Haiku Gallery
: r dup y 8 ** * t + sin swap x * cos + 1 mod ; 128 r 5 r dup 12 r /
Candy 69 bytes Redux
pagus
'24 May 06
\ Memory: \ 0 1 2 | 3 4 5 | 6 | 7 8 9 | 10 11 12 13 | 14 15 \ x y z |dx dy dz |est| sdf | dist cx cy cz | hash \ pos mx 4 * 2 - 0 ! my 4 * 2 - 1 ! 0 2 ! \ dir \ screen is -.5 <-> .5 along x/y camera is at <0,0,-.5> x .5 - 2 ** y .5 - 2 ** + .5 2 ** + sqrt 1 swap / \ Normalization factor. dup dup x .5 - * 3 ! y .5 - * 4 ! .5 * 5 ! 0 10 ! 0 11 ! 0 12 ! 0 13 ! : sdf 0 @ 1 mod .5 - 2 ** 1 @ 1 mod .5 - 2 ** 2 @ t + 1 mod .5 - 2 ** + + sqrt .15 - dup 6 ! 10 @ + 10 ! ; : step sdf 6 @ dup dup 3 @ * 0 @ + 0 ! 4 @ * 1 @ + 1 ! 5 @ * 2 @ + 2 ! ; step step step step step step step step step step step step step step step \ hash the resulting sphere. 0 @ floor 12.1031 * 1 @ floor 33.1010 * 2 @ t + floor 57.9323 * + + sin 1 mod 100 * floor 14 ! 6 @ 0.005 > if 0 else 1 10 @ 14 @ sin .5 * 1.5 + ** / 0 @ 1 mod .5 - 3 @ * 1 @ 1 mod .5 - 4 @ * + 2 @ t + 1 mod .5 - 5 @ * + 2 ** 10 * t 14 @ + .3 * sin * 6 @ 1000 * t 14 @ + .5 * sin * + + then 6 ! \ color the resulting position 14 @ dup dup sin .5 * .5 + 6 @ * rot 2 + sin .5 * .5 + 6 @ * rot 4 + sin .5 * .5 + 6 @ *
Spheres
Snail
'24 May 06
:length (vec3 addr -- length of vec) 1000 ! (copy arg into [1000]) 1000 @ dup 1 + dup 1 + ([xloc, yloc, zloc]) @ 2 ** rot @ 2 ** rot @ 2 ** + + sqrt (vec length) ; x .5 - 2 * 0 ! y .5 - 2 * 1 ! 1 2 ! 0 length 1 mod
Untitled
Anonymous
'24 May 06
: x x .5 - ; : y y .5 - ; \ origin moved to center .5,.5 : box0 ( v -- box0 ) \ .4*.4 square of rolling speed v/2/pi t * dup cos .29 * x - abs .2 < swap sin .29 * y - abs .2 < and ; : box ( R G B r g b v -- R-R*box0+r*box0 G-G*box0+g*box0 B-B*box0+b*box0 ) box0 ( R G B r g b box0 ) 0 ! ( R G B r g b ) 0 @ * ( R G B r g b*box0 ) 1 ! ( R G B r g ) 0 @ * ( R G B r g*box0 ) 2 ! ( R G B r ) 0 @ * ( R G B r*box0 ) 3 ! ( R G B ) 1 0 @ - ( R G B 1-box0 ) 0 ! ( R G B ) 0 @ * ( R G B-B*box0 ) 1 @ + ( R G B-B*box0+b*box0 ) >r 0 @ * ( R G-G*box0 ) 2 @ + ( R G-G*box0+g*box0 ) >r 0 @ * ( R-R*box0 ) 3 @ + ( R-R*box0+r*box0 ) r> ( R-R*box0+r*box0 G-box0+g*box0 ) r> ( R-box0+r*box0 G-box0+g*box0 B-box0+b*box0 ) ; .3 0. 0. \ back ground 0. 0. 0. 1.0 box 0. 1. 0. 1.2 box 1. 1. 0. 1.4 box 0. 0. 1. 1.6 box 1. 0. 1. 1.8 box 0. 1. 1. 2.0 box 1. 1. 1. 2.2 box 1. .5 0. 2.4 box .5 .5 .5 2.6 box
rolling squares
陳爽
'24 May 06
: b ( i -- ) t * x .5 - over cos .25 * - abs .24 < y .5 - rot sin .25 * - abs .24 < * ; .2 b .4 b .6 b
Box going in a circle Redux
陳爽
'24 May 06
x .5 - t cos .25 * - abs .24 < y .5 - t sin .25 * - abs .24 < * dup dup
Box going in a circle Redux
陳爽
'24 May 06
: a t pi 2 * mod ; : x x .5 - a cos .25 * - ; : y y .5 - a sin .25 * - ; x abs .24 < y abs .24 < * dup dup
