feat(渲染): 实现2D渲染风格系统

添加渲染风格预设配置，支持像素风、平滑2D和混合模式
新增纹理采样控制、顶点像素对齐和UV收缩优化
为相机和场景添加渲染风格覆盖功能

Frostbite2D/include/frostbite2D/graphics/renderer.h

@@ -3,6 +3,7 @@
 #include <frostbite2D/graphics/batch.h>
 #include <frostbite2D/graphics/camera.h>
 #include <frostbite2D/graphics/render_resolution.h>
+#include <frostbite2D/graphics/render_style.h>
 #include <frostbite2D/graphics/shader.h>
 #include <frostbite2D/graphics/shader_manager.h>
 #include <frostbite2D/graphics/texture.h>
@@ -31,6 +32,26 @@ public:
   void setClearColor(float r, float g, float b, float a = 1.0f);
   void setClearColor(const Color& color);
   void clear(uint32_t flags);
+  /**
+   * @brief 设置应用默认渲染风格预设
+   */
+  void setDefaultRenderStyleProfile(RenderStyleProfileId profile);
+  /**
+   * @brief 获取应用默认渲染风格预设
+   */
+  RenderStyleProfileId getDefaultRenderStyleProfile() const {
+    return defaultRenderStyleProfile_;
+  }
+  /**
+   * @brief 切换当前正在使用的渲染风格上下文
+   */
+  void setActiveRenderStyleProfile(RenderStyleProfileId profile,
+                                   RenderStyleLayerRole role);
+  /**
+   * @brief 将指定风格作用到某个相机
+   */
+  void applyRenderStyleToCamera(Camera* camera, RenderStyleProfileId profile,
+                                RenderStyleLayerRole role) const;
 
   void setCamera(Camera* camera);
   Camera* getCamera() { return camera_; }
@@ -53,6 +74,28 @@ public:
                   Ptr<Texture> texture,
                   const Color& color = Color(1, 1, 1, 1));
   void setupBlendMode(BlendMode mode);
+  /**
+   * @brief 获取当前激活的层级风格设置
+   */
+  const RenderStyleLayerSettings& getActiveRenderStyle() const {
+    return activeRenderStyle_;
+  }
+  /**
+   * @brief 当前风格是否要求顶点像素对齐
+   */
+  bool shouldSnapVertices() const { return activeRenderStyle_.vertexPixelSnap; }
+  /**
+   * @brief 当前风格是否优先使用像素风采样
+   */
+  bool shouldUsePixelArtSampling() const {
+    return activeRenderStyle_.pixelArtSampling;
+  }
+  /**
+   * @brief 当前风格是否需要对子纹理 UV 做向内收缩
+   */
+  bool shouldShrinkSubTextureUVs() const {
+    return activeRenderStyle_.shrinkSubTextureUVs;
+  }
 
   ShaderManager& getShaderManager() { return shaderManager_; }
   Batch& getBatch() { return batch_; }
@@ -67,6 +110,10 @@ private:
   ShaderManager shaderManager_;
   Batch batch_;
   Camera* camera_ = nullptr;
+  RenderStyleProfileId defaultRenderStyleProfile_ = RenderStyleProfileId::Hybrid2D;
+  RenderStyleProfileId activeRenderStyleProfile_ = RenderStyleProfileId::Hybrid2D;
+  RenderStyleLayerRole activeRenderStyleRole_ = RenderStyleLayerRole::World;
+  RenderStyleLayerSettings activeRenderStyle_;
 
   uint32_t clearColor_[4] = {0, 0, 0, 255};
   bool useVirtualResolution_ = false;