////////////////////////////////////////////////////////////////////////// // Copyright (c) 2009 Organic Vectory B.V. // Written by George van Venrooij // // Distributed under the Boost Software License, Version 1.0. // (See accompanying file doc/license/Boost.txt) // Extracted from the CLCC project - http://clcc.sourceforge.net/ ////////////////////////////////////////////////////////////////////////// #include #include "util_opencl.h" #ifndef CLCC_GENERATE_DOCUMENTATION #ifdef _WIN32 # define WIN32_LEAN_AND_MEAN # define VC_EXTRALEAN # include typedef HMODULE CLCC_DYNLIB_HANDLE; # define CLCC_DYNLIB_OPEN LoadLibrary # define CLCC_DYNLIB_CLOSE FreeLibrary # define CLCC_DYNLIB_IMPORT GetProcAddress #else # include typedef void* CLCC_DYNLIB_HANDLE; # define CLCC_DYNLIB_OPEN(path) dlopen(path, RTLD_NOW | RTLD_GLOBAL) # define CLCC_DYNLIB_CLOSE dlclose # define CLCC_DYNLIB_IMPORT dlsym #endif #else // typedef implementation_defined CLCC_DYNLIB_HANDLE; //# define CLCC_DYNLIB_OPEN(path) implementation_defined //# define CLCC_DYNLIB_CLOSE implementation_defined //# define CLCC_DYNLIB_IMPORT implementation_defined #endif CCL_NAMESPACE_BEGIN //! \brief module handle static CLCC_DYNLIB_HANDLE module = NULL; // Variables holding function entry points #ifndef CLCC_GENERATE_DOCUMENTATION PFNCLGETPLATFORMIDS __clewGetPlatformIDs = NULL; PFNCLGETPLATFORMINFO __clewGetPlatformInfo = NULL; PFNCLGETDEVICEIDS __clewGetDeviceIDs = NULL; PFNCLGETDEVICEINFO __clewGetDeviceInfo = NULL; PFNCLCREATECONTEXT __clewCreateContext = NULL; PFNCLCREATECONTEXTFROMTYPE __clewCreateContextFromType = NULL; PFNCLRETAINCONTEXT __clewRetainContext = NULL; PFNCLRELEASECONTEXT __clewReleaseContext = NULL; PFNCLGETCONTEXTINFO __clewGetContextInfo = NULL; PFNCLCREATECOMMANDQUEUE __clewCreateCommandQueue = NULL; PFNCLRETAINCOMMANDQUEUE __clewRetainCommandQueue = NULL; PFNCLRELEASECOMMANDQUEUE __clewReleaseCommandQueue = NULL; PFNCLGETCOMMANDQUEUEINFO __clewGetCommandQueueInfo = NULL; PFNCLSETCOMMANDQUEUEPROPERTY __clewSetCommandQueueProperty = NULL; PFNCLCREATEBUFFER __clewCreateBuffer = NULL; PFNCLCREATEIMAGE2D __clewCreateImage2D = NULL; PFNCLCREATEIMAGE3D __clewCreateImage3D = NULL; PFNCLRETAINMEMOBJECT __clewRetainMemObject = NULL; PFNCLRELEASEMEMOBJECT __clewReleaseMemObject = NULL; PFNCLGETSUPPORTEDIMAGEFORMATS __clewGetSupportedImageFormats = NULL; PFNCLGETMEMOBJECTINFO __clewGetMemObjectInfo = NULL; PFNCLGETIMAGEINFO __clewGetImageInfo = NULL; PFNCLCREATESAMPLER __clewCreateSampler = NULL; PFNCLRETAINSAMPLER __clewRetainSampler = NULL; PFNCLRELEASESAMPLER __clewReleaseSampler = NULL; PFNCLGETSAMPLERINFO __clewGetSamplerInfo = NULL; PFNCLCREATEPROGRAMWITHSOURCE __clewCreateProgramWithSource = NULL; PFNCLCREATEPROGRAMWITHBINARY __clewCreateProgramWithBinary = NULL; PFNCLRETAINPROGRAM __clewRetainProgram = NULL; PFNCLRELEASEPROGRAM __clewReleaseProgram = NULL; PFNCLBUILDPROGRAM __clewBuildProgram = NULL; PFNCLUNLOADCOMPILER __clewUnloadCompiler = NULL; PFNCLGETPROGRAMINFO __clewGetProgramInfo = NULL; PFNCLGETPROGRAMBUILDINFO __clewGetProgramBuildInfo = NULL; PFNCLCREATEKERNEL __clewCreateKernel = NULL; PFNCLCREATEKERNELSINPROGRAM __clewCreateKernelsInProgram = NULL; PFNCLRETAINKERNEL __clewRetainKernel = NULL; PFNCLRELEASEKERNEL __clewReleaseKernel = NULL; PFNCLSETKERNELARG __clewSetKernelArg = NULL; PFNCLGETKERNELINFO __clewGetKernelInfo = NULL; PFNCLGETKERNELWORKGROUPINFO __clewGetKernelWorkGroupInfo = NULL; PFNCLWAITFOREVENTS __clewWaitForEvents = NULL; PFNCLGETEVENTINFO __clewGetEventInfo = NULL; PFNCLRETAINEVENT __clewRetainEvent = NULL; PFNCLRELEASEEVENT __clewReleaseEvent = NULL; PFNCLGETEVENTPROFILINGINFO __clewGetEventProfilingInfo = NULL; PFNCLFLUSH __clewFlush = NULL; PFNCLFINISH __clewFinish = NULL; PFNCLENQUEUEREADBUFFER __clewEnqueueReadBuffer = NULL; PFNCLENQUEUEWRITEBUFFER __clewEnqueueWriteBuffer = NULL; PFNCLENQUEUECOPYBUFFER __clewEnqueueCopyBuffer = NULL; PFNCLENQUEUEREADIMAGE __clewEnqueueReadImage = NULL; PFNCLENQUEUEWRITEIMAGE __clewEnqueueWriteImage = NULL; PFNCLENQUEUECOPYIMAGE __clewEnqueueCopyImage = NULL; PFNCLENQUEUECOPYIMAGETOBUFFER __clewEnqueueCopyImageToBuffer = NULL; PFNCLENQUEUECOPYBUFFERTOIMAGE __clewEnqueueCopyBufferToImage = NULL; PFNCLENQUEUEMAPBUFFER __clewEnqueueMapBuffer = NULL; PFNCLENQUEUEMAPIMAGE __clewEnqueueMapImage = NULL; PFNCLENQUEUEUNMAPMEMOBJECT __clewEnqueueUnmapMemObject = NULL; PFNCLENQUEUENDRANGEKERNEL __clewEnqueueNDRangeKernel = NULL; PFNCLENQUEUETASK __clewEnqueueTask = NULL; PFNCLENQUEUENATIVEKERNEL __clewEnqueueNativeKernel = NULL; PFNCLENQUEUEMARKER __clewEnqueueMarker = NULL; PFNCLENQUEUEWAITFOREVENTS __clewEnqueueWaitForEvents = NULL; PFNCLENQUEUEBARRIER __clewEnqueueBarrier = NULL; PFNCLGETEXTENSIONFUNCTIONADDRESS __clewGetExtensionFunctionAddress = NULL; #endif // CLCC_GENERATE_DOCUMENTATION //! \brief Unloads OpenCL dynamic library, should not be called directly static void clewExit(void) { if (module != NULL) { // Ignore errors CLCC_DYNLIB_CLOSE(module); module = NULL; } } //! \param path path to dynamic library to load //! \return CLEW_ERROR_OPEN_FAILED if the library could not be opened //! CLEW_ERROR_ATEXIT_FAILED if atexit(clewExit) failed //! CLEW_SUCCESS when the library was succesfully loaded int clLibraryInit() { #ifdef _WIN32 const char *path = "OpenCL.dll"; #elif defined(__APPLE__) const char *path = "/Library/Frameworks/OpenCL.framework/OpenCL"; #else const char *path = "libOpenCL.so"; #endif int error = 0; // Check if already initialized if (module != NULL) { return 1; } // Load library module = CLCC_DYNLIB_OPEN(path); // Check for errors if (module == NULL) { return 0; } // Set unloading error = atexit(clewExit); if (error) { // Failure queing atexit, shutdown with error CLCC_DYNLIB_CLOSE(module); module = NULL; return 0; } // Determine function entry-points __clewGetPlatformIDs = (PFNCLGETPLATFORMIDS )CLCC_DYNLIB_IMPORT(module, "clGetPlatformIDs"); __clewGetPlatformInfo = (PFNCLGETPLATFORMINFO )CLCC_DYNLIB_IMPORT(module, "clGetPlatformInfo"); __clewGetDeviceIDs = (PFNCLGETDEVICEIDS )CLCC_DYNLIB_IMPORT(module, "clGetDeviceIDs"); __clewGetDeviceInfo = (PFNCLGETDEVICEINFO )CLCC_DYNLIB_IMPORT(module, "clGetDeviceInfo"); __clewCreateContext = (PFNCLCREATECONTEXT )CLCC_DYNLIB_IMPORT(module, "clCreateContext"); __clewCreateContextFromType = (PFNCLCREATECONTEXTFROMTYPE )CLCC_DYNLIB_IMPORT(module, "clCreateContextFromType"); __clewRetainContext = (PFNCLRETAINCONTEXT )CLCC_DYNLIB_IMPORT(module, "clRetainContext"); __clewReleaseContext = (PFNCLRELEASECONTEXT )CLCC_DYNLIB_IMPORT(module, "clReleaseContext"); __clewGetContextInfo = (PFNCLGETCONTEXTINFO )CLCC_DYNLIB_IMPORT(module, "clGetContextInfo"); __clewCreateCommandQueue = (PFNCLCREATECOMMANDQUEUE )CLCC_DYNLIB_IMPORT(module, "clCreateCommandQueue"); __clewRetainCommandQueue = (PFNCLRETAINCOMMANDQUEUE )CLCC_DYNLIB_IMPORT(module, "clRetainCommandQueue"); __clewReleaseCommandQueue = (PFNCLRELEASECOMMANDQUEUE )CLCC_DYNLIB_IMPORT(module, "clReleaseCommandQueue"); __clewGetCommandQueueInfo = (PFNCLGETCOMMANDQUEUEINFO )CLCC_DYNLIB_IMPORT(module, "clGetCommandQueueInfo"); __clewSetCommandQueueProperty = (PFNCLSETCOMMANDQUEUEPROPERTY )CLCC_DYNLIB_IMPORT(module, "clSetCommandQueueProperty"); __clewCreateBuffer = (PFNCLCREATEBUFFER )CLCC_DYNLIB_IMPORT(module, "clCreateBuffer"); __clewCreateImage2D = (PFNCLCREATEIMAGE2D )CLCC_DYNLIB_IMPORT(module, "clCreateImage2D"); __clewCreateImage3D = (PFNCLCREATEIMAGE3D )CLCC_DYNLIB_IMPORT(module, "clCreateImage3D"); __clewRetainMemObject = (PFNCLRETAINMEMOBJECT )CLCC_DYNLIB_IMPORT(module, "clRetainMemObject"); __clewReleaseMemObject = (PFNCLRELEASEMEMOBJECT )CLCC_DYNLIB_IMPORT(module, "clReleaseMemObject"); __clewGetSupportedImageFormats = (PFNCLGETSUPPORTEDIMAGEFORMATS )CLCC_DYNLIB_IMPORT(module, "clGetSupportedImageFormats"); __clewGetMemObjectInfo = (PFNCLGETMEMOBJECTINFO )CLCC_DYNLIB_IMPORT(module, "clGetMemObjectInfo"); __clewGetImageInfo = (PFNCLGETIMAGEINFO )CLCC_DYNLIB_IMPORT(module, "clGetImageInfo"); __clewCreateSampler = (PFNCLCREATESAMPLER )CLCC_DYNLIB_IMPORT(module, "clCreateSampler"); __clewRetainSampler = (PFNCLRETAINSAMPLER )CLCC_DYNLIB_IMPORT(module, "clRetainSampler"); __clewReleaseSampler = (PFNCLRELEASESAMPLER )CLCC_DYNLIB_IMPORT(module, "clReleaseSampler"); __clewGetSamplerInfo = (PFNCLGETSAMPLERINFO )CLCC_DYNLIB_IMPORT(module, "clGetSamplerInfo"); __clewCreateProgramWithSource = (PFNCLCREATEPROGRAMWITHSOURCE )CLCC_DYNLIB_IMPORT(module, "clCreateProgramWithSource"); __clewCreateProgramWithBinary = (PFNCLCREATEPROGRAMWITHBINARY )CLCC_DYNLIB_IMPORT(module, "clCreateProgramWithBinary"); __clewRetainProgram = (PFNCLRETAINPROGRAM )CLCC_DYNLIB_IMPORT(module, "clRetainProgram"); __clewReleaseProgram = (PFNCLRELEASEPROGRAM )CLCC_DYNLIB_IMPORT(module, "clReleaseProgram"); __clewBuildProgram = (PFNCLBUILDPROGRAM )CLCC_DYNLIB_IMPORT(module, "clBuildProgram"); __clewUnloadCompiler = (PFNCLUNLOADCOMPILER )CLCC_DYNLIB_IMPORT(module, "clUnloadCompiler"); __clewGetProgramInfo = (PFNCLGETPROGRAMINFO )CLCC_DYNLIB_IMPORT(module, "clGetProgramInfo"); __clewGetProgramBuildInfo = (PFNCLGETPROGRAMBUILDINFO )CLCC_DYNLIB_IMPORT(module, "clGetProgramBuildInfo"); __clewCreateKernel = (PFNCLCREATEKERNEL )CLCC_DYNLIB_IMPORT(module, "clCreateKernel"); __clewCreateKernelsInProgram = (PFNCLCREATEKERNELSINPROGRAM )CLCC_DYNLIB_IMPORT(module, "clCreateKernelsInProgram"); __clewRetainKernel = (PFNCLRETAINKERNEL )CLCC_DYNLIB_IMPORT(module, "clRetainKernel"); __clewReleaseKernel = (PFNCLRELEASEKERNEL )CLCC_DYNLIB_IMPORT(module, "clReleaseKernel"); __clewSetKernelArg = (PFNCLSETKERNELARG )CLCC_DYNLIB_IMPORT(module, "clSetKernelArg"); __clewGetKernelInfo = (PFNCLGETKERNELINFO )CLCC_DYNLIB_IMPORT(module, "clGetKernelInfo"); __clewGetKernelWorkGroupInfo = (PFNCLGETKERNELWORKGROUPINFO )CLCC_DYNLIB_IMPORT(module, "clGetKernelWorkGroupInfo"); __clewWaitForEvents = (PFNCLWAITFOREVENTS )CLCC_DYNLIB_IMPORT(module, "clWaitForEvents"); __clewGetEventInfo = (PFNCLGETEVENTINFO )CLCC_DYNLIB_IMPORT(module, "clGetEventInfo"); __clewRetainEvent = (PFNCLRETAINEVENT )CLCC_DYNLIB_IMPORT(module, "clRetainEvent"); __clewReleaseEvent = (PFNCLRELEASEEVENT )CLCC_DYNLIB_IMPORT(module, "clReleaseEvent"); __clewGetEventProfilingInfo = (PFNCLGETEVENTPROFILINGINFO )CLCC_DYNLIB_IMPORT(module, "clGetEventProfilingInfo"); __clewFlush = (PFNCLFLUSH )CLCC_DYNLIB_IMPORT(module, "clFlush"); __clewFinish = (PFNCLFINISH )CLCC_DYNLIB_IMPORT(module, "clFinish"); __clewEnqueueReadBuffer = (PFNCLENQUEUEREADBUFFER )CLCC_DYNLIB_IMPORT(module, "clEnqueueReadBuffer"); __clewEnqueueWriteBuffer = (PFNCLENQUEUEWRITEBUFFER )CLCC_DYNLIB_IMPORT(module, "clEnqueueWriteBuffer"); __clewEnqueueCopyBuffer = (PFNCLENQUEUECOPYBUFFER )CLCC_DYNLIB_IMPORT(module, "clEnqueueCopyBuffer"); __clewEnqueueReadImage = (PFNCLENQUEUEREADIMAGE )CLCC_DYNLIB_IMPORT(module, "clEnqueueReadImage"); __clewEnqueueWriteImage = (PFNCLENQUEUEWRITEIMAGE )CLCC_DYNLIB_IMPORT(module, "clEnqueueWriteImage"); __clewEnqueueCopyImage = (PFNCLENQUEUECOPYIMAGE )CLCC_DYNLIB_IMPORT(module, "clEnqueueCopyImage"); __clewEnqueueCopyImageToBuffer = (PFNCLENQUEUECOPYIMAGETOBUFFER )CLCC_DYNLIB_IMPORT(module, "clEnqueueCopyImageToBuffer"); __clewEnqueueCopyBufferToImage = (PFNCLENQUEUECOPYBUFFERTOIMAGE )CLCC_DYNLIB_IMPORT(module, "clEnqueueCopyBufferToImage"); __clewEnqueueMapBuffer = (PFNCLENQUEUEMAPBUFFER )CLCC_DYNLIB_IMPORT(module, "clEnqueueMapBuffer"); __clewEnqueueMapImage = (PFNCLENQUEUEMAPIMAGE )CLCC_DYNLIB_IMPORT(module, "clEnqueueMapImage"); __clewEnqueueUnmapMemObject = (PFNCLENQUEUEUNMAPMEMOBJECT )CLCC_DYNLIB_IMPORT(module, "clEnqueueUnmapMemObject"); __clewEnqueueNDRangeKernel = (PFNCLENQUEUENDRANGEKERNEL )CLCC_DYNLIB_IMPORT(module, "clEnqueueNDRangeKernel"); __clewEnqueueTask = (PFNCLENQUEUETASK )CLCC_DYNLIB_IMPORT(module, "clEnqueueTask"); __clewEnqueueNativeKernel = (PFNCLENQUEUENATIVEKERNEL )CLCC_DYNLIB_IMPORT(module, "clEnqueueNativeKernel"); __clewEnqueueMarker = (PFNCLENQUEUEMARKER )CLCC_DYNLIB_IMPORT(module, "clEnqueueMarker"); __clewEnqueueWaitForEvents = (PFNCLENQUEUEWAITFOREVENTS )CLCC_DYNLIB_IMPORT(module, "clEnqueueWaitForEvents"); __clewEnqueueBarrier = (PFNCLENQUEUEBARRIER )CLCC_DYNLIB_IMPORT(module, "clEnqueueBarrier"); __clewGetExtensionFunctionAddress = (PFNCLGETEXTENSIONFUNCTIONADDRESS )CLCC_DYNLIB_IMPORT(module, "clGetExtensionFunctionAddress"); if(__clewGetPlatformIDs == NULL) return 0; return 1; } //! \param error CL error code //! \return a string representation of the error code const char *clErrorString(cl_int error) { static const char* strings[] = { // Error Codes "CL_SUCCESS" // 0 , "CL_DEVICE_NOT_FOUND" // -1 , "CL_DEVICE_NOT_AVAILABLE" // -2 , "CL_COMPILER_NOT_AVAILABLE" // -3 , "CL_MEM_OBJECT_ALLOCATION_FAILURE" // -4 , "CL_OUT_OF_RESOURCES" // -5 , "CL_OUT_OF_HOST_MEMORY" // -6 , "CL_PROFILING_INFO_NOT_AVAILABLE" // -7 , "CL_MEM_COPY_OVERLAP" // -8 , "CL_IMAGE_FORMAT_MISMATCH" // -9 , "CL_IMAGE_FORMAT_NOT_SUPPORTED" // -10 , "CL_BUILD_PROGRAM_FAILURE" // -11 , "CL_MAP_FAILURE" // -12 , "" // -13 , "" // -14 , "" // -15 , "" // -16 , "" // -17 , "" // -18 , "" // -19 , "" // -20 , "" // -21 , "" // -22 , "" // -23 , "" // -24 , "" // -25 , "" // -26 , "" // -27 , "" // -28 , "" // -29 , "CL_INVALID_VALUE" // -30 , "CL_INVALID_DEVICE_TYPE" // -31 , "CL_INVALID_PLATFORM" // -32 , "CL_INVALID_DEVICE" // -33 , "CL_INVALID_CONTEXT" // -34 , "CL_INVALID_QUEUE_PROPERTIES" // -35 , "CL_INVALID_COMMAND_QUEUE" // -36 , "CL_INVALID_HOST_PTR" // -37 , "CL_INVALID_MEM_OBJECT" // -38 , "CL_INVALID_IMAGE_FORMAT_DESCRIPTOR" // -39 , "CL_INVALID_IMAGE_SIZE" // -40 , "CL_INVALID_SAMPLER" // -41 , "CL_INVALID_BINARY" // -42 , "CL_INVALID_BUILD_OPTIONS" // -43 , "CL_INVALID_PROGRAM" // -44 , "CL_INVALID_PROGRAM_EXECUTABLE" // -45 , "CL_INVALID_KERNEL_NAME" // -46 , "CL_INVALID_KERNEL_DEFINITION" // -47 , "CL_INVALID_KERNEL" // -48 , "CL_INVALID_ARG_INDEX" // -49 , "CL_INVALID_ARG_VALUE" // -50 , "CL_INVALID_ARG_SIZE" // -51 , "CL_INVALID_KERNEL_ARGS" // -52 , "CL_INVALID_WORK_DIMENSION" // -53 , "CL_INVALID_WORK_GROUP_SIZE" // -54 , "CL_INVALID_WORK_ITEM_SIZE" // -55 , "CL_INVALID_GLOBAL_OFFSET" // -56 , "CL_INVALID_EVENT_WAIT_LIST" // -57 , "CL_INVALID_EVENT" // -58 , "CL_INVALID_OPERATION" // -59 , "CL_INVALID_GL_OBJECT" // -60 , "CL_INVALID_BUFFER_SIZE" // -61 , "CL_INVALID_MIP_LEVEL" // -62 , "CL_INVALID_GLOBAL_WORK_SIZE" // -63 }; return strings[-error]; } CCL_NAMESPACE_END