@zozuar : vec3 f=vec3(.2,.4,1.5),p;for(float i,e,g,S,u;i++<550.;o+=exp(e*5e3-sin(vec4(4,3,2,0)*p.z-log(S)))/50.){p=vec3((FC.xy-.5*r)/r.y*g,g)-i/3e4;mat2 M=rotate2D(t/8.);p.yz*=M*M;p--;p.yx*=M;S=5.;for(int j;j++<20;p/=u)S/=u=dot(p=2.*clamp(p,-f,f)-p,p);g-=e=p.z/S;} #つぶやきGLSL • TwiCopy

yonatan

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calendar_today09-04-2014 15:54:00

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yonatan

@zozuar

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vec3 f=vec3(.2,.4,1.5),p;for(float i,e,g,S,u;i++<50.;o+=exp(e*5e3-sin(vec4(4,3,2,0)*p.z-log(S)))/50.){p=vec3((FC.xy-.5*r)/r.y*g,g)-i/3e4;mat2 M=rotate2D(t/8.);p.yz*=M*M;p--;p.yx*=M;S=5.;for(int j;j++<20;p/=u)S/=u=dot(p=2.*clamp(p,-f,f)-p,p);g-=e=p.z/S;} #つぶやきGLSL

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