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fteqw/engine/gl/gl_model.c

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/*
Copyright (C) 1996-1997 Id Software, Inc.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
// models.c -- model loading and caching
// models are the only shared resource between a client and server running
// on the same machine.
#include "quakedef.h"
#if 1//ndef SERVERONLY //FIXME
#include "glquake.h"
#include "com_mesh.h"
extern cvar_t r_shadow_bumpscale_basetexture;
extern cvar_t r_replacemodels;
extern cvar_t gl_lightmap_average;
#ifdef SERVERONLY
cvar_t gl_overbright, gl_specular, gl_load24bit, r_replacemodels, gl_miptexLevel, r_fb_bmodels; //all of these can/should default to 0
cvar_t r_noframegrouplerp = CVARF ("r_noframegrouplerp", "0", CVAR_ARCHIVE);
cvar_t dpcompat_psa_ungroup = CVAR ("dpcompat_psa_ungroup", "0");
texture_t r_notexture_mip_real;
texture_t *r_notexture_mip = &r_notexture_mip_real;
#endif
qboolean isnotmap = true; //used to not warp ammo models.
model_t *loadmodel;
char loadname[32]; // for hunk tags
void CM_Init(void);
void CM_Shutdown(void);
qboolean QDECL Mod_LoadSpriteModel (model_t *mod, void *buffer, size_t fsize);
qboolean QDECL Mod_LoadSprite2Model (model_t *mod, void *buffer, size_t fsize);
qboolean QDECL Mod_LoadBrushModel (model_t *mod, void *buffer, size_t fsize);
#ifdef Q2BSPS
qboolean QDECL Mod_LoadQ2BrushModel (model_t *mod, void *buffer, size_t fsize);
#endif
model_t *Mod_LoadModel (model_t *mod, enum mlverbosity_e verbose);
#ifdef MAP_DOOM
qboolean Mod_LoadDoomLevel(model_t *mod);
#endif
#ifdef DSPMODELS
void Mod_LoadDoomSprite (model_t *mod);
#endif
#define MAX_MOD_KNOWN 8192
model_t mod_known[MAX_MOD_KNOWN];
int mod_numknown;
extern cvar_t r_loadlits;
#ifdef SPECULAR
extern cvar_t gl_specular;
#endif
extern cvar_t r_fb_bmodels;
mesh_t nullmesh;
void Mod_SortShaders(void);
#ifdef RUNTIMELIGHTING
model_t *lightmodel;
int numlightdata;
qboolean writelitfile;
long relitsurface;
void Mod_UpdateLightmap(int snum)
{
msurface_t *s;
if (lightmodel)
{
// int i;
// for (s = lightmodel->surfaces,i=0; i < lightmodel->numsurfaces; i++,s++)
// s->cached_dlight = -1;
if (snum < lightmodel->numsurfaces)
{
s = lightmodel->surfaces + snum;
s->cached_dlight = -1;
}
else
Con_Printf("lit non-existant surface\n");
}
}
#endif
#ifndef SERVERONLY
static void Mod_MemList_f(void)
{
int m;
model_t *mod;
int total = 0;
for (m=0 , mod=mod_known ; m<mod_numknown ; m++, mod++)
{
if (mod->memgroup.bytes)
Con_Printf("%s: %i bytes\n", mod->name, mod->memgroup.bytes);
total += mod->memgroup.bytes;
}
Con_Printf("Total: %i bytes\n", total);
}
static void Mod_BatchList_f(void)
{
int m, i;
model_t *mod;
batch_t *batch;
unsigned int count;
for (m=0 , mod=mod_known ; m<mod_numknown ; m++, mod++)
{
if (mod->type == mod_brush && !mod->needload)
{
Con_Printf("%s:\n", mod->name);
count = 0;
for (i = 0; i < SHADER_SORT_COUNT; i++)
{
for (batch = mod->batches[i]; batch; batch = batch->next)
{
#if MAXRLIGHTMAPS > 1
if (batch->lightmap[3] >= 0)
Con_Printf("%s lm=(%i:%i %i:%i %i:%i %i:%i) surfs=%u\n", batch->texture->shader->name, batch->lightmap[0], batch->lmlightstyle[0], batch->lightmap[1], batch->lmlightstyle[1], batch->lightmap[2], batch->lmlightstyle[2], batch->lightmap[3], batch->lmlightstyle[3], batch->maxmeshes);
else if (batch->lightmap[2] >= 0)
Con_Printf("%s lm=(%i:%i %i:%i %i:%i) surfs=%u\n", batch->texture->shader->name, batch->lightmap[0], batch->lmlightstyle[0], batch->lightmap[1], batch->lmlightstyle[1], batch->lightmap[2], batch->lmlightstyle[2], batch->maxmeshes);
else if (batch->lightmap[1] >= 0)
Con_Printf("%s lm=(%i:%i %i:%i) surfs=%u\n", batch->texture->shader->name, batch->lightmap[0], batch->lmlightstyle[0], batch->lightmap[1], batch->lmlightstyle[1], batch->maxmeshes);
else
#endif
if (batch->lmlightstyle[0] != 255)
Con_Printf("%s lm=(%i:%i) surfs=%u\n", batch->texture->shader->name, batch->lightmap[0], batch->lmlightstyle[0], batch->maxmeshes);
else
Con_Printf("%s lm=%i surfs=%u\n", batch->texture->shader->name, batch->lightmap[0], batch->maxmeshes);
count++;
}
}
Con_Printf("%u\n", count);
}
}
}
static void Mod_TextureList_f(void)
{
int m, i;
texture_t *tx;
model_t *mod;
qboolean shownmodelname = false;
int count = 0;
for (m=0 , mod=mod_known ; m<mod_numknown ; m++, mod++)
{
if (shownmodelname)
Con_Printf("%u\n", count);
shownmodelname = false;
if (mod->type == mod_brush && !mod->needload)
{
if (*mod->name == '*')
continue;// inlines don't count
if (shownmodelname)
Con_Printf("%u\n", count);
count = 0;
shownmodelname = false;
for (i = 0; i < mod->numtextures; i++)
{
tx = mod->textures[i];
if (!tx)
continue; //happens on e1m2
if (!shownmodelname)
{
shownmodelname = true;
Con_Printf("%s\n", mod->name);
count = 0;
}
Con_Printf("%s\n", tx->name);
count++;
}
}
}
if (shownmodelname)
Con_Printf("%u\n", count);
}
static void Mod_BlockTextureColour_f (void)
{
char texname[64];
model_t *mod;
texture_t *tx;
shader_t *s;
char *match = Cmd_Argv(1);
int i, m;
unsigned int colour[8*8];
unsigned int rgba;
((char *)&rgba)[0] = atoi(Cmd_Argv(2));
((char *)&rgba)[1] = atoi(Cmd_Argv(3));
((char *)&rgba)[2] = atoi(Cmd_Argv(4));
((char *)&rgba)[3] = 255;
sprintf(texname, "8*8_%i_%i_%i", (int)((char *)&rgba)[0], (int)((char *)&rgba)[1], (int)((char *)&rgba)[2]);
s = R_RegisterCustom(Cmd_Argv(2), SUF_LIGHTMAP, NULL, NULL);
if (!s)
{
s = R_RegisterCustom (texname, SUF_LIGHTMAP, Shader_DefaultBSPQ1, NULL);
}
for (i = 0; i < sizeof(colour)/sizeof(colour[0]); i++)
colour[i] = rgba;
for (m=0 , mod=mod_known ; m<mod_numknown ; m++, mod++)
{
if (mod->type == mod_brush && !mod->needload)
{
for (i = 0; i < mod->numtextures; i++)
{
tx = mod->textures[i];
if (!tx)
continue; //happens on e1m2
if (!stricmp(tx->name, match))
{
tx->shader = s;
}
}
}
}
}
#endif
#if defined(RUNTIMELIGHTING) && defined(MULTITHREAD)
void *relightthread[8];
unsigned int relightthreads;
volatile qboolean wantrelight;
int RelightThread(void *arg)
{
int surf;
while (wantrelight)
{
#ifdef _WIN32
surf = InterlockedIncrement(&relitsurface);
#elif defined(__GNUC__)
surf = __sync_add_and_fetch(&relitsurface, 1);
#else
surf = relitsurface++;
#endif
if (surf >= lightmodel->numsurfaces)
break;
LightFace(surf);
lightmodel->surfaces[surf].cached_dlight = -1;
}
return 0;
}
#endif
void Mod_Think (void)
{
#ifdef RUNTIMELIGHTING
if (lightmodel)
{
#ifdef MULTITHREAD
if (!relightthreads)
{
int i;
#if defined(_WIN32) && !defined(WINRT)
HANDLE me = GetCurrentProcess();
DWORD_PTR proc, sys;
/*count cpus*/
GetProcessAffinityMask(me, &proc, &sys);
relightthreads = 0;
for (i = 0; i < sizeof(proc)*8; i++)
if (proc & ((size_t)1u<<i))
relightthreads++;
/*subtract 1*/
if (relightthreads <= 1)
relightthreads = 1;
else
relightthreads--;
#elif defined(__GNUC__)
relightthreads = 2; //erm, lets hope...
#else
/*can't do atomics*/
relightthreads = 1;
#endif
if (relightthreads > sizeof(relightthread)/sizeof(relightthread[0]))
relightthreads = sizeof(relightthread)/sizeof(relightthread[0]);
wantrelight = true;
for (i = 0; i < relightthreads; i++)
relightthread[i] = Sys_CreateThread("relight", RelightThread, lightmodel, THREADP_NORMAL, 0);
}
if (relitsurface < lightmodel->numsurfaces)
{
return;
}
#else
LightFace(relitsurface);
Mod_UpdateLightmap(relitsurface);
relitsurface++;
#endif
if (relitsurface >= lightmodel->numsurfaces)
{
vfsfile_t *f;
char filename[MAX_QPATH];
Con_Printf("Finished lighting %s\n", lightmodel->name);
#ifdef MULTITHREAD
if (relightthreads)
{
int i;
wantrelight = false;
for (i = 0; i < relightthreads; i++)
{
Sys_WaitOnThread(relightthread[i]);
relightthread[i] = NULL;
}
relightthreads = 0;
}
#endif
if (lightmodel->deluxdata)
{
COM_StripExtension(lightmodel->name, filename, sizeof(filename));
COM_DefaultExtension(filename, ".lux", sizeof(filename));
f = FS_OpenVFS(filename, "wb", FS_GAME);
if (f)
{
VFS_WRITE(f, "QLIT\1\0\0\0", 8);
VFS_WRITE(f, lightmodel->deluxdata, numlightdata*3);
VFS_CLOSE(f);
}
else
Con_Printf("Unable to write \"%s\"\n", filename);
}
if (writelitfile) //the user might already have a lit file (don't overwrite it).
{
COM_StripExtension(lightmodel->name, filename, sizeof(filename));
COM_DefaultExtension(filename, ".lit", sizeof(filename));
f = FS_OpenVFS(filename, "wb", FS_GAME);
if (f)
{
VFS_WRITE(f, "QLIT\1\0\0\0", 8);
VFS_WRITE(f, lightmodel->lightdata, numlightdata*3);
VFS_CLOSE(f);
}
else
Con_Printf("Unable to write \"%s\"\n", filename);
}
lightmodel = NULL;
}
}
#endif
}
void Mod_RebuildLightmaps (void)
{
int i, j;
msurface_t *surf;
model_t *mod;
for (i=0 , mod=mod_known ; i<mod_numknown ; i++, mod++)
{
if (mod->needload)
continue;
if (mod->type == mod_brush)
{
for (j=0, surf = mod->surfaces; j<mod->numsurfaces ; j++, surf++)
surf->cached_dlight=-1;//force it
}
}
}
void Mod_ResortShaders(void)
{
//called when some shader changed its sort key.
//this means we have to hunt down all models and update their batches.
//really its only bsps that need this.
batch_t *oldlists[SHADER_SORT_COUNT], *b;
int i, j, bs;
model_t *mod;
for (i=0, mod=mod_known ; i<mod_numknown ; i++, mod++)
{
if (mod->needload)
continue;
memcpy(oldlists, mod->batches, sizeof(oldlists));
memset(mod->batches, 0, sizeof(oldlists));
for (j = 0; j < SHADER_SORT_COUNT; j++)
{
while((b=oldlists[j]))
{
oldlists[j] = b->next;
bs = b->shader?b->shader->sort:j;
b->next = mod->batches[bs];
mod->batches[bs] = b;
}
}
}
}
/*
===================
Mod_ClearAll
===================
called before new content is loaded.
*/
static int mod_datasequence;
void Mod_ClearAll (void)
{
#ifdef RUNTIMELIGHTING
#ifdef MULTITHREAD
int i;
wantrelight = false;
for (i = 0; i < relightthreads; i++)
{
Sys_WaitOnThread(relightthread[i]);
relightthread[i] = NULL;
}
relightthreads = 0;
#endif
lightmodel = NULL;
#endif
mod_datasequence++;
}
//can be called in one of two ways.
//force=true: explicit flush. everything goes, even if its still in use.
//force=false: map change. lots of stuff is no longer in use and can be freely flushed.
//certain models cannot be safely flushed while still in use. such models will not be flushed even if forced (they may still be partially flushed).
void Mod_Purge(enum mod_purge_e ptype)
{
int i;
model_t *mod;
qboolean unused;
for (i=0 , mod=mod_known ; i<mod_numknown ; i++, mod++)
{
if (mod->needload)
continue;
unused = mod->datasequence != mod_datasequence;
//this model isn't active any more.
if (unused || ptype != MP_MAPCHANGED)
{
if (unused)
Con_DPrintf("model \"%s\" no longer needed\n", mod->name);
#ifdef TERRAIN
//we can safely flush all terrain sections at any time
if (mod->terrain && ptype != MP_MAPCHANGED)
Terr_PurgeTerrainModel(mod, false, true);
#endif
//purge any vbos
if (mod->type == mod_brush)
{
//brush models cannot be safely flushed.
if (!unused && ptype != MP_RESET)
continue;
#ifndef SERVERONLY
Surf_Clear(mod);
#endif
}
#ifdef TERRAIN
if (mod->type == mod_brush || mod->type == mod_heightmap)
{
//heightmap/terrain models cannot be safely flushed (brush models might have terrain embedded).
if (!unused && ptype != MP_RESET)
continue;
Terr_FreeModel(mod);
}
#endif
//and obliterate anything else remaining in memory.
