def test_constructor(self):
for s, a, b, c, i, steps in (
('p1', 0, 0, 0, 0, 1),
('d1', 0, 0, -1, -1, 1),
('a1', 0, 0, 1, 1, 1),
('p4', 3, 0, 0, 5, 4),
('p5', 4, 0, 0, 7, 5),
('p8', 0, 1, 0, 12, 8),
('d8', 0, 1, -1, 11, 8),
('a8', 0, 1, 1, 13, 8),
('p11', 3, 1, 0, 17, 11), # octave + fourth
('p12', 4, 1, 0, 19, 12), # octave + fifth
('p15', 0, 2, 0, 24, 15), # 2*octave
('d15', 0, 2, -1, 23, 15), # 2*octave
('a15', 0, 2, 1, 25, 15), # 2*octave
('m2', 1, 0, -1, 1, 2),
('M2', 1, 0, 0, 2, 2),
('M3', 2, 0, 0, 4, 3),
('M6', 5, 0, 0, 9, 6),
('M9', 1, 1, 0, 14, 9),
('m10', 2, 1, -1, 15, 10), # tenth
('M13', 5, 1, 0, 21, 13), # octave + sixth
('m14', 6, 1, -1, 22, 14), # octave + seventh
('M16', 1, 2, 0, 26, 16), # 2*octave + second
):
n = Interval(s)
self.assertEquals((n.m_interval, n.m_octave, n.m_mod), (a, b, c))
self.assertEquals(repr(n), s)
self.assertEquals(i, n.get_intvalue())
self.assertEquals(steps, n.steps())
def test_constructor(self):
for s, a, b, c, i, steps in (
('p1', 0, 0, 0, 0, 1),
('d1', 0, 0, -1, -1, 1),
('a1', 0, 0, 1, 1, 1),
('p4', 3, 0, 0, 5, 4),
('p5', 4, 0, 0, 7, 5),
('p8', 0, 1, 0, 12, 8),
('d8', 0, 1, -1, 11, 8),
('a8', 0, 1, 1, 13, 8),
('p11', 3, 1, 0, 17, 11), # octave + fourth
('p12', 4, 1, 0, 19, 12), # octave + fifth
('p15', 0, 2, 0, 24, 15), # 2*octave
('d15', 0, 2, -1, 23, 15), # 2*octave
('a15', 0, 2, 1, 25, 15), # 2*octave
('m2', 1, 0, -1, 1, 2),
('M2', 1, 0, 0, 2, 2),
('M3', 2, 0, 0, 4, 3),
('M6', 5, 0, 0, 9, 6),
('M9', 1, 1, 0, 14, 9),
('m10', 2, 1, -1, 15, 10), # tenth
('M13', 5, 1, 0, 21, 13), # octave + sixth
('m14', 6, 1, -1, 22, 14), # octave + seventh
('M16', 1, 2, 0, 26, 16), # 2*octave + second
):
n = Interval(s)
self.assertEquals((n.m_interval, n.m_octave, n.m_mod), (a, b, c))
self.assertEquals(repr(n), s)
self.assertEquals(i, n.get_intvalue())
self.assertEquals(steps, n.steps())
def generate_csound_intonation():
# We don't specify a lessonfile manager since we don't need
# any of the methods that depend on it.
page = fp.Page(u"Experimental CSound exercises", fp.Column())
fileheader = fp.FileHeader(1, page)
section = fp.LinkList(u"Melodic intervals")
page[-1].append(section)
for idx, cname in enumerate(interval_names):
subpage = fp.Page(Interval(cname).get_cname().title(), fp.Column())
section.append(subpage)
sect = fp.LinkList(Interval(cname).get_cname().title())
subpage[-1].append(sect)
for cent in cents:
csound_intonation2(False, cname, cent)
sect.append("solfege:lesson-files/csound-intonation-%s-%icent" %
(iname_to_fn(cname), cent))
section = fp.LinkList(u"Harmonic intervals")
col = fp.Column()
page.append(col)
page[-1].append(section)
for idx, cname in enumerate(interval_names):
subpage = fp.Page(Interval(cname).get_cname().title(), fp.Column())
section.append(subpage)
sect = fp.LinkList(Interval(cname).get_cname().title())
subpage[-1].append(sect)
for cent in cents:
csound_intonation2(True, cname, cent)
sect.append(
"solfege:lesson-files/csound-intonation-harmonic-%s-%icent" %
(iname_to_fn(cname), cent))
f = codecs.open("exercises/standard/csound-tree.txt", "w", "utf-8")
fileheader.dump(f)
f.close()
def test_add_d5(self):
a = MusicalPitch.new_from_notename("b")
b = Interval("-d5")
self.assertEquals((a + b).get_octave_notename(), "eis")
a = MusicalPitch.new_from_notename("bis")
b = Interval("-d5")
self.assertEquals((a + b).get_octave_notename(), "eisis")
a = MusicalPitch.new_from_notename("bisis")
b = Interval("-d5")
self.assertEquals((a + b).get_octave_notename(), "fisis")
def test_get_cname(self):
for i, s in enumerate((
