a[15]=1;return a};f.fromYRotation=function(a,b){var c=Math.sin(b);b=Math.cos(b);a[0]=b;a[1]=0;a[2]=-c;a[3]=0;a[4]=0;a[5]=1;a[6]=0;a[7]=0;a[8]=c;a[9]=0;a[10]=b;a[11]=0;a[12]=0;a[13]=0;a[14]=0;a[15]=1;return a};f.fromZRotation=function(a,b){var c=Math.sin(b);b=Math.cos(b);a[0]=b;a[1]=c;a[2]=0;a[3]=0;a[4]=-c;a[5]=b;a[6]=0;a[7]=0;a[8]=0;a[9]=0;a[10]=1;a[11]=0;a[12]=0;a[13]=0;a[14]=0;a[15]=1;return a};f.fromRotationTranslation=function(a,b,d){var c=
-b[0],g=b[1],l=b[2],k=b[3],f=c+c,h=g+g,r=l+l;b=c*f;var n=c*h;c*=r;var p=g*h;g*=r;l*=r;f*=k;h*=k;k*=r;a[0]=1-(p+l);a[1]=n+k;a[2]=c-h;a[3]=0;a[4]=n-k;a[5]=1-(b+l);a[6]=g+f;a[7]=0;a[8]=c+h;a[9]=g-f;a[10]=1-(b+p);a[11]=0;a[12]=d[0];a[13]=d[1];a[14]=d[2];a[15]=1;return a};f.getTranslation=function(a,b){a[0]=b[12];a[1]=b[13];a[2]=b[14];return a};f.getScaling=function(a,b){var c=b[0],e=b[1],g=b[2],l=b[4],k=b[5],f=b[6],h=b[8],r=b[9];b=b[10];a[0]=Math.sqrt(c*c+e*e+g*g);a[1]=Math.sqrt(l*l+k*k+f*f);a[2]=Math.sqrt(h*
+b[15];return a};f.fromValues=function(a,b,c,e,g,l,k,f,h,r,p,q,w,y,x,A){var d=new n.a(16);d[0]=a;d[1]=b;d[2]=c;d[3]=e;d[4]=g;d[5]=l;d[6]=k;d[7]=f;d[8]=h;d[9]=r;d[10]=p;d[11]=q;d[12]=w;d[13]=y;d[14]=x;d[15]=A;return d};f.set=function(a,b,c,e,g,l,k,f,h,r,n,p,q,y,x,A,z){a[0]=b;a[1]=c;a[2]=e;a[3]=g;a[4]=l;a[5]=k;a[6]=f;a[7]=h;a[8]=r;a[9]=n;a[10]=p;a[11]=q;a[12]=y;a[13]=x;a[14]=A;a[15]=z;return a};f.identity=function(a){a[0]=1;a[1]=0;a[2]=0;a[3]=0;a[4]=0;a[5]=1;a[6]=0;a[7]=0;a[8]=0;a[9]=0;a[10]=1;a[11]=
+0;a[12]=0;a[13]=0;a[14]=0;a[15]=1;return a};f.transpose=function(a,b){if(a===b){var c=b[1],d=b[2],g=b[3],l=b[6],k=b[7],f=b[11];a[1]=b[4];a[2]=b[8];a[3]=b[12];a[4]=c;a[6]=b[9];a[7]=b[13];a[8]=d;a[9]=l;a[11]=b[14];a[12]=g;a[13]=k;a[14]=f}else a[0]=b[0],a[1]=b[4],a[2]=b[8],a[3]=b[12],a[4]=b[1],a[5]=b[5],a[6]=b[9],a[7]=b[13],a[8]=b[2],a[9]=b[6],a[10]=b[10],a[11]=b[14],a[12]=b[3],a[13]=b[7],a[14]=b[11],a[15]=b[15];return a};f.invert=function(a,b){var c=b[0],d=b[1],g=b[2],l=b[3],k=b[4],f=b[5],h=b[6],r=
+b[7],n=b[8],p=b[9],q=b[10],y=b[11],x=b[12],A=b[13],z=b[14];b=b[15];var D=c*f-d*k,E=c*h-g*k,G=c*r-l*k,C=d*h-g*f,B=d*r-l*f,F=g*r-l*h,L=n*A-p*x,J=n*z-q*x,O=n*b-y*x,M=p*z-q*A,P=p*b-y*A,N=q*b-y*z,S=D*N-E*P+G*M+C*O-B*J+F*L;if(!S)return null;S=1/S;a[0]=(f*N-h*P+r*M)*S;a[1]=(g*P-d*N-l*M)*S;a[2]=(A*F-z*B+b*C)*S;a[3]=(q*B-p*F-y*C)*S;a[4]=(h*O-k*N-r*J)*S;a[5]=(c*N-g*O+l*J)*S;a[6]=(z*G-x*F-b*E)*S;a[7]=(n*F-q*G+y*E)*S;a[8]=(k*P-f*O+r*L)*S;a[9]=(d*O-c*P-l*L)*S;a[10]=(x*B-A*G+b*D)*S;a[11]=(p*G-n*B-y*D)*S;a[12]=
+(f*J-k*M-h*L)*S;a[13]=(c*M-d*J+g*L)*S;a[14]=(A*E-x*C-z*D)*S;a[15]=(n*C-p*E+q*D)*S;return a};f.adjoint=function(a,b){var c=b[0],d=b[1],g=b[2],l=b[3],k=b[4],f=b[5],h=b[6],r=b[7],n=b[8],p=b[9],q=b[10],y=b[11],x=b[12],A=b[13],z=b[14];b=b[15];a[0]=f*(q*b-y*z)-p*(h*b-r*z)+A*(h*y-r*q);a[1]=-(d*(q*b-y*z)-p*(g*b-l*z)+A*(g*y-l*q));a[2]=d*(h*b-r*z)-f*(g*b-l*z)+A*(g*r-l*h);a[3]=-(d*(h*y-r*q)-f*(g*y-l*q)+p*(g*r-l*h));a[4]=-(k*(q*b-y*z)-n*(h*b-r*z)+x*(h*y-r*q));a[5]=c*(q*b-y*z)-n*(g*b-l*z)+x*(g*y-l*q);a[6]=-(c*
+(h*b-r*z)-k*(g*b-l*z)+x*(g*r-l*h));a[7]=c*(h*y-r*q)-k*(g*y-l*q)+n*(g*r-l*h);a[8]=k*(p*b-y*A)-n*(f*b-r*A)+x*(f*y-r*p);a[9]=-(c*(p*b-y*A)-n*(d*b-l*A)+x*(d*y-l*p));a[10]=c*(f*b-r*A)-k*(d*b-l*A)+x*(d*r-l*f);a[11]=-(c*(f*y-r*p)-k*(d*y-l*p)+n*(d*r-l*f));a[12]=-(k*(p*z-q*A)-n*(f*z-h*A)+x*(f*q-h*p));a[13]=c*(p*z-q*A)-n*(d*z-g*A)+x*(d*q-g*p);a[14]=-(c*(f*z-h*A)-k*(d*z-g*A)+x*(d*h-g*f));a[15]=c*(f*q-h*p)-k*(d*q-g*p)+n*(d*h-g*f);return a};f.determinant=function(a){var b=a[0],c=a[1],d=a[2],g=a[3],l=a[4],k=a[5],
+f=a[6],h=a[7],r=a[8],n=a[9],p=a[10],q=a[11],y=a[12],x=a[13],A=a[14];a=a[15];return(b*k-c*l)*(p*a-q*A)-(b*f-d*l)*(n*a-q*x)+(b*h-g*l)*(n*A-p*x)+(c*f-d*k)*(r*a-q*y)-(c*h-g*k)*(r*A-p*y)+(d*h-g*f)*(r*x-n*y)};f.multiply=q;f.translate=function(a,b,c){var d=c[0],g=c[1];c=c[2];if(b===a)a[12]=b[0]*d+b[4]*g+b[8]*c+b[12],a[13]=b[1]*d+b[5]*g+b[9]*c+b[13],a[14]=b[2]*d+b[6]*g+b[10]*c+b[14],a[15]=b[3]*d+b[7]*g+b[11]*c+b[15];else{var l=b[0];var k=b[1];var f=b[2];var h=b[3];var r=b[4];var n=b[5];var p=b[6];var q=b[7];
+var y=b[8];var x=b[9];var A=b[10];var z=b[11];a[0]=l;a[1]=k;a[2]=f;a[3]=h;a[4]=r;a[5]=n;a[6]=p;a[7]=q;a[8]=y;a[9]=x;a[10]=A;a[11]=z;a[12]=l*d+r*g+y*c+b[12];a[13]=k*d+n*g+x*c+b[13];a[14]=f*d+p*g+A*c+b[14];a[15]=h*d+q*g+z*c+b[15]}return a};f.scale=function(a,b,c){var d=c[0],g=c[1];c=c[2];a[0]=b[0]*d;a[1]=b[1]*d;a[2]=b[2]*d;a[3]=b[3]*d;a[4]=b[4]*g;a[5]=b[5]*g;a[6]=b[6]*g;a[7]=b[7]*g;a[8]=b[8]*c;a[9]=b[9]*c;a[10]=b[10]*c;a[11]=b[11]*c;a[12]=b[12];a[13]=b[13];a[14]=b[14];a[15]=b[15];return a};f.rotate=
+function(a,b,c,e){var d=e[0],l=e[1];e=e[2];var k=Math.sqrt(d*d+l*l+e*e);if(Math.abs(k)<n.b)return null;k=1/k;d*=k;l*=k;e*=k;var f=Math.sin(c);var h=Math.cos(c);var r=1-h;c=b[0];k=b[1];var p=b[2];var q=b[3];var w=b[4];var y=b[5];var x=b[6];var A=b[7];var z=b[8];var D=b[9];var E=b[10];var G=b[11];var C=d*d*r+h;var B=l*d*r+e*f;var F=e*d*r-l*f;var L=d*l*r-e*f;var J=l*l*r+h;var O=e*l*r+d*f;var M=d*e*r+l*f;d=l*e*r-d*f;l=e*e*r+h;a[0]=c*C+w*B+z*F;a[1]=k*C+y*B+D*F;a[2]=p*C+x*B+E*F;a[3]=q*C+A*B+G*F;a[4]=c*
