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Xash3DArchive/render/gl_model.c

1047 lines
23 KiB
C

/*
Copyright (C) 1997-2001 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
#include "gl_local.h"
model_t *loadmodel;
int modfilelen;
void Mod_LoadSpriteModel (model_t *mod, void *buffer);
void Mod_LoadStudioModel (model_t *mod, void *buffer);
void Mod_LoadBrushModel (model_t *mod, void *buffer);
model_t *Mod_LoadModel (model_t *mod, bool crash);
byte mod_novis[MAX_MAP_LEAFS/8];
#define MAX_MOD_KNOWN 512
model_t mod_known[MAX_MOD_KNOWN];
int mod_numknown;
// the inline * models from the current map are kept seperate
model_t mod_inline[MAX_MOD_KNOWN];
int registration_sequence;
/*
===============
Mod_PointInLeaf
===============
*/
mleaf_t *Mod_PointInLeaf (vec3_t p, model_t *model)
{
mnode_t *node;
float d;
cplane_t *plane;
if (!model || !model->nodes) Sys_Error("Mod_PointInLeaf: bad model");
node = model->nodes;
while (1)
{
if (node->contents != -1)
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_DecompressVis
===================
*/
byte *Mod_DecompressVis (byte *in, model_t *model)
{
static byte decompressed[MAX_MAP_LEAFS/8];
int c;
byte *out;
int row;
row = (model->vis->numclusters+7)>>3;
out = decompressed;
if (!in)
{ // no vis info, so make all visible
while (row)
{
*out++ = 0xff;
row--;
}
return decompressed;
}
do
{
if (*in)
{
*out++ = *in++;
continue;
}
c = in[1];
in += 2;
while (c)
{
*out++ = 0;
c--;
}
} while (out - decompressed < row);
return decompressed;
}
/*
==============
Mod_ClusterPVS
==============
*/
byte *Mod_ClusterPVS (int cluster, model_t *model)
{
if (cluster == -1 || !model->vis)
return mod_novis;
return Mod_DecompressVis ( (byte *)model->vis + model->vis->bitofs[cluster][DVIS_PVS],
model);
}
//===============================================================================
/*
================
Mod_Modellist_f
================
*/
void Mod_Modellist_f (void)
{
int i;
model_t *mod;
int total;
total = 0;
Msg("Loaded models:\n");
for (i=0, mod=mod_known ; i < mod_numknown ; i++, mod++)
{
if (!mod->name[0])
continue;
//Msg("%8i : %s\n",mod->mempool->totalsize, mod->name);
//total += mod->mempool->totalsize;
}
Msg("Total resident: %i\n", total);
}
/*
===============
Mod_Init
===============
*/
void Mod_Init (void)
{
memset (mod_novis, 0xff, sizeof(mod_novis));
}
/*
==================
Mod_ForName
Loads in a model for the given name
==================
*/
model_t *Mod_ForName(char *name, bool crash)
{
model_t *mod;
uint *buf;
int i;
if (!name[0]) return NULL;
// inline models are grabbed only from worldmodel
if (name[0] == '*')
{
i = atoi(name + 1);
if (i < 1 || !r_worldmodel || i >= r_worldmodel->numsubmodels)
{
Msg("Warning: bad inline model number %i\n", i );
return NULL;
}
// prolonge registration
mod_inline[i].registration_sequence = registration_sequence;
return &mod_inline[i];
}
// search the currently loaded models
for (i = 0, mod = mod_known; i < mod_numknown; i++, mod++)
{
if (!mod->name[0]) continue;
if (!strcmp (mod->name, name))
{
