bool HasAlphaChannel( char *pfile )
{
	FILE *fptex = fopen( pfile, "rb" );
	if( !fptex )
	{
		printf( "Error: HasAlphaChannel( %s ) failed, Can't open texture!\n", pfile );
		return false;
	}

	VTFFileHeader_t *ptex = ( VTFFileHeader_t * )malloc( sizeof( VTFFileHeader_t ) );
	fread( ptex, 1, sizeof( VTFFileHeader_t ), fptex );

	if( ptex->flags ^ TEXTUREFLAGS_EIGHTBITALPHA || ptex->flags ^ TEXTUREFLAGS_ONEBITALPHA )
	{
		return true;
	}

	return false;
}