src/mesa/tnl/tnl.h

   1
   2 /*
   3  * Mesa 3-D graphics library
   4  * Version:  3.5
   5  *
   6  * Copyright (C) 1999-2001  Brian Paul   All Rights Reserved.
   7  *
   8  * Permission is hereby granted, free of charge, to any person obtaining a
   9  * copy of this software and associated documentation files (the "Software"),
  10  * to deal in the Software without restriction, including without limitation
  11  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  12  * and/or sell copies of the Software, and to permit persons to whom the
  13  * Software is furnished to do so, subject to the following conditions:
  14  *
  15  * The above copyright notice and this permission notice shall be included
  16  * in all copies or substantial portions 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 MERCHANTABILITY,
  20  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  21  * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  22  * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  23  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  24  *
  25  * Authors:
  26  *    Keith Whitwell <keith@tungstengraphics.com>
  27  */
  28
  29 #ifndef _TNL_H
  30 #define _TNL_H
  31
  32 #include "mtypes.h"
  33
  34
  35
  36 /* These are the public-access functions exported from tnl.  (A few
  37  * more are currently hooked into dispatch directly by the module
  38  * itself.)
  39  */
  40 extern GLboolean
  41 _tnl_CreateContext( GLcontext *ctx );
  42
  43 extern void
  44 _tnl_DestroyContext( GLcontext *ctx );
  45
  46 extern void
  47 _tnl_InvalidateState( GLcontext *ctx, GLuint new_state );
  48
  49 /* Functions to revive the tnl module after being unhooked from
  50  * dispatch and/or driver callbacks.
  51  */
  52
  53 /* Restore just the ctx->Exec table:
  54  */
  55 extern void
  56 _tnl_wakeup_exec( GLcontext *ctx );
  57
  58 /* Restore both ctx->Exec and ctx->Save:
  59  */
  60 extern void
  61 _tnl_wakeup_save_exec( GLcontext *ctx );
  62
  63 /* Driver configuration options:
  64  */
  65 extern void
  66 _tnl_need_projected_coords( GLcontext *ctx, GLboolean flag );
  67
  68 extern void
  69 _tnl_need_dlist_loopback( GLcontext *ctx, GLboolean flag );
  70
  71 extern void
  72 _tnl_need_dlist_norm_lengths( GLcontext *ctx, GLboolean flag );
  73
  74 extern void
  75 _tnl_isolate_materials( GLcontext *ctx, GLboolean flag );
  76
  77
  78 /* Control whether T&L does per-vertex fog
  79  */
  80 extern void
  81 _tnl_allow_vertex_fog( GLcontext *ctx, GLboolean value );
  82
  83 extern void
  84 _tnl_allow_pixel_fog( GLcontext *ctx, GLboolean value );
  85
  86
  87 #endif