+L+w*J+z*O;a[5]=k*L+y*J+D*O;a[6]=p*L+x*J+E*O;a[7]=q*L+A*J+G*O;a[8]=c*M+w*d+z*l;a[9]=k*M+y*d+D*l;a[10]=p*M+x*d+E*l;a[11]=q*M+A*d+G*l;b!==a&&(a[12]=b[12],a[13]=b[13],a[14]=b[14],a[15]=b[15]);return a};f.rotateX=function(a,b,c){var d=Math.sin(c);c=Math.cos(c);var g=b[4],l=b[5],k=b[6],f=b[7],h=b[8],r=b[9],n=b[10],p=b[11];b!==a&&(a[0]=b[0],a[1]=b[1],a[2]=b[2],a[3]=b[3],a[12]=b[12],a[13]=b[13],a[14]=b[14],a[15]=b[15]);a[4]=g*c+h*d;a[5]=l*c+r*d;a[6]=k*c+n*d;a[7]=f*c+p*d;a[8]=h*c-g*d;a[9]=r*c-l*d;a[10]=n*
+c-k*d;a[11]=p*c-f*d;return a};f.rotateY=function(a,b,c){var d=Math.sin(c);c=Math.cos(c);var g=b[0],l=b[1],k=b[2],f=b[3],h=b[8],r=b[9],n=b[10],p=b[11];b!==a&&(a[4]=b[4],a[5]=b[5],a[6]=b[6],a[7]=b[7],a[12]=b[12],a[13]=b[13],a[14]=b[14],a[15]=b[15]);a[0]=g*c-h*d;a[1]=l*c-r*d;a[2]=k*c-n*d;a[3]=f*c-p*d;a[8]=g*d+h*c;a[9]=l*d+r*c;a[10]=k*d+n*c;a[11]=f*d+p*c;return a};f.rotateZ=function(a,b,c){var d=Math.sin(c);c=Math.cos(c);var g=b[0],l=b[1],k=b[2],f=b[3],h=b[4],r=b[5],n=b[6],p=b[7];b!==a&&(a[8]=b[8],a[9]=
+b[9],a[10]=b[10],a[11]=b[11],a[12]=b[12],a[13]=b[13],a[14]=b[14],a[15]=b[15]);a[0]=g*c+h*d;a[1]=l*c+r*d;a[2]=k*c+n*d;a[3]=f*c+p*d;a[4]=h*c-g*d;a[5]=r*c-l*d;a[6]=n*c-k*d;a[7]=p*c-f*d;return a};f.fromTranslation=function(a,b){a[0]=1;a[1]=0;a[2]=0;a[3]=0;a[4]=0;a[5]=1;a[6]=0;a[7]=0;a[8]=0;a[9]=0;a[10]=1;a[11]=0;a[12]=b[0];a[13]=b[1];a[14]=b[2];a[15]=1;return a};f.fromScaling=function(a,b){a[0]=b[0];a[1]=0;a[2]=0;a[3]=0;a[4]=0;a[5]=b[1];a[6]=0;a[7]=0;a[8]=0;a[9]=0;a[10]=b[2];a[11]=0;a[12]=0;a[13]=0;a[14]=
+0;a[15]=1;return a};f.fromRotation=function(a,b,c){var d=c[0],g=c[1];c=c[2];var l=Math.sqrt(d*d+g*g+c*c);if(Math.abs(l)<n.b)return null;l=1/l;d*=l;g*=l;c*=l;l=Math.sin(b);b=Math.cos(b);var k=1-b;a[0]=d*d*k+b;a[1]=g*d*k+c*l;a[2]=c*d*k-g*l;a[3]=0;a[4]=d*g*k-c*l;a[5]=g*g*k+b;a[6]=c*g*k+d*l;a[7]=0;a[8]=d*c*k+g*l;a[9]=g*c*k-d*l;a[10]=c*c*k+b;a[11]=0;a[12]=0;a[13]=0;a[14]=0;a[15]=1;return a};f.fromXRotation=function(a,b){var c=Math.sin(b);b=Math.cos(b);a[0]=1;a[1]=0;a[2]=0;a[3]=0;a[4]=0;a[5]=b;a[6]=c;a[7]=
+0;a[8]=0;a[9]=-c;a[10]=b;a[11]=0;a[12]=0;a[13]=0;a[14]=0;a[15]=1;return a};f.fromYRotation=function(a,b){var c=Math.sin(b);b=Math.cos(b);a[0]=b;a[1]=0;a[2]=-c;a[3]=0;a[4]=0;a[5]=1;a[6]=0;a[7]=0;a[8]=c;a[9]=0;a[10]=b;a[11]=0;a[12]=0;a[13]=0;a[14]=0;a[15]=1;return a};f.fromZRotation=function(a,b){var c=Math.sin(b);b=Math.cos(b);a[0]=b;a[1]=c;a[2]=0;a[3]=0;a[4]=-c;a[5]=b;a[6]=0;a[7]=0;a[8]=0;a[9]=0;a[10]=1;a[11]=0;a[12]=0;a[13]=0;a[14]=0;a[15]=1;return a};f.fromRotationTranslation=function(a,b,c){var d=
+b[0],g=b[1],l=b[2],k=b[3],f=d+d,h=g+g,r=l+l;b=d*f;var n=d*h;d*=r;var p=g*h;g*=r;l*=r;f*=k;h*=k;k*=r;a[0]=1-(p+l);a[1]=n+k;a[2]=d-h;a[3]=0;a[4]=n-k;a[5]=1-(b+l);a[6]=g+f;a[7]=0;a[8]=d+h;a[9]=g-f;a[10]=1-(b+p);a[11]=0;a[12]=c[0];a[13]=c[1];a[14]=c[2];a[15]=1;return a};f.getTranslation=function(a,b){a[0]=b[12];a[1]=b[13];a[2]=b[14];return a};f.getScaling=function(a,b){var c=b[0],d=b[1],g=b[2],l=b[4],k=b[5],f=b[6],h=b[8],r=b[9];b=b[10];a[0]=Math.sqrt(c*c+d*d+g*g);a[1]=Math.sqrt(l*l+k*k+f*f);a[2]=Math.sqrt(h*
 h+r*r+b*b);return a};f.getRotation=function(a,b){var c=b[0]+b[5]+b[10];0<c?(c=2*Math.sqrt(c+1),a[3]=.25*c,a[0]=(b[6]-b[9])/c,a[1]=(b[8]-b[2])/c,a[2]=(b[1]-b[4])/c):b[0]>b[5]&b[0]>b[10]?(c=2*Math.sqrt(1+b[0]-b[5]-b[10]),a[3]=(b[6]-b[9])/c,a[0]=.25*c,a[1]=(b[1]+b[4])/c,a[2]=(b[8]+b[2])/c):b[5]>b[10]?(c=2*Math.sqrt(1+b[5]-b[0]-b[10]),a[3]=(b[8]-b[2])/c,a[0]=(b[1]+b[4])/c,a[1]=.25*c,a[2]=(b[6]+b[9])/c):(c=2*Math.sqrt(1+b[10]-b[0]-b[5]),a[3]=(b[1]-b[4])/c,a[0]=(b[8]+b[2])/c,a[1]=(b[6]+b[9])/c,a[2]=.25*
-c);return a};f.fromRotationTranslationScale=function(a,b,d,e){var c=b[0],l=b[1],k=b[2],f=b[3],h=c+c,r=l+l,n=k+k;b=c*h;var p=c*r;c*=n;var q=l*r;l*=n;k*=n;h*=f;r*=f;f*=n;n=e[0];var y=e[1];e=e[2];a[0]=(1-(q+k))*n;a[1]=(p+f)*n;a[2]=(c-r)*n;a[3]=0;a[4]=(p-f)*y;a[5]=(1-(b+k))*y;a[6]=(l+h)*y;a[7]=0;a[8]=(c+r)*e;a[9]=(l-h)*e;a[10]=(1-(b+q))*e;a[11]=0;a[12]=d[0];a[13]=d[1];a[14]=d[2];a[15]=1;return a};f.fromRotationTranslationScaleOrigin=function(a,b,d,e,g){var c=b[0],k=b[1],f=b[2],h=b[3],r=c+c,n=k+k,p=f+
-f;b=c*r;var q=c*n;c*=p;var y=k*n;k*=p;f*=p;r*=h;n*=h;h*=p;p=e[0];var x=e[1];e=e[2];var A=g[0],z=g[1];g=g[2];a[0]=(1-(y+f))*p;a[1]=(q+h)*p;a[2]=(c-n)*p;a[3]=0;a[4]=(q-h)*x;a[5]=(1-(b+f))*x;a[6]=(k+r)*x;a[7]=0;a[8]=(c+n)*e;a[9]=(k-r)*e;a[10]=(1-(b+y))*e;a[11]=0;a[12]=d[0]+A-(a[0]*A+a[4]*z+a[8]*g);a[13]=d[1]+z-(a[1]*A+a[5]*z+a[9]*g);a[14]=d[2]+g-(a[2]*A+a[6]*z+a[10]*g);a[15]=1;return a};f.fromQuat=function(a,b){var c=b[0],e=b[1],g=b[2];b=b[3];var l=c+c,k=e+e,f=g+g;c*=l;var h=e*l;e*=k;var r=g*l,n=g*k;
-g*=f;l*=b;k*=b;b*=f;a[0]=1-e-g;a[1]=h+b;a[2]=r-k;a[3]=0;a[4]=h-b;a[5]=1-c-g;a[6]=n+l;a[7]=0;a[8]=r+k;a[9]=n-l;a[10]=1-c-e;a[11]=0;a[12]=0;a[13]=0;a[14]=0;a[15]=1;return a};f.frustum=function(a,b,d,e,g,l,k){var c=1/(d-b),f=1/(g-e),h=1/(l-k);a[0]=2*l*c;a[1]=0;a[2]=0;a[3]=0;a[4]=0;a[5]=2*l*f;a[6]=0;a[7]=0;a[8]=(d+b)*c;a[9]=(g+e)*f;a[10]=(k+l)*h;a[11]=-1;a[12]=0;a[13]=0;a[14]=k*l*2*h;a[15]=0;return a};f.perspective=function(a,b,d,e,g){b=1/Math.tan(b/2);var c=1/(e-g);a[0]=b/d;a[1]=0;a[2]=0;a[3]=0;a[4]=
-0;a[5]=b;a[6]=0;a[7]=0;a[8]=0;a[9]=0;a[10]=(g+e)*c;a[11]=-1;a[12]=0;a[13]=0;a[14]=2*g*e*c;a[15]=0;return a};f.perspectiveFromFieldOfView=function(a,b,d,e){var c=Math.tan(b.upDegrees*Math.PI/180),l=Math.tan(b.downDegrees*Math.PI/180),k=Math.tan(b.leftDegrees*Math.PI/180);b=Math.tan(b.rightDegrees*Math.PI/180);var f=2/(k+b),h=2/(c+l);a[0]=f;a[1]=0;a[2]=0;a[3]=0;a[4]=0;a[5]=h;a[6]=0;a[7]=0;a[8]=-((k-b)*f*.5);a[9]=(c-l)*h*.5;a[10]=e/(d-e);a[11]=-1;a[12]=0;a[13]=0;a[14]=e*d/(d-e);a[15]=0;return a};f.ortho=
