refactor: 移除对Switch和其他平台的支持，仅保留Windows

简化构建系统，专注于Windows平台开发
删除不再需要的工具链和平台特定配置

xmake.lua

@@ -2,12 +2,7 @@
 -- Extra2D - 2D Game Engine
 -- Build System: Xmake
 -- 
--- 支持平台:
+-- 支持平台: Windows (MinGW)
--- - Windows (MinGW)
--- - Linux
--- - macOS
--- - Nintendo Switch
--- 
 -- 窗口后端: GLFW
 -- 渲染后端: OpenGL
 -- ==============================================
@@ -35,73 +30,64 @@ option("debug_logs")
 option_end()
 
 -- ==============================================
--- 平台检测与配置
+-- 平台配置
 -- ==============================================
 
-local host_plat = os.host()
+set_plat("mingw")
-local target_plat = get_config("plat") or host_plat
+set_arch("x86_64")
-local supported_plats = {mingw = true, windows = true, linux = true, macosx = true, switch = true}
-
--- 自动选择平台
-if not supported_plats[target_plat] then
-    if host_plat == "windows" then
-        target_plat = "mingw"
-    elseif host_plat == "linux" then
-        target_plat = "linux"
-    elseif host_plat == "macosx" then
-        target_plat = "macosx"
-    else
-        error("Unsupported platform: " .. target_plat .. ". Supported platforms: mingw, windows, linux, macosx, switch")
-    end
-end
-
-set_plat(target_plat)
-
--- 设置架构
-if target_plat == "switch" then
-    set_arch("arm64")
-elseif target_plat == "mingw" or target_plat == "windows" then
-    set_arch("x86_64")
-elseif target_plat == "linux" then
-    set_arch("x86_64")
-elseif target_plat == "macosx" then
-    set_arch("x86_64")
-end
-
--- ==============================================
--- 加载工具链配置
--- ==============================================
-
-if target_plat == "switch" then
-    includes("xmake/toolchains/switch.lua")
-    set_toolchains("switch")
-elseif target_plat == "mingw" then
-    set_toolchains("mingw")
-end
 
 -- ==============================================
 -- 添加依赖包
 -- ==============================================
 
-if target_plat ~= "switch" then
+add_requires("glm")
-    add_requires("glm")
+add_requires("nlohmann_json")
-    add_requires("nlohmann_json")
+add_requires("glfw")
-    add_requires("glfw")
+add_requires("zstd")
-    add_requires("zstd")
+add_requires("lz4")
-    add_requires("lz4")
+add_requires("zlib")
-    add_requires("zlib")
-end
-
 
 -- ==============================================
--- 加载构建目标
+-- 引擎库目标
 -- ==============================================
 
--- 加载引擎库定义
+target("extra2d")
-includes("xmake/engine.lua")
+    set_kind("static")
 
--- 定义引擎库
+    -- 引擎核心源文件
-define_extra2d_engine()
+    add_files("Extra2D/src/**.cpp")
+
+    -- GLFW 窗口后端源文件
+    add_files("Extra2D/src/platform/glfw/*.cpp")
+
+    -- 头文件路径
+    add_includedirs("Extra2D/include", {public = true})
+    add_includedirs("Extra2D/include/extra2d/platform", {public = true})
+
+    -- Windows (MinGW) 平台配置
+    add_packages("glm", "nlohmann_json", "glfw", "zstd", "lz4", "zlib", {public = true})
+    add_syslinks("winmm", "imm32", "version", "setupapi", {public = true})
+
+    -- 启用压缩库
+    add_defines("E2D_USE_ZSTD", "E2D_USE_LZ4", "E2D_USE_ZLIB", {public = true})
+
+    -- 编译器标志 (C 和 C++ 共用)
+    add_cxflags("-Wall", "-Wextra", {force = true})
+    add_cxflags("-Wno-unused-variable", "-Wno-unused-function", "-Wno-unused-parameter", {force = true})
+    add_cxflags("-Wno-strict-aliasing", "-Wno-implicit-fallthrough", {force = true})
+    add_cxflags("-Wno-missing-field-initializers", {force = true})
+
+    -- C++ 专用编译器标志
+    add_cxxflags("-Wno-deprecated-copy", "-Wno-class-memaccess", {force = true})
+
+    if is_mode("debug") then
+        add_defines("_DEBUG", {public = true})
+        add_cxxflags("-O0", "-g", {force = true})
+    else
+        add_defines("NDEBUG", {public = true})
+        add_cxxflags("-O2", {force = true})
+    end
+target_end()
 
