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# SPDX-License-Identifier: GPL-2.0-or-later
set(PNG_EXTRA_ARGS
-DZLIB_LIBRARY=${LIBDIR}/zlib/lib/${ZLIB_LIBRARY}
-DZLIB_INCLUDE_DIR=${LIBDIR}/zlib/include/
-DPNG_STATIC=ON
)
if(BLENDER_PLATFORM_ARM)
set(PNG_EXTRA_ARGS ${PNG_EXTRA_ARGS} -DPNG_HARDWARE_OPTIMIZATIONS=ON -DPNG_ARM_NEON=on -DCMAKE_SYSTEM_PROCESSOR="aarch64")
endif()
ExternalProject_Add(external_png
URL file://${PACKAGE_DIR}/${PNG_FILE}
DOWNLOAD_DIR ${DOWNLOAD_DIR}
URL_HASH ${PNG_HASH_TYPE}=${PNG_HASH}
PREFIX ${BUILD_DIR}/png
CMAKE_ARGS -DCMAKE_INSTALL_PREFIX=${LIBDIR}/png ${DEFAULT_CMAKE_FLAGS} ${PNG_EXTRA_ARGS}
INSTALL_DIR ${LIBDIR}/png
)
add_dependencies(
external_png
external_zlib
)
if(WIN32 AND BUILD_MODE STREQUAL Debug)
ExternalProject_Add_Step(external_png after_install
COMMAND ${CMAKE_COMMAND} -E copy ${LIBDIR}/png/lib/libpng16_staticd${LIBEXT} ${LIBDIR}/png/lib/libpng16${LIBEXT}
DEPENDEES install
)
endif()
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