diff --git a/_docs/api.md b/_docs/api.md
index cdb7332a..75f925c3 100644
--- a/_docs/api.md
+++ b/_docs/api.md
@@ -1013,12 +1013,13 @@ lose: fn(reason?: string)
 moveEnemyOnPoint: fn(fromX: number, fromY: number, toX: number, toY: number, floorId?: string)
 将某个点已经设置的敌人属性移动到其他点
 
-moveImage: fn(code: number, to?: [number], opacityVal?: number, time?: number, callback?: fn())
+moveImage: fn(code: number, to?: [number], opacityVal?: number, moveMode?: string, time?: number, callback?: fn())
 移动一张图片并/或改变其透明度
 例如：core.moveImage(1, null, 0.5); // 1秒内把1号图片变为50%透明
 code: 图片编号
 to: 新的左上角坐标，省略表示原地改变透明度
 opacityVal: 新的透明度，省略表示不变
+moveMode: 移动模式
 time: 移动用时，单位为毫秒。不填视为1秒
 callback: 图片移动完毕后的回调函数，可选
 
@@ -2012,6 +2013,9 @@ textImage: fn(content: string, lineHeight?: number) -> image
 工具函数库，里面有各个样板中使用到的工具函数。
 
 ```text
+applyEasing: fn(mode?: string) -> fn(t: number) -> number
+获得变速移动曲线
+
 arrayToRGB: fn(color: [number]) -> string
 颜色数组转字符串
 例如：core.arrayToRGB([102, 204, 255]); // "#66ccff"
diff --git a/_docs/instruction.md b/_docs/instruction.md
index d002cd5c..a19e1659 100644
--- a/_docs/instruction.md
+++ b/_docs/instruction.md
@@ -119,7 +119,7 @@ data为整个指令对象，x和y为当前点坐标，prefix为独立开关的
     * 此指令对应`core.showImage()`函数，编号真正的意义，详见[个性化](personalization)
 2.  **清除图片：**如题，需要指定要清除的图片编号和淡出时间。
     * 此指令对应`core.hideImage(code, time, callback)`
-3.  **图片移动：**其实还包括了透明度渐变，“终点像素位置”指移动结束后的图片在视野中的左上角像素坐标（不填则表示单纯的透明度渐变），“不透明度”指渐变结束后的新的不透明度（不填表示单纯的移动），移动和透明度渐变都是匀速直线进行的。对应`core.moveImage(code, to, opacityVal, time, callback)`
+3.  **图片移动：**其实还包括了透明度渐变，“终点像素位置”指移动结束后的图片在视野中的左上角像素坐标（不填则表示单纯的透明度渐变），“不透明度”指渐变结束后的新的不透明度（不填表示单纯的移动）。对应`core.moveImage(code, to, opacityVal, moveMode, time, callback)`
 4.  **显示或清除动图：**需要填写动图的文件名（带.gif后缀），“起点像素位置”含义如前且必须填写，可以双击指令块来预览第一帧的效果。
     * 动图不支持淡入淡出和伸缩移动，如果不填任何参数则清除所有动图。
     * 该指令对应`core.showGif(name, x, y)`函数。
@@ -462,7 +462,7 @@ core.insertAction({"type": "changeFloor", "floorId": "MT" + core.rand2(20)})
 3.  **设置和移动视角：**设置视角支持双击从地图选点，不填坐标则重置视角。
     * 移动视角的动画时间为每动一格的时间，步伐数组只支持“上下左右”。
     * 请注意，勇士重绘时（`core.drawHero()`函数）视角也会随之重置。所以视角变化后勇士的坐标、朝向、显隐、行走图（事件和API都提供了不重绘参数）和跟随者情况暂时都不要动。
-    * 实际调用`core.setViewport(x, y)`和`core.moveViewport(steps, time, callback)`，其中前者的自变量为【像素坐标】且不必为32的倍数，必要时可作为原生js使用来实现特殊的演出。
+    * 实际调用`core.setViewport(x, y)`和`core.moveViewport(x, y, moveMode, time, callback)`，其中前者的自变量为【像素坐标】且不必为32的倍数，必要时可作为原生js使用来实现特殊的演出。
 4.  **显隐状态栏：**如题，如果隐藏状态栏期间勇士需要恢复行动，则建议不隐藏竖屏工具栏以方便手机玩家。
     * 实际调用`core.showStatusBar()`和`core.hideStatusBar(showToolbox)`
 5.  **显隐勇士：**如题，动画时间为淡入淡出时间，异步勾选框用法如前。
diff --git a/_server/CodeMirror/defs.js b/_server/CodeMirror/defs.js
index faabcec7..201ebd6e 100644
--- a/_server/CodeMirror/defs.js
+++ b/_server/CodeMirror/defs.js
@@ -2530,7 +2530,7 @@ var terndefs_f6783a0a_522d_417e_8407_94c67b692e50 = [
         }, 
         "moveViewport": {
           "!doc": "移动视野范围", 
-          "!type": "fn(x: number, y: number, time?: number, callback?: fn())"
+          "!type": "fn(x: number, y: number, moveMode?: string, time?: number, callback?: fn())"
         }, 
         "syncLoad": {
           "!doc": "从服务器加载存档", 
