HartoukChartEditor/Assets/Script/PlayObject/Slider/DataFlowUnit.cs

using UnityEngine;
using UnityEngine.UIElements;

public class DataFlowUnit : DataFlowController
{
    //protected Transform _transform;
    //protected Transform _rendererTransform;
    //protected Transform _anchorPointTransform;

    //<2F><>βλ<CEB2><CEBB>
    private float _UnitStartPointXPos;
    private float _UnitStartPointYPos;
    private float _UnitEndPointXPos;
    private float _UnitEndPointYPos;
    //<2F><>ʼʱ<CABC><CAB1>
    private float _UnitStartTime;
    private float _UnitEndTime;
    //SongInformationContainer _songInformation;
    //BPMGroup _BPMGroup;

    /// <summary>
    /// <20><><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD>IJ<EFBFBD>ֵ
    /// </summary>
    private float currentTimeInterval
    {
        get 
        {   
            if(_UnitEndTime - _songInformation.SongCurrentTime >= 0)
            {
                return _UnitEndTime - _songInformation.SongCurrentTime;
            }
            else return -(_UnitEndTime -_songInformation.SongCurrentTime);
        }
    }
    /// <summary>
    /// <20><>ʼʱ<CABC><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD>IJ<EFBFBD>ֵ
    /// </summary>
    private float timeInterval
    {
        get { return _UnitEndTime - _UnitStartTime; }
    }

    /// <summary>
    /// ʹ<><CAB9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ԭ<EFBFBD><D4AD>,<2C><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֮<EFBFBD><D6AE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Բ<EFBFBD>ֵ
    /// 
    /// </summary>
    public Vector3 _startPoint
    {
        get
        {
            //Ŀǰʱ<C7B0>䴦<EFBFBD><E4B4A6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>м<EFBFBD>,
            if (_songInformation.SongCurrentTime < _UnitEndTime && _songInformation.SongCurrentTime >= _UnitStartTime)
            {
                return new(
                    _UnitEndPointXPos - currentTimeInterval * (_UnitEndPointXPos - _UnitStartPointXPos) / timeInterval,
                    _UnitEndPointYPos - currentTimeInterval * (_UnitEndPointYPos - _UnitStartPointYPos) / timeInterval,
                    0
                );
            }
            //<2F><><EFBFBD><EFBFBD>Ӧ<EFBFBD><D3A6><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>غ<EFBFBD>
            if (_songInformation.SongCurrentTime >= _UnitEndTime)
            {
                return _endPoint;

            }
            //<2F>ڿ<EFBFBD>ʼʱ<CABC>仹<EFBFBD><E4BBB9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
            return new(
                    _UnitStartPointXPos,
                    _UnitStartPointYPos,
                    _BPMGroup.CurrentNoteSpeed * (_UnitStartTime - _songInformation.SongCurrentTime)
                );
        }
    }
    private Vector3 _endPoint
    {
        get
        {
            return new(
                    _UnitEndPointXPos,
                    _UnitEndPointYPos,
                    _BPMGroup.CurrentNoteSpeed * (_UnitEndTime - _songInformation.SongCurrentTime)
                );
        }
    }
    #region Mesh<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֶ<EFBFBD>
    private MeshFilter _rendererMeshFilter;
    private int[] _triangles = new int[]
    {
        //front
        2,1,0,
        0,3,2,
        //left
        4,5,6,
        4,6,7,
        //back
        9,11,8,
        9,10,11,
        //right
        12,13,14,
        12,14,15,
        //up
        16,17,18,
        16,18,19,
        //buttom
        21,23,22,
        21,20,23,
    };
    private Vector2[] _uvs = new Vector2[]
    {
        // Front
        new Vector2(1.0f, 0.0f),
        new Vector2(1.0f, 1.0f),
        new Vector2(1.0f, 0.0f),
        new Vector2(0.0f, 0.0f),
        // Left
        new Vector2(1.0f, 1.0f),
        new Vector2(0.0f, 1.0f),
        new Vector2(0.0f, 0.0f),
        new Vector2(1.0f, 0.0f),
        // Back
        new Vector2(1.0f, 0.0f),
        new Vector2(1.0f, 1.0f),
        new Vector2(1.0f, 0.0f),
        new Vector2(0.0f, 0.0f),
        // Right
        new Vector2(1.0f, 1.0f),
        new Vector2(0.0f, 1.0f),
        new Vector2(0.0f, 0.0f),
        new Vector2(1.0f, 0.0f),
        //// Top
        new Vector2(0.0f, 0.0f),
        new Vector2(1.0f, 0.0f),
        new Vector2(1.0f, 1.0f),
        new Vector2(0.0f, 1.0f),
        // Bottom
        new Vector2(0.0f, 0.0f),
        new Vector2(1.0f, 0.0f),
        new Vector2(1.0f, 1.0f),
        new Vector2(0.0f, 1.0f),
    };
    private Vector3[] _vertex = new Vector3[24];
    private float _unitWidth = 0.4f;
    #endregion
    void Awake()
    {
        _transform = gameObject.GetComponent<Transform>();
        _rendererMeshFilter = _transform.Find("Renderer").GetComponent<MeshFilter>();
        _rendererTransform = _transform.Find("Renderer").GetComponent<Transform>();
        _anchorPointTransform = _transform.Find("HeadAnchorPoint").GetComponent<Transform>();
        //<2F><>mesh<73><68><EFBFBD><EFBFBD>Ϊ<EFBFBD><CEAA>̬
        _rendererMeshFilter.mesh.MarkDynamic();
    }

