public	int	hitPower( int x , int y )
		{
		if( source==null || !source.ready )return(0);
		int tx = (int)( x - ( this.x - source.xHalf ) ) ;
		int ty = (int)( ( this.y + source.yHalf ) - y ) ;
		if(	tx>=0 && tx<source.img[frame].getWidth()
		&&	ty>=0 && ty<source.img[frame].getHeight()	)
			{
			if( !ready )	return( 0 );
			return( (source.img[frame].getRGB(tx,ty)>>24)&0xFF );
			}
		return( 0 );
		}