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gallium-r300: Add r300_surface.

Browse source 
Todo:
- Hook up surface functions.
- Take it for a spin and watch it crash 'n' burn.
This commit is contained in:
Corbin Simpson 2009-01-09 04:48:30 -08:00
parent d6cdb9db25
commit b1776eb144
2 changed files with 81 additions and 0 deletions
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53
src/gallium/drivers/r300/r300_surface.c Normal file
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/*
* Copyright 2008 Corbin Simpson <MostAwesomeDude@gmail.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* on the rights to use, copy, modify, merge, publish, distribute, sub
* license, and/or sell copies of the Software, and to permit persons to whom
* the Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
* THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
* USE OR OTHER DEALINGS IN THE SOFTWARE. */
#include "r300_surface.h"
/* Provides pipe_context's "surface_fill". */
static void r300_surface_fill(struct pipe_context* context,
struct pipe_surface* dest,
unsigned x, unsigned y,
unsigned w, unsigned h,
unsigned color)
{
/* Try accelerated fill first. */
if (!r300_fill_blit(r300_context(context),
dest->block.size,
(short)dest->stride,
dest->buffer,
dest->offset,
(short)x, (short)y,
(short)w, (short)h,
color))
{
/* Fallback. */
void* dest_map = context->screen->surface_map(context->screen, dest,
PIPE_BUFFER_USAGE_CPU_WRITE);
pipe_fill_rect(dest_map, &dest->block, dest->stride, x, y, w, h, color);
context->screen->surface_unmap(context->screen, dest);
}
}
void r300_init_surface_functions(struct r300_context* r300)
{
r300->context.surface_fill = r300_surface_fill;
}

28
src/gallium/drivers/r300/r300_surface.h Normal file
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/*
* Copyright 2008 Corbin Simpson <MostAwesomeDude@gmail.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* on the rights to use, copy, modify, merge, publish, distribute, sub
* license, and/or sell copies of the Software, and to permit persons to whom
* the Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
* THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
* USE OR OTHER DEALINGS IN THE SOFTWARE. */
#ifndef R300_SURFACE_H
#define R300_SURFACE_H
#include "r300_blit.h"
#endif /* R300_SURFACE_H */