// prolonge registration
mod->registration_sequence = registration_sequence;
return mod;
}
}
// find a free model slot spot
for (i = 0, mod = mod_known; i < mod_numknown; i++, mod++)
{
if (!mod->name[0]) break;// free spot
}
if (i == mod_numknown)
{
if (mod_numknown == MAX_MOD_KNOWN)
Sys_Error ("mod_numknown == MAX_MOD_KNOWN");
mod_numknown++;
}
strcpy (mod->name, name);
// load the file
buf = (uint *)FS_LoadFile (mod->name, &modfilelen);
if (!buf)
{
if (crash) Sys_Error ("Mod_NumForName: %s not found", mod->name);
memset (mod->name, 0, sizeof(mod->name));
return NULL;
}
mod->mempool = Mem_AllocPool(mod->name);
loadmodel = mod;
//
// fill it in
//
// call the apropriate loader
switch (LittleLong(*(unsigned *)buf))
{
case IDBSPMODHEADER:
Mod_LoadBrushModel (mod, buf);
break;
case IDSTUDIOHEADER:
Mod_LoadStudioModel ( mod, buf );
break;
case IDSPRITEHEADER:
Mod_LoadSpriteModel ( mod, buf );
break;
default:
//will be freed at end of registration
Msg("Mod_NumForName: unknown file id for %s, unloaded\n", mod->name);
break;
}
Mem_Free( buf );//free buffer
return mod;
}
/*
===============================================================================
BRUSHMODEL LOADING
===============================================================================
*/
byte *mod_base;
/*
=================
Mod_LoadLighting
=================
*/
void Mod_LoadLighting (lump_t *l)
{
if (!l->filelen)
{
loadmodel->lightdata = NULL;
return;
}
loadmodel->lightdata = Mem_Alloc( loadmodel->mempool, l->filelen);
memcpy(loadmodel->lightdata, mod_base + l->fileofs, l->filelen);
}
/*
=================
Mod_LoadVisibility
=================
*/
void Mod_LoadVisibility (lump_t *l)
{
int i;
if (!l->filelen)
{
loadmodel->vis = NULL;
return;
}
//TODO: calculate fast visibility from leafs
loadmodel->vis = Mem_Alloc( loadmodel->mempool, l->filelen);
memcpy (loadmodel->vis, mod_base + l->fileofs, l->filelen);
loadmodel->vis->numclusters = LittleLong (loadmodel->vis->numclusters);
for (i=0 ; i<loadmodel->vis->numclusters ; i++)
{
loadmodel->vis->bitofs[i][0] = LittleLong (loadmodel->vis->bitofs[i][0]);
loadmodel->vis->bitofs[i][1] = LittleLong (loadmodel->vis->bitofs[i][1]);
}
}
/*
=================
Mod_LoadVertexes
=================
*/
void 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))
Sys_Error("MOD_LoadBmodel: funny lump size in %s",loadmodel->name);
count = l->filelen / sizeof(*in);
out = Mem_Alloc( loadmodel->mempool, 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]);
}
}
/*
=================
RadiusFromBounds
=================
*/
float RadiusFromBounds (vec3_t mins, vec3_t maxs)
{
int i;
vec3_t corner;
for (i=0 ; i<3 ; i++)
{
corner[i] = fabs(mins[i]) > fabs(maxs[i]) ? fabs(mins[i]) : fabs(maxs[i]);
}
return VectorLength (corner);
}
/*
=================
Mod_LoadSubmodels
=================
*/
void Mod_LoadSubmodels (lump_t *l)
{
dmodel_t *in;
mmodel_t *out;
int i, j, count;
in = (void *)(mod_base + l->fileofs);
if (l->filelen % sizeof(*in))
Sys_Error ("MOD_LoadBmodel: funny lump size in %s",loadmodel->name);
