"Waveform" for(float i,d,z,f;i++<9e1;o+=(cos(z*.5+t+vec4(0,2,4,3))+1.3)/d/z){vec3 p=z*normalize(FC.rgb*2.-r.xyy)+1.;f=max(-p.y,0.);p.y+=f+f;for(d=1.;d<3e1;d+=d)p.y+=cos(p*d+2.*t*cos(d)+z).x/d;z+=d=(.1*f+abs(p.y-1.)/(++f*f)+max(d=p.z+3.,-d*.1))/8.;}o=tanh(o/9e2);

"Heavenly" for(float i,z,d;i++<1e2;o+=(cos(z+t+vec4(6,1,2,3))+1.)/d){vec3 p=z*normalize(FC.rgb*2.-r.xyy);p.z-=t;for(d=1.;d<9.;d/=.7)p+=cos(p.yzx*d+z*.2)/d;z+=d=.02+.1*abs(3.-length(p.xy));}o=tanh(o/3e3);

Cauldron f z, d @(40) { f3 p =... z * nor(2*C.rgb - R.xyy) p.zy+=3 d=2; @(7) d/=.8, p +=.6*p.y*cos(p.yzx * d - f3(T,,)*6) / d z += d = .02 + abs(len(p.xz) + p.y*.4 -1) / 9 O += (sin(f4(5,0,2,)-p.y) + 2) / d } O = tanh(O*O / 15e5)show more

Archive f z,d @(99) { f3 p = z... * nor(2*C.rgb - R.xyy) p.z-=T; d=1; @(5) d+=d, p += sin(p*d+p.z*d) / d z += d = .1*len(1+p.xy*sin(p.z+vec2(,2))); O += (.7-p.y/z*f4(,1,2,))/d } O = tanh(O / 2e3)show more

f z,d,i,b;@(80) {f3 p=z*nor(2*C.rgb-R.xyy)-1;p.z-=T;b=cos(z+T)**2;i=d=-7;@(5)d/=.7,p+=b*cos(p.zxy*d-z*f3(,,9))/40;@(5)i/=2,d=max(d,min(p=ab(mod(--p+i,i+i)-i)+i/4,min(p.y,p.z)).x),p.xz*=.1*m2(8,-6,6,8);z+=d=(1e-4+ab(d))/(2+z*b);O+=f4(8-b,2,1,)/sqt(d)/z*b*b;} O=tanh(O/2e3)

"String Theory", 207 chars of #GLSL vec3 p;for(float i,z,d;i++<1e2;o+=(sin(p.x+t+vec4(0,2,3,0))+1.)/d)p=z*normalize(FC.rgb*2.-r.xyy),p.z-=t,p.xy*=mat2(cos(z*.2+t*.1+vec4(0,33,11,0))),z+=d=length(cos(p+cos(p.yzx+p.z-t*.2)).xy)/6.;o=tanh(o/5e3);

Cyclone f z,d,a; @(90){f3 p=z*nor(2*C.rgb-R.xyy),t; p.z+=9,t=p,a=(p.y-len(p.xz))/2,p.xz*=m2(cos(a+f4(,5,8,))),d=2; @(7)d/=.9,p+=sin(p.yzx*d-f3(T,,)*6)/d;z+=d=min(len(p.xz),8-abs(p.y))/15/(2+cos(a-T)); O+=f4(7,5,z,)*d/len(t.xz+(p.xz/2+3)*sin(T-a))} O=tanh(O*O/1e3)

Thanks for 20k! vec3 p,c;for(float i,z,d,n=6.5*PI*(1.-cos(t*.2));max(i++,z/n)<1e2;o+=(cos(dot(sin(c/=19.),cos(c.yzx))*9.+vec4(0,.6,1,3)+t)+1.)/(2e2+.1*d*d))z+=d=length(sin(c=clamp(p=(z*(FC.rgb*2.-r.xyy)/r.y+vec3(0,0,n)/.4)*rotate3D(n/3e1,c/c),-n,n))+p-c)-.5;

"Vectors" for(float i,z,d;i++<7e1;o+=vec4(9,i,z,1)/d){vec3 p=z*normalize(FC.rgb*2.-r.xyy),a=normalize(sin(t/4.+vec3(0,2,4))),v;p.z+=7.;v=a=dot(a,p)*a+cross(a,p); for(d=2.;d++<9.;a+=sin(ceil(a*d)-t).yzx/d);z+=d=.1*length(sin(a*a))*sqrt(length(v*sin(v.yzx)));} o=tanh(o/6e4);

Wave f z,d @(20) { f3 p = z... * nor(2*C.rgb - R.xyy); d=4; @(6) d+=d, p = p.yzx+sin(p * d - T) / d; z += .1-len(p)/9; O += z*z*f4(2-sin(p*5),)/(.001+len(f4(sin(p*33)/99,p))) } O = tanh(O / 4e2)show more

float i,e,R,s,k,z;vec3 q,p,d=1.-FC.rgb/r.y;d.xy*=rotate2D(t*.3);for(q--;i++<1e2;i>85.?d/=-d,o+=(cos(vec4(1,2,4,0)+k)-k+2.)*e*.1:o){s=7.;q+=d*e*R*.1-4e-5;p=vec3(log(R=length(q))-t,acos(q.z/R),atan(q.x,q.y));for(e=--p.y;s<1e3;s+=s)e+=(z=cos(length(exp(cos(p*s)+1.4))))/s,k+=z/1e2;}

Grace f z,d @(30) { f3 p = z... * nor(2*C.rgb - R.xyy),t = p d=4; @(6) d/=.8, p += sin(p.yzx * d + z + T) / d;z += (3-len(p.xz))/9;O += f4(9,7,4,1)/(abs(t.x*(t.y-.8))+abs(t.z+3)*.5) } O = tanh(O*O / 3e5)show more

Aurora, 399 chars #つぶやきGLSL for(O*=i;i++<44.;)p=t*rd,p.z-=2.,l=length(p),p/=l*.1,t+=d=min(l-.3,T*.1)+.1,O+=.05/(.4+d)*mix(S(.5,.7,sin(p.x+cos(p.y)*cos(p.z))*sin(p.z+sin(p.y)*cos(p.x+T))),1.,.15/l/l)*S(5.,0.,l)*(1.+cos(t*3.+vec4(0,1,2,0)));

vec4 x=vec4(9,8,7,1);float i,e,a,y;vec3 p,q,d=FC.bgr/r.y-.5;q-=8.;for(d.xz*=rotate2D(.4);i++<2e2;e=max(-e,y))for(o+=i>175.?d/=d+d,tanh(log(e+=.01))/x/x:x/2e3/exp(e*1e3),p=q+=d*e,y=p.y,p.y=mod(y+t,40.)-20.,a=6.;a>.1;a*=.6)p=abs(p)-a-a,e=min(e,max(max(p.x,p.z),p.y+.5+.5*sin(y+a)));