cmake_minimum_required(VERSION 3.16)
project(VizumCameraKit CXX)

set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED ON)

set(VIZUMKIT_EXTERNAL_DIR "${CMAKE_CURRENT_SOURCE_DIR}/external")

# ---- VzNL SDK 库(与 Mark3DCalibration 同一套链接约定) ----
find_library(VIZUMKIT_VZNL_DETECT_LIB
    NAMES VzNLDetect
    PATHS ${VIZUMKIT_EXTERNAL_DIR}/VzNLSDK/lib
    NO_DEFAULT_PATH)
find_library(VIZUMKIT_VZNL_GRAPHICS_LIB
    NAMES VzNLGraphics
    PATHS ${VIZUMKIT_EXTERNAL_DIR}/VzNLSDK/lib
    NO_DEFAULT_PATH)
if(NOT VIZUMKIT_VZNL_DETECT_LIB OR NOT VIZUMKIT_VZNL_GRAPHICS_LIB)
    message(FATAL_ERROR "Cannot find VzNL SDK libraries under ${VIZUMKIT_EXTERNAL_DIR}/VzNLSDK/lib")
endif()

# ---- 静态库目标 ----
add_library(VizumCameraKit STATIC src/VizumCamera.cpp)

target_include_directories(VizumCameraKit PUBLIC
    "${CMAKE_CURRENT_SOURCE_DIR}/src"
    "${VIZUMKIT_EXTERNAL_DIR}"                # <spdlog/spdlog.h>
    "${VIZUMKIT_EXTERNAL_DIR}/VzNLSDK/include")

target_compile_definitions(VizumCameraKit PUBLIC ENABLE_VIZUM_CAMERA)

target_link_libraries(VizumCameraKit PUBLIC
    ${VIZUMKIT_VZNL_DETECT_LIB}
    ${VIZUMKIT_VZNL_GRAPHICS_LIB})

if(MSVC)
    target_compile_options(VizumCameraKit PRIVATE /utf-8)
endif()

# 运行时 DLL 目录,供使用方 POST_BUILD 拷贝(严禁手动拷 DLL)
set(VIZUMKIT_DLL_DIR "${VIZUMKIT_EXTERNAL_DIR}/VzNLSDK/dll/Windows/x64/Release"
    CACHE PATH "VzNL runtime DLL directory for consumers to copy from")

# ---- 冒烟测试(无相机也可运行:扫描并打印设备数) ----
option(VIZUMKIT_BUILD_EXAMPLES "Build kit_smoke example" ON)
if(VIZUMKIT_BUILD_EXAMPLES)
    add_executable(kit_smoke examples/kit_smoke.cpp)
    target_link_libraries(kit_smoke PRIVATE VizumCameraKit)
    if(MSVC)
        target_compile_options(kit_smoke PRIVATE /utf-8)
    endif()
    file(GLOB VIZUMKIT_RUNTIME_DLLS "${VIZUMKIT_DLL_DIR}/*.dll")
    add_custom_command(TARGET kit_smoke POST_BUILD
        COMMAND ${CMAKE_COMMAND} -E copy_if_different
            ${VIZUMKIT_RUNTIME_DLLS}
            "$<TARGET_FILE_DIR:kit_smoke>"
        COMMENT "拷贝 VzNL 运行时 DLL 到输出目录")
endif()