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path: root/src/mesa/pipe/softpipe/sp_state_fs.c
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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.
 * 
 **************************************************************************/

#include "sp_context.h"
#include "sp_state.h"

#include "pipe/p_defines.h"
#include "pipe/p_winsys.h"
#include "pipe/draw/draw_context.h"


void softpipe_set_fs_state( struct pipe_context *pipe,
                            const struct pipe_shader_state *fs )
{
   struct softpipe_context *softpipe = softpipe_context(pipe);

   memcpy(&softpipe->fs, fs, sizeof(*fs));

   softpipe->dirty |= SP_NEW_FS;
}


void softpipe_set_vs_state( struct pipe_context *pipe,
                            const struct pipe_shader_state *vs )
{
   struct softpipe_context *softpipe = softpipe_context(pipe);

   memcpy(&softpipe->vs, vs, sizeof(*vs));

   softpipe->dirty |= SP_NEW_VS;

   draw_set_vertex_shader(softpipe->draw, vs);
}


void softpipe_set_constant_buffer(struct pipe_context *pipe,
                                  uint shader, uint index,
                                  const struct pipe_constant_buffer *buf)
{
   struct softpipe_context *softpipe = softpipe_context(pipe);
   struct pipe_winsys *ws = pipe->winsys;

   assert(shader < PIPE_SHADER_TYPES);
   assert(index == 0);

   /* note: reference counting */
   ws->buffer_reference(ws,
                        &softpipe->constants[shader].buffer,
                        buf->buffer);
   softpipe->constants[shader].size = buf->size;

   softpipe->dirty |= SP_NEW_CONSTANTS;
}