lygia/v1.1.6/color/space/lab2rgb)Converts a Lab color to RGB color space.
Dependencies:
Use:
lab2rgb(<vec3|vec4> color)
#ifndef FNC_LAB2RGB
#define FNC_LAB2RGB
vec3 lab2rgb(in vec3 lab) {
return xyz2rgb( lab2xyz( vec3(100. * lab.x,
2. * 127. * (lab.y - .5),
2. * 127. * (lab.z - .5)) ) );
}
vec4 lab2rgb(in vec4 lab) { return vec4(lab2rgb(lab.rgb), lab.a); }
#endif
Dependencies:
Use:
lab2rgb(<float3|float4> color)
#ifndef FNC_LAB2RGB
#define FNC_LAB2RGB
float3 lab2rgb(in float3 lab) {
return xyz2rgb( lab2xyz( float3(100. * lab.x,
2. * 127. * (lab.y - .5),
2. * 127. * (lab.z - .5)) ) );
}
float4 lab2rgb(in float4 lab) { return float4(lab2rgb(lab.rgb), lab.a); }
#endif
Dependencies:
fn lab2rgb(lab : vec3<f32>) -> vec3<f32> {
return xyz2rgb( lab2xyz( vec3<f32>( 100.0 * lab.x,
2.0 * 127.0 * (lab.y - 0.5),
2.0 * 127.0 * (lab.z - 0.5)) ) );
}
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