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Gobligine/tools/gfx2png.c
johns ec074b5cbc Correct define for MSC detection.
2001-07-27 19:17:17 +00:00

814 lines
20 KiB
C
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// ___________ _________ _____ __
// \_ _____/______ ____ ____ \_ ___ \____________ _/ ____\/ |_
// | __) \_ __ \_/ __ \_/ __ \/ \ \/\_ __ \__ \\ __\\ __\
// | \ | | \/\ ___/\ ___/\ \____| | \// __ \| | | |
// \___ / |__| \___ >\___ >\______ /|__| (____ /__| |__|
// \/ \/ \/ \/ \/
// ______________________ ______________________
// T H E W A R B E G I N S
// FreeCraft - A free fantasy real time strategy game engine
//
// Utility for FreeCraft
//
// gfx2png.c - Convert gfx files to png files.
//
// (c) Copyright 1998,2000 by Lutz Sammer
//
// FreeCraft 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.
//
// FreeCraft 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.
//
// $Id$
#include <stdio.h>
#include <stdlib.h>
#ifndef _MSC_VER
#include <sys/stat.h>
#include <unistd.h>
#include <fcntl.h>
#endif
#include <png.h>
#undef main
#define WC
//#define SC
extern int SavePNG(const char* name,unsigned char* image,int w,int h);
//
// Print debug information of level 0.
//
#define DebugLevel0(fmt,args...) printf(fmt,##args)
//
// Print debug information of level 1.
//
#define DebugLevel1(fmt,args...) /*printf(fmt,##args)*/
//
// Print debug information of level 2.
//
#define DebugLevel2(fmt,args...) /*printf(fmt,##args)*/
#define GetByte(p) (*((unsigned char*)(p)))
#define GetWord(p) (*((unsigned short*)(p)))
#define GetLong(p) (*((unsigned long*)(p)))
#define FetchByte(p) (*((unsigned char*)(p))++)
#define FetchWord(p) (*((unsigned short*)(p))++)
#define FetchLong(p) (*((unsigned long*)(p))++)
#ifdef GFX
void DecodeEntry(int index,unsigned char* start
,unsigned char* image,int ix,int iy,int iadd)
{
unsigned char* bp;
unsigned char* sp;
unsigned char* dp;
int xoff;
int yoff;
int width;
int height;
int offset;
unsigned char* rows;
int h;
int w;
int ctrl;
bp=start+index*8;
xoff=FetchByte(bp);
yoff=FetchByte(bp);
width=FetchByte(bp);
height=FetchByte(bp);
offset=FetchLong(bp);
DebugLevel1("%2d: +x %2d +y %2d width %2d height %2d offset %d\n"
,index,xoff,yoff,width,height,offset);
rows=start+offset-6;
dp=image+xoff-ix+(yoff-iy)*iadd;
for( h=0; h<height; ++h ) {
DebugLevel1("%2d: row-offset %2d\t",index,GetWord(rows+h*2));
sp=rows+GetWord(rows+h*2);
for( w=0; w<width; ) {
ctrl=*sp++;
DebugLevel2("%02X",ctrl);
if( ctrl&0x80 ) { // transparent
ctrl&=0x7F;
DebugLevel2("-%d,",ctrl);
memset(dp+h*iadd+w,255,ctrl);
w+=ctrl;
} else if( ctrl&0x40 ) { // repeat
ctrl&=0x3F;
DebugLevel2("*%d,",ctrl);
memset(dp+h*iadd+w,*sp++,ctrl);
w+=ctrl;
} else { // set pixels
ctrl&=0x3F;
DebugLevel2("=%d,",ctrl);
