If you did use the brush tool at a whopping 9 pixels instead of 1, you'll get anti-aliasing occurring and that will spoil the hard-edge pixel effect.
如果您没有使用高达9而不是1像素的画笔工具，你会得到消除锯齿出现，这将破坏硬边像素的效果。
The modifications can be done with a combination of the Edge Enhance effect and pixel-level editing of the state borders.
可以结合Edge Enhance效果和州界的像素级别的编辑来完成修改。
应用推荐