src/mesa/state_tracker/st_atom_fixedfunction.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
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  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:
  29   *   Keith Whitwell <keith@tungstengraphics.com>
  30   *   Brian Paul
  31   */
  32
  33 #include "tnl/t_vp_build.h"
  34
  35 #include "pipe/p_context.h"
  36 #include "pipe/p_defines.h"
  37
  38 #include "st_context.h"
  39 #include "st_atom.h"
  40
  41
  42 #define TGSI_DEBUG 0
  43
  44
  45 /**
  46  * When TnL state has changed, need to generate new vertex program.
  47  * This should be done before updating the vertes shader (vs) state.
  48  */
  49 static void update_tnl( struct st_context *st )
  50 {
  51    /* Would be good to avoid this when shaders are active:
  52     */
  53    _tnl_UpdateFixedFunctionProgram( st->ctx );
  54 }
  55
  56
  57 const struct st_tracked_state st_update_tnl = {
  58    .name = "st_update_tnl",
  59    .dirty = {
  60       .mesa  = TNL_FIXED_FUNCTION_STATE_FLAGS,
  61       .st   = 0
  62    },
  63    .update = update_tnl
  64 };
  65
  66