src/mesa/pipe/softpipe/sp_state_blend.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
  35
  36 void softpipe_set_blend_state( struct pipe_context *pipe,
  37                              const struct pipe_blend_state *blend )
  38 {
  39    struct softpipe_context *softpipe = softpipe_context(pipe);
  40
  41    softpipe->blend = *blend;
  42
  43    softpipe->dirty |= SP_NEW_BLEND;
  44 }
  45
  46
  47 void softpipe_set_blend_color( struct pipe_context *pipe,
  48                              const struct pipe_blend_color *blend_color )
  49 {
  50    struct softpipe_context *softpipe = softpipe_context(pipe);
  51
  52    softpipe->blend_color = *blend_color;
  53
  54    softpipe->dirty |= SP_NEW_BLEND;
  55 }
  56
  57
  58 /** XXX move someday?  Or consolidate all these simple state setters
  59  * into one file.
  60  */
  61 void
  62 softpipe_set_depth_test_state(struct pipe_context *pipe,
  63                               const struct pipe_depth_state *depth)
  64 {
  65    struct softpipe_context *softpipe = softpipe_context(pipe);
  66
  67    softpipe->depth_test = *depth;
  68
  69    softpipe->dirty |= SP_NEW_DEPTH_TEST;
  70 }
  71
  72 void
  73 softpipe_set_alpha_test_state(struct pipe_context *pipe,
  74                               const struct pipe_alpha_test_state *alpha)
  75 {
  76    struct softpipe_context *softpipe = softpipe_context(pipe);
  77
  78    softpipe->alpha_test = *alpha;
  79
  80    softpipe->dirty |= SP_NEW_ALPHA_TEST;
  81 }
  82
  83 void
  84 softpipe_set_stencil_state(struct pipe_context *pipe,
  85                            const struct pipe_stencil_state *stencil)
  86 {
  87    struct softpipe_context *softpipe = softpipe_context(pipe);
  88
  89    softpipe->stencil = *stencil;
  90
  91    softpipe->dirty |= SP_NEW_STENCIL;
  92 }
  93