210 lines
7.1 KiB
C++
210 lines
7.1 KiB
C++
// SPDX-License-Identifier: BSD-2-Clause
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// This code is part of the sfizz library and is licensed under a BSD 2-clause
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// license. You should have receive a LICENSE.md file along with the code.
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// If not, contact the sfizz maintainers at https://github.com/sfztools/sfizz
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#include "sfizz/Synth.h"
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#include "catch2/catch.hpp"
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using namespace Catch::literals;
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constexpr int blockSize { 256 };
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TEST_CASE("[Synth] Play and check active voices")
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{
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sfz::Synth synth;
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synth.setSamplesPerBlock(256);
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sfz::AudioBuffer<float> buffer { 2, blockSize };
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synth.loadSfzFile(fs::current_path() / "tests/TestFiles/groups_avl.sfz");
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synth.noteOn(0, 36, 24);
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synth.noteOn(0, 36, 89);
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REQUIRE(synth.getNumActiveVoices() == 2);
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// Render for a while
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for (int i = 0; i < 200; ++i)
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synth.renderBlock(buffer);
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REQUIRE(synth.getNumActiveVoices() == 0);
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}
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TEST_CASE("[Synth] Change the number of voice while playing")
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{
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sfz::Synth synth;
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synth.setSamplesPerBlock(256);
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sfz::AudioBuffer<float> buffer { 2, blockSize };
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synth.loadSfzFile(fs::current_path() / "tests/TestFiles/groups_avl.sfz");
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synth.noteOn(0, 36, 24);
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synth.noteOn(0, 36, 89);
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synth.renderBlock(buffer);
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REQUIRE(synth.getNumActiveVoices() == 2);
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synth.setNumVoices(8);
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REQUIRE(synth.getNumActiveVoices() == 0);
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REQUIRE(synth.getNumVoices() == 8);
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}
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TEST_CASE("[Synth] Check that the sample per block and sample rate are actually propagated to all voices even on recreation")
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{
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sfz::Synth synth;
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synth.setSamplesPerBlock(256);
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synth.setSampleRate(96000);
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for (int i = 0; i < synth.getNumVoices(); ++i)
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{
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REQUIRE( synth.getVoiceView(i)->getSamplesPerBlock() == 256 );
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REQUIRE( synth.getVoiceView(i)->getSampleRate() == 96000.0f );
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}
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synth.setNumVoices(8);
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for (int i = 0; i < synth.getNumVoices(); ++i)
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{
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REQUIRE( synth.getVoiceView(i)->getSamplesPerBlock() == 256 );
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REQUIRE( synth.getVoiceView(i)->getSampleRate() == 96000.0f );
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}
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synth.setSamplesPerBlock(128);
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synth.setSampleRate(48000);
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for (int i = 0; i < synth.getNumVoices(); ++i)
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{
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REQUIRE( synth.getVoiceView(i)->getSamplesPerBlock() == 128 );
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REQUIRE( synth.getVoiceView(i)->getSampleRate() == 48000.0f );
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}
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synth.setNumVoices(64);
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for (int i = 0; i < synth.getNumVoices(); ++i)
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{
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REQUIRE( synth.getVoiceView(i)->getSamplesPerBlock() == 128 );
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REQUIRE( synth.getVoiceView(i)->getSampleRate() == 48000.0f );
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}
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}
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TEST_CASE("[Synth] Check that we can change the size of the preload before and after loading")
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{
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sfz::Synth synth;
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synth.setPreloadSize(512);
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sfz::AudioBuffer<float> buffer { 2, blockSize };
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synth.loadSfzFile(fs::current_path() / "tests/TestFiles/groups_avl.sfz");
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synth.setPreloadSize(1024);
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synth.noteOn(0, 36, 24);
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synth.noteOn(0, 36, 89);
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synth.renderBlock(buffer);
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synth.setPreloadSize(2048);
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synth.renderBlock(buffer);
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}
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TEST_CASE("[Synth] Check that we can change the oversampling factor before and after loading")
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{
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sfz::Synth synth;
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synth.setOversamplingFactor(sfz::Oversampling::x2);
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sfz::AudioBuffer<float> buffer { 2, blockSize };
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synth.loadSfzFile(fs::current_path() / "tests/TestFiles/groups_avl.sfz");
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synth.setOversamplingFactor(sfz::Oversampling::x4);
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synth.noteOn(0, 36, 24);
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synth.noteOn(0, 36, 89);
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synth.renderBlock(buffer);
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synth.setOversamplingFactor(sfz::Oversampling::x2);
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synth.renderBlock(buffer);
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}
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TEST_CASE("[Synth] All notes offs/all sounds off")
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{
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sfz::Synth synth;