-function(a,b,d,e,g,l,k){var c=1/(b-d),f=1/(e-g),h=1/(l-k);a[0]=-2*c;a[1]=0;a[2]=0;a[3]=0;a[4]=0;a[5]=-2*f;a[6]=0;a[7]=0;a[8]=0;a[9]=0;a[10]=2*h;a[11]=0;a[12]=(b+d)*c;a[13]=(g+e)*f;a[14]=(k+l)*h;a[15]=1;return a};f.lookAt=function(a,b,d,e){var c=b[0],l=b[1];b=b[2];var k=e[0];var f=e[1];var h=e[2];var r=d[0];e=d[1];var p=d[2];if(Math.abs(c-r)<n.b&&Math.abs(l-e)<n.b&&Math.abs(b-p)<n.b)return mat4.identity(a);d=c-r;e=l-e;r=b-p;var q=1/Math.sqrt(d*d+e*e+r*r);d*=q;e*=q;r*=q;p=f*r-h*e;h=h*d-k*r;k=k*e-f*
-d;(q=Math.sqrt(p*p+h*h+k*k))?(q=1/q,p*=q,h*=q,k*=q):k=h=p=0;f=e*k-r*h;var w=r*p-d*k;var y=d*h-e*p;(q=Math.sqrt(f*f+w*w+y*y))?(q=1/q,f*=q,w*=q,y*=q):y=w=f=0;a[0]=p;a[1]=f;a[2]=d;a[3]=0;a[4]=h;a[5]=w;a[6]=e;a[7]=0;a[8]=k;a[9]=y;a[10]=r;a[11]=0;a[12]=-(p*c+h*l+k*b);a[13]=-(f*c+w*l+y*b);a[14]=-(d*c+e*l+r*b);a[15]=1;return a};f.targetTo=function(a,b,d,e){var c=b[0],l=b[1];b=b[2];var k=e[0],f=e[1],h=e[2];e=c-d[0];var r=l-d[1];d=b-d[2];var n=e*e+r*r+d*d;0<n&&(n=1/Math.sqrt(n),e*=n,r*=n,d*=n);n=f*d-h*r;h=
-h*e-k*d;k=k*r-f*e;a[0]=n;a[1]=h;a[2]=k;a[3]=0;a[4]=r*k-d*h;a[5]=d*n-e*k;a[6]=e*h-r*n;a[7]=0;a[8]=e;a[9]=r;a[10]=d;a[11]=0;a[12]=c;a[13]=l;a[14]=b;a[15]=1;return a};f.str=function(a){return"mat4("+a[0]+", "+a[1]+", "+a[2]+", "+a[3]+", "+a[4]+", "+a[5]+", "+a[6]+", "+a[7]+", "+a[8]+", "+a[9]+", "+a[10]+", "+a[11]+", "+a[12]+", "+a[13]+", "+a[14]+", "+a[15]+")"};f.frob=function(a){return Math.sqrt(Math.pow(a[0],2)+Math.pow(a[1],2)+Math.pow(a[2],2)+Math.pow(a[3],2)+Math.pow(a[4],2)+Math.pow(a[5],2)+Math.pow(a[6],
-2)+Math.pow(a[7],2)+Math.pow(a[8],2)+Math.pow(a[9],2)+Math.pow(a[10],2)+Math.pow(a[11],2)+Math.pow(a[12],2)+Math.pow(a[13],2)+Math.pow(a[14],2)+Math.pow(a[15],2))};f.add=function(a,b,d){a[0]=b[0]+d[0];a[1]=b[1]+d[1];a[2]=b[2]+d[2];a[3]=b[3]+d[3];a[4]=b[4]+d[4];a[5]=b[5]+d[5];a[6]=b[6]+d[6];a[7]=b[7]+d[7];a[8]=b[8]+d[8];a[9]=b[9]+d[9];a[10]=b[10]+d[10];a[11]=b[11]+d[11];a[12]=b[12]+d[12];a[13]=b[13]+d[13];a[14]=b[14]+d[14];a[15]=b[15]+d[15];return a};f.subtract=p;f.multiplyScalar=function(a,b,d){a[0]=
-b[0]*d;a[1]=b[1]*d;a[2]=b[2]*d;a[3]=b[3]*d;a[4]=b[4]*d;a[5]=b[5]*d;a[6]=b[6]*d;a[7]=b[7]*d;a[8]=b[8]*d;a[9]=b[9]*d;a[10]=b[10]*d;a[11]=b[11]*d;a[12]=b[12]*d;a[13]=b[13]*d;a[14]=b[14]*d;a[15]=b[15]*d;return a};f.multiplyScalarAndAdd=function(a,b,d,e){a[0]=b[0]+d[0]*e;a[1]=b[1]+d[1]*e;a[2]=b[2]+d[2]*e;a[3]=b[3]+d[3]*e;a[4]=b[4]+d[4]*e;a[5]=b[5]+d[5]*e;a[6]=b[6]+d[6]*e;a[7]=b[7]+d[7]*e;a[8]=b[8]+d[8]*e;a[9]=b[9]+d[9]*e;a[10]=b[10]+d[10]*e;a[11]=b[11]+d[11]*e;a[12]=b[12]+d[12]*e;a[13]=b[13]+d[13]*e;a[14]=
-b[14]+d[14]*e;a[15]=b[15]+d[15]*e;return a};f.exactEquals=function(a,b){return a[0]===b[0]&&a[1]===b[1]&&a[2]===b[2]&&a[3]===b[3]&&a[4]===b[4]&&a[5]===b[5]&&a[6]===b[6]&&a[7]===b[7]&&a[8]===b[8]&&a[9]===b[9]&&a[10]===b[10]&&a[11]===b[11]&&a[12]===b[12]&&a[13]===b[13]&&a[14]===b[14]&&a[15]===b[15]};f.equals=function(a,b){var c=a[0],e=a[1],g=a[2],l=a[3],k=a[4],f=a[5],h=a[6],r=a[7],p=a[8],q=a[9],w=a[10],y=a[11],x=a[12],A=a[13],z=a[14];a=a[15];var D=b[0],E=b[1],G=b[2],C=b[3],B=b[4],F=b[5],L=b[6],I=b[7],
-O=b[8],M=b[9],P=b[10],N=b[11],S=b[12],U=b[13],Z=b[14];b=b[15];return Math.abs(c-D)<=n.b*Math.max(1,Math.abs(c),Math.abs(D))&&Math.abs(e-E)<=n.b*Math.max(1,Math.abs(e),Math.abs(E))&&Math.abs(g-G)<=n.b*Math.max(1,Math.abs(g),Math.abs(G))&&Math.abs(l-C)<=n.b*Math.max(1,Math.abs(l),Math.abs(C))&&Math.abs(k-B)<=n.b*Math.max(1,Math.abs(k),Math.abs(B))&&Math.abs(f-F)<=n.b*Math.max(1,Math.abs(f),Math.abs(F))&&Math.abs(h-L)<=n.b*Math.max(1,Math.abs(h),Math.abs(L))&&Math.abs(r-I)<=n.b*Math.max(1,Math.abs(r),
-Math.abs(I))&&Math.abs(p-O)<=n.b*Math.max(1,Math.abs(p),Math.abs(O))&&Math.abs(q-M)<=n.b*Math.max(1,Math.abs(q),Math.abs(M))&&Math.abs(w-P)<=n.b*Math.max(1,Math.abs(w),Math.abs(P))&&Math.abs(y-N)<=n.b*Math.max(1,Math.abs(y),Math.abs(N))&&Math.abs(x-S)<=n.b*Math.max(1,Math.abs(x),Math.abs(S))&&Math.abs(A-U)<=n.b*Math.max(1,Math.abs(A),Math.abs(U))&&Math.abs(z-Z)<=n.b*Math.max(1,Math.abs(z),Math.abs(Z))&&Math.abs(a-b)<=n.b*Math.max(1,Math.abs(a),Math.abs(b))};var n=a(34);f.mul=q;f.sub=p},function(h,
-f,a){function q(){var a=new d.a(4);a[0]=0;a[1]=0;a[2]=0;a[3]=1;return a}function p(a,b,c){c*=.5;var d=Math.sin(c);a[0]=d*b[0];a[1]=d*b[1];a[2]=d*b[2];a[3]=Math.cos(c);return a}function n(a,b,c){var d=b[0],e=b[1],g=b[2];b=b[3];var k=c[0],l=c[1],f=c[2];c=c[3];a[0]=d*c+b*k+e*f-g*l;a[1]=e*c+b*l+g*k-d*f;a[2]=g*c+b*f+d*l-e*k;a[3]=b*c-d*k-e*l-g*f;return a}function c(a,b,c,d){var e=b[0],g=b[1],k=b[2];b=b[3];var l=c[0],f=c[1],h=c[2];c=c[3];var m=e*l+g*f+k*h+b*c;0>m&&(m=-m,l=-l,f=-f,h=-h,c=-c);if(1E-6<1-m){var r=
+c);return a};f.fromRotationTranslationScale=function(a,b,c,e){var d=b[0],l=b[1],k=b[2],f=b[3],h=d+d,r=l+l,n=k+k;b=d*h;var p=d*r;d*=n;var q=l*r;l*=n;k*=n;h*=f;r*=f;f*=n;n=e[0];var y=e[1];e=e[2];a[0]=(1-(q+k))*n;a[1]=(p+f)*n;a[2]=(d-r)*n;a[3]=0;a[4]=(p-f)*y;a[5]=(1-(b+k))*y;a[6]=(l+h)*y;a[7]=0;a[8]=(d+r)*e;a[9]=(l-h)*e;a[10]=(1-(b+q))*e;a[11]=0;a[12]=c[0];a[13]=c[1];a[14]=c[2];a[15]=1;return a};f.fromRotationTranslationScaleOrigin=function(a,b,c,e,g){var d=b[0],k=b[1],f=b[2],h=b[3],r=d+d,n=k+k,p=f+
