1011 lines
30 KiB
C++
1011 lines
30 KiB
C++
/*
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Bullet Continuous Collision Detection and Physics Library, http://bulletphysics.org
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Copyright (C) 2006 - 2011 Sony Computer Entertainment Inc.
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This software is provided 'as-is', without any express or implied warranty.
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In no event will the authors be held liable for any damages arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it freely,
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subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you must not claim that you wrote the original software. If you use this software in a product, an acknowledgment in the product documentation would be appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software.
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3. This notice may not be removed or altered from any source distribution.
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*/
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//Original author: Roman Ponomarev
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//Mostly Reimplemented by Erwin Coumans
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bool gDebugForceLoadingFromSource = false;
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bool gDebugSkipLoadingBinary = false;
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#include "Bullet3Common/b3Logging.h"
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#include <string.h>
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#ifdef _WIN32
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#pragma warning (disable:4996)
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#endif
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#include "b3OpenCLUtils.h"
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//#include "b3OpenCLInclude.h"
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#include <stdio.h>
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#include <stdlib.h>
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#define B3_MAX_CL_DEVICES 16 //who needs 16 devices?
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#ifdef _WIN32
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#include <windows.h>
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#endif
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#include <assert.h>
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#define b3Assert assert
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#ifndef _WIN32
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#include <sys/stat.h>
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#endif
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static const char* sCachedBinaryPath="cache";
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//Set the preferred platform vendor using the OpenCL SDK
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static const char* spPlatformVendor =
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#if defined(CL_PLATFORM_MINI_CL)
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"MiniCL, SCEA";
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#elif defined(CL_PLATFORM_AMD)
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"Advanced Micro Devices, Inc.";
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#elif defined(CL_PLATFORM_NVIDIA)
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"NVIDIA Corporation";
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#elif defined(CL_PLATFORM_INTEL)
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"Intel(R) Corporation";
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#elif defined(B3_USE_CLEW)
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"clew (OpenCL Extension Wrangler library)";
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#else
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"Unknown Vendor";
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#endif
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#ifndef CL_PLATFORM_MINI_CL
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#ifdef _WIN32
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#ifndef B3_USE_CLEW
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#include "CL/cl_gl.h"
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#endif //B3_USE_CLEW
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#endif //_WIN32
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#endif
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void MyFatalBreakAPPLE( const char * errstr ,
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const void * private_info ,
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size_t cb ,
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void * user_data )
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{
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const char* patloc = strstr(errstr, "Warning");
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//find out if it is a warning or error, exit if error
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if (patloc)
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{
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b3Warning("Warning: %s\n", errstr);
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} else
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{
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b3Error("Error: %s\n", errstr);
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b3Assert(0);
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}
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}
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#ifdef B3_USE_CLEW
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int b3OpenCLUtils_clewInit()
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{
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int result = -1;
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#ifdef _WIN32
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const char* cl = "OpenCL.dll";
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#elif defined __APPLE__
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const char* cl = "/System/Library/Frameworks/OpenCL.framework/Versions/Current/OpenCL";
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#else//presumable Linux?
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//linux (tested on Ubuntu 12.10 with Catalyst 13.4 beta drivers, not that there is no symbolic link from libOpenCL.so
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const char* cl = "libOpenCL.so.1";
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result = clewInit(cl);
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if (result != CLEW_SUCCESS)
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{
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cl = "libOpenCL.so";
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} else
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{
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clewExit();
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}
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#endif
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result = clewInit(cl);
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if (result!=CLEW_SUCCESS)
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{
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b3Error("clewInit failed with error code %d\n",result);
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}
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else
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{
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b3Printf("clewInit succesfull using %s\n",cl);
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}
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return result;
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}
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#endif
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int b3OpenCLUtils_getNumPlatforms(cl_int* pErrNum)
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{
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#ifdef B3_USE_CLEW
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b3OpenCLUtils_clewInit();
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#endif
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cl_platform_id pPlatforms[10] = { 0 };
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cl_uint numPlatforms = 0;
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cl_int ciErrNum = clGetPlatformIDs(10, pPlatforms, &numPlatforms);
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//cl_int ciErrNum = clGetPlatformIDs(0, NULL, &numPlatforms);
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if(ciErrNum != CL_SUCCESS)
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{
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if(pErrNum != NULL)
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*pErrNum = ciErrNum;
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}
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return numPlatforms;
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}
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const char* b3OpenCLUtils_getSdkVendorName()
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{
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return spPlatformVendor;
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}
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void b3OpenCLUtils_setCachePath(const char* path)
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{
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sCachedBinaryPath = path;
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}
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cl_platform_id b3OpenCLUtils_getPlatform(int platformIndex0, cl_int* pErrNum)
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{
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#ifdef B3_USE_CLEW
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b3OpenCLUtils_clewInit();
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#endif
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cl_platform_id platform = 0;
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unsigned int platformIndex = (unsigned int )platformIndex0;
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cl_uint numPlatforms;
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cl_int ciErrNum = clGetPlatformIDs(0, NULL, &numPlatforms);
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if (platformIndex<numPlatforms)
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{
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cl_platform_id* platforms = (cl_platform_id*) malloc (sizeof(cl_platform_id)*numPlatforms);
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ciErrNum = clGetPlatformIDs(numPlatforms, platforms, NULL);
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if(ciErrNum != CL_SUCCESS)
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{
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if(pErrNum != NULL)
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*pErrNum = ciErrNum;
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return platform;
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}
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platform = platforms[platformIndex];
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free (platforms);
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}
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return platform;
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}
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void b3OpenCLUtils::getPlatformInfo(cl_platform_id platform, b3OpenCLPlatformInfo* platformInfo)
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{
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b3Assert(platform);
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cl_int ciErrNum;
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ciErrNum = clGetPlatformInfo( platform,CL_PLATFORM_VENDOR,B3_MAX_STRING_LENGTH,platformInfo->m_platformVendor,NULL);
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oclCHECKERROR(ciErrNum,CL_SUCCESS);
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ciErrNum = clGetPlatformInfo( platform,CL_PLATFORM_NAME,B3_MAX_STRING_LENGTH,platformInfo->m_platformName,NULL);
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oclCHECKERROR(ciErrNum,CL_SUCCESS);
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ciErrNum = clGetPlatformInfo( platform,CL_PLATFORM_VERSION,B3_MAX_STRING_LENGTH,platformInfo->m_platformVersion,NULL);
