All that it does is modify texture coordinates in order to warp a texture mapped image.

它所做的事情只是为了使贴图产生扭曲而修改贴图坐标。

youdao

Re-compile the code and ensure that a texture mapped triangle does appear on your screen.

重新编译并运行代码，确保屏幕上出现一个带纹理的三角形。

youdao