Xor (@xordev) 's Twitter Profile
Xor

@xordev

I write shaders
mini.gmshaders.com

ID: 2898879504

linkhttps://xordev.com calendar_today14-11-2014 02:06:49

19,19K Tweet

25,25K Followers

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Dan Gant ⚡ Games & Unreal VFX (@dgant) 's Twitter Profile Photo

Rainbow progress. It's surprisingly hard to make a rainbow gradient! HSV & Oklab gradients don't work. Orange/yellow are wide. Green/teal/blue are tiny. Surprises: - The middle color is yellow - Full HSV spectrum unused. No pink! - Rainbows look wrong without film grain

Rainbow progress.

It's surprisingly hard to make a rainbow gradient! 
HSV & Oklab gradients don't work. Orange/yellow are wide. Green/teal/blue are tiny.

Surprises:

- The middle color is yellow
- Full HSV spectrum unused. No pink!
- Rainbows look wrong without film grain
Xor (@xordev) 's Twitter Profile Photo

Just so you know, if a ShaderToy doesn't have a specified license, it falls under CC Share-Alike Non-Commercial. You are required to credit the author and cannot use it for commercial purposes

Just so you know, if a ShaderToy doesn't have a specified license, it falls under CC Share-Alike Non-Commercial.
You are required to credit the author and cannot use it for commercial purposes
Xor (@xordev) 's Twitter Profile Photo

"Bits 2" for(float i,z,d;i++<1e2;){vec3 p=z*normalize(FC.rgb*2.-r.xyy);p.y+=t;for(d=.6;d<9.;d/=.7)p+=cos(round(p.zxy*d)-.5*t)/d;z+=d=.002+abs(abs(p.z+8.)-.5)/4e1;o+=(sin(z+p.y+vec4(0,1,3,0))+1.5)/d;}o=tanh(o/9e3);