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2006-03-31 Vesa Jaaskelainen <chaac@nic.fi>

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* DISTLIST: Added include/grub/i386/pc/vbeblit.h,
        include/grub/i386/pc/vbefill.h, video/i386/pc/vbeblit.c,
        video/i386/pc/vbefill.c.

        * conf/i386-pc.rmk (vbe_mod_SOURCES): Added video/i386/pc/vbeblit.c,
        video/i386/pc/vbefill.c.

        * include/grub/video.h (grub_video_blit_format): New enum.
        (grub_video_mode_info): Added new member blit_format.
        (grub_video_get_blit_format): New function prototype.

        * include/grub/i386/pc/vbe.h (grub_video_vbe_get_video_ptr): New
        function prototype.
        (grub_video_vbe_map_rgb): Likewise.
        (grub_video_vbe_unmap_color): Likewise.

        * include/grub/i386/pc/vbeblit.h: New file.

        * include/grub/i386/pc/vbefill.h: New file.

        * video/video.c (grub_video_get_blit_format): New function.
        (grub_video_vbe_get_video_ptr): Re-declared as non-static.
        (grub_video_vbe_map_rgb): Likewise.
        (grub_video_vbe_unmap_color): Likewise.

        * video/i386/pc/vbe.c (grub_video_vbe_fill_rect): Changed to use more
        optimized fills.
        (grub_video_vbe_blit_render_target): Changed to use more optimized
        blits.
        (grub_video_vbe_setup): Added detection for optimized settings.
        (grub_video_vbe_create_render_target): Likewise.

        * video/i386/pc/vbeblit.c: New file.

        * video/i386/pc/vbefill.c: New file.
This commit is contained in:
chaac 2006-03-31 14:26:34 +00:00
parent c2379b9c31
commit b4b9367408
12 changed files with 845 additions and 21 deletions
Download patch file Download diff file Expand all files Collapse all files