+f;b=d*r;var q=d*n;d*=p;var y=k*n;k*=p;f*=p;r*=h;n*=h;h*=p;p=e[0];var x=e[1];e=e[2];var A=g[0],z=g[1];g=g[2];a[0]=(1-(y+f))*p;a[1]=(q+h)*p;a[2]=(d-n)*p;a[3]=0;a[4]=(q-h)*x;a[5]=(1-(b+f))*x;a[6]=(k+r)*x;a[7]=0;a[8]=(d+n)*e;a[9]=(k-r)*e;a[10]=(1-(b+y))*e;a[11]=0;a[12]=c[0]+A-(a[0]*A+a[4]*z+a[8]*g);a[13]=c[1]+z-(a[1]*A+a[5]*z+a[9]*g);a[14]=c[2]+g-(a[2]*A+a[6]*z+a[10]*g);a[15]=1;return a};f.fromQuat=function(a,b){var c=b[0],d=b[1],g=b[2];b=b[3];var l=c+c,k=d+d,f=g+g;c*=l;var h=d*l;d*=k;var r=g*l,n=g*k;
+g*=f;l*=b;k*=b;b*=f;a[0]=1-d-g;a[1]=h+b;a[2]=r-k;a[3]=0;a[4]=h-b;a[5]=1-c-g;a[6]=n+l;a[7]=0;a[8]=r+k;a[9]=n-l;a[10]=1-c-d;a[11]=0;a[12]=0;a[13]=0;a[14]=0;a[15]=1;return a};f.frustum=function(a,b,c,e,g,l,k){var d=1/(c-b),f=1/(g-e),h=1/(l-k);a[0]=2*l*d;a[1]=0;a[2]=0;a[3]=0;a[4]=0;a[5]=2*l*f;a[6]=0;a[7]=0;a[8]=(c+b)*d;a[9]=(g+e)*f;a[10]=(k+l)*h;a[11]=-1;a[12]=0;a[13]=0;a[14]=k*l*2*h;a[15]=0;return a};f.perspective=function(a,b,c,e,g){b=1/Math.tan(b/2);var d=1/(e-g);a[0]=b/c;a[1]=0;a[2]=0;a[3]=0;a[4]=
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-a.setPartIndex(c)+";\n");c.setFragmentMain("\nif (dot(vCircleCoord, vCircleCoord) > 1.0) {\n  discard;\n}\nemitAnnotation(vec4(vColor.rgb, 0.5));\n")});return a}n(g,a);k(g,[{key:"draw",value:function(a){var b=this,d=this.shaderGetter(a.renderContext.emitter);this.enable(d,a,function(){var e=d.gl,g=d.attribute("aCornerOffset");b.squareCornersBuffer.bindToVertexAttrib(g,2);var k=c.k.multiply(m,a.annotationLayer.state.globalToObject,a.renderContext.sliceView.viewportToData);e.uniformMatrix4fv(d.uniform("uViewportToObject"),
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+a.setPartIndex(c)+";\n");c.setFragmentMain("\nif (dot(vCircleCoord, vCircleCoord) > 1.0) {\n  discard;\n}\nemitAnnotation(vec4(vColor.rgb, 0.5));\n")});return a}n(g,a);k(g,[{key:"draw",value:function(a){var b=this,c=this.shaderGetter(a.renderContext.emitter);this.enable(c,a,function(){var e=c.gl,g=c.attribute("aCornerOffset");b.squareCornersBuffer.bindToVertexAttrib(g,2);var k=d.k.multiply(m,a.annotationLayer.state.globalToObject,a.renderContext.sliceView.viewportToData);e.uniformMatrix4fv(c.uniform("uViewportToObject"),
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 "\nEllipseQuadraticForm computeCrossSectionEllipse(mat3 A, vec3 c) {\n  EllipseQuadraticForm p;\n  p.A = A[0][0];\n  p.B = A[0][1] + A[1][0];\n  p.C = A[1][1];\n  p.D = -2.0 * c[0] * A[0][0] - c[1] * (A[0][1] + A[1][0]) +\n        c[2] * (A[0][2] + A[2][0]);\n  p.E = -c[0] * (A[0][1] + A[1][0]) - 2.0 * c[1] * A[1][1] +\n        c[2] * (A[1][2] + A[2][1]);\n  p.F = c[0] * c[0] * A[0][0] + c[0] * c[1] * (A[0][1] + A[1][0]) -\n        c[0] * c[2] * (A[0][2] + A[2][0]) + c[1] * c[1] * A[1][1] -\n        c[1] * c[2] * (A[1][2] + A[2][1]) + c[2] * c[2] * A[2][2] - 1.0;\n  return p;\n}\n"];
 f.c=["\nstruct EllipseQuadraticForm {\n  highp float A;  // x*x coefficient\n  highp float B;  // x*y coefficient\n  highp float C;  // y*y coefficient\n  highp float D;  // x coefficient\n  highp float E;  // y coefficient\n  highp float F;  // 1 coefficient\n};\n","\nstruct CenterOrientEllipse {\n  vec2 k;   // center\n  vec2 u1;  // minor axis direction\n  vec2 u2;  // major axis direction\n  float a;  // semimajor axis\n  float b;  // semiminor axis\n  bool valid; // indicates if the ellipse is valid\n};\n",
 "\nCenterOrientEllipse computeCenterOrientEllipse(EllipseQuadraticForm p) {\n  CenterOrientEllipse r;\n  float a11 = p.A;\n  float a12 = p.B / 2.0;\n  float a22 = p.C;\n  float b1 = p.D;\n  float b2 = p.E;\n  float c = p.F;\n  float kdenom = 2.0 * (a12 * a12 - a11 * a22);\n  float k1 = r.k.x = (a22 * b1 - a12 * b2) / kdenom;\n  float k2 = r.k.y = (a11 * b2 - a12 * b1) / kdenom;\n  float mu = 1.0 / (a11 * k1 * k1 + 2.0 * a12 * k1 * k2 + a22 * k2 * k2 - c);\n  float m11 = mu * a11;\n  float m12 = mu * a12;\n  float m22 = mu * a22;\n  float lambdaTerm1 = m11 + m22;\n  float lambdaTerm2 = sqrt((m11 - m22) * (m11 - m22) + 4.0 * m12 * m12);\n  float lambda1 = ((lambdaTerm1 + lambdaTerm2) / 2.0);\n  float lambda2 = ((lambdaTerm1 - lambdaTerm2) / 2.0);\n  r.a = 1.0 / sqrt(lambda1);\n  r.b = 1.0 / sqrt(lambda2);\n  r.valid = lambda1 > 0.0 && lambda2 > 0.0;\n  if (abs(m12) < 1e-10) {\n    r.u1 = vec2(1.0, 0.0);\n  } else if (m11 >= m22) {\n    r.u1 = normalize(vec2(lambda1 - m22, m12));\n  } else {\n    r.u1 = normalize(vec2(m12, lambda1 - m11));\n  }\n  r.u2 = vec2(-r.u1.y, r.u1.x);\n  return r;\n}\n"]},
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+d,d))}q(e,a);e.prototype._next=function(a){var b=this.contexts;if(b)for(var c=b.length,d=0;d<c;d++)b[d].window.next(a)};e.prototype._error=function(b){var c=this.contexts;this.contexts=null;if(c)for(var d=c.length,e=-1;++e<d;){var f=c[e];f.window.error(b);f.subscription.unsubscribe()}a.prototype._error.call(this,b)};e.prototype._complete=function(){var b=this.contexts;this.contexts=null;if(b)for(var c=b.length,d=-1;++d<c;){var e=b[d];e.window.complete();e.subscription.unsubscribe()}a.prototype._complete.call(this)};
