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Log.debug("" + new Vector2f(91.4155775494873524));
Log.debug("" + new Vector2f(91.4155775494873524).getTheta());

Mon May 04 18:29:06 EDT 2009 DEBUG:[Vector2f 0.024703976,0.9996948 (1.0)]
Mon May 04 18:29:06 EDT 2009 DEBUG:88.58442246164603

x = -len * (float) FastTrig.cos(StrictMath.toRadians(theta));

x = len * (float) FastTrig.cos(StrictMath.toRadians(theta));

void rotate(float rad) {
   float cos = cos(rad);
   float sin = sin(rad);
   float tx = (x * cos) - (y * sin);
   float ty = (x * sin) + (y * cos);
   x = tx;
   y = ty;
}