ZG_FreeGroup(&mod->memgroup);
mod->meshinfo = NULL;
mod->needload = true;
}
}
}
/*
===============
Mod_Init
===============
*/
void Mod_Init (qboolean initial)
{
if (!initial)
{
Mod_ClearAll(); //shouldn't be needed
Mod_Purge(MP_RESET);//shouldn't be needed
mod_numknown = 0;
Q1BSP_Init();
#ifndef SERVERONLY
Cmd_AddCommand("mod_memlist", Mod_MemList_f);
Cmd_AddCommand("mod_batchlist", Mod_BatchList_f);
Cmd_AddCommand("mod_texturelist", Mod_TextureList_f);
Cmd_AddCommand("mod_usetexture", Mod_BlockTextureColour_f);
#endif
}
if (initial)
{
Alias_Register();
#ifdef SPRMODELS
Mod_RegisterModelFormatMagic(NULL, "Quake1 Sprite (spr)", IDSPRITEHEADER, Mod_LoadSpriteModel);
#endif
#ifdef SP2MODELS
Mod_RegisterModelFormatMagic(NULL, "Quake2 Sprite (sp2)", IDSPRITE2HEADER, Mod_LoadSprite2Model);
#endif
//q2/q3bsps
#ifdef Q2BSPS
Mod_RegisterModelFormatMagic(NULL, "Quake2/Quake2 Map (bsp)", IDBSPHEADER, Mod_LoadQ2BrushModel);
#endif
#ifdef Q3BSPS
Mod_RegisterModelFormatMagic(NULL, "Raven Map (bsp)", ('R'<<0)+('B'<<8)+('S'<<16)+('P'<<24), Mod_LoadQ2BrushModel);
Mod_RegisterModelFormatMagic(NULL, "QFusion Map (bsp)", ('F'<<0)+('B'<<8)+('S'<<16)+('P'<<24), Mod_LoadQ2BrushModel);
#endif
//doom maps
#ifdef MAP_DOOM
Mod_RegisterModelFormatMagic(NULL, "Doom IWad Map", (('D'<<24)+('A'<<16)+('W'<<8)+'I'), Mod_LoadDoomLevel);
Mod_RegisterModelFormatMagic(NULL, "Doom PWad Map", (('D'<<24)+('A'<<16)+('W'<<8)+'P'), Mod_LoadDoomLevel);
#endif
#ifdef MAP_PROC
Mod_RegisterModelFormatText(NULL, "Doom3 (cm)", "CM", D3_LoadMap_CollisionMap);
#endif
//q1-based formats
Mod_RegisterModelFormatMagic(NULL, "Quake1 2PSB Map(bsp)", BSPVERSION_LONG1, Mod_LoadBrushModel);
Mod_RegisterModelFormatMagic(NULL, "Quake1 BSP2 Map(bsp)", BSPVERSION_LONG2, Mod_LoadBrushModel);
Mod_RegisterModelFormatMagic(NULL, "Half-Life Map (bsp)", 30, Mod_LoadBrushModel);
Mod_RegisterModelFormatMagic(NULL, "Quake1 Map (bsp)", 29, Mod_LoadBrushModel);
Mod_RegisterModelFormatMagic(NULL, "Quake1 Prerelease Map (bsp)", 28, Mod_LoadBrushModel);
}
}
void Mod_Shutdown (qboolean final)
{
if (final)
{
Mod_UnRegisterAllModelFormats(NULL);
#ifdef Q2BSPS
CM_Shutdown();
#endif
}
else
{
Mod_ClearAll();
Mod_Purge(MP_RESET);
mod_numknown = 0;
Cmd_RemoveCommand("mod_memlist");
Cmd_RemoveCommand("mod_batchlist");
Cmd_RemoveCommand("mod_texturelist");
Cmd_RemoveCommand("mod_usetexture");
}
}
/*
===============
Mod_Init
Caches the data if needed
===============
*/
void *Mod_Extradata (model_t *mod)
{
void *r;
r = mod->meshinfo;
if (r)
return r;
Mod_LoadModel (mod, MLV_ERROR);
if (!mod->meshinfo)
Sys_Error ("Mod_Extradata: caching failed");
return mod->meshinfo;
}
/*
===============
Mod_PointInLeaf
===============
*/
mleaf_t *Mod_PointInLeaf (model_t *model, vec3_t p)
{
mnode_t *node;
float d;
mplane_t *plane;
if (!model)
{
Sys_Error ("Mod_PointInLeaf: bad model");
}
if (!model->nodes)
return NULL;
#ifdef Q2BSPS
if (model->fromgame == fg_quake2 || model->fromgame == fg_quake3)
{
return model->leafs + CM_PointLeafnum(model, p);
}
#endif
if (model->fromgame == fg_doom)
{
return NULL;
}
node = model->nodes;
while (1)
{
if (node->contents < 0)
return (mleaf_t *)node;
plane = node->plane;
d = DotProduct (p,plane->normal) - plane->dist;
if (d > 0)
node = node->children[0];
else
node = node->children[1];
}
return NULL; // never reached
}
/*
==================
Mod_FindName
==================
*/
model_t *Mod_FindName (const char *name)
{
int i;
model_t *mod;
// if (!name[0])
// Sys_Error ("Mod_ForName: NULL name");
//
// search the currently loaded models
//
for (i=0 , mod=mod_known ; i<mod_numknown ; i++, mod++)
if (!strcmp (mod->name, name) )
break;
if (i == mod_numknown)
{
if (mod_numknown == MAX_MOD_KNOWN)
Sys_Error ("mod_numknown == MAX_MOD_KNOWN");
if (strlen(name) >= sizeof(mod->name))
Sys_Error ("model name is too long: %s", name);
memset(mod, 0, sizeof(model_t)); //clear the old model as the renderers use the same globals
strcpy (mod->name, name);
mod->needload = true;
mod_numknown++;
mod->particleeffect = -1;
mod->particletrail = -1;
}
if (mod->needload == 2)
mod->needload = true;
//mark it as active, so it doesn't get flushed prematurely
mod->datasequence = mod_datasequence;
return mod;
}
/*
==================
Mod_TouchModel
==================
*/
void Mod_TouchModel (const char *name)
{
model_t *mod;
mod = Mod_FindName (name);
if (!mod->needload)
{
// if (mod->type == mod_alias
// || mod->type == mod_halflife
// )
// Cache_Check (&mod->cache);
}
}
static struct
{
void *module;
char *formatname;
char *ident;
unsigned int magic;
qboolean (QDECL *load) (model_t *mod, void *buffer, size_t buffersize);
} modelloaders[64];
int QDECL Mod_RegisterModelFormatText(void *module, const char *formatname, char *magictext, qboolean (QDECL *load) (model_t *mod, void *buffer, size_t fsize))
{
int i, free = -1;
for (i = 0; i < sizeof(modelloaders)/sizeof(modelloaders[0]); i++)
{
if (modelloaders[i].ident && !strcmp(modelloaders[i].ident, magictext))
{
free = i;
break; //extension match always replaces
}
else if (!modelloaders[i].load && free < 0)
free = i;
}
if (free < 0)
return 0;
modelloaders[free].module = module;
modelloaders[free].formatname = Z_StrDup(formatname);
modelloaders[free].magic = 0;
modelloaders[free].ident = Z_StrDup(magictext);
modelloaders[free].load = load;
return free+1;
}
int QDECL Mod_RegisterModelFormatMagic(void *module, const char *formatname, unsigned int magic, qboolean (QDECL *load) (model_t *mod, void *buffer, size_t fsize))
{
int i, free = -1;
for (i = 0; i < sizeof(modelloaders)/sizeof(modelloaders[0]); i++)
{
if (modelloaders[i].magic && modelloaders[i].magic == magic)
{
free = i;
break; //extension match always replaces
}
else if (!modelloaders[i].load && free < 0)
free = i;
}
if (free < 0)
return 0;
modelloaders[free].module = module;
if (modelloaders[free].formatname)
Z_Free(modelloaders[free].formatname);
modelloaders[free].formatname = Z_StrDup(formatname);
modelloaders[free].magic = magic;
modelloaders[free].ident = NULL;
modelloaders[free].load = load;
return free+1;
}
void QDECL Mod_UnRegisterModelFormat(int idx)
{
idx--;
if ((unsigned int)(idx) >= sizeof(modelloaders)/sizeof(modelloaders[0]))
return;
Z_Free(modelloaders[idx].ident);
modelloaders[idx].ident = NULL;
Z_Free(modelloaders[idx].formatname);
modelloaders[idx].formatname = NULL;
modelloaders[idx].magic = 0;
modelloaders[idx].load = NULL;
modelloaders[idx].module = NULL;
//FS_Restart will be needed
}
void QDECL Mod_UnRegisterAllModelFormats(void *module)
{
int i;
for (i = 0; i < sizeof(modelloaders)/sizeof(modelloaders[0]); i++)
{
if (modelloaders[i].module == module)
Mod_UnRegisterModelFormat(i+1);
}
}
/*
==================
Mod_LoadModel
Loads a model into the cache
==================
*/
model_t *Mod_LoadModel (model_t *mod, enum mlverbosity_e verbose)
{
unsigned *buf = NULL;
qbyte stackbuf[1024]; // avoid dirtying the cache heap
char mdlbase[MAX_QPATH];
char *replstr;
qboolean doomsprite = false, tryreplace;
unsigned int magic, i;
char *ext;
if (!mod->needload && mod->type != mod_dummy)
{
if (mod->type == mod_alias
|| mod->type == mod_halflife
)
{
if (mod->meshinfo)
return mod;
}
else
return mod; // not cached at all
}
loadmodel = mod;
if (!*mod->name)
{
mod->type = mod_dummy;
mod->mins[0] = -16;
mod->mins[1] = -16;
mod->mins[2] = -16;
mod->maxs[0] = 16;
mod->maxs[1] = 16;
mod->maxs[2] = 16;
mod->needload = false;
mod->engineflags = 0;
#ifndef SERVERONLY
P_LoadedModel(mod);
#endif
return mod;
}
#ifdef RAGDOLL
if (mod->dollinfo)
{
rag_freedoll(mod->dollinfo);
mod->dollinfo = NULL;
}
#endif
if (mod->needload == 2)
return mod;
//
// load the file
//
// set necessary engine flags for loading purposes
if (!strcmp(mod->name, "progs/player.mdl"))
mod->engineflags |= MDLF_PLAYER | MDLF_DOCRC;
else if (!strcmp(mod->name, "progs/flame.mdl") ||
!strcmp(mod->name, "progs/flame2.mdl") ||
!strcmp(mod->name, "models/flame1.mdl") || //hexen2 small standing flame
!strcmp(mod->name, "models/flame2.mdl") || //hexen2 large standing flame
!strcmp(mod->name, "models/cflmtrch.mdl")) //hexen2 wall torch
mod->engineflags |= MDLF_FLAME;
else if (!strcmp(mod->name, "progs/bolt.mdl") ||
!strcmp(mod->name, "progs/bolt2.mdl") ||
!strcmp(mod->name, "progs/bolt3.mdl") ||
!strcmp(mod->name, "progs/beam.mdl") ||
!strcmp(mod->name, "models/stsunsf2.mdl") ||
!strcmp(mod->name, "models/stsunsf1.mdl") ||
!strcmp(mod->name, "models/stice.mdl"))
mod->engineflags |= MDLF_BOLT;
else if (!strcmp(mod->name, "progs/backpack.mdl"))
mod->engineflags |= MDLF_NOTREPLACEMENTS;
else if (!strcmp(mod->name, "progs/eyes.mdl"))
mod->engineflags |= MDLF_NOTREPLACEMENTS|MDLF_DOCRC;
/*handle ezquake-originated cheats that would feck over fte users if fte didn't support
these are the conditions required for r_fb_models on non-players*/
mod->engineflags |= MDLF_EZQUAKEFBCHEAT;
if ((mod->engineflags & MDLF_DOCRC) ||
!strcmp(mod->name, "progs/backpack.mdl") ||
!strcmp(mod->name, "progs/gib1.mdl") ||
!strcmp(mod->name, "progs/gib2.mdl") ||
!strcmp(mod->name, "progs/gib3.mdl") ||
!strcmp(mod->name, "progs/h_player.mdl") ||
!strncmp(mod->name, "progs/v_", 8))
mod->engineflags &= ~MDLF_EZQUAKEFBCHEAT;
// call the apropriate loader
mod->needload = false;
// get string used for replacement tokens
ext = COM_FileExtension(mod->name);
if (!Q_strcasecmp(ext, "spr") || !Q_strcasecmp(ext, "sp2"))
replstr = ""; // sprite
else if (!Q_strcasecmp(ext, "dsp")) // doom sprite
{
replstr = "";
doomsprite = true;
}
else // assume models
replstr = r_replacemodels.string;
// gl_load24bit 0 disables all replacements
if (!gl_load24bit.value)
replstr = "";
tryreplace = !!*replstr;
COM_StripExtension(mod->name, mdlbase, sizeof(mdlbase));
while (replstr)
{
replstr = COM_ParseStringSet(replstr);
if (replstr)
{
TRACE(("Mod_LoadModel: Trying to load (replacement) model \"%s.%s\"\n", mdlbase, com_token));
buf = (unsigned *)COM_LoadStackFile (va("%s.%s", mdlbase, com_token), stackbuf, sizeof(stackbuf));
}
else
{
TRACE(("Mod_LoadModel: Trying to load model \"%s\"\n", mod->name));
buf = (unsigned *)COM_LoadStackFile (mod->name, stackbuf, sizeof(stackbuf));
if (!buf)
{
#ifdef DSPMODELS
if (doomsprite) // special case needed for doom sprites
{
mod->needload = false;
TRACE(("Mod_LoadModel: doomsprite: \"%s\"\n", mod->name));
Mod_LoadDoomSprite(mod);
return mod;
}
#endif
break; // failed to load unreplaced file and nothing left
}
}
if (!buf)
continue;
//
// allocate a new model
//
COM_FileBase (mod->name, loadname, sizeof(loadname));
//
// fill it in
//
Mod_DoCRC(mod, (char*)buf, com_filesize);
magic = LittleLong(*(unsigned *)buf);
for(i = 0; i < sizeof(modelloaders) / sizeof(modelloaders[0]); i++)
{
if (modelloaders[i].load && modelloaders[i].magic == magic && !modelloaders[i].ident)
break;
}
if (i < sizeof(modelloaders) / sizeof(modelloaders[0]))
{
if (!modelloaders[i].load(mod, buf, com_filesize))
continue;
#ifndef SERVERONLY
if (mod->type == mod_brush)
Surf_BuildModelLightmaps(mod);
#endif
}
else
{
COM_Parse((char*)buf);
for(i = 0; i < sizeof(modelloaders) / sizeof(modelloaders[0]); i++)
{
if (modelloaders[i].load && modelloaders[i].ident && !strcmp(modelloaders[i].ident, com_token))
break;
}
if (i < sizeof(modelloaders) / sizeof(modelloaders[0]))
{
if (!modelloaders[i].load(mod, buf, com_filesize))
continue;
}
else
{
Con_Printf(CON_WARNING "Unrecognised model format 0x%x (%c%c%c%c)\n", LittleLong(*(unsigned *)buf), ((char*)buf)[0], ((char*)buf)[1], ((char*)buf)[2], ((char*)buf)[3]);
continue;
}
}
/*
#ifdef MAP_PROC
if (!strcmp(com_token, "CM")) //doom3 map.
{
TRACE(("Mod_LoadModel: doom3 CM\n"));
if (!D3_LoadMap_CollisionMap (mod, (char*)buf))
continue;
break;
}
#endif
*/
#ifndef SERVERONLY
P_LoadedModel(mod);
Validation_IncludeFile(mod->name, (char *)buf, com_filesize);
#endif
TRACE(("Mod_LoadModel: Loaded\n"));
#ifdef RAGDOLL
{
int numbones = Mod_GetNumBones(mod, false);
if (numbones)
{
char *dollname = va("%s.doll", mod->name);
buf = (unsigned *)COM_LoadStackFile (dollname, stackbuf, sizeof(stackbuf));
if (buf)
mod->dollinfo = rag_createdollfromstring(mod, dollname, numbones, (char*)buf);
}
}
#endif
return mod;
}
switch(verbose)
{
default:
case MLV_ERROR:
Host_EndGame ("Mod_NumForName: %s not found or couldn't load", mod->name);
break;
case MLV_WARN:
if (*mod->name != '*' && strcmp(mod->name, "null"))
{
if (tryreplace)
Con_Printf(CON_ERROR "Unable to load or replace %s\n", mod->name);
else
Con_Printf(CON_ERROR "Unable to load %s\n", mod->name);
}
break;
case MLV_SILENT:
break;
}
mod->type = mod_dummy;
mod->mins[0] = -16;
mod->mins[1] = -16;
mod->mins[2] = -16;
mod->maxs[0] = 16;
mod->maxs[1] = 16;
mod->maxs[2] = 16;
mod->needload = 2;
mod->engineflags = 0;
#ifndef SERVERONLY
P_LoadedModel(mod);
#endif
return mod;
}
/*
==================
Mod_ForName
Loads in a model for the given name
==================
*/
model_t *Mod_ForName (const char *name, enum mlverbosity_e verbosity)
{
model_t *mod;
mod = Mod_FindName (name);
return Mod_LoadModel (mod, verbosity);
}
/*
===============================================================================
BRUSHMODEL LOADING
===============================================================================
*/
qbyte *mod_base;
#if 0
char *advtexturedesc;
char *mapsection;
char *defaultsection;
static char *Mod_TD_LeaveSection(char *file)
{ //recursive routine to find the next }
while(file)
{
file = COM_Parse(file);
if (*com_token == '{')
file = Mod_TD_LeaveSection(file);
else if (*com_token == '}')
return file;
}
return NULL;
}
static char *Mod_TD_Section(char *file, const char *sectionname)
{ //position within the open brace.
while(file)
{
while(*file <= ' ') //skip whitespace and new lines.
{
if (!*file)
return NULL;
file++;
}
file = COM_Parse(file);
if (!stricmp(com_token, sectionname))
{
file = COM_Parse(file);
if (*com_token != '{')
return NULL;
return file;
}
if (*com_token == '{')
file = Mod_TD_LeaveSection(file);
}
return NULL;
}
void Mod_InitTextureDescs(char *mapname)
{
if (advtexturedesc)
FS_FreeFile(advtexturedesc);
FS_LoadFile(va("maps/shaders/%s.shaders", mapname), (void**)&advtexturedesc);
if (!advtexturedesc)
FS_LoadFile(va("shaders/%s.shaders", mapname), (void**)&advtexturedesc);
if (advtexturedesc)
{
mapsection = advtexturedesc;
defaultsection = NULL;
}
else
{
FS_LoadFile(va("map.shaders", mapname), (void**)&advtexturedesc);
mapsection = Mod_TD_Section(advtexturedesc, mapname);
defaultsection = Mod_TD_Section(advtexturedesc, "default");
}
}
void Mod_LoadAdvancedTextureSection(char *section, char *name, int *base, int *norm, int *luma, int *gloss, int *alphamode, qboolean *cull) //fixme: add gloss
{
char stdname[MAX_QPATH] = "";
char flatname[MAX_QPATH] = "";
char bumpname[MAX_QPATH] = "";
char normname[MAX_QPATH] = "";
char lumaname[MAX_QPATH] = "";
char glossname[MAX_QPATH] = "";
section = Mod_TD_Section(section, name);
while(section)
{
section = COM_Parse(section);
if (*com_token == '}')
break;
while(*section <= ' ') //get rid of nasty whitespace.
{
if (!*section)
return;
section++;
}
if (*section == '=')
section++; //evil notation.
if (!stricmp(com_token, "texture") || !stricmp(com_token, "base"))
{
section = COM_Parse(section);
Q_strncpyz(stdname, com_token, sizeof(stdname));
}
else if (!stricmp(com_token, "flatmap") || !stricmp(com_token, "flat")
|| !stricmp(com_token, "diffusemap") || !stricmp(com_token, "diffuse"))
{
section = COM_Parse(section);
Q_strncpyz(flatname, com_token, sizeof(flatname));
}
else if (!stricmp(com_token, "bumpmap") || !stricmp(com_token, "bump"))
{
section = COM_Parse(section);
Q_strncpyz(bumpname, com_token, sizeof(bumpname));
}
else if (!stricmp(com_token, "normalmap") || !stricmp(com_token, "normal"))
{
section = COM_Parse(section);
Q_strncpyz(normname, com_token, sizeof(normname));
}
else if (!stricmp(com_token, "glossmap") || !stricmp(com_token, "gloss"))
{
section = COM_Parse(section);
Q_strncpyz(glossname, com_token, sizeof(glossname));
}
else if (!stricmp(com_token, "luma") || !stricmp(com_token, "glow")
|| !stricmp(com_token, "ambient") || !stricmp(com_token, "ambientmap"))
{
section = COM_Parse(section);
Q_strncpyz(lumaname, com_token, sizeof(lumaname));
}
else
{
//best thing we can do is jump to the end of the line, and hope they were a good creator...
while(*section && *section != '\n')
section++;
}
}
//okay it's all parsed. Try and interpret the data now.
*base = 0;
if (norm)
*norm = 0;
if (luma)
*luma = 0;
if (gloss)
*gloss = 0;
if (!*stdname && !*flatname)
return;
TRACE(("dbg: Mod_LoadAdvancedTextureSection: %s\n", name));
if (norm && gl_bumpmappingpossible && cls.allow_bump)
{
*base = 0;
*norm = 0;
if (!*norm && *normname)
*norm = Mod_LoadHiResTexture(normname, NULL, IF_NOALPHA|IF_NOGAMMA);
if (!*norm && *bumpname)
*norm = Mod_LoadBumpmapTexture(bumpname, NULL);
if (*norm && *flatname)
*base = Mod_LoadHiResTexture(flatname, NULL, IF_NOALPHA);
}
else
{
*base = 0;
if (norm)
*norm = 0;
}
if (!*base && *stdname)
*base = Mod_LoadHiResTexture(stdname, NULL, IF_NOALPHA);
if (!*base && *flatname)
*base = Mod_LoadHiResTexture(flatname, NULL, IF_NOALPHA);
if (luma && *lumaname)
*luma = Mod_LoadHiResTexture(lumaname, NULL, 0);
if (*norm && gloss && *glossname && gl_specular.value)
*gloss = Mod_LoadHiResTexture(glossname, NULL, 0);
}
void Mod_LoadAdvancedTexture(char *name, int *base, int *norm, int *luma, int *gloss, int *alphamode, qboolean *cull) //fixme: add gloss
{
if (!gl_load24bit.value)
return;
if (mapsection)
{
Mod_LoadAdvancedTextureSection(mapsection, name,base,norm,luma,gloss,alphamode,cull);
if (*base)
return;
}
if (defaultsection)
Mod_LoadAdvancedTextureSection(defaultsection, name,base,norm,luma,gloss,alphamode,cull);
}
#endif
void Mod_FinishTexture(texture_t *tx, texnums_t tn)
{
#ifndef SERVERONLY
extern cvar_t gl_shadeq1_name;
char altname[MAX_QPATH];
char *star;
/*skies? just replace with the override sky*/
if (!strncmp(tx->name, "sky", 3) && *cl.skyname)
tx->shader = R_RegisterCustom (va("skybox_%s", cl.skyname), SUF_NONE, Shader_DefaultSkybox, NULL); //just load the regular name.