114
video/i386/pc/vbe.c
View file

@ -20,6 +20,8 @@
#include <grub/err.h>
#include <grub/machine/memory.h>
#include <grub/machine/vbe.h>
#include <grub/machine/vbeblit.h>
#include <grub/machine/vbefill.h>
#include <grub/types.h>
#include <grub/dl.h>
#include <grub/misc.h>
@ -73,20 +75,10 @@ static grub_uint32_t initial_mode;
static grub_uint32_t mode_in_use = 0x55aa;
static grub_uint16_t *mode_list;
static grub_video_color_t
grub_video_vbe_map_rgb (grub_uint8_t red, grub_uint8_t green, grub_uint8_t blue);
static grub_video_color_t
grub_video_vbe_map_rgba (grub_uint8_t red, grub_uint8_t green,
grub_uint8_t blue, grub_uint8_t alpha);
static void
grub_video_vbe_unmap_color (struct grub_video_render_target * source,
grub_video_color_t color,
grub_uint8_t *red, grub_uint8_t *green,
grub_uint8_t *blue, grub_uint8_t *alpha);
static void *
real2pm (grub_vbe_farptr_t ptr)
{
@ -314,7 +306,7 @@ grub_vbe_get_video_mode_info (grub_uint32_t mode,
return GRUB_ERR_NONE;
}
static grub_uint8_t *
grub_uint8_t *
grub_video_vbe_get_video_ptr (struct grub_video_render_target *source,
grub_uint32_t x, grub_uint32_t y)
{
@ -648,6 +640,8 @@ grub_video_vbe_setup (unsigned int width, unsigned int height,
render_target->mode_info.blue_field_pos = active_mode_info.blue_field_position;
render_target->mode_info.reserved_mask_size = active_mode_info.rsvd_mask_size;
render_target->mode_info.reserved_field_pos = active_mode_info.rsvd_field_position;
render_target->mode_info.blit_format = grub_video_get_blit_format (&render_target->mode_info);
/* Reset viewport to match new mode. */
render_target->viewport.x = 0;
@ -793,7 +787,7 @@ grub_video_vbe_map_color (grub_uint32_t color_name)
return 0;
}
static grub_video_color_t
grub_video_color_t
grub_video_vbe_map_rgb (grub_uint8_t red, grub_uint8_t green,
grub_uint8_t blue)
{
@ -877,7 +871,7 @@ grub_video_vbe_map_rgba (grub_uint8_t red, grub_uint8_t green,
}
}
static void
void
grub_video_vbe_unmap_color (struct grub_video_render_target * source,
grub_video_color_t color,
grub_uint8_t *red, grub_uint8_t *green,
@ -976,7 +970,29 @@ grub_video_vbe_fill_rect (grub_video_color_t color, int x, int y,
x += render_target->viewport.x;
y += render_target->viewport.y;
/* Fill area. */
/* Try to figure out more optimized version. */
if (render_target->mode_info.blit_format == GRUB_VIDEO_BLIT_FORMAT_R8G8B8A8)
{
grub_video_i386_vbefill_R8G8B8A8 (render_target, color, x, y,
width, height);
return GRUB_ERR_NONE;
}
if (render_target->mode_info.blit_format == GRUB_VIDEO_BLIT_FORMAT_R8G8B8)
{
grub_video_i386_vbefill_R8G8B8 (render_target, color, x, y,
width, height);
return GRUB_ERR_NONE;
}
if (render_target->mode_info.blit_format == GRUB_VIDEO_BLIT_FORMAT_INDEXCOLOR)
{
grub_video_i386_vbefill_index (render_target, color, x, y,
width, height);
return GRUB_ERR_NONE;
}
/* Use backup method to fill area. */
for (j = 0; j < height; j++)
for (i = 0; i < width; i++)
grub_video_vbe_draw_pixel (x+i, y+j, color);
@ -1180,7 +1196,73 @@ grub_video_vbe_blit_render_target (struct grub_video_render_target *source,
x += render_target->viewport.x;
y += render_target->viewport.y;
/* Render. */
/* Try to figure out more optimized version. */
if (source->mode_info.blit_format == GRUB_VIDEO_BLIT_FORMAT_R8G8B8A8)
{
if (render_target->mode_info.blit_format == GRUB_VIDEO_BLIT_FORMAT_R8G8B8A8)
{
grub_video_i386_vbeblit_R8G8B8A8_R8G8B8A8 (render_target, source,
x, y, width, height,
offset_x, offset_y);
return GRUB_ERR_NONE;
}
if (render_target->mode_info.blit_format == GRUB_VIDEO_BLIT_FORMAT_R8G8B8)
{
grub_video_i386_vbeblit_R8G8B8_R8G8B8A8 (render_target, source,
x, y, width, height,
offset_x, offset_y);
return GRUB_ERR_NONE;
}
if (render_target->mode_info.blit_format == GRUB_VIDEO_BLIT_FORMAT_INDEXCOLOR)
{
grub_video_i386_vbeblit_index_R8G8B8A8 (render_target, source,
x, y, width, height,
offset_x, offset_y);
return GRUB_ERR_NONE;
}
}
if (source->mode_info.blit_format == GRUB_VIDEO_BLIT_FORMAT_R8G8B8)
{
if (render_target->mode_info.blit_format == GRUB_VIDEO_BLIT_FORMAT_R8G8B8A8)
{
grub_video_i386_vbeblit_R8G8B8A8_R8G8B8 (render_target, source,
x, y, width, height,
offset_x, offset_y);
return GRUB_ERR_NONE;
}
if (render_target->mode_info.blit_format == GRUB_VIDEO_BLIT_FORMAT_R8G8B8)
{
grub_video_i386_vbeblit_R8G8B8_R8G8B8 (render_target, source,
x, y, width, height,
offset_x, offset_y);
return GRUB_ERR_NONE;
}
if (render_target->mode_info.blit_format == GRUB_VIDEO_BLIT_FORMAT_INDEXCOLOR)
{
grub_video_i386_vbeblit_index_R8G8B8 (render_target, source,
x, y, width, height,
offset_x, offset_y);
return GRUB_ERR_NONE;
}
}
if (source->mode_info.blit_format == GRUB_VIDEO_BLIT_FORMAT_INDEXCOLOR)
{
if (render_target->mode_info.blit_format == GRUB_VIDEO_BLIT_FORMAT_INDEXCOLOR)
{
grub_video_i386_vbeblit_index_index (render_target, source,
x, y, width, height,
offset_x, offset_y);
return GRUB_ERR_NONE;
}
}
/* Use backup method to render. */
for (j = 0; j < height; j++)
{
for (i = 0; i < width; i++)
@ -1380,6 +1462,8 @@ grub_video_vbe_create_render_target (struct grub_video_render_target **result,
target->mode_info.reserved_mask_size = 8;
target->mode_info.reserved_field_pos = 24;
target->mode_info.blit_format = grub_video_get_blit_format (&target->mode_info);
/* Calculate size needed for the data. */
size = (width * target->mode_info.bytes_per_pixel) * height;