memcpy(dp+h*iadd+w,sp,ctrl);
sp+=ctrl;
w+=ctrl;
}
}
//dp[h*iadd+width-1]=0;
DebugLevel1("\n");
}
}
#endif
#ifdef GFU
void DecodeEntry(int index,unsigned char* start
,unsigned char* image,int ix,int iy,int iadd)
{
unsigned char* bp;
unsigned char* sp;
unsigned char* dp;
int i;
int xoff;
int yoff;
int width;
int height;
int offset;
bp=start+index*8;
xoff=FetchByte(bp);
yoff=FetchByte(bp);
width=FetchByte(bp);
height=FetchByte(bp);
offset=FetchLong(bp);
if( offset<0 ) { // High bit of width
offset&=0x7FFFFFFF;
width+=256;
}
DebugLevel1("%2d: +x %2d +y %2d width %2d height %2d offset %d\n"
,index,xoff,yoff,width,height,offset);
sp=start+offset-6;
dp=image+xoff-ix+(yoff-iy)*iadd;
//memcpy(dp,sp,width*height);
for( i=0; i<height; ++i ) {
memcpy(dp,sp,width);
dp+=iadd;
sp+=width;
}
}
#endif
#if defined(GFU) || defined(GFX)
unsigned char* ConvertGfx(unsigned char* bp,int *wp,int *hp)
{
int i;
int count;
int length;
int max_width;
int max_height;
int minx;
int miny;
int best_width;
int best_height;
unsigned char* image;
int IPR;
count=FetchWord(bp);
max_width=FetchWord(bp);
max_height=FetchWord(bp);
DebugLevel0("Entries %d Max width %d height %d, ",count,max_width,max_height);
// Find best image size
minx=999;
miny=999;
best_width=0;
best_height=0;
for( i=0; i<count; ++i ) {
unsigned char* p;
int xoff;
int yoff;
int width;
int height;
p=bp+i*8;
xoff=FetchByte(p);
yoff=FetchByte(p);
width=FetchByte(p);
height=FetchByte(p);
if( FetchLong(p)&0x80000000 ) { // high bit of width
width+=256;
}
if( xoff<minx ) minx=xoff;
if( yoff<miny ) miny=yoff;
if( xoff+width>best_width ) best_width=xoff+width;
if( yoff+height>best_height ) best_height=yoff+height;
}
// FIXME: the image isn't centered!!
#if 0
if( max_width-best_width<minx ) {
minx=max_width-best_width;
best_width-=minx;
} else {
best_width=max_width-minx;
}
if( max_height-best_height<miny ) {
miny=max_height-best_height;
best_height-=miny;
} else {
best_height=max_width-miny;
}
#endif
//best_width-=minx;
//best_height-=miny;
DebugLevel0("Best image size %d, %d\n",best_width,best_height);
minx=0;
miny=0;
#ifdef GFX
best_width=max_width;
best_height=max_height;
if( count<5 ) { // images per row !!
IPR=1;
length=count;
} else {
#ifdef SC
IPR=17;
#endif
#ifdef WC
IPR=5;
#endif
length=((count+4)/IPR)*IPR;
}
#else
max_width=best_width;
max_height=best_height;
IPR=1;
length=count;
#endif
image=malloc(best_width*best_height*length);
// Image: 0, 1, 2, 3, 4,
// 5, 6, 7, 8, 9, ...
if( !image ) {
printf("Can't allocate image\n");
exit(-1);
}
memset(image,255,best_width*best_height*length);
for( i=0; i<count; ++i ) {
DecodeEntry(i,bp
,image+best_width*(i%IPR)+best_height*best_width*IPR*(i/IPR)
,minx,miny,best_width*IPR);
}
*wp=best_width*IPR;
*hp=best_height*(length/IPR);
return image;
}
#endif
#ifdef IMAGE
