Merge pull request #3470 from xuchen-shadow/preview

Change variables of GeometryBufferRenderer protected and _geometryBuf…

src/Rendering/babylon.geometryBufferRenderer.ts

@@ -2,13 +2,12 @@ module BABYLON {
     export class GeometryBufferRenderer {
         private _scene: Scene;
         private _multiRenderTarget: MultiRenderTarget;
-        private _effect: Effect;
         private _ratio: number;
-
-        private _cachedDefines: string;
-
         private _enablePosition: boolean = false;
 
+        protected _effect: Effect;
+        protected _cachedDefines: string;
+
         public set renderList(meshes: Mesh[]) {
             this._multiRenderTarget.renderList = meshes;
         }
@@ -27,6 +26,14 @@ module BABYLON {
             this._createRenderTargets();
         }
 
+        public get scene(): Scene {
+            return this._scene;
+        }
+
+        public get ratio(): number {
+            return this._ratio
+        }
+
         constructor(scene: Scene, ratio: number = 1) {
             this._scene = scene;
             this._ratio = ratio;
@@ -121,7 +128,7 @@ module BABYLON {
             this.getGBuffer().dispose();
         }
 
-        private _createRenderTargets(): void {
+        protected _createRenderTargets(): void {
             var engine = this._scene.getEngine();
             var count = this._enablePosition ? 3 : 2;
 

src/babylon.scene.ts

@@ -930,6 +930,14 @@
 
         private _depthRenderer: Nullable<DepthRenderer>;
         private _geometryBufferRenderer: Nullable<GeometryBufferRenderer>;
+        public get geometryBufferRenderer(): Nullable<GeometryBufferRenderer> {
+            return this._geometryBufferRenderer;
+        }
+        public set geometryBufferRenderer(geometryBufferRenderer: Nullable<GeometryBufferRenderer>) {
+            if (geometryBufferRenderer && geometryBufferRenderer.isSupported) {
+                this._geometryBufferRenderer = geometryBufferRenderer;
+            }
+        }
 
         private _pickedDownMesh: Nullable<AbstractMesh>;
         private _pickedUpMesh: Nullable<AbstractMesh>;