修改FPS控制

Assets/Scripts/FirstPersonController/Utility/CurveControlledBob.cs

@@ -0,0 +1,54 @@
+using System;
+using UnityEngine;
+
+namespace NBF
+{
+    [Serializable]
+    public class CurveControlledBob
+    {
+        public float HorizontalBobRange = 0.33f;
+
+        public float VerticalBobRange = 0.33f;
+
+        public AnimationCurve Bobcurve = new AnimationCurve(new Keyframe(0f, 0f), new Keyframe(0.5f, 1f),
+            new Keyframe(1f, 0f), new Keyframe(1.5f, -1f), new Keyframe(2f, 0f));
+
+        public float VerticaltoHorizontalRatio = 1f;
+
+        private float m_CyclePositionX;
+
+        private float m_CyclePositionY;
+
+        private float m_BobBaseInterval;
+
+        private Vector3 m_OriginalCameraPosition;
+
+        private float m_Time;
+
+        public void Setup(Camera camera, float bobBaseInterval)
+        {
+            m_BobBaseInterval = bobBaseInterval;
+            m_OriginalCameraPosition = camera.transform.localPosition;
+            m_Time = Bobcurve[Bobcurve.length - 1].time;
+        }
+
+        public Vector3 DoHeadBob(float speed)
+        {
+            float x = m_OriginalCameraPosition.x + Bobcurve.Evaluate(m_CyclePositionX) * HorizontalBobRange;
+            float y = m_OriginalCameraPosition.y + Bobcurve.Evaluate(m_CyclePositionY) * VerticalBobRange;
+            m_CyclePositionX += speed * Time.deltaTime / m_BobBaseInterval;
+            m_CyclePositionY += speed * Time.deltaTime / m_BobBaseInterval * VerticaltoHorizontalRatio;
+            if (m_CyclePositionX > m_Time)
+            {
+                m_CyclePositionX -= m_Time;
+            }
+
+            if (m_CyclePositionY > m_Time)
+            {
+                m_CyclePositionY -= m_Time;
+            }
+
+            return new Vector3(x, y, 0f);
+        }
+    }
+}