"Perfect Unison",
"Minor Second",
"Major Second",
"Minor Third",
"Major Third",
"Perfect Fourth",
"Tritone",
"Perfect Fifth",
"Minor Sixth",
"Major Sixth",
"Minor Seventh",
"Major Seventh",
"Perfect Octave",
"Minor Ninth",
"Major Ninth",
"Minor Tenth",
"Major Tenth",
"Perfect Eleventh",
"Octave + Tritone",
"Perfect Twelfth",
"Minor Thirteenth",
"Major Thirteenth",
"Minor Fourteenth",
"Major Fourteenth",
"Perfect Double Octave",
)):
self.assertEquals(Interval.new_from_int(i).get_cname(), s, (i, s))
def test_get_cname(self):
for i, s in enumerate((
"Perfect Unison",
"Minor Second",
"Major Second",
"Minor Third",
"Major Third",
"Perfect Fourth",
"Tritone",
"Perfect Fifth",
"Minor Sixth",
"Major Sixth",
"Minor Seventh",
"Major Seventh",
"Perfect Octave",
"Minor Ninth",
"Major Ninth",
"Minor Tenth",
"Major Tenth",
"Perfect Eleventh",
"Octave + Tritone",
"Perfect Twelfth",
"Minor Thirteenth",
"Major Thirteenth",
"Minor Fourteenth",
"Major Fourteenth",
"Perfect Double Octave",
)):
self.assertEquals(Interval.new_from_int(i).get_cname(), s, (i, s))
def csound_intonation2(harmonic, interval_name, cent):
i = Interval(interval_name)
if harmonic:
hs = "harmonic-"
else:
hs = ""
filename = os.path.join(
"exercises", "standard", "lesson-files",
"csound-intonation-%s%s-%icent" %
(hs, iname_to_fn(interval_name), cent))
f = codecs.open(filename, 'w', 'utf-8')
print >> f, "# Solfege - free ear training software"
print >> f, "# Copyright (C) 2004, 2005, 2011 Tom Cato Amundsen"
print >> f, "# License is GPL, see file COPYING"
print >> f
print >> f, "header {"
print >> f, ' lesson_id = "csound-intonation-%s%s-%icent"' % (
hs, iname_to_fn(interval_name), cent)
print >> f, ' module = idbyname'
print >> f, ' help = "idbyname-intonation"'
print >> f, ' title = _("Is the interval flat, in tune or sharp? %%s cent wrong") %% %i' % cent
print >> f, ' lesson_heading = _("Just interval: %%s") %% _("%s") + " (%s)"' % (
i.get_cname(), ratio_dict[i.get_cname_short()][1])
print >> f, ' filldir = vertic'
print >> f, '}'
for c in range(12):
hz = 220 * 2**(c / 12)
hz2 = hz * ratio_dict[i.get_cname_short()][0]
for label, mult in (("intonation|flat", -cent),
("intonation|in tune", 0), ("intonation|sharp",
cent)):
print >> f
print >> f, 'question {'
print >> f, ' name = _i("%s")' % label
print >> f, ' set=%i' % c
print >> f, ' csound(load("share/sinus.orc"), """'
print >> f, ' f1 0 4096 10 1 1.25 0.95 0.8 0.6 0.4 0.2 '
if harmonic:
print >> f, ' i1 0 1 %f' % hz
print >> f, ' i1 0 1 %f' % (hz2 * 2**(mult / 1200))
else:
print >> f, ' i1 0 1 %f' % hz
print >> f, ' i1 + 1 %f' % (hz2 * 2**(mult / 1200))
print >> f, ' """)'
print >> f, "}"
f.close()
def csound_intonation2(harmonic, interval_name, cent):
i = Interval(interval_name)
if harmonic:
hs = "harmonic-"
else:
hs = ""
filename = saveto / ("csound-intonation-%s%s-%icent" % (hs, iname_to_fn(interval_name), cent))
f = filename.open("w")
f.write("""# Solfege - free ear training software
# Copyright (C) 2004, 2005, 2011, 2016 Tom Cato Amundsen
# License is GPL, see file COPYING
header {{
lesson_id = "csound-intonation-{0}{1}-{2}cent"
module = idbyname
help = "idbyname-intonation"
title = _("Is the interval flat, in tune or sharp? %s cent wrong") % {3}
lesson_heading = _("Just interval: %s") % _("{4}") + " ({5})"
filldir = vertic
}}
""".format(hs, iname_to_fn(interval_name), cent, cent, # 0-3
i.get_cname(), ratio_dict[i.get_cname_short()][1])) # 4-5
for c in range(12):
hz = 220 * 2 ** (c / 12)
hz2 = hz * ratio_dict[i.get_cname_short()][0]
