static Affine BuildImageBoundsPath(int srcW, int srcH,
VertexStore drawImageRectPath, AffinePlan[] affPlans)
{
drawImageRectPath.Clear();
drawImageRectPath.AddMoveTo(0, 0);
drawImageRectPath.AddLineTo(srcW, 0);
drawImageRectPath.AddLineTo(srcW, srcH);
drawImageRectPath.AddLineTo(0, srcH);
drawImageRectPath.AddCloseFigure();
return(Affine.NewMatix(affPlans));
}