rewrote RecursiveHullCheck, no longer gets stuck on angle changes, and is generally...
[divverent/darkplaces.git] / glquake.h
1 /*
2 Copyright (C) 1996-1997 Id Software, Inc.
3
4 This program is free software; you can redistribute it and/or
5 modify it under the terms of the GNU General Public License
6 as published by the Free Software Foundation; either version 2
7 of the License, or (at your option) any later version.
8
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
12
13 See the GNU General Public License for more details.
14
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
18
19 */
20 // disable data conversion warnings
21
22 #ifdef _MSC_VER
23 //#pragma warning(disable : 4244)     // MIPS
24 //#pragma warning(disable : 4136)     // X86
25 //#pragma warning(disable : 4051)     // ALPHA
26 #pragma warning(disable : 4244)     // LordHavoc: MSVC++ 4 x86, double/float
27 #pragma warning(disable : 4305)         // LordHavoc: MSVC++ 6 x86, double/float
28 #pragma warning(disable : 4018)         // LordHavoc: MSVC++ 4 x86, signed/unsigned mismatch
29 #endif
30
31 #ifdef _WIN32
32 #include <windows.h>
33 #define strcasecmp stricmp
34 #define strncasecmp strnicmp
35 #endif
36
37 #include <GL/gl.h>
38 //#include <GL/glu.h>
39
40 extern qboolean isG200;
41 extern qboolean isRagePro;
42
43 extern void GL_BeginRendering (int *x, int *y, int *width, int *height);
44 extern void GL_EndRendering (void);
45
46 extern  float   gldepthmin, gldepthmax;
47
48 typedef struct
49 {
50         float   x, y, z;
51         float   s, t;
52         float   r, g, b;
53 } glvert_t;
54
55 extern glvert_t glv;
56
57 //====================================================
58
59 extern  const char *gl_vendor;
60 extern  const char *gl_renderer;
61 extern  const char *gl_version;
62 extern  const char *gl_extensions;
63
64 #ifndef _WIN32
65 #define APIENTRY /* */
66 #endif
67
68 // for platforms (wgl) that do not use GLAPIENTRY
69 #ifndef GLAPIENTRY
70 #define GLAPIENTRY APIENTRY
71 #endif
72
73 // GL_ARB_multitexture
74 extern int gl_mtexable;
75 extern void (GLAPIENTRY *qglMultiTexCoord2f) (GLenum, GLfloat, GLfloat);
76 extern void (GLAPIENTRY *qglActiveTexture) (GLenum);
77 extern void (GLAPIENTRY *qglClientActiveTexture) (GLenum);
78 #ifndef GL_ACTIVE_TEXTURE_ARB
79 #define GL_ACTIVE_TEXTURE_ARB                   0x84E0
80 #define GL_CLIENT_ACTIVE_TEXTURE_ARB    0x84E1
81 #define GL_MAX_TEXTURES_UNITS_ARB               0x84E2
82 #define GL_TEXTURE0_ARB                                 0x84C0
83 #define GL_TEXTURE1_ARB                                 0x84C1
84 #define GL_TEXTURE2_ARB                                 0x84C2
85 #define GL_TEXTURE3_ARB                                 0x84C3
86 #define GL_TEXTURE4_ARB                                 0x84C4
87 #define GL_TEXTURE5_ARB                                 0x84C5
88 #define GL_TEXTURE6_ARB                                 0x84C6
89 #define GL_TEXTURE7_ARB                                 0x84C7
90 #define GL_TEXTURE8_ARB                                 0x84C8
91 #define GL_TEXTURE9_ARB                                 0x84C9
92 #define GL_TEXTURE10_ARB                                0x84CA
93 #define GL_TEXTURE11_ARB                                0x84CB
94 #define GL_TEXTURE12_ARB                                0x84CC
95 #define GL_TEXTURE13_ARB                                0x84CD
96 #define GL_TEXTURE14_ARB                                0x84CE
97 #define GL_TEXTURE15_ARB                                0x84CF
98 #define GL_TEXTURE16_ARB                                0x84D0
99 #define GL_TEXTURE17_ARB                                0x84D1
100 #define GL_TEXTURE18_ARB                                0x84D2
101 #define GL_TEXTURE19_ARB                                0x84D3
102 #define GL_TEXTURE20_ARB                                0x84D4
103 #define GL_TEXTURE21_ARB                                0x84D5
104 #define GL_TEXTURE22_ARB                                0x84D6
105 #define GL_TEXTURE23_ARB                                0x84D7
106 #define GL_TEXTURE24_ARB                                0x84D8
107 #define GL_TEXTURE25_ARB                                0x84D9
108 #define GL_TEXTURE26_ARB                                0x84DA
109 #define GL_TEXTURE27_ARB                                0x84DB
110 #define GL_TEXTURE28_ARB                                0x84DC
111 #define GL_TEXTURE29_ARB                                0x84DD
112 #define GL_TEXTURE30_ARB                                0x84DE
113 #define GL_TEXTURE31_ARB                                0x84DF
114 #endif
115
116 // GL_EXT_compiled_vertex_array
117 extern int gl_supportslockarrays;
118 extern void (GLAPIENTRY *qglLockArraysEXT) (GLint first, GLint count);
119 extern void (GLAPIENTRY *qglUnlockArraysEXT) (void);
120
121 // GL_ARB_texture_env_combine
122 extern int gl_combine_extension;
123 #ifndef GL_COMBINE_ARB
124 #define GL_COMBINE_ARB                                  0x8570
125 #define GL_COMBINE_RGB_ARB                              0x8571
126 #define GL_COMBINE_ALPHA_ARB                    0x8572
127 #define GL_SOURCE0_RGB_ARB                              0x8580
128 #define GL_SOURCE1_RGB_ARB                              0x8581
129 #define GL_SOURCE2_RGB_ARB                              0x8582
130 #define GL_SOURCE0_ALPHA_ARB                    0x8588
131 #define GL_SOURCE1_ALPHA_ARB                    0x8589
132 #define GL_SOURCE2_ALPHA_ARB                    0x858A
133 #define GL_OPERAND0_RGB_ARB                             0x8590
134 #define GL_OPERAND1_RGB_ARB                             0x8591
135 #define GL_OPERAND2_RGB_ARB                             0x8592
136 #define GL_OPERAND0_ALPHA_ARB                   0x8598
137 #define GL_OPERAND1_ALPHA_ARB                   0x8599
138 #define GL_OPERAND2_ALPHA_ARB                   0x859A
139 #define GL_RGB_SCALE_ARB                                0x8573
140 #define GL_ADD_SIGNED_ARB                               0x8574
141 #define GL_INTERPOLATE_ARB                              0x8575
142 #define GL_SUBTRACT_ARB                                 0x84E7
143 #define GL_CONSTANT_ARB                                 0x8576
144 #define GL_PRIMARY_COLOR_ARB                    0x8577
145 #define GL_PREVIOUS_ARB                                 0x8578
146 #endif
147
148 extern cvar_t gl_combine;
149
150 #ifdef WIN32
151 #else
152 //#ifndef MESA
153 //extern void (GLAPIENTRY *glColorTableEXT)(int, int, int, int, int, const void*);
154 //#endif
155
156 #endif