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Assets/Plugins/MeshCombineStudio/Scripts/Misc/MCS_CameraController.cs

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+using UnityEngine;
+using System.Collections;
+
+
+namespace MeshCombineStudio
+{
+    public class MCS_CameraController : MonoBehaviour {
+
+        public float speed = 10;
+        public float mouseMoveSpeed = 1;
+        public float shiftMulti = 3f;
+        public float controlMulti = 0.5f;
+
+        Vector3 oldMousePosition;
+        GameObject cameraMountGO, cameraChildGO;
+
+        Transform cameraMountT, cameraChildT, t;
+
+        private void Awake()
+        {
+            t = transform;
+            CreateParents();
+        }
+
+        void CreateParents()
+        {
+            cameraMountGO = new GameObject("CameraMount");
+            cameraChildGO = new GameObject("CameraChild");
+
+            cameraMountT = cameraMountGO.transform;
+            cameraChildT = cameraChildGO.transform;
+
+            cameraChildT.SetParent(cameraMountT);
+
+            cameraMountT.position = t.position;
+            cameraMountT.rotation = t.rotation;
+
+            t.SetParent(cameraChildT);
+        }
+
+        private void Update()
+        {
+            Vector3 deltaMouse = (Input.mousePosition - oldMousePosition) * mouseMoveSpeed * (Time.deltaTime * 60);
+
+            if (Input.GetMouseButton(1))
+            {
+                cameraMountT.Rotate(0, deltaMouse.x, 0, Space.Self);
+                cameraChildT.Rotate(-deltaMouse.y, 0, 0, Space.Self);
+            }
+
+            oldMousePosition = Input.mousePosition;
+
+            Vector3 move = Vector3.zero;
+
+            if (Input.GetKey(KeyCode.W)) move.z = speed;
+            else if (Input.GetKey(KeyCode.S)) move.z = -speed;
+            else if (Input.GetKey(KeyCode.A)) move.x = -speed;
+            else if (Input.GetKey(KeyCode.D)) move.x = speed;
+            else if (Input.GetKey(KeyCode.Q)) move.y = -speed;
+            else if (Input.GetKey(KeyCode.E)) move.y = speed;
+
+            if (Input.GetKey(KeyCode.LeftShift) || Input.GetKey(KeyCode.RightShift)) move *= shiftMulti;
+            else if (Input.GetKey(KeyCode.LeftControl) || Input.GetKey(KeyCode.RightControl)) move *= controlMulti;
+
+            move *= Time.deltaTime * 60;
+
+            Quaternion rotation = Quaternion.identity;
+            rotation.eulerAngles = new Vector3(cameraChildT.eulerAngles.x, cameraMountT.eulerAngles.y, 0);
+            move = rotation * move;
+            // move = cameraMountT.rotation * move;
+
+            cameraMountT.position += move;
+        }
+    }
+}