@@ -2740,6 +2740,10 @@ var terndefs_f6783a0a_522d_417e_8407_94c67b692e50 = [
             "y": "number"
           }
         },
+        "applyEasing": {
+          "!doc": "获得变速移动曲线",
+          "!type": "fn(mode?: string) -> fn(t: number) -> number"
+        },
         "clamp": {
           "!doc": "将x限定在[a,b]区间内，注意a和b可交换<br/>例如：core.clamp(1200, 1, 1000); // 1000<br/>x: 原始值，!x为true时x一律视为0<br/>a: 下限值，大于b将导致与b交换<br/>b: 上限值，小于a将导致与a交换", 
           "!type": "fn(x: number, a: number, b: number) -> number"
@@ -3802,7 +3806,7 @@ var terndefs_f6783a0a_522d_417e_8407_94c67b692e50 = [
         }, 
         "moveImage": {
           "!doc": "移动一张图片并/或改变其透明度<br/>例如：core.moveImage(1, null, 0.5); // 1秒内把1号图片变为50%透明<br/>code: 图片编号<br/>to: 新的左上角坐标，省略表示原地改变透明度<br/>opacityVal: 新的透明度，省略表示不变<br/>time: 移动用时，单位为毫秒。不填视为1秒<br/>callback: 图片移动完毕后的回调函数，可选", 
-          "!type": "fn(code: number, to?: [number], opacityVal?: number, time?: number, callback?: fn())"
+          "!type": "fn(code: number, to?: [number], opacityVal?: number, moveMode?: string, time?: number, callback?: fn())"
         }, 
         "openSettings": {
           "!doc": "点击设置按钮时的操作", 
diff --git a/_server/MotaAction.g4 b/_server/MotaAction.g4
index 8e1c52f2..61e0ff03 100644
--- a/_server/MotaAction.g4
+++ b/_server/MotaAction.g4
@@ -2053,13 +2053,13 @@ return code;
 */;
 
 setViewport_s
-    :   '设置视角' '左上角坐标' 'x' PosString? ',' 'y' PosString? '动画时间' Int '不等待执行完毕' Bool Newline
+    :   '设置视角' '左上角坐标' 'x' PosString? ',' 'y' PosString? '移动方式' MoveMode_List '动画时间' Int '不等待执行完毕' Bool Newline
 
 
 /* setViewport_s
 tooltip : setViewport: 设置视角
 helpUrl : /_docs/#/instruction
-default : ["","",0,false]
+default : ["","","",0,false]
 selectPoint : ["PosString_0", "PosString_1"]
 colour : this.soundColor
 var loc = '';
@@ -2068,18 +2068,19 @@ if (PosString_0 && PosString_1) {
 }
 Int_0 = Int_0 ?(', "time": '+Int_0):'';
 Bool_0 = Bool_0?', "async": true':'';
-var code = '{"type": "setViewport"'+loc+Int_0+Bool_0+'},\n';
+MoveMode_List_0 = (MoveMode_List_0!=='') ? (', "moveMode": "'+MoveMode_List_0+'"'):'';
+var code = '{"type": "setViewport"'+loc+MoveMode_List_0+Int_0+Bool_0+'},\n';
 return code;
 */;
 
 setViewport_1_s
-    :   '设置视角' '增量坐标' 'dx' PosString? ',' 'dy' PosString? '动画时间' Int '不等待执行完毕' Bool Newline
+    :   '设置视角' '增量坐标' 'dx' PosString? ',' 'dy' PosString? '移动方式' MoveMode_List '动画时间' Int '不等待执行完毕' Bool Newline
 
 
 /* setViewport_1_s
 tooltip : setViewport: 设置视角
 helpUrl : /_docs/#/instruction
-default : ["0","0",0,false]
+default : ["0","0","",0,false]
 colour : this.soundColor
 var loc = '';
 if (PosString_0 && PosString_1) {
@@ -2087,7 +2088,8 @@ if (PosString_0 && PosString_1) {
 }
 Int_0 = Int_0 ?(', "time": '+Int_0):'';
 Bool_0 = Bool_0?', "async": true':'';
-var code = '{"type": "setViewport"'+loc+Int_0+Bool_0+'},\n';
+MoveMode_List_0 = (MoveMode_List_0!=='') ? (', "moveMode": "'+MoveMode_List_0+'"'):'';
+var code = '{"type": "setViewport"'+loc+MoveMode_List_0+Int_0+Bool_0+'},\n';
 return code;
 */;
 
@@ -2182,19 +2184,20 @@ return code;
 
 moveImage_s
     :   '图片移动' '图片编号' NInt '终点像素位置' 'x' PosString? 'y' PosString? BGNL?
