code: public static Sprite scale(Sprite original, float scale, ScalingMethod method) {
  		if (scale == 1.0f) return original.copy();
  
  		switch (method) {
  			case NEAREST:
  				return scaleNearest(original, scale);
  			case BILINEAR:
  				return scaleBilinear(original, scale);
  		}
  
  		return null;
  	}
docs: Scales an image by a factor, using the given method
  
  @param original The sprite to scale
  @param scale    The factor by which the sprite should be scaled
  @param method   The scaling method
  @return The scaled sprite