private bool GetAllEntitySelectedByVirtualCamera(ref List <SpacecraftEntity> targetList)
{
MainCameraComponent mainCam = CameraManager.GetInstance().GetMainCamereComponent();
SkillSystemGrow skillGrow = m_PlayerSkillProxy.GetCurrentWeaponSkill().GetSkillGrow();
float range = skillGrow.Range * SceneController.SPACE_ACCURACY_TO_CLIENT;
// 粗略的拾取.
// 拾取锥体视为一个相机, 把技能射程视为远裁剪面. 根据FOV取远裁剪面的大小, 投射这个大小的Box, 获取所有拾取到的Entity
{
// 所有粗略裁剪的物体 = Physics.BoxCastAll(投射开始点, 盒子边长, 相机方向, SkillLayer)
float halfBoxVerticalSideLength = range * Mathf.Tan(m_ReticleHorizontalFOVParam / m_ReticleAspect * 0.5f * Mathf.Deg2Rad);
float halfBoxHorizontalSideLength = halfBoxVerticalSideLength * m_ReticleAspect;
// 投射开始的点 = 相机近裁剪面的中心点 + 相机方向 * 盒子边长的一半
Vector3 startPoint = mainCam.transform.position + (mainCam.GetCamera().nearClipPlane + halfBoxVerticalSideLength) * mainCam.GetForward();
RaycastHit[] hitInfos = Physics.BoxCastAll(startPoint,
new Vector3(halfBoxHorizontalSideLength, halfBoxVerticalSideLength, halfBoxVerticalSideLength),
mainCam.GetForward(),
Quaternion.identity, range,
LayerUtil.GetLayersIntersectWithSkillProjectile(true));
for (int iHit = 0; iHit < hitInfos.Length; iHit++)
{
Rigidbody rigidBody = hitInfos[iHit].rigidbody;
if (rigidBody == null)
{
continue;
}
SpacecraftEntity entity = rigidBody.GetComponent <SpacecraftEntity>();
if (entity != null)
{
targetList.Add(entity);
}
}
}
if (m_VirtualCameraForReticleSelection != null)
{
// 更新虚拟相机的方向和位置
m_VirtualCameraForReticleSelection.transform.position = mainCam.transform.position;
m_VirtualCameraForReticleSelection.transform.rotation = mainCam.transform.rotation;
// 更精细的判断. 当前版本仅计算目标中心点是不是在 虚拟相机 里面
for (int iTarget = 0; iTarget < targetList.Count; iTarget++)
{
Vector3 viewportPos = m_VirtualCameraForReticleSelection.WorldToViewportPoint(targetList[iTarget].transform.position);
if (viewportPos.x < 0 || viewportPos.y < 0 || viewportPos.x > 1 || viewportPos.y > 1)
{
targetList.RemoveAt(iTarget);
iTarget--;
}
}
}
return(targetList.Count > 0);
}
/// <summary>
/// 正前方中心点射线选中的目标
/// </summary>
/// <returns></returns>
private BaseEntity GetForwardEntity()
{
MainCameraComponent mainCam = CameraManager.GetInstance().GetMainCamereComponent();
Ray ray = new Ray(mainCam.GetPosition(), mainCam.GetForward());
RaycastHit hitInfo = new RaycastHit();
if (Physics.Raycast(ray, out hitInfo, m_SkillMaxDistance, LayerUtil.GetLayersIntersectWithSkillProjectile(true)))
{
return(hitInfo.collider.attachedRigidbody?.GetComponent <BaseEntity>());
}
else
{
return(null);
}
}
/// <summary>
/// 打出一条射线, 检测碰到得一个可攻击的目标
/// </summary>
/// <param name="targetPoint"></param>
/// <param name="maxDistance"></param>
/// <param name="hitInfo"></param>
/// <returns>是否拾取到了技能目标</returns>
public static bool PickSkillTargetEntityByRaycast(Vector3 targetPoint, float maxDistance, out RaycastHit hitInfo)
{
Vector3 mainCamPos = CameraManager.GetInstance().GetMainCamereComponent().GetPosition();
Vector3 dir = CameraManager.GetInstance().GetMainCamereComponent().GetForward();
Ray ray = new Ray(mainCamPos, dir);
if (Physics.Raycast(ray, out hitInfo, maxDistance, LayerUtil.GetLayersIntersectWithSkillProjectile(true)))
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 中心点射线选中的目标
/// </summary>
/// <returns></returns>