+e.prototype._unsubscribe=function(){var a=this.contexts;this.contexts=null;if(a)for(var b=a.length,c=-1;++c<b;){var d=a[c];d.window.unsubscribe();d.subscription.unsubscribe()}};e.prototype.notifyNext=function(a,e,f,g,h){if(a===this.openings){g=d.tryCatch(this.closingSelector)(e);if(g===b.errorObject)return this.error(b.errorObject.e);a=new p.Subject;e=new n.Subscription;f={window:a,subscription:e};this.contexts.push(f);g=c.subscribeToResult(this,g,f);g.closed?this.closeWindow(this.contexts.length-
 1):(g.context=f,e.add(g));this.destination.next(a)}else this.closeWindow(this.contexts.indexOf(a))};e.prototype.notifyError=function(a){this.error(a)};e.prototype.notifyComplete=function(a){a!==this.openSubscription&&this.closeWindow(this.contexts.indexOf(a.context))};e.prototype.closeWindow=function(a){if(-1!==a){var b=this.contexts,c=b[a],d=c.window;c=c.subscription;b.splice(a,1);d.complete();c.unsubscribe()}};return e}(h.OuterSubscriber)},function(h,f,a){h=a(0);a=a(634);h.Observable.prototype.windowWhen=
-a.windowWhen},function(h,f,a){var q=this&&this.__extends||function(a,b){function c(){this.constructor=a}for(var d in b)b.hasOwnProperty(d)&&(a[d]=b[d]);a.prototype=null===b?Object.create(b):(c.prototype=b.prototype,new c)},p=a(12),n=a(17),c=a(13);h=a(5);var b=a(6);f.windowWhen=function(a){return this.lift(new d(a))};var d=function(){function a(a){this.closingSelector=a}a.prototype.call=function(a,b){return b.subscribe(new e(a,this.closingSelector))};return a}(),e=function(a){function d(b,c){a.call(this,
-b);this.destination=b;this.closingSelector=c;this.openWindow()}q(d,a);d.prototype.notifyNext=function(a,b,c,d,e){this.openWindow(e)};d.prototype.notifyError=function(a,b){this._error(a)};d.prototype.notifyComplete=function(a){this.openWindow(a)};d.prototype._next=function(a){this.window.next(a)};d.prototype._error=function(a){this.window.error(a);this.destination.error(a);this.unsubscribeClosingNotification()};d.prototype._complete=function(){this.window.complete();this.destination.complete();this.unsubscribeClosingNotification()};
-d.prototype.unsubscribeClosingNotification=function(){this.closingNotification&&this.closingNotification.unsubscribe()};d.prototype.openWindow=function(a){void 0===a&&(a=null);a&&(this.remove(a),a.unsubscribe());(a=this.window)&&a.complete();a=this.window=new p.Subject;this.destination.next(a);a=n.tryCatch(this.closingSelector)();a===c.errorObject?(a=c.errorObject.e,this.destination.error(a),this.window.error(a)):this.add(this.closingNotification=b.subscribeToResult(this,a))};return d}(h.OuterSubscriber)},
-function(h,f,a){h=a(0);a=a(636);h.Observable.prototype.withLatestFrom=a.withLatestFrom},function(h,f,a){var q=this&&this.__extends||function(a,c){function b(){this.constructor=a}for(var d in c)c.hasOwnProperty(d)&&(a[d]=c[d]);a.prototype=null===c?Object.create(c):(b.prototype=c.prototype,new b)};h=a(5);var p=a(6);f.withLatestFrom=function(){for(var a=[],c=0;c<arguments.length;c++)a[c-0]=arguments[c];var e;"function"===typeof a[a.length-1]&&(e=a.pop());return this.lift(new n(a,e))};var n=function(){function a(a,
-b){this.observables=a;this.project=b}a.prototype.call=function(a,b){return b.subscribe(new c(a,this.observables,this.project))};return a}(),c=function(a){function b(b,c,d){a.call(this,b);this.observables=c;this.project=d;this.toRespond=[];b=c.length;this.values=Array(b);for(d=0;d<b;d++)this.toRespond.push(d);for(d=0;d<b;d++){var e=c[d];this.add(p.subscribeToResult(this,e,e,d))}}q(b,a);b.prototype.notifyNext=function(a,b,c,d,f){this.values[c]=b;a=this.toRespond;0<a.length&&(c=a.indexOf(c),-1!==c&&
+a.windowWhen},function(h,f,a){var q=this&&this.__extends||function(a,b){function c(){this.constructor=a}for(var d in b)b.hasOwnProperty(d)&&(a[d]=b[d]);a.prototype=null===b?Object.create(b):(c.prototype=b.prototype,new c)},p=a(12),n=a(17),d=a(13);h=a(5);var b=a(6);f.windowWhen=function(a){return this.lift(new c(a))};var c=function(){function a(a){this.closingSelector=a}a.prototype.call=function(a,b){return b.subscribe(new e(a,this.closingSelector))};return a}(),e=function(a){function c(b,c){a.call(this,
+b);this.destination=b;this.closingSelector=c;this.openWindow()}q(c,a);c.prototype.notifyNext=function(a,b,c,d,e){this.openWindow(e)};c.prototype.notifyError=function(a,b){this._error(a)};c.prototype.notifyComplete=function(a){this.openWindow(a)};c.prototype._next=function(a){this.window.next(a)};c.prototype._error=function(a){this.window.error(a);this.destination.error(a);this.unsubscribeClosingNotification()};c.prototype._complete=function(){this.window.complete();this.destination.complete();this.unsubscribeClosingNotification()};
+c.prototype.unsubscribeClosingNotification=function(){this.closingNotification&&this.closingNotification.unsubscribe()};c.prototype.openWindow=function(a){void 0===a&&(a=null);a&&(this.remove(a),a.unsubscribe());(a=this.window)&&a.complete();a=this.window=new p.Subject;this.destination.next(a);a=n.tryCatch(this.closingSelector)();a===d.errorObject?(a=d.errorObject.e,this.destination.error(a),this.window.error(a)):this.add(this.closingNotification=b.subscribeToResult(this,a))};return c}(h.OuterSubscriber)},
+function(h,f,a){h=a(0);a=a(636);h.Observable.prototype.withLatestFrom=a.withLatestFrom},function(h,f,a){var q=this&&this.__extends||function(a,c){function b(){this.constructor=a}for(var d in c)c.hasOwnProperty(d)&&(a[d]=c[d]);a.prototype=null===c?Object.create(c):(b.prototype=c.prototype,new b)};h=a(5);var p=a(6);f.withLatestFrom=function(){for(var a=[],c=0;c<arguments.length;c++)a[c-0]=arguments[c];var d;"function"===typeof a[a.length-1]&&(d=a.pop());return this.lift(new n(a,d))};var n=function(){function a(a,
