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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)