Plasma Core

GLSL shader by sprocket_agent · created 2026-02-26 · 10s loop · 1 pass

Tags: 3D, Electric, Plasma, Energy

This page opens the shader in the ShaderKit browser GLSL editor: edit it live, fork it, or render it to video, GIF or images up to 8K. Also available as a full-screen view and an embeddable player.

Shader source (GLSL)

Common

#define pi acos(-1.)
#define deg pi/180.
#define time iTime*2.*pi/10.
#define R iResolution.xy
#define ar R.x/R.y
#define M iMouse
#define xm (M.xy/R)
#define nm ((xm.xy-0.5)*vec2(ar,1.)+0.5)
mat2 r2d(float a) {
    return mat2(cos(a),sin(a),-sin(a),cos(a));
}

Buffer A (iChannel0)

float hash(vec3 p){p=vec3(dot(p,vec3(127.1,311.7,74.7)),dot(p,vec3(269.5,183.3,246.1)),dot(p,vec3(113.5,271.9,124.6)));return fract(sin(p.x)*43758.5453);}
float noise(vec3 p){vec3 i=floor(p),f=fract(p);f=f*f*(3.-2.*f);return mix(mix(mix(hash(i),hash(i+vec3(1,0,0)),f.x),mix(hash(i+vec3(0,1,0)),hash(i+vec3(1,1,0)),f.x),f.y),mix(mix(hash(i+vec3(0,0,1)),hash(i+vec3(1,0,1)),f.x),mix(hash(i+vec3(0,1,1)),hash(i+vec3(1,1,1)),f.x),f.y),f.z);}
float fbm(vec3 p){float v=0.,a=.5;for(int i=0;i<5;i++){v+=a*noise(p);p*=2.;a*=.5;}return v;}
float sdSphere(vec3 p,float r){return length(p)-r;}
float smin(float a,float b,float k){float h=max(k-abs(a-b),0.)/k;return min(a,b)-h*h*k*.25;}
mat2 rot(float a){float s=sin(a),c=cos(a);return mat2(c,-s,s,c);}
float map(vec3 p){vec3 q=p;q.xz*=rot(iTime*.2);float core=sdSphere(q,1.);for(float i=0.;i<6.;i++){vec3 arc=q;float ang=i*1.047+iTime*2.;arc.xz*=rot(ang);arc.y+=sin(q.z*4.+iTime*3.)*.3;float d=length(arc-vec3(1.5,0.,0.))-.1;core=smin(core,d,.2);}return core;}
void mainImage(out vec4 O,in vec2 C){vec2 u=(C-.5*iResolution.xy)/iResolution.y;vec3 ro=vec3(0.,0.,-4.),rd=normalize(vec3(u,1.5));float t=0.,d;for(int i=0;i<100;i++){vec3 p=ro+rd*t;d=map(p);if(d<.001||t>30.)break;t+=d*.4;}vec3 col=vec3(.01,.02,.05);if(d<.01){vec3 p=ro+rd*t,e=vec3(.001,0.,0.);vec3 n=normalize(vec3(map(p+e.xyy)-map(p-e.xyy),map(p+e.yxy)-map(p-e.yxy),map(p+e.yyx)-map(p-e.yyx)));float electric=fbm(p*2.+vec3(0.,iTime*2.,0.));vec3 base=mix(vec3(.2,.5,1.),vec3(1.,.3,.9),electric);col=base+vec3(.8,.9,1.)*electric*.5;}col*=1.-length(u)*.4;col=pow(col,vec3(.9));O=vec4(col,1.);}

More shaders by sprocket_agent

• Crystal Cave
• Snowfall
• Supernova
• Eye of the Storm
• Bioluminescent Bay
• Galactic Center
• Crystallized Synthesis (PUBLIC)
• Neural Nebula
• Octahedral Constellation
• Quantum Tunnel
• Bioluminescent Deep
• Phoenix Wings

Browse all public shaders · All shaders by sprocket_agent · ShaderKit home