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oclCHECKERROR(ciErrNum,CL_SUCCESS);
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}
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void b3OpenCLUtils_printPlatformInfo( cl_platform_id platform)
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{
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b3OpenCLPlatformInfo platformInfo;
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b3OpenCLUtils::getPlatformInfo (platform, &platformInfo);
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b3Printf("Platform info:\n");
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b3Printf(" CL_PLATFORM_VENDOR: \t\t\t%s\n",platformInfo.m_platformVendor);
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b3Printf(" CL_PLATFORM_NAME: \t\t\t%s\n",platformInfo.m_platformName);
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b3Printf(" CL_PLATFORM_VERSION: \t\t\t%s\n",platformInfo.m_platformVersion);
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}
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cl_context b3OpenCLUtils_createContextFromPlatform(cl_platform_id platform, cl_device_type deviceType, cl_int* pErrNum, void* pGLContext, void* pGLDC, int preferredDeviceIndex, int preferredPlatformIndex)
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{
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cl_context retContext = 0;
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cl_int ciErrNum=0;
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cl_uint num_entries;
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cl_device_id devices[B3_MAX_CL_DEVICES];
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cl_uint num_devices;
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cl_context_properties* cprops;
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/*
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* If we could find our platform, use it. Otherwise pass a NULL and get whatever the
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* implementation thinks we should be using.
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*/
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cl_context_properties cps[7] = {0,0,0,0,0,0,0};
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cps[0] = CL_CONTEXT_PLATFORM;
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cps[1] = (cl_context_properties)platform;
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#ifdef _WIN32
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#ifndef B3_USE_CLEW
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if (pGLContext && pGLDC)
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{
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cps[2] = CL_GL_CONTEXT_KHR;
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cps[3] = (cl_context_properties)pGLContext;
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cps[4] = CL_WGL_HDC_KHR;
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cps[5] = (cl_context_properties)pGLDC;
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}
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#endif //B3_USE_CLEW
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#endif //_WIN32
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num_entries = B3_MAX_CL_DEVICES;
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num_devices=-1;
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ciErrNum = clGetDeviceIDs(
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platform,
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deviceType,
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num_entries,
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devices,
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&num_devices);
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if (ciErrNum<0)
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{
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b3Printf("clGetDeviceIDs returned %d\n",ciErrNum);
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return 0;
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}
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cprops = (NULL == platform) ? NULL : cps;
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if (!num_devices)
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return 0;
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if (pGLContext)
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{
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//search for the GPU that relates to the OpenCL context
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unsigned int i;
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for (i=0;i<num_devices;i++)
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{
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retContext = clCreateContext(cprops,1,&devices[i],NULL,NULL,&ciErrNum);
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if (ciErrNum==CL_SUCCESS)
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break;
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}
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}
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else
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{
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if (preferredDeviceIndex>=0 && (unsigned int)preferredDeviceIndex<num_devices)
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{
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//create a context of the preferred device index
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retContext = clCreateContext(cprops,1,&devices[preferredDeviceIndex],NULL,NULL,&ciErrNum);
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} else
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{
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//create a context of all devices
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#if defined (__APPLE__)
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retContext = clCreateContext(cprops,num_devices,devices,MyFatalBreakAPPLE,NULL,&ciErrNum);
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#else
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b3Printf("numDevices=%d\n",num_devices);
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retContext = clCreateContext(cprops,num_devices,devices,NULL,NULL,&ciErrNum);
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#endif
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}
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}
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if(pErrNum != NULL)
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{
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*pErrNum = ciErrNum;
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};
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return retContext;
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}
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cl_context b3OpenCLUtils_createContextFromType(cl_device_type deviceType, cl_int* pErrNum, void* pGLContext, void* pGLDC , int preferredDeviceIndex, int preferredPlatformIndex, cl_platform_id* retPlatformId)
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{
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#ifdef B3_USE_CLEW
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b3OpenCLUtils_clewInit();
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#endif
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cl_uint numPlatforms;
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cl_context retContext = 0;
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unsigned int i;
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cl_int ciErrNum = clGetPlatformIDs(0, NULL, &numPlatforms);
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if(ciErrNum != CL_SUCCESS)
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{
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if(pErrNum != NULL) *pErrNum = ciErrNum;
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return NULL;
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}
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if(numPlatforms > 0)
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{
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cl_platform_id* platforms = (cl_platform_id*) malloc (sizeof(cl_platform_id)*numPlatforms);
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ciErrNum = clGetPlatformIDs(numPlatforms, platforms, NULL);
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if(ciErrNum != CL_SUCCESS)
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{
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if(pErrNum != NULL)
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*pErrNum = ciErrNum;
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free(platforms);
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return NULL;
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}
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for ( i = 0; i < numPlatforms; ++i)
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{
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char pbuf[128];
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ciErrNum = clGetPlatformInfo( platforms[i],
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CL_PLATFORM_VENDOR,
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sizeof(pbuf),
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pbuf,
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NULL);
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if(ciErrNum != CL_SUCCESS)
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{
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if(pErrNum != NULL) *pErrNum = ciErrNum;
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return NULL;
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}
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if (preferredPlatformIndex>=0 && i==preferredPlatformIndex)
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{
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cl_platform_id tmpPlatform = platforms[0];
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platforms[0] = platforms[i];
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platforms[i] = tmpPlatform;
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break;
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} else
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{
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if(!strcmp(pbuf, spPlatformVendor))
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{
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cl_platform_id tmpPlatform = platforms[0];
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platforms[0] = platforms[i];
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platforms[i] = tmpPlatform;
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}
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}
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}
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for (i = 0; i < numPlatforms; ++i)
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{
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cl_platform_id platform = platforms[i];
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assert(platform);
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retContext = b3OpenCLUtils_createContextFromPlatform(platform,deviceType,pErrNum,pGLContext,pGLDC,preferredDeviceIndex,preferredPlatformIndex);
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if (retContext)
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{
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// printf("OpenCL platform details:\n");
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b3OpenCLPlatformInfo platformInfo;
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b3OpenCLUtils::getPlatformInfo(platform, &platformInfo);
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if (retPlatformId)
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*retPlatformId = platform;
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break;
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}
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}
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free (platforms);
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}
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return retContext;
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}
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//////////////////////////////////////////////////////////////////////////////
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//! Gets the id of the nth device from the context
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//!
