;; AL script for quick testing of a shader (world (camera "main" "perspective" 'from '#<0 0 2.8> 'to '#<0 0 0> 'fov 45) (light "ambientlight" 'intensity 0.1) (light "distantlight" 'from '#<-5 5 10> 'to '#<0 0 0> 'intensity 1) (surface "plastic") (patch "bilinear" 'P '(#<-1 1 0> #<1 1 0> #<-1 -1 0> #<1 -1 0>))) (render 'format 256)