1
2/*
3 * Mesa 3-D graphics library
4 * Version:  4.0.3
5 *
6 * Copyright (C) 1999-2002  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
29typedef struct {
30   GLfloat x, y, z, w;
31} TAG(_coord_t);
32
33#ifdef COLOR_IS_RGBA
34typedef struct {
35#if defined(BYTE_ORDER) && defined(BIG_ENDIAN) && BYTE_ORDER == BIG_ENDIAN
36   GLubyte alpha, blue, green, red;
37#else
38   GLubyte red, green, blue, alpha;
39#endif
40} TAG(_color_t);
41#else
42typedef struct {
43#if defined(BYTE_ORDER) && defined(BIG_ENDIAN) && BYTE_ORDER == BIG_ENDIAN
44   GLubyte alpha, red, green, blue;
45#else
46   GLubyte blue, green, red, alpha;
47#endif
48} TAG(_color_t);
49#endif
50
51typedef union {
52   struct {
53      GLfloat x, y, z, w;
54      TAG(_color_t) color;
55      TAG(_color_t) specular;
56      GLfloat u0, v0;
57      GLfloat u1, v1;
58      GLfloat u2, v2;
59      GLfloat u3, v3;
60   } v;
61   struct {
62      GLfloat x, y, z, w;
63      TAG(_color_t) color;
64      TAG(_color_t) specular;
65      GLfloat u0, v0, q0;
66      GLfloat u1, v1, q1;
67      GLfloat u2, v2, q2;
68      GLfloat u3, v3, q3;
69   } pv;
70   struct {
71      GLfloat x, y, z;
72      TAG(_color_t) color;
73   } tv;
74   GLfloat f[24];
75   GLuint  ui[24];
76   GLubyte ub4[24][4];
77} TAG(Vertex), *TAG(VertexPtr);
78
79