Files
oak-editor/cmake/FindOpenEXR.cmake
T

100 lines
2.9 KiB
CMake

#
# Copyright 2016 Pixar
#
# Licensed under the Apache License, Version 2.0 (the "Apache License")
# with the following modification; you may not use this file except in
# compliance with the Apache License and the following modification to it:
# Section 6. Trademarks. is deleted and replaced with:
#
# 6. Trademarks. This License does not grant permission to use the trade
# names, trademarks, service marks, or product names of the Licensor
# and its affiliates, except as required to comply with Section 4(c) of
# the License and to reproduce the content of the NOTICE file.
#
# You may obtain a copy of the Apache License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the Apache License with the above modification is
# distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied. See the Apache License for the specific
# language governing permissions and limitations under the Apache License.
#
find_path(OPENEXR_INCLUDE_DIR
OpenEXR/half.h
HINTS
"${OPENEXR_LOCATION}"
"$ENV{OPENEXR_LOCATION}"
PATH_SUFFIXES
include/
DOC
"OpenEXR headers path"
)
if(OPENEXR_INCLUDE_DIR)
set(openexr_config_file "${OPENEXR_INCLUDE_DIR}/OpenEXR/OpenEXRConfig.h")
if(EXISTS ${openexr_config_file})
file(STRINGS
${openexr_config_file}
TMP
REGEX "#define OPENEXR_VERSION_STRING.*$")
string(REGEX MATCHALL "[0-9.]+" OPENEXR_VERSION ${TMP})
file(STRINGS
${openexr_config_file}
TMP
REGEX "#define OPENEXR_VERSION_MAJOR.*$")
string(REGEX MATCHALL "[0-9]" OPENEXR_MAJOR_VERSION ${TMP})
file(STRINGS
${openexr_config_file}
TMP
REGEX "#define OPENEXR_VERSION_MINOR.*$")
string(REGEX MATCHALL "[0-9]" OPENEXR_MINOR_VERSION ${TMP})
endif()
endif()
foreach(OPENEXR_LIB
Half
Iex
Imath
IlmImf
IlmThread
)
# OpenEXR libraries may be suffixed with the version number, so we search
# using both versioned and unversioned names.
find_library(OPENEXR_${OPENEXR_LIB}_LIBRARY
NAMES
${OPENEXR_LIB}-${OPENEXR_MAJOR_VERSION}_${OPENEXR_MINOR_VERSION}
${OPENEXR_LIB}
HINTS
"${OPENEXR_LOCATION}"
"$ENV{OPENEXR_LOCATION}"
PATH_SUFFIXES
lib/
DOC
"OPENEXR's ${OPENEXR_LIB} library path"
)
if(OPENEXR_${OPENEXR_LIB}_LIBRARY)
list(APPEND OPENEXR_LIBRARIES ${OPENEXR_${OPENEXR_LIB}_LIBRARY})
endif()
endforeach(OPENEXR_LIB)
# So #include <half.h> works
list(APPEND OPENEXR_INCLUDE_DIRS ${OPENEXR_INCLUDE_DIR})
list(APPEND OPENEXR_INCLUDE_DIRS ${OPENEXR_INCLUDE_DIR}/OpenEXR)
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(OpenEXR
REQUIRED_VARS
OPENEXR_INCLUDE_DIRS
OPENEXR_LIBRARIES
VERSION_VAR
OPENEXR_VERSION
)