Returns 8-bit rgb values for given color index from cmap0
plgcol0(icol0, r, g, b)
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.
icol0 (PLINT, input)
Index of desired cmap0 color.
r (PLINT *, output)
Pointer to 8-bit red value.
g (PLINT *, output)
Pointer to 8-bit green value.
b (PLINT *, output)
Pointer to 8-bit blue value.
Many developers (who are credited at http://plplot.sourceforge.net/credits.php) have contributed to PLplot over its long history.
PLplot documentation at http://plplot.sourceforge.net/documentation.php.