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- # - Try to find OpenCL
- # This module tries to find an OpenCL implementation on your system. It supports
- # AMD / ATI, Apple and NVIDIA implementations.
- #
- # To set the paths manually, define these environment variables:
- # OpenCL_INCPATH - Include path (e.g. OpenCL_INCPATH=/opt/cuda/4.0/cuda/include)
- # OpenCL_LIBPATH - Library path (e.h. OpenCL_LIBPATH=/usr/lib64/nvidia)
- #
- # Once done this will define
- # OpenCL_FOUND - system has OpenCL
- # OpenCL_INCLUDE_DIRS - the OpenCL include directory
- # OpenCL_LIBRARIES - link these to use OpenCL
- FIND_PACKAGE(PackageHandleStandardArgs)
- SET (OpenCL_VERSION_STRING "0.1.0")
- SET (OpenCL_VERSION_MAJOR 0)
- SET (OpenCL_VERSION_MINOR 1)
- SET (OpenCL_VERSION_PATCH 0)
- IF (APPLE)
- FIND_LIBRARY(OpenCL_LIBRARIES OpenCL DOC "OpenCL lib for OSX")
- FIND_PATH(OpenCL_INCLUDE_DIRS OpenCL/cl.h DOC "Include for OpenCL on OSX")
- FIND_PATH(_OpenCL_CPP_INCLUDE_DIRS OpenCL/cl.hpp DOC "Include for OpenCL CPP bindings on OSX")
- ELSE (APPLE)
- IF (WIN32)
- # The AMD SDK currently installs both x86 and x86_64 libraries
- # This is only a hack to find out architecture
- IF( CMAKE_SIZEOF_VOID_P EQUAL 8 )
- SET(OpenCL_LIB_DIR "$ENV{AMDAPPSDKROOT}/lib/x86_64")
- ELSE( CMAKE_SIZEOF_VOID_P EQUAL 8 )
- SET(OpenCL_LIB_DIR "$ENV{AMDAPPSDKROOT}/lib/x86")
- ENDIF( CMAKE_SIZEOF_VOID_P EQUAL 8 )
- FIND_LIBRARY(OpenCL_LIBRARIES OpenCL.lib PATHS
- ${OpenCL_LIB_DIR} $ENV{OpenCL_LIBPATH} $ENV{CUDA_LIB_PATH})
- GET_FILENAME_COMPONENT(_OpenCL_INC_CAND ${OpenCL_LIB_DIR}/../../include ABSOLUTE)
- # On Win32 search relative to the library
- FIND_PATH(OpenCL_INCLUDE_DIRS CL/cl.h PATHS
- ${_OpenCL_INC_CAND} $ENV{OpenCL_INCPATH} $ENV{CUDA_INC_PATH})
- FIND_PATH(_OpenCL_CPP_INCLUDE_DIRS CL/cl.hpp PATHS
- ${_OpenCL_INC_CAND} $ENV{OpenCL_INCPATH} $ENV{CUDA_INC_PATH})
- ELSE (WIN32)
- # Unix style platforms
- FIND_LIBRARY(OpenCL_LIBRARIES OpenCL
- PATHS ENV LD_LIBRARY_PATH ENV OpenCL_LIBPATH
- )
- GET_FILENAME_COMPONENT(OpenCL_LIB_DIR ${OpenCL_LIBRARIES} PATH)
- GET_FILENAME_COMPONENT(_OpenCL_INC_CAND ${OpenCL_LIB_DIR}/../../include ABSOLUTE)
- # The AMD SDK currently does not place its headers
- # in /usr/include, therefore also search relative
- # to the library
- FIND_PATH(OpenCL_INCLUDE_DIRS CL/cl.h PATHS "$ENV{CUDADIR}/include" ${_OpenCL_INC_CAND} "/usr/local/cuda/include" "/opt/cuda/include" "/opt/AMDAPP/include" ENV OpenCL_INCPATH)
- FIND_PATH(_OpenCL_CPP_INCLUDE_DIRS CL/cl.hpp PATHS "$ENV{CUDADIR}/include" ${_OpenCL_INC_CAND} "/usr/local/cuda/include" "/opt/cuda/include" "/opt/AMDAPP/include" ENV OpenCL_INCPATH)
- # for Mali GPUs, libmali must be linked
- FIND_LIBRARY(OpenCL_LIBRARIES_MALI mali
- PATHS ENV LD_LIBRARY_PATH ENV OpenCL_LIBPATH "/usr/lib64" "$ENV{CUDADIR}/lib64"
- )
- IF (OpenCL_LIBRARIES_MALI)
- SET(OpenCL_LIBRARIES ${OpenCL_LIBRARIES} ${OpenCL_LIBRARIES_MALI})
- ENDIF (OpenCL_LIBRARIES_MALI)
- ENDIF (WIN32)
- ENDIF (APPLE)
- FIND_PACKAGE_HANDLE_STANDARD_ARGS(OpenCL DEFAULT_MSG OpenCL_LIBRARIES OpenCL_INCLUDE_DIRS)
- IF(_OpenCL_CPP_INCLUDE_DIRS)
- SET( OpenCL_HAS_CPP_BINDINGS TRUE )
- LIST( APPEND OpenCL_INCLUDE_DIRS ${_OpenCL_CPP_INCLUDE_DIRS} )
- # This is often the same, so clean up
- LIST( REMOVE_DUPLICATES OpenCL_INCLUDE_DIRS )
- ENDIF(_OpenCL_CPP_INCLUDE_DIRS)
- MARK_AS_ADVANCED( OpenCL_INCLUDE_DIRS )
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