using System.Collections; using System.Collections.Generic; using UnityEngine; namespace UnityEngine.Experimental.Rendering { public class CameraSwitcher : MonoBehaviour { public Camera[] m_Cameras; private int m_CurrentCameraIndex = -1; private Camera m_OriginalCamera = null; private Vector3 m_OriginalCameraPosition; private Quaternion m_OriginalCameraRotation; private Camera m_CurrentCamera = null; GUIContent[] m_CameraNames = null; int[] m_CameraIndices = null; void OnEnable() { m_OriginalCamera = GetComponent(); m_CurrentCamera = m_OriginalCamera; if(m_OriginalCamera == null) { Debug.LogError("Camera Switcher needs a Camera component attached"); return; } m_CurrentCameraIndex = GetCameraCount() - 1; m_CameraNames = new GUIContent[GetCameraCount()]; m_CameraIndices = new int[GetCameraCount()]; for (int i = 0; i < m_Cameras.Length; ++i) { Camera cam = m_Cameras[i]; if (cam != null) { m_CameraNames[i] = new GUIContent(cam.name); } else { m_CameraNames[i] = new GUIContent("null"); } m_CameraIndices[i] = i; } m_CameraNames[GetCameraCount() - 1] = new GUIContent("Original Camera"); m_CameraIndices[GetCameraCount() - 1] = GetCameraCount() - 1; DebugMenuManager.instance.AddDebugItem("Camera", "Camera Switcher", () => m_CurrentCameraIndex, (value) => SetCameraIndex((int)value), DebugItemFlag.None, new DebugItemHandlerIntEnum(m_CameraNames, m_CameraIndices)); } int GetCameraCount() { return m_Cameras.Length + 1; // We need +1 for handling the original camera. } Camera GetNextCamera() { if (m_CurrentCameraIndex == m_Cameras.Length) return m_OriginalCamera; else return m_Cameras[m_CurrentCameraIndex]; } void SetCameraIndex(int index) { if(index > 0 || index < GetCameraCount()) { m_CurrentCameraIndex = index; if (m_CurrentCamera == m_OriginalCamera) { m_OriginalCameraPosition = m_OriginalCamera.transform.position; m_OriginalCameraRotation = m_OriginalCamera.transform.rotation; } m_CurrentCamera = GetNextCamera(); if (m_CurrentCamera != null) { // If we witch back to the original camera, put back the transform in it. if (m_CurrentCamera == m_OriginalCamera) { m_OriginalCamera.transform.position = m_OriginalCameraPosition; m_OriginalCamera.transform.rotation = m_OriginalCameraRotation; } transform.position = m_CurrentCamera.transform.position; transform.rotation = m_CurrentCamera.transform.rotation; } } } } }