filterQuality property
If the pixels are not perfectly aligned with the screen pixels, or if the image itself is of a low quality, FilterQuality.none may produce undesirable artifacts. Consider using other FilterQuality values to improve the rendered image quality in this case. Pixels may be misaligned with the screen pixels as a result of transforms or scaling. opacity can be used to adjust the opacity of the image. Used to combine color with this image.
Implementation
final FilterQuality filterQuality;