点击空白隐藏放置区域

src/babylonjs/GameManager.ts

@@ -751,6 +751,7 @@ export class GameManager extends Monobehiver {
    */
   applyMaterial(options: {
     target: string;
+    modelId?: string;  // 新增：指定模型ID，只修改该模型的材质
     albedoColor?: string;
     albedoTexture?: string;
     normalMap?: string;
@@ -762,15 +763,32 @@ export class GameManager extends Monobehiver {
 
     // 1. 查找目标材质
     const targetMaterials: PBRMaterial[] = [];
-    this.materialDic.Values().forEach(material => {
-      if (material.name === options.target) {
-        targetMaterials.push(material);
-      }
-    });
 
-    if (targetMaterials.length === 0) {
-      console.warn(`Material not found: ${options.target}`);
-      return;
+    if (options.modelId) {
+      // 如果指定了模型ID，只查找该模型的材质
+      const materialName = `${options.target}_${options.modelId}`;
+      this.materialDic.Values().forEach(material => {
+        if (material.name === materialName) {
+          targetMaterials.push(material);
+        }
+      });
+
+      if (targetMaterials.length === 0) {
+        console.warn(`Material not found for model ${options.modelId}: ${materialName}`);
+        return;
+      }
+    } else {
+      // 没有指定模型ID，查找所有匹配的材质（旧逻辑）
+      this.materialDic.Values().forEach(material => {
+        if (material.name === options.target || material.name.startsWith(`${options.target}_`)) {
+          targetMaterials.push(material);
+        }
+      });
+
+      if (targetMaterials.length === 0) {
+        console.warn(`Material not found: ${options.target}`);
+        return;
+      }
     }
 
     // 2. 应用材质属性到目标材质
@@ -810,6 +828,6 @@ export class GameManager extends Monobehiver {
       material.markDirty();
     });
 
-    console.log(`Material applied to: ${options.target}`, options);
+    console.log(`Material applied to: ${options.target}${options.modelId ? ` (model: ${options.modelId})` : ''}`, options);
   }
 }