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PLGCOLBGA

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.

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