src/mesa/tnl/tnl.h

   1 /*
   2  * Mesa 3-D graphics library
   3  * Version:  7.1
   4  *
   5  * Copyright (C) 1999-2007  Brian Paul   All Rights Reserved.
   6  *
   7  * Permission is hereby granted, free of charge, to any person obtaining a
   8  * copy of this software and associated documentation files (the "Software"),
   9  * to deal in the Software without restriction, including without limitation
  10  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  11  * and/or sell copies of the Software, and to permit persons to whom the
  12  * Software is furnished to do so, subject to the following conditions:
  13  *
  14  * The above copyright notice and this permission notice shall be included
  15  * in all copies or substantial portions of the Software.
  16  *
  17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  18  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  20  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
  21  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  22  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  23  * 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 "main/glheader.h"
  33
  34 struct gl_client_array;
  35 struct gl_context;
  36 struct gl_program;
  37
  38
  39 /* These are the public-access functions exported from tnl.  (A few
  40  * more are currently hooked into dispatch directly by the module
  41  * itself.)
  42  */
  43 extern GLboolean
  44 _tnl_CreateContext( struct gl_context *ctx );
  45
  46 extern void
  47 _tnl_DestroyContext( struct gl_context *ctx );
  48
  49 extern void
  50 _tnl_InvalidateState( struct gl_context *ctx, GLuint new_state );
  51
  52 /* Functions to revive the tnl module after being unhooked from
  53  * dispatch and/or driver callbacks.
  54  */
  55
  56 extern void
  57 _tnl_wakeup( struct gl_context *ctx );
  58
  59 /* Driver configuration options:
  60  */
  61 extern void
  62 _tnl_need_projected_coords( struct gl_context *ctx, GLboolean flag );
  63
  64
  65 /* Control whether T&L does per-vertex fog
  66  */
  67 extern void
  68 _tnl_allow_vertex_fog( struct gl_context *ctx, GLboolean value );
  69
  70 extern void
  71 _tnl_allow_pixel_fog( struct gl_context *ctx, GLboolean value );
  72
  73 extern GLboolean
  74 _tnl_program_string(struct gl_context *ctx, GLenum target, struct gl_program *program);
  75
  76 struct _mesa_prim;
  77 struct _mesa_index_buffer;
  78
  79 void
  80 _tnl_draw_prims( struct gl_context *ctx,
  81                  const struct gl_client_array *arrays[],
  82                  const struct _mesa_prim *prim,
  83                  GLuint nr_prims,
  84                  const struct _mesa_index_buffer *ib,
  85                  GLuint min_index,
  86                  GLuint max_index);
  87
  88 void
  89 _tnl_vbo_draw_prims( struct gl_context *ctx,
  90                      const struct _mesa_prim *prim,
  91                      GLuint nr_prims,
  92                      const struct _mesa_index_buffer *ib,
  93                      GLboolean index_bounds_valid,
  94                      GLuint min_index,
  95                      GLuint max_index,
  96                      struct gl_transform_feedback_object *tfb_vertcount );
  97
  98 extern void
  99 _tnl_RasterPos(struct gl_context *ctx, const GLfloat vObj[4]);
 100
 101 extern void
 102 _tnl_validate_shine_tables( struct gl_context *ctx );
 103
 104 #endif