LYGIA Shader Library

Dependencies:

• lygia/color/space/hue2rgb.glsl

Use:

<vec3|vec4> hsl2rgb(<vec3|vec4> hsl)

Check it on Github

#ifndef FNC_HSL2RGB
#define FNC_HSL2RGB
vec3 hsl2rgb(const in vec3 hsl) {
    vec3 rgb = hue2rgb(hsl.x);
    float C = (1.0 - abs(2.0 * hsl.z - 1.0)) * hsl.y;
    return (rgb - 0.5) * C + hsl.z;
}
vec4 hsl2rgb(const in vec4 hsl) { return vec4(hsl2rgb(hsl.xyz), hsl.w); }
#endif

Dependencies:

• lygia/color/space/hue2rgb.glsl

Use:

<float3|float4> hsl2rgb(<float3|float4> hsl)

Check it on Github

#ifndef FNC_HSL2RGB
#define FNC_HSL2RGB
float3 hsl2rgb(const in float3 hsl) {
    float3 rgb = hue2rgb(hsl.x);
    float C = (1.0 - abs(2.0 * hsl.z - 1.0)) * hsl.y;
    return (rgb - 0.5) * C + hsl.z;
}
float4 hsl2rgb(const in float4 hsl) { return float4(hsl2rgb(hsl.xyz), hsl.w); }
#endif

Dependencies:

• lygia/color/space/hue2rgb.glsl

Check it on Github

fn hsl2rgb(hsl: vec3f) -> vec3f {
    let rgb = hue2rgb(hsl.x);
    let C = (1.0 - abs(2.0 * hsl.z - 1.0)) * hsl.y;
    return (rgb - 0.5) * C + hsl.z;
}