require("gd")

im = gd.createPalette(80, 80)
assert(im)

black = im:colorAllocate(0, 0, 0)
white = im:colorAllocate(255, 255, 255)
im:gifAnimBegin("./output/gifanim.gif", true, 0)

for i = 1, 10 do
  tim = gd.createPalette(80, 80)
  tim:paletteCopy(im)
  tim:arc(40, 40, 40, 40, 36*(i-1), 36*i, white)
  tim:gifAnimAdd("./output/gifanim.gif", false, 0, 0, 5, gd.DISPOSAL_NONE)
end

gd.gifAnimEnd("./output/gifanim.gif")