1/*
2 * Mesa 3-D graphics library
3 *
4 * Copyright (C) 1999-2007  Brian Paul   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 "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included
14 * in all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
17 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
23 *
24 * Authors:
25 *    Keith Whitwell <keithw@vmware.com>
26 */
27
28#ifndef _TNL_H
29#define _TNL_H
30
31#include "main/glheader.h"
32
33struct gl_vertex_array;
34struct gl_context;
35struct gl_program;
36
37
38/* These are the public-access functions exported from tnl.  (A few
39 * more are currently hooked into dispatch directly by the module
40 * itself.)
41 */
42extern GLboolean
43_tnl_CreateContext( struct gl_context *ctx );
44
45extern void
46_tnl_DestroyContext( struct gl_context *ctx );
47
48extern void
49_tnl_InvalidateState( struct gl_context *ctx, GLuint new_state );
50
51/* Functions to revive the tnl module after being unhooked from
52 * dispatch and/or driver callbacks.
53 */
54
55extern void
56_tnl_wakeup( struct gl_context *ctx );
57
58/* Driver configuration options:
59 */
60extern void
61_tnl_need_projected_coords( struct gl_context *ctx, GLboolean flag );
62
63
64/* Control whether T&L does per-vertex fog
65 */
66extern void
67_tnl_allow_vertex_fog( struct gl_context *ctx, GLboolean value );
68
69extern void
70_tnl_allow_pixel_fog( struct gl_context *ctx, GLboolean value );
71
72extern GLboolean
73_tnl_program_string(struct gl_context *ctx, GLenum target, struct gl_program *program);
74
75struct _mesa_prim;
76struct _mesa_index_buffer;
77
78void
79_tnl_draw_prims(struct gl_context *ctx,
80		     const struct _mesa_prim *prim,
81		     GLuint nr_prims,
82		     const struct _mesa_index_buffer *ib,
83		     GLboolean index_bounds_valid,
84		     GLuint min_index,
85		     GLuint max_index,
86		     struct gl_transform_feedback_object *tfb_vertcount,
87                     unsigned stream,
88		     struct gl_buffer_object *indirect );
89
90extern void
91_tnl_RasterPos(struct gl_context *ctx, const GLfloat vObj[4]);
92
93extern void
94_tnl_validate_shine_tables( struct gl_context *ctx );
95
96#endif
97