Box going in a circle Redux
陳爽
'24 May 06
: a t pi 2 * mod ; : anoc a not 0.25 + ; : cx 0.25 a cos * x + anoc ; : cy 0.25 a sin * y + anoc ; cx >= cy >= and cx - 0.5 <= cy - 0.5 <= and and dup dup
Box going in a circle
Uber
'24 May 06
\ fraction of time. The smaller the number (but bigger than zero), the more often the return : fr t swap mod ; \ The larger the number on the stack, the lower the return (in the range 0.0 and 1.0 -- 1.0 and 0.0 ) : rev 1 - abs ; \ The farther from 5 the number on the stack, the closer to 0.5 the return ( in the range 0.0 and 1.0 -- 0.0 and 0.5 ) : 0to5 0.5 - abs ; y 0to5 x 0to5 + fr dup dup
hypnosis reverse
Arsen
'24 May 06
\ fraction of time. The smaller the number (but bigger than zero), the more often the return : fr t swap mod ; \ The larger the number on the stack, the lower the return (in the range 0.0 and 1.0) : rev 1 - abs ; \ The farther from 5 the number on the stack, the closer to 0.5 the return ( on the stack in the range 0.0 and 1.0 -- ) : 0to5 0.5 - abs ; y 0to5 x 0to5 + rev fr dup dup
hypnosis
Arsen
'24 May 06
: c .5 - ; : x x c ; : y y c ; : λ x x * y y * + sqrt ; λ .31 < x abs .292 < y abs .292 < * x y - abs .4 < x y + abs .4 < * λ .48 <
square and circle
陳爽
'24 May 06
: n 2 ; : c 1 mod .5 - ; : d n * ; : x x d ; : ix x floor ; : x x c ; : y y d ; : iy y floor ; : y y c ; : | iy n * ix + = * ; : λ x x * y y * + sqrt ; λ .3 < 0 | x abs .050 < y abs .050 < + 3 | + x abs .292 < y abs .292 < * 1 | x abs .150 < y abs .150 < + 3 | + x y - abs .4 < x y + abs .4 < * 2 | x abs .250 < y abs .250 < + 3 | + λ .48 <
graphics Redux
陳爽
'24 May 06
: n 3 ; : c 1 mod .5 - ; : d n * ; : x x d ; : ix x floor ; : x x c ; : y y d ; : iy y floor ; : y y c ; : | iy n * ix + = * + ; : λ x 2 ** y 2 ** + sqrt ; : θ x y atan2 ; : n 0 @ ; : n! 0 ! ; : α pi 9 / ; \ half inner angle : a pi n / ; \ outer angle : β θ a 2 * mod a - abs ; : star ( r n -- star ) n! >r pi 9 / sin r> * pi 9 / cos β sin * β cos pi 9 / sin * + / λ > ; : polygon ( r n -- polygon ) n! >r pi 2 / sin r> * pi 2 / cos β sin * β cos pi 2 / sin * + / λ > ; x abs .45 < y abs .45 < * \ red 0 \ green λ .35 < 7 | x abs .292 < y abs .292 < * 0 | x y - abs .4 < x y + abs .4 < * 1 | .22 3 polygon 4 | .45 5 star 2 | .44 8 star 5 | .33 7 polygon 3 | .35 12 polygon 6 | .43 12 star 8 | 0 \ blue brightness x abs .49 < y abs .49 < * \ trasparency
graphics
陳爽
'24 May 06
: n 50 t sin 30 * + ; : x x t sin 12 / + ; : y y t sin 8 / + ; : a ( dy dx -- angle ) atan2 t sin 5 * + ; : r ( dy dx -- dist ) dup * swap dup * + sqrt ; : s ( x0 y0 n -- spiral ) >r y swap - swap x swap - ( y-y0 x-x0 ) 2dup r ( y-y0 x-x0 dist ) -rot a r@ / + ( dist+angle/n ) r> * ( (dist+angle/n)*n ) pi 2 * mod 1 < ; .500 .500 n s .500 .503 n s x * .503 .500 n s y *
