src/mesa/pipe/softpipe/sp_state_surface.c

   1 /**************************************************************************
   2  *
   3  * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
   4  * All Rights Reserved.
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a
   7  * copy of this software and associated documentation files (the
   8  * "Software"), to deal in the Software without restriction, including
   9  * without limitation the rights to use, copy, modify, merge, publish,
  10  * distribute, sub license, and/or sell copies of the Software, and to
  11  * permit persons to whom the Software is furnished to do so, subject to
  12  * the following conditions:
  13  *
  14  * The above copyright notice and this permission notice (including the
  15  * next paragraph) shall be included in all copies or substantial portions
  16  * of the Software.
  17  *
  18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  19  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  21  * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
  22  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  23  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  24  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  25  *
  26  **************************************************************************/
  27
  28 /* Authors:  Keith Whitwell <keith@tungstengraphics.com>
  29  */
  30 #include "imports.h"
  31
  32 #include "sp_context.h"
  33 #include "sp_state.h"
  34 #include "sp_surface.h"
  35
  36
  37 /* This is all a total hack.
  38  */
  39 void softpipe_set_cbuf_state( struct pipe_context *pipe,
  40                              const struct pipe_surface *surface )
  41 {
  42    struct softpipe_context *softpipe = softpipe_context(pipe);
  43
  44    if (softpipe->cbuf_surface == NULL) {
  45       softpipe->cbuf_surface = CALLOC_STRUCT(softpipe_surface);
  46       softpipe->cbuf_surface->type = &gs_rgba8;
  47    }
  48
  49    softpipe->cbuf_surface->surface = *surface;
  50    softpipe->dirty |= G_NEW_CBUF;
  51 }
  52
  53
  54 /*
  55  * XXX this might get moved someday
  56  */
  57 void softpipe_set_framebuffer_state( struct pipe_context *pipe,
  58                                      const struct pipe_framebuffer_state *fb )
  59 {
  60    struct softpipe_context *softpipe = softpipe_context(pipe);
  61
  62    softpipe->framebuffer = *fb; /* struct copy */
  63
  64    softpipe->dirty |= G_NEW_FRAMEBUFFER;
  65 }
  66
  67