void update_picture(int picnum,int sx,int sy,int bytespixel,unsigned char *buf)
| Parameter | Type | Description |
|---|---|---|
| picnum | int | picture index |
| sx | int | size in x (power of 2) |
| sy | int | size in y (power of 2) |
| bytespixel | int | bytes per pixel (3 or 4) |
| buf | unsigned char * | picture pixels (sx*sy*bytespixel) |
None
This is the OpenGL implementation for the textcache base class virtual function.
This function is used to update the picture in the picture manager with a new pixel array.