phobon

uniform vec2 u_resolution;
uniform float u_time;

uniform sampler2D u_diffuse;
uniform sampler2D u_dataTexture;
uniform float u_amplitude;

varying vec2 v_uv;

vec3 correctGamma(vec3 color) {

phobon

  vec3 palette(float t) {
    vec3 a = vec3(0.5, 0.5, 0.5);
    vec3 b = vec3(0.5, 0.5, 0.5);
    vec3 c = vec3(1.0, 1.0, 0.5);
    vec3 d = vec3(0.80, 0.90, 0.30);

    return a + b * cos(6.28318 * (c * t + d));
  }
  
  vec3 col = palette(uv.y + 0.5);

phobon

import { Fn, float } from 'three/tsl'

/**
 * Applies Reinhard tonemapping to a color vector.
 * @param {vec3} _color Input color vector
 * @returns {vec3} Tonemapped color
 */
export const reinhardTonemap = Fn(([_color]) => {
  return _color.div(_color.add(1.0))
})