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/Plugins/Dreamteck/Splines/Components/ISampleModifier.cs

@@ -0,0 +1,11 @@
+using UnityEngine;
+
+namespace Dreamteck.Splines
+{
+    public interface ISampleModifier
+    {
+        public void ApplySampleModifiers(ref SplineSample sample);
+
+        public Vector3 GetModifiedSamplePosition(ref SplineSample sample);
+    }
+}