 -- ==============================================
 -- 测试目标
@@ -127,18 +113,8 @@ target("extra2d_tests")
     add_deps("extra2d")
     
     -- 平台配置
-    local plat = get_config("plat") or os.host()
+    add_packages("glm", "nlohmann_json", "glfw", "zstd", "lz4", "zlib")
-    
+    add_syslinks("winmm", "imm32", "version", "setupapi")
-    if plat == "mingw" or plat == "windows" then
-        add_packages("glm", "nlohmann_json", "glfw", "zstd", "lz4", "zlib")
-        add_syslinks("winmm", "imm32", "version", "setupapi")
-    elseif plat == "linux" then
-        add_packages("glm", "nlohmann_json", "glfw", "zstd", "lz4", "zlib")
-        add_syslinks("dl", "pthread")
-    elseif plat == "macosx" then
-        add_packages("glm", "nlohmann_json", "glfw", "zstd", "lz4", "zlib")
-        add_frameworks("Cocoa", "IOKit", "CoreVideo")
-    end
     
     -- 编译器标志
     add_cxflags("-Wall", "-Wextra", {force = true})
@@ -171,18 +147,8 @@ target("asset_packer")
     add_deps("extra2d")
     
     -- 平台配置
-    local plat = get_config("plat") or os.host()
+    add_packages("glm", "nlohmann_json", "glfw", "zstd", "lz4", "zlib")
-    
+    add_syslinks("winmm", "imm32", "version", "setupapi")
-    if plat == "mingw" or plat == "windows" then
-        add_packages("glm", "nlohmann_json", "glfw", "zstd", "lz4", "zlib")
-        add_syslinks("winmm", "imm32", "version", "setupapi")
-    elseif plat == "linux" then
-        add_packages("glm", "nlohmann_json", "glfw", "zstd", "lz4", "zlib")
-        add_syslinks("dl", "pthread")
-    elseif plat == "macosx" then
-        add_packages("glm", "nlohmann_json", "glfw", "zstd", "lz4", "zlib")
-        add_frameworks("Cocoa", "IOKit", "CoreVideo")
-    end
     
     -- 编译器标志
     add_cxflags("-Wall", "-Wextra", {force = true})

