将CMakeLists分成主CMakeLists和分游戏CMakeLists；README里补了单独构建Tom/Demo和资源转换的命令；把残留的Gfx文案改成Core。

CMakeLists.txt

@@ -17,12 +17,28 @@ set(CORE_SOURCES
     src/Core/Core/FrameBuffer.cpp
     src/Core/Core/Renderer.cpp
     src/Core/Draw2D/DrawContext.cpp
+    src/Core/Platform/AlsaAudioInput.cpp
+    src/Core/Platform/AlsaAudioOutput.cpp
+    src/Core/Platform/EvdevButtonInput.cpp
     src/Core/Rasterizer/Rasterizer.cpp
     src/Core/Rasterizer/TriangleRasterizer.cpp
     src/Core/Scene/Camera.cpp
     src/Core/Shading/BlinnPhongShader.cpp
 )
 
+if(USE_FRAMEBUFFER)
+    list(APPEND CORE_SOURCES
+        src/Core/Platform/FBDisplay.cpp
+    )
+else()
+    list(APPEND CORE_SOURCES
+        src/Core/Platform/SDLDisplay.cpp
+        src/Core/Platform/SdlAudioInput.cpp
+        src/Core/Platform/SdlAudioOutput.cpp
+        src/Core/Platform/SdlKeyboardButtonInput.cpp
+    )
+endif()
+
 set(CORE_INCLUDE_DIRS
     src/Core/Platform
     src/Core/Asset
@@ -37,22 +53,11 @@ set(CORE_INCLUDE_DIRS
     assets/sprite
 )
 
-set(SOURCES
-    src/Apps/Game/Main.cpp
-    ${CORE_SOURCES}
-)
+add_library(imx6u_core STATIC ${CORE_SOURCES})
+target_include_directories(imx6u_core PUBLIC ${CORE_INCLUDE_DIRS})
 
 if(USE_FRAMEBUFFER)
-    list(APPEND SOURCES src/Core/Platform/FBDisplay.cpp)
-else()
-    list(APPEND SOURCES src/Core/Platform/SDLDisplay.cpp)
-endif()
-
-add_executable(IMX6U-Game ${SOURCES})
-target_include_directories(IMX6U-Game PRIVATE ${CORE_INCLUDE_DIRS})
-
-if(USE_FRAMEBUFFER)
-    target_compile_definitions(IMX6U-Game PRIVATE USE_FRAMEBUFFER)
+    target_compile_definitions(imx6u_core PUBLIC USE_FRAMEBUFFER)
 else()
     if(WIN32)
         if(CMAKE_SIZEOF_VOID_P EQUAL 8)
@@ -67,76 +72,47 @@ else()
             set(SDL2_IMAGE_DLL "${CMAKE_CURRENT_SOURCE_DIR}/libs/Win/SDL_image/lib/x86/SDL2_image.dll")
         endif()
 
-        target_include_directories(IMX6U-Game PRIVATE libs/Win/SDL2/include)
-        target_link_directories(IMX6U-Game PRIVATE ${SDL2_LIB_DIR})
-        target_link_libraries(IMX6U-Game PRIVATE SDL2main SDL2)
-
-        add_custom_command(TARGET IMX6U-Game POST_BUILD
-            COMMAND ${CMAKE_COMMAND} -E copy_if_different
-            "${SDL2_DLL}"
-            "$<TARGET_FILE_DIR:IMX6U-Game>"
-        )
+        target_include_directories(imx6u_core PUBLIC libs/Win/SDL2/include)
+        target_link_directories(imx6u_core PUBLIC ${SDL2_LIB_DIR})
+        target_link_libraries(imx6u_core PUBLIC SDL2main SDL2)
     else()
         find_package(SDL2 REQUIRED)
         find_package(SDL2_image QUIET)
-        target_link_libraries(IMX6U-Game PRIVATE SDL2::SDL2)
+        target_link_libraries(imx6u_core PUBLIC SDL2::SDL2)
+    endif()
+endif()
+
+if(UNIX AND NOT APPLE)
+    find_package(ALSA QUIET)
+    if(ALSA_FOUND)
+        target_compile_definitions(imx6u_core PUBLIC PLATFORM_HAS_ALSA)
+        target_include_directories(imx6u_core PUBLIC ${ALSA_INCLUDE_DIRS})
+        target_link_libraries(imx6u_core PUBLIC ${ALSA_LIBRARIES})
+    else()
+        message(STATUS "ALSA was not found; AlsaAudioInput and AlsaAudioOutput will be unavailable backends")
     endif()
 endif()
 
