Slic3r/deps/PNG/PNG.cmake
Clayton O'Neill 45c8c3722f Add support for building MacOS fat binaries
* Fix cross compiling for GMP on Mac
* Fix Apple silicon cross-compile for libcurl
* Fix OpenEXR cross compile for apple silicon
* Patch to cross compile libpng for Apple Silicon
* Fix comment
supermerill:
* Test new BuildMacOS.sh script
* limits macos-arm new command to macos.
* add debug to BuildMacos script (like for linux)
2021-12-17 19:19:32 +01:00

42 lines
1.3 KiB
CMake

if (APPLE)
# Only disable NEON extension for Apple ARM builds, leave it enabled for Raspberry PI.
set(_disable_neon_extension "-DPNG_ARM_NEON=off")
else ()
set(_disable_neon_extension "")
endif ()
if(APPLE AND IS_CROSS_COMPILE)
# TODO: check if it doesn't create problem when compiling from arm to x86_64
prusaslicer_add_cmake_project(PNG
GIT_REPOSITORY https://github.com/glennrp/libpng.git
GIT_TAG v1.6.35
DEPENDS ${ZLIB_PKG}
PATCH_COMMAND ${GIT_EXECUTABLE} checkout -f -- . && git clean -df &&
${GIT_EXECUTABLE} apply --whitespace=fix ${CMAKE_CURRENT_LIST_DIR}/macos-arm64.patch
CMAKE_ARGS
-DPNG_SHARED=OFF
-DPNG_STATIC=ON
-DPNG_PREFIX=prusaslicer_
-DPNG_TESTS=OFF
-DDISABLE_DEPENDENCY_TRACKING=OFF
${_disable_neon_extension}
)
else ()
prusaslicer_add_cmake_project(PNG
GIT_REPOSITORY https://github.com/glennrp/libpng.git
GIT_TAG v1.6.35
DEPENDS ${ZLIB_PKG}
CMAKE_ARGS
-DPNG_SHARED=OFF
-DPNG_STATIC=ON
-DPNG_PREFIX=prusaslicer_
-DPNG_TESTS=OFF
-DDISABLE_DEPENDENCY_TRACKING=OFF
${_disable_neon_extension}
)
endif()
if (MSVC)
add_debug_dep(dep_PNG)
endif ()