Fix visibility issue

src/Materials/babylon.pushMaterial.ts

@@ -41,8 +41,8 @@
             this.getScene()._cachedEffect = effect;
         }
 
-        protected _mustRebind(scene: Scene, effect: Effect) {
-            return scene.getCachedEffect() !== effect || scene.getCachedMaterial() !== this;
+        protected _mustRebind(scene: Scene, effect: Effect, visibility: number = 0) {
+            return scene.isCachedMaterialValid(this, effect, visibility);
         }
 
         public markAsDirty(flag: number): void {

src/Materials/babylon.standardMaterial.ts

@@ -821,7 +821,7 @@ module BABYLON {
 
             // Bones
             MaterialHelper.BindBonesParameters(mesh, effect);
-            if (this._mustRebind(scene, effect)) {
+            if (this._mustRebind(scene, effect, mesh.visibility)) {
                 this._uniformBuffer.bindToEffect(effect, "Material");
                 
                 this.bindViewProjection(effect);
@@ -918,6 +918,7 @@ module BABYLON {
                         this._uniformBuffer.updateColor4("vSpecularColor", this.specularColor, this.specularPower);
                     }
                     this._uniformBuffer.updateColor3("vEmissiveColor", this.emissiveColor);
+
                     // Diffuse
                     this._uniformBuffer.updateColor4("vDiffuseColor", this.diffuseColor, this.alpha * mesh.visibility);
                 }

src/Rendering/babylon.boundingBoxRenderer.ts

@@ -22,7 +22,7 @@
             this._colorShader = new ShaderMaterial("colorShader", this._scene, "color",
                 {
                     attributes: [VertexBuffer.PositionKind],
-                    uniforms: ["worldViewProjection", "color"]
+                    uniforms: ["world", "viewProjection", "color"]
                 });
 
 

src/babylon.scene.ts

@@ -658,6 +658,7 @@
 
         public _cachedMaterial: Material;
         public _cachedEffect: Effect;
+        public _cachedVisibility: number;
 
         private _renderId = 0;
         private _executeWhenReadyTimeoutId = -1;
@@ -812,10 +813,18 @@
             return this._cachedMaterial;
         }
 
-         public getCachedEffect(): Effect {
+        public getCachedEffect(): Effect {
             return this._cachedEffect;
         }
 
+        public getCachedVisibility(): number {
+            return this._cachedVisibility;
+        }
+
+        public isCachedMaterialValid(material: Material, effect: Effect, visibility: number = 0) {
+            return this._cachedEffect !== effect || this._cachedMaterial !== material || this._cachedVisibility !== visibility;
+        }
+
         public getBoundingBoxRenderer(): BoundingBoxRenderer {
             if (!this._boundingBoxRenderer) {
                 this._boundingBoxRenderer = new BoundingBoxRenderer(this);
@@ -1508,6 +1517,7 @@
         public resetCachedMaterial(): void {
             this._cachedMaterial = null;
             this._cachedEffect = null;
+            this._cachedVisibility = null;
         }
 
         public registerBeforeRender(func: () => void): void {