int wH = daWidth(tile) >> 1;
int hH = daHeight(tile) >> 1;
int wQ = wH >> 1;
int hQ = hH >> 1;
t2d.drawLine(daAnchorX + wQ, daAnchorY + hQ, daAnchorX + wH + wQ, daAnchorY + hH + hQ);
t2d.drawLine(daAnchorX + wQ, daAnchorY + hH + hQ, daAnchorX + wH + wQ, daAnchorY + hQ);
}
void drawSquare(final Tile tile, boolean black) {
Tiny2D t2d = getT2D(tile);
setT2DPureMark(t2d, tile, black);