unsigned char* ConvertImg(unsigned char* bp,int *wp,int *hp)
{
int width;
int height;
unsigned char* image;
width=FetchWord(bp);
height=FetchWord(bp);
DebugLevel0("Image: width %d height %d\n",width,height);
image=malloc(width*height);
if( !image ) {
printf("Can't allocate image\n");
exit(-1);
}
memcpy(image,bp,width*height);
*wp=width;
*hp=height;
return image;
}
#endif
#ifdef CUR
unsigned char* ConvertCur(unsigned char* bp,int *wp,int *hp)
{
int i;
int hotx;
int hoty;
int width;
int height;
unsigned char* image;
hotx=FetchWord(bp);
hoty=FetchWord(bp);
width=FetchWord(bp);
height=FetchWord(bp);
DebugLevel0("Cursor: hotx %d hoty %d width %d height %d\n"
,hotx,hoty,width,height);
image=malloc(width*height);
if( !image ) {
printf("Can't allocate image\n");
exit(-1);
}
for( i=0; i<width*height; ++i ) {
image[i]=bp[i] ? bp[i] : 255;
}
*wp=width;
*hp=height;
return image;
}
#endif
#ifdef FNT
unsigned char* ConvertFnt(unsigned char* start,int *wp,int *hp)
{
int i;
int count;
int max_width;
int max_height;
int width;
int height;
int w;
int h;
int xoff;
int yoff;
unsigned char* bp;
unsigned char* dp;
unsigned char* image;
unsigned int* offsets;
bp=start+5; // skip "FONT "
count=FetchByte(bp)-32;
max_width=FetchByte(bp);
max_height=FetchByte(bp);
DebugLevel0("Font: count %d max-width %d max-height %d\n"
,count,max_width,max_height);
offsets=malloc(count*sizeof(long));
for( i=0; i<count; ++i ) {
offsets[i]=FetchLong(bp);
DebugLevel1("%03d: offset %d\n",i,offsets[i]);
}
image=malloc(max_width*max_height*count);
if( !image ) {
printf("Can't allocate image\n");
exit(-1);
}
memset(image,255,max_width*max_height*count);
for( i=0; i<count; ++i ) {
if( !offsets[i] ) {
DebugLevel1("%03d: unused\n",i);
continue;
}
bp=start+offsets[i];
width=FetchByte(bp);
height=FetchByte(bp);
xoff=FetchByte(bp);
yoff=FetchByte(bp);
DebugLevel1("%03d: width %d height %d xoff %d yoff %d\n"
,i,width,height,xoff,yoff);
dp=image+xoff+yoff*max_width+i*(max_width*max_height);
h=w=0;
for( ;; ) {
int ctrl;
ctrl=FetchByte(bp);
DebugLevel2("%d,%d ",ctrl>>3,ctrl&7);
w+=(ctrl>>3)&0x1F;
if( w>=width ) {
DebugLevel2("\n");
w-=width;
++h;
if( h>=height ) {
break;
}
}
dp[h*max_width+w]=ctrl&0x07;
++w;
if( w>=width ) {
DebugLevel2("\n");
w-=width;
++h;
if( h>=height ) {
break;
}
}
}
}
free(offsets);
*wp=max_width;
*hp=max_height*count;
return image;
}
#endif
#ifdef WC
unsigned char OwnPalette[768] = {
0,0,0, 0,37,63, 63,52,0, 0,0,63, 0,0,63,
0,0,63, 0,0,63, 0,0,63, 0,0,63, 0,0,63,
51,10,10, 0,0,63, 63,63,18, 57,51,10, 51,40,4,
45,29,0, 0,9,0, 14,5,2, 17,6,2, 20,7,2,
22,8,1, 24,9,1, 25,10,1, 28,12,1, 30,14,1,
32,16,1, 35,18,1, 41,22,5, 0,0,63, 0,0,63,
24,0,0, 31,0,0, 4,8,11, 3,8,11, 3,9,12,
3,10,12, 3,12,13, 3,13,14, 3,8,11, 3,9,12, 4,11,14,
4,12,15, 5,14,17, 4,13,16, 4,12,15, 3,11,14, 3,10,13,
