[FIX] Particle world bounds CPU fix (playcanvas#2059)

ellthompson · Elliott Thompson · web-flow · commit 102aa4467d63 · 2020-05-06T18:37:58.000+01:00
Co-authored-by: Elliott Thompson &lt;elliott@moo.com&gt;
diff --git a/src/scene/particle-system/particle-emitter.js b/src/scene/particle-system/particle-emitter.js
@@ -384,16 +384,19 @@ Object.assign(pc, function () {
             this.prevWorldBoundsSize.copy(this.worldBoundsSize);
             this.prevWorldBoundsCenter.copy(this.worldBounds.center);
 
-            var recalculateLocalBounds = false;
-            if (this.emitterShape === pc.EMITTERSHAPE_BOX) {
-                recalculateLocalBounds = !this.emitterExtents.equals(this.prevEmitterExtents);
-            } else {
-                recalculateLocalBounds = !(this.emitterRadius === this.prevEmitterRadius);
-            }
-            if (recalculateLocalBounds) {
-                this.calculateLocalBounds();
+            if (!this.useCpu) {
+                var recalculateLocalBounds = false;
+                if (this.emitterShape === pc.EMITTERSHAPE_BOX) {
+                    recalculateLocalBounds = !this.emitterExtents.equals(this.prevEmitterExtents);
+                } else {
+                    recalculateLocalBounds = !(this.emitterRadius === this.prevEmitterRadius);
+                }
+                if (recalculateLocalBounds) {
+                    this.calculateLocalBounds();
+                }
             }
 
+
             var nodeWT = this.node.getWorldTransform();
             if (this.localSpace) {
                 this.worldBoundsNoTrail.copy(this.localBounds);
@@ -1088,9 +1091,7 @@ Object.assign(pc, function () {
 
             this.simTimeTotal += delta;
 
-            if (!this.useCpu) {
-                this.calculateWorldBounds();
-            }
+            this.calculateWorldBounds();
 
             if (this._isAnimated()) {
                 var tilesParams = this.animTilesParams;