spiral
陳爽
'24 May 06
: xo .5 ; : yo .7 ; : 2pi 2 pi * ; : a y yo - x xo - atan2 2pi / .25 + 1 mod ; : levels dup push * floor pop 1 - / ; a 2 * 1 - abs 9.5 levels dup y yo < * swap y * 0 rot
blue hole
陳爽
'24 May 06
: x x .5 - ; : flame push x y / sin y r@ / sin 99 * x * sin * pop * + sin y .3 - t 99 * sin 2 / 2.2 + * - sqrt 1 swap - y .7 ** * ; 5 1 flame \ R 3 2 flame \ G 1 3 flame \ B
jet flame
陳爽
'24 May 06
: n 2 ; : nx x n * ; : ny y n * ; : row ( pic iy -- pic' ) swap over ny < * swap 1 + ny > * ; : col ( pic ix -- pic' ) swap over nx < * swap 1 + nx > * ; : cell ( pic ix iy -- pic' ) >r col r> row ; : x nx 1 mod ; : y ny 1 mod ; : a y .5 - x .5 - atan2 2 pi * / 1 mod ; : r y .5 - 2 ** x .5 - 2 ** + .5 ** ; : k 2 t 9 mod + ; : pic0 r k * 1 mod ; : pic1 r k * 1 mod a k * 1 mod + ; : pic2 r k * 1 mod a k * 1 mod * ; : pic3 a k * 1 mod ; : fold ( v n -- v ) ; pic0 0 0 cell pic3 1 1 cell + pic1 0 1 cell pic3 1 1 cell + pic2 1 0 cell + 0 r .5 <
n by n pictures
陳爽
'24 May 06
: a 2dup z* log ; x .1 + y .1 + a a a a log over
Flower Redux
陳爽
'24 May 06
: n 3 ; : a 2dup z* log ; : dx t cos ; : t t n / ; : dy t cos ; : x x .5 - ; : y y .5 - ; : u x n * dx + ; : v y n * dy + ; u v a a log log over swap over a x 2 ** y 2 ** + .5 ** .45 < *
藍鹛
陳爽
'24 May 06
: u y 3 * 2.2 - ; : v x 3 * 1.5 - ; : m 2dup 2dup rot * -rot * swap - u + -rot * v + ; 0 0 0 m m m m m m m m m m m m m m m m +
Magic Mirror
陳爽
'24 May 06
pi x y sin @ dup
pi x y sin @ dup
pi x y sin @ dup
'24 May 06
: x x 3.5 * 2.5 - ; : y y 3 * 1.5 - ; : m 2dup 2dup rot * -rot * swap - x + -rot 2 * * y + ; 0 0 0 m m m m m m m m m m m m m m m m m m +
I'm uncopyrighted!
Anonymous
'24 May 06
: n 2 + 2 / ; : x .5 y .5 min - .1 y 12 * t .8 * + cos n + x - / sin 3 / ; : k 42 ; : s t 2 * sin 2 / -0.15 + ; : f sin x k * sin x k 13 / * tan * * s + 154 pow ; t 3 * y k * + f x 7 * 7.9 + cos 1 + sqrt 3 pow
Untitled
.
'24 May 06
pi x y sin 1.4
it's the tropics!
Anonymous quads
'24 May 06
( greets: DarkstarAG BradN Manwe 陳爽 ting Stainless ... and anyone i forget. keep at it! ) : xp t pi * 56 / sin .47 * ; : yp t pi * cos .3 * ; : d dup * swap dup * + sqrt ; : p y .5 - + swap x .5 - + d 1 swap - 5 pow ; : col dup dup .1 > swap .8 < and swap .2 - 8 * * ; xp yp p xp negate yp negate p + col dup 1 pow dup rot swap .1 +
refraction of one light
Anonymous quads
'24 May 06
: scale 3.14 ; : zoom pi 1027 * ; : offset scale 1 / ; : xsize x scale * mx offset ; : ysize y scale * my offset ; : circle xsize + - dup * ysize + - dup * + sqrt dup t zoom / * tan dup ; circle + t circle * circle + sin t * sin + 1.75 * t 8 * sin +
pink redux redux?