count = l->filelen / sizeof(*in);
out = Mem_Alloc( loadmodel->mempool, count*sizeof(*out));
loadmodel->submodels = out;
loadmodel->numsubmodels = count;
for ( i=0 ; i<count ; i++, in++, out++)
{
for (j=0 ; j<3 ; j++)
{ // spread the mins / maxs by a pixel
out->mins[j] = LittleFloat (in->mins[j]) - 1;
out->maxs[j] = LittleFloat (in->maxs[j]) + 1;
out->origin[j] = LittleFloat (in->origin[j]);
}
out->radius = RadiusFromBounds (out->mins, out->maxs);
out->headnode = LittleLong (in->headnode);
out->firstface = LittleLong (in->firstface);
out->numfaces = LittleLong (in->numfaces);
}
}
/*
=================
Mod_LoadEdges
=================
*/
void Mod_LoadEdges (lump_t *l)
{
dedge_t *in;
medge_t *out;
int i, count;
in = (void *)(mod_base + l->fileofs);
if (l->filelen % sizeof(*in))
Sys_Error("MOD_LoadBmodel: funny lump size in %s",loadmodel->name);
count = l->filelen / sizeof(*in);
out = Mem_Alloc( loadmodel->mempool, count * 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]);
}
}
/*
=================
Mod_LoadTexinfo
=================
*/
void Mod_LoadTexinfo (lump_t *l)
{
texinfo_t *in;
mtexinfo_t *out, *step;
int i, j, count;
int next;
in = (void *)(mod_base + l->fileofs);
if (l->filelen % sizeof(*in))
Sys_Error("MOD_LoadBmodel: funny lump size in %s",loadmodel->name);
count = l->filelen / sizeof(*in);
out = Mem_Alloc( loadmodel->mempool, count * sizeof(*out));
loadmodel->texinfo = out;
loadmodel->numtexinfo = count;
for ( i = 0; i < count; i++, in++, out++)
{
for (j=0 ; j<8 ; j++)
out->vecs[0][j] = LittleFloat(in->vecs[0][j]);
out->flags = LittleLong (in->flags);
next = LittleLong (in->nexttexinfo);
if (next > 0) out->next = loadmodel->texinfo + next;
else out->next = NULL;
out->image = R_FindImage (in->texture, NULL, 0, it_wall);
if (!out->image)
{
Msg("Couldn't load %s\n", in->texture);
out->image = r_notexture;
}
}
// count animation frames
for (i = 0; i < count; i++)
{
out = &loadmodel->texinfo[i];
out->numframes = 1;
for (step = out->next; step && step != out; step = step->next)
out->numframes++;
}
}
/*
================
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] * 16;
s->extents[i] = (bmaxs[i] - bmins[i]) * 16;
// if ( !(tex->flags & TEX_SPECIAL) && s->extents[i] > 512 /* 256 */ )
// Sys_Error ("Bad surface extents");
}
}
void GL_BuildPolygonFromSurface(msurface_t *fa);
void GL_CreateSurfaceLightmap (msurface_t *surf);
void GL_EndBuildingLightmaps (void);
void GL_BeginBuildingLightmaps (model_t *m);
/*
=================
Mod_LoadFaces
=================
*/
void Mod_LoadFaces (lump_t *l)
{
dface_t *in;
msurface_t *out;
int i, count, surfnum;
int planenum, side;
int ti;
in = (void *)(mod_base + l->fileofs);
if (l->filelen % sizeof(*in)) Sys_Error("MOD_LoadBmodel: funny lump size in %s",loadmodel->name);
count = l->filelen / sizeof(*in);
out = Mem_Alloc( loadmodel->mempool, count*sizeof(*out));
loadmodel->surfaces = out;
loadmodel->numsurfaces = count;
currentmodel = loadmodel;
GL_BeginBuildingLightmaps (loadmodel);
for ( surfnum=0 ; surfnum<count ; surfnum++, in++, out++)
