Ver.0.3.0.33

2025-07-08 08:32:46 +00:00
parent 99f4dd67c2
commit 0ad5e29917
6831 changed files with 695623 additions and 234455 deletions
@@ -12,6 +12,7 @@ namespace AibisDream.FixSystem
        private Transform _end;

        private LineRenderer _lineRenderer;
+        private LineRenderer _stiffLineRenderer;  // 用于渲染刚性部分
        private Vector3[] _points;

        private CableSystem _cableSystem;
@@ -19,6 +20,17 @@ namespace AibisDream.FixSystem
        [SerializeField]
        private CableConfig config = CableConfig.GeneDefaultConfig();

+        public void ShowCable()
+        {
+            _lineRenderer.enabled = true;
+            _stiffLineRenderer.enabled = true;
+        }
+        public void HideCable()
+        {
+            _lineRenderer.enabled = false;
+            _stiffLineRenderer.enabled = false;
+        }
+
        private void Start()
        {
            InitComponentRefs();
@@ -30,7 +42,22 @@ namespace AibisDream.FixSystem
            _cableSystem = transform.parent.GetComponent<CableSystem>();

            _lineRenderer = GetComponent<LineRenderer>();
-            _lineRenderer.positionCount = config.resolution;
+            _lineRenderer.positionCount = config.resolution - config.stiffCount;
+
+            // 创建第二个LineRenderer用于刚性部分
+            GameObject stiffObj = new GameObject("StiffLineRenderer");
+            stiffObj.transform.SetParent(transform);
+            _stiffLineRenderer = stiffObj.AddComponent<LineRenderer>();
+            _stiffLineRenderer.positionCount = config.stiffCount;
+            
+            // 复制第一个LineRenderer的属性到第二个
+            _stiffLineRenderer.startWidth = _lineRenderer.startWidth;
+            _stiffLineRenderer.endWidth = _lineRenderer.startWidth;
+            _stiffLineRenderer.material = _lineRenderer.material;
+            _stiffLineRenderer.startColor = _lineRenderer.startColor;
+            _stiffLineRenderer.endColor = _lineRenderer.startColor;
+            _stiffLineRenderer.sortingLayerName = _cableSystem.CableReelRef.GetComponent<SpriteRenderer>().sortingLayerName;
+            _stiffLineRenderer.sortingOrder = _cableSystem.CableReelRef.GetComponent<SpriteRenderer>().sortingOrder - 1;

            // 连线起止点
            _start = _cableSystem.CableRootPos;
@@ -55,31 +82,54 @@ namespace AibisDream.FixSystem
        void DrawLine()
        {
            var points = UpdateRope();
-            for (int i = 0; i < config.resolution; i++)
+            
+            // 渲染刚性部分
+            for (int i = 0; i < config.stiffCount; i++)
            {
-                _lineRenderer.SetPosition(i, points[i] + Vector3.forward * -.3f);
+                _stiffLineRenderer.SetPosition(i, points[i] + Vector3.forward * -.3f);
+            }
+            
+            // 渲染非刚性部分
+            for (int i = 0; i < config.resolution - config.stiffCount; i++)
+            {
+                _lineRenderer.SetPosition(i, points[i + config.stiffCount] + Vector3.forward * -.3f);
            }
        }

        Vector3[] UpdateRope()
        {
-
            float t = Mathf.InverseLerp(config.dstMin, config.dstMax, (_start.position - _end.position).magnitude);
            float F = Mathf.Lerp(config.forceMin, config.forceMax, t);
-            _points[0] = _start.position;
-            _points[^1] = _end.position;    
-            for (int ik = 0; ik < config.k; ik++)
+            
+            // 计算出线方向（从转盘出线口到起始点）
+            Vector3 dir = (_start.position - _cableSystem.CableReelRef.transform.position).normalized;
+            
+            // 设置刚性部分
+            for (int i = 0; i < config.stiffCount; i++)
            {
-                for (int i = 1; i < _points.Length - 1; i++)
+                float t_stiff = (float)i / (config.stiffCount - 1);
+                _points[i] = _start.position + dir * (config.stiffLength * t_stiff);
+            }
+            
+            // 设置末端点
+            _points[^1] = _end.position;    
+            
+            // 只对非刚性部分进行物理模拟
+            for (int ik = 0; ik < config.k; ik++)
+            {   
+                // 确保非刚性部分的第一个点与刚性部分的最后一个点重合
+                _points[config.stiffCount] = _points[config.stiffCount - 1];
+                
+                for (int i = config.stiffCount + 1; i < _points.Length - 1; i++)
                {
                    Vector3 offsetPrev = _points[i - 1] - _points[i];
                    Vector3 offsetNext = _points[i + 1] - _points[i];
                    Vector3 velocity = offsetPrev.normalized * (offsetPrev.magnitude * F) +
                                       offsetNext.normalized * (offsetNext.magnitude * F);
                    _points[i] += velocity * Time.deltaTime / config.k;
-                }
+                }   

-                for (int i = 1; i < _points.Length - 1; i++)
+                for (int i = config.stiffCount + 1; i < _points.Length - 1; i++)
                {
                    _points[i] += Vector3.down * (9.8f * Time.deltaTime) / config.k;
                }
@@ -98,7 +148,7 @@ namespace AibisDream.FixSystem
        }
        public Vector3 GetDirection()
        {
-            return _points[^1]-_points[_points.Length-1];
+            return _points[^1] - _points[^2];
        }
    }

@@ -111,6 +161,8 @@ namespace AibisDream.FixSystem
        public float forceMin;
        public float forceMax;
        public int k;
+        public int stiffCount;    // 刚性部分点数
+        public float stiffLength; // 刚性部分长度

        public static CableConfig GeneDefaultConfig()
        {
@@ -121,7 +173,9 @@ namespace AibisDream.FixSystem
                dstMax = 1.0f,
                forceMin = 0.1f,
                forceMax = 150f,
-                k = 10
+                k = 10,
+                stiffCount = 3,
+                stiffLength = 0.1f
            };
        }
    }