Anonymous quads
'24 May 06
: scale pi ; : zoom pi 1000 * ; : offset scale 2 / ; : xsize x scale * mx offset ; : ysize y scale * my offset ; : circle xsize + - dup * ysize + - dup * + sqrt dup t zoom / * tan sin ; circle + t circle * circle + 2 t * sin + 1.75 * t 8 * sin +
Electron/Positron Structure Redux
Franklin Amador
'24 May 06
: t1 21 x * t + 10 mod 10 / ; : t2 37 y * t + 21 mod 21 / ; : t3 x y * t + 33 mod 33 / ; t1 t2 t3
my first
htrof
'24 May 06
x y t
Untitled
Anonymous
'24 May 06
x 9.4 * sin y 9.4 * sin t 4 * sin * * dup t 2 * sin *
test1
Anonymous
'24 May 06
: x x 3.5 * 2.5 - ; : y y 3 * 1.5 - ; : m 2dup 2dup rot * -rot * swap - x + -rot 2 * * y + ; 0 0 0 m m m m m m m m m m m m m m m m m m +
mandelbröt
boomlinde
'24 May 06
( greets: DarkstarAG BradN Manwe 陳爽 ting Stainless ... and anyone i forget. keep at it! ) : xp t pi * 4 / sin .3 * ; : yp t pi * cos .3 * ; : d dup * swap dup * + sqrt ; : p y .5 - + swap x .5 - + d 1 swap - 5 pow ; : col dup dup .2 > swap .4 < and swap .2 - 5 * * ; xp yp p xp negate yp negate p + col dup 4 pow dup rot swap .1 +
metadonut fixed
boomlinde
'24 May 06
( greets: DarkstarAG BradN Manwe 陳爽 ting Stainless ... and anyone i forget. keep at it!) : xp t pi * 4 / sin .3 * ; : yp t pi * cos .3 * ; : d dup * swap dup * + sqrt ; : p y .5 - + swap x .5 - + d 1 swap - 5 pow ; : col dup dup .2 > swap .4 < and swap .2 - 5 * * ; xp yp p xp negate yp negate p + col dup 4 pow dup rot swap .1 +
metadonut
boomlinde
'24 May 06
: x x 1 + log 10 log / ; : scale pi * cos ; x 10 * scale 1000 pow y .3 < * x 50 * scale 50 pow y .2 < * + x 100 * scale 10 pow y .1 < * +
Sliderule
Anonymous
'24 May 06
mx my y x z* dup pi + random dup -rot + dup * random + sin
you can move you mouse to make da sound
tysmu
'24 May 06
( Base fractal of Menger Sponge ) : ifelse ( a b k - k==1?a:b ) dup 1 - z* negate drop ; : n 1 + 2 / ; : k 1.05 ; : f1 ( q -> f ) .5 < ; : f2 ( q -> f ) t cos - abs ; : f ( a b -> f ) k * * cos abs dup f1 swap f2 t cos n .25 < ifelse ; : tri ( k -> c ) 3 swap pow dup >r y f r> x f * ; 1 1 tri - 3 tri - 5 tri - 1 2 tri - 1 4 tri -
Menger2D ifelse
DarkstarAG
'24 May 06
( Base fractal of Menger Sponge ) ( stright definition: прямое определение ) : ifelse ( a b k - k==1?a:b ) 1 over - rot * rot rot * + ; ( use complex '*': используем комплексное умножение ) ( [a+ib] * [k+i[1-k]] = ak + ai[1 - k] + ibk - b[1 - k] = ak - b[1 - k] + ai[1-k] + ibk ) ( [a-ib] * [k+i[1-k]] = ak + ai[1 - k] - ibk + b[1 - k] = ak + b[1 - k] + ai[1-k] - ibk ) : ifelse ( a b k - k==1?a:b ) dup 1 - z* negate drop ; x .49 < x .51 > t 1 mod .5 < ifelse
ifelse keyword
DarkstarAG
'24 May 06
( Base fractal of Menger Sponge ) : ifelse ( a b k - k==1?a:b ) 1 over - negate z* * ; : n 1 + 2 / ; : k 1.05 ; : f1 ( q -> f ) .5 < ; : f2 ( q -> f ) t cos - abs ; : f ( a b -> f ) k * * cos abs dup f1 swap f2 t cos n .5 < ifelse ; : tri ( k -> c ) 3 swap pow dup >r y f r> x f * ; 1 1 tri - 3 tri - 5 tri - 1 2 tri - 1 4 tri -
Menger2D
DarkstarAG
'24 May 06
: n 1 + 2 / ; : x .5 y .5 min - .1 y 12 * t .8 * + cos n + x - / sin 3 / ; : k 42 ; : s t 2 * sin 2 / -0.15 + ; : f sin x k * sin x k 13 / * tan * * s + 100 pow ; t 3 * y k * + f x 7 * 2.9 + cos 1 + sqrt 3 pow
Yellow Way Redux
DarkstarAG
'24 May 06
: t t 20 / ; : rbus 5 / t + 1 mod x - abs .01 < ; : lbus 5 / t negate + 1 mod x - abs .01 < ; 0 rbus 1 rbus or 2 rbus or 3 rbus or 4 rbus or 5 rbus or 0.5 lbus 1.5 lbus or 2.5 lbus or 3.5 lbus or 4.5 lbus or 5.5 lbus or
Buses
Anonymous
'24 May 06
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