{
out->firstedge = LittleLong(in->firstedge);
out->numedges = LittleShort(in->numedges);
out->flags = 0;
out->polys = NULL;
planenum = LittleShort(in->planenum);
side = LittleShort(in->side);
if (side)
out->flags |= SURF_PLANEBACK;
out->plane = loadmodel->planes + planenum;
ti = LittleShort (in->texinfo);
if (ti < 0 || ti >= loadmodel->numtexinfo)
Sys_Error("MOD_LoadBmodel: bad texinfo number");
out->texinfo = loadmodel->texinfo + ti;
CalcSurfaceExtents (out);
// lighting info
for (i=0 ; i<MAXLIGHTMAPS ; i++)
out->styles[i] = in->styles[i];
i = LittleLong(in->lightofs);
if (i == -1)
out->samples = NULL;
else
out->samples = loadmodel->lightdata + i;
// set the drawing flags
if (out->texinfo->flags & SURF_WARP)
{
out->flags |= SURF_DRAWTURB;
for (i=0 ; i<2 ; i++)
{
out->extents[i] = 16384;
out->texturemins[i] = -8192;
}
GL_SubdivideSurface (out); // cut up polygon for warps
}
// create lightmaps and polygons
if ( !(out->texinfo->flags & (SURF_SKY|SURF_TRANS33|SURF_TRANS66|SURF_WARP) ) )
GL_CreateSurfaceLightmap (out);
if (! (out->texinfo->flags & SURF_WARP) )
GL_BuildPolygonFromSurface(out);
}
GL_EndBuildingLightmaps ();
}
/*
=================
Mod_SetParent
=================
*/
void Mod_SetParent (mnode_t *node, mnode_t *parent)
{
node->parent = parent;
if (node->contents != -1)
return;
Mod_SetParent (node->children[0], node);
Mod_SetParent (node->children[1], node);
}
/*
=================
Mod_LoadNodes
=================
*/
void Mod_LoadNodes (lump_t *l)
{
int i, j, count, p;
dnode_t *in;
mnode_t *out;
in = (void *)(mod_base + l->fileofs);
if (l->filelen % sizeof(*in))
Sys_Error("MOD_LoadBmodel: funny lump size in %s",loadmodel->name);
count = l->filelen / sizeof(*in);
out = Mem_Alloc( loadmodel->mempool, 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 = LittleShort (in->firstface);
out->numsurfaces = LittleShort (in->numfaces);
out->contents = -1; // differentiate from leafs
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));
}
}
Mod_SetParent (loadmodel->nodes, NULL); // sets nodes and leafs
}
/*
=================
Mod_LoadLeafs
=================
*/
void Mod_LoadLeafs (lump_t *l)
{
dleaf_t *in;
mleaf_t *out;
int i, j, count, p;
// glpoly_t *poly;
in = (void *)(mod_base + l->fileofs);
if (l->filelen % sizeof(*in))
Sys_Error ("MOD_LoadBmodel: funny lump size in %s",loadmodel->name);
count = l->filelen / sizeof(*in);
out = Mem_Alloc( loadmodel->mempool, 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->cluster = LittleShort(in->cluster);
out->area = LittleShort(in->area);
out->firstmarksurface = loadmodel->marksurfaces +
LittleShort(in->firstleafface);
out->nummarksurfaces = LittleShort(in->numleaffaces);
// gl underwater warp
#if 0
if (out->contents & (CONTENTS_WATER|CONTENTS_SLIME|CONTENTS_LAVA|CONTENTS_THINWATER) )
{
for (j=0 ; j<out->nummarksurfaces ; j++)
{
out->firstmarksurface[j]->flags |= SURF_UNDERWATER;
for (poly = out->firstmarksurface[j]->polys ; poly ; poly=poly->next)
poly->flags |= SURF_UNDERWATER;
}
}
#endif
}
}
/*
=================
