Vladimir 'phcoder' Serbinenko
ba67e2c635
Avoid slow read-back from VRAM.
* include/grub/video_fb.h (grub_video_fb_doublebuf_update_screen_t):
Move from here ...
* grub-core/video/fb/video_fb.c
(grub_video_fb_doublebuf_update_screen_t): ... here. Remove arguments.
* grub-core/video/fb/video_fb.c (framebuf_t): New type.
(front_target): Remove front_target. Add pages.
(grub_video_fb_init): Skip setting front_pages.
(grub_video_fb_fini): Likewise.
(doublebuf_blit_update_screen): Use pages.
(grub_video_fb_doublebuf_blit_init): Likewise.
(doublebuf_pageflipping_init): Allocate offscreen buffer.
(doublebuf_pageflipping_update_screen): Use offscreen buffer.
(grub_video_fb_setup): Prefer doublebuffing.
2012-06-15 23:57:20 +02:00
..
2012-06-15 23:57:20 +02:00
2010-09-21 02:06:14 +02:00
2010-09-21 02:06:14 +02:00