//////////////////////////////////////////////////////////////////////////
// Copyright (c) 2009-2011 Organic Vectory B.V.
// Written by George van Venrooij
//
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file license.txt)
//////////////////////////////////////////////////////////////////////////
#include "clew/clew.h"
//! \file clew.c
//! \brief OpenCL run-time loader source
#ifndef CLCC_GENERATE_DOCUMENTATION
#ifdef _WIN32
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
typedef HMODULE CLCC_DYNLIB_HANDLE;
#define CLCC_DYNLIB_OPEN LoadLibrary
#define CLCC_DYNLIB_CLOSE FreeLibrary
#define CLCC_DYNLIB_IMPORT GetProcAddress
#else
#include <dlfcn.h>
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
#include <stdlib.h>
//! \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;
}
}
#define CLEW_CHECK_FUNCTION(f) \
if ((f) == NULL) \
{ \
CLCC_DYNLIB_CLOSE(module); \
module = NULL; \
return CLEW_ERROR_IMPORT_FAILED; \
} \
//! \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 successfully loaded
int clewInit(
const char* path)
{
int error = 0;
// Check if already initialized
if (module != NULL)
{
return CLEW_SUCCESS;
}
// Load library
module = CLCC_DYNLIB_OPEN(path);
// Check for errors
if (module == NULL)
{
return CLEW_ERROR_OPEN_FAILED;
}
// Set unloading
error = atexit(clewExit);
if (error)
{
// Failure queueing atexit, shutdown with error
CLCC_DYNLIB_CLOSE(module);
module = NULL;
return CLEW_ERROR_ATEXIT_FAILED;
}
// Determine function entry-points
CLEW_CHECK_FUNCTION(__clewGetPlatformIDs = (PFNCLGETPLATFORMIDS )CLCC_DYNLIB_IMPORT
(module, "clGetPlatformIDs"));
CLEW_CHECK_FUNCTION(__clewGetPlatformInfo = (PFNCLGETPLATFORMINFO )CLCC_DYNLIB_IMPORT(module, "clGetPlatformInfo"));
CLEW_CHECK_FUNCTION(__clewGetDeviceIDs = (PFNCLGETDEVICEIDS )CLCC_DYNLIB_IMPORT(module, "clGetDeviceIDs"));
CLEW_CHECK_FUNCTION(__clewGetDeviceInfo = (PFNCLGETDEVICEINFO )CLCC_DYNLIB_IMPORT(module, "clGetDeviceInfo"));
CLEW_CHECK_FUNCTION(__clewCreateContext = (PFNCLCREATECONTEXT )CLCC_DYNLIB_IMPORT(module, "clCreateContext"));
CLEW_CHECK_FUNCTION(__clewCreateContextFromType = (PFNCLCREATECONTEXTFROMTYPE )CLCC_DYNLIB_IMPORT(module, "clCreateContextFromType"));
CLEW_CHECK_FUNCTION(__clewRetainContext = (PFNCLRETAINCONTEXT )CLCC_DYNLIB_IMPORT(module, "clRetainContext"));
CLEW_CHECK_FUNCTION(__clewReleaseContext = (PFNCLRELEASECONTEXT )CLCC_DYNLIB_IMPORT(module, "clReleaseContext"));
