Method: OpenCV::CvCircle32f#[]

Defined in:
ext/opencv/cvcircle32f.cpp

#[] ⇒ Number

Accesses to parameters of the circle by array-like interface ([X-coordinate, Y-coordinate, radius])

Parameters:

  • index (Integer) —

    Index

Returns:

  • (Number) —

    X-coordinate, Y-coordinate or radius of the circle


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# File 'ext/opencv/cvcircle32f.cpp', line 64

VALUE
rb_aref(VALUE self, VALUE index)
{
  switch (NUM2INT(index)) {
  case 0:
    return DBL2NUM(CVCIRCLE32F(self)->center.x);
    break;
  case 1:
    return DBL2NUM(CVCIRCLE32F(self)->center.y);
    break;
  case 2:
    return DBL2NUM(CVCIRCLE32F(self)->radius);
    break;
  default:
    rb_raise(rb_eIndexError, "index should be 0...3");
    break;
  }
  return Qnil;
}