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 // models.c -- model loading and caching
22 // models are the only shared resource between a client and server running
23 // on the same machine.
28 char loadname[32]; // for hunk tags
30 extern void Mod_LoadSpriteModel (model_t *mod, void *buffer);
31 extern void Mod_LoadBrushModel (model_t *mod, void *buffer);
32 extern void Mod_LoadAliasModel (model_t *mod, void *buffer);
33 extern void Mod_LoadQ2AliasModel (model_t *mod, void *buffer);
34 extern void Mod_LoadZymoticModel (model_t *mod, void *buffer);
35 model_t *Mod_LoadModel (model_t *mod, qboolean crash);
37 // LordHavoc: increased from 512 to 2048
38 #define MAX_MOD_KNOWN 2048
39 model_t mod_known[MAX_MOD_KNOWN];
42 extern void Mod_BrushInit();
43 extern void Mod_AliasInit();
44 extern void Mod_SpriteInit();
62 Caches the data if needed
65 void *Mod_Extradata (model_t *mod)
69 r = Cache_Check (&mod->cache);
73 Mod_LoadModel (mod, true);
76 Host_Error ("Mod_Extradata: caching failed");
77 return mod->cache.data;
85 void Mod_ClearAll (void)
90 for (i=0 , mod=mod_known ; i<mod_numknown ; i++, mod++)
101 model_t *Mod_FindName (char *name)
107 Host_Error ("Mod_ForName: NULL name");
110 // search the currently loaded models
112 for (i=0 , mod=mod_known ; i<mod_numknown ; i++, mod++)
113 if (!strcmp (mod->name, name) )
116 if (i == mod_numknown)
118 if (mod_numknown == MAX_MOD_KNOWN)
119 Host_Error ("mod_numknown == MAX_MOD_KNOWN");
120 strcpy (mod->name, name);
121 mod->needload = true;
134 void Mod_TouchModel (char *name)
138 mod = Mod_FindName (name);
142 Cache_Check (&mod->cache);
149 Loads a model into the cache
152 model_t *Mod_LoadModel (model_t *mod, qboolean crash)
161 d = Cache_Check (&mod->cache);
166 return mod; // not cached at all
169 Con_DPrintf("loading model %s\n", mod->name);
172 buf = (unsigned *)COM_LoadMallocFile (mod->name, false);
176 Host_Error ("Mod_NumForName: %s not found", mod->name); // LordHavoc: Sys_Error was *ANNOYING*
180 // allocate a new model
181 // COM_FileBase (mod->name, loadname);
182 strcpy(loadname, mod->name);
186 // call the apropriate loader
187 mod->needload = false;
189 switch (LittleLong(*(unsigned *)buf))
192 Mod_LoadAliasModel (mod, buf);
195 case MD2IDALIASHEADER: // LordHavoc: added Quake2 model support
196 Mod_LoadQ2AliasModel (mod, buf);
199 case (('O'<<24)+('M'<<16)+('Y'<<8)+'Z'):
200 Mod_LoadZymoticModel(mod, buf);
204 Mod_LoadSpriteModel (mod, buf);
208 Mod_LoadBrushModel (mod, buf);
220 Loads in a model for the given name
223 model_t *Mod_ForName (char *name, qboolean crash)
227 mod = Mod_FindName (name);
229 return Mod_LoadModel (mod, crash);
239 float RadiusFromBounds (vec3_t mins, vec3_t maxs)
244 for (i=0 ; i<3 ; i++)
245 corner[i] = fabs(mins[i]) > fabs(maxs[i]) ? fabs(mins[i]) : fabs(maxs[i]);
247 return Length (corner);
250 //=============================================================================
257 void Mod_Print (void)
262 Con_Printf ("Cached models:\n");
263 for (i=0, mod=mod_known ; i < mod_numknown ; i++, mod++)
265 Con_Printf ("%4iK : %8p : %s\n", (mod->cachesize + 1023) / 1024, mod->cache.data, mod->name);