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# - Try to find an OpenCL library
# Once done this will define
#
# OPENCL_FOUND - System has OPENCL
# OPENCL_INCLUDE_DIR - The OPENCL include directory
# OPENCL_LIBRARIES - The libraries needed to use OPENCL
#
# Copyright (c) 2010 Matthieu Volat. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#
# The views and conclusions contained in the software and documentation are
# those of the authors and should not be interpreted as representing
# official policies, either expressed or implied, of Matthieu Volat.
IF(OPENCL_LIBRARIES)
SET(OpenCL_FIND_QUIETLY TRUE)
ENDIF(OPENCL_LIBRARIES)
IF(APPLE)
SET(CL_DIR OpenCL)
ELSE(APPLE)
SET(CL_DIR CL)
ENDIF(APPLE)
FIND_PATH(OPENCL_INCLUDE_DIR ${CL_DIR}/opencl.h
PATHS
/usr/local/cuda/include
$ENV{AMDAPPSDKROOT}/include
/System/Library/Frameworks/OpenCL.framework/Headers
PATH_SUFFIXES nvidia nvidia-current)
IF(CMAKE_SIZEOF_VOID_P EQUAL 8)
SET(AMD_ARCH_LIBDIR x86_64)
ELSE(CMAKE_SIZEOF_VOID_P EQUAL 8)
SET(AMD_ARCH_LIBDIR x86)
ENDIF(CMAKE_SIZEOF_VOID_P EQUAL 8)
FIND_LIBRARY(OPENCL_LIBRARIES
NAMES OpenCL
PATH
$ENV{AMDAPPSDKROOT}/lib/${AMD_ARCH_LIBDIR}
PATH_SUFFIXES nvidia nvidia-current)
IF(OPENCL_INCLUDE_DIR AND OPENCL_LIBRARIES)
SET(OPENCL_FOUND TRUE)
ELSE(OPENCL_INCLUDE_DIR AND OPENCL_LIBRARIES)
SET(OPENCL_FOUND FALSE)
ENDIF (OPENCL_INCLUDE_DIR AND OPENCL_LIBRARIES)
INCLUDE(FindPackageHandleStandardArgs)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(OpenCL DEFAULT_MSG
OPENCL_LIBRARIES
OPENCL_INCLUDE_DIR
)
MARK_AS_ADVANCED(OPENCL_INCLUDE_DIR OPENCL_LIBRARIES)
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