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//! @return the id or -1 when out of range
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//! @param cxMainContext OpenCL context
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//! @param device_idx index of the device of interest
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//////////////////////////////////////////////////////////////////////////////
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cl_device_id b3OpenCLUtils_getDevice(cl_context cxMainContext, int deviceIndex)
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{
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assert(cxMainContext);
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size_t szParmDataBytes;
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cl_device_id* cdDevices;
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cl_device_id device ;
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// get the list of devices associated with context
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clGetContextInfo(cxMainContext, CL_CONTEXT_DEVICES, 0, NULL, &szParmDataBytes);
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if( szParmDataBytes / sizeof(cl_device_id) < (unsigned int)deviceIndex ) {
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return (cl_device_id)-1;
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}
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cdDevices = (cl_device_id*) malloc(szParmDataBytes);
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clGetContextInfo(cxMainContext, CL_CONTEXT_DEVICES, szParmDataBytes, cdDevices, NULL);
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device = cdDevices[deviceIndex];
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free(cdDevices);
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return device;
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}
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int b3OpenCLUtils_getNumDevices(cl_context cxMainContext)
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{
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size_t szParamDataBytes;
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int device_count;
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clGetContextInfo(cxMainContext, CL_CONTEXT_DEVICES, 0, NULL, &szParamDataBytes);
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device_count = (int) szParamDataBytes/ sizeof(cl_device_id);
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return device_count;
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}
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void b3OpenCLUtils::getDeviceInfo(cl_device_id device, b3OpenCLDeviceInfo* info)
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{
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// CL_DEVICE_NAME
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clGetDeviceInfo(device, CL_DEVICE_NAME, B3_MAX_STRING_LENGTH, &info->m_deviceName, NULL);
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// CL_DEVICE_VENDOR
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clGetDeviceInfo(device, CL_DEVICE_VENDOR, B3_MAX_STRING_LENGTH, &info->m_deviceVendor, NULL);
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// CL_DRIVER_VERSION
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clGetDeviceInfo(device, CL_DRIVER_VERSION, B3_MAX_STRING_LENGTH, &info->m_driverVersion, NULL);
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// CL_DEVICE_INFO
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clGetDeviceInfo(device, CL_DEVICE_TYPE, sizeof(cl_device_type), &info->m_deviceType, NULL);
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// CL_DEVICE_MAX_COMPUTE_UNITS
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clGetDeviceInfo(device, CL_DEVICE_MAX_COMPUTE_UNITS, sizeof(info->m_computeUnits), &info->m_computeUnits, NULL);
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// CL_DEVICE_MAX_WORK_ITEM_DIMENSIONS
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clGetDeviceInfo(device, CL_DEVICE_MAX_WORK_ITEM_DIMENSIONS, sizeof(info->m_workitemDims), &info->m_workitemDims, NULL);
