newtree/source/gl_model_brush.c

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/*
gl_model_brush.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
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#ifdef HAVE_STRING_H
# include <string.h>
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#endif
#ifdef HAVE_STRINGS_H
# include <strings.h>
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#endif
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#include "console.h"
#include "glquake.h"
#include "model.h"
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#include "qendian.h"
#include "quakefs.h"
int Mod_Fullbright (byte * skin, int width, int height, char *name);
extern model_t *loadmodel;
extern char loadname[];
extern byte *mod_base;
const int mod_lightmap_bytes = 3;
void
Mod_ProcessTexture (miptex_t *mt, texture_t *tx)
{
char name[32];
snprintf (name, sizeof (name), "fb_%s", mt->name);
tx->gl_fb_texturenum =
Mod_Fullbright ((byte *) (tx + 1), tx->width, tx->height, name);
tx->gl_texturenum =
GL_LoadTexture (mt->name, tx->width, tx->height, (byte *) (tx + 1),
true, false, 1);
}
/*
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Mod_LoadLighting
*/
void
Mod_LoadLighting (lump_t *l)
{
int i;
byte *in, *out, *data;
byte d;
char litfilename[1024];
loadmodel->lightdata = NULL;
// LordHavoc: check for a .lit file to load
strcpy (litfilename, loadmodel->name);
COM_StripExtension (litfilename, litfilename);
strncat (litfilename, ".lit", sizeof (litfilename) - strlen (litfilename));
data = (byte *) COM_LoadHunkFile (litfilename);
if (data) {
if (data[0] == 'Q' && data[1] == 'L' && data[2] == 'I'
&& data[3] == 'T') {
i = LittleLong (((int *) data)[1]);
if (i == 1) {
Con_DPrintf ("%s loaded", litfilename);
loadmodel->lightdata = data + 8;
return;
} else
Con_Printf ("Unknown .lit file version (%d)\n", i);
} else
Con_Printf ("Corrupt .lit file (old version?), ignoring\n");
}
// LordHavoc: oh well, expand the white lighting data
if (!l->filelen)
return;
loadmodel->lightdata = Hunk_AllocName (l->filelen * 3, litfilename);
in = loadmodel->lightdata + l->filelen * 2; // place the file at the end,
// so it will not be
// overwritten until the very
// last write
out = loadmodel->lightdata;
memcpy (in, mod_base + l->fileofs, l->filelen);
for (i = 0; i < l->filelen; i++) {
d = *in++;
*out++ = d;
*out++ = d;
*out++ = d;
}
}