LYGIA Shader Library

quarticInOut (lygia/animation/easing/quarticInOut)

Quartic in/out easing. From https://github.com/stackgl/glsl-easings

Use:

quarticInOut(<float> x)

Check it on Github


#ifndef FNC_QUARTICINOUT
#define FNC_QUARTICINOUT
float quarticInOut(in float t) {
    return t < 0.5
      ? +8.0 * pow(t, 4.0)
      : -8.0 * pow(t - 1.0, 4.0) + 1.0;
}
#endif

Examples

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