//find the *
else if (!*gl_shadeq1_name.string || !strcmp(gl_shadeq1_name.string, "*"))
tx->shader = R_RegisterCustom (tx->name, SUF_LIGHTMAP, Shader_DefaultBSPQ1, NULL); //just load the regular name.
else if (!(star = strchr(gl_shadeq1_name.string, '*')) || (strlen(gl_shadeq1_name.string)+strlen(tx->name)+1>=sizeof(altname))) //it's got to fit.
tx->shader = R_RegisterCustom (gl_shadeq1_name.string, SUF_LIGHTMAP, Shader_DefaultBSPQ1, NULL);
else
{
strncpy(altname, gl_shadeq1_name.string, star-gl_shadeq1_name.string); //copy the left
altname[star-gl_shadeq1_name.string] = '\0';
strcat(altname, tx->name); //insert the *
strcat(altname, star+1); //add any final text.
tx->shader = R_RegisterCustom (altname, SUF_LIGHTMAP, Shader_DefaultBSPQ1, NULL);
}
R_BuildDefaultTexnums(&tn, tx->shader);
#endif
}
#define LMT_DIFFUSE 1
#define LMT_FULLBRIGHT 2
#define LMT_BUMP 4
#define LMT_SPEC 8
static void Mod_LoadMiptex(texture_t *tx, miptex_t *mt, texnums_t *tn, int maps)
{
#ifndef SERVERONLY
char altname[256];
qbyte *base;
qboolean alphaed;
int j;
int pixels = mt->width*mt->height/64*85;
if (!Q_strncmp(mt->name,"sky",3))
{
if (maps & LMT_DIFFUSE)
R_InitSky (tn, tx, (char *)mt + mt->offsets[0]);
}
else
{
/*
Mod_LoadAdvancedTexture(tx->name, &tn.base, &tn.bump, &tn.fullbright, &tn.specular, NULL, NULL);
if (tn.base)
continue;
*/
base = (qbyte *)(mt+1);
if (loadmodel->fromgame == fg_halflife)
{//external textures have already been filtered.
if (maps & LMT_DIFFUSE)
{
base = W_ConvertWAD3Texture(mt, &mt->width, &mt->height, &alphaed); //convert texture to 32 bit.
tx->alphaed = alphaed;
tn->base = R_LoadReplacementTexture(mt->name, loadname, alphaed?0:IF_NOALPHA);
if (!TEXVALID(tn->base))
{
tn->base = R_LoadReplacementTexture(mt->name, "bmodels", alphaed?0:IF_NOALPHA);
if (base && !TEXVALID(tn->base))
tn->base = R_LoadTexture32 (mt->name, tx->width, tx->height, (unsigned int *)base, (alphaed?0:IF_NOALPHA));
}
BZ_Free(base);
}
*tx->name = *mt->name;
}
else
{
qbyte *mipbase;
unsigned int mipwidth, mipheight;
extern cvar_t gl_miptexLevel;
if ((unsigned int)gl_miptexLevel.ival < 4 && mt->offsets[gl_miptexLevel.ival])
{
mipbase = (qbyte*)mt + mt->offsets[gl_miptexLevel.ival];
mipwidth = tx->width>>gl_miptexLevel.ival;
mipheight = tx->height>>gl_miptexLevel.ival;
}
else
{
mipbase = base;
mipwidth = tx->width;
mipheight = tx->height;
}
if (maps & LMT_DIFFUSE)
{
tn->base = R_LoadReplacementTexture(mt->name, loadname, ((*mt->name == '{')?0:IF_NOALPHA)|IF_SUBDIRONLY|IF_MIPCAP);
if (!TEXVALID(tn->base))
{
tn->base = R_LoadReplacementTexture(mt->name, "bmodels", ((*mt->name == '{')?0:IF_NOALPHA)|IF_MIPCAP);
if (!TEXVALID(tn->base))
tn->base = R_LoadTexture8 (mt->name, mipwidth, mipheight, mipbase, ((*mt->name == '{')?0:IF_NOALPHA)|IF_MIPCAP, 1);
}
}
if (maps & LMT_FULLBRIGHT)
{
snprintf(altname, sizeof(altname)-1, "%s_luma", mt->name);
if (gl_load24bit.value)
{
tn->fullbright = R_LoadReplacementTexture(altname, loadname, IF_NOGAMMA|IF_SUBDIRONLY|IF_MIPCAP);
if (!TEXVALID(tn->fullbright))
tn->fullbright = R_LoadReplacementTexture(altname, "bmodels", IF_NOGAMMA|IF_MIPCAP);
}
if ((*mt->name != '{') && !TEXVALID(tn->fullbright)) //generate one (if possible).
tn->fullbright = R_LoadTextureFB(altname, mipwidth, mipheight, mipbase, IF_NOGAMMA|IF_MIPCAP);
}
}
if (maps & LMT_BUMP)
{
snprintf(altname, sizeof(altname)-1, "%s_norm", mt->name);
tn->bump = R_LoadReplacementTexture(altname, loadname, IF_NOGAMMA|IF_SUBDIRONLY|IF_MIPCAP);
if (!TEXVALID(tn->bump))
tn->bump = R_LoadReplacementTexture(altname, "bmodels", IF_NOGAMMA|IF_MIPCAP);
if (!TEXVALID(tn->bump))
{
if (gl_load24bit.value)
{
snprintf(altname, sizeof(altname)-1, "%s_bump", mt->name);
tn->bump = R_LoadBumpmapTexture(altname, loadname);
if (!TEXVALID(tn->bump))
tn->bump = R_LoadBumpmapTexture(altname, "bmodels");
}
else
snprintf(altname, sizeof(altname)-1, "%s_bump", mt->name);
}
if (!TEXVALID(tn->bump) && loadmodel->fromgame != fg_halflife)
{
//no mip levels here, would be absurd.
base = (qbyte *)(mt+1); //convert to greyscale.
for (j = 0; j < pixels; j++)
base[j] = (host_basepal[base[j]*3] + host_basepal[base[j]*3+1] + host_basepal[base[j]*3+2]) / 3;
tn->bump = R_LoadTexture8BumpPal(altname, tx->width, tx->height, base, true); //normalise it and then bump it.
}
//don't do any complex quake 8bit -> glossmap. It would likly look a little ugly...
if (maps & LMT_SPEC && gl_load24bit.value)
{
snprintf(altname, sizeof(altname)-1, "%s_gloss", mt->name);
tn->specular = R_LoadHiResTexture(altname, loadname, IF_NOGAMMA|IF_SUBDIRONLY|IF_MIPCAP);
if (!TEXVALID(tn->specular))
tn->specular = R_LoadHiResTexture(altname, "bmodels", IF_NOGAMMA|IF_MIPCAP);
}
}
}
#endif
}
/*
=================
Mod_LoadTextures
=================
*/
qboolean Mod_LoadTextures (lump_t *l)
{
int i, j, num, max, altmax;
miptex_t *mt;
texture_t *tx, *tx2;
texture_t *anims[10];
texture_t *altanims[10];
dmiptexlump_t *m;
texnums_t tn;
int maps;
TRACE(("dbg: Mod_LoadTextures: inittexturedescs\n"));
// Mod_InitTextureDescs(loadname);
if (!l->filelen)
{
Con_Printf(CON_WARNING "warning: %s contains no texture data\n", loadmodel->name);
loadmodel->numtextures = 1;
loadmodel->textures = ZG_Malloc(&loadmodel->memgroup, 1 * sizeof(*loadmodel->textures));
i = 0;
tx = ZG_Malloc(&loadmodel->memgroup, sizeof(texture_t));
memcpy(tx, r_notexture_mip, sizeof(texture_t));
sprintf(tx->name, "unnamed%i", i);
loadmodel->textures[i] = tx;
return true;
}
m = (dmiptexlump_t *)(mod_base + l->fileofs);
m->nummiptex = LittleLong (m->nummiptex);
loadmodel->numtextures = m->nummiptex;
loadmodel->textures = ZG_Malloc(&loadmodel->memgroup, m->nummiptex * sizeof(*loadmodel->textures));
for (i=0 ; i<m->nummiptex ; i++)
{
m->dataofs[i] = LittleLong(m->dataofs[i]);
if (m->dataofs[i] == -1) //e1m2, this happens
{
tx = ZG_Malloc(&loadmodel->memgroup, sizeof(texture_t));
memcpy(tx, r_notexture_mip, sizeof(texture_t));
sprintf(tx->name, "unnamed%i", i);
loadmodel->textures[i] = tx;
continue;
}
mt = (miptex_t *)((qbyte *)m + m->dataofs[i]);
TRACE(("dbg: Mod_LoadTextures: texture %s\n", loadname));
if (!*mt->name) //I HATE MAPPERS!
{
sprintf(mt->name, "unnamed%i", i);
Con_Printf(CON_WARNING "warning: unnamed texture in %s, renaming to %s\n", loadmodel->name, mt->name);
}
mt->width = LittleLong (mt->width);
mt->height = LittleLong (mt->height);
for (j=0 ; j<MIPLEVELS ; j++)
mt->offsets[j] = LittleLong (mt->offsets[j]);
if ( (mt->width & 15) || (mt->height & 15) )
Con_Printf (CON_WARNING "Warning: Texture %s is not 16 aligned", mt->name);
if (mt->width < 1 || mt->height < 1)
Con_Printf (CON_WARNING "Warning: Texture %s has no size", mt->name);
tx = ZG_Malloc(&loadmodel->memgroup, sizeof(texture_t));
loadmodel->textures[i] = tx;
memcpy (tx->name, mt->name, sizeof(tx->name));
tx->width = mt->width;
tx->height = mt->height;
if (!mt->offsets[0]) //this is a hl external style texture, load it a little later (from a wad)
{
continue;
}
memset(&tn, 0, sizeof(tn));
maps = LMT_DIFFUSE;
if (r_fb_bmodels.ival)
maps |= LMT_FULLBRIGHT;
if (r_loadbumpmapping)
maps |= LMT_BUMP;
if (gl_specular.ival)
maps |= LMT_SPEC;
Mod_LoadMiptex(tx, mt, &tn, maps);
Mod_FinishTexture(tx, tn);
if ((tx->shader->flags & SHADER_HASNORMALMAP) && !(maps & LMT_BUMP))
Mod_LoadMiptex(tx, mt, &tx->shader->defaulttextures, LMT_BUMP);
}
//
// sequence the animations
//
for (i=0 ; i<m->nummiptex ; i++)
{
tx = loadmodel->textures[i];
if (!tx || tx->name[0] != '+')
continue;
if (tx->anim_next)
continue; // already sequenced
// find the number of frames in the animation
memset (anims, 0, sizeof(anims));
memset (altanims, 0, sizeof(altanims));
max = tx->name[1];
altmax = 0;
if (max >= 'a' && max <= 'z')
max -= 'a' - 'A';
if (max >= '0' && max <= '9')
{
max -= '0';
altmax = 0;
anims[max] = tx;
max++;
}
else if (max >= 'A' && max <= 'J')
{
altmax = max - 'A';
max = 0;
altanims[altmax] = tx;
altmax++;
}
else
{
Con_Printf (CON_ERROR "Bad animating texture %s\n", tx->name);
return false;
}
for (j=i+1 ; j<m->nummiptex ; j++)
{
tx2 = loadmodel->textures[j];
if (!tx2 || tx2->name[0] != '+')
continue;
if (strcmp (tx2->name+2, tx->name+2))
continue;
num = tx2->name[1];
if (num >= 'a' && num <= 'z')
num -= 'a' - 'A';
if (num >= '0' && num <= '9')
{
num -= '0';
anims[num] = tx2;
if (num+1 > max)
max = num + 1;
}
else if (num >= 'A' && num <= 'J')
{
num = num - 'A';
altanims[num] = tx2;
if (num+1 > altmax)
altmax = num+1;
}
else
{
Con_Printf (CON_ERROR "Bad animating texture %s\n", tx->name);
return false;
}
}
#define ANIM_CYCLE 2
// link them all together
for (j=0 ; j<max ; j++)
{
tx2 = anims[j];
if (!tx2)
{
Con_Printf (CON_ERROR "Missing frame %i of %s\n",j, tx->name);
return false;
}
tx2->anim_total = max * ANIM_CYCLE;
tx2->anim_min = j * ANIM_CYCLE;
tx2->anim_max = (j+1) * ANIM_CYCLE;
tx2->anim_next = anims[ (j+1)%max ];
if (altmax)
tx2->alternate_anims = altanims[0];
}
for (j=0 ; j<altmax ; j++)
{
tx2 = altanims[j];
if (!tx2)
{
Con_Printf (CON_ERROR "Missing frame %i of %s\n",j, tx->name);
return false;
}
tx2->anim_total = altmax * ANIM_CYCLE;
tx2->anim_min = j * ANIM_CYCLE;
tx2->anim_max = (j+1) * ANIM_CYCLE;
tx2->anim_next = altanims[ (j+1)%altmax ];
if (max)
tx2->alternate_anims = anims[0];
}
}
return true;
}
void Mod_NowLoadExternal(void)
{
#ifndef SERVERONLY
int i, width, height;
qboolean alphaed;
texture_t *tx;
texnums_t tn;
for (i=0 ; i<loadmodel->numtextures ; i++)
{
tx = loadmodel->textures[i];
if (!tx) //e1m2, this happens
continue;
if (tx->shader)
continue;
memset (&tn, 0, sizeof(tn));
if (!TEXVALID(tn.base))
{
qbyte * data;
data = W_GetTexture(tx->name, &width, &height, &alphaed);
if (data)
{
tx->alphaed = alphaed;
}
tn.base = R_LoadHiResTexture(tx->name, loadname, IF_NOALPHA|IF_MIPCAP);
if (!TEXVALID(tn.base))
{
tn.base = R_LoadHiResTexture(tx->name, "bmodels", IF_NOALPHA|IF_MIPCAP);
// if (!TEXVALID(tn.base))
// tn.base = R_LoadReplacementTexture("light1_4", NULL, IF_NOALPHA|IF_MIPCAP); //a fallback. :/
}
BZ_Free(data);
}
if (!TEXVALID(tn.bump) && *tx->name != '{' && r_loadbumpmapping)
{
tn.bump = R_LoadBumpmapTexture(va("%s_bump", tx->name), loadname);
if (!TEXVALID(tn.bump))
tn.bump = R_LoadBumpmapTexture(va("%s_bump", tx->name), "bmodels");
/* if (!TEXVALID(tn.bump))
{
qbyte *data;
qbyte *heightmap;
int width, height;
int j;
data = W_GetTexture(tx->name, &width, &height, &alphaed);
if (data)
{
heightmap = Hunk_TempAllocMore(width*height);
for (j = 0; j < width*height; j++)
{
*heightmap++ = (data[j*4+0] + data[j*4+1] + data[j*4+2])/3;
}
tn.bump = R_LoadTexture8BumpPal (va("%s_bump", tx->name), width, height, heightmap-j, true);
}
}
*/ }
if (!TEXVALID(tn.base))
{
tn.base = R_LoadTexture8("notexture", 16, 16, r_notexture_mip+1, IF_NOALPHA, 0);
}
Mod_FinishTexture(tx, tn);
}
#endif
}
qbyte lmgamma[256];
void BuildLightMapGammaTable (float g, float c)
{
int i, inf;
// g = bound (0.1, g, 3);
// c = bound (1, c, 3);
if (g == 1 && c == 1)
{
for (i = 0; i < 256; i++)
lmgamma[i] = i;
return;
}
for (i = 0; i < 256; i++)
{
inf = 255 * pow ((i + 0.5) / 255.5 * c, g) + 0.5;
if (inf < 0)
inf = 0;
else if (inf > 255)
inf = 255;
lmgamma[i] = inf;
}
}
/*
=================
Mod_LoadLighting
=================
*/
void Mod_LoadLighting (lump_t *l)
{
qboolean luxtmp = true;
qboolean littmp = true;
qbyte *luxdata = NULL;
qbyte *litdata = NULL;
qbyte *lumdata = NULL;
qbyte *out;
unsigned int samples;
extern cvar_t gl_overbright;
loadmodel->engineflags &= ~MDLF_RGBLIGHTING;
//q3 maps have built in 4-fold overbright.
//if we're not rendering with that, we need to brighten the lightmaps in order to keep the darker parts the same brightness. we loose the 2 upper bits. those bright areas become uniform and indistinct.
if (loadmodel->fromgame == fg_quake3)
{
gl_overbright.flags |= CVAR_LATCH;
BuildLightMapGammaTable(1, (1<<(2-gl_overbright.ival)));
}
else
//lit file light intensity is made to match the world's light intensity.
// if (cls.allow_lightmapgamma)
// BuildLightMapGammaTable(0.6, 2);
// else
BuildLightMapGammaTable(1, 1);
loadmodel->lightdata = NULL;
loadmodel->deluxdata = NULL;
if (loadmodel->fromgame == fg_halflife || loadmodel->fromgame == fg_quake2 || loadmodel->fromgame == fg_quake3)
{
litdata = mod_base + l->fileofs;
samples = l->filelen/3;
}
else
{
lumdata = mod_base + l->fileofs;
samples = l->filelen;
}
if (!samples)
return;
#ifndef SERVERONLY
if (!luxdata && r_loadlits.ival && r_deluxemapping.ival)
{ //the map util has a '-scalecos X' parameter. use 0 if you're going to use only just lux. without lux scalecos 0 is hideous.
char luxname[MAX_QPATH];
if (!luxdata)
{
strcpy(luxname, loadmodel->name);
COM_StripExtension(loadmodel->name, luxname, sizeof(luxname));
COM_DefaultExtension(luxname, ".lux", sizeof(luxname));
luxdata = FS_LoadMallocGroupFile(&loadmodel->memgroup, luxname);
luxtmp = false;
}
if (!luxdata)
{
strcpy(luxname, "luxs/");
COM_StripExtension(COM_SkipPath(loadmodel->name), luxname+5, sizeof(luxname)-5);
strcat(luxname, ".lux");
luxdata = FS_LoadMallocGroupFile(&loadmodel->memgroup, luxname);
luxtmp = false;
}
if (!luxdata) //dp...
{
COM_StripExtension(loadmodel->name, luxname, sizeof(luxname));
COM_DefaultExtension(luxname, ".dlit", sizeof(luxname));
luxdata = FS_LoadMallocGroupFile(&loadmodel->memgroup, luxname);
luxtmp = false;
}
if (!luxdata)
{
int size;
luxdata = Q1BSPX_FindLump("LIGHTINGDIR", &size);
if (size != samples*3)
luxdata = NULL;
luxtmp = true;
}
else if (luxdata)
{
if (l->filelen && l->filelen != (com_filesize-8)/3)
{
Con_Printf("deluxmap \"%s\" doesn't match level. Ignored.\n", luxname);
luxdata=NULL;
}
else if (luxdata[0] == 'Q' && luxdata[1] == 'L' && luxdata[2] == 'I' && luxdata[3] == 'T')
{
if (LittleLong(*(int *)&luxdata[4]) == 1)
{
luxdata+=8;
loadmodel->deluxdata = luxdata;
}
else
{
Con_Printf("\"%s\" isn't a version 1 deluxmap\n", luxname);
luxdata=NULL;
}
}
else
{
Con_Printf("lit \"%s\" isn't a deluxmap\n", luxname);
luxdata=NULL;
}
}
}
if (!litdata && r_loadlits.value)
{
char *litname;
char litnamemaps[MAX_QPATH];
char litnamelits[MAX_QPATH];
int depthmaps;
int depthlits;
{
strcpy(litnamemaps, loadmodel->name);
COM_StripExtension(loadmodel->name, litnamemaps, sizeof(litnamemaps));
COM_DefaultExtension(litnamemaps, ".lit", sizeof(litnamemaps));
depthmaps = COM_FDepthFile(litnamemaps, false);
}
{
strcpy(litnamelits, "lits/");
COM_StripExtension(COM_SkipPath(loadmodel->name), litnamelits+5, sizeof(litnamelits) - 5);
strcat(litnamelits, ".lit");
depthlits = COM_FDepthFile(litnamelits, false);
}
if (depthmaps <= depthlits)
litname = litnamemaps; //maps has priority over lits
else
{
litname = litnamelits;
}
litdata = FS_LoadMallocGroupFile(&loadmodel->memgroup, litname);
littmp = false;
if (!litdata)
{
int size;
litdata = Q1BSPX_FindLump("RGBLIGHTING", &size);
if (size != samples*3)
litdata = NULL;
littmp = true;
}
else if (litdata[0] == 'Q' && litdata[1] == 'L' && litdata[2] == 'I' && litdata[3] == 'T')
{
if (LittleLong(*(int *)&litdata[4]) == 1 && l->filelen && samples*3 != (com_filesize-8))
{
litdata = NULL;
Con_Printf("lit \"%s\" doesn't match level. Ignored.\n", litname);
}
else if (LittleLong(*(int *)&litdata[4]) != 1)
{
Con_Printf("lit \"%s\" isn't version 1.\n", litname);
litdata = NULL;
}
else if (lumdata)
{
float prop;
int i;
qbyte *lum;
qbyte *lit;
litdata += 8;
//now some cheat protection.
lum = lumdata;
lit = litdata;
for (i = 0; i < samples; i++) //force it to the same intensity. (or less, depending on how you see it...)
