Added world reduction after subtree removel from the scene. Removed all sandbox calls to the World interface

packages/viewer-sandbox/src/Sandbox.ts

@@ -126,16 +126,16 @@ export default class Sandbox {
       this.refresh()
     })
     viewer.on(ViewerEvent.UnloadComplete, (url: string) => {
+      url
       this.removeViewControls()
       this.addViewControls()
       this.properties = this.viewer.getObjectProperties()
-      viewer.World.reduceWorld(this.viewer.getWorldTree().getRenderTree(url).treeBounds)
     })
     viewer.on(ViewerEvent.UnloadAllComplete, (url: string) => {
       this.removeViewControls()
       this.addViewControls()
       this.properties = this.viewer.getObjectProperties()
-      viewer.World.resetWorld()
+      // viewer.World.resetWorld()
       url
     })
     viewer.on(ViewerEvent.ObjectClicked, (selectionEvent: SelectionEvent) => {

packages/viewer/src/modules/SpeckleRenderer.ts

@@ -600,6 +600,11 @@ export default class SpeckleRenderer {
     this.rootGroup.remove(this.rootGroup.getObjectByName(subtreeId))
     this.updateShadowCatcher()
 
+    const batches = this.batcher.getBatches(subtreeId)
+    batches.forEach((value) => {
+      this.viewer.World.reduceWorld(value.bounds)
+    })
+
     this.batcher.purgeBatches(subtreeId)
     this.updateDirectLights()
     this.updateHelpers()