gtkradiant/contrib/gtkgensurf/heretic.cpp

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/*
GenSurf plugin for GtkRadiant
Copyright (C) 2001 David Hyde, Loki software and qeradiant.com
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <stdlib.h>
#include <math.h>
#include <stdio.h>
#include "gensurf.h"
// Heretic 2 - specific routines
typedef struct palette_s
{
guint8 r,g,b;
} palette_t;
#define MIP_VERSION 2
#define PAL_SIZE 256
#define MIPLEVELS 16
typedef struct miptex_s
{
int version;
char name[32];
unsigned width[MIPLEVELS], height[MIPLEVELS];
unsigned offsets[MIPLEVELS]; // four mip maps stored
char animname[32]; // next frame in animation chain
palette_t palette[PAL_SIZE];
int flags;
int contents;
int value;
} miptex_t;
//=============================================================
int GetDefSurfaceProps(char *Tex)
{
return 0; // leo: only used for Heretic 2, fix later
/*
char path[NAME_MAX];
char *p;
int flags;
miptex_t *mt;
FILE *f;
int length;
int pos;
if(Game != HERETIC2) return 0;
if(!strlen(Tex)) return 0;
mt = NULL;
flags = 0;
if(UsePak[Game])
{
FILE *fpak;
pak_header_t pakheader;
pak_item_t pakitem;
int i;
int num;
int numitems;
if (NULL != (fpak = fopen(pakfile[Game], "rb")))
{
sprintf(path,"textures/%s.m8",Tex);
g_strdown(path);
num=fread(&pakheader,1,sizeof(pak_header_t),fpak);
if((size_t)num < sizeof(pak_header_t))
{
fclose(fpak);
return 0;
}
if(strncmp(pakheader.id,"PACK",4))
{
fclose(fpak);
return 0;
}
numitems = pakheader.dsize/sizeof(pak_item_t);
fseek(fpak,pakheader.dstart,SEEK_SET);
for(i=0; i<numitems; i++)
{
fread(&pakitem,1,sizeof(pak_item_t),fpak);
if(strstr(pakitem.name,path))
{
fseek(fpak,pakitem.start,SEEK_SET);
if((mt = (miptex_t*)malloc(sizeof(miptex_t)))==NULL)
{
fclose(fpak);
return 0;
}
else
{
fread(mt, 1, sizeof(miptex_t), fpak);
flags = mt->flags;
free(mt);
}
}
}
fclose(fpak);
}
}
else
{
// Assume .map will be output to gamedir/maps, then back up
// to the gamedir and append /textures. Ugly but it should work
strcpy(path,gszMapFile);
g_strdown(path);
p = strstr(path,"maps");
if(!p) return 0;
p[0] = '\0';
strcat(path,"textures/");
strcat(path,Tex);
strcat(path,".m8");
f = fopen (path, "rb");
if (!f)
flags = 0;
else
{
pos = ftell (f);
fseek (f, 0, SEEK_END);
length = ftell (f);
fseek (f, pos, SEEK_SET);
if((mt = (miptex_t*)malloc(length+1))==NULL)
flags = 0;
else
{
((char *)mt)[length] = 0;
fread(mt, 1, length, f);
fclose (f);
flags = mt->flags;
free(mt);
}
}
}
return flags;
*/
}