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NAME

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

SYNOPSIS

       plgcolbga(r, g, b, a)

DESCRIPTION

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

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

AUTHORS

       Geoffrey  Furnish  and  Maurice  LeBrun  wrote  and  maintain  PLplot.   This man page was
       automatically generated from the DocBook source of the PLplot documentation, maintained by
       Alan W. Irwin and Rafael Laboissiere.

SEE ALSO

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

                                          February, 2012                       PLGCOLBGA(3plplot)