diff --git a/public/libs/maps.js b/public/libs/maps.js
index 46a9c5f..22f7305 100644
--- a/public/libs/maps.js
+++ b/public/libs/maps.js
@@ -1477,33 +1477,33 @@ maps.prototype.generateGroundPattern = function (floorId) {
 maps.prototype.drawMap = function (floorId) {
     floorId = floorId || core.status.floorId;
     if (!floorId) return;
-    core.clearMap('all');
-    this.generateGroundPattern(floorId);
+    // core.clearMap('all');
+    // this.generateGroundPattern(floorId);
     core.status.floorId = floorId;
     core.extractBlocks(floorId);
     core.status.thisMap = core.status.maps[floorId];
 
-    this._drawMap_drawAll();
-    if (core.status.curtainColor) {
-        core.fillRect(
-            'curtain',
-            0,
-            0,
-            core._PX_,
-            core._PY_,
-            core.arrayToRGBA(core.status.curtainColor)
-        );
-    }
-    core.drawHero();
+    // this._drawMap_drawAll();
+    // if (core.status.curtainColor) {
+    //     core.fillRect(
+    //         'curtain',
+    //         0,
+    //         0,
+    //         core._PX_,
+    //         core._PY_,
+    //         core.arrayToRGBA(core.status.curtainColor)
+    //     );
+    // }
+    // core.drawHero();
     core.updateStatusBar();
 };
 
 ////// 重绘某张地图 //////
 maps.prototype.redrawMap = function () {
-    core.bigmap.canvas.forEach(function (one) {
-        core.clearMap(one);
-    });
-    this._drawMap_drawAll(null, { redraw: true });
+    // core.bigmap.canvas.forEach(function (one) {
+    //     core.clearMap(one);
+    // });
+    // this._drawMap_drawAll(null, { redraw: true });
     core.drawDamage();
 };
 
diff --git a/src/core/render/item.ts b/src/core/render/item.ts
index aa6e821..2bde2ec 100644
--- a/src/core/render/item.ts
+++ b/src/core/render/item.ts
@@ -162,6 +162,8 @@ export abstract class RenderItem<E extends ERenderItemEvent = ERenderItemEvent>
     antiAliasing: boolean = true;
     /** 是否被隐藏 */
     hidden: boolean = false;
+    /** 滤镜 */
+    filter: string = 'none';
 
     /** 当前元素的父元素 */
     parent?: RenderItem & IRenderChildable;
@@ -226,6 +228,7 @@ export abstract class RenderItem<E extends ERenderItemEvent = ERenderItemEvent>
         const ay = -this.anchorY * this.height;
 
         canvas.ctx.save();
+        canvas.ctx.filter = this.filter;
         canvas.setAntiAliasing(this.antiAliasing);
         if (this.type === 'static') transformCanvas(canvas, tran);
         if (this.enableCache) {
@@ -257,6 +260,15 @@ export abstract class RenderItem<E extends ERenderItemEvent = ERenderItemEvent>
         this.transform.setTranslate(x, y);
     }
 
+    /**
+     * 设置本元素的滤镜
+     * @param filter 滤镜
+     */
+    seyFilter(filter: string) {
+        this.filter = filter;
+        this.update(this);
+    }
+
     setAnchor(x: number, y: number): void {
         this.anchorX = x;
         this.anchorY = y;