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/**************************************************************************
*
* Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
* All Rights Reserved.
*
* 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 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 TUNGSTEN GRAPHICS AND/OR ITS 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.
*
**************************************************************************/
/* Authors:
* Brian Paul
*/
#include "util/u_memory.h"
#include "draw/draw_context.h"
#include "lp_context.h"
#include "lp_context.h"
#include "lp_state.h"
#include "lp_texture.h"
#include "lp_tile_cache.h"
#include "draw/draw_context.h"
void *
llvmpipe_create_sampler_state(struct pipe_context *pipe,
const struct pipe_sampler_state *sampler)
{
return mem_dup(sampler, sizeof(*sampler));
}
void
llvmpipe_bind_sampler_states(struct pipe_context *pipe,
unsigned num, void **sampler)
{
struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe);
unsigned i;
assert(num <= PIPE_MAX_SAMPLERS);
/* Check for no-op */
if (num == llvmpipe->num_samplers &&
!memcmp(llvmpipe->sampler, sampler, num * sizeof(void *)))
return;
draw_flush(llvmpipe->draw);
for (i = 0; i < num; ++i)
llvmpipe->sampler[i] = sampler[i];
for (i = num; i < PIPE_MAX_SAMPLERS; ++i)
llvmpipe->sampler[i] = NULL;
llvmpipe->num_samplers = num;
llvmpipe->dirty |= LP_NEW_SAMPLER;
}
void
llvmpipe_set_sampler_textures(struct pipe_context *pipe,
unsigned num, struct pipe_texture **texture)
{
struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe);
uint i;
assert(num <= PIPE_MAX_SAMPLERS);
/* Check for no-op */
if (num == llvmpipe->num_textures &&
!memcmp(llvmpipe->texture, texture, num * sizeof(struct pipe_texture *)))
return;
draw_flush(llvmpipe->draw);
for (i = 0; i < PIPE_MAX_SAMPLERS; i++) {
struct pipe_texture *tex = i < num ? texture[i] : NULL;
pipe_texture_reference(&llvmpipe->texture[i], tex);
lp_tile_cache_set_texture(llvmpipe->tex_cache[i], tex);
}
llvmpipe->num_textures = num;
llvmpipe->dirty |= LP_NEW_TEXTURE;
}
void
llvmpipe_delete_sampler_state(struct pipe_context *pipe,
void *sampler)
{
FREE( sampler );
}
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