CLEW_CHECK_FUNCTION(__clewGetContextInfo = (PFNCLGETCONTEXTINFO )CLCC_DYNLIB_IMPORT(module, "clGetContextInfo"));
CLEW_CHECK_FUNCTION(__clewCreateCommandQueue = (PFNCLCREATECOMMANDQUEUE )CLCC_DYNLIB_IMPORT(module, "clCreateCommandQueue"));
CLEW_CHECK_FUNCTION(__clewRetainCommandQueue = (PFNCLRETAINCOMMANDQUEUE )CLCC_DYNLIB_IMPORT(module, "clRetainCommandQueue"));
CLEW_CHECK_FUNCTION(__clewReleaseCommandQueue = (PFNCLRELEASECOMMANDQUEUE )CLCC_DYNLIB_IMPORT(module, "clReleaseCommandQueue"));
CLEW_CHECK_FUNCTION(__clewGetCommandQueueInfo = (PFNCLGETCOMMANDQUEUEINFO )CLCC_DYNLIB_IMPORT(module, "clGetCommandQueueInfo"));
CLEW_CHECK_FUNCTION(__clewSetCommandQueueProperty = (PFNCLSETCOMMANDQUEUEPROPERTY )CLCC_DYNLIB_IMPORT(module, "clSetCommandQueueProperty"));
CLEW_CHECK_FUNCTION(__clewCreateBuffer = (PFNCLCREATEBUFFER )CLCC_DYNLIB_IMPORT(module, "clCreateBuffer"));
CLEW_CHECK_FUNCTION(__clewCreateImage2D = (PFNCLCREATEIMAGE2D )CLCC_DYNLIB_IMPORT(module, "clCreateImage2D"));
CLEW_CHECK_FUNCTION(__clewCreateImage3D = (PFNCLCREATEIMAGE3D )CLCC_DYNLIB_IMPORT(module, "clCreateImage3D"));
CLEW_CHECK_FUNCTION(__clewRetainMemObject = (PFNCLRETAINMEMOBJECT )CLCC_DYNLIB_IMPORT(module, "clRetainMemObject"));
CLEW_CHECK_FUNCTION(__clewReleaseMemObject = (PFNCLRELEASEMEMOBJECT )CLCC_DYNLIB_IMPORT(module, "clReleaseMemObject"));
CLEW_CHECK_FUNCTION(__clewGetSupportedImageFormats = (PFNCLGETSUPPORTEDIMAGEFORMATS )CLCC_DYNLIB_IMPORT(module, "clGetSupportedImageFormats"));
CLEW_CHECK_FUNCTION(__clewGetMemObjectInfo = (PFNCLGETMEMOBJECTINFO )CLCC_DYNLIB_IMPORT(module, "clGetMemObjectInfo"));
CLEW_CHECK_FUNCTION(__clewGetImageInfo = (PFNCLGETIMAGEINFO )CLCC_DYNLIB_IMPORT(module, "clGetImageInfo"));
CLEW_CHECK_FUNCTION(__clewCreateSampler = (PFNCLCREATESAMPLER )CLCC_DYNLIB_IMPORT(module, "clCreateSampler"));
CLEW_CHECK_FUNCTION(__clewRetainSampler = (PFNCLRETAINSAMPLER )CLCC_DYNLIB_IMPORT(module, "clRetainSampler"));
CLEW_CHECK_FUNCTION(__clewReleaseSampler = (PFNCLRELEASESAMPLER )CLCC_DYNLIB_IMPORT(module, "clReleaseSampler"));
CLEW_CHECK_FUNCTION(__clewGetSamplerInfo = (PFNCLGETSAMPLERINFO )CLCC_DYNLIB_IMPORT(module, "clGetSamplerInfo"));
CLEW_CHECK_FUNCTION(__clewCreateProgramWithSource = (PFNCLCREATEPROGRAMWITHSOURCE )CLCC_DYNLIB_IMPORT(module, "clCreateProgramWithSource"));
CLEW_CHECK_FUNCTION(__clewCreateProgramWithBinary = (PFNCLCREATEPROGRAMWITHBINARY )CLCC_DYNLIB_IMPORT(module, "clCreateProgramWithBinary"));
