chore: skip short camera animation, added min camera angle

Unipisa · Feb 14, 2024 · 9c5952c · 9c5952c
1 parent b5b27bd
commit 9c5952c
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diff --git a/src/dm-planimetria/Canvas3D.js b/src/dm-planimetria/Canvas3D.js
@@ -73,6 +73,11 @@ export class Canvas3D extends THREE.EventDispatcher {
         const oldPosition = this.camera.position.clone()
         const oldTarget = this.cameraControls.target.clone()
 
+        if (oldPosition.distanceTo(position) < 1e-3 && oldTarget.distanceTo(target) < 1e-3) {
+            this.moveCamera(position, target)
+            return
+        }
+
         const startTime = new Date().getTime()
 
         // custom easing function, "fast then slow"

diff --git a/src/dm-planimetria/PlanimetrieViewer.js b/src/dm-planimetria/PlanimetrieViewer.js
@@ -151,6 +151,8 @@ export class PlanimetrieViewer extends THREE.EventDispatcher {
                 )
 
             const dir = this.canvas3d.camera.position.clone().sub(barycenter).normalize()
+            dir.y = Math.max(0.5, dir.y)
+            dir.normalize()
 
             const newPosition = barycenter.clone().add(dir.multiplyScalar(maxDistance))
             const newTarget = barycenter.clone()