Method: PLplot.plgcolbga

Defined in:
ext/rbplplot.c

.plgcolbga ⇒ Array

Returns the background color (cmap0) by Fixnum (0-255) RGB value and Float alpha value.

Returns:

  • (Array) 


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# File 'ext/rbplplot.c', line 2724

static VALUE
rb_mPLplot_plgcolbga(VALUE obj)
{
  PLINT ovar0;
  PLINT ovar1;
  PLINT ovar2;
  PLFLT ovar3;
  
  plgcolbga(&ovar0,&ovar1,&ovar2,&ovar3);
  return rb_ary_new3(4,
    LONG2NUM(ovar0),
    LONG2NUM(ovar1),
    LONG2NUM(ovar2),
    rb_float_new(ovar3)
  );
}