1PLSCOLBGA(3plplot)                PLplot API                PLSCOLBGA(3plplot)
2
3
4

NAME

6       plscolbga - Set the background color by 8-bit RGB value and PLFLT alpha
7       transparency value.
8

SYNOPSIS

10       plscolbga(r, g, b, alpha)
11

DESCRIPTION

13       Set the background color (color 0 in cmap0)  by  8-bit  RGB  value  and
14       PLFLT alpha transparency value (see the PLplot documentation).
15
16       This function is used in example 31.
17

ARGUMENTS

19       r (PLINT(3plplot), input)
20              Unsigned 8-bit integer (0-255) representing the degree of red in
21              the color.
22
23       g (PLINT(3plplot), input)
24              Unsigned 8-bit integer (0-255) representing the degree of  green
25              in the color.
26
27       b (PLINT(3plplot), input)
28              Unsigned  8-bit  integer (0-255) representing the degree of blue
29              in the color.
30
31       alpha (PLFLT(3plplot), input)
32              Value of the alpha transparency in the range (0.0-1.0).
33
34

AUTHORS

36       Many developers (who  are  credited  at  http://plplot.org/credits.php)
37       have contributed to PLplot over its long history.
38

SEE ALSO

40       PLplot documentation at http://plplot.org/documentation.php.
41
42
43
44                                November, 2019              PLSCOLBGA(3plplot)