基础内容

必要插件安装
缓动曲线和动画基础
ElementFolder，Track与其次级模块，PathNode重构

Assets/Scripts/GameElements/Track/Track.cs

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+using System;
+using System.Collections;
+using System.Collections.Generic;
+using Lean.Pool;
+using UnityEngine;
+
+namespace Ichni.RhythmGame
+{
+    public partial class Track : BaseElement
+    {
+        public TrackPathSubmodule trackPathSubmodule;
+        public TrackTimeSubmodule trackTimeSubmodule;
+        public TrackRendererSubmodule trackRendererSubmodule;
+        
+        public static Track GenerateElement(string elementName, BaseElement parent, Vector3 position)
+        {
+            if (parent == null)
+            {
+                throw new System.Exception("Parent is null");
+            }
+
+            Track track = LeanPool.Spawn(EditorManager.instance.basePrefabs.track, parent.transform).GetComponent<Track>();
+
+            track.NewInitialize(elementName, position);
+            track.SetParent(parent);
+
+            return track;
+        }
+
+        private void NewInitialize(string elementName, Vector3 position)
+        {
+            base.NewInitialize(elementName);
+            timeDurationSubmodule = new TimeDurationSubmodule();
+            transformSubmodule = new TransformSubmodule(position, Vector3.zero, Vector3.one);
+            trackPathSubmodule = null;
+            trackTimeSubmodule = null;
+            trackRendererSubmodule = null;
+            Refresh();
+        }
+
+        public override void AfterInitialize()
+        {
+            trackPathSubmodule.path.RebuildImmediate();
+            //Refresh();
+        }
+
+        private void Update()
+        {
+            if (timeDurationSubmodule.CheckTimeInDuration(EditorManager.instance.songModule.songTime))
+            {
+                (trackTimeSubmodule as TrackTimeSubmoduleMovable)?.UpdateTrackPart();
+            }
+        }
+    }
+
+    public partial class Track
+    {
+        public override void Refresh()
+        {
+            transform.localPosition = transformSubmodule.currentPosition;
+        }
+    }
+    
+    public partial class Track
+    {
+        public enum TrackSpaceType
+        {
+            CatmullRom = 0,
+            BSpline = 1,
+            Linear = 3
+        }
+
+        public enum TrackSamplingType
+        {
+            TimeDistributed = 0,
+            DistanceDistributed = 1
+        }
+    }
+}

Assets/Scripts/GameElements/Track/Track.cs.meta

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Assets/Scripts/GameElements/Track/TrackSubmodules.meta

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Assets/Scripts/GameElements/Track/TrackSubmodules/TrackPathSubmodule.cs

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+using System.Collections;
+using System.Collections.Generic;
+using Dreamteck.Splines;
+using Unity.VisualScripting;
+using UnityEngine;
+
+namespace Ichni.RhythmGame
+{
+    public partial class TrackPathSubmodule : TrackSubmodule
+    {
+        public SplineComputer path;
+        public List<PathNode> pathNodeList;
+
+        public Track.TrackSpaceType trackSpaceType;
+        public Track.TrackSamplingType trackSamplingType;
+        public bool isClosed;
+
+        public void NewInitialize(Track track, bool isClosed, Track.TrackSpaceType trackSpaceType,
+            Track.TrackSamplingType trackSamplingType)
+        {
+            this.track = track;
+            this.path = track.AddComponent<SplineComputer>();
+            track.trackPathSubmodule = this;
+            this.pathNodeList = new List<PathNode>();
+            this.trackSpaceType = trackSpaceType;
+            this.trackSamplingType = trackSamplingType;
+            this.isClosed = isClosed;
+
+            SetUpSplineComputer(trackSpaceType, trackSamplingType);
+        }
+    }
+
+    public partial class TrackPathSubmodule
+    {
+        private void SetUpSplineComputer(Track.TrackSpaceType trackSpaceType, Track.TrackSamplingType trackSamplingType)
+        {
+            path.type = (Spline.Type)(int)trackSpaceType;
+            path.sampleMode = (SplineComputer.SampleMode)(int)trackSamplingType;
+            path.space = SplineComputer.Space.Local;
+        }
+
+        public void ClosePath(bool close)
+        {
+            if (close)
+            {
+                path.Close();
+            }
+            else
+            {
+                path.Break();
+            }
+
+            isClosed = close;
+        }
+
+        public void SetTrackSpaceType(int spaceType)
+        {
+            trackSpaceType = (Track.TrackSpaceType)spaceType;
+            path.type = (Spline.Type)spaceType;
+        }
+
+        public void AddPathNode(PathNode point)
+        {
+            path.SetPoint(pathNodeList.Count, point.node, SplineComputer.Space.Local);
+
+            pathNodeList.Add(point);
+        }
+
+        public void SetPathNode(PathNode point)
+        {
+            path.SetPoint(point.index, point.node, SplineComputer.Space.Local);
+        }
+    }
+}