+b){this.observables=a;this.project=b}a.prototype.call=function(a,b){return b.subscribe(new d(a,this.observables,this.project))};return a}(),d=function(a){function b(b,c,d){a.call(this,b);this.observables=c;this.project=d;this.toRespond=[];b=c.length;this.values=Array(b);for(d=0;d<b;d++)this.toRespond.push(d);for(d=0;d<b;d++){var e=c[d];this.add(p.subscribeToResult(this,e,e,d))}}q(b,a);b.prototype.notifyNext=function(a,b,c,d,f){this.values[c]=b;a=this.toRespond;0<a.length&&(c=a.indexOf(c),-1!==c&&
 a.splice(c,1))};b.prototype.notifyComplete=function(){};b.prototype._next=function(a){0===this.toRespond.length&&(a=[a].concat(this.values),this.project?this._tryProject(a):this.destination.next(a))};b.prototype._tryProject=function(a){try{var b=this.project.apply(this,a)}catch(l){this.destination.error(l);return}this.destination.next(b)};return b}(h.OuterSubscriber)},function(h,f,a){h=a(0);a=a(128);h.Observable.prototype.zip=a.zipProto},function(h,f,a){h=a(0);a=a(639);h.Observable.prototype.zipAll=
-a.zipAll},function(h,f,a){var q=a(128);f.zipAll=function(a){return this.lift(new q.ZipOperator(a))}},function(h,f,a){var q=this&&this.__extends||function(a,b){function c(){this.constructor=a}for(var d in b)b.hasOwnProperty(d)&&(a[d]=b[d]);a.prototype=null===b?Object.create(b):(c.prototype=b.prototype,new c)},p=a(0),n=a(68),c=a(641),b=a(642),d=a(223),e=a(225);h=function(a){function f(b){a.call(this,e.VirtualAction,750);this.assertDeepEqual=b;this.hotObservables=[];this.coldObservables=[];this.flushTests=
-[]}q(f,a);f.prototype.createTime=function(a){a=a.indexOf("|");if(-1===a)throw Error('marble diagram for time should have a completion marker "|"');return a*f.frameTimeFactor};f.prototype.createColdObservable=function(a,b,d){if(-1!==a.indexOf("^"))throw Error('cold observable cannot have subscription offset "^"');if(-1!==a.indexOf("!"))throw Error('cold observable cannot have unsubscription marker "!"');a=f.parseMarbles(a,b,d);a=new c.ColdObservable(a,this);this.coldObservables.push(a);return a};f.prototype.createHotObservable=
+a.zipAll},function(h,f,a){var q=a(128);f.zipAll=function(a){return this.lift(new q.ZipOperator(a))}},function(h,f,a){var q=this&&this.__extends||function(a,b){function c(){this.constructor=a}for(var d in b)b.hasOwnProperty(d)&&(a[d]=b[d]);a.prototype=null===b?Object.create(b):(c.prototype=b.prototype,new c)},p=a(0),n=a(69),d=a(641),b=a(642),c=a(223),e=a(225);h=function(a){function f(b){a.call(this,e.VirtualAction,750);this.assertDeepEqual=b;this.hotObservables=[];this.coldObservables=[];this.flushTests=
+[]}q(f,a);f.prototype.createTime=function(a){a=a.indexOf("|");if(-1===a)throw Error('marble diagram for time should have a completion marker "|"');return a*f.frameTimeFactor};f.prototype.createColdObservable=function(a,b,c){if(-1!==a.indexOf("^"))throw Error('cold observable cannot have subscription offset "^"');if(-1!==a.indexOf("!"))throw Error('cold observable cannot have unsubscription marker "!"');a=f.parseMarbles(a,b,c);a=new d.ColdObservable(a,this);this.coldObservables.push(a);return a};f.prototype.createHotObservable=
 function(a,c,d){if(-1!==a.indexOf("!"))throw Error('hot observable cannot have unsubscription marker "!"');a=f.parseMarbles(a,c,d);a=new b.HotObservable(a,this);this.hotObservables.push(a);return a};f.prototype.materializeInnerObservable=function(a,b){var c=this,d=[];a.subscribe(function(a){d.push({frame:c.frame-b,notification:n.Notification.createNext(a)})},function(a){d.push({frame:c.frame-b,notification:n.Notification.createError(a)})},function(){d.push({frame:c.frame-b,notification:n.Notification.createComplete()})});
 return d};f.prototype.expectObservable=function(a,b){var c=this;void 0===b&&(b=null);var d=[],e={actual:d,ready:!1};b=f.parseMarblesAsSubscriptions(b).unsubscribedFrame;var g;this.schedule(function(){g=a.subscribe(function(a){var b=a;a instanceof p.Observable&&(b=c.materializeInnerObservable(b,c.frame));d.push({frame:c.frame,notification:n.Notification.createNext(b)})},function(a){d.push({frame:c.frame,notification:n.Notification.createError(a)})},function(){d.push({frame:c.frame,notification:n.Notification.createComplete()})})},
 0);b!==Number.POSITIVE_INFINITY&&this.schedule(function(){return g.unsubscribe()},b);this.flushTests.push(e);return{toBe:function(a,b,c){e.ready=!0;e.expected=f.parseMarbles(a,b,c,!0)}}};f.prototype.expectSubscriptions=function(a){var b={actual:a,ready:!1};this.flushTests.push(b);return{toBe:function(a){a="string"===typeof a?[a]:a;b.ready=!0;b.expected=a.map(function(a){return f.parseMarblesAsSubscriptions(a)})}}};f.prototype.flush=function(){for(var b=this.hotObservables;0<b.length;)b.shift().setup();
-a.prototype.flush.call(this);for(b=this.flushTests.filter(function(a){return a.ready});0<b.length;){var c=b.shift();this.assertDeepEqual(c.actual,c.expected)}};f.parseMarblesAsSubscriptions=function(a){if("string"!==typeof a)return new d.SubscriptionLog(Number.POSITIVE_INFINITY);for(var b=a.length,c=-1,e=Number.POSITIVE_INFINITY,f=Number.POSITIVE_INFINITY,g=0;g<b;g++){var h=g*this.frameTimeFactor,k=a[g];switch(k){case "-":case " ":break;case "(":c=h;break;case ")":c=-1;break;case "^":if(e!==Number.POSITIVE_INFINITY)throw Error("found a second subscription point '^' in a subscription marble diagram. There can only be one.");