3,9,12, 2,1,1, 4,2,2, 6,4,4, 9,6,6, 11,8,8,
14,10,10, 16,13,12, 18,15,14, 21,17,17, 23,20,19,
26,22,21, 28,25,24, 30,27,26, 33,30,29, 35,33,32,
38,36,35, 17,8,1, 18,9,1, 19,10,1, 20,11,2,
19,10,1, 18,9,1, 17,8,1, 2,6,0, 4,7,0,
7,9,0, 10,11,0, 13,12,0, 17,15,0, 21,18,0,
25,20,0, 29,23,1, 16,8,2, 17,9,2, 19,10,3,
20,12,4, 22,13,6, 24,15,7, 15,7,2, 13,5,1,
11,4,1, 9,3,1, 0,2,5, 1,3,7, 4,6,9, 0,0,63,
0,0,63, 1,4,0, 5,5,5, 7,7,7, 10,10,10,
13,13,13, 16,16,16, 19,19,19, 22,22,22, 25,25,25,
27,27,27, 30,30,30, 33,33,33, 36,36,36, 39,39,39,
42,42,42, 45,45,45, 48,48,48, 51,51,51, 54,54,
54, 17,13,13, 21,17,16, 26,21,20, 30,25,24,
35,30,28, 39,34,32, 44,39,36, 48,44,41, 53,49,45,
12,18,22, 17,23,27, 23,29,32, 31,35,37, 36,39,41,
9,5,0, 11,6,0, 13,8,0, 15,9,1, 18,11,1,
20,12,2, 22,14,3, 25,16,5, 27,19,6, 30,22,7,
32,24,9, 35,27,10, 37,30,12, 40,33,14, 42,37,16,
45,40,18, 6,13,0, 7,16,0, 9,19,0, 10,22,0,
12,25,1, 13,28,1, 15,32,2, 19,34,4, 23,37,5,
27,40,6, 31,43,8, 36,46,10, 29,13,5, 39,18,5,
49,25,6, 60,33,5, 6,0,0, 11,0,0, 17,0,0,
23,0,0, 29,0,0, 34,0,0, 40,0,0, 46,0,0,
52,0,0, 24,14,4, 29,19,7, 34,25,10, 39,31,15,
45,36,21, 51,42,29, 58,49,38, 0,0,9, 0,0,12,
0,1,16, 0,3,19, 0,6,23, 0,10,28, 1,13,30,
3,16,33, 6,20,36, 9,24,38, 13,28,41, 17,32,44,
63,61,22, 63,45,14, 63,24,6, 63,0,0, 23,12,0,
26,16,0, 30,20,1, 34,25,2, 38,30,3, 42,35,4,
47,41,5, 52,48,7, 61,56,8, 63,0,0, 44,0,0,
0,37,63, 63,52,0, 63,0,0, 0,0,63, 0,63,0,
41,0,0, 31,0,0, 23,1,0, 17,1,0, 0,15,48,
0,9,37, 0,5,27, 0,1,19, 11,45,37, 5,33,23,
1,21,11, 0,10,3, 39,18,44, 30,11,33, 20,6,22,
11,2,11, 60,33,5, 49,22,4, 38,14,4, 27,8,3,
10,10,15, 7,7,11, 5,5,8, 3,3,5, 56,56,56,
38,38,45, 21,21,32, 9,10,19, 26,16,5, 31,22,8,
36,28,12, 0,0,0, 4,8,11, 4,14,21, 2,20,32,
3,14,25, 3,10,19, 42,33,18, 63,62,60, 40,40,41,
32,32,32, 63,0,0, 0,63,0, 63,63,0, 0,0,63,
63,0,63, 0,63,63, 33,35,31
};
#endif
#ifdef SC
unsigned char OwnPalette[768] = {
0,0,0, 35,35,255, 35,35,255, 35,35,255,
35,35,255, 35,35,255, 35,35,255, 35,35,255,
255,0,255, 222,0,222, 189,0,189, 156,0,156,
124,0,124, 91,0,91, 58,0,58, 25,0,25,
44,36,24, 72,36,20, 92,44,20, 112,48,20,
104,60,36, 124,64,24, 120,76,44, 168,8,8,
140,84,48, 132,96,68, 160,84,28, 196,76,24,
188,104,36, 180,112,60, 208,100,32, 220,148,52,
224,148,84, 236,196,84, 52,68,40, 64,108,60,
72,108,80, 76,128,80, 80,140,92, 92,160,120,
0,0,24, 0,16,52, 0,8,80, 36,52,72,
48,64,84, 20,52,124, 52,76,108, 64,88,116,
72,104,140, 0,112,156, 88,128,164, 64,104,212,
24,172,184, 36,36,252, 100,148,188, 112,168,204,
140,192,216, 148,220,244, 172,220,232, 172,252,252,
204,248,248, 252,252,0, 244,228,144, 252,252,192,
12,12,12, 24,20,16, 28,28,32, 40,40,48,
56,48,36, 56,60,68, 76,64,48, 76,76,76,
92,80,64, 88,88,88, 104,104,104, 120,132,108,