Mod_LoadMarksurfaces
=================
*/
void Mod_LoadMarksurfaces (lump_t *l)
{
int i, j, count;
short *in;
msurface_t **out;
in = (void *)(mod_base + l->fileofs);
if (l->filelen % sizeof(*in))
Sys_Error ("MOD_LoadBmodel: funny lump size in %s",loadmodel->name);
count = l->filelen / sizeof(*in);
out = Mem_Alloc( loadmodel->mempool, count*sizeof(*out));
loadmodel->marksurfaces = out;
loadmodel->nummarksurfaces = count;
for ( i=0 ; i<count ; i++)
{
j = LittleShort(in[i]);
if (j < 0 || j >= loadmodel->numsurfaces)
Sys_Error ("Mod_ParseMarksurfaces: bad surface number");
out[i] = loadmodel->surfaces + j;
}
}
/*
=================
Mod_LoadSurfedges
=================
*/
void Mod_LoadSurfedges (lump_t *l)
{
int i, count;
int *in, *out;
in = (void *)(mod_base + l->fileofs);
if (l->filelen % sizeof(*in))
Sys_Error ("MOD_LoadBmodel: funny lump size in %s",loadmodel->name);
count = l->filelen / sizeof(*in);
if (count < 1 || count >= MAX_MAP_SURFEDGES)
Sys_Error ("MOD_LoadBmodel: bad surfedges count in %s: %i",
loadmodel->name, count);
out = Mem_Alloc( loadmodel->mempool, count*sizeof(*out));
loadmodel->surfedges = out;
loadmodel->numsurfedges = count;
for ( i=0 ; i<count ; i++)
out[i] = LittleLong (in[i]);
}
/*
=================
Mod_LoadPlanes
=================
*/
void Mod_LoadPlanes (lump_t *l)
{
int i, j;
cplane_t *out;
dplane_t *in;
int count;
int bits;
in = (void *)(mod_base + l->fileofs);
if (l->filelen % sizeof(*in))
Sys_Error ("MOD_LoadBmodel: funny lump size in %s",loadmodel->name);
count = l->filelen / sizeof(*in);
out = Mem_Alloc( loadmodel->mempool, count*2*sizeof(*out));
loadmodel->planes = out;
loadmodel->numplanes = count;
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;
}
}
/*
=================
Mod_SetupSubmodels
=================
*/
void Mod_SetupSubmodels( model_t *mod )
{
int i;
mmodel_t *bm;
for (i = 0; i < mod->numsubmodels; i++ )
{
model_t *starmod;
bm = &mod->submodels[i];
starmod = &mod_inline[i];
*starmod = *loadmodel;
starmod->firstmodelsurface = bm->firstface;
starmod->nummodelsurfaces = bm->numfaces;
starmod->firstnode = bm->headnode;
if (starmod->firstnode >= loadmodel->numnodes)
Sys_Error ("Inline model %i has bad firstnode", i);
VectorCopy (bm->maxs, starmod->maxs);
VectorCopy (bm->mins, starmod->mins);
starmod->radius = bm->radius;
if (i == 0) *loadmodel = *starmod;
starmod->numleafs = bm->visleafs;
}
}
/*
=================
Mod_LoadBrushModel
=================
*/
void Mod_LoadBrushModel (model_t *mod, void *buffer)
{
int i;
dheader_t *header;
loadmodel->type = mod_brush;
if (loadmodel != mod_known)
{
Msg("Warning: loaded a brush model after the world\n");
return;
}
header = (dheader_t *)buffer;
i = LittleLong (header->version);
if (i != BSPMOD_VERSION)
Sys_Error ("Mod_LoadBrushModel: %s has wrong version number (%i should be %i)", mod->name, i, BSPMOD_VERSION);
// swap all the lumps
mod_base = (byte *)header;
for (i = 0; i < sizeof(dheader_t)/4; i++) ((int *)header)[i] = LittleLong ( ((int *)header)[i]);
// load into heap
Mod_LoadVertexes (&header->lumps[LUMP_VERTEXES]);
