In these scenarios, the UI thread locks the bitmap and exposes the backbuffer to other threads.
在这些情况下,ui线程锁定位图,并且向其他线程公开后台缓冲区。
2
Finally, the backbuffer is flipped, and the program checks to see if the user has pressed ESC to quit.
最后,后缓冲被翻转,同时程序检查用户是否按下了Esc键退出。
3
As part of the final scene pass, the bloom texture is scaled to the size of the backbuffer using bilinear filtering and added directly to the output of the scene.