+
+ if ( alphaHack ) {
+ StripExtension( name );
+ strcat( name, "_alpha.jpg" );
+ size = vfsLoadFile( (const char*) name, (void**) &buffer, 0 );
+ if ( size > 0 ) {
+ unsigned char *pixels;
+ int width, height;
+ if ( LoadJPGBuff( buffer, size, &pixels, &width, &height ) == -1 ) {
+ if (pixels) {
+ // On error, LoadJPGBuff might store a pointer to the error message in pixels
+ Sys_Printf( "WARNING: LoadJPGBuff %s %s\n", name, (unsigned char*) pixels );
+ }
+ } else {
+ if ( width == image->width && height == image->height ) {
+ int i;
+ for ( i = 0; i < width * height; ++i )
+ image->pixels[4 * i + 3] = pixels[4 * i + 2]; // copy alpha from blue channel
+ }
+ free( pixels );
+ }
+ free( buffer );
+ }
+ }
+