ClassificationPrimitives tests

Author: lilleyse

Source/Scene/InvertClassification.js

@@ -112,7 +112,6 @@ define([
             reference : 0,
             mask : StencilConstants.CLASSIFICATION_MASK
         },
-        stencilMask : StencilConstants.CLASSIFICATION_MASK,
         blending : BlendingState.ALPHA_BLEND
     };
 
@@ -130,15 +129,19 @@ define([
             reference : 0,
             mask : StencilConstants.CLASSIFICATION_MASK
         },
-        stencilMask : StencilConstants.CLASSIFICATION_MASK,
         blending : BlendingState.ALPHA_BLEND
     };
 
+    // Set the 3D Tiles bit when rendering back into the scene's framebuffer. This is only needed if
+    // invert classification does not use the scene's depth-stencil texture, which is the case if the invert
+    // classification color is translucent.
     var rsDefault = {
         depthMask : true,
         depthTest : {
             enabled : true
         },
+        stencilTest : StencilConstants.setCesium3DTileBit(),
+        stencilMask : StencilConstants.CESIUM_3D_TILE_MASK,
         blending : BlendingState.ALPHA_BLEND
     };
 

Source/Scene/Scene.js

@@ -46,6 +46,7 @@ define([
         '../Renderer/Framebuffer',
         '../Renderer/Pass',
         '../Renderer/PixelDatatype',
+        '../Renderer/RenderState',
         '../Renderer/ShaderProgram',
         '../Renderer/ShaderSource',
         '../Renderer/Texture',
@@ -76,6 +77,7 @@ define([
         './SceneTransitioner',
         './ScreenSpaceCameraController',
         './ShadowMap',
+        './StencilConstants',
         './SunPostProcess',
         './TweenCollection',
         './View'
@@ -127,6 +129,7 @@ define([
         Framebuffer,
         Pass,
         PixelDatatype,
+        RenderState,
         ShaderProgram,
         ShaderSource,
         Texture,
@@ -157,6 +160,7 @@ define([
         SceneTransitioner,
         ScreenSpaceCameraController,
         ShadowMap,
+        StencilConstants,
         SunPostProcess,
         TweenCollection,
         View) {
@@ -322,6 +326,12 @@ define([
         this._stencilClearCommand = new ClearCommand({
             stencil : 0
         });
+        this._classificationStencilClearCommand = new ClearCommand({
+            stencil : 0,
+            renderState : RenderState.fromCache({
+                stencilMask : StencilConstants.CLASSIFICATION_MASK
+            })
+        });
 
         this._depthOnlyRenderStateCache = {};
         this._pickRenderStateCache = {};
@@ -2146,6 +2156,7 @@ define([
         var useDepthPlane = environmentState.useDepthPlane;
         var clearDepth = scene._depthClearCommand;
         var clearStencil = scene._stencilClearCommand;
+        var clearClassificationStencil = scene._classificationStencilClearCommand;
         var depthPlane = scene._depthPlane;
         var usePostProcessSelected = environmentState.usePostProcessSelected;
 
@@ -2304,7 +2315,7 @@ define([
 
                 // Clear stencil set by the classification for the next classification pass
                 if (length > 0 && context.stencilBuffer) {
-                    clearStencil.execute(context, passState);
+                    clearClassificationStencil.execute(context, passState);
                 }
 
                 // Draw style over classification.

Specs/Scene/Batched3DModel3DTileContentClassificationSpec.js

@@ -104,7 +104,7 @@ defineSuite([
             asynchronous : false
         });
 
-        this.pass = pass;
+        this._pass = pass;
     }
 
     MockPrimitive.prototype.update = function(frameState) {
@@ -114,7 +114,7 @@ defineSuite([
 
         for (var i = startLength; i < commandList.length; ++i) {
             var command = commandList[i];
-            command.pass = this.pass;
+            command.pass = this._pass;
         }
     };