{
#define m(a, b, c) (a>(b>c?b:c)?a:(b>c?b:c))
prop = (float)m(lit[0], lit[1], lit[2]);
if (!prop)
{
lit[0] = *lum;
lit[1] = *lum;
lit[2] = *lum;
}
else
{
prop = *lum / prop;
lit[0] *= prop;
lit[1] *= prop;
lit[2] *= prop;
}
lum++;
lit+=3;
}
//end anti-cheat
}
}
else if (litdata)
{
Con_Printf("lit \"%s\" isn't a lit\n", litname);
litdata = NULL;
}
// else
//failed to find
}
#endif
#ifdef RUNTIMELIGHTING
if (r_loadlits.value == 2 && !lightmodel && (!litdata || (!luxdata && r_deluxemapping.ival)))
{
if (!litdata)
writelitfile = true;
numlightdata = l->filelen;
lightmodel = loadmodel;
relitsurface = 0;
}
/*if we're relighting, make sure there's the proper lit data to be updated*/
if (lightmodel == loadmodel && !litdata)
{
int i;
litdata = ZG_Malloc(&loadmodel->memgroup, samples*3);
littmp = false;
if (lumdata)
{
for (i = 0; i < samples; i++)
{
litdata[i*3+0] = lumdata[i];
litdata[i*3+1] = lumdata[i];
litdata[i*3+2] = lumdata[i];
}
lumdata = NULL;
}
}
/*if we're relighting, make sure there's the proper lux data to be updated*/
if (lightmodel == loadmodel && r_deluxemapping.ival && !luxdata)
{
int i;
luxdata = ZG_Malloc(&loadmodel->memgroup, samples*3);
for (i = 0; i < samples; i++)
{
luxdata[i*3+0] = 0.5f*255;
luxdata[i*3+1] = 0.5f*255;
luxdata[i*3+2] = 255;
}
}
#endif
if (luxdata && luxtmp)
{
loadmodel->engineflags |= MDLF_RGBLIGHTING;
loadmodel->deluxdata = ZG_Malloc(&loadmodel->memgroup, samples*3);
memcpy(loadmodel->deluxdata, luxdata, samples*3);
}
else if (luxdata)
{
loadmodel->deluxdata = luxdata;
}
if (litdata && littmp)
{
loadmodel->engineflags |= MDLF_RGBLIGHTING;
loadmodel->lightdata = ZG_Malloc(&loadmodel->memgroup, samples*3);
/*the memcpy is below*/
samples*=3;
}
else if (litdata)
{
loadmodel->engineflags |= MDLF_RGBLIGHTING;
loadmodel->lightdata = litdata;
samples*=3;
}
else if (lumdata)
{
loadmodel->engineflags &= ~MDLF_RGBLIGHTING;
loadmodel->lightdata = ZG_Malloc(&loadmodel->memgroup, samples);
litdata = lumdata;
}
/*apply lightmap gamma to the entire lightmap*/
out = loadmodel->lightdata;
while(samples-- > 0)
{
*out++ = lmgamma[*litdata++];
}
#ifndef SERVERONLY
if ((loadmodel->engineflags & MDLF_RGBLIGHTING) && r_lightmap_saturation.value != 1.0f)
SaturateR8G8B8(loadmodel->lightdata, l->filelen, r_lightmap_saturation.value);
#endif
}
/*
=================
Mod_LoadVisibility
=================
*/
void Mod_LoadVisibility (lump_t *l)
{
if (!l->filelen)
{
loadmodel->visdata = NULL;
return;
}
loadmodel->visdata = ZG_Malloc(&loadmodel->memgroup, l->filelen);
memcpy (loadmodel->visdata, mod_base + l->fileofs, l->filelen);
}
/*
=================
Mod_LoadEntities
=================
*/
void Mod_LoadEntities (lump_t *l)
{
if (!l->filelen)
{
loadmodel->entities = NULL;
return;
}
loadmodel->entities = ZG_Malloc(&loadmodel->memgroup, l->filelen + 1);
memcpy (loadmodel->entities, mod_base + l->fileofs, l->filelen);
loadmodel->entities[l->filelen] = 0;
}
/*
=================
Mod_LoadVertexes
=================
*/
qboolean Mod_LoadVertexes (lump_t *l)
{
dvertex_t *in;
mvertex_t *out;
int i, count;
in = (void *)(mod_base + l->fileofs);
if (l->filelen % sizeof(*in))
{
Con_Printf (CON_ERROR "MOD_LoadBmodel: funny lump size in %s\n", loadmodel->name);
return false;
}
count = l->filelen / sizeof(*in);
out = ZG_Malloc(&loadmodel->memgroup, count*sizeof(*out));
loadmodel->vertexes = out;
loadmodel->numvertexes = count;
for ( i=0 ; i<count ; i++, in++, out++)
{
out->position[0] = LittleFloat (in->point[0]);
out->position[1] = LittleFloat (in->point[1]);
out->position[2] = LittleFloat (in->point[2]);
}
return true;
}
/*
=================
Mod_LoadSubmodels
=================
*/
static qboolean hexen2map;
qboolean Mod_LoadSubmodels (lump_t *l)
{
dq1model_t *inq;
dh2model_t *inh;
mmodel_t *out;
int i, j, count;
//this is crazy!
inq = (void *)(mod_base + l->fileofs);
inh = (void *)(mod_base + l->fileofs);
if (!inq->numfaces)
{
hexen2map = true;
if (l->filelen % sizeof(*inh))
{
Con_Printf (CON_ERROR "MOD_LoadBmodel: funny lump size in %s\n",loadmodel->name);
return false;
}
count = l->filelen / sizeof(*inh);
out = ZG_Malloc(&loadmodel->memgroup, count*sizeof(*out));
loadmodel->submodels = out;
loadmodel->numsubmodels = count;
for ( i=0 ; i<count ; i++, inh++, out++)
{
for (j=0 ; j<3 ; j++)
{ // spread the mins / maxs by a pixel
out->mins[j] = LittleFloat (inh->mins[j]) - 1;
out->maxs[j] = LittleFloat (inh->maxs[j]) + 1;
out->origin[j] = LittleFloat (inh->origin[j]);
}
for (j=0 ; j<MAX_MAP_HULLSDH2 ; j++)
{
out->headnode[j] = LittleLong (inh->headnode[j]);
}
for ( ; j<MAX_MAP_HULLSM ; j++)
out->headnode[j] = 0;
for (j=0 ; j<MAX_MAP_HULLSDH2 ; j++)
out->hullavailable[j] = true;
for ( ; j<MAX_MAP_HULLSM ; j++)
out->hullavailable[j] = false;
out->visleafs = LittleLong (inh->visleafs);
out->firstface = LittleLong (inh->firstface);
out->numfaces = LittleLong (inh->numfaces);
}
}
else
{
hexen2map = false;
if (l->filelen % sizeof(*inq))
{
Con_Printf (CON_ERROR "MOD_LoadBmodel: funny lump size in %s\n",loadmodel->name);
return false;
}
count = l->filelen / sizeof(*inq);
out = ZG_Malloc(&loadmodel->memgroup, count*sizeof(*out));
loadmodel->submodels = out;
loadmodel->numsubmodels = count;
for ( i=0 ; i<count ; i++, inq++, out++)
{
for (j=0 ; j<3 ; j++)
{ // spread the mins / maxs by a pixel
out->mins[j] = LittleFloat (inq->mins[j]) - 1;
out->maxs[j] = LittleFloat (inq->maxs[j]) + 1;
out->origin[j] = LittleFloat (inq->origin[j]);
}
for (j=0 ; j<MAX_MAP_HULLSDQ1 ; j++)
{
out->headnode[j] = LittleLong (inq->headnode[j]);
}
for ( ; j<MAX_MAP_HULLSM ; j++)
out->headnode[j] = 0;
for (j=0 ; j<4 ; j++)
out->hullavailable[j] = true;
for ( ; j<MAX_MAP_HULLSM ; j++)
out->hullavailable[j] = false;
out->visleafs = LittleLong (inq->visleafs);
out->firstface = LittleLong (inq->firstface);
out->numfaces = LittleLong (inq->numfaces);
}
}
return true;
}
/*
=================
Mod_LoadEdges
=================
*/
qboolean Mod_LoadEdges (lump_t *l, qboolean lm)
{
medge_t *out;
int i, count;
if (lm)
{
dledge_t *in = (void *)(mod_base + l->fileofs);
if (l->filelen % sizeof(*in))
{
Con_Printf ("MOD_LoadBmodel: funny lump size in %s\n", loadmodel->name);
return false;
}
count = l->filelen / sizeof(*in);
out = ZG_Malloc(&loadmodel->memgroup, (count + 1) * sizeof(*out));
loadmodel->edges = out;
loadmodel->numedges = count;
for ( i=0 ; i<count ; i++, in++, out++)
{
out->v[0] = LittleLong(in->v[0]);
out->v[1] = LittleLong(in->v[1]);
}
}
else
{
dsedge_t *in = (void *)(mod_base + l->fileofs);
if (l->filelen % sizeof(*in))
{
Con_Printf ("MOD_LoadBmodel: funny lump size in %s\n", loadmodel->name);
return false;
}
count = l->filelen / sizeof(*in);
out = ZG_Malloc(&loadmodel->memgroup, (count + 1) * sizeof(*out));
loadmodel->edges = out;
loadmodel->numedges = count;
for ( i=0 ; i<count ; i++, in++, out++)
{
out->v[0] = (unsigned short)LittleShort(in->v[0]);
out->v[1] = (unsigned short)LittleShort(in->v[1]);
}
}
return true;
}
/*
=================
Mod_LoadTexinfo
=================
*/
qboolean Mod_LoadTexinfo (lump_t *l)
{
texinfo_t *in;
mtexinfo_t *out;
int i, j, count;
int miptex;
float len1, len2;
in = (void *)(mod_base + l->fileofs);
if (l->filelen % sizeof(*in))
{
Con_Printf (CON_ERROR "MOD_LoadBmodel: funny lump size in %s\n",loadmodel->name);
return false;
}
count = l->filelen / sizeof(*in);
out = ZG_Malloc(&loadmodel->memgroup, count*sizeof(*out));
loadmodel->texinfo = out;
loadmodel->numtexinfo = count;
for ( i=0 ; i<count ; i++, in++, out++)
{
for (j=0 ; j<4 ; j++)
{
out->vecs[0][j] = LittleFloat (in->vecs[0][j]);
out->vecs[1][j] = LittleFloat (in->vecs[1][j]);
}
len1 = Length (out->vecs[0]);
len2 = Length (out->vecs[1]);
len1 = (len1 + len2)/2;
if (len1 < 0.32)
out->mipadjust = 4;
else if (len1 < 0.49)
out->mipadjust = 3;
else if (len1 < 0.99)
out->mipadjust = 2;
else
out->mipadjust = 1;
#if 0
if (len1 + len2 < 0.001)
out->mipadjust = 1; // don't crash
else
out->mipadjust = 1 / floor( (len1+len2)/2 + 0.1 );
#endif
miptex = LittleLong (in->miptex);
out->flags = LittleLong (in->flags);
if (loadmodel->numtextures)
out->texture = loadmodel->textures[miptex % loadmodel->numtextures];
else
out->texture = NULL;
if (!out->texture)
{
out->texture = r_notexture_mip; // texture not found
out->flags = 0;
}
}
return true;
}
/*
================
CalcSurfaceExtents
Fills in s->texturemins[] and s->extents[]
================
*/
void CalcSurfaceExtents (msurface_t *s);
/*
{
float mins[2], maxs[2], val;
int i,j, e;
mvertex_t *v;
mtexinfo_t *tex;
int bmins[2], bmaxs[2];
mins[0] = mins[1] = 999999;
maxs[0] = maxs[1] = -99999;
tex = s->texinfo;
for (i=0 ; i<s->numedges ; i++)
{
e = loadmodel->surfedges[s->firstedge+i];
if (e >= 0)
v = &loadmodel->vertexes[loadmodel->edges[e].v[0]];
else
v = &loadmodel->vertexes[loadmodel->edges[-e].v[1]];
for (j=0 ; j<2 ; j++)
{
val = v->position[0] * tex->vecs[j][0] +
v->position[1] * tex->vecs[j][1] +
v->position[2] * tex->vecs[j][2] +
tex->vecs[j][3];
if (val < mins[j])
mins[j] = val;
if (val > maxs[j])
maxs[j] = val;
}
}
for (i=0 ; i<2 ; i++)
{
bmins[i] = floor(mins[i]/16);
bmaxs[i] = ceil(maxs[i]/16);
s->texturemins[i] = bmins[i];
s->extents[i] = (bmaxs[i] - bmins[i]);
// if ( !(tex->flags & TEX_SPECIAL) && s->extents[i] > 512 ) //q2 uses 512.
// Sys_Error ("Bad surface extents");
}
}
*/
/*
=================
Mod_LoadFaces
=================
*/
qboolean Mod_LoadFaces (lump_t *l, qboolean lm, mesh_t **meshlist)
{
dsface_t *ins;
dlface_t *inl;
msurface_t *out;
int count, surfnum;
int i, planenum, side;
int tn, lofs;
if (lm)
{
ins = NULL;
inl = (void *)(mod_base + l->fileofs);
if (l->filelen % sizeof(*inl))
{
Con_Printf (CON_ERROR "MOD_LoadBmodel: funny lump size in %s\n",loadmodel->name);
return false;
}
count = l->filelen / sizeof(*inl);
}
else
{
ins = (void *)(mod_base + l->fileofs);
inl = NULL;
if (l->filelen % sizeof(*ins))
{
Con_Printf (CON_ERROR "MOD_LoadBmodel: funny lump size in %s\n",loadmodel->name);
return false;
}
count = l->filelen / sizeof(*ins);
}
out = ZG_Malloc(&loadmodel->memgroup, count*sizeof(*out));
*meshlist = ZG_Malloc(&loadmodel->memgroup, count*sizeof(**meshlist));
loadmodel->surfaces = out;
loadmodel->numsurfaces = count;
for ( surfnum=0 ; surfnum<count ; surfnum++, out++)
{
if (lm)
{
planenum = LittleLong(inl->planenum);
side = LittleLong(inl->side);
out->firstedge = LittleLong(inl->firstedge);
out->numedges = LittleLong(inl->numedges);
tn = LittleLong (inl->texinfo);
for (i=0 ; i<MAXRLIGHTMAPS ; i++)
out->styles[i] = inl->styles[i];
lofs = LittleLong(inl->lightofs);
inl++;
}
else
{
planenum = LittleShort(ins->planenum);
side = LittleShort(ins->side);
out->firstedge = LittleLong(ins->firstedge);
out->numedges = LittleShort(ins->numedges);
tn = LittleShort (ins->texinfo);
for (i=0 ; i<MAXQ1LIGHTMAPS ; i++)
out->styles[i] = ins->styles[i];
lofs = LittleLong(ins->lightofs);
ins++;
}
// (*meshlist)[surfnum].vbofirstvert = out->firstedge;
// (*meshlist)[surfnum].numvertexes = out->numedges;
out->flags = 0;
if (side)
out->flags |= SURF_PLANEBACK;
out->plane = loadmodel->planes + planenum;
if (tn < 0 || tn >= loadmodel->numtexinfo)
Host_EndGame("Hey! That map has texinfos out of bounds!\n");
out->texinfo = loadmodel->texinfo + tn;
CalcSurfaceExtents (out);
if (lofs == -1)
out->samples = NULL;
else if ((loadmodel->engineflags & MDLF_RGBLIGHTING) && loadmodel->fromgame != fg_halflife)
out->samples = loadmodel->lightdata + lofs*3;
else
out->samples = loadmodel->lightdata + lofs;
if (!out->texinfo->texture)
continue;
// set the drawing flags flag
if (!Q_strncmp(out->texinfo->texture->name,"sky",3)) // sky
{
out->flags |= (SURF_DRAWSKY | SURF_DRAWTILED);
continue;
}
if (!Q_strncmp(out->texinfo->texture->name,"*",1)) // turbulent
{
out->flags |= (SURF_DRAWTURB | SURF_DRAWTILED);
for (i=0 ; i<2 ; i++)
{
out->extents[i] = 16384;
out->texturemins[i] = -8192;
}
continue;
}
/*if (*out->texinfo->texture->name == '~')
{
out->texinfo->flags |= SURF_BLENDED;
continue;
}*/
if (!Q_strncmp(out->texinfo->texture->name,"{",1)) // alpha
{
out->flags |= (SURF_DRAWALPHA);
continue;
}
if (!Q_strncmp(out->texinfo->texture->name,"glass",5)) // alpha
{
out->flags |= (SURF_DRAWALPHA);
continue;
}
if (out->flags & SURF_DRAWALPHA)
out->flags &= ~SURF_DRAWALPHA;
}
return true;
}
#ifndef SERVERONLY
void ModQ1_Batches_BuildQ1Q2Poly(model_t *mod, msurface_t *surf, void *cookie)
{
int i, lindex;
mesh_t *mesh = surf->mesh;
medge_t *pedge;
float *vec;
float s, t, d;
int sty;
//output the mesh's indicies
for (i=0 ; i<mesh->numvertexes-2 ; i++)
{
mesh->indexes[i*3] = 0;
mesh->indexes[i*3+1] = i+1;
mesh->indexes[i*3+2] = i+2;
}
//output the renderable verticies
for (i=0 ; i<mesh->numvertexes ; i++)
{
lindex = mod->surfedges[surf->firstedge + i];
if (lindex > 0)
{
pedge = &mod->edges[lindex];
vec = mod->vertexes[pedge->v[0]].position;
}
else
{
pedge = &mod->edges[-lindex];
vec = mod->vertexes[pedge->v[1]].position;
}
s = DotProduct (vec, surf->texinfo->vecs[0]) + surf->texinfo->vecs[0][3];
t = DotProduct (vec, surf->texinfo->vecs[1]) + surf->texinfo->vecs[1][3];
VectorCopy (vec, mesh->xyz_array[i]);
mesh->st_array[i][0] = s/surf->texinfo->texture->width;
mesh->st_array[i][1] = t/surf->texinfo->texture->height;
if (gl_lightmap_average.ival)
{
for (sty = 0; sty < 1; sty++)
{
mesh->lmst_array[sty][i][0] = (surf->extents[0]*0.5 + (surf->light_s[sty]*16) + 8) / (mod->lightmaps.width*16);
mesh->lmst_array[sty][i][1] = (surf->extents[1]*0.5 + (surf->light_t[sty]*16) + 8) / (mod->lightmaps.height*16);
}
}
else
{
for (sty = 0; sty < 1; sty++)
{
mesh->lmst_array[sty][i][0] = (s - surf->texturemins[0] + (surf->light_s[sty]*16) + 8) / (mod->lightmaps.width*16);
mesh->lmst_array[sty][i][1] = (t - surf->texturemins[1] + (surf->light_t[sty]*16) + 8) / (mod->lightmaps.height*16);
}
}
//figure out the texture directions, for bumpmapping and stuff
if (surf->flags & SURF_PLANEBACK)
VectorNegate(surf->plane->normal, mesh->normals_array[i]);
else
VectorCopy(surf->plane->normal, mesh->normals_array[i]);
VectorCopy(surf->texinfo->vecs[0], mesh->snormals_array[i]);
VectorNegate(surf->texinfo->vecs[1], mesh->tnormals_array[i]);
//the s+t vectors are axis-aligned, so fiddle them so they're normal aligned instead
d = -DotProduct(mesh->normals_array[i], mesh->snormals_array[i]);
VectorMA(mesh->snormals_array[i], d, mesh->normals_array[i], mesh->snormals_array[i]);
d = -DotProduct(mesh->normals_array[i], mesh->tnormals_array[i]);
VectorMA(mesh->tnormals_array[i], d, mesh->normals_array[i], mesh->tnormals_array[i]);
VectorNormalize(mesh->snormals_array[i]);
VectorNormalize(mesh->tnormals_array[i]);
//q1bsp has no colour information (fixme: sample from the lightmap?)