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// CL_DEVICE_MAX_WORK_ITEM_SIZES
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clGetDeviceInfo(device, CL_DEVICE_MAX_WORK_ITEM_SIZES, sizeof(info->m_workItemSize), &info->m_workItemSize, NULL);
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// CL_DEVICE_MAX_WORK_GROUP_SIZE
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clGetDeviceInfo(device, CL_DEVICE_MAX_WORK_GROUP_SIZE, sizeof(info->m_workgroupSize), &info->m_workgroupSize, NULL);
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// CL_DEVICE_MAX_CLOCK_FREQUENCY
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clGetDeviceInfo(device, CL_DEVICE_MAX_CLOCK_FREQUENCY, sizeof(info->m_clockFrequency), &info->m_clockFrequency, NULL);
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// CL_DEVICE_ADDRESS_BITS
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clGetDeviceInfo(device, CL_DEVICE_ADDRESS_BITS, sizeof(info->m_addressBits), &info->m_addressBits, NULL);
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// CL_DEVICE_MAX_MEM_ALLOC_SIZE
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clGetDeviceInfo(device, CL_DEVICE_MAX_MEM_ALLOC_SIZE, sizeof(info->m_maxMemAllocSize), &info->m_maxMemAllocSize, NULL);
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// CL_DEVICE_GLOBAL_MEM_SIZE
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clGetDeviceInfo(device, CL_DEVICE_GLOBAL_MEM_SIZE, sizeof(info->m_globalMemSize), &info->m_globalMemSize, NULL);
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// CL_DEVICE_ERROR_CORRECTION_SUPPORT
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clGetDeviceInfo(device, CL_DEVICE_ERROR_CORRECTION_SUPPORT, sizeof(info->m_errorCorrectionSupport), &info->m_errorCorrectionSupport, NULL);
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// CL_DEVICE_LOCAL_MEM_TYPE
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clGetDeviceInfo(device, CL_DEVICE_LOCAL_MEM_TYPE, sizeof(info->m_localMemType), &info->m_localMemType, NULL);
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// CL_DEVICE_LOCAL_MEM_SIZE
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clGetDeviceInfo(device, CL_DEVICE_LOCAL_MEM_SIZE, sizeof(info->m_localMemSize), &info->m_localMemSize, NULL);
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// CL_DEVICE_MAX_CONSTANT_BUFFER_SIZE
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clGetDeviceInfo(device, CL_DEVICE_MAX_CONSTANT_BUFFER_SIZE, sizeof(info->m_constantBufferSize), &info->m_constantBufferSize, NULL);
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// CL_DEVICE_QUEUE_PROPERTIES
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clGetDeviceInfo(device, CL_DEVICE_QUEUE_PROPERTIES, sizeof(info->m_queueProperties), &info->m_queueProperties, NULL);
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// CL_DEVICE_IMAGE_SUPPORT
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clGetDeviceInfo(device, CL_DEVICE_IMAGE_SUPPORT, sizeof(info->m_imageSupport), &info->m_imageSupport, NULL);
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// CL_DEVICE_MAX_READ_IMAGE_ARGS
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clGetDeviceInfo(device, CL_DEVICE_MAX_READ_IMAGE_ARGS, sizeof(info->m_maxReadImageArgs), &info->m_maxReadImageArgs, NULL);
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// CL_DEVICE_MAX_WRITE_IMAGE_ARGS
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clGetDeviceInfo(device, CL_DEVICE_MAX_WRITE_IMAGE_ARGS, sizeof(info->m_maxWriteImageArgs), &info->m_maxWriteImageArgs, NULL);
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// CL_DEVICE_IMAGE2D_MAX_WIDTH, CL_DEVICE_IMAGE2D_MAX_HEIGHT, CL_DEVICE_IMAGE3D_MAX_WIDTH, CL_DEVICE_IMAGE3D_MAX_HEIGHT, CL_DEVICE_IMAGE3D_MAX_DEPTH
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clGetDeviceInfo(device, CL_DEVICE_IMAGE2D_MAX_WIDTH, sizeof(size_t), &info->m_image2dMaxWidth, NULL);
|
|
clGetDeviceInfo(device, CL_DEVICE_IMAGE2D_MAX_HEIGHT, sizeof(size_t), &info->m_image2dMaxHeight, NULL);
|
|
clGetDeviceInfo(device, CL_DEVICE_IMAGE3D_MAX_WIDTH, sizeof(size_t), &info->m_image3dMaxWidth, NULL);
|
|
