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Initial reimport of double buffering

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This commit is contained in:
Vladimir 'phcoder' Serbinenko 2009-11-14 17:00:39 +01:00
parent df48e9e18d
commit 1f56d83788
10 changed files with 318 additions and 23 deletions
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7
term/gfxterm.c
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@ -124,6 +124,8 @@ static unsigned int calculate_normal_character_width (grub_font_t font);
static unsigned char calculate_character_width (struct grub_font_glyph *glyph);
static void grub_gfxterm_refresh (void);
static void
set_term_color (grub_uint8_t term_color)
{
@ -815,6 +817,9 @@ grub_gfxterm_cls (void)
/* Mark virtual screen to be redrawn. */
dirty_region_add_virtualscreen ();
dirty_region_redraw ();
grub_gfxterm_refresh ();
}
static void
@ -877,6 +882,8 @@ grub_gfxterm_refresh (void)
{
/* Redraw only changed regions. */
dirty_region_redraw ();
grub_video_swap_buffers ();
}
static grub_err_t