31 lines
861 B
CMake
31 lines
861 B
CMake
if(PROJECT_ENABLE_LIBPNG)
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if(PROJECT_BUILD)
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add_definitions(-DPROJECT_ENABLE_PNG)
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find_package(PNG ${LIBPNG_VERSION} REQUIRED )
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include_directories(${PNG_INCLUDE_DIRS})
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link_libraries(PNG::PNG)
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elseif(NOT PROJECT_IS_MINGW)
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ExternalProject_Add(libpng_project
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PREFIX external
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URL ${PROJECT_3RD_PARTY_DIR}/libpng-v${LIBPNG_VERSION}.tar.gz
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URL_HASH SHA256=${LIBPNG_HASH}
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LIST_SEPARATOR |
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CMAKE_ARGS ${PROJECT_EXTERNAL_CMAKE_FLAGS}
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-DBUILD_SHARED_LIBS=${PROJECT_BUILD_SHARED_LIBS}
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-DBUILD_STATIC_LIBS=ON
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-DCMAKE_OSX_ARCHITECTURES=${CMAKE_OSX_ARCHITECTURES}
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-DENABLE_SHARED=${PROJECT_BUILD_SHARED_LIBS}
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-DPNG_SHARED=ON
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-DPNG_STATIC=ON
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-DPNG_TESTS=OFF
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-DPNG_TOOLS=OFF
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)
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list(APPEND PROJECT_DEPENDENCIES libpng_project)
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endif()
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endif()
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