CLEW_CHECK_FUNCTION(__clewRetainProgram = (PFNCLRETAINPROGRAM )CLCC_DYNLIB_IMPORT(module, "clRetainProgram"));
CLEW_CHECK_FUNCTION(__clewReleaseProgram = (PFNCLRELEASEPROGRAM )CLCC_DYNLIB_IMPORT(module, "clReleaseProgram"));
CLEW_CHECK_FUNCTION(__clewBuildProgram = (PFNCLBUILDPROGRAM )CLCC_DYNLIB_IMPORT(module, "clBuildProgram"));
CLEW_CHECK_FUNCTION(__clewUnloadCompiler = (PFNCLUNLOADCOMPILER )CLCC_DYNLIB_IMPORT(module, "clUnloadCompiler"));
CLEW_CHECK_FUNCTION(__clewGetProgramInfo = (PFNCLGETPROGRAMINFO )CLCC_DYNLIB_IMPORT(module, "clGetProgramInfo"));
CLEW_CHECK_FUNCTION(__clewGetProgramBuildInfo = (PFNCLGETPROGRAMBUILDINFO )CLCC_DYNLIB_IMPORT(module, "clGetProgramBuildInfo"));
CLEW_CHECK_FUNCTION(__clewCreateKernel = (PFNCLCREATEKERNEL )CLCC_DYNLIB_IMPORT(module, "clCreateKernel"));
CLEW_CHECK_FUNCTION(__clewCreateKernelsInProgram = (PFNCLCREATEKERNELSINPROGRAM )CLCC_DYNLIB_IMPORT(module, "clCreateKernelsInProgram"));
CLEW_CHECK_FUNCTION(__clewRetainKernel = (PFNCLRETAINKERNEL )CLCC_DYNLIB_IMPORT(module, "clRetainKernel"));
CLEW_CHECK_FUNCTION(__clewReleaseKernel = (PFNCLRELEASEKERNEL )CLCC_DYNLIB_IMPORT(module, "clReleaseKernel"));
CLEW_CHECK_FUNCTION(__clewSetKernelArg = (PFNCLSETKERNELARG )CLCC_DYNLIB_IMPORT(module, "clSetKernelArg"));
CLEW_CHECK_FUNCTION(__clewGetKernelInfo = (PFNCLGETKERNELINFO )CLCC_DYNLIB_IMPORT(module, "clGetKernelInfo"));
CLEW_CHECK_FUNCTION(__clewGetKernelWorkGroupInfo = (PFNCLGETKERNELWORKGROUPINFO )CLCC_DYNLIB_IMPORT(module, "clGetKernelWorkGroupInfo"));
CLEW_CHECK_FUNCTION(__clewWaitForEvents = (PFNCLWAITFOREVENTS )CLCC_DYNLIB_IMPORT(module, "clWaitForEvents"));
CLEW_CHECK_FUNCTION(__clewGetEventInfo = (PFNCLGETEVENTINFO )CLCC_DYNLIB_IMPORT(module, "clGetEventInfo"));
CLEW_CHECK_FUNCTION(__clewRetainEvent = (PFNCLRETAINEVENT )CLCC_DYNLIB_IMPORT(module, "clRetainEvent"));
CLEW_CHECK_FUNCTION(__clewReleaseEvent = (PFNCLRELEASEEVENT )CLCC_DYNLIB_IMPORT(module, "clReleaseEvent"));
CLEW_CHECK_FUNCTION(__clewGetEventProfilingInfo = (PFNCLGETEVENTPROFILINGINFO )CLCC_DYNLIB_IMPORT(module, "clGetEventProfilingInfo"));
CLEW_CHECK_FUNCTION(__clewFlush = (PFNCLFLUSH )CLCC_DYNLIB_IMPORT(module, "clFlush"));
CLEW_CHECK_FUNCTION(__clewFinish = (PFNCLFINISH )CLCC_DYNLIB_IMPORT(module, "clFinish"));
CLEW_CHECK_FUNCTION(__clewEnqueueReadBuffer = (PFNCLENQUEUEREADBUFFER )CLCC_DYNLIB_IMPORT(module, "clEnqueueReadBuffer"));
