function onPreviewInit()

onGameInit()

end

function onGameInit()

    MapGen = mgDrawn

    TemplateFilter = 0

    for y = 48,2048,200 do

       for x = 48,4048,200 do

            if GetRandom(2) == 0 then

                AddPoint(x,y,1)

                AddPoint(x+200,y+200)

            else

                AddPoint(x,y+200,1)

                AddPoint(x+200,y)

            end

        end

    end

    FlushPoints()

end