Exemple #1
0
static VALUE
nucomp_div(VALUE self, VALUE other)
{
    if (k_complex_p(other)) {
	get_dat2(self, other);

	if (TYPE(adat->real)  == T_FLOAT ||
	    TYPE(adat->imag) == T_FLOAT ||
	    TYPE(bdat->real)  == T_FLOAT ||
	    TYPE(bdat->imag) == T_FLOAT) {
	    VALUE magn = m_hypot(bdat->real, bdat->imag);
	    VALUE tmp = f_complex_new_bang2(CLASS_OF(self),
					    f_div(bdat->real, magn),
					    f_div(bdat->imag, magn));
	    return f_div(f_mul(self, f_conj(tmp)), magn);
	}
	return f_div(f_mul(self, f_conj(other)), f_abs2(other));
    }
    if (k_numeric_p(other) && f_real_p(other)) {
	get_dat1(self);

	return f_complex_new2(CLASS_OF(self),
			      f_div(dat->real, other),
			      f_div(dat->imag, other));
    }
    return rb_num_coerce_bin(self, other, '/');
}
Exemple #2
0
/*
 * call-seq:
 *    cmp.abs        ->  real
 *    cmp.magnitude  ->  real
 *
 * Returns the absolute part of its polar form.
 *
 *    Complex(-1).abs         #=> 1
 *    Complex(3.0, -4.0).abs  #=> 5.0
 */
static VALUE
nucomp_abs(VALUE self)
{
    get_dat1(self);

    if (f_zero_p(dat->real)) {
	VALUE a = f_abs(dat->imag);
	if (k_float_p(dat->real) && !k_float_p(dat->imag))
	    a = f_to_f(a);
	return a;
    }
    if (f_zero_p(dat->imag)) {
	VALUE a = f_abs(dat->real);
	if (!k_float_p(dat->real) && k_float_p(dat->imag))
	    a = f_to_f(a);
	return a;
    }
    return m_hypot(dat->real, dat->imag);
}
Exemple #3
0
static VALUE
nucomp_abs(VALUE self)
{
    get_dat1(self);
    return m_hypot(dat->real, dat->imag);
}