YUCIBlobsGenerator.cikernel

// Blobs by @paulofalcao
// https://www.shadertoy.com/view/lsfGzr

float makePoint(float x,float y,float fx,float fy,float sx,float sy,float t){
   float xx=x+sin(t*fx)*sx;
   float yy=y+cos(t*fy)*sy;
   return 1.0/sqrt(xx*xx+yy*yy);
}

kernel vec4 coreImageKernel(vec4 inputExtent, float inputTime) {
    vec2 fragCoord = destCoord();
    vec2 iResolution = inputExtent.zw;
    float time = inputTime;

    vec2 p=(fragCoord.xy/iResolution.x)*2.0-vec2(1.0,iResolution.y/iResolution.x);

    p=p*2.0;
   
    float x=p.x;
    float y=p.y;

    float a=makePoint(x,y,3.3,2.9,0.3,0.3,time);
    a=a+makePoint(x,y,1.9,2.0,0.4,0.4,time);
    a=a+makePoint(x,y,0.8,0.7,0.4,0.5,time);
    a=a+makePoint(x,y,2.3,0.1,0.6,0.3,time);
    a=a+makePoint(x,y,0.8,1.7,0.5,0.4,time);
    a=a+makePoint(x,y,0.3,1.0,0.4,0.4,time);
    a=a+makePoint(x,y,1.4,1.7,0.4,0.5,time);
    a=a+makePoint(x,y,1.3,2.1,0.6,0.3,time);
    a=a+makePoint(x,y,1.8,1.7,0.5,0.4,time);
   
    float b=makePoint(x,y,1.2,1.9,0.3,0.3,time);
    b=b+makePoint(x,y,0.7,2.7,0.4,0.4,time);
    b=b+makePoint(x,y,1.4,0.6,0.4,0.5,time);
    b=b+makePoint(x,y,2.6,0.4,0.6,0.3,time);
    b=b+makePoint(x,y,0.7,1.4,0.5,0.4,time);
    b=b+makePoint(x,y,0.7,1.7,0.4,0.4,time);
    b=b+makePoint(x,y,0.8,0.5,0.4,0.5,time);
    b=b+makePoint(x,y,1.4,0.9,0.6,0.3,time);
    b=b+makePoint(x,y,0.7,1.3,0.5,0.4,time);

    float c=makePoint(x,y,3.7,0.3,0.3,0.3,time);
    c=c+makePoint(x,y,1.9,1.3,0.4,0.4,time);
    c=c+makePoint(x,y,0.8,0.9,0.4,0.5,time);
    c=c+makePoint(x,y,1.2,1.7,0.6,0.3,time);
    c=c+makePoint(x,y,0.3,0.6,0.5,0.4,time);
    c=c+makePoint(x,y,0.3,0.3,0.4,0.4,time);
    c=c+makePoint(x,y,1.4,0.8,0.4,0.5,time);
    c=c+makePoint(x,y,0.2,0.6,0.6,0.3,time);
    c=c+makePoint(x,y,1.3,0.5,0.5,0.4,time);
   
    vec3 d=vec3(a,b,c)/32.0;
   
    return vec4(d.x,d.y,d.z,1.0);
}