Assets/Scripts/GameElements/Track/TrackSubmodules/TrackPathSubmodule.cs.meta

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Assets/Scripts/GameElements/Track/TrackSubmodules/TrackRendererSubmodule.cs

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+using System.Collections;
+using System.Collections.Generic;
+using Dreamteck.Splines;
+using Unity.VisualScripting;
+using UnityEngine;
+
+namespace Ichni.RhythmGame
+{
+    public class TrackRendererSubmodule : TrackSubmodule
+    {
+        public Track track;
+        public MeshGenerator meshGenerator;
+        public MeshRenderer meshRenderer;
+    }
+
+    public class TrackRendererSubmoduleAutoOrient : TrackRendererSubmodule
+    {
+        public SplineRenderer splineRenderer;
+
+        public void NewInitialize(Track track)
+        {
+            this.track = track;
+            this.track.trackRendererSubmodule = this;
+            this.splineRenderer = track.AddComponent<SplineRenderer>();
+            this.meshGenerator = splineRenderer;
+            this.splineRenderer.spline = track.trackPathSubmodule.path;
+            this.splineRenderer.clipFrom = 0;
+            this.splineRenderer.clipTo = 1;
+            Debug.Log(splineRenderer.clipFrom + " " + splineRenderer.clipTo);
+            this.splineRenderer.color = Color.white;
+        }
+        
+        public override void InitialRefresh()
+        {
+            if (track.trackTimeSubmodule is TrackTimeSubmoduleMovable)
+            {
+                splineRenderer.clipFrom = 0;
+                splineRenderer.clipTo = 0;
+            }
+        }
+    }
+}

Assets/Scripts/GameElements/Track/TrackSubmodules/TrackRendererSubmodule.cs.meta

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Assets/Scripts/GameElements/Track/TrackSubmodules/TrackSubmodule.cs

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+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+namespace Ichni.RhythmGame
+{
+    public abstract class TrackSubmodule : SubmoduleBase
+    {
+        public Track track;
+        public bool isUpdating;
+    }
+}

Assets/Scripts/GameElements/Track/TrackSubmodules/TrackSubmodule.cs.meta

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Assets/Scripts/GameElements/Track/TrackSubmodules/TrackTimeSubmodule.cs

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+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+namespace Ichni.RhythmGame
+{
+    public class TrackTimeSubmodule : TrackSubmodule
+    {
+        public float headPercent, tailPercent;
+    }
+    
+    public class TrackTimeSubmoduleMovable : TrackTimeSubmodule
+    {
+        public float trackStartTime;
+        public float trackEndTime;
+        public float trackTotalTime;
+        public float visibleTrackTimeLength;
+        public AnimationCurveType animationCurveType;
+        
+        public void NewInitialize(Track track, float trackStartTime, float trackEndTime,
+            float visibleTrackTimeLength, AnimationCurveType animationCurveType)
+        {
+            this.track = track;
+            this.track.trackTimeSubmodule = this;
+            this.trackStartTime = trackStartTime;
+            this.trackEndTime = trackEndTime;
+            this.trackTotalTime = trackEndTime - trackStartTime;
+            this.visibleTrackTimeLength = visibleTrackTimeLength;
+            this.animationCurveType = animationCurveType;
+            track.timeDurationSubmodule.startTime = trackStartTime;
+            track.timeDurationSubmodule.endTime = trackEndTime + visibleTrackTimeLength;
+        }
+
+        public void UpdateTrackPart()
+        {
+            float songTime = EditorManager.instance.songModule.songTime;
+            
+            headPercent = GetTrackPercent(songTime);
+            tailPercent = GetTrackPercent(songTime - visibleTrackTimeLength);
+                
+            Debug.Log("Head: " + headPercent + " Tail: " + tailPercent);
+                
+            if (track.trackRendererSubmodule != null)
+            {
+                track.trackRendererSubmodule.meshGenerator.clipFrom = tailPercent;
+                track.trackRendererSubmodule.meshGenerator.clipTo = headPercent;
+            }
+        }
+        
+        private float GetTrackPercent(float songTimeInTime)
+        {
+            float per = AnimationCurveEvaluator.Evaluate(animationCurveType, (songTimeInTime - trackStartTime) / trackTotalTime);
+            return Mathf.Clamp01(per);
+        }
+    }
+    
+    public class TrackTimeSubmoduleStatic : TrackTimeSubmodule
+    {
+        public float trackTotalTime;
+        public AnimationCurveType animationCurveType;
+
+        public void NewInitialize(Track track, float trackTotalTime,  AnimationCurveType animationCurveType)
+        {
+            this.track = track;
+            this.track.trackTimeSubmodule = this;
+            this.trackTotalTime = trackTotalTime;
+            this.animationCurveType = animationCurveType;
+            this.headPercent = 0;
+            this.tailPercent = 1;
+            track.timeDurationSubmodule.startTime = 0;
+            track.timeDurationSubmodule.endTime = 0;
+            //timeDurationSubmodule 根据下辖Note的时间来设置
+        }
+    }
+
+}

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