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private Camera m_cam; + public Camera m_cam; private Transform m_selfTrans; private bool m_fingerDown = false; + + /// /// 单指滑动的手指位置 /// @@ -24,8 +25,7 @@ public class CameraControl : MonoBehaviour private void Awake() - { - m_cam = GetComponent(); + { m_selfTrans = transform; } @@ -121,7 +121,7 @@ public class CameraControl : MonoBehaviour /// private void ScaleCamere(float scale) { - m_cam.orthographicSize -= scale * 0.1f; + m_cam.orthographicSize -= scale * 0.01f; if (m_cam.orthographicSize < cameraMinSize) { m_cam.orthographicSize = cameraMinSize; diff --git a/meng_yao/Assets/communal/camera/Cinemachine_2dCon.cs b/meng_yao/Assets/communal/camera/Cinemachine_2dCon.cs new file mode 100644 index 00000000..07de49ae --- /dev/null +++ b/meng_yao/Assets/communal/camera/Cinemachine_2dCon.cs @@ -0,0 +1,165 @@ +using System.Collections; +using System.Collections.Generic; +using UnityEngine; +using Cinemachine; + +public class Cinemachine_2dCon : MonoBehaviour +{ + public float cameraMaxSize; + public float cameraMinSize; + public float zoomSpeed; + + public CinemachineVirtualCamera v_cam; + public Camera m_cam; + private Transform m_selfTrans; + private bool m_fingerDown = false; + + + + + /// + /// 单指滑动的手指位置 + /// + private Vector3 m_oneFingerDragStartPos; + /// + /// 双指缩放的上一帧的双指距离 + /// + private float m_twoFingerLastDistance = -1; + + + private void Awake() + { + m_selfTrans = transform; + } + + private void Update() + { +#if UNITY_EDITOR || UNITY_STANDALONE + // 桌面端：鼠标按下时 + if (Input.GetMouseButtonDown(0)) + { + m_fingerDown = true; + m_oneFingerDragStartPos = GetWorldPos(Input.mousePosition); // 获取鼠标按下的起始位置 + } + + // 桌面端：鼠标松开时 + if (Input.GetMouseButtonUp(0)) + { + m_fingerDown = false; + m_twoFingerLastDistance = -1; + } + + // 处理鼠标拖动 + if (m_fingerDown) + { + HandleFingerDragMove(Input.mousePosition); + } + + // 处理鼠标滚轮缩放 + var distance = Input.GetAxis("Mouse ScrollWheel"); + HandleMouseScrollWheel(distance * 10); + +#else + // 移动端：双指缩放 + if (Input.touchCount == 2) + { + HandleTwoFingerScale(); + m_fingerDown = false; // 避免双指缩放时误触单指拖动 + } + // 移动端：单指滑动 + else if (Input.touchCount == 1) + { + Touch touch = Input.touches[0]; + + // 手指刚触碰屏幕时 + if (touch.phase == TouchPhase.Began) + { + m_fingerDown = true; + m_oneFingerDragStartPos = GetWorldPos(touch.position); // 获取手指按下的起始位置 + } + // 手指在屏幕上滑动时 + else if (touch.phase == TouchPhase.Moved) + { + HandleFingerDragMove(touch.position); // 处理手指拖动 + } + + m_twoFingerLastDistance = -1; // 复位双指缩放距离 + } + else + { + m_fingerDown = false; + m_twoFingerLastDistance = -1; + } +#endif + } + + + /// + /// 单指滑动 + /// + private void HandleFingerDragMove(Vector2 fingerPos) + { + //滑动差 + Vector3 cha = m_oneFingerDragStartPos - GetWorldPos(fingerPos); + Vector3 newP = m_cam.transform.position; + newP.x = newP.x + cha.x; + newP.y = newP.y + cha.y; + m_selfTrans.position = newP; + } + + /// + /// 双指缩放 + /// + private void HandleTwoFingerScale() + { + float distance = Vector2.Distance(Input.touches[0].position, Input.touches[1].position); + if (m_twoFingerLastDistance == -1) + { + m_twoFingerLastDistance = distance; + return; // 避免首次执行时发生误缩放 + } + + // 计算缩放比例 + float scale = 0.1f * (distance - m_twoFingerLastDistance); + ScaleCamere(scale); + + m_twoFingerLastDistance = distance; + } + + /// + /// 鼠标滚轮缩放 + /// + /// + private void HandleMouseScrollWheel(float distance) + { + if (0 == distance) return; + ScaleCamere(distance); + } + + /// + /// 缩放摄像机的视口 + /// + /// + private void ScaleCamere(float scale) + { + v_cam.m_Lens.OrthographicSize -= scale * zoomSpeed; + if (v_cam.m_Lens.OrthographicSize < cameraMinSize) + { + v_cam.m_Lens.OrthographicSize = cameraMinSize; + } + if (v_cam.m_Lens.OrthographicSize > cameraMaxSize) + { + v_cam.m_Lens.OrthographicSize = cameraMaxSize; + } + } + + /// + /// 屏幕坐标换算成3D坐标 + /// + /// 屏幕坐标 + /// + Vector3 GetWorldPos(Vector2 screenPos) + { + return m_cam.ScreenToWorldPoint(new Vector3(screenPos.x, screenPos.y, Mathf.Abs(m_cam.transform.position.z))); + } +} diff --git a/meng_yao/Assets/communal/camera/Cinemachine_2dCon.cs.meta b/meng_yao/Assets/communal/camera/Cinemachine_2dCon.cs.meta new file mode 100644 index 00000000..20f6bb83 --- /dev/null +++ b/meng_yao/Assets/communal/camera/Cinemachine_2dCon.cs.meta @@ -0,0 +1,11 @@ +fileFormatVersion: 2 +guid: b45d990875b62d948af35ad97c764820 +MonoImporter: + externalObjects: {} + serializedVersion: 2 + defaultReferences: [] + executionOrder: 0 + icon: {instanceID: 0} + userData: + assetBundleName: + assetBundleVariant: