int hH = daHeight(tile) >> 1;
int triangleYTop = wH - ONE;
int triangleXBottom = triangleYTop * 866 / 1000; // * sqrt(3)/2
int triangleYBottom = triangleYTop / 2;
TinyVector poly = new TinyVector(3);
poly.addElement(new TinyPoint(daAnchorX + wH, daAnchorY + hH - triangleYTop));
poly.addElement(new TinyPoint(daAnchorX + wH + triangleXBottom, daAnchorY + hH + triangleYBottom));
poly.addElement(new TinyPoint(daAnchorX + wH - triangleXBottom, daAnchorY + hH + triangleYBottom));
t2d.drawPolygon(poly);
}