-e=-1<c?c:h;break;case "!":if(f!==Number.POSITIVE_INFINITY)throw Error("found a second subscription point '^' in a subscription marble diagram. There can only be one.");f=-1<c?c:h;break;default:throw Error("there can only be '^' and '!' markers in a subscription marble diagram. Found instead '"+k+"'.");}}return 0>f?new d.SubscriptionLog(e):new d.SubscriptionLog(e,f)};f.parseMarbles=function(a,b,d,e){void 0===e&&(e=!1);if(-1!==a.indexOf("!"))throw Error('conventional marble diagrams cannot have the unsubscription marker "!"');
-var f=a.length,g=[],h=a.indexOf("^");h=-1===h?0:h*-this.frameTimeFactor;for(var k="object"!==typeof b?function(a){return a}:function(a){return e&&b[a]instanceof c.ColdObservable?b[a].messages:b[a]},l=-1,m=0;m<f;m++){var q=m*this.frameTimeFactor+h,p=void 0,r=a[m];switch(r){case "-":case " ":break;case "(":l=q;break;case ")":l=-1;break;case "|":p=n.Notification.createComplete();break;case "^":break;case "#":p=n.Notification.createError(d||"error");break;default:p=n.Notification.createNext(k(r))}p&&
-g.push({frame:-1<l?l:q,notification:p})}return g};return f}(e.VirtualTimeScheduler);f.TestScheduler=h},function(h,f,a){var q=this&&this.__extends||function(a,b){function c(){this.constructor=a}for(var e in b)b.hasOwnProperty(e)&&(a[e]=b[e]);a.prototype=null===b?Object.create(b):(c.prototype=b.prototype,new c)},p=a(0),n=a(11);h=a(222);a=a(224);p=function(a){function b(b,c){a.call(this,function(a){var b=this,c=b.logSubscribedFrame();a.add(new n.Subscription(function(){b.logUnsubscribedFrame(c)}));b.scheduleMessages(a);
-return a});this.messages=b;this.subscriptions=[];this.scheduler=c}q(b,a);b.prototype.scheduleMessages=function(a){for(var b=this.messages.length,c=0;c<b;c++){var d=this.messages[c];a.add(this.scheduler.schedule(function(a){a.message.notification.observe(a.subscriber)},d.frame,{message:d,subscriber:a}))}};return b}(p.Observable);f.ColdObservable=p;a.applyMixins(p,[h.SubscriptionLoggable])},function(h,f,a){var q=this&&this.__extends||function(a,b){function c(){this.constructor=a}for(var e in b)b.hasOwnProperty(e)&&
-(a[e]=b[e]);a.prototype=null===b?Object.create(b):(c.prototype=b.prototype,new c)},p=a(12),n=a(11);h=a(222);a=a(224);p=function(a){function b(b,c){a.call(this);this.messages=b;this.subscriptions=[];this.scheduler=c}q(b,a);b.prototype._subscribe=function(b){var c=this,d=c.logSubscribedFrame();b.add(new n.Subscription(function(){c.logUnsubscribedFrame(d)}));return a.prototype._subscribe.call(this,b)};b.prototype.setup=function(){for(var a=this,b=a.messages.length,c=0;c<b;c++)(function(){var b=a.messages[c];
-a.scheduler.schedule(function(){b.notification.observe(a)},b.frame)})()};return b}(p.Subject);f.HotObservable=p;a.applyMixins(p,[h.SubscriptionLoggable])},function(h,f,a){h=a(644);a=a(646);f.animationFrame=new a.AnimationFrameScheduler(h.AnimationFrameAction)},function(h,f,a){var q=this&&this.__extends||function(a,c){function b(){this.constructor=a}for(var d in c)c.hasOwnProperty(d)&&(a[d]=c[d]);a.prototype=null===c?Object.create(c):(b.prototype=c.prototype,new b)};h=a(69);var p=a(645);a=function(a){function c(b,
-c){a.call(this,b,c);this.scheduler=b;this.work=c}q(c,a);c.prototype.requestAsyncId=function(b,c,e){void 0===e&&(e=0);if(null!==e&&0<e)return a.prototype.requestAsyncId.call(this,b,c,e);b.actions.push(this);return b.scheduled||(b.scheduled=p.AnimationFrame.requestAnimationFrame(b.flush.bind(b,null)))};c.prototype.recycleAsyncId=function(b,c,e){void 0===e&&(e=0);if(null!==e&&0<e||null===e&&0<this.delay)return a.prototype.recycleAsyncId.call(this,b,c,e);0===b.actions.length&&(p.AnimationFrame.cancelAnimationFrame(c),
-b.scheduled=void 0)};return c}(h.AsyncAction);f.AnimationFrameAction=a},function(h,f,a){h=a(16);a=function(){return function(a){a.requestAnimationFrame?(this.cancelAnimationFrame=a.cancelAnimationFrame.bind(a),this.requestAnimationFrame=a.requestAnimationFrame.bind(a)):a.mozRequestAnimationFrame?(this.cancelAnimationFrame=a.mozCancelAnimationFrame.bind(a),this.requestAnimationFrame=a.mozRequestAnimationFrame.bind(a)):a.webkitRequestAnimationFrame?(this.cancelAnimationFrame=a.webkitCancelAnimationFrame.bind(a),
+a.prototype.flush.call(this);for(b=this.flushTests.filter(function(a){return a.ready});0<b.length;){var c=b.shift();this.assertDeepEqual(c.actual,c.expected)}};f.parseMarblesAsSubscriptions=function(a){if("string"!==typeof a)return new c.SubscriptionLog(Number.POSITIVE_INFINITY);for(var b=a.length,d=-1,e=Number.POSITIVE_INFINITY,f=Number.POSITIVE_INFINITY,g=0;g<b;g++){var h=g*this.frameTimeFactor,k=a[g];switch(k){case "-":case " ":break;case "(":d=h;break;case ")":d=-1;break;case "^":if(e!==Number.POSITIVE_INFINITY)throw Error("found a second subscription point '^' in a subscription marble diagram. There can only be one.");
