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부드러운 움직임

· 2008-03-28 (금) 10:17:04 · 2597

// 부드러운 움직임
MovieClip.prototype.smoothMove = function(speed,targetX,targetY){
        this._x += speed*(targetX - this._x);
        this._y += speed*(targetY - this._y);
};

//회전운동
MovieClip.prototype.rotateTo = function(targetX,targetY){
        var diffX = targetX - this._x;
        var diffY = targetY - this._y;
        this._rotation = Math.atan2(diffY,diffX)*180/Math.PI;
};

//탄성력
MovieClip.prototype.elasticMove = function(a,b,tx,ty){
        var tempx = this._x;
        var tempy = this._y;
        this._x = a*(this._x - tx) + b*(this.prevx - tx) + tx;
        this._y = a*(this._y - ty) + b*(this.prevy - ty) + ty;
        this.prevx = tempx;
        this.prevy = tempy;
};

[이 게시물은 관리자님에 의해 2011-10-31 16:50:06 Flash에서 이동 됨]
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