-        '不透明度' EvalString? '移动时间' Int '不等待执行完毕' Bool Newline
+        '不透明度' EvalString? '移动方式' MoveMode_List '移动时间' Int '不等待执行完毕' Bool Newline
     
 
 /* moveImage_s
 tooltip : moveImage：图片移动
 helpUrl : /_docs/#/instruction
-default : [1,'','','',500,false]
+default : [1,'','','','',500,false]
 var toloc = '';
 if (PosString_0 && PosString_1)
   toloc = ', "to": ['+PosString_0+','+PosString_1+']';
 EvalString_0 = (EvalString_0!=='') ? (', "opacity": '+EvalString_0):'';
+MoveMode_List_0 = (MoveMode_List_0!=='') ? (', "moveMode": "'+MoveMode_List_0+'"'):'';
 var async = Bool_0?', "async": true':'';
-var code = '{"type": "moveImage", "code": '+NInt_0+toloc+EvalString_0+',"time": '+Int_0+async+'},\n';
+var code = '{"type": "moveImage", "code": '+NInt_0+toloc+MoveMode_List_0+EvalString_0+',"time": '+Int_0+async+'},\n';
 return code;
 */;
 
@@ -3962,6 +3965,10 @@ Move_List
     :   '上'|'下'|'左'|'右'|'前'|'后'|'左上'|'左下'|'右上'|'右下'|'设置速度'
     /*Move_List ['up','down','left','right','forward','backward','leftup','leftdown','rightup','rightdown','speed']*/;
 
+MoveMode_List
+    :   '匀速移动'|'缓入快出'|'快入缓出'|'缓入缓出'
+    /*MoveMode_List ['', 'easeIn', 'easeOut', 'easeInOut']*/;
+
 NameMap_List
     :   '确定'|'取消'|'操作失败'|'光标移动'|'打开界面'|'读档'|'存档'|'获得道具'|'回血'|'炸弹'|'飞行器'|'开关门'|'上下楼'|'跳跃'|'破墙镐'|'阻激夹域'|'穿脱装备'
     /*NameMap_List ['确定','取消','操作失败','光标移动','打开界面','读档','存档','获得道具','回血','炸弹','飞行器','开关门','上下楼','跳跃','破墙镐','阻激夹域','穿脱装备']*/;
diff --git a/_server/MotaActionParser.js b/_server/MotaActionParser.js
index 392353c5..7fbe855f 100644
--- a/_server/MotaActionParser.js
+++ b/_server/MotaActionParser.js
@@ -516,11 +516,11 @@ ActionParser.prototype.parseAction = function() {
     case "setViewport": // 设置视角
       if (data.dxy) {
         this.next = MotaActionBlocks['setViewport_1_s'].xmlText([
-          data.dxy[0],data.dxy[1],data.time||0,data.async||false,this.next]);
+          data.dxy[0],data.dxy[1],data.moveMode||'', data.time||0,data.async||false,this.next]);
       } else {
         data.loc = data.loc||['',''];
         this.next = MotaActionBlocks['setViewport_s'].xmlText([
-          data.loc[0],data.loc[1],data.time||0,data.async||false,this.next]);
+          data.loc[0],data.loc[1],data.moveMode||'', data.time||0,data.async||false,this.next]);
       }
       break;
     case "vibrate": // 画面震动
@@ -551,7 +551,7 @@ ActionParser.prototype.parseAction = function() {
     case "moveImage": // 移动图片
       data.to=data.to||['','']
       this.next = MotaActionBlocks['moveImage_s'].xmlText([
-        data.code, data.to[0], data.to[1], data.opacity, data.time||0, data.async||false, this.next]);
+        data.code, data.to[0], data.to[1], data.opacity, data.moveMode||'', data.time||0, data.async||false, this.next]);
       break;
     case "showGif": // 显示动图
       data.loc=data.loc||['','']
diff --git a/libs/control.js b/libs/control.js
index f064cd1b..f80eb677 100644
--- a/libs/control.js
+++ b/libs/control.js
@@ -968,23 +968,25 @@ control.prototype.setViewport = function (px, py) {
 }
 
 ////// 移动视野范围 //////
-control.prototype.moveViewport = function (x, y, time, callback) {
+control.prototype.moveViewport = function (x, y, moveMode, time, callback) {
     time = time || 0;
     time /= Math.max(core.status.replay.speed, 1)
-    var per_time = 10, step = parseInt(time / per_time);
-    if (step <= 0) {
+    var per_time = 10, step = 0, steps = parseInt(time / per_time);