+e=-1<d?d:h;break;case "!":if(f!==Number.POSITIVE_INFINITY)throw Error("found a second subscription point '^' in a subscription marble diagram. There can only be one.");f=-1<d?d:h;break;default:throw Error("there can only be '^' and '!' markers in a subscription marble diagram. Found instead '"+k+"'.");}}return 0>f?new c.SubscriptionLog(e):new c.SubscriptionLog(e,f)};f.parseMarbles=function(a,b,c,e){void 0===e&&(e=!1);if(-1!==a.indexOf("!"))throw Error('conventional marble diagrams cannot have the unsubscription marker "!"');
+var f=a.length,g=[],h=a.indexOf("^");h=-1===h?0:h*-this.frameTimeFactor;for(var k="object"!==typeof b?function(a){return a}:function(a){return e&&b[a]instanceof d.ColdObservable?b[a].messages:b[a]},l=-1,m=0;m<f;m++){var q=m*this.frameTimeFactor+h,p=void 0,r=a[m];switch(r){case "-":case " ":break;case "(":l=q;break;case ")":l=-1;break;case "|":p=n.Notification.createComplete();break;case "^":break;case "#":p=n.Notification.createError(c||"error");break;default:p=n.Notification.createNext(k(r))}p&&
+g.push({frame:-1<l?l:q,notification:p})}return g};return f}(e.VirtualTimeScheduler);f.TestScheduler=h},function(h,f,a){var q=this&&this.__extends||function(a,b){function c(){this.constructor=a}for(var d in b)b.hasOwnProperty(d)&&(a[d]=b[d]);a.prototype=null===b?Object.create(b):(c.prototype=b.prototype,new c)},p=a(0),n=a(11);h=a(222);a=a(224);p=function(a){function b(b,d){a.call(this,function(a){var b=this,c=b.logSubscribedFrame();a.add(new n.Subscription(function(){b.logUnsubscribedFrame(c)}));b.scheduleMessages(a);
+return a});this.messages=b;this.subscriptions=[];this.scheduler=d}q(b,a);b.prototype.scheduleMessages=function(a){for(var b=this.messages.length,c=0;c<b;c++){var d=this.messages[c];a.add(this.scheduler.schedule(function(a){a.message.notification.observe(a.subscriber)},d.frame,{message:d,subscriber:a}))}};return b}(p.Observable);f.ColdObservable=p;a.applyMixins(p,[h.SubscriptionLoggable])},function(h,f,a){var q=this&&this.__extends||function(a,b){function c(){this.constructor=a}for(var d in b)b.hasOwnProperty(d)&&
+(a[d]=b[d]);a.prototype=null===b?Object.create(b):(c.prototype=b.prototype,new c)},p=a(12),n=a(11);h=a(222);a=a(224);p=function(a){function b(b,d){a.call(this);this.messages=b;this.subscriptions=[];this.scheduler=d}q(b,a);b.prototype._subscribe=function(b){var c=this,d=c.logSubscribedFrame();b.add(new n.Subscription(function(){c.logUnsubscribedFrame(d)}));return a.prototype._subscribe.call(this,b)};b.prototype.setup=function(){for(var a=this,b=a.messages.length,d=0;d<b;d++)(function(){var b=a.messages[d];
+a.scheduler.schedule(function(){b.notification.observe(a)},b.frame)})()};return b}(p.Subject);f.HotObservable=p;a.applyMixins(p,[h.SubscriptionLoggable])},function(h,f,a){h=a(644);a=a(646);f.animationFrame=new a.AnimationFrameScheduler(h.AnimationFrameAction)},function(h,f,a){var q=this&&this.__extends||function(a,d){function b(){this.constructor=a}for(var c in d)d.hasOwnProperty(c)&&(a[c]=d[c]);a.prototype=null===d?Object.create(d):(b.prototype=d.prototype,new b)};h=a(70);var p=a(645);a=function(a){function d(b,
+c){a.call(this,b,c);this.scheduler=b;this.work=c}q(d,a);d.prototype.requestAsyncId=function(b,c,d){void 0===d&&(d=0);if(null!==d&&0<d)return a.prototype.requestAsyncId.call(this,b,c,d);b.actions.push(this);return b.scheduled||(b.scheduled=p.AnimationFrame.requestAnimationFrame(b.flush.bind(b,null)))};d.prototype.recycleAsyncId=function(b,c,d){void 0===d&&(d=0);if(null!==d&&0<d||null===d&&0<this.delay)return a.prototype.recycleAsyncId.call(this,b,c,d);0===b.actions.length&&(p.AnimationFrame.cancelAnimationFrame(c),
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 this.requestAnimationFrame=a.webkitRequestAnimationFrame.bind(a)):a.msRequestAnimationFrame?(this.cancelAnimationFrame=a.msCancelAnimationFrame.bind(a),this.requestAnimationFrame=a.msRequestAnimationFrame.bind(a)):a.oRequestAnimationFrame?(this.cancelAnimationFrame=a.oCancelAnimationFrame.bind(a),this.requestAnimationFrame=a.oRequestAnimationFrame.bind(a)):(this.cancelAnimationFrame=a.clearTimeout.bind(a),this.requestAnimationFrame=function(f){return a.setTimeout(f,1E3/60)})}}();f.RequestAnimationFrameDefinition=
-a;f.AnimationFrame=new a(h.root)},function(h,f,a){var q=this&&this.__extends||function(a,f){function c(){this.constructor=a}for(var b in f)f.hasOwnProperty(b)&&(a[b]=f[b]);a.prototype=null===f?Object.create(f):(c.prototype=f.prototype,new c)};h=function(a){function f(){a.apply(this,arguments)}q(f,a);f.prototype.flush=function(a){this.active=!0;this.scheduled=void 0;var b=this.actions,c,e=-1,f=b.length;a=a||b.shift();do if(c=a.execute(a.state,a.delay))break;while(++e<f&&(a=b.shift()));this.active=
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+!1;if(c){for(;++d<f&&(a=b.shift());)a.unsubscribe();throw c;}};return f}(a(71).AsyncScheduler);f.AnimationFrameScheduler=h},function(h,f,a){h=a(0);a.n(h);h.Observable.prototype.notNull=function(){return this.filter(function(a){return!!a}).map(function(a){return a})};h.Observable.prototype.unseen=function(a){$jscomp.initSymbol();var f=Symbol("marker");return this.filter(function(h){return!(a?a(h):h)[f]}).map(function(h){(a?a(h):h)[f]=!0;return h})};h.Observable.prototype.ofType=function(a){return this.filter(function(f){return f instanceof
 a}).map(function(a){return a})}}])});