Thorsten Froehlich <tho### [at] trfde> wrote:
:>   For the count, I have seen this kind of raytracer made in PostScript (!)
:> in less than 20 lines (!!!).

: Any link to this?

  Actually, 12 lines.
  Works at least with ghostview. Never tried actually printing it...
  (Don't know why the email of the author is censored; I got this file as it
is here.)

%!IOPSC-1993 %%Creator: HAYAKAWA Takashi<xxx### [at] xxxxxxxxxxxx>
/C/neg/d/mul/R/rlineto/E/exp/H{{cvx
def}repeat}def/T/dup/g/gt/r/roll/J/ifelse 8
H/A/copy(z&v4QX&93r9AxYQOZomQalxS2w!!O&vMYa43d6r93rMYvx2dca!D&cjSnjSnjjS3o!v&6A
X&55SAxM1CD7AjYxTTd62rmxCnTdSST0g&12wECST!&!J0g&D1!&xM0!J0g!l&544dC2Ac96ra!m&3A
F&&vGoGSnCT0g&wDmlvGoS8wpn6wpS2wTCpS1Sd7ov7Uk7o4Qkdw!&Mvlx1S7oZES3w!J!J!Q&7185d
Z&lx1CS9d9nE4!k&X&MY7!&1!J!x&jdnjdS3odS!N&mmx1C2wEc!G&150Nx4!n&2o!j&43r!U&0777d
]&2AY2A776ddT4oS3oSnMVC00VV0RRR45E42063rNz&v7UX&UOzF!F!J![&44ETCnVn!a&1CDN!Y&0M
V1c&j2AYdjmMdjjd!o&1r!M){( )T 0 4 3 r put
T(/)g{T(9)g{cvn}{cvi}J}{($)g{[}{]}J}J
cvx}forall/moveto/p/floor/w/div/S/add 29 H[{[{]setgray fill}for Y}for
showpage


-- 
char*i="b[7FK@`3NB6>B:b3O6>:B:b3O6><`3:;8:6f733:>::b?7B>:>^B>C73;S1";
main(_,c,m){for(m=32;c=*i++-49;c&m?puts(""):m)for(_=(
c/4)&7;putchar(m),_--?m:(_=(1<<(c&3))-1,(m^=3)&3););}    /*- Warp -*/

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