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1 | 1 | # Copyright Contributors to the OpenImageIO project. |
2 | | -# SPDX-License-Identifier: BSD-3-Clause and Apache-2.0 |
| 2 | +# SPDX-License-Identifier: Apache-2.0 |
3 | 3 | # https://github.com/OpenImageIO/oiio |
4 | 4 |
|
5 | 5 | # Module to find OpenEXR and Imath. |
6 | 6 | # |
7 | 7 | # I'm afraid this is a mess, due to needing to support a wide range of |
8 | 8 | # OpenEXR versions. |
9 | 9 | # |
10 | | -# For OpenEXR & Imath 3.0, this will establish the following imported |
| 10 | +# For OpenEXR & Imath 3.x, this will establish the following imported |
11 | 11 | # targets: |
12 | 12 | # |
13 | 13 | # Imath::Imath |
|
24 | 24 | # IlmBase::IlmThread |
25 | 25 | # OpenEXR::IlmImf |
26 | 26 | # |
27 | | -# For all versions -- but for OpenEXR < 2.4 the only thing this sets -- |
28 | | -# are the following CMake variables: |
| 27 | +# For all version, the following CMake variables: |
29 | 28 | # |
30 | 29 | # OPENEXR_FOUND true, if found |
31 | 30 | # OPENEXR_INCLUDES directory where OpenEXR headers are found |
32 | 31 | # OPENEXR_LIBRARIES libraries for OpenEXR + IlmBase |
33 | | -# OPENEXR_VERSION OpenEXR version (accurate for >= 2.0.0, |
34 | | -# otherwise will just guess 1.6.1) |
| 32 | +# OPENEXR_VERSION OpenEXR version |
35 | 33 | # IMATH_INCLUDES directory where Imath headers are found |
36 | 34 | # ILMBASE_INCLUDES directory where IlmBase headers are found |
37 | 35 | # ILMBASE_LIBRARIES libraries just IlmBase |
@@ -111,162 +109,4 @@ elseif (TARGET OpenEXR::IlmImf AND TARGET IlmBase::Imath AND |
111 | 109 | string(REGEX REPLACE "include/OpenEXR$" "include" IMATH_INCLUDES "${IMATH_INCLUDES}") |
112 | 110 | string(REGEX REPLACE "include/OpenEXR$" "include" OPENEXR_INCLUDES "${OPENEXR_INCLUDES}") |
113 | 111 |
|
114 | | -else () |
115 | | - # OpenEXR 2.x older versions without a config or whose configs we don't |
116 | | - # trust. |
117 | | - |
118 | | - set (FOUND_OPENEXR_WITH_CONFIG 0) |
119 | | - |
120 | | -# Other standard issue macros |
121 | | -include (FindPackageHandleStandardArgs) |
122 | | -include (SelectLibraryConfigurations) |
123 | | - |
124 | | -find_package (ZLIB REQUIRED) |
125 | | - |
126 | | -# Link with pthreads if required |
127 | | -find_package (Threads) |
128 | | -if (CMAKE_USE_PTHREADS_INIT) |
129 | | - set (ILMBASE_PTHREADS ${CMAKE_THREAD_LIBS_INIT}) |
130 | | -endif () |
131 | | - |
132 | | -# Attempt to find OpenEXR with pkgconfig |
133 | | -find_package(PkgConfig) |
134 | | -if (PKG_CONFIG_FOUND) |
135 | | - if (NOT Ilmbase_ROOT AND NOT ILMBASE_ROOT |
136 | | - AND NOT DEFINED ENV{Ilmbase_ROOT} AND NOT DEFINED ENV{ILMBASE_ROOT}) |
137 | | - pkg_check_modules(_ILMBASE QUIET IlmBase>=2.0.0) |
138 | | - endif () |
139 | | - if (NOT OpenEXR_ROOT AND NOT OPENEXR_ROOT |
140 | | - AND NOT DEFINED ENV{OpenEXR_ROOT} AND NOT DEFINED ENV{OPENEXR_ROOT}) |
141 | | - pkg_check_modules(_OPENEXR QUIET OpenEXR>=2.0.0) |
142 | | - endif () |
143 | | -endif (PKG_CONFIG_FOUND) |
144 | | - |
145 | | -# List of likely places to find the headers -- note priority override of |
146 | | -# ${OPENEXR_ROOT}/include. |
