Class: Vdsp::DoubleScalar

Inherits:
Object
  • Object
show all
Includes:
Scalar
Defined in:
ext/vdsp/vdsp.c

Instance Method Summary collapse

Instance Method Details

#*(other) ⇒ Object 



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# File 'ext/vdsp/vdsp.c', line 153

VALUE rb_double_scalar_mul(VALUE self, VALUE other)
{
  assert(rb_obj_is_kind_of(other, rb_mVdspArray));

  VALUE val = rb_iv_get(self, "val");
  return rb_double_array_mul(other, val);
}

#+(other) ⇒ Object 



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# File 'ext/vdsp/vdsp.c', line 136

VALUE rb_double_scalar_plus(VALUE self, VALUE other)
{
  assert(rb_obj_is_kind_of(other, rb_mVdspArray));

  VALUE val = rb_iv_get(self, "val");
  return rb_double_array_plus(other, val);
}

#-(other) ⇒ Object 



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# File 'ext/vdsp/vdsp.c', line 144

VALUE rb_double_scalar_minus(VALUE self, VALUE other)
{
  assert(rb_obj_is_kind_of(other, rb_mVdspArray));

  other = rb_double_array_mul(other, DBL2NUM(-1.0));
  VALUE val = rb_iv_get(self, "val");
  return rb_double_array_plus(other, val);
}

#/(other) ⇒ Object 



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# File 'ext/vdsp/vdsp.c', line 161

VALUE rb_double_scalar_div(VALUE self, VALUE other)
{
  assert(rb_obj_is_kind_of(other, rb_mVdspArray));

  VALUE val = rb_iv_get(self, "val");
  double _a = NUM2DBL(val);

  VdspArrayNativeResource *_b = get_vdsp_array_native_resource(other);
  VALUE lenv = LONG2NUM(_b->length);

  VALUE c = rb_class_new_instance(1, &lenv, rb_cDoubleArray);
  VdspArrayNativeResource *_c = get_vdsp_array_native_resource(c);

  vDSP_svdivD(&_a, _b->v.d, 1, _c->v.d, 1, _b->length);

  return c;
}