Persson-dev/SimpleDrums
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add sounds

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This commit is contained in:
Simon Pribylski
2023-03-02 19:19:01 +01:00
parent bac45c76f2
commit af97185e66
2 changed files with 149 additions and 85 deletions
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160
Source/PluginProcessor.cpp
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@@ -8,147 +8,197 @@
#include "PluginProcessor.h"
#include "PluginEditor.h"
#include <iostream>
#include "BinaryData.h"
//==============================================================================
CustomDrumsAudioProcessor::CustomDrumsAudioProcessor()
: AudioProcessor(BusesProperties()
.withOutput("Output", juce::AudioChannelSet::stereo(), true)
)
{
) {
formatManager.registerBasicFormats();
wavFormat = formatManager.findFormatForFileExtension("wav");
}
CustomDrumsAudioProcessor::~CustomDrumsAudioProcessor()
{
CustomDrumsAudioProcessor::~CustomDrumsAudioProcessor() {
}
void CustomDrumsAudioProcessor::loadFiles() {
const static std::vector<std::string> files = {
"bass_wav",
"crash_wav",
"floortom_wav",
"hihat_wav",
"hihatfoot_wav",
"hihatopen_wav",
"ride_wav",
"sharedrum_wav",
"sharestick_wav",
"tom1_wav",
"tom2_wav",
"clap_wav"
};
for (auto file : files) {
int dataSize;
const char* audioData = BinaryData::getNamedResource(file.c_str(), dataSize);
juce::MemoryInputStream input{ audioData, static_cast<std::size_t>(dataSize), false };
loadFile(&input);
}
}
void CustomDrumsAudioProcessor::loadFile(juce::MemoryInputStream* input) {
int fileIndex = fileBuffers.size();
auto* reader = wavFormat->createReaderFor(input, false);
if (reader != nullptr) {
fileBuffers.push_back({});
fileBuffers[fileIndex].setSize((int)reader->numChannels, (int)reader->lengthInSamples); // [4]
reader->read(&fileBuffers[fileIndex], // [5]
0, // [5.1]
(int)reader->lengthInSamples, // [5.2]
0, // [5.3]
true, // [5.4]
true); // [5.5]
}
}
//==============================================================================
const juce::String CustomDrumsAudioProcessor::getName() const
{
const juce::String CustomDrumsAudioProcessor::getName() const {
return JucePlugin_Name;
}
bool CustomDrumsAudioProcessor::acceptsMidi() const
{
bool CustomDrumsAudioProcessor::acceptsMidi() const {
return true;
}
bool CustomDrumsAudioProcessor::producesMidi() const
{
bool CustomDrumsAudioProcessor::producesMidi() const {
return true;
}
bool CustomDrumsAudioProcessor::isMidiEffect() const
{
return true;
bool CustomDrumsAudioProcessor::isMidiEffect() const {
return false;
}
double CustomDrumsAudioProcessor::getTailLengthSeconds() const
{
double CustomDrumsAudioProcessor::getTailLengthSeconds() const {
return 0.0;
}
int CustomDrumsAudioProcessor::getNumPrograms()
{
int CustomDrumsAudioProcessor::getNumPrograms() {
return 1; // NB: some hosts don't cope very well if you tell them there are 0 programs,
// so this should be at least 1, even if you're not really implementing programs.
// so this should be at least 1, even if you're not really implementing programs.
}
int CustomDrumsAudioProcessor::getCurrentProgram()
{
int CustomDrumsAudioProcessor::getCurrentProgram() {
return 0;
}
void CustomDrumsAudioProcessor::setCurrentProgram(int index)
{
void CustomDrumsAudioProcessor::setCurrentProgram(int index) {
}
const juce::String CustomDrumsAudioProcessor::getProgramName(int index)
{
const juce::String CustomDrumsAudioProcessor::getProgramName(int index) {
return {};
}
void CustomDrumsAudioProcessor::changeProgramName(int index, const juce::String& newName)
{
void CustomDrumsAudioProcessor::changeProgramName(int index, const juce::String& newName) {
}
//==============================================================================
void CustomDrumsAudioProcessor::prepareToPlay(double sampleRate, int samplesPerBlock)
{
void CustomDrumsAudioProcessor::prepareToPlay(double sampleRate, int samplesPerBlock) {
// Use this method as the place to do any pre-playback
// initialisation that you need..
loadFiles();
}
void CustomDrumsAudioProcessor::releaseResources()
{
void CustomDrumsAudioProcessor::releaseResources() {
// When playback stops, you can use this as an opportunity to free up any
// spare memory, etc.
