trusty (3) plgcolbga.3plplot.gz

Provided by: plplot-doc_5.10.0-0ubuntu5_all bug

NAME

       plgcolbga  -   Returns  the background color (cmap0[0])  by 8-bit RGB value and double alpha transparency
       value

SYNOPSIS

       plgcolbga(r, g, b, alpha)

DESCRIPTION

       Returns the background color (cmap0[0]) by 8-bit RGB value and double alpha transparency value.

       This function is used in example 31.

ARGUMENTS

       r (PLINT *, output)
              Pointer to an unsigned 8-bit integer (0-255) representing the degree of red in the color.

       g (PLINT *, output)
              Pointer to an unsigned 8-bit integer (0-255) representing the degree of green in the color.

       b (PLINT *, output)
              Pointer to an unsigned 8-bit integer (0-255) representing the degree of blue in the color.

       alpha (PLFLT *, output)
              Pointer to PLFLT alpha transparency value.

AUTHORS

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

SEE ALSO

       PLplot documentation at http://plplot.sourceforge.net/documentation.php.

                                                 February, 2014                               PLGCOLBGA(3plplot)