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# Try to find the OpenEXR libraries
# This check defines:
#
# OPENEXR_FOUND - system has OpenEXR
# OPENEXR_INCLUDE_DIR - OpenEXR include directory
# OPENEXR_LIBRARIES - Libraries needed to use OpenEXR
#
# Copyright (c) 2006, Alexander Neundorf, <neundorf@kde.org>
#
# Redistribution and use is allowed according to the terms of the BSD license.
# For details see the accompanying COPYING-CMAKE-SCRIPTS file.
if (OPENEXR_INCLUDE_DIR AND OPENEXR_LIBRARIES)
# in cache already
SET(OPENEXR_FOUND TRUE)
else (OPENEXR_INCLUDE_DIR AND OPENEXR_LIBRARIES)
IF (NOT WIN32)
# use pkg-config to get the directories and then use these values
# in the FIND_PATH() and FIND_LIBRARY() calls
INCLUDE(UsePkgConfig)
PKGCONFIG(OpenEXR _OpenEXRIncDir _OpenEXRLinkDir _OpenEXRLinkFlags _OpenEXRCflags)
ENDIF (NOT WIN32)
FIND_PATH(OPENEXR_INCLUDE_DIR ImfRgbaFile.h
${_OpenEXRIncDir}
${_OpenEXRIncDir}/OpenEXR/
)
FIND_LIBRARY(OPENEXR_HALF_LIBRARY NAMES Half
PATHS
${_OPENEXRLinkDir}
)
FIND_LIBRARY(OPENEXR_IEX_LIBRARY NAMES Iex
PATHS
${_OPENEXRLinkDir}
)
FIND_LIBRARY(OPENEXR_IMATH_LIBRARY NAMES Imath
PATHS
${_OPENEXRLinkDir}
)
FIND_LIBRARY(OPENEXR_ILMIMF_LIBRARY NAMES IlmImf
PATHS
${_OPENEXRLinkDir}
)
if (OPENEXR_INCLUDE_DIR AND OPENEXR_IMATH_LIBRARY AND OPENEXR_ILMIMF_LIBRARY AND OPENEXR_IEX_LIBRARY AND OPENEXR_HALF_LIBRARY)
set(OPENEXR_FOUND TRUE)
set(OPENEXR_LIBRARIES ${OPENEXR_IMATH_LIBRARY} ${OPENEXR_ILMIMF_LIBRARY} ${OPENEXR_IEX_LIBRARY} ${OPENEXR_HALF_LIBRARY} CACHE STRING "The libraries needed to use OpenEXR")
endif (OPENEXR_INCLUDE_DIR AND OPENEXR_IMATH_LIBRARY AND OPENEXR_ILMIMF_LIBRARY AND OPENEXR_IEX_LIBRARY AND OPENEXR_HALF_LIBRARY)
if (OPENEXR_FOUND)
if (NOT OpenEXR_FIND_QUIETLY)
message(STATUS "Found OPENEXR: ${OPENEXR_LIBRARIES}")
endif (NOT OpenEXR_FIND_QUIETLY)
else (OPENEXR_FOUND)
if (OpenEXR_FIND_REQUIRED)
message(FATAL_ERROR "Could NOT find OPENEXR")
endif (OpenEXR_FIND_REQUIRED)
endif (OPENEXR_FOUND)
MARK_AS_ADVANCED(
OPENEXR_INCLUDE_DIR
OPENEXR_LIBRARIES
OPENEXR_ILMIMF_LIBRARY
OPENEXR_IMATH_LIBRARY
OPENEXR_IEX_LIBRARY
OPENEXR_HALF_LIBRARY )
endif (OPENEXR_INCLUDE_DIR AND OPENEXR_LIBRARIES)
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