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a ΪÕñ·ù£¬bΪÇ󲨳¤Ê¹ÓõIJÎÊý£¬²¨³¤Ç󷨣º360/|b|=²¨³¤
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public function CreatSinLine(swing:Number,wavelengh:Number,X_length:Number,amount:int,startX:Number=0,startY:Number=0):void
²ÎÊýswing £º´ú±íÕñ·ù
wavelength:²¨³¤µÄ²ÎÊýbÖµ
x_length: Ï߶㤶È
amount£º¸´ÖƵĴÎÊý
startX£º¿ªÊ¼µÄxλÖÃ
startY £º¿ªÊ¼µÄyλÖÃ
³õ²½µÄÄ£ÐÍ£º
//y=a*sin(b*x);
public function CreatSinLine(swing:Number,wavelengh:Number,X_length:Number,amount:int,startX:Number=0,startY:Number=0):void
{
this.graphics.lineStyle(1,color);
this.graphics.moveTo(startX,startY);
var W_len:int=int(360/wavelengh);//²¨³¤180¶È
if(amount<=0)return;
for (var i:int=0; i<=W_len*amount; i++)
{
var posX:Number=i*X_length/W_len;
var posY:Number=swing*Math.sin(-i*wavelengh*Math.PI/180);
this.graphics.lineTo(posX,posY);
}
}
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///SinLine.as ¸ÃÀàΪÕýÏÒÇúÏߵĴ´½¨y=a*sin(bx);
//vesion 1.0
//author ÏÄÌìµÄÊ÷ÈË
package
{
import flash.geom.Point;
import flash.display.Sprite;
public class SinLine extends Sprite
{
private var START_POINT:Point;
public function SinLine()
{
}
public function clone():*
{
return new SinLine();
}
//´´½¨ÕýÏÒÇúÏßͼ°¸
//y=a*sin(b*x);
public function CreatSinLine(swing:Number,wavelengh:Number,X_length:Number,amount:int,startX:Number=0,startY:Number=0):void
{
this.graphics.lineStyle(1,0x000000);
this.graphics.moveTo(startX,startY);
var W_len:int=int(360/wavelengh);//²¨³¤180¶È
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