LYGIA Shader Library

geoffrey (lygia/color/palette/spectral/geoffrey)

none

Use:

<vec3> spectral_geoffrey(<float> x)

Check it on Github


#ifndef FNC_SPECTRAL_GEOFFREY
#define FNC_SPECTRAL_GEOFFREY
vec3 spectral_geoffrey(float t) {
    vec3 r = (t * 2.0 - 0.5) * 2.1 - vec3(1.8, 1.14, 0.3);
    return 0.99 - r * r;
}
#endif

Use:

<float3> spectral_geoffrey(<float> x)

Check it on Github


#ifndef FNC_SPECTRAL_GEOFFREY
#define FNC_SPECTRAL_GEOFFREY
float3 spectral_geoffrey(float t) {
    float3 r = (t * 2.0 - 0.5) * 2.1 - float3(1.8, 1.14, 0.3);
    return 0.99 - r * r;
}
#endif

Examples

LYGIA is dual-licensed under the Prosperity License and the Patron License for sponsors and contributors.

Sponsors and contributors are automatically added to the Patron License and they can ignore the any non-commercial rule of the Prosperity Licensed software (please take a look to the exception).

It's also possible to get a permanent comercial license hook to a single and specific version of LYGIA.

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