fileBuffers.clear();
fileQueue.clear();
}
bool CustomDrumsAudioProcessor::isBusesLayoutSupported(const BusesLayout& layouts) const
{
bool CustomDrumsAudioProcessor::isBusesLayoutSupported(const BusesLayout& layouts) const {
juce::ignoreUnused(layouts);
return true;
}
void CustomDrumsAudioProcessor::processBlock(juce::AudioBuffer<float>& buffer, juce::MidiBuffer& midiMessages)
{
void CustomDrumsAudioProcessor::processBlock(juce::AudioBuffer<float>& buffer, juce::MidiBuffer& midiMessages) {
juce::ScopedNoDenormals noDenormals;
auto totalNumInputChannels = getTotalNumInputChannels();
auto totalNumOutputChannels = getTotalNumOutputChannels();
buffer.clear();
juce::MidiBuffer processedMidi;
for (const auto metadata : midiMessages)
{
for (const auto metadata : midiMessages) {
auto message = metadata.getMessage();
const auto time = metadata.samplePosition;
if (message.isNoteOn())
{
const int firstNote = 24;
std::cout << "Processed Input ! " << message.getChannel() << " " << abs(message.getNoteNumber() - 24) << std::endl;
if (message.isNoteOn()) {
FilePlay play;
play.position = 0;
play.fileIndex = message.getNoteNumber() % 12;
play.volume = message.getFloatVelocity() * message.getFloatVelocity();
fileQueue.push_back(play);
}
processedMidi.addEvent(message, time);
}
playSamples(buffer);
midiMessages.swapWith(processedMidi);
}
//==============================================================================
bool CustomDrumsAudioProcessor::hasEditor() const
{
bool CustomDrumsAudioProcessor::hasEditor() const {
return true; // (change this to false if you choose to not supply an editor)
}
juce::AudioProcessorEditor* CustomDrumsAudioProcessor::createEditor()
{
juce::AudioProcessorEditor* CustomDrumsAudioProcessor::createEditor() {
return new CustomDrumsAudioProcessorEditor(*this);
}
void CustomDrumsAudioProcessor::playSamples(juce::AudioBuffer<float>& buffer) {
int numberOfSamples = buffer.getNumSamples();
buffer.clear();
for (int i = 0; i < numberOfSamples; i++) {
for (int j = 0; j < fileQueue.size(); j++) {
FilePlay& file = fileQueue[j];
int& position = file.position;
auto& fileBuffer = fileBuffers[file.fileIndex];
float volume = file.volume;
if (position >= fileBuffer.getNumSamples()) {
fileQueue.erase(fileQueue.begin() + j);
continue;
}
buffer.addSample(0, i, fileBuffer.getSample(0, position) * volume);
buffer.addSample(1, i, fileBuffer.getSample(1, position) * volume);
position++;
}
}
}
//==============================================================================
void CustomDrumsAudioProcessor::getStateInformation(juce::MemoryBlock& destData)
{
void CustomDrumsAudioProcessor::getStateInformation(juce::MemoryBlock& destData) {
// You should use this method to store your parameters in the memory block.
// You could do that either as raw data, or use the XML or ValueTree classes
// as intermediaries to make it easy to save and load complex data.
}
void CustomDrumsAudioProcessor::setStateInformation(const void* data, int sizeInBytes)
{
void CustomDrumsAudioProcessor::setStateInformation(const void* data, int sizeInBytes) {
// You should use this method to restore your parameters from this memory block,
// whose contents will have been created by the getStateInformation() call.
}
//==============================================================================
// This creates new instances of the plugin..
juce::AudioProcessor* JUCE_CALLTYPE createPluginFilter()
{
juce::AudioProcessor* JUCE_CALLTYPE createPluginFilter() {
return new CustomDrumsAudioProcessor();
}

74
Source/PluginProcessor.h
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@@ -10,48 +10,62 @@
#include <JuceHeader.h>
struct FilePlay {
int position;
int fileIndex;
float volume;
};
//==============================================================================
/**
*/
class CustomDrumsAudioProcessor : public juce::AudioProcessor
{
class CustomDrumsAudioProcessor : public juce::AudioProcessor {
public:
//==============================================================================
CustomDrumsAudioProcessor();
~CustomDrumsAudioProcessor() override;
//==============================================================================
CustomDrumsAudioProcessor();
~CustomDrumsAudioProcessor() override;
//==============================================================================
void prepareToPlay (double sampleRate, int samplesPerBlock) override;
void releaseResources() override;
//==============================================================================
void prepareToPlay(double sampleRate, int samplesPerBlock) override;
void loadFile(juce::MemoryInputStream* input);
void loadFiles();
void releaseResources() override;
bool isBusesLayoutSupported (const BusesLayout& layouts) const override;
bool isBusesLayoutSupported(const BusesLayout& layouts) const override;
void processBlock (juce::AudioBuffer<float>&, juce::MidiBuffer&) override;
void processBlock(juce::AudioBuffer<float>&, juce::MidiBuffer&) override;
//==============================================================================
juce::AudioProcessorEditor* createEditor() override;
bool hasEditor() const override;
//==============================================================================
juce::AudioProcessorEditor* createEditor() override;
bool hasEditor() const override;
//==============================================================================
const juce::String getName() const override;
//==============================================================================
const juce::String getName() const override;
bool acceptsMidi() const override;
bool producesMidi() const override;
bool isMidiEffect() const override;
double getTailLengthSeconds() const override;
bool acceptsMidi() const override;
bool producesMidi() const override;
bool isMidiEffect() const override;
double getTailLengthSeconds() const override;
//==============================================================================
int getNumPrograms() override;
int getCurrentProgram() override;
void setCurrentProgram (int index) override;
const juce::String getProgramName (int index) override;
void changeProgramName (int index, const juce::String& newName) override;
//==============================================================================
int getNumPrograms() override;
int getCurrentProgram() override;
void setCurrentProgram(int index) override;
const juce::String getProgramName(int index) override;
void changeProgramName(int index, const juce::String& newName) override;
//==============================================================================
void getStateInformation (juce::MemoryBlock& destData) override;
void setStateInformation (const void* data, int sizeInBytes) override;
//==============================================================================
void getStateInformation(juce::MemoryBlock& destData) override;
void setStateInformation(const void* data, int sizeInBytes) override;
private:
//==============================================================================
JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (CustomDrumsAudioProcessor)
juce::AudioFormatManager formatManager;
juce::AudioFormat* wavFormat;
std::vector<FilePlay> fileQueue;
std::vector<juce::AudioSampleBuffer> fileBuffers;
void playSamples(juce::AudioBuffer<float>& buffer);
//==============================================================================
JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(CustomDrumsAudioProcessor)
};