for (sty = 0; sty < 1; sty++)
{
mesh->colors4f_array[sty][i][0] = 1;
mesh->colors4f_array[sty][i][1] = 1;
mesh->colors4f_array[sty][i][2] = 1;
mesh->colors4f_array[sty][i][3] = 1;
}
}
}
static void Mod_Batches_BuildModelMeshes(model_t *mod, int maxverts, int maxindicies, void (*build)(model_t *mod, msurface_t *surf, void *cookie), void *buildcookie)
{
batch_t *batch;
msurface_t *surf;
mesh_t *mesh;
int numverts = 0;
int numindicies = 0;
int j;
int sortid;
int sty;
vbo_t vbo;
int styles = mod->lightmaps.surfstyles;
char *ptr;
vbo.indicies.dummy = ZG_Malloc(&loadmodel->memgroup, sizeof(index_t) * maxindicies);
ptr = ZG_Malloc(&loadmodel->memgroup, (sizeof(vecV_t)+sizeof(vec2_t)*(1+styles)+sizeof(vec3_t)*3+sizeof(vec4_t)*styles)* maxverts);
vbo.coord.dummy = ptr;
ptr += sizeof(vecV_t)*maxverts;
for (sty = 0; sty < styles; sty++)
{
vbo.colours[sty].dummy = ptr;
ptr += sizeof(vec4_t)*maxverts;
}
for (; sty < MAXRLIGHTMAPS; sty++)
vbo.colours[sty].dummy = NULL;
vbo.texcoord.dummy = ptr;
ptr += sizeof(vec2_t)*maxverts;
sty = 0;
for (; sty < styles; sty++)
{
vbo.lmcoord[sty].dummy = ptr;
ptr += sizeof(vec2_t)*maxverts;
}
for (; sty < MAXRLIGHTMAPS; sty++)
vbo.lmcoord[sty].dummy = NULL;
vbo.normals.dummy = ptr;
ptr += sizeof(vec3_t)*maxverts;
vbo.svector.dummy = ptr;
ptr += sizeof(vec3_t)*maxverts;
vbo.tvector.dummy = ptr;
ptr += sizeof(vec3_t)*maxverts;
numindicies = 0;
numverts = 0;
//build each mesh
for (sortid=0; sortid<SHADER_SORT_COUNT; sortid++)
{
for (batch = mod->batches[sortid]; batch; batch = batch->next)
{
for (j = 0; j < batch->maxmeshes; j++)
{
surf = (msurface_t*)batch->mesh[j];
mesh = surf->mesh;
batch->mesh[j] = mesh;
mesh->vbofirstvert = numverts;
mesh->vbofirstelement = numindicies;
numverts += mesh->numvertexes;
numindicies += mesh->numindexes;
//set up the arrays. the arrangement is required for the backend to optimise vbos
mesh->xyz_array = (vecV_t*)vbo.coord.dummy + mesh->vbofirstvert;
mesh->st_array = (vec2_t*)vbo.texcoord.dummy + mesh->vbofirstvert;
for (sty = 0; sty < MAXRLIGHTMAPS; sty++)
{
if (vbo.lmcoord[sty].dummy)
mesh->lmst_array[sty] = (vec2_t*)vbo.lmcoord[sty].dummy + mesh->vbofirstvert;
else
mesh->lmst_array[sty] = NULL;
if (vbo.colours[sty].dummy)
mesh->colors4f_array[sty] = (vec4_t*)vbo.colours[sty].dummy + mesh->vbofirstvert;
else
mesh->colors4f_array[sty] = NULL;
}
mesh->normals_array = (vec3_t*)vbo.normals.dummy + mesh->vbofirstvert;
mesh->snormals_array = (vec3_t*)vbo.svector.dummy + mesh->vbofirstvert;
mesh->tnormals_array = (vec3_t*)vbo.tvector.dummy + mesh->vbofirstvert;
mesh->indexes = (index_t*)vbo.indicies.dummy + mesh->vbofirstelement;
mesh->vbofirstvert = 0;
mesh->vbofirstelement = 0;
build(mod, surf, buildcookie);
}
batch->meshes = 0;
batch->firstmesh = 0;
}
}
}
//q1 autoanimates. if the frame is set, it uses the alternate animation.
void Mod_UpdateBatchShader_Q1 (struct batch_s *batch)
{
texture_t *base = batch->texture;
int reletive;
int count;
if (batch->ent->framestate.g[FS_REG].frame[0])
{
if (base->alternate_anims)
base = base->alternate_anims;
}
if (base->anim_total)
{
reletive = (int)(cl.time*10) % base->anim_total;
count = 0;
while (base->anim_min > reletive || base->anim_max <= reletive)
{
base = base->anim_next;
if (!base)
Sys_Error ("R_TextureAnimation: broken cycle");
if (++count > 100)
Sys_Error ("R_TextureAnimation: infinite cycle");
}
}
batch->shader = base->shader;
}
//q2 has direct control over the texture frames used, but typically has the client generate the frame (different flags autogenerate different ranges).
void Mod_UpdateBatchShader_Q2 (struct batch_s *batch)
{
texture_t *base = batch->texture;
int reletive;
int frame = batch->ent->framestate.g[FS_REG].frame[0];
if (batch->ent == &r_worldentity)
frame = cl.time*2;
if (base->anim_total)
{
reletive = frame % base->anim_total;
while (reletive --> 0)
{
base = base->anim_next;
if (!base)
Sys_Error ("R_TextureAnimation: broken cycle");
}
}
batch->shader = base->shader;
}
/*
batch->firstmesh is set only in and for this function, its cleared out elsewhere
*/
static void Mod_Batches_Generate(model_t *mod)
{
int i;
msurface_t *surf;
shader_t *shader;
int sortid;
batch_t *batch, *lbatch = NULL;
vec4_t plane;
//for each surface, find a suitable batch to insert it into.
//we use 'firstmesh' to avoid chucking out too many verts in a single vbo (gl2 hardware tends to have a 16bit limit)
for (i=0; i<mod->nummodelsurfaces; i++)
{
surf = mod->surfaces + mod->firstmodelsurface + i;
shader = surf->texinfo->texture->shader;
if (shader)
{
sortid = shader->sort;
//shaders that are portals need to be split into separate batches to have the same surface planes
if (sortid == SHADER_SORT_PORTAL || (shader->flags & (SHADER_HASREFLECT | SHADER_HASREFRACT)))
{
if (surf->flags & SURF_PLANEBACK)
{
VectorNegate(surf->plane->normal, plane);
plane[3] = -surf->plane->dist;
}
else
{
VectorCopy(surf->plane->normal, plane);
plane[3] = surf->plane->dist;
}
}
else
{
VectorClear(plane);
plane[3] = 0;
}
}
else
{
sortid = SHADER_SORT_OPAQUE;
VectorClear(plane);
plane[3] = 0;
}
if (lbatch && (
lbatch->texture == surf->texinfo->texture &&
lbatch->lightmap[0] == surf->lightmaptexturenums[0] &&
Vector4Compare(plane, lbatch->plane) &&
lbatch->firstmesh + surf->mesh->numvertexes <= MAX_INDICIES) &&
#if MAXRLIGHTMAPS > 1
lbatch->lightmap[1] == surf->lightmaptexturenums[1] &&
lbatch->lightmap[2] == surf->lightmaptexturenums[2] &&
lbatch->lightmap[3] == surf->lightmaptexturenums[3] &&
#endif
lbatch->fog == surf->fog)
batch = lbatch;
else
{
for (batch = mod->batches[sortid]; batch; batch = batch->next)
{
if (
batch->texture == surf->texinfo->texture &&
batch->lightmap[0] == surf->lightmaptexturenums[0] &&
Vector4Compare(plane, batch->plane) &&
batch->firstmesh + surf->mesh->numvertexes <= MAX_INDICIES &&
#if MAXRLIGHTMAPS > 1
batch->lightmap[1] == surf->lightmaptexturenums[1] &&
batch->lightmap[2] == surf->lightmaptexturenums[2] &&
batch->lightmap[3] == surf->lightmaptexturenums[3] &&
#endif
batch->fog == surf->fog)
break;
}
}
if (!batch)
{
batch = ZG_Malloc(&loadmodel->memgroup, sizeof(*batch));
batch->lightmap[0] = surf->lightmaptexturenums[0];
#if MAXRLIGHTMAPS > 1
batch->lightmap[1] = surf->lightmaptexturenums[1];
batch->lightmap[2] = surf->lightmaptexturenums[2];
batch->lightmap[3] = surf->lightmaptexturenums[3];
#endif
batch->texture = surf->texinfo->texture;
batch->shader = surf->texinfo->texture->shader;
if (surf->texinfo->texture->alternate_anims || surf->texinfo->texture->anim_total)
{
if (mod->fromgame == fg_quake2)
batch->buildmeshes = Mod_UpdateBatchShader_Q2;
else
batch->buildmeshes = Mod_UpdateBatchShader_Q1;
}
batch->next = mod->batches[sortid];
batch->ent = &r_worldentity;
batch->fog = surf->fog;
Vector4Copy(plane, batch->plane);
mod->batches[sortid] = batch;
}
surf->sbatch = batch; //let the surface know which batch its in
batch->maxmeshes++;
batch->firstmesh += surf->mesh->numvertexes;
lbatch = batch;
}
}
typedef struct
{
int allocated[LMBLOCK_WIDTH];
int lmnum;
qboolean deluxe;
} lmalloc_t;
static void Mod_LightmapAllocInit(lmalloc_t *lmallocator, qboolean hasdeluxe)
{
memset(lmallocator, 0, sizeof(*lmallocator));
lmallocator->deluxe = hasdeluxe;
}
static void Mod_LightmapAllocDone(lmalloc_t *lmallocator, model_t *mod)
{
mod->lightmaps.first = 1;
mod->lightmaps.count = lmallocator->lmnum;
if (lmallocator->deluxe)
{
mod->lightmaps.first*=2;
mod->lightmaps.count*=2;
mod->lightmaps.deluxemapping = true;
}
else
mod->lightmaps.deluxemapping = false;
}
static void Mod_LightmapAllocBlock(lmalloc_t *lmallocator, int w, int h, unsigned short *x, unsigned short *y, int *tnum)
{
int best, best2;
int i, j;
if (!lmallocator->lmnum)
lmallocator->lmnum = 1;
for(;;)
{
best = LMBLOCK_HEIGHT;
for (i = 0; i <= LMBLOCK_WIDTH - w; i++)
{
best2 = 0;
for (j=0; j < w; j++)
{
if (lmallocator->allocated[i+j] >= best)
break;
if (lmallocator->allocated[i+j] > best2)
best2 = lmallocator->allocated[i+j];
}
if (j == w)
{ // this is a valid spot
*x = i;
*y = best = best2;
}
}
if (best + h > LMBLOCK_HEIGHT)
{
memset(lmallocator->allocated, 0, sizeof(lmallocator->allocated));
lmallocator->lmnum++;
continue;
}
for (i=0; i < w; i++)
lmallocator->allocated[*x + i] = best + h;
if (lmallocator->deluxe)
*tnum = lmallocator->lmnum*2;
else
*tnum = lmallocator->lmnum;
break;
}
}
static void Mod_LightmapAllocSurf(lmalloc_t *lmallocator, msurface_t *surf, int surfstyle)
{
int smax, tmax;
smax = (surf->extents[0]>>4)+1;
tmax = (surf->extents[1]>>4)+1;
if (isDedicated ||
(surf->texinfo->texture->shader && !(surf->texinfo->texture->shader->flags & SHADER_HASLIGHTMAP)) || //fte
(surf->flags & (SURF_DRAWSKY|SURF_DRAWTURB)) || //q1
(surf->texinfo->flags & TEX_SPECIAL) || //the original 'no lightmap'
(surf->texinfo->flags & (TI_SKY|TI_TRANS33|TI_TRANS66|TI_WARP)) || //q2 surfaces
smax > LMBLOCK_WIDTH || tmax > LMBLOCK_HEIGHT || smax < 0 || tmax < 0) //bugs/bounds/etc
{
surf->lightmaptexturenums[surfstyle] = -1;
return;
}
Mod_LightmapAllocBlock (lmallocator, smax, tmax, &surf->light_s[surfstyle], &surf->light_t[surfstyle], &surf->lightmaptexturenums[surfstyle]);
}
static void Mod_Batches_SplitLightmaps(model_t *mod)
{
batch_t *batch;
batch_t *nb;
int i, j, sortid;
msurface_t *surf;
int sty;
for (sortid = 0; sortid < SHADER_SORT_COUNT; sortid++)
for (batch = mod->batches[sortid]; batch != NULL; batch = batch->next)
{
surf = (msurface_t*)batch->mesh[0];
for (sty = 0; sty < MAXRLIGHTMAPS; sty++)
{
batch->lightmap[sty] = surf->lightmaptexturenums[sty];
batch->lmlightstyle[sty] = surf->styles[sty];
}
for (j = 1; j < batch->maxmeshes; j++)
{
surf = (msurface_t*)batch->mesh[j];
for (sty = 0; sty < MAXRLIGHTMAPS; sty++)
{
if (surf->lightmaptexturenums[sty] != batch->lightmap[sty] ||
//fixme: we should merge later (reverted matching) surfaces into the prior batch
surf->styles[sty] != batch->lmlightstyle[sty] ||
surf->vlstyles[sty] != batch->vtlightstyle[sty])
break;
}
if (sty < MAXRLIGHTMAPS)
{
nb = ZG_Malloc(&loadmodel->memgroup, sizeof(*batch));
*nb = *batch;
batch->next = nb;
nb->mesh = batch->mesh + j*2;
nb->maxmeshes = batch->maxmeshes - j;
batch->maxmeshes = j;
for (sty = 0; sty < MAXRLIGHTMAPS; sty++)
{
nb->lightmap[sty] = surf->lightmaptexturenums[sty];
nb->lmlightstyle[sty] = surf->styles[sty];
nb->vtlightstyle[sty] = surf->vlstyles[sty];
}
memmove(nb->mesh, batch->mesh+j, sizeof(msurface_t*)*nb->maxmeshes);
for (i = 0; i < nb->maxmeshes; i++)
{
surf = (msurface_t*)nb->mesh[i];
surf->sbatch = nb;
}
batch = nb;
j = 1;
}
}
}
}
/*
allocates lightmaps and splits batches upon lightmap boundaries
*/
static void Mod_Batches_AllocLightmaps(model_t *mod)
{
batch_t *batch;
batch_t *nb;
lmalloc_t lmallocator;
int i, j, sortid;
msurface_t *surf;
int sty;
Mod_LightmapAllocInit(&lmallocator, mod->deluxdata != NULL);
for (sortid = 0; sortid < SHADER_SORT_COUNT; sortid++)
for (batch = mod->batches[sortid]; batch != NULL; batch = batch->next)
{
surf = (msurface_t*)batch->mesh[0];
Mod_LightmapAllocSurf (&lmallocator, surf, 0);
for (sty = 1; sty < MAXRLIGHTMAPS; sty++)
surf->lightmaptexturenums[sty] = -1;
for (sty = 0; sty < MAXRLIGHTMAPS; sty++)
{
batch->lightmap[sty] = surf->lightmaptexturenums[sty];
batch->lmlightstyle[sty] = 255;//don't do special backend rendering of lightstyles.
batch->vtlightstyle[sty] = 255;//don't do special backend rendering of lightstyles.
}
for (j = 1; j < batch->maxmeshes; j++)
{
surf = (msurface_t*)batch->mesh[j];
Mod_LightmapAllocSurf (&lmallocator, surf, 0);
for (sty = 1; sty < MAXRLIGHTMAPS; sty++)
surf->lightmaptexturenums[sty] = -1;
if (surf->lightmaptexturenums[0] != batch->lightmap[0])
{
nb = ZG_Malloc(&loadmodel->memgroup, sizeof(*batch));
*nb = *batch;
batch->next = nb;
nb->mesh = batch->mesh + j*2;
nb->maxmeshes = batch->maxmeshes - j;
batch->maxmeshes = j;
for (sty = 0; sty < MAXRLIGHTMAPS; sty++)
nb->lightmap[sty] = surf->lightmaptexturenums[sty];
memmove(nb->mesh, batch->mesh+j, sizeof(msurface_t*)*nb->maxmeshes);
for (i = 0; i < nb->maxmeshes; i++)
{
surf = (msurface_t*)nb->mesh[i];
surf->sbatch = nb;
}
batch = nb;
j = 0;
}
}
}
Mod_LightmapAllocDone(&lmallocator, mod);
}
extern void Surf_CreateSurfaceLightmap (msurface_t *surf, int shift);
//if build is NULL, uses q1/q2 surf generation, and allocates lightmaps
void Mod_Batches_Build(mesh_t *meshlist, model_t *mod, void (*build)(model_t *mod, msurface_t *surf, void *cookie), void *buildcookie)
{
int i;
int numverts = 0, numindicies=0;
msurface_t *surf;
mesh_t *mesh;
mesh_t **bmeshes;
int sortid;
batch_t *batch;
currentmodel = mod;
if (!mod->textures)
return;
if (meshlist)
meshlist += mod->firstmodelsurface;
else if (!build)
meshlist = ZG_Malloc(&loadmodel->memgroup, sizeof(mesh_t) * mod->nummodelsurfaces);
for (i=0; i<mod->nummodelsurfaces; i++)
{
surf = mod->surfaces + i + mod->firstmodelsurface;
if (meshlist)
{
mesh = surf->mesh = &meshlist[i];
mesh->numvertexes = surf->numedges;
mesh->numindexes = (surf->numedges-2)*3;
}
else
mesh = surf->mesh;
numverts += mesh->numvertexes;
numindicies += mesh->numindexes;
// surf->lightmaptexturenum = -1;
}
/*assign each mesh to a batch, generating as needed*/
Mod_Batches_Generate(mod);
bmeshes = ZG_Malloc(&loadmodel->memgroup, sizeof(*bmeshes)*mod->nummodelsurfaces*R_MAX_RECURSE);
//we now know which batch each surface is in, and how many meshes there are in each batch.
