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Add some polyphony tests

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This commit is contained in:
Paul Ferrand 2020-03-29 12:52:34 +02:00
parent 26a9ab2c70
commit 5ff31ae181
2 changed files with 47 additions and 0 deletions
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42
tests/SynthT.cpp
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@ -332,3 +332,45 @@ TEST_CASE("[Synth] Gain to mix")
REQUIRE( bus->gainToMain() == 0 );
REQUIRE( bus->gainToMix() == 0.5 );
}
TEST_CASE("[Synth] group polyphony limits")
{
sfz::Synth synth;
synth.loadSfzFile(fs::current_path() / "tests/TestFiles/polyphony.sfz");
synth.noteOn(0, 65, 64);
synth.noteOn(0, 65, 64);
synth.noteOn(0, 65, 64);
REQUIRE(synth.getNumActiveVoices() == 2); // group polyphony should block the last note
}
TEST_CASE("[Synth] Self-masking")
{
sfz::Synth synth;
synth.loadSfzFile(fs::current_path() / "tests/TestFiles/polyphony.sfz");
synth.noteOn(0, 64, 63);
synth.noteOn(0, 64, 62);
synth.noteOn(0, 64, 64);
REQUIRE(synth.getNumActiveVoices() == 3); // One of these is releasing
REQUIRE(synth.getVoiceView(0)->getTriggerValue() == 63_norm);
REQUIRE(!synth.getVoiceView(0)->canBeStolen());
REQUIRE(synth.getVoiceView(1)->getTriggerValue() == 62_norm);
REQUIRE(synth.getVoiceView(1)->canBeStolen()); // The lowest velocity voice is the masking candidate
REQUIRE(synth.getVoiceView(2)->getTriggerValue() == 64_norm);
REQUIRE(!synth.getVoiceView(2)->canBeStolen());
}
TEST_CASE("[Synth] Not self-masking")
{
sfz::Synth synth;
synth.loadSfzFile(fs::current_path() / "tests/TestFiles/polyphony.sfz");
synth.noteOn(0, 66, 63);
synth.noteOn(0, 66, 62);
synth.noteOn(0, 66, 64);
REQUIRE(synth.getNumActiveVoices() == 3); // One of these is releasing
REQUIRE(synth.getVoiceView(0)->getTriggerValue() == 63_norm);
REQUIRE(synth.getVoiceView(0)->canBeStolen()); // The first encountered voice is the masking candidate
REQUIRE(synth.getVoiceView(1)->getTriggerValue() == 62_norm);
REQUIRE(!synth.getVoiceView(1)->canBeStolen());
REQUIRE(synth.getVoiceView(2)->getTriggerValue() == 64_norm);
REQUIRE(!synth.getVoiceView(2)->canBeStolen());
}

5
tests/TestFiles/polyphony.sfz Normal file
View file

@ -0,0 +1,5 @@
<region> sample=*sine key=63
<region> sample=*sine key=64 note_polyphony=2
<region> sample=*sine key=66 note_polyphony=2 note_selfmask=off
<group> group=1 polyphony=2
<region> sample=*sine key=65