1. 抽离了LApp的部分内容，以解耦其对Qt的依赖，并且尝试了拓展多渲染后端支持。

CMakeLists.txt

@@ -39,6 +39,13 @@ else()
     message(FATAL_ERROR "Unsupported platform")
 endif()
 
+# 渲染后端选择
+if(PLAT STREQUAL "linux_arm")
+    add_definitions(-DRENDER_BACKEND_GLES2)
+else()
+    add_definitions(-DRENDER_BACKEND_OPENGL)
+endif()
+
 message(STATUS "  当前Qt路径: ${CMAKE_PREFIX_PATH}")
 message(STATUS "  当前平台： ${PLAT}， 架构： ${ARCH}")
 
@@ -51,11 +58,6 @@ endif()
 set(FRAMEWORK_SOURCE OpenGL)
 
 # 查找源文件
-file(GLOB_RECURSE LAppLive2D
-        CONFIGURE_DEPENDS
-        "3rdparty/Live2D/Src/LAppLive2D/Src/*.cpp"
-        "3rdparty/Live2D/Src/LAppLive2D/Inc/*.hpp"
-)
 file(GLOB_RECURSE YosugaSrc
         CONFIGURE_DEPENDS
         "src/Handle/AudioHandle/Src/*.cpp"
@@ -119,7 +121,7 @@ else()
 endif()
 
 # 主可执行文件
-add_executable(${PROJECT_NAME} main.cpp ${LAppLive2D} ${YosugaSrc})
+add_executable(${PROJECT_NAME} main.cpp ${YosugaSrc})
 
 # =============================================
 # 库导入路径配置
@@ -168,6 +170,25 @@ add_library(Live2DCubismCore STATIC IMPORTED GLOBAL)
 set_target_properties(Live2DCubismCore PROPERTIES IMPORTED_LOCATION "${CORE_LIB_PATH}")
 message(STATUS "Live2D Core 库: ${CORE_LIB_PATH}")
 
+# 导入 LAppLive2D 子项目 Live2D 应用层，静态库
+# 依赖顺序：lapp_live2d -> Framework -> Live2DCubismCore
+add_subdirectory(3rdparty/Live2D/Src/LAppLive2D)
+
+# LAppOpenGL.hpp 根据平台选择 GL / GLES2 头文件，为 lapp_live2d 补充对应路径
+if(NOT PLAT STREQUAL "linux_arm")
+    target_include_directories(lapp_live2d PUBLIC
+            3rdparty/Live2D/Src/glew/include
+            3rdparty/Live2D/Src/glew/include/GL
+            3rdparty/Live2D/Src/glfw/include
+            3rdparty/Live2D/Src/glfw/include/GLFW
+    )
+else()
+    target_include_directories(lapp_live2d PUBLIC
+            /home/misaki/MisakiCodes/Env/rk3566-sdk/host/aarch64-buildroot-linux-gnu/sysroot/usr/include
+            /home/misaki/MisakiCodes/Env/rk3566-sdk/host/aarch64-buildroot-linux-gnu/sysroot/usr/include/GLES2
+    )
+endif()
+
 # GLFW 和 GLEW（仅桌面平台需要）
 if(NOT PLAT STREQUAL "linux_arm")
     # glfw
@@ -194,11 +215,10 @@ if(NOT PLAT STREQUAL "linux_arm")
     message(STATUS "GLEW 库: ${GLEW_LIB_NAME}")
 endif()
 
-# =============================================
 # 链接库
-# =============================================
 if(PLAT STREQUAL "linux_arm")       ## 针对嵌入式Linux的配置，部分条目需要根据你的soc以及sysroot进行修改
     target_link_libraries(${PROJECT_NAME} PRIVATE
+            lapp_live2d
             Framework
             Live2DCubismCore
             # Mali GPU 驱动完整链接（EGLFS 必需）
@@ -217,6 +237,7 @@ if(PLAT STREQUAL "linux_arm")       ## 针对嵌入式Linux的配置，部分条
 else()
     # 桌面平台
     target_link_libraries(${PROJECT_NAME} PRIVATE
+            lapp_live2d
             Framework
             glfw3
             GLEW
@@ -238,14 +259,8 @@ else()
     endif()
 endif()
 
-# =============================================
 # 头文件路径
-# =============================================
 target_include_directories(${PROJECT_NAME} PRIVATE
-        3rdparty/Live2D/Src/Framework/src
-        3rdparty/Live2D/Src/Core/include
-        3rdparty/Live2D/Src/stb
-        3rdparty/Live2D/Src/LAppLive2D/Inc
         3rdparty/autogui-cpp/src
         src/Handle/AudioHandle/Inc
         src/Handle/NetWorkHandle/Inc
@@ -258,24 +273,6 @@ target_include_directories(${PROJECT_NAME} PRIVATE
         src/Utils/Inc
 )
 
-# ARM 平台需要包含 sysroot 中的 OpenGL ES 头文件 此处需要根据实际sysroot目录进行修改配置
-if(PLAT STREQUAL "linux_arm")
-    target_include_directories(${PROJECT_NAME} PRIVATE
-            /home/misaki/MisakiCodes/Env/rk3566-sdk/host/aarch64-buildroot-linux-gnu/sysroot/usr/include
-            /home/misaki/MisakiCodes/Env/rk3566-sdk/host/aarch64-buildroot-linux-gnu/sysroot/usr/include/GLES2
-    )
-endif()
-
-# 非 ARM 平台才需要 GLEW/GLFW 头文件路径
-if(NOT PLAT STREQUAL "linux_arm")
-    target_include_directories(${PROJECT_NAME} PRIVATE
-            3rdparty/Live2D/Src/glew/include
-            3rdparty/Live2D/Src/glew/include/GL
-            3rdparty/Live2D/Src/glfw/include
-            3rdparty/Live2D/Src/glfw/include/GLFW
-    )
-endif()
-
 # 资源复制（所有平台）
 file(COPY "${CMAKE_CURRENT_SOURCE_DIR}/other/Resources"
         DESTINATION "${CMAKE_CURRENT_BINARY_DIR}")