scale method

void scale(
  1. num scaleX,
  2. num scaleY
)

Implementation

void scale(num scaleX, num scaleY) {
  _data[0] = a * scaleX;
  _data[1] = b * scaleY;
  _data[2] = c * scaleX;
  _data[3] = d * scaleY;
  _data[4] = tx * scaleX;
  _data[5] = ty * scaleY;
}