 if(MSVC)
-    target_compile_options(IMX6U-Game PRIVATE /utf-8 /W3)
-    set_property(TARGET IMX6U-Game PROPERTY INTERPROCEDURAL_OPTIMIZATION_RELEASE TRUE)
+    target_compile_options(imx6u_core PRIVATE /utf-8 /W3)
 endif()
 
-if(NOT USE_FRAMEBUFFER)
-    set(SPRITE_ASSET_TOOL_SOURCES
-        src/Apps/Game/tools/asset_pipeline/SpriteAssetTool.cpp
-        src/Core/Asset/SpriteAssetLoader.cpp
-    )
+function(imx6u_configure_app_target target_name)
+    target_link_libraries(${target_name} PRIVATE imx6u_core)
 
-    if(WIN32)
-        add_executable(SpriteAssetTool ${SPRITE_ASSET_TOOL_SOURCES})
-        target_include_directories(SpriteAssetTool PRIVATE
-            src/Core/Asset
-            src/Core/RenderData
-            libs/Win/SDL2/include
-            libs/Win/SDL_image/include
-        )
-        target_link_directories(SpriteAssetTool PRIVATE ${SDL2_LIB_DIR} ${SDL2_IMAGE_LIB_DIR})
-        target_link_libraries(SpriteAssetTool PRIVATE SDL2main SDL2 SDL2_image)
-
-        add_custom_command(TARGET SpriteAssetTool POST_BUILD
+    if(WIN32 AND NOT USE_FRAMEBUFFER)
+        add_custom_command(TARGET ${target_name} POST_BUILD
             COMMAND ${CMAKE_COMMAND} -E copy_if_different
             "${SDL2_DLL}"
-            "$<TARGET_FILE_DIR:SpriteAssetTool>"
+            "$<TARGET_FILE_DIR:${target_name}>"
         )
-        add_custom_command(TARGET SpriteAssetTool POST_BUILD
-            COMMAND ${CMAKE_COMMAND} -E copy_if_different
-            "${SDL2_IMAGE_DLL}"
-            "$<TARGET_FILE_DIR:SpriteAssetTool>"
-        )
-    elseif(SDL2_image_FOUND)
-        add_executable(SpriteAssetTool ${SPRITE_ASSET_TOOL_SOURCES})
-        target_include_directories(SpriteAssetTool PRIVATE
-            src/Core/Asset
-            src/Core/RenderData
-        )
-        target_link_libraries(SpriteAssetTool PRIVATE SDL2::SDL2 SDL2_image::SDL2_image)
-    else()
-        message(STATUS "SpriteAssetTool disabled: SDL2_image was not found")
     endif()
 
-    if(TARGET SpriteAssetTool)
-        add_custom_target(ConvertTomSprites
-            COMMAND $<TARGET_FILE:SpriteAssetTool>
-                --batch
-                "src/Apps/Game/assets/raw"
-                "src/Apps/Game/assets/sprites"
-                --preset tom-800x480
-            WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}"
-            DEPENDS SpriteAssetTool
-            COMMENT "Converting PNG assets to board-ready .sprite files"
-            VERBATIM
-        )
+    if(MSVC)
+        target_compile_options(${target_name} PRIVATE /utf-8 /W3)
+        set_property(TARGET ${target_name} PROPERTY INTERPROCEDURAL_OPTIMIZATION_RELEASE TRUE)
     endif()
-endif()
+endfunction()
+
+add_subdirectory(src/Apps/Game)
+add_subdirectory(src/Apps/Demo)