//Copyright (c) 2021 Butadiene //Released under the MIT license //https://opensource.org/licenses/mit-license.php precision highp float; uniform vec2 resolution; uniform vec2 mouse; uniform float time; uniform sampler2D backbuffer; #define T (1.+time) const float PI = 3.141592; mat2 rot(float r){ return mat2(cos(r),sin(r),-sin(r),cos(r)); } float box2d(vec2 p,vec2 s){ vec2 q = abs(p); vec2 m = max(s-q,0.); return length(max(q-s,0.))-min(m.x,m.y); } float crobox(vec3 p,float sca){ float dx = box2d(p.yz,vec2(sca)); float dy = box2d(p.xz,vec2(sca)); float dz = box2d(p.xy,vec2(sca)); return min(min(dx,dy),dz); } float box(vec3 p,vec3 s){ vec3 q = abs(p); vec3 m = max(s-q,0.); return length(max(q-s,0.))-min(m.z,min(m.x,m.y)); } float ease(float t,float k){ return -exp(-1.0*mod(t,k))+floor(t/k); } vec4 nanika(vec3 p){ float kt =T;/// 2.*ease(time*2.,3.); p.xz *= rot(kt); p.yz *= rot(kt); vec3 acol = vec3(0.); float sct = 0.23; vec3 col1 = vec3(0.6,0.6,0.2); vec3 col2 = vec3(0.2,0.6,0.6); vec3 col3 = vec3(0.6,0.6,0.2); for(int i = 0;i<8;i++){ p = abs(p)-0.2; p.xy *= rot(sct); p.xz *= rot(sct); p.yz *= rot(sct); if(p.x

Jewel box