pngs 120 120 hw4color- 36
fps 18
div t f l

mul a1 t 360
add a2 a1 120
add a3 a1 240
sin s1 a1
sin s2 a2
sin s3 a3
add r1t s1 0.5
add g1t s2 0.5
add b1t s3 0.5
mul r1 r1t 0.707
mul g1 g1t 0.707
mul b1 b1t 0.707

add c1 s1 1
add c2 s2 1
add c3 s3 1
div r2 c1 2
div g2 c2 2
div b2 c3 2

# Set a 1-by-1 aspect ratio, 90° field-of-view in Y, near plane at 0.1, far plane at 10
loadp 1 0 0 0  0 1 0 0  0 0 -1.02020202020202 -0.20202020202020202  0 0 -1 0

object quad world
position 0 0 -5
xyz -3 -3 0
xyz -3  3 0
xyz  3 -3 0
xyz  3  3 0
color r1 g1 b1
trif 1 2 3
color r2 g2 b2
trif 3 2 4