normalise ();
}
+/* FIXME: why is octave == 0 and default not middleC ? */
Pitch::Pitch ()
{
notename_ = 0;
LY_DEFINE (ly_pitch_transpose, "ly:pitch-transpose",
2, 0, 0, (SCM p, SCM delta),
"Transpose @var{p} by the amount @var{delta}, "
- "where @var{delta} is the pitch that middle C is transposed to.")
+ "where @var{delta} is relative to middle C.")
{
Pitch* t = unsmob_pitch (p);
Pitch *d = unsmob_pitch (delta);
}
/* Should add optional args. */
-LY_DEFINE (make_pitch, "ly:make-pitch",
+LY_DEFINE (ly_make_pitch, "ly:make-pitch",
3, 0, 0, (SCM octave, SCM note, SCM alter),
"@var{octave} is specified by an integer, "
"zero for the octave containing middle C. "
SCM_ASSERT_TYPE (scm_integer_p (note)== SCM_BOOL_T, note, SCM_ARG2, __FUNCTION__, "integer");
SCM_ASSERT_TYPE (scm_integer_p (alter)== SCM_BOOL_T, alter, SCM_ARG3, __FUNCTION__, "integer");
- Pitch p (gh_scm2int (octave), gh_scm2int (note), gh_scm2int (alter));
+ Pitch p (scm_to_int (octave), scm_to_int (note), scm_to_int (alter));
return p.smobbed_copy ();
}
-LY_DEFINE (pitch_steps, "ly:pitch-steps", 1, 0, 0,
+LY_DEFINE (ly_pitch_steps, "ly:pitch-steps", 1, 0, 0,
(SCM p),
"Number of steps counted from middle 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 ());
+ return scm_int2num (pp->steps ());
}
-LY_DEFINE (pitch_octave, "ly:pitch-octave",
+LY_DEFINE (ly_pitch_octave, "ly:pitch-octave",
1, 0, 0, (SCM pp),
- "extract the octave from pitch @var{p}.")
+ "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);
+ return scm_int2num (q);
}
-LY_DEFINE (pitch_alteration, "ly:pitch-alteration",
+LY_DEFINE (ly_pitch_alteration, "ly:pitch-alteration",
1, 0, 0, (SCM pp),
- "extract the alteration from pitch @var{p}.")
+ "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);
+ return scm_int2num (q);
}
LY_DEFINE (pitch_notename, "ly:pitch-notename",
1, 0, 0, (SCM pp),
- "extract the note name from pitch @var{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);
+ return scm_int2num (q);
}
-LY_DEFINE (ly_pitch_quartertones, "ly:pitch-quartertones",
+LY_DEFINE (ly_pitch_quartertones, "ly:pitch-quartertones",
1, 0, 0, (SCM pp),
- "calculate the number of semitones of @var{p} from middle C.")
+ "Calculate the number of quarter tones of @var{p} from middle C.")
{
Pitch *p = unsmob_pitch (pp);
SCM_ASSERT_TYPE (p, pp, SCM_ARG1, __FUNCTION__, "Pitch");
int q = p->quartertone_pitch ();
- return gh_int2scm (q);
+ return scm_int2num (q);
}
-LY_DEFINE (ly_pitch_semitones, "ly:pitch-semitones",
+LY_DEFINE (ly_pitch_semitones, "ly:pitch-semitones",
1, 0, 0, (SCM pp),
"calculate the number of semitones of @var{p} from middle C.")
{
Pitch *p = unsmob_pitch (pp);
SCM_ASSERT_TYPE (p, pp, SCM_ARG1, __FUNCTION__, "Pitch");
int q = p->semitone_pitch ();
- return gh_int2scm (q);
+ return scm_int2num (q);
}
-LY_DEFINE (pitch_less, "ly:pitch<?",
+LY_DEFINE (ly_pitch_less_p, "ly:pitch<?",
2, 0, 0, (SCM p1, SCM p2),
- "Is @var{p1} lower than @var{p2}? "
- "This uses lexicographic ordening.")
+ "Is @var{p1} lexicographically smaller than @var{p2}?")
{
Pitch *a = unsmob_pitch (p1);
Pitch *b = unsmob_pitch (p2);
return interval (*r, *p).smobbed_copy ();
}
-SCM
-Pitch::smobbed_copy ()const
-{
- Pitch *p = new Pitch (*this);
- return p->smobbed_self ();
-}
-
int
-Pitch::get_octave ()const
+Pitch::get_octave () const
{
return octave_;
}