68 lines
2.1 KiB
C#
68 lines
2.1 KiB
C#
using UnityEngine;
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using UnityEditor;
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using Dreamteck.Splines;
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using System.Collections.Generic;
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public class SplineSimpleMerge : EditorWindow
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{
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[MenuItem("Tools/Splines/Simple Merge Selected Splines")]
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static void ShowWindow() => GetWindow<SplineSimpleMerge>("Merge Splines");
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void OnGUI()
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{
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if (GUILayout.Button("合并选中的 SplineComputer"))
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{
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MergeSplines();
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}
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}
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void MergeSplines()
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{
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var list = new List<SplinePoint>();
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foreach (var transform in Selection.transforms)
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{
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if (!transform.TryGetComponent<SplineComputer>(out var computer)) continue;
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var points = computer.GetPoints();
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for (var i = 0; i < points.Length; i++)
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{
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var splinePoint = points[i];
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// 如果不是第一个段的第一个点，需要平滑衔接前一个点
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if (i == 0 && list.Count > 0)
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{
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var lastIndex = list.Count - 1;
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var last = list[lastIndex];
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// 计算两点之间方向
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Vector3 dir = (splinePoint.position - last.position).normalized;
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float distance = Vector3.Distance(splinePoint.position, last.position) * 0.5f;
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// 设置上一个点的 tangent 和当前点的 tangent2（对称方向）
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last.tangent2 = last.position + dir * distance;
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splinePoint.tangent = splinePoint.position - dir * distance;
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list[lastIndex] = last; // 更新修改过的前一个点
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}
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list.Add(splinePoint);
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}
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}
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if (list.Count == 0)
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{
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Debug.LogWarning("未找到任何 SplineComputer！");
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return;
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}
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// 创建新的合并轨道
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var go = new GameObject("Spline_Merged_Simple");
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var newSpline = go.AddComponent<SplineComputer>();
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newSpline.type = Spline.Type.Bezier;
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newSpline.SetPoints(list.ToArray());
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Debug.Log($"✅ 合并成功，生成 {list.Count} 个 SplinePoint");
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}
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}
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