clGetDeviceInfo(device, CL_DEVICE_IMAGE3D_MAX_HEIGHT, sizeof(size_t), &info->m_image3dMaxHeight, NULL);
|
|
clGetDeviceInfo(device, CL_DEVICE_IMAGE3D_MAX_DEPTH, sizeof(size_t), &info->m_image3dMaxDepth, NULL);
|
|
|
|
// CL_DEVICE_EXTENSIONS: get device extensions, and if any then parse & log the string onto separate lines
|
|
clGetDeviceInfo(device, CL_DEVICE_EXTENSIONS, B3_MAX_STRING_LENGTH, &info->m_deviceExtensions, NULL);
|
|
|
|
// CL_DEVICE_PREFERRED_VECTOR_WIDTH_<type>
|
|
clGetDeviceInfo(device, CL_DEVICE_PREFERRED_VECTOR_WIDTH_CHAR, sizeof(cl_uint), &info->m_vecWidthChar, NULL);
|
|
clGetDeviceInfo(device, CL_DEVICE_PREFERRED_VECTOR_WIDTH_SHORT, sizeof(cl_uint), &info->m_vecWidthShort, NULL);
|
|
clGetDeviceInfo(device, CL_DEVICE_PREFERRED_VECTOR_WIDTH_INT, sizeof(cl_uint), &info->m_vecWidthInt, NULL);
|
|
clGetDeviceInfo(device, CL_DEVICE_PREFERRED_VECTOR_WIDTH_LONG, sizeof(cl_uint), &info->m_vecWidthLong, NULL);
|
|
clGetDeviceInfo(device, CL_DEVICE_PREFERRED_VECTOR_WIDTH_FLOAT, sizeof(cl_uint), &info->m_vecWidthFloat, NULL);
|
|
clGetDeviceInfo(device, CL_DEVICE_PREFERRED_VECTOR_WIDTH_DOUBLE, sizeof(cl_uint), &info->m_vecWidthDouble, NULL);
|
|
}
|
|
|
|
|
|
void b3OpenCLUtils_printDeviceInfo(cl_device_id device)
|
|
{
|
|
b3OpenCLDeviceInfo info;
|
|
b3OpenCLUtils::getDeviceInfo(device,&info);
|
|
b3Printf("Device Info:\n");
|
|
b3Printf(" CL_DEVICE_NAME: \t\t\t%s\n", info.m_deviceName);
|
|
b3Printf(" CL_DEVICE_VENDOR: \t\t\t%s\n", info.m_deviceVendor);
|
|
b3Printf(" CL_DRIVER_VERSION: \t\t\t%s\n", info.m_driverVersion);
|
|
|
|
if( info.m_deviceType & CL_DEVICE_TYPE_CPU )
|
|
b3Printf(" CL_DEVICE_TYPE:\t\t\t%s\n", "CL_DEVICE_TYPE_CPU");
|
|
if( info.m_deviceType & CL_DEVICE_TYPE_GPU )
|
|
b3Printf(" CL_DEVICE_TYPE:\t\t\t%s\n", "CL_DEVICE_TYPE_GPU");
|
|
if( info.m_deviceType & CL_DEVICE_TYPE_ACCELERATOR )
|
|
b3Printf(" CL_DEVICE_TYPE:\t\t\t%s\n", "CL_DEVICE_TYPE_ACCELERATOR");
|
|
if( info.m_deviceType & CL_DEVICE_TYPE_DEFAULT )
|
|
b3Printf(" CL_DEVICE_TYPE:\t\t\t%s\n", "CL_DEVICE_TYPE_DEFAULT");
|
|
|
|
b3Printf(" CL_DEVICE_MAX_COMPUTE_UNITS:\t\t%u\n", info.m_computeUnits);
|
|
b3Printf(" CL_DEVICE_MAX_WORK_ITEM_DIMENSIONS:\t%u\n", info.m_workitemDims);
|
|
b3Printf(" CL_DEVICE_MAX_WORK_ITEM_SIZES:\t%u / %u / %u \n", info.m_workItemSize[0], info.m_workItemSize[1], info.m_workItemSize[2]);
|
|
b3Printf(" CL_DEVICE_MAX_WORK_GROUP_SIZE:\t%u\n", info.m_workgroupSize);
|
|
b3Printf(" CL_DEVICE_MAX_CLOCK_FREQUENCY:\t%u MHz\n", info.m_clockFrequency);
|
|
b3Printf(" CL_DEVICE_ADDRESS_BITS:\t\t%u\n", info.m_addressBits);
|
|
b3Printf(" CL_DEVICE_MAX_MEM_ALLOC_SIZE:\t\t%u MByte\n", (unsigned int)(info.m_maxMemAllocSize/ (1024 * 1024)));
|
|
b3Printf(" CL_DEVICE_GLOBAL_MEM_SIZE:\t\t%u MByte\n", (unsigned int)(info.m_globalMemSize/ (1024 * 1024)));
|
|
b3Printf(" CL_DEVICE_ERROR_CORRECTION_SUPPORT:\t%s\n", info.m_errorCorrectionSupport== CL_TRUE ? "yes" : "no");
|
|
b3Printf(" CL_DEVICE_LOCAL_MEM_TYPE:\t\t%s\n", info.m_localMemType == 1 ? "local" : "global");
|
|
b3Printf(" CL_DEVICE_LOCAL_MEM_SIZE:\t\t%u KByte\n", (unsigned int)(info.m_localMemSize / 1024));
|
|
b3Printf(" CL_DEVICE_MAX_CONSTANT_BUFFER_SIZE:\t%u KByte\n", (unsigned int)(info.m_constantBufferSize / 1024));
|
|
if( info.m_queueProperties & CL_QUEUE_OUT_OF_ORDER_EXEC_MODE_ENABLE )
|
|
b3Printf(" CL_DEVICE_QUEUE_PROPERTIES:\t\t%s\n", "CL_QUEUE_OUT_OF_ORDER_EXEC_MODE_ENABLE");
|
|
if( info.m_queueProperties & CL_QUEUE_PROFILING_ENABLE )
|
|
b3Printf(" CL_DEVICE_QUEUE_PROPERTIES:\t\t%s\n", "CL_QUEUE_PROFILING_ENABLE");
|
|
|
|
b3Printf(" CL_DEVICE_IMAGE_SUPPORT:\t\t%u\n", info.m_imageSupport);
|
|
|
|
b3Printf(" CL_DEVICE_MAX_READ_IMAGE_ARGS:\t%u\n", info.m_maxReadImageArgs);
|
|
b3Printf(" CL_DEVICE_MAX_WRITE_IMAGE_ARGS:\t%u\n", info.m_maxWriteImageArgs);
|
|
b3Printf("\n CL_DEVICE_IMAGE <dim>");
|
|
b3Printf("\t\t\t2D_MAX_WIDTH\t %u\n", info.m_image2dMaxWidth);
|
|
b3Printf("\t\t\t\t\t2D_MAX_HEIGHT\t %u\n", info.m_image2dMaxHeight);
|
|
b3Printf("\t\t\t\t\t3D_MAX_WIDTH\t %u\n", info.m_image3dMaxWidth);
|
|
b3Printf("\t\t\t\t\t3D_MAX_HEIGHT\t %u\n", info.m_image3dMaxHeight);
|
|
b3Printf("\t\t\t\t\t3D_MAX_DEPTH\t %u\n", info.m_image3dMaxDepth);
|
|
if (*info.m_deviceExtensions != 0)
|
|
{
|
|
