Viewing Program

Program Data

Program thumbnail for "{props.program.title}"

Title	Enspiralled (Khantober 2017)
ID	6557568643825664
Created	7 years ago, 1508938966572
Updated	7 years ago, 1508939399817
Code	/** * Going for a more professional look * The scene has two different materials: * - A diffuse lambertian material * - An ideal reflective material * It contains two objects: * - A deformed torus * - A deformed sphere * Also, four light sources: * - Light from the camera * - Light from the right hand side * - Light from behind * - A 'checkerboard' light distrubution from all angles */ / jshint asi: true, curly: false, eqeqeq: false, expr: true / var X,Y,FRAME var setup = function(){ X=0,Y=0 FRAME=1 background(0) loadPixels() } var draw = function() { if (!loadPixels){return} var pix = this.imageData.data, x=X,y=Y,f=FRAME, m,v, w=width,h=height, fi=1/FRAME,rfi=1-fi, cr,cg,cb, lr,lg,lb, or,og,ob, ax,ay, ox,oy,oz, px,py,pz, dx,dy,dz, idx,idy,idz, nx,ny,nz, lx,ly,lz, ux,uy,uz, vx,vy,vz, dp, mr,mt,mz, st,ct, esc, id, oid, de=0.01, ne=0.002, dv,ds, sqrt=Math.sqrt, sin=Math.sin,cos=Math.cos,pow=Math.pow, min=Math.min,max=Math.max, floor=Math.floor,random=Math.random, pi=Math.PI,tau=2pi, od,o1,o2,o3, df=function(x,y,z){ id=1 od=sqrt(xx+yy+zz)-1.0 st=sin(y2.5) ct=cos(y2.5) ux=xct-zst uz=xst+zct uy=y0.9 ux=sqrt(uxux+uyuy)-1.45, uy=uz o1=sqrt(uxux2+uyuy0.5)-0.225 if (o1<od) id=2,od=o1 if (od<0.1){ if (id==1) od+=0.014(sin((x-y+z)13)+sin((x+y-z)13)+sin((-x+y+z)13)+sin((-x-y-z)13)) else od+=0.003(sin((x-y+z)13)+sin((x+y-z)13)+sin((-x+y+z)13)+sin((-x-y-z)13)) } return od }, MIRROR=1, DIFFUSE=2, om, of = function(){ if (id == 1){ or=0.7,og=1,ob=0.2 om=DIFFUSE } else if (id == 2){ or=0.95,og=1,ob=0.95 om=MIRROR } else { or=og=ob=om=0 } }, i0, i_f,i_r,i_p i_f=2500 while(i_f--){ //aa ax=x+random(),ay=y+random() ax=ax/w-0.5, ay=ay/h-0.5 //view dx=ax,dy=ay,dz=1 m=1/sqrt(dxdx+dydy+dzdz) dx=m,dy=m,dz=m idx=dx,idy=dy,idz=dz ox=0,oy=0,oz=-4 px=ox,py=oy,pz=oz cr=cg=cb=500 lx=0.866,ly=0,lz=-0.25 //trace i_p=8,i0=1 while(i_p--){ esc=0 //march i_r=80 while(i_r--){ dv=df(px, py, pz) px+=dxdv0.75 py+=dydv0.75 pz+=dzdv0.75 if (dv<de) break if (dv>10) {esc=1;break} } //light if (esc){ if (i0) {cr=cg=cb=50dzdzdzdz;break} lr=0,lg=0,lb=0 dp=dx if (dp<0) dp=0 dp=0.5dp+0.4dpdpdp lr+=0.9dp,lg+=0.9dp,lb+=dp dp=-dxidx-dyidy-dzidz if (dp<0) dp=0 dp=0.3dp+0.6dpdpdp lr+=0.5dp,lg+=0.5dp,lb+=0.6dp dp=dz if (dp<0) dp=0 dp=0.3dp+0.2dpdpdp lr+=0.5dp,lg+=0.5dp,lb+=0.6dp m = cos((dx-dy+dz)4)+cos((dx+dy-dz)4)+cos((-dx+dy+dz)4)+cos((-dx-dy-dz)4) m=m0.05 lr+=0.5m,lg+=0.8m,lb+=m cr=lr,cg=lg,cb=lb break } i0=0 of() cr=or,cg=og,cb=ob cr=0.7,cg=0.7,cb=0.7 nx=ny=nz=0 m=df(px+ne, py+ne, pz+ne), nx+=m,ny+=m,nz+=m m=df(px+ne, py-ne, pz-ne), nx+=m,ny-=m,nz-=m m=df(px-ne, py+ne, pz-ne), nx-=m,ny+=m,nz-=m m=df(px-ne, py-ne, pz+ne), nx-=m,ny-=m,nz+=m m=1/sqrt(nxnx+nyny+nznz), nx=m,ny=m,nz=m if (om == DIFFUSE){ //ortho if (nxnx>nznz) ux=-ny, uy=nx, uz=0 else ux=0, uy=-nz, uz=ny //cross vx = nyuz - nzuy vy = nzux - nxuz vz = nxuy - nyux //hemi mt = random() tau mz = random() mr = sqrt(1 - mz) mz = sqrt(mz) st = sin(mt) ct = cos(mt) //out dx = mrctux + mrstvx + nxmz dy = mrctuy + mrstvy + nymz dz = mrctuz + mrstvz + nzmz } else if (om == MIRROR) { dp = nxdx+nydy+nzdz dx -= 2dpnx dy -= 2dpny dz -= 2dpnz } else { cr=cg=cb=0 break } px+=dxde4 py+=dyde4 pz+=dzde4 } //display m=(x+yw)4 v=pix[m+0],v=vrfi+crfi,pix[m+0]=v v=pix[m+1],v=vrfi+cgfi,pix[m+1]=v v=pix[m+2],v=vrfi+cbfi,pix[m+2]=v //move if (++x>w){ x=0 if (++y>h){ y=0 if (++f>255) noLoop(), println("done") } } } X=x,Y=y,FRAME=f updatePixels() } var optimize = function(){ var str = optimize.caller.toString() var os = optimize.toString() var i = str.indexOf(os) str = str.slice(0, i) + function(){setup()} + str.slice(i+os.length) str = str .replace(/(__)env__\.KAInfiniteLoopProtect\(.*\);/g, "") .replace(/(__)env__\.KAInfiniteLoopCount = 0;/g, "") .replace(/(__)env__\.KAInfiniteLoopCount > 1000/g, "") .replace(/(__)env__\.KAInfiniteLoopCount\+\+;\s+if \(\) {\s+}\n/g, "") .replace(/(__)env__\.KAInfiniteLoopSetTimeout\(\d+\);\n/g, "") var optimized = Object.constructor("__env__", "\"use strict\"; return (" + str + ")")(this) var nil = function(){} setup = draw = nil noLoop() optimized() } optimize()
Folds
Fork	false
Key	ag5zfmtoYW4tYWNhZGVteXIXCxIKU2NyYXRjaHBhZBiAgOzsroLTCww
Votes	311
Spin-Offs	18
Type	PJS
Width	400
Height	400
User Flagged	false
Origin Scratchpad	null
Hidden From Hotlist	false
Restricted Posting	false
By Child	false
Author Nick	◄▓▒░Swax97░▒▓►
Author Name	swax97
Author ID	kaid_923591327600038001835478
Author Profile Access	COACH

Archive Data

Added	6 months ago, 1739459176943
Updated	4 months ago, 1744844815773
Source Deleted	unknown