+    if (steps <= 0) {
         this.setViewport(32 * x, 32 * y);
         if (callback) callback();
         return;
-    }
+    }    
     var px = core.clamp(32 * x, 0, 32 * core.bigmap.width - core.__PIXELS__);
     var py = core.clamp(32 * y, 0, 32 * core.bigmap.height - core.__PIXELS__);
-    var dx = (px - core.bigmap.offsetX) / step, dy = (py - core.bigmap.offsetY) / step;
+    var cx = core.bigmap.offsetX;
+    var cy = core.bigmap.offsetY;
+    var moveFunc = core.applyEasing(moveMode);
 
     var animate=window.setInterval(function() {
-        core.setViewport(core.bigmap.offsetX + dx, core.bigmap.offsetY + dy);
-        step--;
-        if (step <= 0) {
+        step++;
+        core.setViewport(cx + moveFunc(step / steps) * (px - cx), cy + moveFunc(step / steps) * (py - cy));
+        if (step == steps) {
             delete core.animateFrame.asyncId[animate];
             clearInterval(animate);
             core.setViewport(px, py);
diff --git a/libs/events.js b/libs/events.js
index 2cd5cfc3..8b2952c3 100644
--- a/libs/events.js
+++ b/libs/events.js
@@ -1449,7 +1449,7 @@ events.prototype._action_setViewport = function (data, x, y, prefix) {
         data.loc = this.__action_getLoc(data.loc, x, y, prefix);
     }
     console.log(data.loc);
-    this.__action_doAsyncFunc(data.async, core.moveViewport, data.loc[0], data.loc[1], data.time);
+    this.__action_doAsyncFunc(data.async, core.moveViewport, data.loc[0], data.loc[1], data.moveMode, data.time);
 }
 
 events.prototype._action_move = function (data, x, y, prefix) {
@@ -1567,7 +1567,7 @@ events.prototype._action_showGif = function (data, x, y, prefix) {
 
 events.prototype._action_moveImage = function (data, x, y, prefix) {
     if (this.__action_checkReplaying()) return;
-    this.__action_doAsyncFunc(data.async, core.moveImage, data.code, data.to, data.opacity, data.time);
+    this.__action_doAsyncFunc(data.async, core.moveImage, data.code, data.to, data.opacity, data.moveMode, data.time);
 }
 
 events.prototype._precompile_moveImage = function (data) {
@@ -2988,7 +2988,7 @@ events.prototype.showImage = function (code, image, sloc, loc, opacityVal, time,
         return;
     }
     core.setOpacity(name, 0);
-    this.moveImage(code, null, opacityVal, time, callback);
+    this.moveImage(code, null, opacityVal, null, time, callback);
 }
 
 ////// 隐藏图片 //////
@@ -3000,14 +3000,14 @@ events.prototype.hideImage = function (code, time, callback) {
         if (callback) callback();
         return;
     }
-    this.moveImage(code, null, 0, time, function () {
+    this.moveImage(code, null, 0, null, time, function () {
         core.deleteCanvas(name);
         if (callback) callback();
     });
 }
 
 ////// 移动图片 //////
-events.prototype.moveImage = function (code, to, opacityVal, time, callback) {
+events.prototype.moveImage = function (code, to, opacityVal, moveMode, time, callback) {
     time = time || 1000;
     to = to || [];
     var name = "image" + (code + 100);
@@ -3028,21 +3028,22 @@ events.prototype.moveImage = function (code, to, opacityVal, time, callback) {
 
     this._moveImage_moving(name, {
         fromX: fromX, fromY: fromY, toX: toX, toY: toY, opacity: opacity, toOpacity: toOpacity,
-        time: time / Math.max(core.status.replay.speed, 1)
+        moveMode: moveMode, time: time / Math.max(core.status.replay.speed, 1)
     }, callback)
 }
 
 events.prototype._moveImage_moving = function (name, moveInfo, callback) {