private SpacecraftEntity GetTargetSelectedByCenterRay()
{
PlayerSkillVO skillVO = m_PlayerSkillProxy.GetCurrentWeaponSkill();
SkillSystemGrow skillGrow = skillVO.GetSkillGrow();
float maxDistance = skillGrow.Range * SceneController.SPACE_ACCURACY_TO_CLIENT;
MainCameraComponent mainCam = CameraManager.GetInstance().GetMainCamereComponent();
Ray ray = new Ray(mainCam.GetPosition(), mainCam.GetForward());
RaycastHit hitInfo = new RaycastHit();
if (Physics.Raycast(ray, out hitInfo, maxDistance, LayerUtil.GetLayersIntersectWithSkillProjectile(true)))
{
return(hitInfo.collider.attachedRigidbody?.GetComponent <SpacecraftEntity>());
}
else
{
return(null);
}
}
/// <summary>
/// 根据这次射击的弹道方向, 计算命中的目标Entity和目标点
/// </summary>
/// <param name="camDirAffectedByRecoil"></param>
/// <returns></returns>
protected SkillTarget CalulateTargetDataByShootingDirection(Vector3 camDirAffectedByRecoil)
{
// 计算射线碰到的目标点, 并重新计算从Launcher到目标点的方向
PlayerSkillVO skillVO = m_PlayerSkillProxy.GetCurrentWeaponSkill();
SkillSystemGrow skillGrow = skillVO.GetSkillGrow();
float maxDistance = skillGrow.Range * SceneController.SPACE_ACCURACY_TO_CLIENT;
Ray ray = new Ray(CameraManager.GetInstance().GetMainCamereComponent().GetPosition(), camDirAffectedByRecoil);
RaycastHit hitInfo = new RaycastHit();
if (Physics.Raycast(ray, out hitInfo, maxDistance, LayerUtil.GetLayersIntersectWithSkillProjectile(true)))
{
return(new SkillTarget(hitInfo.collider.attachedRigidbody?.GetComponent <SpacecraftEntity>(), hitInfo.point));
}
else
{
Vector3 skillReleasingDir = (ray.GetPoint(maxDistance) - m_MainPlayer.GetRootTransform().position).normalized;
return(new SkillTarget(null, m_MainPlayer.GetRootTransform().position + skillReleasingDir * maxDistance));
}
}
/// <summary>
/// 改善的，获取目标列表
/// </summary>
/// <returns></returns>
protected override List <Target> ImproveGetTarget()
{
List <Target> targets = base.ImproveGetTarget();
Vector3 pos = CameraManager.GetInstance().GetMainCamereComponent().GetPosition();
Vector3 direction = IsChangCheckDirection ? m_CheckDirection : CameraManager.GetInstance().GetMainCamereComponent().GetForward();
Collider[] colliders = Physics.OverlapSphere(pos, m_crosssightinfo.m_MaxRayDistance, LayerUtil.GetLayersIntersectWithSkillProjectile(true) /*LayerMask.GetMask("Enemy")*/);
for (int i = 0; i < colliders.Length; i++)
{
Vector3 colliderPos = colliders[i].transform.position; //检测单位位置
if (Vector3.Angle(direction, colliderPos - pos) <= m_crosssightinfo.m_ConeInfo.angle * 0.5f) //单位跟摄像机正方向夹角是否在 1/2角度内
{
RaycastHit hit = new RaycastHit();
int layermask = LayerUtil.GetLayersIntersectWithSkillProjectile(true); // LayerMask.GetMask("Enemy"/*, "Obstacles"*/); //指定射线碰撞的对象
Physics.Raycast(pos, colliderPos - pos, out hit, m_crosssightinfo.m_MaxRayDistance, layermask); //检测障碍
if (hit.collider == colliders[i]) //如果途中无其他障碍物，那么射线就会碰撞到敌人
{
if (hit.rigidbody != null)
{
BaseEntity entity = hit.rigidbody?.GetComponent <BaseEntity>();
if (entity != null && CCrossSightLoic.IsAdd(targets, entity.EntityId()))
{
Target target = new Target();
target.target_entityId = entity.EntityId();
target.target_pos = hit.point;
targets.Add(target);
GizmosHelper.GetInstance().DrawLine(pos, hit.point, Color.red);
}
}
}
}
}
return(targets);
}
/// <summary>
/// 选中一个新的目标
/// 1. 与上一帧选中的目标不同
/// 2. 上一帧选中的目标已经锁定完成, 进行下一轮锁定