104,148,108, 116,164,124, 152,148,140, 144,184,148,
152,196,168, 176,176,176, 172,204,176, 196,192,188,
204,224,208, 240,240,240, 28,16,8, 40,24,12,
52,16,8, 52,32,12, 56,16,32, 52,40,32,
68,52,8, 72,48,24, 96,0,0, 84,40,32,
80,64,20, 92,84,20, 132,4,4, 104,76,52,
124,56,48, 112,100,32, 124,80,80, 164,52,28,
148,108,0, 152,92,64, 140,128,52, 152,116,84,
184,84,68, 176,144,24, 176,116,92, 244,4,4,
200,120,84, 252,104,84, 224,164,132, 252,148,104,
252,204,44, 16,252,24, 12,0,32, 28,28,44,
36,36,76, 40,44,104, 44,48,132, 32,24,184,
52,60,172, 104,104,148, 100,144,252, 124,172,252,
0,228,252, 156,144,64, 168,148,84, 188,164,92,
204,184,96, 232,216,128, 236,196,176, 252,252,56,
252,252,124, 252,252,164, 8,8,8, 16,16,16,
24,24,24, 40,40,40, 52,52,52, 76,60,56,
68,68,68, 72,72,88, 88,88,104, 116,104,56,
120,100,92, 96,96,124, 132,116,116, 132,132,156,
172,140,124, 172,152,148, 144,144,184, 184,184,232,
248,140,20, 16,84,60, 32,144,112, 44,180,148,
4,32,100, 72,28,80, 8,52,152, 104,48,120,
136,64,156, 12,72,204, 188,184,52, 220,220,60,
16,0,0, 36,0,0, 52,0,0, 72,0,0,
96,24,4, 140,40,8, 200,24,24, 224,44,44,
232,32,32, 232,80,20, 252,32,32, 232,120,36,
248,172,60, 0,20,0, 0,40,0, 0,68,0,
0,100,0, 8,128,8, 36,152,36, 60,156,60,
88,176,88, 104,184,104, 128,196,128, 148,212,148,
12,20,36, 36,60,100, 48,80,132, 56,92,148,
72,116,180, 84,132,196, 96,148,212, 120,180,236,
4,4,4, 20,20,20, 36,32,28, 32,32,36,
36,36,40, 44,44,44, 44,48,52, 48,52,60,
52,56,64, 60,60,60, 60,64,72, 64,68,76,
76,80,88, 96,96,96, 116,112,112, 124,124,124,
32,24,16, 60,44,24, 16,16,12, 20,20,24,
24,24,28, 32,28,24, 32,24,28, 28,32,36,
36,28,32, 40,32,36, 36,40,44, 48,36,44,
40,44,52, 48,48,48, 44,48,56, 60,44,52,
56,56,56, 68,56,44, 64,48,60, 68,52,64,
80,60,72, 72,72,72, 68,72,80, 72,76,84,
84,80,80, 80,84,92, 100,100,100, 112,108,108,
120,116,116, 136,132,132, 35,35,255, 35,35,255,
35,35,255, 35,35,255, 35,35,255, 35,35,255,
35,35,255, 35,35,255, 35,35,255, 255,255,255
};
#endif
unsigned char OwnTrans[256] = {
255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 0,
};
/*----------------------------------------------------------------------------
-- PNG
----------------------------------------------------------------------------*/
/*
** Save a png file.
*/
int SavePNG(const char* name,unsigned char* image,int w,int h)
{
FILE* fp;
png_structp png_ptr;
png_infop info_ptr;
unsigned char** lines;
int i;
if( !(fp=fopen(name,"wb")) ) {
perror("Can't open file");
return 1;
}
png_ptr=png_create_write_struct(PNG_LIBPNG_VER_STRING,NULL,NULL,NULL);
if( !png_ptr ) {
fclose(fp);
return 1;
}
info_ptr=png_create_info_struct(png_ptr);
if( !info_ptr ) {
png_destroy_write_struct(&png_ptr,NULL);
fclose(fp);
return 1;
}
if( setjmp(png_ptr->jmpbuf) ) {
// FIXME: must free buffers!!