CLEW_CHECK_FUNCTION(__clewEnqueueWriteBuffer = (PFNCLENQUEUEWRITEBUFFER )CLCC_DYNLIB_IMPORT(module, "clEnqueueWriteBuffer"));
CLEW_CHECK_FUNCTION(__clewEnqueueCopyBuffer = (PFNCLENQUEUECOPYBUFFER )CLCC_DYNLIB_IMPORT(module, "clEnqueueCopyBuffer"));
CLEW_CHECK_FUNCTION(__clewEnqueueReadImage = (PFNCLENQUEUEREADIMAGE )CLCC_DYNLIB_IMPORT(module, "clEnqueueReadImage"));
CLEW_CHECK_FUNCTION(__clewEnqueueWriteImage = (PFNCLENQUEUEWRITEIMAGE )CLCC_DYNLIB_IMPORT(module, "clEnqueueWriteImage"));
CLEW_CHECK_FUNCTION(__clewEnqueueCopyImage = (PFNCLENQUEUECOPYIMAGE )CLCC_DYNLIB_IMPORT(module, "clEnqueueCopyImage"));
CLEW_CHECK_FUNCTION(__clewEnqueueCopyImageToBuffer = (PFNCLENQUEUECOPYIMAGETOBUFFER )CLCC_DYNLIB_IMPORT(module, "clEnqueueCopyImageToBuffer"));
CLEW_CHECK_FUNCTION(__clewEnqueueCopyBufferToImage = (PFNCLENQUEUECOPYBUFFERTOIMAGE )CLCC_DYNLIB_IMPORT(module, "clEnqueueCopyBufferToImage"));
CLEW_CHECK_FUNCTION(__clewEnqueueMapBuffer = (PFNCLENQUEUEMAPBUFFER )CLCC_DYNLIB_IMPORT(module, "clEnqueueMapBuffer"));
CLEW_CHECK_FUNCTION(__clewEnqueueMapImage = (PFNCLENQUEUEMAPIMAGE )CLCC_DYNLIB_IMPORT(module, "clEnqueueMapImage"));
CLEW_CHECK_FUNCTION(__clewEnqueueUnmapMemObject = (PFNCLENQUEUEUNMAPMEMOBJECT )CLCC_DYNLIB_IMPORT(module, "clEnqueueUnmapMemObject"));
CLEW_CHECK_FUNCTION(__clewEnqueueNDRangeKernel = (PFNCLENQUEUENDRANGEKERNEL )CLCC_DYNLIB_IMPORT(module, "clEnqueueNDRangeKernel"));
CLEW_CHECK_FUNCTION(__clewEnqueueTask = (PFNCLENQUEUETASK )CLCC_DYNLIB_IMPORT(module, "clEnqueueTask"));
CLEW_CHECK_FUNCTION(__clewEnqueueNativeKernel = (PFNCLENQUEUENATIVEKERNEL )CLCC_DYNLIB_IMPORT(module, "clEnqueueNativeKernel"));
CLEW_CHECK_FUNCTION(__clewEnqueueMarker = (PFNCLENQUEUEMARKER )CLCC_DYNLIB_IMPORT(module, "clEnqueueMarker"));
CLEW_CHECK_FUNCTION(__clewEnqueueWaitForEvents = (PFNCLENQUEUEWAITFOREVENTS )CLCC_DYNLIB_IMPORT(module, "clEnqueueWaitForEvents"));
CLEW_CHECK_FUNCTION(__clewEnqueueBarrier = (PFNCLENQUEUEBARRIER )CLCC_DYNLIB_IMPORT(module, "clEnqueueBarrier"));
CLEW_CHECK_FUNCTION(__clewGetExtensionFunctionAddress = (PFNCLGETEXTENSIONFUNCTIONADDRESS )CLCC_DYNLIB_IMPORT(module, "clGetExtensionFunctionAddress"));
return CLEW_SUCCESS;
}
//! \param error CL error code
//! \return a string representation of the error code
const char* clewErrorString(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
};
if ( (error > 0)
|| (error < -63)
)
{
return "unknown error code (no OpenCL driver?)";
}
return strings[-error];
}
