mirror of https://github.com/axmolengine/axmol.git
60 lines
1.2 KiB
CMake
60 lines
1.2 KiB
CMake
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set(lib_name png)
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set(target_name ${lib_name})
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project(${lib_name})
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set(${target_name}_src
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png.c
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pngerror.c
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pngget.c
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pngmem.c
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pngpread.c
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pngread.c
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pngrio.c
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pngrtran.c
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pngrutil.c
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pngset.c
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pngtrans.c
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pngwio.c
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pngwrite.c
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pngwtran.c
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pngwutil.c
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)
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if (NOT WASM)
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set(_PNG_ISA_SIMD ${AX_ISA_SIMD})
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else()
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set(_PNG_ISA_SIMD OFF)
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endif()
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if (_PNG_ISA_SIMD STREQUAL "neon")
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set(libpng_arm_sources
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arm/arm_init.c
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arm/filter_neon_intrinsics.c
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arm/palette_neon_intrinsics.c)
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# notes:
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# - android armv7: needs PNG_ARM_NEON_CHECK_SUPPORTED for very older devices, but axmol no longer support them
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# PNG_ARM_NEON_IMPLEMENTATION:
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# 1: use instrinsics
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# 2: use handcode
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set(libpng_optimize_flag "PNG_ARM_NEON_OPT=2")
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elseif(_PNG_ISA_SIMD MATCHES "sse")
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set(libpng_intel_sources
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intel/intel_init.c
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intel/filter_sse2_intrinsics.c)
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set(libpng_optimize_flag "PNG_INTEL_SSE_OPT=1")
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endif()
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add_library(${target_name} STATIC
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${${target_name}_src}
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${libpng_arm_sources}
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${libpng_intel_sources}
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)
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target_include_directories(${target_name} PUBLIC "${CMAKE_CURRENT_LIST_DIR}")
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if(_PNG_ISA_SIMD)
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target_compile_definitions(${target_name} PUBLIC ${libpng_optimize_flag})
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endif()
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