function fn_draw_dot =
{
	dl.gfx.Dot {100, 100}
}

function fn_draw_line =
{
	dl.gfx.Line {{0, 0}, {100, 100}}
}

function fn_draw_triangle =
{
	_tri = {{0, 0}, {100, 100}, {100, 0}}
	dl.gfx.Triangle {{0, 0}, {100, 100}, {100, 0}}
}