    void Update()
    {
        //<2F><>Ⱦ<EFBFBD><C8BE><EFBFBD>ĸ<EFBFBD><C4B8><EFBFBD>,<2C><><EFBFBD><EFBFBD>Mesh<73>Լ<EFBFBD><D4BC>ж<EFBFBD><D0B6><EFBFBD>
        UpdateRenderer(_songInformation.SongCurrentTime);
        UpdateAnchorPoint(_songInformation.SongCurrentTime);

        if (Input.GetKeyDown(KeyCode.A)&& _songInformation.SongCurrentTime>=_UnitStartTime) 
        {
            Debug.Log(this.ToString());
        }
    }
    public override string ToString()
    {
        return 
            $"<22><>ʼʱ<CABC><CAB1>{_UnitStartTime}\n"+
            $"<22><><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1>{_UnitEndTime}\n"+
            $"Ŀǰ<C4BF><C7B0>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD>λ<EFBFBD><CEBB>{_startPoint}\n" +
            $"Ŀǰ<C4BF><C7B0><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ<EFBFBD><CEBB>{_endPoint}";
    }
    /// <summary>
    /// <20><><EFBFBD>ڸ<EFBFBD><DAB8><EFBFBD><EFBFBD><EFBFBD>Ⱦ<EFBFBD><C8BE>
    /// </summary>
    void UpdateRenderer(float currentTime)
    {
        _rendererMeshFilter.mesh.Clear();
        _rendererMeshFilter.mesh = MeshEditor.DrawMeshByCoordinates(_rendererMeshFilter.mesh, _vertex, _triangles, _uvs, _startPoint, _endPoint, _unitWidth);

        //<2F><><EFBFBD>ڲ<EFBFBD><DAB2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɷ<EFBFBD>Χʱ,<2C><><EFBFBD><EFBFBD>Ϊ<EFBFBD>ر<EFBFBD>״̬<D7B4><CCAC><EFBFBD>ҷ<EFBFBD><D2B7><EFBFBD>
        if (currentTime > _UnitEndTime)
        {
            _rendererTransform.gameObject.SetActive(false);
            return;
        }

        _rendererTransform.gameObject.SetActive(true);
    }
    /// <summary>
    /// <20><><EFBFBD><EFBFBD>ͷ<EFBFBD><CDB7><EFBFBD><EFBFBD>λ<EFBFBD><CEBB><EFBFBD><EFBFBD>λ<EFBFBD><CEBB>
    /// </summary>
    void UpdateAnchorPoint(float currentTime)
    {
        _anchorPointTransform.position = new Vector3(_startPoint.x, _startPoint.y, 0);

        //<2F><><EFBFBD>ڲ<EFBFBD><DAB2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɷ<EFBFBD>Χʱ,<2C><><EFBFBD><EFBFBD>Ϊ<EFBFBD>ر<EFBFBD>״̬<D7B4><CCAC><EFBFBD>ҷ<EFBFBD><D2B7><EFBFBD>
        if (currentTime < _UnitStartTime - _BPMGroup.InitializeOffset || currentTime > _UnitEndTime)
        {
            _anchorPointTransform.gameObject.SetActive(false);
            return;
        }

        //<2F><><EFBFBD><EFBFBD><EFBFBD>Լ<EFBFBD><D4BC>Ѿ<EFBFBD><D1BE><EFBFBD><EFBFBD><EFBFBD>ʱ,<2C><><EFBFBD><EFBFBD>
        if (_anchorPointTransform.gameObject.activeSelf == true)
        {
            return;
        }

        _anchorPointTransform.gameObject.SetActive(true);
    }
    public void Init(Vector2 startPoint, Vector2 endPoint, float startTime, float endTime, float width, SongInformationContainer container, BPMGroup timing)
    {
        //<2F><>ֵ<EFBFBD><D6B5><EFBFBD><EFBFBD>
        _UnitStartPointXPos = startPoint.x;
        _UnitStartPointYPos = startPoint.y;
        _UnitEndPointXPos = endPoint.x;
        _UnitEndPointYPos = endPoint.y;

        //<2F><><EFBFBD><EFBFBD><EFBFBD>Ը<EFBFBD>ֵ
        _unitWidth = width;
        _songInformation = container;

        //<2F><><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1>
        _UnitStartTime = startTime;
        _UnitEndTime = endTime;

        _anchorPointTransform.gameObject.SetActive(false);
        _BPMGroup = timing;
    }

}