/// </summary>
/// <returns>是否有新的目标</returns>
private bool PickNewTarget(out SpacecraftEntity newTarget)
{
PlayerSkillVO skillVO = m_PlayerSkillProxy.GetCurrentWeaponSkill();
SkillSystemGrow skillGrow = skillVO.GetSkillGrow();
float maxDistance = skillGrow.Range * SceneController.SPACE_ACCURACY_TO_CLIENT;
MainCameraComponent mainCam = CameraManager.GetInstance().GetMainCamereComponent();
Ray ray = new Ray(mainCam.GetPosition(), mainCam.GetForward());
RaycastHit hitInfo = new RaycastHit();
// UNDONE
// 第一版: 使用屏幕中心射线作为目标选取射线. NOW
// 第二版: 使用 Physics.BoxCast
if (Physics.Raycast(ray, out hitInfo, maxDistance, LayerUtil.GetLayersIntersectWithSkillProjectile(true)))
{
SpacecraftEntity pickedTarget = hitInfo.collider.attachedRigidbody?.GetComponent <SpacecraftEntity>();
newTarget = pickedTarget;
return(true);
}
else
{
newTarget = null;
return(false);
}
}
/// <summary>
/// 改善的，获取目标列表
/// </summary>
/// <returns></returns>
protected override List <Target> ImproveGetTarget()
{
List <Target> targets = base.ImproveGetTarget();
Vector3 pos = CameraManager.GetInstance().GetMainCamereComponent().GetPosition();
Vector3 direction = IsChangCheckDirection ? m_CheckDirection : CameraManager.GetInstance().GetMainCamereComponent().GetForward();
if (m_crosssightinfo.m_RoundInfo.detectionMode == DetectionMode.One)
{
RaycastHit hitInfo = new RaycastHit();
if (Physics.SphereCast(pos, //起始点
m_crosssightinfo.m_RoundInfo.radius, //半径
direction, //方向
out hitInfo,
m_crosssightinfo.m_MaxRayDistance, //最大距离
//LayerMask.GetMask("Enemy"))) //层
LayerUtil.GetLayersIntersectWithSkillProjectile(true)))
{
if (hitInfo.rigidbody != null)
{
BaseEntity entity = hitInfo.rigidbody?.GetComponent <BaseEntity>();
if (entity != null && CCrossSightLoic.IsAdd(targets, entity.EntityId()))
{
Target target = new Target();
target.target_entityId = entity.EntityId();
target.target_pos = hitInfo.point;
targets.Add(target);
GizmosHelper.GetInstance().DrawLine(pos, hitInfo.point, Color.red);
GizmosHelper.GetInstance().DrawSphere(hitInfo.point, m_crosssightinfo.m_RoundInfo.radius, Color.red);
}
}
}
}
else if (m_crosssightinfo.m_RoundInfo.detectionMode == DetectionMode.All)
{
RaycastHit[] hits = Physics.SphereCastAll(pos, //起始点
m_crosssightinfo.m_RoundInfo.radius, //半径
direction, //方向
m_crosssightinfo.m_MaxRayDistance, //最大距离
// LayerMask.GetMask("Enemy")); //层
LayerUtil.GetLayersIntersectWithSkillProjectile(true));
for (int i = 0; i < hits.Length; i++)
{
RaycastHit hit = hits[i];
if (hit.rigidbody != null)
{
BaseEntity entity = hit.rigidbody?.GetComponent <BaseEntity>();
if (entity != null && CCrossSightLoic.IsAdd(targets, entity.EntityId()))
{
Target target = new Target();
target.target_entityId = entity.EntityId();
target.target_pos = hit.point;
targets.Add(target);
GizmosHelper.GetInstance().DrawLine(pos, hit.point, Color.red);
}
}
}
}
return(targets);
}
/// <summary>
/// 改善的，获取目标列表
/// </summary>
/// <returns></returns>
protected override List <Target> ImproveGetTarget()
{
List <Target> targets = base.ImproveGetTarget();
Vector3 pos = CameraManager.GetInstance().GetMainCamereComponent().GetPosition();
Vector3 direction = IsChangCheckDirection ? m_CheckDirection : CameraManager.GetInstance().GetMainCamereComponent().GetForward();
