Method: PLplot.plcalc_world

Defined in:
ext/rbplplot.c

.plcalc_world(rx, ry) ⇒ Array

Calculate world coordinates and corresponding window index from relative device coordinates

Returns:

  • (Array) 


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# File 'ext/rbplplot.c', line 2397

static VALUE
rb_mPLplot_plcalc_world(VALUE obj,VALUE arg0,VALUE arg1)
{
  PLFLT ivar0;
  PLFLT ivar1;
  PLFLT ovar0;
  PLFLT ovar1;
  PLINT ovar2;
  ivar0 = NUM2DBL(arg0);
  ivar1 = NUM2DBL(arg1);
  plcalc_world(ivar0,ivar1,&ovar0,&ovar1,&ovar2);
  return rb_ary_new3(3,
    rb_float_new(ovar0),
    rb_float_new(ovar1),
    LONG2NUM(ovar2)
  );
}