xmake/engine.lua

@@ -1,74 +0,0 @@
--- ==============================================
--- Extra2D 引擎库共享配置
--- 被主项目和示例共享使用
--- 
--- 窗口后端: GLFW
--- 渲染后端: OpenGL
--- ==============================================
-
--- 获取当前平台
-local function get_current_plat()
-    return get_config("plat") or os.host()
-end
-
--- 定义 Extra2D 引擎库目标
-function define_extra2d_engine()
-    target("extra2d")
-        set_kind("static")
-
-        -- 引擎核心源文件
-        add_files("Extra2D/src/**.cpp")
-
-        -- GLFW 窗口后端源文件
-        add_files("Extra2D/src/platform/glfw/*.cpp")
-
-        -- 头文件路径
-        add_includedirs("Extra2D/include", {public = true})
-        add_includedirs("Extra2D/include/extra2d/platform", {public = true})
-
-        -- 平台配置
-        local plat = get_current_plat()
-        
-        if plat == "switch" then
-            -- Nintendo Switch 平台配置
-            local devkitPro = os.getenv("DEVKITPRO") or "C:/devkitPro"
-            add_includedirs(devkitPro .. "/portlibs/switch/include", {public = true})
-            add_linkdirs(devkitPro .. "/portlibs/switch/lib")
-            
-            -- GLFW 后端
-            add_syslinks("glfw", "nx", "m", {public = true})
-        elseif plat == "mingw" or plat == "windows" then
-            -- Windows (MinGW) 平台配置
-            add_packages("glm", "nlohmann_json", "glfw", "zstd", "lz4", "zlib", {public = true})
-            add_syslinks("winmm", "imm32", "version", "setupapi", {public = true})
-        elseif plat == "linux" then
-            -- Linux 平台配置
-            add_packages("glm", "nlohmann_json", "glfw", "zstd", "lz4", "zlib", {public = true})
-            add_syslinks("dl", "pthread", {public = true})
-        elseif plat == "macosx" then
-            -- macOS 平台配置
-            add_packages("glm", "nlohmann_json", "glfw", "zstd", "lz4", "zlib", {public = true})
-            add_frameworks("Cocoa", "IOKit", "CoreVideo", {public = true})
-        end
-
-        -- 启用压缩库
-        add_defines("E2D_USE_ZSTD", "E2D_USE_LZ4", "E2D_USE_ZLIB", {public = true})
-
-        -- 编译器标志 (C 和 C++ 共用)
-        add_cxflags("-Wall", "-Wextra", {force = true})
-        add_cxflags("-Wno-unused-variable", "-Wno-unused-function", "-Wno-unused-parameter", {force = true})
-        add_cxflags("-Wno-strict-aliasing", "-Wno-implicit-fallthrough", {force = true})
-        add_cxflags("-Wno-missing-field-initializers", {force = true})
-
-        -- C++ 专用编译器标志
-        add_cxxflags("-Wno-deprecated-copy", "-Wno-class-memaccess", {force = true})
-
-        if is_mode("debug") then
-            add_defines("_DEBUG", {public = true})
-            add_cxxflags("-O0", "-g", {force = true})
-        else
-            add_defines("NDEBUG", {public = true})
-            add_cxxflags("-O2", {force = true})
-        end
-    target_end()
-end

xmake/toolchains/switch.lua

@@ -1,47 +0,0 @@
--- ==============================================
--- Nintendo Switch 工具链定义
--- ==============================================
-
-function define_switch_toolchain()
-    toolchain("switch")
-        set_kind("standalone")
-        set_description("Nintendo Switch devkitA64 toolchain")
-
-        -- 检查 DEVKITPRO 环境变量（Windows 上使用 C:/devkitPro）
-        local devkitPro = os.getenv("DEVKITPRO") or "C:/devkitPro"
-        local devkitA64 = path.join(devkitPro, "devkitA64")
-
-        -- 设置工具链路径
-        set_toolset("cc", path.join(devkitA64, "bin/aarch64-none-elf-gcc.exe"))
-        set_toolset("cxx", path.join(devkitA64, "bin/aarch64-none-elf-g++.exe"))
-        set_toolset("ld", path.join(devkitA64, "bin/aarch64-none-elf-g++.exe"))
-        set_toolset("ar", path.join(devkitA64, "bin/aarch64-none-elf-gcc-ar.exe"))
-        set_toolset("strip", path.join(devkitA64, "bin/aarch64-none-elf-strip.exe"))
-
-        -- 架构标志
-        local arch_flags = "-march=armv8-a+crc+crypto -mtune=cortex-a57 -mtp=soft -fPIE"
-        add_cxflags(arch_flags)
-        -- 使用 devkitPro 提供的 switch.specs 文件
-        add_ldflags("-specs=" .. path.join(devkitPro, "libnx/switch.specs"), "-g", arch_flags)
-
-        -- 定义 Switch 平台宏
-        add_defines("__SWITCH__", "__NX__", "MA_SWITCH", "PFD_SWITCH")
-
-        -- SimpleIni 配置：不使用 Windows API
-        add_defines("SI_NO_CONVERSION")
-
-        -- libnx 路径 - 必须在工具链级别添加
-        add_includedirs(path.join(devkitPro, "libnx/include"))
-        add_linkdirs(path.join(devkitPro, "libnx/lib"))
-
-        -- portlibs 路径（EGL + 桌面 OpenGL + SDL2）
-        add_includedirs(path.join(devkitPro, "portlibs/switch/include"))
-        add_includedirs(path.join(devkitPro, "portlibs/switch/include/SDL2"))
-        add_linkdirs(path.join(devkitPro, "portlibs/switch/lib"))
-
-        add_syslinks("nx", "m")
-    toolchain_end()
-end
-
--- 定义工具链
-define_switch_toolchain()