diff options
| author | nick_m <mainsbridge@gmail.com> | 2016-04-02 05:00:14 +1100 |
|---|---|---|
| committer | nick_m <mainsbridge@gmail.com> | 2016-05-27 23:38:13 +1000 |
| commit | 8063b1ce3c16f7d029edfb0966e3cb3b2c16c0b4 (patch) | |
| tree | b6f54f68ece3fbdec99f5043ece6ed12d2f8e796 /libs/ardour/test | |
| parent | d3f0e651998be01f75bb334e36a4329c9772af40 (diff) | |
Tempo ramps - make ramp test more challenging.
Diffstat (limited to 'libs/ardour/test')
| -rw-r--r-- | libs/ardour/test/tempo_test.cc | 34 |
1 files changed, 25 insertions, 9 deletions
diff --git a/libs/ardour/test/tempo_test.cc b/libs/ardour/test/tempo_test.cc index 9a6229124f..41419b1bce 100644 --- a/libs/ardour/test/tempo_test.cc +++ b/libs/ardour/test/tempo_test.cc @@ -59,19 +59,27 @@ TempoTest::rampTest () Meter meterA (4, 4); Tempo tempoA (77.0, 4.0); Tempo tempoB (217.0, 4.0); - map.add_tempo (tempoA, 0.0, TempoSection::Ramp); - map.add_tempo (tempoB, 100.0, TempoSection::Ramp); + map.add_tempo (tempoA, (framepos_t) 0, TempoSection::Ramp); + map.add_tempo (tempoB, (framepos_t) 60 * sampling_rate, TempoSection::Ramp); map.add_meter (meterA, 0.0, BBT_Time (1, 1, 0)); /* - 120bpm 240bpm - 0 beats 12 beats - 0 frames 288e3 frames - 0 pulses 4 pulses + 77bpm / note typeA 217bpm / note type B + 0 frames 60 * sample rate frames | | | | | - | 1.1 1.2 1.3 1.4 | 2.1 2.2 2.3.2.4 | 3.1 3.2 3.3 3.4 | 4.1 4.2 4.3 | - + | *| + | * | + | * | + | * | + | * | + | * | + | * | + | * | | + | * | | + | * | | | + -------------------|-----------|----------------------- + 20 seconds 125.0 bpm / note_type */ TempoSection* tA = 0; @@ -88,6 +96,14 @@ TempoTest::rampTest () } map.recompute_map (map._metrics); - CPPUNIT_ASSERT_EQUAL (tB->frame(), tA->frame_at_tempo (tB->beats_per_minute() / tB->note_type(), 100.0, sampling_rate)); + CPPUNIT_ASSERT_EQUAL (tB->frame(), tA->frame_at_tempo (tB->beats_per_minute() / tB->note_type(), 300.0, sampling_rate)); CPPUNIT_ASSERT_EQUAL (tB->frame(), tA->frame_at_pulse (tB->pulse(), sampling_rate)); + + /* self-check tempo at pulse @ 125 bpm. */ + CPPUNIT_ASSERT_DOUBLES_EQUAL (125.0 / 4.0, tA->tempo_at_pulse (tA->pulse_at_tempo (125.0 / 4.0, 0, sampling_rate)), 0.000000000000001); + + /* self-check frame at pulse 20 seconds in. */ + const framepos_t target = 20 * sampling_rate; + const framepos_t result = tA->frame_at_pulse (tA->pulse_at_frame (target, sampling_rate), sampling_rate); + CPPUNIT_ASSERT_EQUAL (target, result); } |