speceval
The speceval function evaluates spectral power distribution(s) for several parameters.
Colorimetry
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.
plotpolarCCT
Calculates and plots the resulting horizontal and vertical Correlated Colour Temperatures from the Tregenza luminance distribution with 145 patches
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
planck
Calculates the spectral radiant exitance M of a Planck radiator for a given black body temperature
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
hyperspec2srgb
Creates a sRGB colour image from a hyperspectral image matrix
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