Unity3D魔兽世界视角
using UnityEngine; using System.Collections; /// ///将此脚本附加到任意镜头上,可以使其拥有WOW镜头的控制方式 /// public class WowCamera: MonoBehaviour { ///镜头的目标-player /// private Transform _target; ///镜头离目标的距离 /// public float Distance = 17.0f; ///最小镜头距离 /// public float MinDistance = 3.0f; ///最大镜头距离 /// public float MaxDistance = 30.0f; //鼠标滚轮拉近拉远速度系数 public float ScrollFactor = 10.0f; ///左右旋转速度可以快一点 /// public float RotateFactorX = 10.0f; ///上下旋转速度可以慢一点 /// public float RotateFactorY = 0.5f; //镜头水平环绕角度 public float HorizontalAngle = 0; //镜头竖直环绕角度 public float VerticalAngle = 20; public float MaxVerticalAngle = 30; public float MinVerticalAngle = 6; private Transform _cameraTransform; void Start() { _cameraTransform = transform; _target = GameObject.FindGameObjectWithTag ( Tags.Player ).transform; if ( _target == null) { Debug.Log ( "Target Object Not Exist"); } } void Update() { Distance -= Input.GetAxis ("Mouse ScrollWheel") * ScrollFactor; Distance = ( Distance < MinDistance ) ? MinDistance : Distance; Distance = ( Distance > MaxDistance ) ? MaxDistance : Distance; //按住鼠标左右键移动,镜头随之旋转 var isMouseLeftButtonDown = Input.GetMouseButton(0); var isMouseRightButtonDown = Input.GetMouseButton(1); if (isMouseLeftButtonDown || isMouseRightButtonDown) { //水平旋转和上下旋转 Screen.lockCursor = true; var axisX = Input.GetAxis( "Mouse X" ); var axisY = Input.GetAxis( "Mouse Y" ); HorizontalAngle += axisX * RotateFactorX; VerticalAngle += axisY * RotateFactorY; VerticalAngle = ( VerticalAngle < MinVerticalAngle ) ? MinVerticalAngle : VerticalAngle; VerticalAngle = ( VerticalAngle > MaxVerticalAngle ) ? MaxVerticalAngle : VerticalAngle; if (isMouseRightButtonDown) { //如果是鼠标右键移动,则旋转人物在水平面上与镜头方向一致 _target.rotation = Quaternion.Euler(0, HorizontalAngle, 0); } } else { Screen.lockCursor = false; } ///按镜头距离调整位置和方向 var rotation = Quaternion.Euler(VerticalAngle, HorizontalAngle, 0); var offset = rotation * Vector3.back * Distance; _cameraTransform.position = _target.position + offset; _cameraTransform.rotation = rotation; } }