2 Copyright (C) 1996-1997 Id Software, Inc.
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.
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.
13 See the GNU General Public License for more details.
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.
20 // disable data conversion warnings
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
33 #define strcasecmp stricmp
34 #define strncasecmp strnicmp
40 extern qboolean isG200;
41 extern qboolean isRagePro;
42 extern qboolean gl_mtexable;
43 extern qboolean gl_supportslockarrays;
45 extern void GL_BeginRendering (int *x, int *y, int *width, int *height);
46 extern void GL_EndRendering (void);
48 extern float gldepthmin, gldepthmax;
59 extern int glx, gly, glwidth, glheight;
61 // r_local.h -- private refresh defs
63 #define ALIAS_BASE_SIZE_RATIO (1.0 / 11.0)
64 // normalizing factor so player model works out to about
65 // 1 pixel per triangle
66 #define MAX_LBM_HEIGHT 480
68 #define BACKFACE_EPSILON 0.01
71 extern void R_TimeRefresh_f (void);
73 //====================================================
76 extern entity_t r_worldentity;
77 extern qboolean r_cache_thrash; // compatability
78 extern vec3_t modelorg, r_entorigin;
79 extern entity_t *currententity;
80 extern int r_framecount;
81 extern mplane_t frustum[4];
82 extern int c_brush_polys, c_alias_polys, c_light_polys, c_faces, c_nodes, c_leafs, c_models, c_bmodels, c_sprites, c_particles, c_dlights;
91 extern vec3_t r_origin;
96 extern refdef_t r_refdef;
97 extern mleaf_t *r_viewleaf, *r_oldviewleaf;
98 extern unsigned short d_lightstylevalue[256]; // 8.8 fraction of base light value
100 extern qboolean envmap;
102 extern int skytexturenum; // index in cl.loadmodel, not gl texture object
104 extern cvar_t r_drawentities;
105 extern cvar_t r_drawviewmodel;
106 extern cvar_t r_speeds;
107 extern cvar_t r_fullbright;
108 extern cvar_t r_wateralpha;
109 extern cvar_t r_dynamic;
110 extern cvar_t r_waterripple;
112 extern float r_world_matrix[16];
114 extern const char *gl_vendor;
115 extern const char *gl_renderer;
116 extern const char *gl_version;
117 extern const char *gl_extensions;
120 #define TEXTURE0_SGIS 0x835E
121 #define TEXTURE1_SGIS 0x835F
124 #define APIENTRY /* */
127 // LordHavoc: ARB multitexure support
128 extern int gl_mtex_enum;
130 // for platforms (wgl) that do not use GLAPIENTRY
132 #define GLAPIENTRY APIENTRY
136 extern void (GLAPIENTRY *qglMTexCoord2f) (GLenum, GLfloat, GLfloat);
137 extern void (GLAPIENTRY *qglSelectTexture) (GLenum);
138 extern void (GLAPIENTRY *qglLockArraysEXT) (GLint first, GLint count);
139 extern void (GLAPIENTRY *qglUnlockArraysEXT) (void);
142 #ifndef GL_ACTIVE_TEXTURE_ARB
144 #define GL_ACTIVE_TEXTURE_ARB 0x84E0
145 #define GL_CLIENT_ACTIVE_TEXTURE_ARB 0x84E1
146 #define GL_MAX_TEXTURES_UNITS_ARB 0x84E2
147 #define GL_TEXTURE0_ARB 0x84C0
148 #define GL_TEXTURE1_ARB 0x84C1
149 #define GL_TEXTURE2_ARB 0x84C2
150 #define GL_TEXTURE3_ARB 0x84C3
151 // LordHavoc: ARB supports 32+ texture units, but hey I only use 2 anyway...
157 //extern void (GLAPIENTRY *glColorTableEXT)(int, int, int, int, int, const void*);
162 // LordHavoc: vertex transform
163 #include "transform.h"
165 // LordHavoc: transparent polygon system
168 #define gl_solid_format 3
169 #define gl_alpha_format 4
173 // LordHavoc: was a major time waster
174 #define R_CullBox(mins,maxs) (frustum[0].BoxOnPlaneSideFunc(mins, maxs, &frustum[0]) == 2 || frustum[1].BoxOnPlaneSideFunc(mins, maxs, &frustum[1]) == 2 || frustum[2].BoxOnPlaneSideFunc(mins, maxs, &frustum[2]) == 2 || frustum[3].BoxOnPlaneSideFunc(mins, maxs, &frustum[3]) == 2)
175 #define R_NotCulledBox(mins,maxs) (frustum[0].BoxOnPlaneSideFunc(mins, maxs, &frustum[0]) != 2 && frustum[1].BoxOnPlaneSideFunc(mins, maxs, &frustum[1]) != 2 && frustum[2].BoxOnPlaneSideFunc(mins, maxs, &frustum[2]) != 2 && frustum[3].BoxOnPlaneSideFunc(mins, maxs, &frustum[3]) != 2)
177 extern qboolean fogenabled;
178 extern vec3_t fogcolor;
179 extern vec_t fogdensity;
180 //#define calcfog(v) (exp(-(fogdensity*fogdensity*(((v)[0] - r_origin[0]) * vpn[0] + ((v)[1] - r_origin[1]) * vpn[1] + ((v)[2] - r_origin[2]) * vpn[2])*(((v)[0] - r_origin[0]) * vpn[0] + ((v)[1] - r_origin[1]) * vpn[1] + ((v)[2] - r_origin[2]) * vpn[2]))))
181 #define calcfog(v) (exp(-(fogdensity*fogdensity*(((v)[0] - r_origin[0])*((v)[0] - r_origin[0])+((v)[1] - r_origin[1])*((v)[1] - r_origin[1])+((v)[2] - r_origin[2])*((v)[2] - r_origin[2])))))
182 #define calcfogbyte(v) ((byte) (bound(0, ((int) ((float) (calcfog((v)) * 255.0f))), 255)))
184 #include "r_modules.h"
186 extern qboolean lighthalf;
188 #include "r_lerpanim.h"
190 void GL_LockArray(int first, int count);
191 void GL_UnlockArray();
193 void R_DrawAliasModel (entity_t *ent, int cull, float alpha, model_t *clmodel, frameblend_t *blend, int skin, vec3_t org, vec3_t angles, vec_t scale, int effects, int flags, int colormap);
195 extern cvar_t r_render;
196 extern cvar_t r_upload;