//allocate the mesh-pointer-lists for each batch. *2 for recursion.
for (i = 0, sortid = 0; sortid < SHADER_SORT_COUNT; sortid++)
for (batch = mod->batches[sortid]; batch != NULL; batch = batch->next)
{
batch->mesh = bmeshes + i;
i += batch->maxmeshes*R_MAX_RECURSE;
}
//store the *surface* into the batch's mesh list (yes, this is an evil cast hack, but at least both are pointers)
for (i=0; i<mod->nummodelsurfaces; i++)
{
surf = mod->surfaces + mod->firstmodelsurface + i;
surf->sbatch->mesh[surf->sbatch->meshes++] = (mesh_t*)surf;
}
if (build)
Mod_Batches_SplitLightmaps(mod);
else
Mod_Batches_AllocLightmaps(mod);
if (!build)
{
build = ModQ1_Batches_BuildQ1Q2Poly;
mod->lightmaps.surfstyles = 1;
}
Mod_Batches_BuildModelMeshes(mod, numverts, numindicies, build, buildcookie);
if (BE_GenBrushModelVBO)
BE_GenBrushModelVBO(mod);
}
#endif
/*
=================
Mod_SetParent
=================
*/
void Mod_SetParent (mnode_t *node, mnode_t *parent)
{
if (!node)
return;
node->parent = parent;
if (node->contents < 0)
return;
Mod_SetParent (node->children[0], node);
Mod_SetParent (node->children[1], node);
}
/*
=================
Mod_LoadNodes
=================
*/
qboolean Mod_LoadNodes (lump_t *l, int lm)
{
int i, j, count, p;
mnode_t *out;
if (lm == 2)
{
dl2node_t *in;
in = (void *)(mod_base + l->fileofs);
if (l->filelen % sizeof(*in))
{
Con_Printf (CON_ERROR "MOD_LoadBmodel: funny lump size in %s\n",loadmodel->name);
return false;
}
count = l->filelen / sizeof(*in);
out = ZG_Malloc(&loadmodel->memgroup, count*sizeof(*out));
loadmodel->nodes = out;
loadmodel->numnodes = count;
for ( i=0 ; i<count ; i++, in++, out++)
{
for (j=0 ; j<3 ; j++)
{
out->minmaxs[j] = LittleFloat (in->mins[j]);
out->minmaxs[3+j] = LittleFloat (in->maxs[j]);
}
p = LittleLong(in->planenum);
out->plane = loadmodel->planes + p;
out->firstsurface = LittleLong (in->firstface);
out->numsurfaces = LittleLong (in->numfaces);
for (j=0 ; j<2 ; j++)
{
p = LittleLong (in->children[j]);
if (p >= 0)
out->children[j] = loadmodel->nodes + p;
else
out->children[j] = (mnode_t *)(loadmodel->leafs + (-1 - p));
}
}
}
else if (lm)
{
dl1node_t *in;
in = (void *)(mod_base + l->fileofs);
if (l->filelen % sizeof(*in))
{
Con_Printf (CON_ERROR "MOD_LoadBmodel: funny lump size in %s\n",loadmodel->name);
return false;
}
count = l->filelen / sizeof(*in);
out = ZG_Malloc(&loadmodel->memgroup, count*sizeof(*out));
loadmodel->nodes = out;
loadmodel->numnodes = count;
for ( i=0 ; i<count ; i++, in++, out++)
{
for (j=0 ; j<3 ; j++)
{
out->minmaxs[j] = LittleShort (in->mins[j]);
out->minmaxs[3+j] = LittleShort (in->maxs[j]);
}
p = LittleLong(in->planenum);
out->plane = loadmodel->planes + p;
out->firstsurface = LittleLong (in->firstface);
out->numsurfaces = LittleLong (in->numfaces);
for (j=0 ; j<2 ; j++)
{
p = LittleLong (in->children[j]);
if (p >= 0)
out->children[j] = loadmodel->nodes + p;
else
out->children[j] = (mnode_t *)(loadmodel->leafs + (-1 - p));
}
}
}
else
{
dsnode_t *in;
in = (void *)(mod_base + l->fileofs);
if (l->filelen % sizeof(*in))
{
Con_Printf (CON_ERROR "MOD_LoadBmodel: funny lump size in %s\n",loadmodel->name);
return false;
}
count = l->filelen / sizeof(*in);
out = ZG_Malloc(&loadmodel->memgroup, count*sizeof(*out));
loadmodel->nodes = out;
loadmodel->numnodes = count;
for ( i=0 ; i<count ; i++, in++, out++)
{
for (j=0 ; j<3 ; j++)
{
out->minmaxs[j] = LittleShort (in->mins[j]);
out->minmaxs[3+j] = LittleShort (in->maxs[j]);
}
p = LittleLong(in->planenum);
out->plane = loadmodel->planes + p;
out->firstsurface = (unsigned short)LittleShort (in->firstface);
out->numsurfaces = (unsigned short)LittleShort (in->numfaces);
for (j=0 ; j<2 ; j++)
{
p = LittleShort (in->children[j]);
if (p >= 0)
out->children[j] = loadmodel->nodes + p;
else
out->children[j] = (mnode_t *)(loadmodel->leafs + (-1 - p));
}
}
}
Mod_SetParent (loadmodel->nodes, NULL); // sets nodes and leafs
return true;
}
/*
=================
Mod_LoadLeafs
=================
*/
qboolean Mod_LoadLeafs (lump_t *l, int lm)
{
mleaf_t *out;
int i, j, count, p;
if (lm==2)
{
dl2leaf_t *in;
in = (void *)(mod_base + l->fileofs);
if (l->filelen % sizeof(*in))
{
Con_Printf (CON_ERROR "MOD_LoadBmodel: funny lump size in %s\n",loadmodel->name);
return false;
}
count = l->filelen / sizeof(*in);
if (count > MAX_MAP_LEAFS)
{
Con_Printf (CON_ERROR "Mod_LoadLeafs: %s has more than %i leafs\n",loadmodel->name, MAX_MAP_LEAFS);
return false;
}
out = ZG_Malloc(&loadmodel->memgroup, count*sizeof(*out));
loadmodel->leafs = out;
loadmodel->numleafs = count;
for ( i=0 ; i<count ; i++, in++, out++)
{
for (j=0 ; j<3 ; j++)
{
out->minmaxs[j] = LittleFloat (in->mins[j]);
out->minmaxs[3+j] = LittleFloat (in->maxs[j]);
}
p = LittleLong(in->contents);
out->contents = p;
out->firstmarksurface = loadmodel->marksurfaces +
LittleLong(in->firstmarksurface);
out->nummarksurfaces = LittleLong(in->nummarksurfaces);
p = LittleLong(in->visofs);
if (p == -1)
out->compressed_vis = NULL;
else
out->compressed_vis = loadmodel->visdata + p;
for (j=0 ; j<4 ; j++)
out->ambient_sound_level[j] = in->ambient_level[j];
#ifndef CLIENTONLY
if (!isDedicated)
#endif
{
// gl underwater warp
if (out->contents != Q1CONTENTS_EMPTY)
{
for (j=0 ; j<out->nummarksurfaces ; j++)
out->firstmarksurface[j]->flags |= SURF_UNDERWATER;
}
if (isnotmap)
{
for (j=0 ; j<out->nummarksurfaces ; j++)
out->firstmarksurface[j]->flags |= SURF_DONTWARP;
}
}
}
}
else if (lm)
{
dl1leaf_t *in;
in = (void *)(mod_base + l->fileofs);
if (l->filelen % sizeof(*in))
{
Con_Printf (CON_ERROR "MOD_LoadBmodel: funny lump size in %s\n",loadmodel->name);
return false;
}
count = l->filelen / sizeof(*in);
if (count > MAX_MAP_LEAFS)
{
Con_Printf (CON_ERROR "Mod_LoadLeafs: %s has more than %i leafs\n",loadmodel->name, MAX_MAP_LEAFS);
return false;
}
out = ZG_Malloc(&loadmodel->memgroup, count*sizeof(*out));
loadmodel->leafs = out;
loadmodel->numleafs = count;
for ( i=0 ; i<count ; i++, in++, out++)
{
for (j=0 ; j<3 ; j++)
{
out->minmaxs[j] = LittleShort (in->mins[j]);
out->minmaxs[3+j] = LittleShort (in->maxs[j]);
}
p = LittleLong(in->contents);
out->contents = p;
out->firstmarksurface = loadmodel->marksurfaces +
LittleLong(in->firstmarksurface);
out->nummarksurfaces = LittleLong(in->nummarksurfaces);
p = LittleLong(in->visofs);
if (p == -1)
out->compressed_vis = NULL;
else
out->compressed_vis = loadmodel->visdata + p;
for (j=0 ; j<4 ; j++)
out->ambient_sound_level[j] = in->ambient_level[j];
#ifndef CLIENTONLY
if (!isDedicated)
#endif
{
// gl underwater warp
if (out->contents != Q1CONTENTS_EMPTY)
{
for (j=0 ; j<out->nummarksurfaces ; j++)
out->firstmarksurface[j]->flags |= SURF_UNDERWATER;
}
if (isnotmap)
{
for (j=0 ; j<out->nummarksurfaces ; j++)
out->firstmarksurface[j]->flags |= SURF_DONTWARP;
}
}
}
}
else
{
dsleaf_t *in;
in = (void *)(mod_base + l->fileofs);
if (l->filelen % sizeof(*in))
{
Con_Printf (CON_ERROR "MOD_LoadBmodel: funny lump size in %s\n",loadmodel->name);
return false;
}
count = l->filelen / sizeof(*in);
if (count > MAX_MAP_LEAFS)
{
Con_Printf (CON_ERROR "Mod_LoadLeafs: %s has more than %i leafs\n",loadmodel->name, MAX_MAP_LEAFS);
return false;
}
out = ZG_Malloc(&loadmodel->memgroup, count*sizeof(*out));
loadmodel->leafs = out;
loadmodel->numleafs = count;
for ( i=0 ; i<count ; i++, in++, out++)
{
for (j=0 ; j<3 ; j++)
{
out->minmaxs[j] = LittleShort (in->mins[j]);
out->minmaxs[3+j] = LittleShort (in->maxs[j]);
}
p = LittleLong(in->contents);
out->contents = p;
out->firstmarksurface = loadmodel->marksurfaces +
(unsigned short)LittleShort(in->firstmarksurface);
out->nummarksurfaces = (unsigned short)LittleShort(in->nummarksurfaces);
p = LittleLong(in->visofs);
if (p == -1)
out->compressed_vis = NULL;
else
out->compressed_vis = loadmodel->visdata + p;
for (j=0 ; j<4 ; j++)
out->ambient_sound_level[j] = in->ambient_level[j];
#ifndef CLIENTONLY
if (!isDedicated)
#endif
{
// gl underwater warp
if (out->contents != Q1CONTENTS_EMPTY)
{
for (j=0 ; j<out->nummarksurfaces ; j++)
out->firstmarksurface[j]->flags |= SURF_UNDERWATER;
}
if (isnotmap)
{
for (j=0 ; j<out->nummarksurfaces ; j++)
out->firstmarksurface[j]->flags |= SURF_DONTWARP;
}
}
}
}
return true;
}
//these are used to boost other info sizes
int numsuplementryplanes;
int numsuplementryclipnodes;
void *suplementryclipnodes;
void *suplementryplanes;
void *crouchhullfile;
void Mod_LoadCrouchHull(void)
{
int i, h;
int numsm;
char crouchhullname[MAX_QPATH];
int *data;
int hulls;
// dclipnode_t *cn;
memset(loadmodel->hulls, 0, sizeof(loadmodel->hulls)); //ensure all the sizes are 0 (this is how we check for the existance of a hull
numsuplementryplanes = numsuplementryclipnodes = 0;
//find a name for a ccn and try to load it.
strcpy(crouchhullname, loadmodel->name);
COM_StripExtension(loadmodel->name, crouchhullname, sizeof(crouchhullname));
COM_DefaultExtension(crouchhullname, ".crh",sizeof(crouchhullname)); //crouch hull
FS_LoadFile(crouchhullname, &crouchhullfile);
if (!crouchhullfile)
return;
data = crouchhullfile;
if (LittleLong(*data++) != ('S') + ('C'<<8) + ('N'<<16) + ('P'<<24)) //make sure it's the right version
return;
if (LittleLong(*data) == 2)
{
data++;
hulls = LittleLong(*data++);
}
else
return;
if (hulls > MAX_MAP_HULLSM - MAX_MAP_HULLSDQ1)
{
return;
}
numsm = LittleLong(*data++);
if (numsm != loadmodel->numsubmodels) //not compatible
return;
numsuplementryplanes = LittleLong(*data++);
numsuplementryclipnodes = LittleLong(*data++);
for (h = 0; h < hulls; h++)
{
for (i = 0; i < 3; i++)
loadmodel->hulls[3+h].clip_mins[i] = LittleLong(*data++);
for (i = 0; i < 3; i++)
loadmodel->hulls[3+h].clip_maxs[i] = LittleLong(*data++);
for (i = 0; i < numsm; i++) //load headnode references
{
loadmodel->submodels[i].headnode[3+h] = LittleLong(*data)+1;
data++;
}
}
suplementryplanes = data;
suplementryclipnodes = (qbyte*)data + sizeof(dplane_t)*numsuplementryplanes;
}
/*
=================
Mod_LoadClipnodes
=================
*/
qboolean Mod_LoadClipnodes (lump_t *l, qboolean lm)
{
dsclipnode_t *ins;
dlclipnode_t *inl;
mclipnode_t *out;
int i, count;
hull_t *hull;
if (lm)
{
ins = NULL;
inl = (void *)(mod_base + l->fileofs);
if (l->filelen % sizeof(*inl))
{
Con_Printf (CON_ERROR "MOD_LoadBmodel: funny lump size in %s\n",loadmodel->name);
return false;
}
count = l->filelen / sizeof(*inl);
}
else
{
ins = (void *)(mod_base + l->fileofs);
inl = NULL;
if (l->filelen % sizeof(*ins))
{
Con_Printf (CON_ERROR "MOD_LoadBmodel: funny lump size in %s\n",loadmodel->name);
return false;
}
count = l->filelen / sizeof(*ins);
}
out = ZG_Malloc(&loadmodel->memgroup, (count+numsuplementryclipnodes)*sizeof(*out));//space for both
loadmodel->clipnodes = out;
loadmodel->numclipnodes = count+numsuplementryclipnodes;
if (hexen2map)
{ //hexen2.
hexen2map=false;
hull = &loadmodel->hulls[1];
hull->clipnodes = out;
hull->firstclipnode = 0;
hull->lastclipnode = count-1;
hull->planes = loadmodel->planes;
hull->clip_mins[0] = -16;
hull->clip_mins[1] = -16;
hull->clip_mins[2] = -24;
hull->clip_maxs[0] = 16;
hull->clip_maxs[1] = 16;
hull->clip_maxs[2] = 32;
hull->available = true;
hull = &loadmodel->hulls[2];
hull->clipnodes = out;
hull->firstclipnode = 0;
hull->lastclipnode = count-1;
hull->planes = loadmodel->planes;
hull->clip_mins[0] = -24;
hull->clip_mins[1] = -24;
hull->clip_mins[2] = -20;
hull->clip_maxs[0] = 24;
hull->clip_maxs[1] = 24;
hull->clip_maxs[2] = 20;
hull->available = true;
hull = &loadmodel->hulls[3];
hull->clipnodes = out;
hull->firstclipnode = 0;
hull->lastclipnode = count-1;
hull->planes = loadmodel->planes;
hull->clip_mins[0] = -16;
hull->clip_mins[1] = -16;
hull->clip_mins[2] = -12;
hull->clip_maxs[0] = 16;
hull->clip_maxs[1] = 16;
hull->clip_maxs[2] = 16;
hull->available = true;
/*
There is some mission-pack weirdness here
in the missionpack, hull 4 is meant to be '-8 -8 -8' '8 8 8'
in the original game, hull 4 is '-40 -40 -42' '40 40 42'
*/
hull = &loadmodel->hulls[4];
hull->clipnodes = out;
hull->firstclipnode = 0;
hull->lastclipnode = count-1;
hull->planes = loadmodel->planes;
hull->clip_mins[0] = -8;
hull->clip_mins[1] = -8;
hull->clip_mins[2] = -8;
hull->clip_maxs[0] = 8;
hull->clip_maxs[1] = 8;
hull->clip_maxs[2] = 8;
hull->available = true;
hull = &loadmodel->hulls[5];
hull->clipnodes = out;
hull->firstclipnode = 0;
hull->lastclipnode = count-1;
hull->planes = loadmodel->planes;
hull->clip_mins[0] = -48;
hull->clip_mins[1] = -48;
hull->clip_mins[2] = -50;
hull->clip_maxs[0] = 48;
hull->clip_maxs[1] = 48;
hull->clip_maxs[2] = 50;
hull->available = true;
//6 isn't used.
//7 isn't used.
}
else if (loadmodel->fromgame == fg_halflife)
{
hull = &loadmodel->hulls[1];
hull->clipnodes = out;
hull->firstclipnode = 0;
hull->lastclipnode = count-1;
hull->planes = loadmodel->planes;
hull->clip_mins[0] = -16;
hull->clip_mins[1] = -16;
hull->clip_mins[2] = -36;//-36 is correct here, but mvdsv uses -32 instead. This breaks prediction between the two
hull->clip_maxs[0] = 16;
hull->clip_maxs[1] = 16;
hull->clip_maxs[2] = hull->clip_mins[2]+72;
hull->available = true;
hull = &loadmodel->hulls[2];
hull->clipnodes = out;
hull->firstclipnode = 0;
hull->lastclipnode = count-1;
hull->planes = loadmodel->planes;
hull->clip_mins[0] = -32;
hull->clip_mins[1] = -32;
hull->clip_mins[2] = -32;
hull->clip_maxs[0] = 32;
hull->clip_maxs[1] = 32;
hull->clip_maxs[2] = hull->clip_mins[2]+64;
hull->available = true;
hull = &loadmodel->hulls[3];
hull->clipnodes = out;
hull->firstclipnode = 0;
hull->lastclipnode = count-1;
hull->planes = loadmodel->planes;
hull->clip_mins[0] = -16;
hull->clip_mins[1] = -16;
hull->clip_mins[2] = -18;
hull->clip_maxs[0] = 16;
hull->clip_maxs[1] = 16;
hull->clip_maxs[2] = hull->clip_mins[2]+36;
hull->available = true;
}
else
{
hull = &loadmodel->hulls[1];
hull->clipnodes = out;
hull->firstclipnode = 0;
hull->lastclipnode = count-1;
hull->planes = loadmodel->planes;
hull->clip_mins[0] = -16;
hull->clip_mins[1] = -16;
hull->clip_mins[2] = -24;
hull->clip_maxs[0] = 16;
hull->clip_maxs[1] = 16;
hull->clip_maxs[2] = 32;
hull->available = true;
hull = &loadmodel->hulls[2];
hull->clipnodes = out;
hull->firstclipnode = 0;
hull->lastclipnode = count-1;
hull->planes = loadmodel->planes;
hull->clip_mins[0] = -32;
hull->clip_mins[1] = -32;
hull->clip_mins[2] = -24;
hull->clip_maxs[0] = 32;
hull->clip_maxs[1] = 32;
hull->clip_maxs[2] = 64;
hull->available = true;
hull = &loadmodel->hulls[3];
hull->clipnodes = out;
hull->firstclipnode = 0;
hull->lastclipnode = count-1;
hull->planes = loadmodel->planes;
hull->clip_mins[0] = -16;
hull->clip_mins[1] = -16;
hull->clip_mins[2] = -6;
hull->clip_maxs[0] = 16;
hull->clip_maxs[1] = 16;
hull->clip_maxs[2] = 30;
hull->available = false;
}
if (lm)
{
for (i=0 ; i<count ; i++, out++, inl++)
{
out->planenum = LittleLong(inl->planenum);
out->children[0] = LittleLong(inl->children[0]);
out->children[1] = LittleLong(inl->children[1]);
}
}
else
{
for (i=0 ; i<count ; i++, out++, ins++)
{
out->planenum = LittleLong(ins->planenum);
out->children[0] = LittleShort(ins->children[0]);
out->children[1] = LittleShort(ins->children[1]);
}
}
if (numsuplementryclipnodes) //now load the crouch ones.
