diff --git a/source/Context/Status.tsx b/source/Context/Status.tsx
index adf06fb..3bcb630 100644
--- a/source/Context/Status.tsx
+++ b/source/Context/Status.tsx
@@ -174,11 +174,13 @@ class Status extends Emitter<IStatusEvent> {
             this.emit("objectChange");
             this.emit("labelChange");
             this.emit("behaviorChange");
+            this.emit("clipChange");
 
             // 清除焦点对象
             this.setBehaviorObject();
             this.setFocusObject(new Set());
             this.setLabelObject();
+            this.setClipObject();
 
             // 映射
             this.emit("fileLoad");
@@ -196,11 +198,13 @@ class Status extends Emitter<IStatusEvent> {
         this.on("objectChange", handelFileChange);
         this.on("behaviorChange", handelFileChange);
         this.on("labelChange", handelFileChange);
+        this.on("clipChange", handelFileChange);
         this.on("individualChange", handelFileChange);
         this.on("groupAttrChange", handelFileChange);
         this.on("rangeAttrChange", handelFileChange);
         this.on("labelAttrChange", handelFileChange);
         this.on("behaviorAttrChange", handelFileChange);
+        this.on("clipAttrChange", handelFileChange);
         this.on("fileChange", () => this.archive.emit("fileChange"));
     }
 
diff --git a/source/Model/Clip.ts b/source/Model/Clip.ts
index f9cf1cc..f73a3c2 100644
--- a/source/Model/Clip.ts
+++ b/source/Model/Clip.ts
@@ -8,6 +8,7 @@ interface IDrawCommand {
 	type: "points" | "cube";
 	id: string;
 	data?: Float32Array;
+	mapId?: number[];
 	position?: number[];
 	radius?: number[];
 	parameter?: IAnyObject;
@@ -143,7 +144,7 @@ class Clip {
 		return res;
 	}
 
-	public isArrayEqual(a1?: number[], a2?: number[]): boolean {
+	public isArrayEqual(a1?: Array<number | string>, a2?: Array<number | string>): boolean {
 
 		if ((a1 && !a2) || (!a1 && a2)) {
 			return false;
@@ -179,6 +180,26 @@ class Clip {
 		return undefined;
 	}
 
+	/**
+	 * ID 映射
+	 */
+	private sorterIdMapper: Map<string, number> = new Map();
+	private sorterIdMapperNextId: number = 1;
+
+	/**
+	 * 获取映射ID
+	 */
+	private getMapperId = (id: string): number => {
+		let mapperId = this.sorterIdMapper.get(id);
+		if (mapperId === undefined) {
+			mapperId = this.sorterIdMapperNextId ++;
+			this.sorterIdMapper.set(id, mapperId);
+			return mapperId;
+		} else {
+			return mapperId;
+		}
+	}
+
 	/**
 	 * 录制一帧
 	 */
@@ -196,10 +217,11 @@ class Clip {
 				const lastCommand = this.getCommandFromLastFrame("points", object.id);
 
 				// 记录
+				const dataBuffer = object.exportPositionId(this.getMapperId);
 				const recodeData: IDrawCommand = {
 					type: "points",
 					id: object.id,
-					data: object.exportPositionData()
+					data: dataBuffer[0]
 				}
 
 				// 对比校验
@@ -209,6 +231,12 @@ class Clip {
 					recodeData.parameter = this.cloneRenderParameter(object.renderParameter);
 				}
 
+				if (this.isArrayEqual(dataBuffer[1], lastCommand?.mapId)) {
+					recodeData.mapId = lastCommand?.mapId;
+				} else {
+					recodeData.mapId = dataBuffer[1];
+				}
+
 				commands.push(recodeData);
             }
 
@@ -290,6 +318,9 @@ class Clip {
 				command.data = (lastCommand?.data === commands[j].data) ?
 					this.LastFrameData as any : Array.from(commands[j].data ?? []);
 
+				command.mapId = (lastCommand?.mapId === commands[j].mapId) ?
+					this.LastFrameData as any : commands[j].mapId;
+
 				command.position = (lastCommand?.position === commands[j].position) ?
 					this.LastFrameData as any : commands[j].position?.concat([]);
 
@@ -336,12 +367,13 @@ class Clip {
 					this.getCommandFromLastFrame(command.type, command.id, resFrame[resFrame.length - 1]) :
 					undefined;
 
-				console.log(lastCommand);
-
 				// 记录
 				command.data = (this.LastFrameData as any === commands[j].data) ?
 					lastCommand?.data : new Float32Array(commands[j].data ?? []);
 
+				command.mapId = (this.LastFrameData as any === commands[j].mapId) ?
+					lastCommand?.mapId : commands[j].mapId;
+
 				command.position = (this.LastFrameData as any === commands[j].position) ?
 					lastCommand?.position : commands[j].position;
 
diff --git a/source/Model/Group.ts b/source/Model/Group.ts
index 024b737..f9f1a63 100644
--- a/source/Model/Group.ts
+++ b/source/Model/Group.ts
@@ -428,6 +428,22 @@ class Group extends CtrlObject<IArchiveGroup> {
         return dataBuffer;
     }
 
+    /**
+     * 导出个体id列表
+     */
+    public exportPositionId(idMapper: (id: string) => number ): [Float32Array, number[]] {
+        let bi = 0; let ii = 0;
+        let dataBuffer = new Float32Array(this.individuals.size * 3);
+        let idBUffer: number[] = new Array(this.individuals.size).fill("");
+        this.individuals.forEach((individual) => {
+            idBUffer[ii ++] = idMapper(individual.id);
+            dataBuffer[bi ++] = individual.position[0];
+            dataBuffer[bi ++] = individual.position[1];
+            dataBuffer[bi ++] = individual.position[2];
+        });
+        return [dataBuffer, idBUffer];
+    }
+
     public override toArchive(): IArchiveCtrlObject & IArchiveGroup {
         return {
             ...super.toArchive(),