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synth.setNumVoices(8);
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synth.loadSfzFile(fs::current_path() / "tests/TestFiles/sound_off.sfz");
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synth.noteOn(0, 60, 63);
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synth.noteOn(0, 62, 63);
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REQUIRE( synth.getNumActiveVoices() == 2 );
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synth.cc(0, 120, 63);
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REQUIRE( synth.getNumActiveVoices() == 0 );
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synth.noteOn(0, 62, 63);
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synth.noteOn(0, 60, 63);
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REQUIRE( synth.getNumActiveVoices() == 2 );
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synth.cc(0, 123, 63);
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REQUIRE( synth.getNumActiveVoices() == 0 );
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}
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TEST_CASE("[Synth] Reset all controllers")
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{
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sfz::Synth synth;
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synth.cc(0, 12, 64);
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REQUIRE( synth.getMidiState().getCCValue(12) == 64 );
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synth.cc(0, 121, 64);
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REQUIRE( synth.getMidiState().getCCValue(12) == 0 );
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}
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TEST_CASE("[Synth] Releasing before the EG started smoothing (initial delay) kills the voice")
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{
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sfz::Synth synth;
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synth.setSamplesPerBlock(1024);
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synth.setNumVoices(1);
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synth.loadSfzFile(fs::current_path() / "tests/TestFiles/delay_release.sfz");
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synth.noteOn(0, 60, 63);
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REQUIRE( !synth.getVoiceView(0)->isFree() );
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synth.noteOff(100, 60, 63);
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REQUIRE( synth.getVoiceView(0)->isFree() );
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synth.noteOn(200, 60, 63);
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REQUIRE( !synth.getVoiceView(0)->isFree() );
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synth.noteOff(1000, 60, 63);
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REQUIRE( !synth.getVoiceView(0)->isFree() );
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}
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TEST_CASE("[Synth] Releasing after the initial and normal mode does not trigger a fast release")
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{
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sfz::Synth synth;
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synth.setSamplesPerBlock(1024);
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sfz::AudioBuffer<float> buffer(2, 1024);
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synth.setNumVoices(1);
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synth.loadSfzFile(fs::current_path() / "tests/TestFiles/delay_release.sfz");
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synth.noteOn(200, 60, 63);
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REQUIRE( !synth.getVoiceView(0)->isFree() );
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synth.renderBlock(buffer);
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REQUIRE( !synth.getVoiceView(0)->isFree() );
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synth.noteOff(0, 60, 63);
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synth.renderBlock(buffer);
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REQUIRE( !synth.getVoiceView(0)->isFree() );
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}
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TEST_CASE("[Synth] Trigger=release and an envelope properly kills the voice at the end of the envelope")
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{
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sfz::Synth synth;
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synth.setSampleRate(48000);
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synth.setSamplesPerBlock(480);
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sfz::AudioBuffer<float> buffer(2, 480);
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synth.setNumVoices(1);
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synth.loadSfzFile(fs::current_path() / "tests/TestFiles/envelope_trigger_release.sfz");
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synth.noteOn(0, 60, 63);
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synth.noteOff(0, 60, 63);
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REQUIRE( !synth.getVoiceView(0)->isFree() );
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synth.renderBlock(buffer); // Attack (0.02)
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synth.renderBlock(buffer);
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synth.renderBlock(buffer); // Decay (0.02)
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synth.renderBlock(buffer);
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synth.renderBlock(buffer); // Release (0.1)
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REQUIRE( synth.getVoiceView(0)->canBeStolen() );
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// Release is 0.1s
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for (int i = 0; i < 10; ++i)
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synth.renderBlock(buffer);
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REQUIRE( synth.getVoiceView(0)->isFree() );
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}
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TEST_CASE("[Synth] Trigger=release_key and an envelope properly kills the voice at the end of the envelope")
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{
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sfz::Synth synth;
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synth.setSampleRate(48000);
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synth.setSamplesPerBlock(480);
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sfz::AudioBuffer<float> buffer(2, 480);
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synth.setNumVoices(1);
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synth.loadSfzFile(fs::current_path() / "tests/TestFiles/envelope_trigger_release_key.sfz");
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synth.noteOn(0, 60, 63);
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synth.noteOff(0, 60, 63);
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REQUIRE( !synth.getVoiceView(0)->isFree() );
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synth.renderBlock(buffer); // Attack (0.02)
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synth.renderBlock(buffer);
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synth.renderBlock(buffer); // Decay (0.02)
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synth.renderBlock(buffer);
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synth.renderBlock(buffer); // Release (0.1)
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REQUIRE( synth.getVoiceView(0)->canBeStolen() );
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// Release is 0.1s
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for (int i = 0; i < 10; ++i)
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synth.renderBlock(buffer);
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REQUIRE( synth.getVoiceView(0)->isFree() );
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}
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