The tile control is already made, now it's time for the drawing of the tiles. The tile image can be one of these images.

图块控件已经被创建了，现在是画图块的时候了。图块的图象可以是这些图象中的一个。

youdao

Also we add a few extra control points at the top of the skyscrapers and on the tiles of the floor, to get a more even distribution of the control points across the entire image area.

我们也可以添加一些额外的控制点在顶部的摩天大楼的地砖，以获得更均匀分布的控制点在整个图像面积。

youdao