修改粗糙金属度

src/babylonjs/AppLight.ts

@@ -36,6 +36,6 @@ export class AppLight extends Monobehiver {
     Awake(): void {
         // 主光源（模拟太阳）
         const light = new DirectionalLight("sun", new Vector3(-1, -2, -1), this.mainApp.appScene.object);
-        light.intensity = 1.2;
+        light.intensity = 1;
     }
 }