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