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@@ -590,7 +590,7 @@ export class FirstPersonControls extends THREE.EventDispatcher {
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let speed
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let speed
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let pano = viewer.images360.findNearestPano()
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let pano = viewer.images360.findNearestPano()
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if(!pano){
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if(!pano){
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- if(!viewer.bound)return
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+ if(!viewer.bound || viewer.bound.boundSize.x == 0)return
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let boundFloor = viewer.bound.boundingBox.clone();
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let boundFloor = viewer.bound.boundingBox.clone();
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boundFloor.max.z = boundFloor.min.z
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boundFloor.max.z = boundFloor.min.z
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speed = boundFloor.distanceToPoint(viewer.mainViewport.view.position)
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speed = boundFloor.distanceToPoint(viewer.mainViewport.view.position)
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