70 lines
2.9 KiB
CMake
70 lines
2.9 KiB
CMake
# ============================================================================
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# libfacedetection —— 独立动态库 (SHARED)
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# 对外仅导出 facedetect_cnn (由 FACEDETECTION_EXPORT 标记)。
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# AVX/NEON 内联函数代码在此目标内编译，对应编译标志也只加到这里。
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# ============================================================================
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add_library(facedetection SHARED
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src/facedetectcnn.cpp
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src/facedetectcnn-model.cpp
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src/facedetectcnn-data.cpp
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)
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# 对外头文件目录（PUBLIC：使用本库的目标会自动获得该 include 路径）
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target_include_directories(facedetection PUBLIC
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${CMAKE_CURRENT_SOURCE_DIR}/include
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)
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# 动态库符号可见性：默认隐藏，仅 FACEDETECTION_EXPORT 标记的符号导出。
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# CMake 会为 SHARED 目标自动定义 facedetection_EXPORTS，配合 facedetection_export.h 使用。
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set_target_properties(facedetection PROPERTIES
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POSITION_INDEPENDENT_CODE ON
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CXX_VISIBILITY_PRESET hidden
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VISIBILITY_INLINES_HIDDEN ON
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)
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# ----------------------------------------------------------------------------
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# SIMD 加速：AVX/NEON 内联函数需要对应编译标志 + 宏定义
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# ----------------------------------------------------------------------------
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if(CMAKE_CXX_COMPILER_ID MATCHES "GNU|Clang")
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target_compile_options(facedetection PRIVATE -O3)
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if(ENABLE_AVX512)
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target_compile_options(facedetection PRIVATE
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-mavx512f -mavx512cd -mavx512dq -mavx512bw -mavx512vl -mfma)
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target_compile_definitions(facedetection PRIVATE _ENABLE_AVX512)
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message(STATUS "libfacedetection: SIMD = AVX512")
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elseif(ENABLE_AVX2)
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target_compile_options(facedetection PRIVATE -mavx2 -mfma)
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target_compile_definitions(facedetection PRIVATE _ENABLE_AVX2)
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message(STATUS "libfacedetection: SIMD = AVX2")
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elseif(ENABLE_NEON)
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target_compile_definitions(facedetection PRIVATE _ENABLE_NEON)
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# AArch64 下 NEON 默认开启无需标志；32 位 ARM 需要 -mfpu=neon。
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if(CXX_HAS_MFPU_NEON)
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target_compile_options(facedetection PRIVATE -mfpu=neon)
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endif()
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message(STATUS "libfacedetection: SIMD = NEON")
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else()
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message(STATUS "libfacedetection: SIMD disabled")
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endif()
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elseif(MSVC)
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target_compile_options(facedetection PRIVATE /O2)
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if(ENABLE_AVX512)
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target_compile_options(facedetection PRIVATE /arch:AVX512)
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target_compile_definitions(facedetection PRIVATE _ENABLE_AVX512)
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elseif(ENABLE_AVX2)
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target_compile_options(facedetection PRIVATE /arch:AVX2)
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target_compile_definitions(facedetection PRIVATE _ENABLE_AVX2)
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elseif(ENABLE_NEON)
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# MSVC for ARM: NEON 默认开启，无需额外标志。
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target_compile_definitions(facedetection PRIVATE _ENABLE_NEON)
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endif()
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endif()
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# OpenMP：加速卷积运算（可选）
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if(OpenMP_FOUND)
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target_link_libraries(facedetection PRIVATE OpenMP::OpenMP_CXX)
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endif()
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