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Posted By

ricosushi on 07/14/10


Tagged

distance Vector


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ricosushi


Get vector distance

 / Published in: ActionScript
 

Returns the distance from 2 points.

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  1. // getDistance between two points
  2. function getDistance(x1:Number, x2:Number, y1:Number, y2:Number):Number{
  3. 	var difX:Number = x2-x1;
  4. 	var difY:Number = y2-y1;
  5. 	//
  6. 	var doubleX:Number = Math.pow(difX, 2);
  7. 	var doubleY:Number = Math.pow(difY, 2);
  8. 	//
  9. 	return Math.sqrt(doubleX  * doubleX + doubleY * doubleY);
  10. }
  11.  
  12. // Usage
  13. getDistance(0, 0, 100, 100);

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