png_destroy_write_struct(&png_ptr,&info_ptr);
fclose(fp);
return 1;
}
png_init_io(png_ptr,fp);
// zlib parameters
png_set_compression_level(png_ptr,Z_BEST_COMPRESSION);
// prepare the file information
info_ptr->width=w;
info_ptr->height=h;
info_ptr->bit_depth=8;
info_ptr->color_type=PNG_COLOR_TYPE_PALETTE;
info_ptr->interlace_type=0;
info_ptr->valid|=PNG_INFO_PLTE;
info_ptr->palette=(void*)OwnPalette;
info_ptr->num_palette=256;
#if defined(GFX) || defined(CUR) || defined(FNT)
info_ptr->valid|=PNG_INFO_tRNS;
info_ptr->trans=(void*)OwnTrans;
info_ptr->num_trans=256;
#endif
png_write_info(png_ptr,info_ptr); // write the file header information
// set transformation
// prepare image
lines=malloc(h*sizeof(*lines));
if( !lines ) {
png_destroy_write_struct(&png_ptr,&info_ptr);
fclose(fp);
return 1;
}
for( i=0; i<h; ++i ) {
lines[i]=image+i*w;
}
png_write_image(png_ptr,lines);
png_write_end(png_ptr,info_ptr);
png_destroy_write_struct(&png_ptr,&info_ptr);
fclose(fp);
free(lines);
return 0;
}
/*
** Convert "gfx","gfu","img","cur","fnt" file to png.
*/
void ConvertFile(const char* file)
{
unsigned i;
int f;
struct stat stat_buf;
unsigned char* buf;
char* cp;
int w;
int h;
unsigned char* image;
f=open(file,O_RDONLY,0);
if( f==-1 ) {
printf("Can't open %s\n",file);
exit(-1);
}
if( fstat(f,&stat_buf) ) {
printf("Can't fstat %s\n",file);
exit(-1);
}
buf=malloc(stat_buf.st_size);
if( !buf ) {
printf("Can't malloc %ld\n",stat_buf.st_size);
exit(-1);
}
if( read(f,buf,stat_buf.st_size)!=stat_buf.st_size ) {
printf("Can't read %ld\n",stat_buf.st_size);
exit(-1);
}
close(f);
#ifdef WC
for( i=0; i<sizeof(OwnPalette); ++i ) {
OwnPalette[i]*=4;
}
#endif
#ifdef SC
i=0;
#endif
// In buf is the complete graphic
#if defined(GFU) || defined(GFX)
image=ConvertGfx(buf,&w,&h);
#endif
#ifdef IMAGE
image=ConvertImg(buf,&w,&h);
#endif
#ifdef CUR
image=ConvertCur(buf,&w,&h);
#endif
#ifdef FNT
image=ConvertFnt(buf,&w,&h);
#endif
free(buf);
cp=strrchr(file,'.');
memcpy(cp,".png",4);
SavePNG(file,image,w,h);
free(image);
}
#ifdef WC
/*
** Read a palette for WAR.
*/
void ReadPalette(const char* file)
{
int f;
char buf[1];
f=open(file,O_RDONLY,0);
if( f==-1 ) {
printf("Can't open %s\n",file);
exit(-1);
}
if( read(f,OwnPalette,768)!=768 || read(f,&buf,1)!=0 ) {
printf("no palette file %s\n",file);
exit(-1);
}
close(f);
}
#endif
#ifdef SC
/*
** Read a palette for STAR.
*/
void ReadPalette(const char* file)
{
int f;
char palette[1024];
char buf[1];
f=open(file,O_RDONLY,0);
if( f==-1 ) {
printf("Can't open %s\n",file);
exit(-1);
}
if( read(f,palette,1024)!=1024 || read(f,&buf,1)!=0 ) {
printf("no palette file %s\n",file);
exit(-1);
}
close(f);
for( f=0; f<256; ++f ) { // convert
OwnPalette[f*3+0]=palette[f*4+0];
OwnPalette[f*3+1]=palette[f*4+1];
OwnPalette[f*3+2]=palette[f*4+2];
}
}
#endif
int main(int argc,char** argv)
{
int i;
if( argc!=2 && argc!=3 ) {
printf("Usage: %s [palette] file.gfx\n",argv[0]);
exit(-1);
}
i=1;
if( argc==3 ) {
ReadPalette(argv[i]);
i=2;
}
ConvertFile(argv[i]);
return 0;
}
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