147 | | -# ILMBASE is needed in case ilmbase an openexr are installed in separate |
148 | | -# directories, like NixOS does |
149 | | -set (GENERIC_INCLUDE_PATHS |
150 | | - ${OPENEXR_ROOT}/include |
151 | | - $ENV{OPENEXR_ROOT}/include |
152 | | - ${ILMBASE_ROOT}/include |
153 | | - $ENV{ILMBASE_ROOT}/include |
154 | | - ${_ILMBASE_INCLUDEDIR} |
155 | | - ${_OPENEXR_INCLUDEDIR} |
156 | | - /usr/local/include |
157 | | - /usr/include |
158 | | - /usr/include/${CMAKE_LIBRARY_ARCHITECTURE} |
159 | | - /sw/include |
160 | | - /opt/local/include ) |
161 | | - |
162 | | -# Find the include file locations. |
163 | | -find_path (ILMBASE_INCLUDE_PATH OpenEXR/IlmBaseConfig.h |
164 | | - HINTS ${ILMBASE_INCLUDE_DIR} ${OPENEXR_INCLUDE_DIR} |
165 | | - ${GENERIC_INCLUDE_PATHS} ) |
166 | | -find_path (OPENEXR_INCLUDE_PATH OpenEXR/OpenEXRConfig.h |
167 | | - HINTS ${OPENEXR_INCLUDE_DIR} |
168 | | - ${GENERIC_INCLUDE_PATHS} ) |
169 | | - |
170 | | -# Try to figure out version number |
171 | | -if (DEFINED _OPENEXR_VERSION AND NOT "${_OPENEXR_VERSION}" STREQUAL "") |
172 | | - set (OPENEXR_VERSION "${_OPENEXR_VERSION}") |
173 | | - set (OpenEXR_VERSION "${_OPENEXR_VERSION}") |
174 | | - string (REGEX REPLACE "([0-9]+)\\.[0-9\\.]+" "\\1" OpenEXR_VERSION_MAJOR "${_OPENEXR_VERSION}") |
175 | | - string (REGEX REPLACE "[0-9]+\\.([0-9]+)(\\.[0-9]+)?" "\\1" OpenEXR_VERSION_MINOR "${_OPENEXR_VERSION}") |
176 | | -elseif (EXISTS "${OPENEXR_INCLUDE_PATH}/OpenEXR/ImfMultiPartInputFile.h") |
177 | | - # Must be at least 2.0 |
178 | | - file(STRINGS "${OPENEXR_INCLUDE_PATH}/OpenEXR/OpenEXRConfig.h" TMP REGEX "^#define OPENEXR_VERSION_STRING .*$") |
179 | | - string (REGEX MATCHALL "[0-9]+[.0-9]+" OpenEXR_VERSION ${TMP}) |
180 | | - file(STRINGS "${OPENEXR_INCLUDE_PATH}/OpenEXR/OpenEXRConfig.h" TMP REGEX "^#define OPENEXR_VERSION_MAJOR .*$") |
181 | | - string (REGEX MATCHALL "[0-9]+" OpenEXR_VERSION_MAJOR ${TMP}) |
182 | | - file(STRINGS "${OPENEXR_INCLUDE_PATH}/OpenEXR/OpenEXRConfig.h" TMP REGEX "^#define OPENEXR_VERSION_MINOR .*$") |
183 | | - string (REGEX MATCHALL "[0-9]+" OpenEXR_VERSION_MINOR ${TMP}) |
184 | | -else () |
185 | | - # Assume an old one, predates 2.x that had versions |
186 | | - set (OPENEXR_VERSION 1.6.1) |
187 | | - set (OpenEXR_VERSION 1.6.1) |
188 | | - set (OpenEXR_VERSION_MAJOR 1) |
189 | | - set (OpenEXR_VERSION_MINOR 6) |
190 | | -endif () |
191 | | - |
192 | | - |
193 | | -# List of likely places to find the libraries -- note priority override of |
194 | | -# ${OPENEXR_ROOT}/lib. |
195 | | -set (GENERIC_LIBRARY_PATHS |
196 | | - ${OPENEXR_ROOT}/lib |
197 | | - ${ILMBASE_ROOT}/lib |
198 | | - ${OPENEXR_INCLUDE_PATH}/../lib |
199 | | - ${ILMBASE_INCLUDE_PATH}/../lib |
200 | | - ${_ILMBASE_LIBDIR} |
201 | | - ${_OPENEXR_LIBDIR} |
202 | | - /usr/local/lib |
203 | | - /usr/local/lib/${CMAKE_LIBRARY_ARCHITECTURE} |
204 | | - /usr/lib |
205 | | - /usr/lib/${CMAKE_LIBRARY_ARCHITECTURE} |
206 | | - /sw/lib |
207 | | - /opt/local/lib |
208 | | - $ENV{PROGRAM_FILES}/OpenEXR/lib/static ) |
209 | | - |
210 | | -# message (STATUS "Generic lib paths: ${GENERIC_LIBRARY_PATHS}") |
