updated
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@ -73,7 +73,7 @@ public class Vector2D implements IVector2D {
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*/
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public void rescale() {
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// calc unit vector and set it
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double vectorlength = Math.sqrt(Math.pow(getDx(), 2) + Math.pow(getDy(), 2));
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double vectorlength = Math.sqrt(Math.pow(getDx(), 2) + Math.pow(getDy(), 2)); //using the square root of x and y
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setDx((1/vectorlength) * getDx() * Constants.BALL_SPEED);
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setDy((1/vectorlength) * getDy() * Constants.BALL_SPEED);
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}
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