for label, mult in (("intonation|flat", -cent),
("intonation|in tune", 0),
("intonation|sharp", cent)):
f.write("""
question {{
name = _i("{0}")
set={1}
csound(load("share/sinus.orc"), \"\"\"
f1 0 4096 10 1 1.25 0.95 0.8 0.6 0.4 0.2
""".format(label, c))
if harmonic:
f.write(' i1 0 1 %f\n' % hz)
f.write(' i1 0 1 %f\n' % (hz2 * 2**(mult / 1200)))
else:
f.write(' i1 0 1 %f\n' % hz)
f.write(' i1 + 1 %f\n' % (hz2 * 2**(mult / 1200)))
f.write(' """)\n')
f.write("}\n")
f.close()
def csound_intonation2(harmonic, interval_name, cent):
i = Interval(interval_name)
if harmonic:
hs = "harmonic-"
else:
hs = ""
filename = os.path.join("exercises", "standard", "lesson-files", "csound-intonation-%s%s-%icent" % (hs, iname_to_fn(interval_name), cent))
f = codecs.open(filename, 'w', 'utf-8')
print >> f, "# Solfege - ear training for GNOME"
print >> f, "# Copyright (C) 2004, 2005 Tom Cato Amundsen"
print >> f, "# License is GPL, see file COPYING"
print >> f
print >> f, "header {"
print >> f, ' lesson_id = "csound-intonation-%s%s-%icent"' % (hs, iname_to_fn(interval_name), cent)
print >> f, ' module = idbyname'
print >> f, ' help = "idbyname-intonation"'
print >> f, ' title = _("Is the interval flat, in tune or sharp? %%s cent wrong") %% %i' % cent
print >> f, ' lesson_heading = _("Just interval: %%s") %% _("%s") + " (%s)"' % (i.get_cname(), ratio_dict[i.get_cname_short()][1])
print >> f, ' filldir = vertic'
print >> f, '}'
for c in range(12):
hz = 220 * 2 ** (c/12)
hz2 = hz * ratio_dict[i.get_cname_short()][0]
for label, mult in (("intonation|flat", -cent),
("intonation|in tune", 0),
("intonation|sharp", cent)):
print >> f
print >> f, 'question {'
print >> f, ' name = _i("%s")' % label
print >> f, ' set=%i' % c
print >> f, ' csound(load("share/sinus.orc"), """'
print >> f, ' f1 0 4096 10 1 1.25 0.95 0.8 0.6 0.4 0.2 '
if harmonic:
print >> f, ' i1 0 1 %f' % hz
print >> f, ' i1 0 1 %f' % (hz2 * 2**(mult / 1200))
else:
print >> f, ' i1 0 1 %f' % hz
print >> f, ' i1 + 1 %f' % (hz2 * 2**(mult / 1200))
print >> f, ' """)'
print >> f, "}"
f.close()
def test_new_from_int(self):
for x in range(-12, 12):
i = Interval.new_from_int(x)
a = MusicalPitch.new_from_notename("bisis")
b = a + i
self.assertEquals(int(a) + x, int(b))
def test_new_from_int(self):
for x in range(-12, 12):
i = Interval.new_from_int(x)
a = MusicalPitch.new_from_notename("bisis")
b = a + i
self.assertEquals(int(a) + x, int(b))
def test_addition(self):
a = MusicalPitch.new_from_notename("c'")
b = Interval("m2")
self.assertEquals((a + b).get_octave_notename(), "des'")
'M3': (5 / 4, "5:4"),
'p4': (4 / 3, "4:3"),
'p5': (3 / 2, "3:2"),
'm6': (8 / 5, "8:5"),
'M6': (5 / 3, "5:3"),
'm7': (16 / 9, "16:9"),
'M7': (15 / 8, "15:8"),
'p8': (2, "2:1"),
'm9': (1 + 16 / 15, "1+16:15"),
'M9': (1 + 9 / 8, "1+9:8"),
'm10': (1 + 6 / 5, "1+6:5"),
'M10': (1 + 5 / 4, "1+5:4"),
}
interval_names = list(ratio_dict.keys())
interval_names.sort(key=lambda i: Interval(i).get_intvalue())
# different number of cents the intonation questions should be wrong.
cents = (40, 30, 20, 15, 10, 8, 6, 5)
def write_file_copyright(f):
f.write("# Solfege - free ear training software\n")
f.write("# Copyright (C) 2007, 2008, 2011, 2016 Tom Cato Amundsen\n")
f.write("# License is GPL, see file COPYING\n")
f.write("# Generated by tools/generate_lessonfiles.py\n")
def question(f, b, c):
low = 60
tone_a = MusicalPitch.new_from_int(low)
def test_add_interval_fail(self):
n = MusicalPitch.new_from_int(120)
i = Interval("M10")
self.assertRaises(ValueError, lambda: n + i)
