我自己学dx9编程时做的一个demo,只渲染了2个三角形(有纹理映射),可以简单的用vk_up控制摄像机视角,对入门有一定帮助,入了门的就别下了-My own school dx9 programming to do a demo, only rendering two triangles (texture mapping), simple vk_up control camera angle, entry into the door on the other under