Collider[] colliders = Physics.OverlapSphere(pos, m_crosssightinfo.m_MaxRayDistance, LayerUtil.GetLayersIntersectWithSkillProjectile(true) /*LayerMask.GetMask("Enemy")*/);
Plane[] planes = null;
// 更新虚拟相机的方向和位置
if (m_virtualCamera != null)
{
m_virtualCamera.transform.position = pos;
m_virtualCamera.transform.rotation = CameraManager.GetInstance().GetMainCamereComponent().GetRotation();
planes = GeometryUtility.CalculateFrustumPlanes(m_virtualCamera);
}
for (int i = 0; i < colliders.Length; i++)
{
if (planes == null)
{
break;
}
if (GeometryUtility.TestPlanesAABB(planes, colliders[i].bounds))
{
BaseEntity entity = colliders[i].attachedRigidbody?.GetComponent <BaseEntity>();
if (entity != null && CCrossSightLoic.IsAdd(targets, entity.EntityId()))
{
Target target = new Target();
target.target_entityId = entity.EntityId();
target.target_pos = entity.transform.position;
targets.Add(target);
GizmosHelper.GetInstance().DrawLine(pos, target.target_pos, Color.red);
}
}
}
return(targets);
}
/// <summary>
/// 获取弹道上的目标，并返回弹道方向
/// </summary>
public override void GetBallisticTargetAndOutDirection(out List <Target> targets, out Vector3 direction, params object[] args)
{
Vector3 CamerPos = CameraManager.GetInstance().GetMainCamereComponent().GetPosition();// Camera.main.transform.position;
base.GetBallisticTargetAndOutDirection(out targets, out direction, args);
if (m_virtualCamera != null)
{
float offx = 0.0f; //范围 0--0.5
float offy = 0.0f;
m_ballisticOffsetFunc?.Invoke(out offx, out offy, m_ballisticOffsetFunc_args);
float offz = 500; //到摄像机近视窗平面距离
Vector3 viewPos = new Vector3(offx, offy, offz); //(0.5f + offx, 0.5f + offy, offz);
Vector3 worldPos = m_virtualCamera.ViewportToWorldPoint(viewPos);
direction = (worldPos - CamerPos).normalized;
//验证
// GameObject ga = new GameObject("ddddd");
// ga.transform.position = worldPos;
// ga.AddComponent<BoxCollider>().size = Vector3.one;
if (m_crosssightinfo.m_ConeSquareInfo.detectionMode == DetectionMode.One)
{
//射线检测目标
RaycastHit hit = new RaycastHit();
int layermask = LayerUtil.GetLayersIntersectWithSkillProjectile(true); // LayerMask.GetMask("Enemy"/*, "Obstacles"*/); //指定射线碰撞的对象
Physics.Raycast(CamerPos, worldPos - CamerPos, out hit, offz, layermask); //检测障碍
if (hit.rigidbody != null)
{
BaseEntity entity = hit.rigidbody?.GetComponent <BaseEntity>();
if (entity != null && CCrossSightLoic.IsAdd(targets, entity.EntityId()))
{
Target target = new Target();
target.target_entityId = entity.EntityId();
target.target_pos = hit.point;
targets.Add(target);
}
}
}
else if (m_crosssightinfo.m_ConeSquareInfo.detectionMode == DetectionMode.All)
{
int layermask = LayerUtil.GetLayersIntersectWithSkillProjectile(true); // LayerMask.GetMask("Enemy"/*, "Obstacles"*/); //指定射线碰撞的对象
RaycastHit[] hits = Physics.RaycastAll(CamerPos, //起始点
worldPos - CamerPos, //方向
m_crosssightinfo.m_MaxRayDistance, //最大距离
layermask);
for (int tt = 0; tt < hits.Length; tt++)
{
RaycastHit hitt = hits[tt];
if (hitt.rigidbody != null)
{
BaseEntity entity = hitt.rigidbody?.GetComponent <BaseEntity>();
if (entity != null && CCrossSightLoic.IsAdd(targets, entity.EntityId()))
{
Target target = new Target();
target.target_entityId = entity.EntityId();
target.target_pos = hitt.point;
targets.Add(target);
GizmosHelper.GetInstance().DrawLine(CamerPos, hitt.point, Color.red);
}
}
}
}
}
}