「Unity/おすすめアセット/MySynthesizer」の版間の差分

2023年2月11日 (土) 13:24時点における版

単音を出す方法

1. 適当なGameObjectを作成し、MySyntheStationを設置
2. 以下Keyboard.csをカスタマイズしたOneSound.csを作成

using UnityEngine;
using UnityEngine.UI;
using MySpace;

namespace MySpace.Sample
{
    public class OneSound : MonoBehaviour
    {
        private MySyntheStation syntheStation = null;

        [SerializeField]
        private KeyProperty blackKey = null;
        [SerializeField]
        private KeyProperty whiteKey = null;
        [SerializeField]
        private int baseNote = 60;
        [SerializeField]
        private Button execButton;

        public int BaseNote
        {
            get
            {
                return baseNote;
            }
            set
            {
                baseNote = value;
            }
        }
        public int PortNo
        {
            get;
            set;
        }
        public int ChNo
        {
            get;
            set;
        }

        private int numKeys;
        private int vel = 100;
        private int vol = 100;
        private Text position;
        private int[] keyState;
        private void OnKeyDown(int index)
        {
            //UnityEngine.Debug.Log("key dw:" + (baseNote + index));
            var nn = BaseNote + index;
            keyState[index] = nn;
            Debug.Log("OnKeyDownEvent nn=" + nn);
            syntheStation.Synthesizers[PortNo].Channel[ChNo].NoteOn((byte)nn, (byte)vel);
        }
        private void OnKeyUp(int index)
        {
            //UnityEngine.Debug.Log("key up:" + (baseNote + index));
            var nn = keyState[index];
            if (nn < 0)
            {
                return;
            }
            syntheStation.Synthesizers[PortNo].Channel[ChNo].NoteOff((byte)nn);
        }
        private void LShift()
        {
            if (BaseNote - 12 >= 0)
            {
                BaseNote -= 12;
                position.text = "^C" + (BaseNote / 12 - 2 + 1);
            }
        }
        private void RShift()
        {
            if (BaseNote + numKeys + 12 <= 128)
            {
                BaseNote += 12;
                position.text = "^C" + (BaseNote / 12 - 2 + 1);
            }
        }
        private void Awake()
        {
            syntheStation = GameObject.FindObjectOfType<MySyntheStation>();

            //var p = GetComponent<RectTransform>();
            //var r = whiteKey.GetComponent<RectTransform>();
            //var width = r.rect.width;
            //var basePos = whiteKey.transform.localPosition;
            //int[] ofs = { 0, 1, 2, 3, 4, 6, 7, 8, 9, 10, 11, 12 };

            //numKeys = (int)((p.rect.width - (p.rect.width / 2 + (basePos.x - width / 2)) * 2) / width) * 12 / 7;
            //keyState = new int[numKeys];
            //for (int i = 0; i < numKeys; i++)
            //{
            //    keyState[i] = -1;
            //    int o = ofs[i % 12];
            //    if ((o & 1) != 0)
            //    {
            //        continue;
            //    }
            //    int index = i;
            //    var key = Instantiate(whiteKey);
            //    var pos = basePos;
            //    var scl = whiteKey.transform.localScale;
            //    var rot = whiteKey.transform.rotation;
            //    pos.x += ((i / 12) * 14 + o) * (width / 2);
            //    key.transform.SetParent(transform);
            //    key.transform.localPosition = pos;
            //    key.transform.localScale = scl;
            //    key.transform.rotation = rot;
            //    key.OnKeyDownEvent.AddListener(() => OnKeyDown(index));
            //    key.OnKeyUpEvent.AddListener(() => OnKeyUp(index));
            //}
            //for (int i = 0; i < numKeys; i++)
            //{
            //    int o = ofs[i % 12];
            //    if ((o & 1) == 0)
            //    {
            //        continue;
            //    }
            //    int index = i;
            //    var key = Instantiate(blackKey);
            //    var pos = basePos;
            //    var scl = blackKey.transform.localScale;
            //    var rot = blackKey.transform.rotation;
            //    pos.x += ((i / 12) * 14 + o) * (width / 2);
            //    key.transform.SetParent(transform);
            //    key.transform.localPosition = pos;
            //    key.transform.localScale = scl;
            //    key.transform.rotation = rot;
            //    key.OnKeyDownEvent.AddListener(() => OnKeyDown(index));
            //    key.OnKeyUpEvent.AddListener(() => OnKeyUp(index));
            //}
            //whiteKey.gameObject.SetActive(false);
            //blackKey.gameObject.SetActive(false);

