The result is an untranslated red-filledrectangle and a translated blue-filledrectangle.
结果得到一个未平移的用红色填充的矩形和一个已平移的用蓝色填充的矩形。
2
In the first grid image below, a rectangle from (2,1) to (5,5) is filled. The entire area between them (light red) falls on pixel boundaries, so the resulting filledrectangle will have crisp edges.