-    var per_time = 10, step = 0, steps = parseInt(moveInfo.time / 10);
+    var per_time = 10, step = 0, steps = parseInt(moveInfo.time / per_time);
     if (steps <= 0) steps = 1;
     var fromX = moveInfo.fromX, fromY = moveInfo.fromY, toX = moveInfo.toX, toY = moveInfo.toY,
         opacity = moveInfo.opacity, toOpacity = moveInfo.toOpacity;
     var currX = fromX, currY = fromY, currOpacity = opacity;
+    var moveFunc = core.applyEasing(moveInfo.moveMode);
     var animate = setInterval(function () {
         step++;
         currOpacity = opacity + (toOpacity - opacity) * step / steps;
-        currX = parseInt(fromX + (toX - fromX) * step / steps);
-        currY = parseInt(fromY + (toY - fromY) * step / steps);
+        currX = parseInt(fromX + (toX - fromX) * moveFunc(step / steps));
+        currY = parseInt(fromY + (toY - fromY) * moveFunc(step / steps));
         core.setOpacity(name, currOpacity);
         core.relocateCanvas(name, currX, currY);
         if (step == steps) {
diff --git a/libs/utils.js b/libs/utils.js
index bc70f8bd..671fcadf 100644
--- a/libs/utils.js
+++ b/libs/utils.js
@@ -480,6 +480,27 @@ utils.prototype.formatBigNumber = function (x, onMap) {
     return c + x;
 }
 
+////// 变速移动 //////
+utils.prototype.applyEasing = function(name) {
+    var list = {
+        "easeIn": function(t) {
+            return Math.pow(t, 3);
+        },
+        "easeOut": function(t) {
+            return 1 - Math.pow(1 - t, 3);
+        },
+        "easeInOut": function(t) {
+            // easeInOut试了一下感觉二次方效果明显点
+            if (t < 0.5) return Math.pow(t, 2) * 2;
+            else return 1 - Math.pow(1 - t, 2) * 2;
+        },
+        "linear": function(t) {
+            return t
+        }
+    }
+    return list[name] || list.linear;
+}
+
 ////// 数组转RGB //////
 utils.prototype.arrayToRGB = function (color) {
     if (!(color instanceof Array)) return color;
diff --git a/runtime.d.ts b/runtime.d.ts
index e0a6c239..941f0eec 100644
--- a/runtime.d.ts
+++ b/runtime.d.ts
@@ -646,7 +646,7 @@ declare class control {
     setViewport(px?: number, py?: number): void
 
     /** 移动视野范围 */
-    moveViewport(x: number, y: number, time?: number, callback?: () => any): void
+    moveViewport(x: number, y: number, moveMode?: string, time?: number, callback?: () => any): void
 
     /** 更新跟随者坐标 */
     updateFollowers(): void
@@ -976,14 +976,15 @@ declare class events {
     
     /**
      * 移动一张图片并/或改变其透明度
-     * @example core.moveImage(1, undefined, 0.5); // 1秒内把1号图片变为50%透明
+     * @example core.moveImage(1, null, 0.5); // 1秒内把1号图片变为50%透明
      * @param code 图片编号
      * @param to 新的左上角坐标，省略表示原地改变透明度
      * @param opacityVal 新的透明度，省略表示不变
+     * @param moveMode 移动模式
      * @param time 移动用时，单位为毫秒。不填视为1秒
      * @param callback 图片移动完毕后的回调函数，可选
      */
-    moveImage(code: number, to?: [number?, number?], opacityVal?: number, time?: number, callback?: () => void): void
+    moveImage(code: number, to?: [number?, number?], opacityVal?: number, moveMode?: string, time?: number, callback?: () => void): void
     
     /**
      * 绘制一张动图或擦除所有动图
@@ -2381,6 +2382,9 @@ declare class utils {
      */
     formatBigNumber(x: number, onMap?: boolean): string
 
+    /** 变速移动 */
+    applyEasing(mode?: string): (number) => number;
+
     /**
      * 颜色数组转十六进制
      * @example core.arrayToRGB([102, 204, 255]); // "#66ccff"，加载画面的宣传色