/********************************************************************** Copyright ©2012 Advanced Micro Devices, Inc. All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: • Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. • Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. ********************************************************************/ #ifndef BOX_FILTER_GL_SEPARABLE_H_ #define BOX_FILTER_GL_SEPARABLE_H_ #ifndef INPUT_IMAGE #define INPUT_IMAGE "GaussianNoiseGL_Input.bmp" #endif #define OUTPUT_SEPARABLE_IMAGE "GaussianNoiseGL_Output.bmp" #define GROUP_SIZE 64 //#define FILTER_WIDTH 9 #define FACTOR 60 /** * GaussianNoiseGL * Class implements OpenCL Gaussian Noise * Derived from SDKSample base class */ #ifndef COMMON_DECLARE_HPP__ #define COMMON_DECLARE_HPP__ /** * This file contains the commonn declarations for BoxFilterGLSAT and BoxFilterGLSeperable */ #ifdef _WIN32 #include #endif #include #include #include #include #include #include #include #include #include // GLEW and GLUT includes #include #include #ifdef _WIN32 #pragma comment(lib,"opengl32.lib") #pragma comment(lib,"glu32.lib") #pragma warning( disable : 4996) #endif // Define DISPLAY_DEVICE_ACTIVE as it is not defined in MinGW #ifdef _WIN32 #ifndef DISPLAY_DEVICE_ACTIVE #define DISPLAY_DEVICE_ACTIVE 0x00000001 #endif #endif #ifndef _WIN32 #include #endif typedef CL_API_ENTRY cl_int (CL_API_CALL *clGetGLContextInfoKHR_fn)( const cl_context_properties *properties, cl_gl_context_info param_name, size_t param_value_size, void *param_value, size_t *param_value_size_ret); /** * Rename references to this dynamically linked function to avoid * collision with static link version */ #define clGetGLContextInfoKHR clGetGLContextInfoKHR_proc static clGetGLContextInfoKHR_fn clGetGLContextInfoKHR; #endif class GaussianNoiseGL : public SDKSample { public: static GaussianNoiseGL *gaussianNoise; cl_double setupTime; /**< time taken to setup OpenCL resources and building kernel */ cl_double kernelTime; /**< time taken to run kernel and read result back */ cl_uchar4* inputImageData; /**< Input bitmap data to device */ cl_uchar4* outputImageData; /**< Output from device */ cl_context context; /**< CL context */ cl_device_id *devices; /**< CL device list */ cl_mem inputImageBuffer; /**< CL memory buffer for input Image*/ cl_mem outputImageBuffer; /**< CL memory buffer for Output Image*/ cl_command_queue commandQueue; /**< CL command queue */ cl_program program; /**< CL program */ cl_kernel kernel; streamsdk::SDKBitMap inputBitmap; /**< Bitmap class object */ streamsdk::uchar4* pixelData; /**< Pointer to image data */ cl_uint pixelSize; /**< Size of a pixel in BMP format> */ cl_uint width; /**< Width of image */ cl_uint height; /**< Height of image */ size_t blockSizeX; /**< Work-group size in x-direction */ size_t blockSizeY; /**< Work-group size in y-direction */ int iterations; /**< Number of iterations for kernel execution */ int factor; clock_t t1, t2; int frameCount; int frameRefCount; double totalElapsedTime; GLuint pbo; //pixel-buffer object to hold-image data GLuint tex; //Texture to display cl_device_id interopDeviceId; streamsdk::SDKDeviceInfo deviceInfo; /**< Structure to store device information*/ streamsdk::KernelWorkGroupInfo kernelInfo;/* kernelInfoH,kernelInfoV*/; /**< Structure to store kernel related info */ public: /** * Read bitmap image and allocate host memory * @param inputImageName name of the input file * @return SDK_SUCCESS on success and SDK_FAILURE on failure */ int readInputImage(std::string inputImageName); /** * Write to an image file * @param outputImageName name of the output file * @return SDK_SUCCESS on success and SDK_FAILURE on failure */ int writeOutputImage(std::string outputImageName); /** * Constructor * Initialize member variables * @param name name of sample (string) */ GaussianNoiseGL(std::string name) : SDKSample(name), inputImageData(NULL), outputImageData(NULL) { pixelSize = sizeof(streamsdk::uchar4); pixelData = NULL; blockSizeX = GROUP_SIZE; blockSizeY = 1; iterations = 1; factor=FACTOR; frameCount = 0; frameRefCount = 90; totalElapsedTime = 0.0; } /** * Constructor * Initialize member variables * @param name name of sample (const char*) */ GaussianNoiseGL(const char* name) : SDKSample(name), inputImageData(NULL), outputImageData(NULL) { pixelSize = sizeof(streamsdk::uchar4); pixelData = NULL; blockSizeX = GROUP_SIZE; blockSizeY = 1; iterations = 1; factor=FACTOR; frameCount = 0; frameRefCount = 90; totalElapsedTime = 0.0; } ~GaussianNoiseGL() { } /** * Allocate image memory and Load bitmap file * @return SDK_SUCCESS on success and SDK_FAILURE on failure */ int setupBoxFilter(); /** * Override from SDKSample, Generate binary image of given kernel * and exit application * @return SDK_SUCCESS on success and SDK_FAILURE on failure */ int genBinaryImage(); /** * OpenCL related initialisations. * Set up Context, Device list, Command Queue, Memory buffers * Build CL kernel program executable * @return SDK_SUCCESS on success and SDK_FAILURE on failure */ int setupCL(); /** * Initializing GL and get interoperable CL context * @param argc number of arguments * @param argv command line arguments * @ * @return SDK_SUCCESS on success and SDK_FALIURE on failure. */ int initializeGLAndGetCLContext(cl_platform_id platform, cl_context &context, cl_device_id &interopDevice); #ifdef _WIN32 /** * enableGLAndGLContext * creates a GL Context on a specified device and get its deviceId * @param hWnd Window Handle * @param hRC context of window * @param platform cl_platform_id selected * @param context associated cl_context * @param interopDevice cl_device_id of selected device * @return SDK_SUCCESS on success and SDK_FAILURE on failure */ int enableGLAndGetGLContext(HWND hWnd, HDC &hDC, HGLRC &hRC, cl_platform_id platform, cl_context &context, cl_device_id &interopDevice); void disableGL(HWND hWnd, HDC hDC, HGLRC hRC); #else #endif /** * Set values for kernels' arguments, enqueue calls to the kernels * on to the command queue, wait till end of kernel execution. * Get kernel start and end time if timing is enabled * @return SDK_SUCCESS on success and SDK_FAILURE on failure */ int runCLKernels(); /** * Reference CPU implementation of Binomial Option * for performance comparison */ void GaussianNoiseCPUReference(); /** * Override from SDKSample. Print sample stats. */ void printStats(); /** * Override from SDKSample. Initialize * command line parser, add custom options * @return SDK_SUCCESS on success and SDK_FAILURE on failure */ int initialize(); /** * Override from SDKSample, adjust width and height * of execution domain, perform all sample setup * @return SDK_SUCCESS on success and SDK_FAILURE on failure */ int setup(); /** * Override from SDKSample * Run OpenCL Sobel Filter * @return SDK_SUCCESS on success and SDK_FAILURE on failure */ int run(); /** * Override from SDKSample * Cleanup memory allocations * @return SDK_SUCCESS on success and SDK_FAILURE on failure */ int cleanup(); /** * Override from SDKSample * Verify against reference implementation * @return SDK_SUCCESS on success and SDK_FAILURE on failure */ int verifyResults(); }; namespace streamsdk { /** * getPath * @return path of the current directory */ std::string getPath(); /** * buildOpenCLProgram * builds the opencl program * @param program program object * @param context cl_context object * @param buildData buildProgramData Object * @return 0 if success else nonzero */ int compileOpenCLProgram(cl_program &program, const cl_context& context, buildProgramData &buildData); } #endif // BOX_FILTER_GL_SEPARABLE_H_