nuq/source/sw_model_alias.c
Bill Currie 73162d8783 the model merge hack is almost complete. gl works but sw sefaults due to
the alias model verts, tris and frames not being loaded correctly.
2000-09-11 05:28:04 +00:00

165 lines
4.2 KiB
C

/*
sw_model_alias.c
model loading and caching
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:
Free Software Foundation, Inc.
59 Temple Place - Suite 330
Boston, MA 02111-1307, USA
$Id$
*/
// models are the only shared resource between a client and server running
// on the same machine.
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include "r_local.h"
#include "sys.h"
#include "console.h"
#include "qendian.h"
#include "checksum.h"
#include "glquake.h"
extern char loadname[];
extern model_t *loadmodel;
/*
==============================================================================
ALIAS MODELS
==============================================================================
*/
extern aliashdr_t *pheader;
extern stvert_t stverts[MAXALIASVERTS];
extern mtriangle_t triangles[MAXALIASTRIS];
// a pose is a single set of vertexes. a frame may be
// an animating sequence of poses
extern trivertx_t *poseverts[MAXALIASFRAMES];
extern int posenum;
extern byte player_8bit_texels[320*200];
void *Mod_LoadSkin (byte *skin, int skinsize, int *pskinindex, int snum, int gnum)
{
byte *pskin;
ushort *pusskin;
int i;
pskin = Hunk_AllocName (skinsize * r_pixbytes, loadname);
*pskinindex = (byte *)pskin - (byte *)pheader;
switch (r_pixbytes) {
case 1:
memcpy (pskin, skin, skinsize);
break;
case 2:
pusskin = (ushort*)skin;
for (i=0; i<skinsize; i++)
pusskin[i] = d_8to16table[skin[i]];
break;
default:
Sys_Error ("Mod_LoadAliasSkin: driver set invalid r_pixbytes: %d\n",
r_pixbytes);
break;
}
return skin + skinsize;
}
/*
===============
Mod_LoadAllSkins
===============
*/
void *Mod_LoadAllSkins (int numskins, daliasskintype_t *pskintype, int *pskinindex)
{
int i, j;
int skinsize;
byte *skin;
int groupskins;
daliasskingroup_t *pinskingroup;
daliasskininterval_t *pinskinintervals;
maliasskindesc_t *pskindesc;
maliasskingroup_t *paliasskingroup;
float *poutskinintervals;
skin = (byte *)pskintype;
if (numskins < 1 || numskins > MAX_SKINS)
Sys_Error ("Mod_LoadAliasModel: Invalid # of skins: %d\n", numskins);
skinsize = pheader->mdl.skinwidth * pheader->mdl.skinheight;
pskindesc = Hunk_AllocName (numskins * sizeof (maliasskindesc_t),
loadname);
pheader->skindesc = (byte *)pskindesc - (byte *)pheader;
for (i=0 ; i<numskins ; i++)
{
if (pskintype->type == ALIAS_SKIN_SINGLE) {
skin+=4;
skin = Mod_LoadSkin (skin, skinsize, &pskindesc[i].skin, i, 0);
} else {
pskintype++;
pinskingroup = (daliasskingroup_t *)pskintype;
groupskins = LittleLong (pinskingroup->numskins);
j = sizeof (maliasskingroup_t) +
(groupskins - 1) * sizeof (paliasskingroup->skindescs[0]);
j = (int)&((maliasskingroup_t*)0)->skindescs[groupskins];
paliasskingroup = Hunk_AllocName (j, loadname);
paliasskingroup->numskins = groupskins;
*pskinindex = (byte *)paliasskingroup - (byte *)pheader;
pinskinintervals = (daliasskininterval_t *)(pinskingroup + 1);
poutskinintervals = Hunk_AllocName (groupskins * sizeof (float),loadname);
paliasskingroup->intervals = (byte *)poutskinintervals - (byte *)pheader;
for (i=0 ; i<groupskins ; i++) {
*poutskinintervals = LittleFloat (pinskinintervals->interval);
if (*poutskinintervals <= 0)
Sys_Error ("Mod_LoadAliasSkinGroup: interval<=0");
poutskinintervals++;
pinskinintervals++;
}
pskintype = (void *)pinskinintervals;
skin = (byte *)pskintype;
for (j=0 ; j<groupskins ; j++)
{
skin+=4;
skin = Mod_LoadSkin (skin, skinsize, &paliasskingroup->skindescs[i].skin, i, j);
}
}
}
return (void *)skin;
}
void GL_MakeAliasModelDisplayLists (model_t *m, aliashdr_t *hdr)
{
}