211 | | - |
212 | | -# Handle request for static libs by altering CMAKE_FIND_LIBRARY_SUFFIXES. |
213 | | -# We will restore it at the end of this file. |
214 | | -set (_openexr_orig_suffixes ${CMAKE_FIND_LIBRARY_SUFFIXES}) |
215 | | -if (OpenEXR_USE_STATIC_LIBS) |
216 | | - if (WIN32) |
217 | | - set (CMAKE_FIND_LIBRARY_SUFFIXES .lib .a ${CMAKE_FIND_LIBRARY_SUFFIXES}) |
218 | | - else () |
219 | | - set (CMAKE_FIND_LIBRARY_SUFFIXES .a) |
220 | | - endif () |
221 | | -endif () |
222 | | - |
223 | | -# Look for the libraries themselves, for all the components. |
224 | | -# This is complicated because the OpenEXR libraries may or may not be |
225 | | -# built with version numbers embedded. |
226 | | -set (_openexr_components IlmThread IlmImf Imath Iex Half) |
227 | | -foreach (COMPONENT ${_openexr_components}) |
228 | | - string (TOUPPER ${COMPONENT} UPPERCOMPONENT) |
229 | | - # First try with the version embedded |
230 | | - find_library (OPENEXR_${UPPERCOMPONENT}_LIBRARY |
231 | | - NAMES ${COMPONENT}-${OpenEXR_VERSION_MAJOR}_${OpenEXR_VERSION_MINOR} |
232 | | - ${COMPONENT} |
233 | | - ${COMPONENT}-${OpenEXR_VERSION_MAJOR}_${OpenEXR_VERSION_MINOR}_d |
234 | | - ${COMPONENT}_d |
235 | | - HINTS ${OPENEXR_LIBRARY_DIR} $ENV{OPENEXR_LIBRARY_DIR} |
236 | | - ${GENERIC_LIBRARY_PATHS} ) |
237 | | -endforeach () |
238 | | - |
239 | | -find_package_handle_standard_args (OpenEXR |
240 | | - REQUIRED_VARS ILMBASE_INCLUDE_PATH OPENEXR_INCLUDE_PATH |
241 | | - OPENEXR_IMATH_LIBRARY OPENEXR_ILMIMF_LIBRARY |
242 | | - OPENEXR_IEX_LIBRARY OPENEXR_HALF_LIBRARY |
243 | | - ) |
244 | | - |
245 | | -if (OPENEXR_FOUND) |
246 | | - set (OPENEXR_VERSION_MAJOR ${OpenEXR_VERSION_MAJOR}) |
247 | | - set (OPENEXR_VERSION_MINOR ${OpenEXR_VERSION_MINOR}) |
248 | | - set (Imath_VERSION_MAJOR ${OpenEXR_VERSION_MAJOR}) |
249 | | - set (Imath_VERSION_MINOR ${OpenEXR_VERSION_MINOR}) |
250 | | - set (ILMBASE_FOUND TRUE) |
251 | | - set (ILMBASE_INCLUDES ${ILMBASE_INCLUDE_PATH}) |
252 | | - set (IMATH_INCLUDES ${ILMBASE_INCLUDE_PATH}) |
253 | | - set (OPENEXR_INCLUDES ${OPENEXR_INCLUDE_PATH}) |
254 | | - set (ILMBASE_INCLUDE_DIR ${ILMBASE_INCLUDE_PATH}) |
255 | | - set (IMATH_INCLUDE_DIR ${ILMBASE_INCLUDE_PATH}) |
256 | | - set (OPENEXR_INCLUDE_DIR ${OPENEXR_INCLUDE_PATH}) |
257 | | - set (ILMBASE_LIBRARIES ${OPENEXR_IMATH_LIBRARY} ${OPENEXR_IEX_LIBRARY} ${OPENEXR_HALF_LIBRARY} ${OPENEXR_ILMTHREAD_LIBRARY} ${ILMBASE_PTHREADS} CACHE STRING "The libraries needed to use IlmBase") |
258 | | - set (OPENEXR_LIBRARIES ${OPENEXR_ILMIMF_LIBRARY} ${ILMBASE_LIBRARIES} ${ZLIB_LIBRARIES} CACHE STRING "The libraries needed to use OpenEXR") |
259 | | - set (FINDOPENEXR_FALLBACK TRUE) |
260 | | -endif () |
261 | | - |
262 | | -mark_as_advanced( |
263 | | - OPENEXR_ILMIMF_LIBRARY |
264 | | - OPENEXR_IMATH_LIBRARY |
265 | | - OPENEXR_IEX_LIBRARY |
266 | | - OPENEXR_HALF_LIBRARY |
267 | | - OPENEXR_VERSION) |
268 | | - |
269 | | -# Restore the original CMAKE_FIND_LIBRARY_SUFFIXES |
270 | | -set (CMAKE_FIND_LIBRARY_SUFFIXES ${_openexr_orig_suffixes}) |
271 | | - |
272 | 112 | endif () |
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