Render changes

apps/RenderCadenceCompositor/app/RenderCadenceApp.h

@@ -237,7 +237,7 @@ private:
 		Log("runtime-shader", "Starting background Slang build for shader '" + mConfig.runtimeShaderId + "'.");
 		const std::string layerId = FirstRuntimeLayerId();
 		if (!layerId.empty())
-			StartLayerShaderBuild(layerId, mConfig.runtimeShaderId, true);
+			StartLayerShaderBuild(layerId, mConfig.runtimeShaderId);
 	}
 
 	void LoadSupportedShaderCatalog()
@@ -279,12 +279,16 @@ private:
 			mRuntimeLayerModel.MarkBuildStarted(layerId, message, error);
 	}
 
-	void MarkRuntimeBuildReady(const RuntimeShaderArtifact& artifact)
+	bool MarkRuntimeBuildReady(const RuntimeShaderArtifact& artifact)
 	{
 		std::lock_guard<std::mutex> lock(mRuntimeLayerMutex);
 		std::string error;
 		if (!mRuntimeLayerModel.MarkBuildReady(artifact, error))
+		{
 			LogWarning("runtime-shader", error);
+			return false;
+		}
+		return true;
 	}
 
 	void MarkRuntimeBuildFailed(const std::string& message)
@@ -308,7 +312,7 @@ private:
 		return mRuntimeLayerModel.FirstLayerId();
 	}
 
-	void StartLayerShaderBuild(const std::string& layerId, const std::string& shaderId, bool submitToRender)
+	void StartLayerShaderBuild(const std::string& layerId, const std::string& shaderId)
 	{
 		{
 			std::lock_guard<std::mutex> lock(mRuntimeLayerMutex);
@@ -329,10 +333,9 @@ private:
 		bridgePtr->Start(
 			layerId,
 			shaderId,
-			[this, submitToRender](const RuntimeShaderArtifact& artifact) {
-				MarkRuntimeBuildReady(artifact);
-				if (submitToRender)
-					mRenderThread.SubmitRuntimeShaderArtifact(artifact);
+			[this](const RuntimeShaderArtifact& artifact) {
+				if (MarkRuntimeBuildReady(artifact))
+					PublishRuntimeRenderLayers();
 			},
 			[this, layerId](const std::string& message) {
 				MarkRuntimeBuildFailedForLayer(layerId, message);
@@ -379,7 +382,8 @@ private:
 				return { false, error };
 		}
 
-		StartLayerShaderBuild(layerId, shaderId, false);
+		Log("runtime-shader", "Layer added: " + layerId + " shader=" + shaderId);
+		StartLayerShaderBuild(layerId, shaderId);
 		return { true, std::string() };
 	}
 
@@ -396,10 +400,22 @@ private:
 				return { false, error };
 		}
 
+		Log("runtime-shader", "Layer removed: " + layerId);
 		StopLayerShaderBuild(layerId);
+		PublishRuntimeRenderLayers();
 		return { true, std::string() };
 	}
 
+	void PublishRuntimeRenderLayers()
+	{
+		std::vector<RuntimeRenderLayerModel> renderLayers;
+		{
+			std::lock_guard<std::mutex> lock(mRuntimeLayerMutex);
+			renderLayers = mRuntimeLayerModel.Snapshot().renderLayers;
+		}
+		mRenderThread.SubmitRuntimeRenderLayers(renderLayers);
+	}
+
 	static bool ExtractStringField(const std::string& body, const char* fieldName, std::string& value, std::string& error)
 	{
 		JsonValue root;