            //position = transform.Find("Position").GetComponent<Text>();
            //BaseNote -= BaseNote % 12;
            //position.text = "^C" + (BaseNote / 12 - 2 + 1);
            //var lshift = transform.Find("LShift").GetComponent<Button>();
            //lshift.onClick.AddListener(LShift);
            //var rshift = transform.Find("RShift").GetComponent<Button>();
            //rshift.onClick.AddListener(RShift);
            //var velocity = transform.Find("Velocity").GetComponent<Slider>();
            //velocity.onValueChanged.AddListener((value) =>
            //{
            //    vel = (int)value;
            //    velocity.gameObject.transform.Find("Value").GetComponent<Text>().text = "" + vel;
            //});

            //var volume = transform.Find("Volume").GetComponent<Slider>();
            //volume.onValueChanged.AddListener((value) =>
            //{
            //    vol = (int)value;
            //    syntheStation.Synthesizers[PortNo].MasterVolume((byte)value);
            //    volume.gameObject.transform.Find("Value").GetComponent<Text>().text = "" + (byte)value;
            //});

            //var hold = transform.Find("Hold").GetComponent<KeyProperty>();
            //hold.OnKeyDownEvent.AddListener(() => syntheStation.Synthesizers[PortNo].Channel[ChNo].Damper(+127));
            //hold.OnKeyUpEvent.AddListener(() => syntheStation.Synthesizers[PortNo].Channel[ChNo].Damper(0));

            //var damp = transform.Find("Damp").GetComponent<KeyProperty>();
            //damp.OnKeyDownEvent.AddListener(() => syntheStation.Synthesizers[PortNo].Channel[ChNo].Damper(-127 + 256));
            //damp.OnKeyUpEvent.AddListener(() => syntheStation.Synthesizers[PortNo].Channel[ChNo].Damper(0));
        }
        int nn = 0;
        private void Start()
        {
            execButton.onClick.AddListener(() =>
            {
                int index = 10;
                nn = BaseNote + index;
                // keyState[index] = nn;
                PortNo = 2;
                ChNo = 15;
                // ChNo = 1;
                Debug.Log("OnKeyDownEvent nn=" + nn);
                Debug.Log("OnKeyDownEvent PortNo=" + PortNo);
                Debug.Log("OnKeyDownEvent ChNo=" + ChNo);
                Debug.Log("OnKeyDownEvent vel=" + vel);
                //if (syntheStation.Synthesizers == null)
                //{
                //    Debug.Log("syntheStation is null");
                //}
                // Debug.Log("syntheStation.Synthesizers.count=" + syntheStation.Synthesizers.Count);
                syntheStation.Synthesizers[PortNo].Channel[ChNo].NoteOn((byte)nn, (byte)vel);
                Invoke("Off", 0.1f);
                
            });

            //var velocity = transform.Find("Velocity").GetComponent<Slider>();
            //velocity.value = vel;
            //var volume = transform.Find("Volume").GetComponent<Slider>();
            //volume.value = vol;
        }
        void Off()
        {
            syntheStation.Synthesizers[PortNo].Channel[ChNo].NoteOff((byte)nn);
        }
        private readonly KeyCode[] keys = new KeyCode[] { KeyCode.Z, KeyCode.S, KeyCode.X, KeyCode.D, KeyCode.C, KeyCode.V, KeyCode.G, KeyCode.B, KeyCode.H, KeyCode.N, KeyCode.J, KeyCode.M };

        //private void Update()
        //{
        //    if (!GetComponentInParent<CanvasGroup>().interactable)
        //    {
        //        return;
        //    }
        //    if (Input.GetKeyDown(KeyCode.Escape))
        //    {
        //        syntheStation.Synthesizers[PortNo].Channel[ChNo].AllSoundOff();
        //    }
        //    if (Input.GetKeyDown(KeyCode.Comma))
        //    {
        //        LShift();
        //    }
        //    if (Input.GetKeyDown(KeyCode.Period))
        //    {
        //        RShift();
        //    }
        //    for (int i = 0; i < keys.Length; i++)
        //    {
        //        var key = keys[i];
        //        if (Input.GetKeyDown(key))
        //        {
        //            OnKeyDown(i + 12);
        //        }
        //        if (Input.GetKeyUp(key))
        //        {
        //            OnKeyUp(i + 12);
        //        }
        //    }
        //}
    }
}