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<!-- https://grabient.com/_gIigKJgI1gCXgEGgDtgNYgFhgSdgFngHjgJygAvovogR?style=angularSwatches&steps=21&angle=0 -->
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["#70636a", "#6a637e", "#666494", "#6566aa", "#6669bc", "#6b6dc8", "#7171cd", "#7a76c9", "#847bbd", "#8e81ac", "#988896", "#a18f80", "#a9966c", "#ae9d5d", "#b1a455", "#b1ac55", "#afb35d", "#aaba6c", "#a3c180", "#9ac896", "#90ceab"]
// https://grabient.com/_gIigKJgI1gCXgEGgDtgNYgFhgSdgFngHjgJygAvovogR?style=angularSwatches&steps=21&angle=0
// cosine gradient palette — https://iquilezles.org/articles/palettes/
const float STEPS = 21.0;
const float ANGLE = 0.0;
vec3 palette(float t) {
vec3 a = vec3(0.546, 0.649, 0.565);
vec3 b = vec3(0.151, 0.262, 0.237);
vec3 c = vec3(0.856, 0.353, 1.181);
vec3 d = vec3(0.376, 0.500, 0.643);
return a + b * cos(6.283185 * (c * t + d));
}
// N hard swatches sampled from the palette
vec3 stops(float t) {
float i = min(floor(clamp(t, 0.0, 1.0) * STEPS), STEPS - 1.0);
return palette(i / (STEPS - 1.0));
}
void mainImage(out vec4 fragColor, in vec2 fragCoord) {
vec2 p = fragCoord - 0.5 * iResolution.xy;
// conic from ANGLE, clockwise from top (CSS convention)
float t = fract((atan(p.x, p.y) - radians(ANGLE)) / 6.283185);
fragColor = vec4(stops(t), 1.0);
}
[
[0.546, 0.649, 0.565],
[0.151, 0.262, 0.237],
[0.856, 0.353, 1.181],
[0.376, 0.500, 0.643]
]