OClCollatingMeshingEngn: Compile both kernels side by side

stimBuffApis/livoxGen1/openClCollatingAndMeshingEngine.h

@@ -51,8 +51,10 @@ private:
 	cl_device_id device;
 	cl_context context;
 	cl_command_queue commandQueue;
-	cl_program program;
-	cl_kernel kernel;
+	cl_program slotCompactorProgram;
+	cl_program collateProgram;
+	cl_kernel slotCompactorKernel;
+	cl_kernel collateKernel;
 	bool isSetup;
 
 	// OpenCL buffers
@@ -62,9 +64,8 @@ private:
 	// State tracking
 	bool isRunning;
 	cl_event currentKernelEvent;
-	bool memoryPinned;
 
-	// Memory pinning tracking
+	// Memory tracking
 	void* assemblyBufferPtr;
 	size_t assemblyBufferSize;
 	void* collationBufferPtr;
@@ -76,6 +77,15 @@ private:
 	// Static callback for OpenCL event
 	static void CL_CALLBACK kernelEventCallback(
 		cl_event event, cl_int event_command_exec_status, void* user_data);
+
+	// Private helper methods
+	bool compileAndPrepareKernel(
+		const char* kernelSource, size_t kernelSourceLen,
+		const char* kernelName, cl_program& program, cl_kernel& kernel);
+	bool compileAndPrepareKernels();
+	bool setupSlotCompactorsArgs(
+		StagingBuffer& assemblyBuff, uint32_t nSucceeded);
+	bool setupCollateDgramsArgs(StagingBuffer& assemblyBuff);
 };
 
 } // namespace stim_buff