Preset spectrum

Description

../../../_images/preset.png

Preset D65 spectrum

Spectrum The preset spectrum type accesses the spectra stored in the program, given a spectrum name.

Currently, the following spectra are supported:

  • cie1931_xbar_2deg : The CIE 1931 standard observer xbar color matching function
  • cie1931_ybar_2deg : The CIE 1931 standard observer ybar color matching function
  • cie1931_zbar_2deg : The CIE 1931 standard observer zbar color matching function
  • D65 : The D65 standard illuminant spectral radiance
  • primaryR : The red primary for generating RGB spectra
  • primaryG : The green primary for generating RGB spectra
  • primaryB : The blue primary for generating RGB spectra

Unit

Variable

Parameters

name type description
value real The name of the built-in spectrum (see above for values)
gain real An optional multiplier factor

Ocean XML 3.0 example

<spectrum type="preset" name="spectrum" value="D65" gain="1e+006"/>