Mod_LoadEdges (&header->lumps[LUMP_EDGES]);
Mod_LoadSurfedges (&header->lumps[LUMP_SURFEDGES]);
Mod_LoadLighting (&header->lumps[LUMP_LIGHTING]);
Mod_LoadPlanes (&header->lumps[LUMP_PLANES]);
Mod_LoadTexinfo (&header->lumps[LUMP_TEXINFO]);
Mod_LoadFaces (&header->lumps[LUMP_FACES]);
Mod_LoadMarksurfaces (&header->lumps[LUMP_LEAFFACES]);
Mod_LoadVisibility (&header->lumps[LUMP_VISIBILITY]);
Mod_LoadLeafs (&header->lumps[LUMP_LEAFS]);
Mod_LoadNodes (&header->lumps[LUMP_NODES]);
Mod_LoadSubmodels (&header->lumps[LUMP_MODELS]);
Mod_SetupSubmodels( mod );// set up the submodels
mod->numframes = 2; // regular and alternate animation
mod->registration_sequence = registration_sequence;//register model
}
/*
=================
Mod_LoadStudioModel
=================
*/
void Mod_LoadStudioModel (model_t *mod, void *buffer)
{
R_StudioLoadModel (mod, buffer);
mod->type = mod_studio;
}
/*
=================
Mod_LoadSpriteModel
=================
*/
void Mod_LoadSpriteModel (model_t *mod, void *buffer)
{
R_SpriteLoadModel( mod, buffer );
mod->type = mod_sprite;
}
//=============================================================================
/*
@@@@@@@@@@@@@@@@@@@@@
R_BeginRegistration
Specifies the model that will be used as the world
@@@@@@@@@@@@@@@@@@@@@
*/
void R_BeginRegistration (char *model)
{
char fullname[MAX_QPATH];
cvar_t *flushmap;
registration_sequence++;
r_oldviewcluster = -1; // force markleafs
sprintf (fullname, "maps/%s.bsp", model);
// explicitly free the old map if different
// this guarantees that mod_known[0] is the world map
flushmap = ri.Cvar_Get ("flushmap", "0", 0);
if ( strcmp(mod_known[0].name, fullname) || flushmap->value)
Mod_Free (&mod_known[0]);
r_worldmodel = Mod_ForName(fullname, true);
r_viewcluster = -1;
}
/*
@@@@@@@@@@@@@@@@@@@@@
R_RegisterModel
@@@@@@@@@@@@@@@@@@@@@
*/
model_t *R_RegisterModel (char *name)
{
model_t *mod;
int i;
mod = Mod_ForName (name, false);
if (mod)
{
switch(mod->type)
{
case mod_brush:
for (i = 0; i < mod->numtexinfo; i++)
mod->texinfo[i].image->registration_sequence = registration_sequence;
break;
case mod_studio:
case mod_sprite:
for (i=0 ; i<mod->numtexinfo ; i++)
mod->skins[i]->registration_sequence = registration_sequence;
break;
default:
return NULL;
}
}
return mod;
}
/*
@@@@@@@@@@@@@@@@@@@@@
R_EndRegistration
@@@@@@@@@@@@@@@@@@@@@
*/
void R_EndRegistration (void)
{
int i;
model_t *mod;
for (i = 0, mod = mod_known; i < mod_numknown; i++, mod++)
{
if (!mod->name[0]) continue;
if (mod->registration_sequence != registration_sequence)
{
Msg("free %s\n", mod->name );
Mod_Free (mod);
}
}
R_ImageFreeUnused();
}
//=============================================================================
/*
================
Mod_Free
================
*/
void Mod_Free (model_t *mod)
{
Mem_FreePool( &mod->mempool );
memset (mod, 0, sizeof(*mod));
mod = NULL;
}
/*
================
Mod_FreeAll
================
*/
void Mod_FreeAll (void)
{
int i;
for (i=0 ; i<mod_numknown ; i++)
{
if (mod_known[i].mempool)
Mod_Free (&mod_known[i]);
}
}