docs: public PointF mapViewToImage(PointF viewPoint) {
      float[] points = mTempValues;
      points[0] = viewPoint.x;
      points[1] = viewPoint.y;
      mActiveTransform.invert(mActiveTransformInverse);
      mActiveTransformInverse.mapPoints(points, 0, points, 0, 1);
      mapAbsoluteToRelative(points, points, 1);
      return new PointF(points[0], points[1]);
    }