73 lines
1.6 KiB
C++
73 lines
1.6 KiB
C++
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#pragma once
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#include "libremidi/libremidi.hpp"
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#include "libremidi/message.hpp"
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#include "libremidi/observer_configuration.hpp"
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#include "raylib.h"
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#include <iostream>
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#include <memory>
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#include <ostream>
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struct NoteTimer{
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int midi_out;
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int channel;
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int note;
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int velocity;
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int start;
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int length;
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};
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class Midi {
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public:
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Midi() {
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for(const libremidi::input_port& port : obs.get_input_ports()){
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midi_in_ports.push_back(port);
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}
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for(const libremidi::output_port& port : obs.get_output_ports()){
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midi_out_ports.push_back(port);
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}
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std::cout << midi_out_ports.size() << std::endl;
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}
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libremidi::observer obs;
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std::vector<std::shared_ptr<libremidi::midi_out>> midi_outs;
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std::vector<libremidi::input_port> midi_in_ports;
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std::vector<libremidi::output_port> midi_out_ports;
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std::vector<NoteTimer> notes;
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float timer;
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void open_midi_out(int midi_n){
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std::cout << midi_n << std::endl;
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auto out = std::make_shared<libremidi::midi_out>();
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out->open_port(midi_out_ports[midi_n]);
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midi_outs.push_back(out);
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}
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void note(int midi_out, int channel, int note, int velocity, int length){
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midi_outs[midi_out]->send_message(libremidi::channel_events::note_on(channel, note, velocity));
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notes.emplace_back(midi_out, channel, note, velocity, GetTime(), length);
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}
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void update(){
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float time = GetTime();
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for( auto it = notes.begin(); it != notes.end(); ++it){
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if(time - it->start > ((float)it->length / 1000.0f)){
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midi_outs[it->midi_out]->send_message(libremidi::channel_events::note_off(it->channel, it->note, it->velocity));
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notes.erase(it);
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}
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}
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}
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};
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