b3Printf("\n CL_DEVICE_EXTENSIONS:%s\n",info.m_deviceExtensions);
|
|
}
|
|
else
|
|
{
|
|
b3Printf(" CL_DEVICE_EXTENSIONS: None\n");
|
|
}
|
|
b3Printf(" CL_DEVICE_PREFERRED_VECTOR_WIDTH_<t>\t");
|
|
b3Printf("CHAR %u, SHORT %u, INT %u,LONG %u, FLOAT %u, DOUBLE %u\n\n\n",
|
|
info.m_vecWidthChar, info.m_vecWidthShort, info.m_vecWidthInt, info.m_vecWidthLong,info.m_vecWidthFloat, info.m_vecWidthDouble);
|
|
|
|
|
|
}
|
|
|
|
|
|
static const char* strip2(const char* name, const char* pattern)
|
|
{
|
|
size_t const patlen = strlen(pattern);
|
|
size_t patcnt = 0;
|
|
const char * oriptr;
|
|
const char * patloc;
|
|
// find how many times the pattern occurs in the original string
|
|
for (oriptr = name; (patloc = strstr(oriptr, pattern)); oriptr = patloc + patlen)
|
|
{
|
|
patcnt++;
|
|
}
|
|
return oriptr;
|
|
}
|
|
|
|
cl_program b3OpenCLUtils_compileCLProgramFromString(cl_context clContext, cl_device_id device, const char* kernelSourceOrg, cl_int* pErrNum, const char* additionalMacrosArg , const char* clFileNameForCaching, bool disableBinaryCaching)
|
|
{
|
|
const char* additionalMacros = additionalMacrosArg?additionalMacrosArg:"";
|
|
|
|
if (disableBinaryCaching)
|
|
{
|
|
//kernelSourceOrg = 0;
|
|
}
|
|
|
|
cl_program m_cpProgram=0;
|
|
cl_int status;
|
|
|
|
char binaryFileName[B3_MAX_STRING_LENGTH];
|
|
|
|
char deviceName[256];
|
|
char driverVersion[256];
|
|
const char* strippedName;
|
|
int fileUpToDate = 0;
|
|
#ifdef _WIN32
|
|
int binaryFileValid=0;
|
|
#endif
|
|
if (!disableBinaryCaching && clFileNameForCaching)
|
|
{
|
|
clGetDeviceInfo(device, CL_DEVICE_NAME, 256, &deviceName, NULL);
|
|
clGetDeviceInfo(device, CL_DRIVER_VERSION, 256, &driverVersion, NULL);
|
|
|
|
strippedName = strip2(clFileNameForCaching,"\\");
|
|
strippedName = strip2(strippedName,"/");
|
|
|
|
#ifdef _MSC_VER
|
|
sprintf_s(binaryFileName,B3_MAX_STRING_LENGTH,"%s/%s.%s.%s.bin",sCachedBinaryPath,strippedName, deviceName,driverVersion );
|
|
#else
|
|
sprintf(binaryFileName,"%s/%s.%s.%s.bin",sCachedBinaryPath,strippedName, deviceName,driverVersion );
|
|
#endif
|
|
}
|
|
if (clFileNameForCaching && !(disableBinaryCaching || gDebugSkipLoadingBinary||gDebugForceLoadingFromSource) )
|
|
{
|
|
|
|
#ifdef _WIN32
|
|
char* bla=0;
|
|
|
|
|
|
|
|
//printf("searching for %s\n", binaryFileName);
|
|
|
|
|
|
FILETIME modtimeBinary;
|
|
CreateDirectoryA(sCachedBinaryPath,0);
|
|
{
|
|
|
|
HANDLE binaryFileHandle = CreateFileA(binaryFileName,GENERIC_READ,0,0,OPEN_EXISTING,FILE_ATTRIBUTE_NORMAL,0);
|
|
if (binaryFileHandle ==INVALID_HANDLE_VALUE)
|
|
{
|
|
DWORD errorCode;
|
|
errorCode = GetLastError();
|
|
switch (errorCode)
|
|
{
|
|
case ERROR_FILE_NOT_FOUND:
|
|
{
|
|
b3Warning("\nCached file not found %s\n", binaryFileName);
|
|
break;
|
|
}
|
|
case ERROR_PATH_NOT_FOUND:
|
|
{
|
|
b3Warning("\nCached file path not found %s\n", binaryFileName);
|
|
break;
|
|
}
|
|
default:
|
|
{
|
|
b3Warning("\nFailed reading cached file with errorCode = %d\n", errorCode);
|
|
}
|
|
}
|
|
} else
|
|
{
|
|
if (GetFileTime(binaryFileHandle, NULL, NULL, &modtimeBinary)==0)
|
|
{
|
|
DWORD errorCode;
|
|
errorCode = GetLastError();
|
|
b3Warning("\nGetFileTime errorCode = %d\n", errorCode);
|
|
} else
|
|
{
|
|
binaryFileValid = 1;
|
|
}
|
|
CloseHandle(binaryFileHandle);
|
|
}
|
|
|
|
if (binaryFileValid)
|
|
{
|
|
HANDLE srcFileHandle = CreateFileA(clFileNameForCaching,GENERIC_READ,0,0,OPEN_EXISTING,FILE_ATTRIBUTE_NORMAL,0);
|
|
|
|
if (srcFileHandle==INVALID_HANDLE_VALUE)
|
|
{
|
|
const char* prefix[]={"./","../","../../","../../../","../../../../"};
|
|
for (int i=0;(srcFileHandle==INVALID_HANDLE_VALUE) && i<5;i++)
|
|
{
|
|
char relativeFileName[1024];
|
|
sprintf(relativeFileName,"%s%s",prefix[i],clFileNameForCaching);
|
|
srcFileHandle = CreateFileA(relativeFileName,GENERIC_READ,0,0,OPEN_EXISTING,FILE_ATTRIBUTE_NORMAL,0);
|
|
}
|
|
|
|
}
|
|
|
|
|
|
if (srcFileHandle!=INVALID_HANDLE_VALUE)
|
|
{
|
|
FILETIME modtimeSrc;
|
|
if (GetFileTime(srcFileHandle, NULL, NULL, &modtimeSrc)==0)
|
|
{
|
|
DWORD errorCode;
|
|
errorCode = GetLastError();
|
|
b3Warning("\nGetFileTime errorCode = %d\n", errorCode);
|
|
}
|
|
if ( ( modtimeSrc.dwHighDateTime < modtimeBinary.dwHighDateTime)
