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127 lines
2.8 KiB
127 lines
2.8 KiB
/* |
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texture.c - texture writer |
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Copyright (C) 2020 Andrey Akhmichin |
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This program is free software: you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation, either version 3 of the License, or |
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(at your option) any later version. |
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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*/ |
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#include <stdio.h> |
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#include <stdlib.h> |
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#include <string.h> |
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#include "const.h" |
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#include "crtlib.h" |
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#include "studio.h" |
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#include "img_bmp.h" |
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#include "mdldec.h" |
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#include "texture.h" |
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/* |
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============ |
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WriteBMP |
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============ |
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*/ |
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static void WriteBMP( mstudiotexture_t *texture ) |
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{ |
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int i; |
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FILE *fp; |
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const byte *p; |
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byte *palette, *pic, *buf; |
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char filename[MAX_SYSPATH], texturename[64]; |
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rgba_t rgba_palette[256]; |
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bmp_t bmp_hdr = {0,}; |
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size_t texture_size, len; |
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COM_FileBase( texture->name, texturename ); |
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len = Q_snprintf( filename, MAX_SYSPATH, "%s%s.bmp", destdir, texturename ); |
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if( len >= MAX_SYSPATH ) |
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{ |
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fprintf( stderr, "ERROR: Destination path is too long. Can't write %s.bmp\n", texturename ); |
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return; |
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} |
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fp = fopen( filename, "wb" ); |
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if( !fp ) |
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{ |
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fprintf( stderr, "ERROR: Can't write texture file %s\n", filename ); |
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return; |
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} |
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texture_size = texture->height * texture->width; |
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pic = (byte *)texture_hdr + texture->index; |
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palette = pic + texture_size; |
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bmp_hdr.id[0] = 'B'; |
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bmp_hdr.id[1] = 'M'; |
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bmp_hdr.width = texture->width; |
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bmp_hdr.height = texture->height; |
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bmp_hdr.planes = 1; |
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bmp_hdr.bitsPerPixel = 8; |
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bmp_hdr.bitmapDataSize = texture_size; |
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bmp_hdr.colors = 256; |
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bmp_hdr.fileSize = sizeof( bmp_hdr ) + texture_size + sizeof( rgba_palette ); |
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bmp_hdr.bitmapDataOffset = sizeof( bmp_hdr ) + sizeof( rgba_palette ); |
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bmp_hdr.bitmapHeaderSize = BI_SIZE; |
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fwrite( &bmp_hdr, sizeof( bmp_hdr ), 1, fp ); |
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p = palette; |
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for( i = 0; i < (int)bmp_hdr.colors; i++ ) |
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{ |
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rgba_palette[i][2] = *p++; |
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rgba_palette[i][1] = *p++; |
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rgba_palette[i][0] = *p++; |
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rgba_palette[i][3] = 0; |
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} |
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fwrite( rgba_palette, sizeof( rgba_palette ), 1, fp ); |
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buf = malloc( texture_size ); |
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p = pic; |
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p += ( bmp_hdr.height - 1 ) * bmp_hdr.width; |
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for( i = 0; i < bmp_hdr.height; i++ ) |
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{ |
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memcpy( buf + bmp_hdr.width * i, p, bmp_hdr.width ); |
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p -= bmp_hdr.width; |
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} |
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fwrite( buf, texture_size, 1, fp ); |
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fclose( fp ); |
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free( buf ); |
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printf( "Texture: %s\n", filename ); |
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} |
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/* |
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============ |
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WriteTextures |
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============ |
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*/ |
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void WriteTextures( void ) |
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{ |
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int i; |
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mstudiotexture_t *texture; |
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for( i = 0; i < texture_hdr->numtextures; i++ ) |
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{ |
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texture = (mstudiotexture_t *)( (byte *)texture_hdr + texture_hdr->textureindex ) + i; |
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WriteBMP( texture ); |
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} |
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} |
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