-/*
- should add optional args
- */
-
-LY_DEFINE(make_pitch, "ly:make-pitch", 3, 0, 0,
- (SCM o, SCM n, SCM a),
- "@var{octave} is specified by an integer, zero for the octave containing "
- "middle C. @var{note} is a number from 0 to 6, with 0 corresponding to C "
- "and 6 corresponding to B. The shift is zero for a natural, negative for "
- "flats, or positive for sharps. ")
-{
- SCM_ASSERT_TYPE(gh_number_p (o), o, SCM_ARG1, __FUNCTION__, "number");
- SCM_ASSERT_TYPE(gh_number_p (n), n, SCM_ARG2, __FUNCTION__, "number");
- SCM_ASSERT_TYPE(gh_number_p (a), a, SCM_ARG3, __FUNCTION__, "number");
-
- Pitch p (gh_scm2int (o), gh_scm2int (n), gh_scm2int (a));
- return p.smobbed_copy ();
-}
-
-LY_DEFINE(pitch_steps, "ly:pitch-steps", 1, 0,0,
- (SCM p),
- "Number of steps counted from central C of the pitch @var{p}.")
-{
- Pitch *pp = unsmob_pitch (p);
- SCM_ASSERT_TYPE(pp, p, SCM_ARG1, __FUNCTION__, "Pitch");
-
- return gh_int2scm (pp->steps());
-}
-
-LY_DEFINE(pitch_octave, "ly:pitch-octave", 1, 0, 0,
- (SCM pp),
- "extract the octave from pitch @var{p}.")
-{
- Pitch *p = unsmob_pitch (pp);
- SCM_ASSERT_TYPE(p, pp, SCM_ARG1, __FUNCTION__, "Pitch");
- int q = p->get_octave ();
-
- return gh_int2scm (q);
-}
-
-LY_DEFINE(pitch_alteration, "ly:pitch-alteration", 1, 0, 0,
- (SCM pp),
- "extract the alteration from pitch @var{p}.")
-{
- Pitch *p = unsmob_pitch (pp);
- SCM_ASSERT_TYPE(p, pp, SCM_ARG1, __FUNCTION__, "Pitch");
- int q = p->get_alteration ();
-
- return gh_int2scm (q);
-}
-
-LY_DEFINE(pitch_notename, "ly:pitch-notename", 1, 0, 0,
- (SCM pp),
- "extract the note name from pitch @var{pp}.")
-{
- Pitch *p = unsmob_pitch (pp);
- SCM_ASSERT_TYPE(p, pp, SCM_ARG1, __FUNCTION__, "Pitch");
- int q = p->get_notename ();
-
- return gh_int2scm (q);
-}
-
-LY_DEFINE(ly_pitch_quartertones, "ly:pitch-quartertones", 1, 0, 0,
- (SCM pp),
- "calculate the number of semitones of @var{p} from central C.")
-{
- Pitch *p = unsmob_pitch (pp);
- SCM_ASSERT_TYPE(p, pp, SCM_ARG1, __FUNCTION__, "Pitch");
-
- int q = p->quartertone_pitch ();
-
- return gh_int2scm (q);
-}
-
-LY_DEFINE(ly_pitch_semitones, "ly:pitch-semitones", 1, 0, 0,
- (SCM pp),
- "calculate the number of semitones of @var{p} from central C.")
-{
- Pitch *p = unsmob_pitch (pp);
- SCM_ASSERT_TYPE(p, pp, SCM_ARG1, __FUNCTION__, "Pitch");
-
- int q = p->semitone_pitch ();
-
- return gh_int2scm (q);
-}
-
-LY_DEFINE(pitch_less, "ly:pitch<?", 2,0,0, (SCM p1, SCM p2),
- "Is @var{p1} lower than @var{p2}? This uses lexicographic ordening.")
-{
- Pitch *a = unsmob_pitch (p1);
- Pitch *b = unsmob_pitch (p2);
-
- SCM_ASSERT_TYPE(a, p1, SCM_ARG1, __FUNCTION__, "Pitch");
- SCM_ASSERT_TYPE(b, p2, SCM_ARG2, __FUNCTION__, "Pitch");
-
- if (Pitch::compare (*a, *b) < 0)
- return SCM_BOOL_T;
- else
- return SCM_BOOL_F;
-}
-
-LY_DEFINE(ly_pitch_diff, "ly:pitch-diff", 2 ,0 ,0,
- (SCM pitch, SCM root),
- "Return pitch with value DELTA = PITCH - ROOT, ie, "
- "ROOT == (ly:pitch-transpose root delta).")
-{
- Pitch *p = unsmob_pitch (pitch);
- Pitch *r = unsmob_pitch (root);
- SCM_ASSERT_TYPE(p, pitch, SCM_ARG1, __FUNCTION__, "Pitch");
- SCM_ASSERT_TYPE(r, root, SCM_ARG2, __FUNCTION__, "Pitch");
-
- return interval (*r, *p).smobbed_copy();
-}
-
-SCM
-Pitch::smobbed_copy ()const
-{
- Pitch * p = new Pitch (*this);
- return p->smobbed_self ();
-}