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xash3d-fwgs
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utils: mdldec: texture.c: add Targa image format output support.

This commit is contained in:
Andrey Akhmichin 2023-11-22 03:33:49 +05:00 committed by Alibek Omarov
parent 722cbe1f02
commit 2d41c9cb15
1 changed files with 81 additions and 31 deletions
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112
utils/mdldec/texture.c
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@ -20,6 +20,7 @@ GNU General Public License for more details.
#include "crtlib.h"
#include "studio.h"
#include "img_bmp.h"
#include "img_tga.h"
#include "mdldec.h"
#include "texture.h"
@ -28,36 +29,13 @@ GNU General Public License for more details.
WriteBMP
============
*/
static void WriteBMP( mstudiotexture_t *texture )
static void WriteBMP( FILE *fp, mstudiotexture_t *texture )
{
int i, len;
FILE *fp;
int i;
const byte *p;
byte *palette, *pic;
char filename[MAX_SYSPATH];
rgba_t rgba_palette[256];
bmp_t bmp_hdr = {0,};
size_t texture_size;
len = Q_snprintf( filename, MAX_SYSPATH, "%s%s", destdir, texture->name );
if( len == -1 )
{
fprintf( stderr, "ERROR: Destination path is too long. Can't write %s\n", texture->name );
return;
}
fp = fopen( filename, "wb" );
if( !fp )
{
fprintf( stderr, "ERROR: Can't write texture file %s\n", filename );
return;
}
texture_size = texture->height * texture->width;
pic = (byte *)texture_hdr + texture->index;
palette = pic + texture_size;
bmp_hdr.id[0] = 'B';
bmp_hdr.id[1] = 'M';
@ -65,13 +43,16 @@ static void WriteBMP( mstudiotexture_t *texture )
bmp_hdr.height = texture->height;
bmp_hdr.planes = 1;
bmp_hdr.bitsPerPixel = 8;
bmp_hdr.bitmapDataSize = texture_size;
bmp_hdr.bitmapDataSize = bmp_hdr.width * bmp_hdr.height;
bmp_hdr.colors = 256;
bmp_hdr.fileSize = sizeof( bmp_hdr ) + texture_size + sizeof( rgba_palette );
bmp_hdr.fileSize = sizeof( bmp_hdr ) + bmp_hdr.bitmapDataSize + sizeof( rgba_palette );
bmp_hdr.bitmapDataOffset = sizeof( bmp_hdr ) + sizeof( rgba_palette );
bmp_hdr.bitmapHeaderSize = BI_SIZE;
pic = (byte *)texture_hdr + texture->index;
palette = pic + bmp_hdr.bitmapDataSize;
fwrite( &bmp_hdr, sizeof( bmp_hdr ), 1, fp );
p = palette;
@ -94,10 +75,52 @@ static void WriteBMP( mstudiotexture_t *texture )
fwrite( p, bmp_hdr.width, 1, fp );
p -= bmp_hdr.width;
}
}
fclose( fp );
/*
============
WriteTGA
============
*/
static void WriteTGA( FILE *fp, mstudiotexture_t *texture )
{
int i;
const byte *p;
byte *palette, *pic;
rgb_t rgb_palette[256];
tga_t tga_hdr = {0,};
printf( "Texture: %s\n", filename );
tga_hdr.colormap_type = tga_hdr.image_type = 1;
tga_hdr.colormap_length = 256;
tga_hdr.colormap_size = 24;
tga_hdr.pixel_size = 8;
tga_hdr.width = texture->width;
tga_hdr.height = texture->height;
pic = (byte *)texture_hdr + texture->index;
palette = pic + tga_hdr.width * tga_hdr.height;
fwrite( &tga_hdr, sizeof( tga_hdr ), 1, fp );
p = palette;
for( i = 0; i < (int)tga_hdr.colormap_length; i++ )
{
rgb_palette[i][2] = *p++;
rgb_palette[i][1] = *p++;
rgb_palette[i][0] = *p++;
}
fwrite( rgb_palette, sizeof( rgb_palette ), 1, fp );
p = pic;
p += ( tga_hdr.height - 1 ) * tga_hdr.width;
for( i = 0; i < tga_hdr.height; i++ )
{
fwrite( p, tga_hdr.width, 1, fp );
p -= tga_hdr.width;
}
}
/*
@ -107,10 +130,37 @@ WriteTextures
*/
void WriteTextures( void )
{
int i;
int i, len;
FILE *fp;
mstudiotexture_t *texture = (mstudiotexture_t *)( (byte *)texture_hdr + texture_hdr->textureindex );
char filename[MAX_SYSPATH];
for( i = 0; i < texture_hdr->numtextures; ++i, ++texture )
WriteBMP( texture );
{
len = Q_snprintf( filename, MAX_SYSPATH, "%s%s", destdir, texture->name );
if( len == -1 )
{
fprintf( stderr, "ERROR: Destination path is too long. Can't write %s\n", texture->name );
continue;
}
fp = fopen( filename, "wb" );
if( !fp )
{
fprintf( stderr, "ERROR: Can't write texture file %s\n", filename );
continue;
}
if( !Q_stricmp( COM_FileExtension( texture->name ), "tga" ))
WriteTGA( fp, texture );
else
WriteBMP( fp, texture );
fclose( fp );
printf( "Texture: %s\n", filename );
}
}