plgcol0.3plplot - Man Page

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(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.

Many developers (who are credited at http://plplot.org/credits.php) have contributed to PLplot over its long history.

PLplot documentation at http://plplot.org/documentation.php.