createIsoTempLinesTable: table of isotemperature lines for use with the Robertson...

Description Usage Arguments Value Author(s) Source References Examples

View source: R/colorscience.R

Description

createIsoTempLinesTable table of isotemperature lines for use with the Robertson Method (Robertson, 1968) to interpolate isotemperature lines from the CIE 1960 UCS.

Usage

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createIsoTempLinesTable(SPD=NA,CIETable = get("ciexyz31", envir = environment()), 
TCS = get("TCSdata", envir = environment())) 

Arguments

SPD

light source spd

CIETable

reference data values

TCS

spectral reflectance data of 14 color test samples for CRI

Value

Iso temperature lines table

Author(s)

Jose Gama

Source

Rensselaer Polytechnic Institute Light Sources and Color Q & A Appendix B: MATLAB script for calculating measures of light source color: CCT, CRI, GA, and FSI http://www.lrc.rpi.edu/programs/nlpip/lightinganswers/lightsources/appendixb1.asp

References

Rensselaer Polytechnic Institute Light Sources and Color Q & A Appendix B: MATLAB script for calculating measures of light source color: CCT, CRI, GA, and FSI http://www.lrc.rpi.edu/programs/nlpip/lightinganswers/lightsources/appendixb1.asp

Examples

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# illuminant A
SPD = illuminants[1:51*2-1,c('wlnm','A')] # every 10 nm
isoTempLinesTable <- createIsoTempLinesTable(SPD)

Example output

Loading required package: Hmisc
Loading required package: lattice
Loading required package: survival
Loading required package: Formula
Loading required package: ggplot2

Attaching package: 'Hmisc'

The following objects are masked from 'package:base':

    format.pval, round.POSIXt, trunc.POSIXt, units

Loading required package: munsellinterpol
Loading required package: geometry
Loading required package: magic
Loading required package: abind
Loading required package: pracma

Attaching package: 'pracma'

The following object is masked from 'package:munsellinterpol':

    hypot

The following objects are masked from 'package:geometry':

    dot, polyarea

The following object is masked from 'package:magic':

    magic

The following object is masked from 'package:Hmisc':

    ceil

Loading required package: sp

Attaching package: 'colorscience'

The following objects are masked from 'package:munsellinterpol':

    XYZ2xyY, xyY2XYZ

colorscience documentation built on May 29, 2017, 2:34 p.m.