lispers/scenes/demo-1.lisp

80 lines
1.4 KiB
Common Lisp

(set 'red
(material
(color 1 0 0)
(color 1 0 0)
(color 0.5 0 0)
50 0.25))
(set 'blue
(material
(color 0 0 1)
(color 0 0 1)
(color 0 0 0.6)
50 0.25))
(set 'green
(material
(color 0 1 0)
(color 0 1 0)
(color 0 0.6 0)
50 0.25))
(set 'white
(material
(color 1 1 1)
(color 1 1 1)
(color 0.6 0.6 0.6)
100 0.5))
(set 'black
(material
(color 0 0 0)
(color 0 0 0)
(color 0.6 0.6 0.6)
100 0.5))
(set 's1
(sphere
(point 0 1 0) 1 blue))
(set 's2
(sphere
(point 2 0.5 2) 0.5 green))
(defun spiral-sphere (i n)
(sphere
(progn
(print "Spiral Sphere at: ")
(println (point
(* 2 (cos (/ (* i 6.2) n)))
0.5
(* 2 (sin (/ (* i 6.2) n)))))
)
0.5 red))
(defun spiral (scn i n)
(if (< i n)
(scene-add
(spiral scn (+ i 1) n)
(spiral-sphere i n))
scn))
(set 'p1
(checkerboard
(point 0 0 0)
(vector 0 1 0)
black white 0.5
(vector 0.5 0 1)))
(set 'l1 (light (point 3 10 5) (color 1 1 1)))
(set 'l2 (light (point 2 10 5) (color 1 1 1)))
(set 'scn (scene
(color 0.1 0.1 0.1)
'(s1 s2 p1)
'(l1 l2)))
(set 'scn (spiral scn 0.0 10.0))
(println (cons "Final Scene:" scn))
(set 'cam (camera (point 0 3 6) (point 0 0 0) (vector 0 1 0) 40 1920 1080))
(render cam scn 5 4 "demo-1.png")