feat(render): 使用Color类替换Vector3f表示光源颜色

- 在LightSource类中引入java.awt.Color类型
- 添加colorToVector3f和vector3fToColor静态转换方法- 修改构造函数以接受Color参数并自动转换
- 更新LightSourceData反序列化逻辑以使用新颜色格式
- 在测试类中使用标准Color常量设置光源
- 移除旧的直接Vector3f颜色构造方式

src/main/java/com/chuangzhou/vivid2D/render/model/util/LightSource.java

@@ -3,6 +3,8 @@ package com.chuangzhou.vivid2D.render.model.util;
 import org.joml.Vector2f;
 import org.joml.Vector3f;
 
+import java.awt.*;
+
 public class LightSource {
     private Vector2f position;
     private Vector3f color;
@@ -10,20 +12,43 @@ public class LightSource {
     private boolean enabled = true;
     private boolean isAmbient = false; // 是否为环境光
 
-    public LightSource(Vector2f pos, Vector3f color, float intensity) {
+    public LightSource(Vector2f pos, Color color, float intensity) {
         this.position = pos;
-        this.color = color;
+        this.color = colorToVector3f(color);
         this.intensity = intensity;
     }
 
     // 环境光构造函数
-    public LightSource(Vector3f color, float intensity) {
+    public LightSource(Color color, float intensity) {
         this.position = new Vector2f(0, 0);
-        this.color = color;
+        this.color = colorToVector3f(color);
         this.intensity = intensity;
         this.isAmbient = true;
     }
 
+    public static Vector3f colorToVector3f(Color color) {
+        if (color == null) return new Vector3f(1, 1, 1);
+        return new Vector3f(
+                color.getRed() / 255.0f,
+                color.getGreen() / 255.0f,
+                color.getBlue() / 255.0f
+        );
+    }
+
+    public static Color vector3fToColor(Vector3f colorVec) {
+        if (colorVec == null) return new java.awt.Color(255, 255, 255);
+
+        float r = Math.min(1.0f, Math.max(0.0f, colorVec.x));
+        float g = Math.min(1.0f, Math.max(0.0f, colorVec.y));
+        float b = Math.min(1.0f, Math.max(0.0f, colorVec.z));
+
+        int red = (int) (r * 255 + 0.5f);
+        int green = (int) (g * 255 + 0.5f);
+        int blue = (int) (b * 255 + 0.5f);
+
+        return new Color(red, green, blue);
+    }
+
     public Vector2f getPosition() { return position; }
     public Vector3f getColor() { return color; }
     public float getIntensity() { return intensity; }

src/main/java/com/chuangzhou/vivid2D/render/model/util/LightSourceData.java

@@ -2,6 +2,8 @@ package com.chuangzhou.vivid2D.render.model.util;
 
 import org.joml.Vector2f;
 import org.joml.Vector3f;
+
+import java.awt.*;
 import java.io.Serializable;
 
 /**
@@ -49,9 +51,9 @@ public class LightSourceData implements Serializable {
 
         LightSource light;
         if (isAmbient) {
-            light = new LightSource(col, intensity);
+            light = new LightSource(LightSource.vector3fToColor(col), intensity);
         } else {
-            light = new LightSource(pos, col, intensity);
+            light = new LightSource(pos, LightSource.vector3fToColor(col), intensity);
         }
         light.setEnabled(enabled);
         return light;

src/main/java/com/chuangzhou/vivid2D/test/ModelRenderLightingTest.java

@@ -14,6 +14,7 @@ import org.lwjgl.glfw.GLFWVidMode;
 import org.lwjgl.opengl.GL;
 import org.lwjgl.system.MemoryUtil;
 
+import java.awt.*;
 import java.nio.ByteBuffer;
 import java.util.Random;
 
@@ -135,15 +136,15 @@ public class ModelRenderLightingTest {
         body.addChild(rightLeg);
 
         LightSource ambientLight = new LightSource(
-                new Vector3f(0.5f, 0.5f, 0.5f), // 灰色
+                Color.GRAY,
                 0.3f
         );
         ambientLight.setAmbient(true);
         model.addLight(ambientLight);
 
         // 添加光源
-        model.addLight(new LightSource(new Vector2f(-100, -100), new Vector3f(1f, 0f, 0f), 20f));
+        model.addLight(new LightSource(new Vector2f(-100, -100), Color.ORANGE, 100f));
-        model.addLight(new LightSource(new Vector2f(150, 150), new Vector3f(0f, 0f, 1f), 20f));
+        //model.addLight(new LightSource(new Vector2f(150, 150), new Color(1f, 1f, 1f), 200f));
     }
 
     private Texture createSolidTexture(int w, int h, int rgba) {