• September 22, 2021, 07:55:27 AM

 


Burried in diamondSistine ChapelSpikes
Sistine Chapel
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Description: Knighty pkdof_66
FragM frags can be found here: https://fractalforums.org/fragmentarium/17/fragm-2-5-5/4006/msg26494#msg26494

Too bad I need to shrink it to < 5MB. Looks much better @ 20MB resolution

control.isteps = 26
control.cx = -0.226
control.cy = 0.488
control.cz = -0.110
control.cw = 0.001
control.dx = 2.499
control.juliaboxMode = true
control.julia = float3(0.470, -2.460, -2.390)
 
float DE(float3 pos, device Control &control, thread float4 &orbitTrap) {
    float DEfactor = 1;
    float3 ap;

    for(int i=0; i < control.isteps; ++i) {
        ap = pos;
        pos = control.dx * clamp(pos, -control.cx, control.cx) - pos;
       
        float r2=dot(pos,pos);
        orbitTrap = min(orbitTrap, abs(float4(pos,r2)));
       
        float k = max(control.cy/r2, 1.0);
        pos *= k;
        DEfactor *= k;
       
        if(control.juliaboxMode)
            pos += control.julia;
       
        ot = pos * 0.1;
        orbitTrap = min(orbitTrap, float4(abs(ot), dot(ot,ot)));
    }
   
    return abs(0.5 * abs(pos.z - control.cz)/DEfactor - control.cw);
}

Stats:
Views: 34
Total Favorities: 0 View Who Favorited
Filesize: 4.57MB
Height: 1168 Width: 1800
Keywords: stereo 
Posted by: kosalos May 19, 2021, 04:26:12 AM

Rating: **** by 1 members.
Total Likes: 1

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