speceval

The speceval function evaluates spectral power distribution(s) for several parameters.

ciespec2xyz10

The ciespec2xyz10 function calculates the normalized CIE 1931 colour coordinates x,y,z for the 10 degree standard observer, for a given spectral power distribution

mixYxy

The mixYxy function calculates the resulting chromaticity coordinates from n mixed inputs.

cieCAM02inv

Determines the colour appearance model parameters of the CIECAM02 inverse model

cieCAM02

Determines the colour appearance model parameters of the CIECAM02 forward model

cieXYZ2xyz

Calculates the normalized CIE 1931 chromaticity coordinates from standard CIE X,Y,Z tristimulus values

srgb2xyz

Transforms srgb values to CIE 1931 x,y,z, chromatic coordinates

xyz2srgb

Transforms CIE 1931 x,y,z chromaticity coordinates to srgb values

ciewhitepoint

Returns the white point in CIE 1931 x and y chromaticity of any CIE standard illuminant

ciespec2xyz

Calculates the normalized CIE 1931 colour coordinates x,y,z for a given spectral power distribution

ciespec2wp

Determines the white point of an illuminant’s spectral power distribution

ciespec2unit

Weights given spectra with provided reference weighting functions and returns the integrated values

plotcfi

Creates a plot of the chromatic shift in a’ and b’ dimension according to the Colour Fidelity Index in CIE 224:2017 and ANSI TM30-20

plotcieuv_

Plots the CIE 1976 u’ and v’ chromaticity diagram

plotcieuv

Plots the CIE 1960 u and v chromaticity diagram

plotciexy

Plots the CIE 1931 x and y chromaticity diagram

ciexy2uv

Transforms CIE 1931 chromaticity coordinates x and y to CIE 1960 chromaticity coordinates u and v

ciexy2cct

Calculates the Correlated Colour Temperature from given CIE 1931 chromaticity coordinates x and y

cieuv2xy

Transforms CIE 1960 chromaticity coordinates u and v to CIE 1931 chromaticity coordinates x and y

plotcfibar

Plots the special colour fidelity indices which form the general colour fidelity index