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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, but shoudl work, too.
- #
- # Once done this will define
- # OPENCL_FOUND - system has OpenCL
- # OPENCL_INCLUDE_DIRS - the OpenCL include directory
- # OPENCL_LIBRARIES - link these to use OpenCL
- #
- # WIN32 should work, but is untested
- 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)
-
- FIND_PATH(OPENCL_INCLUDE_DIRS CL/cl.h)
- FIND_PATH(_OPENCL_CPP_INCLUDE_DIRS CL/cl.hpp)
-
- # The AMD SDK currently installs both x86 and x86_64 libraries
- # This is only a hack to find out architecture
- IF( ${CMAKE_SYSTEM_PROCESSOR} STREQUAL "AMD64" )
- SET(OPENCL_LIB_DIR "$ENV{ATISTREAMSDKROOT}/lib/x86_64")
- ELSE (${CMAKE_SYSTEM_PROCESSOR} STREQUAL "AMD64")
- SET(OPENCL_LIB_DIR "$ENV{ATISTREAMSDKROOT}/lib/x86")
- ENDIF( ${CMAKE_SYSTEM_PROCESSOR} STREQUAL "AMD64" )
- FIND_LIBRARY(OPENCL_LIBRARIES OpenCL.lib ${OPENCL_LIB_DIR})
-
- 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}")
- FIND_PATH(_OPENCL_CPP_INCLUDE_DIRS CL/cl.hpp PATHS "${_OPENCL_INC_CAND}")
-
- ELSE (WIN32)
- # Unix style platforms
- FIND_LIBRARY(OPENCL_LIBRARIES OpenCL
- ENV LD_LIBRARY_PATH
- /usr/lib/nvidia-current
- /usr/lib64/nvidia
- /opt/nvidia-current
- /opt/AMDAPP/lib
- /opt/AMDAPP/lib/x86_64
- )
- 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
- ${_OPENCL_INC_CAND}
- /usr/local/cuda/include
- /opt/cuda/include
- /opt/AMDAPP/include)
- FIND_PATH(_OPENCL_CPP_INCLUDE_DIRS CL/cl.hpp PATHS ${_OPENCL_INC_CAND})
- 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_LIBRARIES
- OPENCL_INCLUDE_DIRS
- _OPENCL_CPP_INCLUDE_DIRS
- )
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