{
/*This looks buggy*/
for (i = 3; i < MAX_MAP_HULLSM; i++)
{
hull = &loadmodel->hulls[i];
hull->planes = suplementryplanes;
hull->clipnodes = out-1;
hull->firstclipnode = 0;
hull->lastclipnode = numsuplementryclipnodes;
hull->available = true;
}
ins = suplementryclipnodes;
for (i=0 ; i<numsuplementryclipnodes ; i++, out++, ins++)
{
out->planenum = LittleLong(ins->planenum);
out->children[0] = LittleShort(ins->children[0]);
out->children[0] += out->children[0]>=0?1:0;
out->children[1] = LittleShort(ins->children[1]);
out->children[1] += out->children[1]>=0?1:0;
}
}
return true;
}
/*
=================
Mod_MakeHull0
Deplicate the drawing hull structure as a clipping hull
=================
*/
void Mod_MakeHull0 (void)
{
mnode_t *in, *child;
mclipnode_t *out;
int i, j, count;
hull_t *hull;
hull = &loadmodel->hulls[0];
in = loadmodel->nodes;
count = loadmodel->numnodes;
out = ZG_Malloc(&loadmodel->memgroup, count*sizeof(*out));
hull->clipnodes = out;
hull->firstclipnode = 0;
hull->lastclipnode = count-1;
hull->planes = loadmodel->planes;
for (i=0 ; i<count ; i++, out++, in++)
{
out->planenum = in->plane - loadmodel->planes;
for (j=0 ; j<2 ; j++)
{
child = in->children[j];
if (child->contents < 0)
out->children[j] = child->contents;
else
out->children[j] = child - loadmodel->nodes;
}
}
}
/*
=================
Mod_LoadMarksurfaces
=================
*/
qboolean Mod_LoadMarksurfaces (lump_t *l, qboolean lm)
{
int i, j, count;
msurface_t **out;
if (lm)
{
int *inl;
inl = (void *)(mod_base + l->fileofs);
if (l->filelen % sizeof(*inl))
{
Con_Printf (CON_ERROR "MOD_LoadBmodel: funny lump size in %s\n",loadmodel->name);
return false;
}
count = l->filelen / sizeof(*inl);
out = ZG_Malloc(&loadmodel->memgroup, count*sizeof(*out));
loadmodel->marksurfaces = out;
loadmodel->nummarksurfaces = count;
for ( i=0 ; i<count ; i++)
{
j = (unsigned int)LittleLong(inl[i]);
if (j >= loadmodel->numsurfaces)
{
Con_Printf (CON_ERROR "Mod_ParseMarksurfaces: bad surface number\n");
return false;
}
out[i] = loadmodel->surfaces + j;
}
}
else
{
short *ins;
ins = (void *)(mod_base + l->fileofs);
if (l->filelen % sizeof(*ins))
{
Con_Printf (CON_ERROR "MOD_LoadBmodel: funny lump size in %s\n",loadmodel->name);
return false;
}
count = l->filelen / sizeof(*ins);
out = ZG_Malloc(&loadmodel->memgroup, count*sizeof(*out));
loadmodel->marksurfaces = out;
loadmodel->nummarksurfaces = count;
for ( i=0 ; i<count ; i++)
{
j = (unsigned short)LittleShort(ins[i]);
if (j >= loadmodel->numsurfaces)
{
Con_Printf (CON_ERROR "Mod_ParseMarksurfaces: bad surface number\n");
return false;
}
out[i] = loadmodel->surfaces + j;
}
}
return true;
}
/*
=================
Mod_LoadSurfedges
=================
*/
qboolean Mod_LoadSurfedges (lump_t *l)
{
int i, count;
int *in, *out;
in = (void *)(mod_base + l->fileofs);
if (l->filelen % sizeof(*in))
{
Con_Printf (CON_ERROR "MOD_LoadBmodel: funny lump size in %s\n",loadmodel->name);
return false;
}
count = l->filelen / sizeof(*in);
out = ZG_Malloc(&loadmodel->memgroup, count*sizeof(*out));
loadmodel->surfedges = out;
loadmodel->numsurfedges = count;
for ( i=0 ; i<count ; i++)
out[i] = LittleLong (in[i]);
return true;
}
/*
=================
Mod_LoadPlanes
=================
*/
qboolean Mod_LoadPlanes (lump_t *l)
{
int i, j;
mplane_t *out;
dplane_t *in;
int count;
int bits;
in = (void *)(mod_base + l->fileofs);
if (l->filelen % sizeof(*in))
{
Con_Printf (CON_ERROR "MOD_LoadBmodel: funny lump size in %s\n",loadmodel->name);
return false;
}
count = l->filelen / sizeof(*in);
out = ZG_Malloc(&loadmodel->memgroup, (count+numsuplementryplanes)*2*sizeof(*out));
loadmodel->planes = out;
loadmodel->numplanes = count+numsuplementryplanes;
for ( i=0 ; i<count ; i++, in++, out++)
{
bits = 0;
for (j=0 ; j<3 ; j++)
{
out->normal[j] = LittleFloat (in->normal[j]);
if (out->normal[j] < 0)
bits |= 1<<j;
}
out->dist = LittleFloat (in->dist);
out->type = LittleLong (in->type);
out->signbits = bits;
}
if (numsuplementryplanes)
{
in = suplementryplanes;
suplementryplanes = out;
for ( i=0 ; i<numsuplementryplanes ; i++, in++, out++)
{
bits = 0;
for (j=0 ; j<3 ; j++)
{
out->normal[j] = LittleFloat (in->normal[j]);
if (out->normal[j] < 0)
bits |= 1<<j;
}
out->dist = LittleFloat (in->dist);
out->type = LittleLong (in->type);
out->signbits = bits;
}
}
return true;
}
#ifndef SERVERONLY
//combination of R_AddDynamicLights and R_MarkLights
static void Q1BSP_StainNode (mnode_t *node, float *parms)
{
mplane_t *splitplane;
float dist;
msurface_t *surf;
int i;
if (node->contents < 0)
return;
splitplane = node->plane;
dist = DotProduct ((parms+1), splitplane->normal) - splitplane->dist;
if (dist > (*parms))
{
Q1BSP_StainNode (node->children[0], parms);
return;
}
if (dist < (-*parms))
{
Q1BSP_StainNode (node->children[1], parms);
return;
}
// mark the polygons
surf = cl.worldmodel->surfaces + node->firstsurface;
for (i=0 ; i<node->numsurfaces ; i++, surf++)
{
if (surf->flags&~(SURF_DRAWALPHA|SURF_DONTWARP|SURF_PLANEBACK))
continue;
Surf_StainSurf(surf, parms);
}
Q1BSP_StainNode (node->children[0], parms);
Q1BSP_StainNode (node->children[1], parms);
}
#endif
void Mod_FixupNodeMinsMaxs (mnode_t *node, mnode_t *parent)
{
if (!node)
return;
if (node->contents >= 0)
{
Mod_FixupNodeMinsMaxs (node->children[0], node);
Mod_FixupNodeMinsMaxs (node->children[1], node);
}
if (parent)
{
if (parent->minmaxs[0] > node->minmaxs[0])
parent->minmaxs[0] = node->minmaxs[0];
if (parent->minmaxs[1] > node->minmaxs[1])
parent->minmaxs[1] = node->minmaxs[1];
if (parent->minmaxs[2] > node->minmaxs[2])
parent->minmaxs[2] = node->minmaxs[2];
if (parent->minmaxs[3] < node->minmaxs[3])
parent->minmaxs[3] = node->minmaxs[3];
if (parent->minmaxs[4] < node->minmaxs[4])
parent->minmaxs[4] = node->minmaxs[4];
if (parent->minmaxs[5] < node->minmaxs[5])
parent->minmaxs[5] = node->minmaxs[5];
}
}
static void Mod_FixupMinsMaxs(void)
{
//q1 bsps are capped to +/- 32767 by the nodes/leafs
//verts arn't though
//so if the map is too big, let's figure out what they should be
float *v;
msurface_t **mark, *surf;
mleaf_t *pleaf;
medge_t *e, *pedges;
int en, lindex;
int i, c, lnumverts;
qboolean needsfixup = false;
if (loadmodel->mins[0] < -32768)
needsfixup = true;
if (loadmodel->mins[1] < -32768)
needsfixup = true;
if (loadmodel->mins[2] < -32768)
needsfixup = true;
if (loadmodel->maxs[0] > 32767)
needsfixup = true;
if (loadmodel->maxs[1] > 32767)
needsfixup = true;
if (loadmodel->maxs[2] > 32767)
needsfixup = true;
if (!needsfixup)
return;
//this is insane.
//why am I writing this?
//by the time the world actually gets this large, the floating point errors are going to be so immensly crazy that it's just not worth it.
pedges = loadmodel->edges;
for (i = 0; i < loadmodel->numleafs; i++)
{
pleaf = &loadmodel->leafs[i];
mark = pleaf->firstmarksurface;
c = pleaf->nummarksurfaces;
if (c)
{
do
{
surf = (*mark++);
lnumverts = surf->numedges;
for (en=0 ; en<lnumverts ; en++)
{
lindex = loadmodel->surfedges[surf->firstedge + en];
if (lindex > 0)
{
e = &pedges[lindex];
v = loadmodel->vertexes[e->v[0]].position;
}
else
{
e = &pedges[-lindex];
v = loadmodel->vertexes[e->v[1]].position;
}
if (pleaf->minmaxs[0] > v[0])
pleaf->minmaxs[0] = v[0];
if (pleaf->minmaxs[1] > v[1])
pleaf->minmaxs[1] = v[1];
if (pleaf->minmaxs[2] > v[2])
pleaf->minmaxs[2] = v[2];
if (pleaf->minmaxs[3] < v[0])
pleaf->minmaxs[3] = v[0];
if (pleaf->minmaxs[4] < v[1])
pleaf->minmaxs[4] = v[1];
if (pleaf->minmaxs[5] < v[2])
pleaf->minmaxs[5] = v[2];
}
} while (--c);
}
}
Mod_FixupNodeMinsMaxs (loadmodel->nodes, NULL); // sets nodes and leafs
}
/*
=================
Mod_LoadBrushModel
=================
*/
qboolean QDECL Mod_LoadBrushModel (model_t *mod, void *buffer, size_t fsize)
{
int i, j;
dheader_t *header;
mmodel_t *bm;
model_t *lm=mod;
unsigned int chksum;
qboolean noerrors;
int longm = false;
mesh_t *meshlist = NULL;
#if (defined(ODE_STATIC) || defined(ODE_DYNAMIC))
qboolean ode = true;
#else
#define ode true
#endif
loadmodel->type = mod_brush;
header = (dheader_t *)buffer;
#ifdef SERVERONLY
isnotmap = !!sv.world.worldmodel;
#else
if ((!cl.worldmodel && cls.state>=ca_connected)
#ifndef CLIENTONLY
|| (!sv.world.worldmodel && sv.active)
#endif
)
isnotmap = false;
else
isnotmap = true;
#endif
i = LittleLong (header->version);
if (i == BSPVERSION || i == BSPVERSIONPREREL)
{
loadmodel->fromgame = fg_quake;
loadmodel->engineflags |= MDLF_NEEDOVERBRIGHT;
}
else if (i == BSPVERSION_LONG1)
{
longm = true;
loadmodel->fromgame = fg_quake;
loadmodel->engineflags |= MDLF_NEEDOVERBRIGHT;
}
else if (i == BSPVERSION_LONG2)
{
longm = 2;
loadmodel->fromgame = fg_quake;
loadmodel->engineflags |= MDLF_NEEDOVERBRIGHT;
}
else if (i == BSPVERSIONHL) //halflife support
loadmodel->fromgame = fg_halflife;
else
{
Con_Printf (CON_ERROR "Mod_LoadBrushModel: %s has wrong version number (%i should be %i)\n", mod->name, i, BSPVERSION);
return false;
}
mod->lightmaps.width = LMBLOCK_WIDTH;
mod->lightmaps.height = LMBLOCK_HEIGHT;
// swap all the lumps
mod_base = (qbyte *)header;
for (i=0 ; i<sizeof(dheader_t)/4 ; i++)
((int *)header)[i] = LittleLong ( ((int *)header)[i]);
Q1BSPX_Setup(loadmodel, mod_base, com_filesize, header->lumps, HEADER_LUMPS);
// checksum all of the map, except for entities
mod->checksum = 0;
mod->checksum2 = 0;
for (i = 0; i < HEADER_LUMPS; i++)
{
if ((unsigned)header->lumps[i].fileofs + (unsigned)header->lumps[i].filelen > com_filesize)
{
Con_Printf (CON_ERROR "Mod_LoadBrushModel: %s appears truncated\n", mod->name);
return false;
}
if (i == LUMP_ENTITIES)
continue;
chksum = Com_BlockChecksum(mod_base + header->lumps[i].fileofs, header->lumps[i].filelen);
mod->checksum ^= chksum;
if (i == LUMP_VISIBILITY || i == LUMP_LEAFS || i == LUMP_NODES)
continue;
mod->checksum2 ^= chksum;
}
if (1)//mod_ebfs.value)
{
char *id;
id = (char *)(header + 1);
if (id[0]=='P' && id[1]=='A' && id[2]=='C' && id[3]=='K')
{ //EBFS detected.
COM_LoadMapPackFile(mod->name, sizeof(dheader_t));
}
}
noerrors = true;
crouchhullfile = NULL;
TRACE(("Loading info\n"));
#ifndef SERVERONLY
if (!isnotmap)
Mod_ParseInfoFromEntityLump(loadmodel, mod_base + header->lumps[LUMP_ENTITIES].fileofs, loadname);
#endif
// load into heap
if (!isDedicated || ode)
{
TRACE(("Loading verts\n"));
noerrors = noerrors && Mod_LoadVertexes (&header->lumps[LUMP_VERTEXES]);
TRACE(("Loading edges\n"));
noerrors = noerrors && Mod_LoadEdges (&header->lumps[LUMP_EDGES], longm);
TRACE(("Loading Surfedges\n"));
noerrors = noerrors && Mod_LoadSurfedges (&header->lumps[LUMP_SURFEDGES]);
}
if (!isDedicated)
{
TRACE(("Loading Textures\n"));
noerrors = noerrors && Mod_LoadTextures (&header->lumps[LUMP_TEXTURES]);
TRACE(("Loading Lighting\n"));
if (noerrors)
Mod_LoadLighting (&header->lumps[LUMP_LIGHTING]);
}
TRACE(("Loading Submodels\n"));
noerrors = noerrors && Mod_LoadSubmodels (&header->lumps[LUMP_MODELS]);
if (noerrors)
{
TRACE(("Loading CH\n"));
Mod_LoadCrouchHull();
}
TRACE(("Loading Planes\n"));
noerrors = noerrors && Mod_LoadPlanes (&header->lumps[LUMP_PLANES]);
if (!isDedicated || ode)
{
TRACE(("Loading Texinfo\n"));
noerrors = noerrors && Mod_LoadTexinfo (&header->lumps[LUMP_TEXINFO]);
TRACE(("Loading Faces\n"));
noerrors = noerrors && Mod_LoadFaces (&header->lumps[LUMP_FACES], longm, &meshlist);
}
if (!isDedicated)
{
TRACE(("Loading MarkSurfaces\n"));
noerrors = noerrors && Mod_LoadMarksurfaces (&header->lumps[LUMP_MARKSURFACES], longm);
}
if (noerrors)
{
TRACE(("Loading Vis\n"));
Mod_LoadVisibility (&header->lumps[LUMP_VISIBILITY]);
}
noerrors = noerrors && Mod_LoadLeafs (&header->lumps[LUMP_LEAFS], longm);
TRACE(("Loading Nodes\n"));
noerrors = noerrors && Mod_LoadNodes (&header->lumps[LUMP_NODES], longm);
TRACE(("Loading Clipnodes\n"));
noerrors = noerrors && Mod_LoadClipnodes (&header->lumps[LUMP_CLIPNODES], longm);
if (noerrors)
{
TRACE(("Loading Entities\n"));
Mod_LoadEntities (&header->lumps[LUMP_ENTITIES]);
TRACE(("Loading hull 0\n"));
Mod_MakeHull0 ();
}
TRACE(("sorting shaders\n"));
if (!isDedicated && noerrors)
Mod_SortShaders();
if (crouchhullfile)
{
FS_FreeFile(crouchhullfile);
crouchhullfile=NULL;
}
if (!noerrors)
{
return false;
}
TRACE(("LoadBrushModel %i\n", __LINE__));
Q1BSP_LoadBrushes(mod);
TRACE(("LoadBrushModel %i\n", __LINE__));
Q1BSP_SetModelFuncs(mod);
TRACE(("LoadBrushModel %i\n", __LINE__));
#ifndef SERVERONLY
mod->funcs.LightPointValues = GLQ1BSP_LightPointValues;
mod->funcs.MarkLights = Q1BSP_MarkLights;
mod->funcs.StainNode = Q1BSP_StainNode;
#endif
mod->numframes = 2; // regular and alternate animation
//
// set up the submodels (FIXME: this is confusing)
//
for (i=0 ; i<mod->numsubmodels ; i++)
{
bm = &mod->submodels[i];
mod->rootnode = mod->nodes + bm->headnode[0];
mod->hulls[0].firstclipnode = bm->headnode[0];
mod->hulls[0].available = true;
Q1BSP_CheckHullNodes(&mod->hulls[0]);
TRACE(("LoadBrushModel %i\n", __LINE__));
for (j=1 ; j<MAX_MAP_HULLSM ; j++)
{
mod->hulls[j].firstclipnode = bm->headnode[j];
mod->hulls[j].lastclipnode = mod->numclipnodes-1;
mod->hulls[j].available &= bm->hullavailable[j];
if (mod->hulls[j].firstclipnode > mod->hulls[j].lastclipnode)
mod->hulls[j].available = false;
if (mod->hulls[j].available)
Q1BSP_CheckHullNodes(&mod->hulls[j]);
}
mod->firstmodelsurface = bm->firstface;
mod->nummodelsurfaces = bm->numfaces;
VectorCopy (bm->maxs, mod->maxs);
VectorCopy (bm->mins, mod->mins);
mod->radius = RadiusFromBounds (mod->mins, mod->maxs);
mod->numleafs = bm->visleafs;
memset(&mod->batches, 0, sizeof(mod->batches));
mod->vbos = NULL;
TRACE(("LoadBrushModel %i\n", __LINE__));
if (meshlist)
{
#ifndef SERVERONLY
Mod_Batches_Build(meshlist, mod, NULL, NULL);
#endif
}
TRACE(("LoadBrushModel %i\n", __LINE__));
if (i < mod->numsubmodels-1)
{ // duplicate the basic information
char name[10];
sprintf (name, "*%i", i+1);
loadmodel = Mod_FindName (name);
*loadmodel = *mod;
strcpy (loadmodel->name, name);
mod = loadmodel;
memset(&mod->memgroup, 0, sizeof(mod->memgroup));
}
TRACE(("LoadBrushModel %i\n", __LINE__));
}
#ifdef RUNTIMELIGHTING
TRACE(("LoadBrushModel %i\n", __LINE__));
if (lightmodel == lm)
LightLoadEntities(lightmodel->entities);
#endif
TRACE(("LoadBrushModel %i\n", __LINE__));
if (1)
Mod_FixupMinsMaxs();
TRACE(("LoadBrushModel %i\n", __LINE__));
#ifdef TERRAIN
lm->terrain = Mod_LoadTerrainInfo(lm, loadname, false);
#endif
return true;
}
/*
==============================================================================
ALIAS MODELS
==============================================================================
*/
//=========================================================
#ifdef SPRMODELS
/*
=================
Mod_LoadSpriteFrame
=================
*/
static void * Mod_LoadSpriteFrame (void * pin, mspriteframe_t **ppframe, int framenum, int version, unsigned char *palette)
{
dspriteframe_t *pinframe;
mspriteframe_t *pspriteframe;
int width, height, size, origin[2];
char name[64];
texid_t texnum;
pinframe = (dspriteframe_t *)pin;
width = LittleLong (pinframe->width);
height = LittleLong (pinframe->height);
size = width * height;
pspriteframe = ZG_Malloc(&loadmodel->memgroup, sizeof (mspriteframe_t));
Q_memset (pspriteframe, 0, sizeof (mspriteframe_t));
*ppframe = pspriteframe;
origin[0] = LittleLong (pinframe->origin[0]);
origin[1] = LittleLong (pinframe->origin[1]);
pspriteframe->up = origin[1];
pspriteframe->down = origin[1] - height;
pspriteframe->left = origin[0];
pspriteframe->right = width + origin[0];
texnum = r_nulltex;
if (!TEXVALID(texnum))
{ //the dp way
Q_strncpyz(name, loadmodel->name, sizeof(name));
Q_strncatz(name, va("_%i.tga", framenum), sizeof(name));
texnum = R_LoadReplacementTexture(name, "sprites", 0);
}
if (!TEXVALID(texnum))
{ //the older fte way.
