1 files changed, 123 insertions, 0 deletions
diff --git a/Assets/ThirdParty/XWeaponTrail/Scripts/SplineControlPoint.cs b/Assets/ThirdParty/XWeaponTrail/Scripts/SplineControlPoint.cs
new file mode 100644
index 00000000..9f8602c6
--- /dev/null
+++ b/Assets/ThirdParty/XWeaponTrail/Scripts/SplineControlPoint.cs
@@ -0,0 +1,123 @@
+using UnityEngine;
+using System.Collections;
+
+
+namespace XftWeapon {
+    public class SplineControlPoint
+    {
+        public Vector3 Position;
+        public Vector3 Normal;
+
+        public int ControlPointIndex = -1;
+        public int SegmentIndex = -1;
+
+        public float Dist;
+
+        protected Spline mSpline;
+
+
+        public SplineControlPoint NextControlPoint
+        {
+            get
+            {
+                return mSpline.NextControlPoint(this);
+            }
+        }
+
+        public SplineControlPoint PreviousControlPoint
+        {
+            get
+            {
+                return mSpline.PreviousControlPoint(this);
+            }
+        }
+
+        public Vector3 NextPosition
+        {
+            get
+            {
+                return mSpline.NextPosition(this);
+            }
+        }
+
+
+        public Vector3 PreviousPosition
+        {
+            get
+            {
+                return mSpline.PreviousPosition(this);
+
+            }
+        }
+
+
+        public Vector3 NextNormal
+        {
+            get
+            {
+                return mSpline.NextNormal(this);
+            }
+        }
+
+
+        public Vector3 PreviousNormal
+        {
+            get { return mSpline.PreviousNormal(this); }
+        }
+
+        public bool IsValid
+        {
+            get
+            {
+                return (NextControlPoint != null);
+            }
+        }
+
+
+        Vector3 GetNext2Position()
+        {
+            SplineControlPoint cp = NextControlPoint;
+            if (cp != null)
+                return cp.NextPosition;
+            return NextPosition;
+        }
+
+
+        Vector3 GetNext2Normal()
+        {
+            SplineControlPoint cp = NextControlPoint;
+            if (cp != null)
+                return cp.NextNormal;
+
+
+            return Normal;
+        }
+
+
+        public Vector3 Interpolate(float localF)
+        {
+            localF = Mathf.Clamp01(localF);
+
+            return Spline.CatmulRom(PreviousPosition, Position, NextPosition, GetNext2Position(), localF);
+
+        }
+
+
+        public Vector3 InterpolateNormal(float localF)
+        {
+            localF = Mathf.Clamp01(localF);
+
+            return Spline.CatmulRom(PreviousNormal, Normal, NextNormal, GetNext2Normal(), localF);
+        }
+
+
+        public void Init(Spline owner)
+        {
+            mSpline = owner;
+            SegmentIndex = -1;
+        }
+
+    }
+}
+
+