|
|
||(( modtimeSrc.dwHighDateTime == modtimeBinary.dwHighDateTime)&&(modtimeSrc.dwLowDateTime <= modtimeBinary.dwLowDateTime)))
|
|
{
|
|
fileUpToDate=1;
|
|
} else
|
|
{
|
|
b3Warning("\nCached binary file out-of-date (%s)\n",binaryFileName);
|
|
}
|
|
CloseHandle(srcFileHandle);
|
|
}
|
|
else
|
|
{
|
|
#ifdef _DEBUG
|
|
DWORD errorCode;
|
|
errorCode = GetLastError();
|
|
switch (errorCode)
|
|
{
|
|
case ERROR_FILE_NOT_FOUND:
|
|
{
|
|
b3Warning("\nSrc file not found %s\n", clFileNameForCaching);
|
|
break;
|
|
}
|
|
case ERROR_PATH_NOT_FOUND:
|
|
{
|
|
b3Warning("\nSrc path not found %s\n", clFileNameForCaching);
|
|
break;
|
|
}
|
|
default:
|
|
{
|
|
b3Warning("\nnSrc file reading errorCode = %d\n", errorCode);
|
|
}
|
|
}
|
|
|
|
//we should make sure the src file exists so we can verify the timestamp with binary
|
|
// assert(0);
|
|
b3Warning("Warning: cannot find OpenCL kernel %s to verify timestamp of binary cached kernel %s\n",clFileNameForCaching, binaryFileName);
|
|
fileUpToDate = true;
|
|
#else
|
|
//if we cannot find the source, assume it is OK in release builds
|
|
fileUpToDate = true;
|
|
#endif
|
|
}
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
#else
|
|
fileUpToDate = true;
|
|
if (mkdir(sCachedBinaryPath,0777) == -1)
|
|
{
|
|
}
|
|
else
|
|
{
|
|
b3Printf("Succesfully created cache directory: %s\n", sCachedBinaryPath);
|
|
}
|
|
#endif //_WIN32
|
|
}
|
|
|
|
|
|
if( fileUpToDate)
|
|
{
|
|
#ifdef _MSC_VER
|
|
FILE* file;
|
|
if (fopen_s(&file,binaryFileName, "rb")!=0)
|
|
file=0;
|
|
#else
|
|
FILE* file = fopen(binaryFileName, "rb");
|
|
#endif
|
|
|
|
if (file)
|
|
{
|
|
size_t binarySize=0;
|
|
char* binary =0;
|
|
|
|
fseek( file, 0L, SEEK_END );
|
|
binarySize = ftell( file );
|
|
rewind( file );
|
|
binary = (char*)malloc(sizeof(char)*binarySize);
|
|
int bytesRead;
|
|
bytesRead = fread( binary, sizeof(char), binarySize, file );
|
|
fclose( file );
|
|
|
|
m_cpProgram = clCreateProgramWithBinary( clContext, 1,&device, &binarySize, (const unsigned char**)&binary, 0, &status );
|
|
b3Assert( status == CL_SUCCESS );
|
|
status = clBuildProgram( m_cpProgram, 1, &device, additionalMacros, 0, 0 );
|
|
b3Assert( status == CL_SUCCESS );
|
|
|
|
if( status != CL_SUCCESS )
|
|
{
|
|
char *build_log;
|
|
size_t ret_val_size;
|
|
clGetProgramBuildInfo(m_cpProgram, device, CL_PROGRAM_BUILD_LOG, 0, NULL, &ret_val_size);
|
|
build_log = (char*)malloc(sizeof(char)*(ret_val_size+1));
|
|
clGetProgramBuildInfo(m_cpProgram, device, CL_PROGRAM_BUILD_LOG, ret_val_size, build_log, NULL);
|
|
build_log[ret_val_size] = '\0';
|
|
b3Error("%s\n", build_log);
|
|
free (build_log);
|
|
b3Assert(0);
|
|
m_cpProgram = 0;
|
|
|
|
b3Warning("clBuildProgram reported failure on cached binary: %s\n",binaryFileName);
|
|
|
|
} else
|
|
{
|
|
b3Printf("clBuildProgram successfully compiled cached binary: %s\n",binaryFileName);
|
|
}
|
|
free (binary);
|
|
|
|
} else
|
|
{
|
|
b3Warning("Cannot open cached binary: %s\n",binaryFileName);
|
|
}
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if (!m_cpProgram)
|
|
{
|
|
|
|
cl_int localErrNum;
|
|
char* compileFlags;
|
|
int flagsize;
|
|
|
|
|
|
|
|
const char* kernelSource = kernelSourceOrg;
|
|
|
|
if (!kernelSourceOrg || gDebugForceLoadingFromSource)
|
|
{
|
|
if (clFileNameForCaching)
|
|
{
|
|
|
|
FILE* file = fopen(clFileNameForCaching, "rb");
|
|
//in many cases the relative path is a few levels up the directory hierarchy, so try it
|
|
if (!file)
|
|
{
|
|
const char* prefix[]={"../","../../","../../../","../../../../"};
|
|
for (int i=0;!file && i<3;i++)
|
|
{
|
|
char relativeFileName[1024];
|
|
sprintf(relativeFileName,"%s%s",prefix[i],clFileNameForCaching);
|
|
file = fopen(relativeFileName, "rb");
|
|
}
|
|
}
|
|
|
|
if (file)
|
|
{
|
|
char* kernelSrc=0;
|
|
fseek( file, 0L, SEEK_END );
|
|
int kernelSize = ftell( file );
|
|
rewind( file );
|
|
kernelSrc = (char*)malloc(kernelSize+1);
|
|
int readBytes;
|
|
readBytes = fread((void*)kernelSrc,1,kernelSize, file);
|
|
kernelSrc[kernelSize] = 0;
|
|
fclose(file);
|
|
kernelSource = kernelSrc;
|
|
}
|
|
}
|
|
}
|
|
|
|
size_t program_length = kernelSource ? strlen(kernelSource) : 0;
|
|
#ifdef MAC //or __APPLE__?
