- const int w = 15, h = 15;
- draw_line(x + 3, y + h / 2 + 0, x + 6, y + h / 2 + 2);
- draw_line(x + 3, y + h / 2 + 1, x + 6, y + h / 2 + 3);
- draw_line(x + 6, y + h / 2 + 2, x + w - 4, y + h / 2 - 3);
- draw_line(x + 3, y + h / 2 + 2, x + 6, y + h / 2 + 4);
- draw_line(x + 6, y + h / 2 + 2, x + w - 4, y + h / 2 - 3);
- draw_line(x + 6, y + h / 2 + 3, x + w - 4, y + h / 2 - 2);
- draw_line(x + 6, y + h / 2 + 4, x + w - 4, y + h / 2 - 1);
+ int xs3 = xS(3), xs4 = xS(4), xs6 = xS(6);
+ int ys1 = yS(1), ys2 = yS(2), ys3 = yS(3), ys4 = yS(4);
+ const int w = xS(15), h = yS(15), yh2 = y + h/2;
+ draw_line(x + xs3, yh2 + 0, x + xs6, yh2 + ys2);
+ draw_line(x + xs3, yh2 + ys1, x + xs6, yh2 + ys3);
+ draw_line(x + xs6, yh2 + ys2, x + w - xs4, yh2 - ys3);
+ draw_line(x + xs3, yh2 + ys2, x + xs6, yh2 + ys4);
+ draw_line(x + xs6, yh2 + ys2, x + w - xs4, yh2 - ys3);
+ draw_line(x + xs6, yh2 + ys3, x + w - xs4, yh2 - ys2);
+ draw_line(x + xs6, yh2 + ys4, x + w - xs4, yh2 - ys1);