plgcol0 - Returns 8-bit RGB values for given color index from cmap0
Contents
Arguments
icol0 (PLINT(3plplot), input) Index of desired cmap0 color. r (PLINT_NC_SCALAR(3plplot), output) Returned value of the 8-bit red value. g (PLINT_NC_SCALAR(3plplot), output) Returned value of the 8-bit green value. b (PLINT_NC_SCALAR(3plplot), output) Returned value of the 8-bit blue value.
Description
Returns 8-bit RGB values (0-255) for given color from cmap0 (see the PLplot documentation). Values are
negative if an invalid color id is given.
Redacted form: plgcol0(icol0,r,g,b)
This function is used in example 2.
Name
plgcol0 - Returns 8-bit RGB values for given color index from cmap0
See Also
PLplot documentation at http://plplot.org/documentation.php.
July, 2025 PLGCOL0(3plplot)
Synopsis
plgcol0(icol0, r, g, b)
