writeldt
The writeldt function saves a given luminous distribution curve as EULUMDAT file.
Frederic Rudawski
specbar
The specbar function adds a spectral colour bar to a figure.
ciespecagetrans
The ciespecagetrans function returns the age dependent ocular spectral transmission factors.
ciespecagecorr
The ciespecagecorr function returns the age dependent ocular spectral transmission correction factors according to CIE S026:2018.
normldc
The normldc function normalizes a given luminous intensity distribution struct to cd/klm.
specbandwidth
The specbandwidth function determines the bandwidth of a narrowband spectral power distributions (SPDs) at one half peak maximum or other thresholds.
speccentroid
The speccentroid function determines the spectral centroid or “center of mass” for any given spectral power distribution.
specpeak
The specpeak function determines the spectral peak wavelength for any given spectral power distribution.
specspread
The specspread functions determines the standard deviation of spectral centroids, also called spectral spread.
fisheyeang
The fisheyeang function creates angle matrices with equi-angluar projection for a given fisheye image resolution.
fieldofview
The fieldofview function creates field of view image masks for fisheye images.
readhyperspec
The readhyperspec function import hyperspectral image matrices created with LUMOS.
texify
The texify function changes the appearance of all text elements in a figure to LaTeX standard.
bayerpattern
The bayerpattern function creates a bayer-pattern plot.
huedel
The huedel function removes Philips HUE devices from a HUE bridge.
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.
sunset
The sunset function determines the Coordinated Universal Time when the sun just sets below the horizon.
sunrise
The sunrise function determines the Coordinated Universal Time when the sun just rises above the horizon.