Hide change for billboard hierarchy with a static flag

BabylonJS · Oct 10, 2022 · 4a8c5ee · 4a8c5ee
1 parent e354fe0
commit 4a8c5ee
Showing 1 changed file with 9 additions and 3 deletions.
diff --git a/packages/dev/core/src/Meshes/transformNode.ts b/packages/dev/core/src/Meshes/transformNode.ts
@@ -39,6 +39,10 @@ export class TransformNode extends Node {
      * Object will rotate to face the camera's position instead of orientation
      */
     public static BILLBOARDMODE_USE_POSITION = 128;
+    /**
+     * Child transform with Billboard flags should or should not apply parent rotation (default if off)
+     */
+    public static BillboardUseParentOrientation: boolean = false;
 
     private static _TmpRotation = Quaternion.Zero();
     private static _TmpScaling = Vector3.Zero();
@@ -1110,9 +1114,11 @@ export class TransformNode extends Node {
                 Matrix.ScalingToRef(scale.x, scale.y, scale.z, TmpVectors.Matrix[7]);
                 TmpVectors.Matrix[7].setTranslation(translation);
 
-                // set localMatrix translation to be transformed against parent's orientation.
-                this._position.applyRotationQuaternionToRef(orientation, translation);
-                this._localMatrix.setTranslation(translation);
+                if (TransformNode.BillboardUseParentOrientation) {
+                    // set localMatrix translation to be transformed against parent's orientation.
+                    this._position.applyRotationQuaternionToRef(orientation, translation);
+                    this._localMatrix.setTranslation(translation);
+                }
 
                 this._localMatrix.multiplyToRef(TmpVectors.Matrix[7], this._worldMatrix);
             } else {