Blender build data

blender-build/build_environment/cmake/imath.cmake

@@ -0,0 +1,26 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+set(IMATH_EXTRA_ARGS
+  -DBUILD_SHARED_LIBS=ON
+  -DBUILD_TESTING=OFF
+  -DIMATH_LIB_SUFFIX=${OPENEXR_VERSION_BUILD_POSTFIX}
+)
+
+ExternalProject_Add(external_imath
+  URL file://${PACKAGE_DIR}/${IMATH_FILE}
+  DOWNLOAD_DIR ${DOWNLOAD_DIR}
+  URL_HASH ${IMATH_HASH_TYPE}=${IMATH_HASH}
+  PREFIX ${BUILD_DIR}/imath
+  CMAKE_GENERATOR ${PLATFORM_ALT_GENERATOR}
+  CMAKE_ARGS -DCMAKE_INSTALL_PREFIX=${LIBDIR}/imath ${DEFAULT_CMAKE_FLAGS} ${IMATH_EXTRA_ARGS}
+  INSTALL_DIR ${LIBDIR}/imath
+)
+
+if(WIN32)
+  ExternalProject_Add_Step(external_imath after_install
+    COMMAND ${CMAKE_COMMAND} -E copy_directory ${LIBDIR}/imath/lib ${HARVEST_TARGET}/imath/lib
+    COMMAND ${CMAKE_COMMAND} -E copy_directory ${LIBDIR}/imath/include ${HARVEST_TARGET}/imath/include
+    COMMAND ${CMAKE_COMMAND} -E copy ${LIBDIR}/imath/bin/imath${OPENEXR_VERSION_POSTFIX}.dll ${HARVEST_TARGET}/imath/bin/imath${OPENEXR_VERSION_POSTFIX}.dll
+    DEPENDEES install
+  )
+endif()