COM_StripExtension(loadmodel->name, name, sizeof(name));
Q_strncatz(name, va("_%i.tga", framenum), sizeof(name));
texnum = R_LoadReplacementTexture(name, "sprites", 0);
}
if (!TEXVALID(texnum))
{ //the fuhquake way
COM_StripExtension(COM_SkipPath(loadmodel->name), name, sizeof(name));
Q_strncatz(name, va("_%i.tga", framenum), sizeof(name));
texnum = R_LoadReplacementTexture(name, "sprites", 0);
}
if (version == SPRITE32_VERSION)
{
size *= 4;
if (!TEXVALID(texnum))
texnum = R_LoadTexture32 (name, width, height, (unsigned *)(pinframe + 1), IF_NOGAMMA|IF_CLAMP);
}
else if (version == SPRITEHL_VERSION)
{
if (!TEXVALID(texnum))
texnum = R_LoadTexture8Pal32 (name, width, height, (qbyte *)(pinframe + 1), (qbyte*)palette, IF_NOGAMMA|IF_CLAMP);
}
else
{
if (!TEXVALID(texnum))
texnum = R_LoadTexture8 (name, width, height, (qbyte *)(pinframe + 1), IF_NOMIPMAP|IF_NOGAMMA|IF_CLAMP, 1);
}
Q_strncpyz(name, loadmodel->name, sizeof(name));
Q_strncatz(name, va("_%i.tga", framenum), sizeof(name));
pspriteframe->shader = R_RegisterShader(name, SUF_NONE,
"{\n"
"if gl_blendsprites\n"
"program defaultsprite\n"
"else\n"
"program defaultsprite#MASK=1\n"
"endif\n"
"{\n"
"map $diffuse\n"
"alphafunc ge128\n"
"depthwrite\n"
"rgbgen vertex\n"
"alphagen vertex\n"
"}\n"
"}\n"
);
pspriteframe->shader->defaulttextures.base = texnum;
pspriteframe->shader->width = width;
pspriteframe->shader->height = height;
return (void *)((qbyte *)(pinframe+1) + size);
}
/*
=================
Mod_LoadSpriteGroup
=================
*/
static void * Mod_LoadSpriteGroup (void * pin, mspriteframe_t **ppframe, int framenum, int version, unsigned char *palette)
{
dspritegroup_t *pingroup;
mspritegroup_t *pspritegroup;
int i, numframes;
dspriteinterval_t *pin_intervals;
float *poutintervals;
void *ptemp;
pingroup = (dspritegroup_t *)pin;
numframes = LittleLong (pingroup->numframes);
pspritegroup = ZG_Malloc(&loadmodel->memgroup, sizeof (mspritegroup_t) + (numframes - 1) * sizeof (pspritegroup->frames[0]));
pspritegroup->numframes = numframes;
*ppframe = (mspriteframe_t *)pspritegroup;
pin_intervals = (dspriteinterval_t *)(pingroup + 1);
poutintervals = ZG_Malloc(&loadmodel->memgroup, numframes * sizeof (float));
pspritegroup->intervals = poutintervals;
for (i=0 ; i<numframes ; i++)
{
*poutintervals = LittleFloat (pin_intervals->interval);
if (*poutintervals <= 0.0)
{
Con_Printf (CON_ERROR "Mod_LoadSpriteGroup: interval<=0\n");
return NULL;
}
poutintervals++;
pin_intervals++;
}
ptemp = (void *)pin_intervals;
for (i=0 ; i<numframes ; i++)
{
ptemp = Mod_LoadSpriteFrame (ptemp, &pspritegroup->frames[i], framenum * 100 + i, version, palette);
}
return ptemp;
}
/*
=================
Mod_LoadSpriteModel
=================
*/
qboolean QDECL Mod_LoadSpriteModel (model_t *mod, void *buffer, size_t fsize)
{
int i;
int version;
dsprite_t *pin;
msprite_t *psprite;
int numframes;
int size;
dspriteframetype_t *pframetype;
int rendertype=SPRHL_ALPHATEST;
unsigned char pal[256*4];
int sptype;
pin = (dsprite_t *)buffer;
version = LittleLong (pin->version);
if (version != SPRITE_VERSION)
if (version != SPRITE32_VERSION)
if (version != SPRITEHL_VERSION)
{
Con_Printf (CON_ERROR "%s has wrong version number "
"(%i should be %i)\n", mod->name, version, SPRITE_VERSION);
return false;
}
sptype = LittleLong (pin->type);
if (LittleLong(pin->version) == SPRITEHL_VERSION)
{
pin = (dsprite_t*)((char*)pin + 4);
rendertype = LittleLong (pin->type); //not sure what the values mean.
}
numframes = LittleLong (pin->numframes);
size = sizeof (msprite_t) + (numframes - 1) * sizeof (psprite->frames);
psprite = ZG_Malloc(&loadmodel->memgroup, size);
mod->meshinfo = psprite;
switch(sptype)
{
case SPR_VP_PARALLEL_UPRIGHT:
case SPR_FACING_UPRIGHT:
case SPR_VP_PARALLEL:
case SPR_ORIENTED:
// case SPR_VP_PARALLEL_ORIENTED:
// case SPRDP_LABEL:
// case SPRDP_LABEL_SCALE:
// case SPRDP_OVERHEAD:
break;
default:
Con_DPrintf(CON_ERROR "%s has unsupported sprite type %i\n", mod->name, sptype);
sptype = SPR_VP_PARALLEL;
break;
}
psprite->type = sptype;
psprite->maxwidth = LittleLong (pin->width);
psprite->maxheight = LittleLong (pin->height);
psprite->beamlength = LittleFloat (pin->beamlength);
mod->synctype = LittleLong (pin->synctype);
psprite->numframes = numframes;
mod->mins[0] = mod->mins[1] = -psprite->maxwidth/2;
mod->maxs[0] = mod->maxs[1] = psprite->maxwidth/2;
mod->mins[2] = -psprite->maxheight/2;
mod->maxs[2] = psprite->maxheight/2;
if (qrenderer == QR_NONE)
{
mod->type = mod_dummy;
return true;
}
if (version == SPRITEHL_VERSION)
{
int i;
short *numi = (short*)(pin+1);
unsigned char *src = (unsigned char *)(numi+1);
if (LittleShort(*numi) != 256)
{
Con_Printf(CON_ERROR "%s has wrong number of palette indexes (we only support 256)\n", mod->name);
return false;
}
if (rendertype == SPRHL_INDEXALPHA)
{
Con_Printf(CON_ERROR "%s: SPRHL_INDEXALPHA sprites are not supported\n", mod->name);
return false;
}
else
{
for (i = 0; i < 256; i++)
{//FIXME: bgr?
pal[i*4+0] = *src++;
pal[i*4+1] = *src++;
pal[i*4+2] = *src++;
pal[i*4+3] = 255;
}
if (rendertype == SPRHL_ALPHATEST)
{
pal[255*4+0] = 0;
pal[255*4+1] = 0;
pal[255*4+2] = 0;
pal[255*4+3] = 0;
}
}
pframetype = (dspriteframetype_t *)(src);
}
else
pframetype = (dspriteframetype_t *)(pin + 1);
//
// load the frames
//
if (numframes < 1)
{
Con_Printf (CON_ERROR "Mod_LoadSpriteModel: Invalid # of frames: %d\n", numframes);
return false;
}
mod->numframes = numframes;
for (i=0 ; i<numframes ; i++)
{
spriteframetype_t frametype;
frametype = LittleLong (pframetype->type);
psprite->frames[i].type = frametype;
if (frametype == SPR_SINGLE)
{
pframetype = (dspriteframetype_t *)
Mod_LoadSpriteFrame (pframetype + 1,
&psprite->frames[i].frameptr, i, version, pal);
}
else
{
pframetype = (dspriteframetype_t *)
Mod_LoadSpriteGroup (pframetype + 1,
&psprite->frames[i].frameptr, i, version, pal);
}
if (pframetype == NULL)
{
return false;
}
}
mod->type = mod_sprite;
return true;
}
#endif
#ifdef SP2MODELS
qboolean QDECL Mod_LoadSprite2Model (model_t *mod, void *buffer, size_t fsize)
{
int i;
int version;
dmd2sprite_t *pin;
msprite_t *psprite;
int numframes;
int size;
dmd2sprframe_t *pframetype;
mspriteframe_t *frame;
int w, h;
float origin[2];
pin = (dmd2sprite_t *)buffer;
version = LittleLong (pin->version);
if (version != SPRITE2_VERSION)
{
Con_Printf (CON_ERROR "%s has wrong version number "
"(%i should be %i)", mod->name, version, SPRITE2_VERSION);
return false;
}
numframes = LittleLong (pin->numframes);
size = sizeof (msprite_t) + (numframes - 1) * sizeof (psprite->frames);
psprite = ZG_Malloc(&loadmodel->memgroup, size);
mod->meshinfo = psprite;
psprite->type = SPR_VP_PARALLEL;
psprite->maxwidth = 1;
psprite->maxheight = 1;
psprite->beamlength = 1;
mod->synctype = 0;
psprite->numframes = numframes;
mod->mins[0] = mod->mins[1] = -psprite->maxwidth/2;
mod->maxs[0] = mod->maxs[1] = psprite->maxwidth/2;
mod->mins[2] = -psprite->maxheight/2;
mod->maxs[2] = psprite->maxheight/2;
//
// load the frames
//
if (numframes < 1)
{
Con_Printf (CON_ERROR "Mod_LoadSpriteModel: Invalid # of frames: %d\n", numframes);
return false;
}
mod->numframes = numframes;
pframetype = pin->frames;
for (i=0 ; i<numframes ; i++)
{
spriteframetype_t frametype;
frametype = SPR_SINGLE;
psprite->frames[i].type = frametype;
frame = psprite->frames[i].frameptr = ZG_Malloc(&loadmodel->memgroup, sizeof(mspriteframe_t));
frame->shader = R_RegisterPic(pframetype->name);
w = LittleLong(pframetype->width);
h = LittleLong(pframetype->height);
origin[0] = LittleLong (pframetype->origin_x);
origin[1] = LittleLong (pframetype->origin_y);
frame->down = -origin[1];
frame->up = h - origin[1];
frame->left = -origin[0];
frame->right = w - origin[0];
pframetype++;
}
mod->type = mod_sprite;
return true;
}
#endif
#ifdef DSPMODELS
typedef struct {
short width;
short height;
short xpos;
short ypos;
} doomimage_t;
static int QDECL FindDoomSprites(const char *name, qofs_t size, void *param, searchpathfuncs_t *spath)
{
if (*(int *)param + strlen(name)+1 > 16000)
Sys_Error("Too many doom sprites\n");
strcpy((char *)param + *(int *)param, name);
*(int *)param += strlen(name)+1;
return true;
}
static void LoadDoomSpriteFrame(char *imagename, mspriteframedesc_t *pdesc, int anglenum, qboolean xmirrored)
{
int c;
int fr;
int rc;
unsigned int *colpointers;
qbyte *data;
doomimage_t *header;
qbyte image[256*256];
qbyte *palette;
qbyte *coldata;
mspriteframe_t *pframe;
if (!anglenum)
{
pdesc->type = SPR_SINGLE;
pdesc->frameptr = pframe = ZG_Malloc(&loadmodel->memgroup, sizeof(*pframe));
}
else
{
mspritegroup_t *group;
if (!pdesc->frameptr || pdesc->type != SPR_ANGLED)
{
pdesc->type = SPR_ANGLED;
group = ZG_Malloc(&loadmodel->memgroup, sizeof(*group)+sizeof(mspriteframe_t *)*(8-1));
pdesc->frameptr = (mspriteframe_t *)group;
group->numframes = 8;
}
else
group = (mspritegroup_t *)pdesc->frameptr;
pframe = ZG_Malloc(&loadmodel->memgroup, sizeof(*pframe));
group->frames[anglenum-1] = pframe;
}
palette = COM_LoadTempFile("wad/playpal");
header = (doomimage_t *)COM_LoadTempMoreFile(imagename);
data = (qbyte *)header;
pframe->up = +header->ypos;
pframe->down = -header->height + header->ypos;
if (xmirrored)
{
pframe->right = -header->xpos;
pframe->left = header->width - header->xpos;
}
else
{
pframe->left = -header->xpos;
pframe->right = header->width - header->xpos;
}
if (header->width*header->height > sizeof(image))
return;
memset(image, 255, header->width*header->height);
colpointers = (unsigned int*)(data+sizeof(doomimage_t));
for (c = 0; c < header->width; c++)
{
if (colpointers[c] >= com_filesize)
break;
coldata = data + colpointers[c];
while(1)
{
fr = *coldata++;
if (fr == 255)
break;
rc = *coldata++;
coldata++;
if ((fr+rc) > header->height)
break;
while(rc)
{
image[c + fr*header->width] = *coldata++;
fr++;
rc--;
}
coldata++;
}
}
pframe->shader = R_RegisterShader(imagename, SUF_NONE,
"{\n{\nmap $diffuse\nblendfunc blend\n}\n}\n");
pframe->shader->defaulttextures.base = R_LoadTexture8Pal24(imagename, header->width, header->height, image, palette, IF_CLAMP);
R_BuildDefaultTexnums(&pframe->shader->defaulttextures, pframe->shader);
}
/*
=================
Doom Sprites
=================
*/
void Mod_LoadDoomSprite (model_t *mod)
{
char files[16384];
char basename[MAX_QPATH];
int baselen;
char *name;
int numframes=0;
int ofs;
int size;
int elements=0;
int framenum;
int anglenum;
msprite_t *psprite;
COM_StripExtension(mod->name, basename, sizeof(basename));
baselen = strlen(basename);
strcat(basename, "*");
*(int *)files=4;
COM_EnumerateFiles(basename, FindDoomSprites, files);
//find maxframes and validate the rest.
for (ofs = 4; ofs < *(int*)files; ofs+=strlen(files+ofs)+1)
{
name = files+ofs+baselen;
if (!*name)
Host_Error("Doom sprite componant lacks frame name");
if (*name - 'a'+1 > numframes)
numframes = *name - 'a'+1;
if (name[1] < '0' || name[1] > '8')
Host_Error("Doom sprite componant has bad angle number");
if (name[1] == '0')
elements+=8;
else
elements++;
if (name[2]) //is there a second element?
{
if (name[2] - 'a'+1 > numframes)
numframes = name[2] - 'a'+1;
if (name[3] < '0' || name[3] > '8')
Host_Error("Doom sprite componant has bad angle number");
if (name[3] == '0')
elements+=8;
else
elements++;
}
}
if (elements != numframes*8)
Host_Error("Doom sprite has wrong componant count");
if (!numframes)
Host_Error("Doom sprite componant has no frames");
size = sizeof (msprite_t) + (elements - 1) * sizeof (psprite->frames);
psprite = ZG_Malloc(&loadmodel->memgroup, size);
psprite->numframes = numframes;
//do the actual loading.
for (ofs = 4; ofs < *(int*)files; ofs+=strlen(files+ofs)+1)
{
name = files+ofs;
framenum = name[baselen+0] - 'a';
anglenum = name[baselen+1] - '0';
LoadDoomSpriteFrame(name, &psprite->frames[framenum], anglenum, false);
if (name[baselen+2]) //is there a second element?
{
framenum = name[baselen+2] - 'a';
anglenum = name[baselen+3] - '0';
LoadDoomSpriteFrame(name, &psprite->frames[framenum], anglenum, true);
}
}
psprite->type = SPR_FACING_UPRIGHT;
mod->type = mod_sprite;
mod->meshinfo = psprite;
}
#endif
//=============================================================================
/*
================
Mod_Print
================
*/
void Mod_Print (void)
{
int i;
model_t *mod;
Con_Printf ("Cached models:\n");
for (i=0, mod=mod_known ; i < mod_numknown ; i++, mod++)
{
Con_Printf ("%8p : %s\n", mod->meshinfo, mod->name);
}
}
#endif
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