|
|
char* flags = "-cl-mad-enable -DMAC ";
|
|
#else
|
|
const char* flags = "";
|
|
#endif
|
|
|
|
|
|
m_cpProgram = clCreateProgramWithSource(clContext, 1, (const char**)&kernelSource, &program_length, &localErrNum);
|
|
if (localErrNum!= CL_SUCCESS)
|
|
{
|
|
if (pErrNum)
|
|
*pErrNum = localErrNum;
|
|
return 0;
|
|
}
|
|
|
|
// Build the program with 'mad' Optimization option
|
|
|
|
|
|
|
|
flagsize = sizeof(char)*(strlen(additionalMacros) + strlen(flags) + 5);
|
|
compileFlags = (char*) malloc(flagsize);
|
|
#ifdef _MSC_VER
|
|
sprintf_s(compileFlags,flagsize, "%s %s", flags, additionalMacros);
|
|
#else
|
|
sprintf(compileFlags, "%s %s", flags, additionalMacros);
|
|
#endif
|
|
localErrNum = clBuildProgram(m_cpProgram, 1, &device, compileFlags, NULL, NULL);
|
|
if (localErrNum!= CL_SUCCESS)
|
|
{
|
|
char *build_log;
|
|
size_t ret_val_size;
|
|
clGetProgramBuildInfo(m_cpProgram, device, CL_PROGRAM_BUILD_LOG, 0, NULL, &ret_val_size);
|
|
build_log = (char*) malloc(sizeof(char)*(ret_val_size+1));
|
|
clGetProgramBuildInfo(m_cpProgram, device, CL_PROGRAM_BUILD_LOG, ret_val_size, build_log, NULL);
|
|
|
|
// to be carefully, terminate with \0
|
|
// there's no information in the reference whether the string is 0 terminated or not
|
|
build_log[ret_val_size] = '\0';
|
|
|
|
|
|
b3Error("Error in clBuildProgram, Line %u in file %s, Log: \n%s\n !!!\n\n", __LINE__, __FILE__, build_log);
|
|
free (build_log);
|
|
if (pErrNum)
|
|
*pErrNum = localErrNum;
|
|
return 0;
|
|
}
|
|
|
|
|
|
if( !disableBinaryCaching && clFileNameForCaching )
|
|
{ // write to binary
|
|
|
|
cl_uint numAssociatedDevices;
|
|
status = clGetProgramInfo( m_cpProgram, CL_PROGRAM_NUM_DEVICES, sizeof(cl_uint), &numAssociatedDevices, 0 );
|
|
b3Assert( status == CL_SUCCESS );
|
|
if (numAssociatedDevices==1)
|
|
{
|
|
|
|
size_t binarySize;
|
|
char* binary ;
|
|
|
|
status = clGetProgramInfo( m_cpProgram, CL_PROGRAM_BINARY_SIZES, sizeof(size_t), &binarySize, 0 );
|
|
b3Assert( status == CL_SUCCESS );
|
|
|
|
binary = (char*)malloc(sizeof(char)*binarySize);
|
|
|
|
status = clGetProgramInfo( m_cpProgram, CL_PROGRAM_BINARIES, sizeof(char*), &binary, 0 );
|
|
b3Assert( status == CL_SUCCESS );
|
|
|
|
{
|
|
FILE* file=0;
|
|
#ifdef _MSC_VER
|
|
if (fopen_s(&file,binaryFileName, "wb")!=0)
|
|
file=0;
|
|
#else
|
|
file = fopen(binaryFileName, "wb");
|
|
#endif
|
|
if (file)
|
|
{
|
|
fwrite( binary, sizeof(char), binarySize, file );
|
|
fclose( file );
|
|
} else
|
|
{
|
|
b3Warning("cannot write file %s\n", binaryFileName);
|
|
}
|
|
}
|
|
|
|
free (binary);
|
|
}
|
|
}
|
|
|
|
free(compileFlags);
|
|
|
|
}
|
|
return m_cpProgram;
|
|
}
|
|
|
|
|
|
cl_kernel b3OpenCLUtils_compileCLKernelFromString(cl_context clContext, cl_device_id device, const char* kernelSource, const char* kernelName, cl_int* pErrNum, cl_program prog, const char* additionalMacros )
|
|
{
|
|
|
|
cl_kernel kernel;
|
|
cl_int localErrNum;
|
|
|
|
cl_program m_cpProgram = prog;
|
|
|
|
b3Printf("compiling kernel %s ",kernelName);
|
|
|
|
if (!m_cpProgram)
|
|
{
|
|
m_cpProgram = b3OpenCLUtils_compileCLProgramFromString(clContext,device,kernelSource,pErrNum, additionalMacros,0, false);
|
|
}
|
|
|
|
|
|
// Create the kernel
|
|
kernel = clCreateKernel(m_cpProgram, kernelName, &localErrNum);
|
|
if (localErrNum != CL_SUCCESS)
|
|
{
|
|
b3Error("Error in clCreateKernel, Line %u in file %s, cannot find kernel function %s !!!\n\n", __LINE__, __FILE__, kernelName);
|
|
assert(0);
|
|
if (pErrNum)
|
|
*pErrNum = localErrNum;
|
|
return 0;
|
|
}
|
|
|
|
if (!prog && m_cpProgram)
|
|
{
|
|
clReleaseProgram(m_cpProgram);
|
|
}
|
|
b3Printf("ready. \n");
|
|
|
|
|
|
if (pErrNum)
|
|
*pErrNum = CL_SUCCESS;
|
|
return kernel;
|
|
|
|
}
|