/// <summary>
/// 获取最远点
/// </summary>
/// <param name="context"></param>
/// <param name="selectionData"></param>
/// <returns></returns>
private static void GetFarthestPostionActionTarget(ref ActionTarget actionTarget, IContext context, Vector3 calculateDirection)
{
IBaseActionProperty baseActionProperty = context.GetObject <IBaseActionProperty>();
if (baseActionProperty.IsMain())
{
SkillData skillData = context.GetObject <SkillData>();
MainCameraComponent mainCamComponent = context.GetObject <MainCameraComponent>();
if (mainCamComponent == null)
{
actionTarget = null;
return;
}
//最远点
Vector3 distantPoint = Vector3.zero;
Vector3 playerPosition = baseActionProperty.GetRootTransform().position; //玩家位置
Vector3 CamPosition = mainCamComponent.GetPosition(); //摄像机位置
Vector3 cameDir = calculateDirection; /*mainCamComponent.GetForward()*/ //摄像机方向向量
Vector3 camera2Player = playerPosition - CamPosition; //摄像机到玩家的向量
Vector3 verticalPos = CamPosition + Vector3.Dot(camera2Player, cameDir) * cameDir; //垂线坐标 = 摄像机坐标+ camera2Player在cameDir投影距离 * cameDir向量
Vector3 Play2VerticaN = (verticalPos - playerPosition).normalized; //玩家到垂线点 的单位向量
float Play2VerticaD = Vector3.Distance(verticalPos, playerPosition); //玩家跟垂线点的距离
float MaxDis = skillData.BaseData.Value.MaxDistance;
if (MaxDis > Play2VerticaD)
{
distantPoint = Mathf.Sqrt(MaxDis * MaxDis - Play2VerticaD * Play2VerticaD) * cameDir + verticalPos; //最远点 = 三角函数求得垂线点到最远点向量+ 垂线点坐标
}
else
{
distantPoint = playerPosition + Play2VerticaN * MaxDis;//垂线上找到距离是 MaxDis 的坐标
}
actionTarget.TargetType = ActionTargetType.Position;
actionTarget.TargetPosition = distantPoint;
}
else
{
SkillData skillData = context.GetObject <SkillData>();
Vector3 playerPosition = baseActionProperty.GetRootTransform().position;
float d = skillData.BaseData.Value.MaxDistance;
Vector3 distantPoint = playerPosition + calculateDirection * d;
actionTarget.TargetType = ActionTargetType.Position;
actionTarget.TargetPosition = distantPoint;
//Leyoutech.Utility.DebugUtility.LogError("第三方最远点方向", string.Format("计算最远点 ---->self = {0} , calculateDirection = {1}, PlayPos = {2} , distantPoint = {3}",
// baseActionProperty.EntityId(),
// calculateDirection,
// playerPosition,
// distantPoint
// ));
}
}
private Ray GetViewRay()
{
MainCameraComponent mainCam = CameraManager.GetInstance().GetMainCamereComponent();
if (mainCam != null)
{
return(new Ray(mainCam.GetPosition(), mainCam.GetForward()));
}
else
{
return(new Ray());
}
}
/// <summary>
/// 获取当前主摄像机注视，所选技能最远处的，四元数旋转值
/// </summary>
/// <param name="mainCamComponent">主摄像机组件</param>
/// <param name="d">最远距离</param>
/// <returns></returns>
private Crucis.Protocol.Vec4 GetCameraQuaternion(MainCameraComponent mainCamComponent, Vector3 direction, float d)
{
if (mainCamComponent == null)
{
Leyoutech.Utility.DebugUtility.LogError("目标方向", " 上下文没有摄像机数据");
return(null);
}
//最远点
Vector3 distantPoint = Vector3.zero;
Vector3 playerPosition = m_ISpacecraftSkillProperty.GetRootTransform().position; //玩家位置
Vector3 CamPosition = mainCamComponent.GetPosition(); //摄像机位置
Vector3 cameDir = direction; /*mainCamComponent.GetForward()*/ //摄像机方向向量
Vector3 camera2Player = playerPosition - CamPosition; //摄像机到玩家的向量
Vector3 verticalPos = CamPosition + Vector3.Dot(camera2Player, cameDir) * cameDir; //垂线坐标 = 摄像机坐标+ camera2Player在cameDir投影距离 * cameDir向量
Vector3 Play2VerticaN = (verticalPos - playerPosition).normalized; //玩家到垂线点 的单位向量
float Play2VerticaD = Vector3.Distance(verticalPos, playerPosition); //玩家跟垂线点的距离
float MaxDis = d;
if (MaxDis > Play2VerticaD)
{
distantPoint = Mathf.Sqrt(MaxDis * MaxDis - Play2VerticaD * Play2VerticaD) * cameDir + verticalPos; //最远点 = 三角函数求得垂线点到最远点向量+ 垂线点坐标
}
else
{
distantPoint = playerPosition + Play2VerticaN * MaxDis;//垂线上找到距离是 MaxDis 的坐标
}
Vector3 Spheredirection = (distantPoint - m_ISpacecraftSkillProperty.GetRootTransform().position).normalized; //船到最远处单位方向向量
Quaternion cameraQuaternion = Quaternion.Euler(Quaternion.FromToRotation(Vector3.forward, Spheredirection).eulerAngles); //欧拉角-->四元数
Crucis.Protocol.Vec4 vec4 = new Crucis.Protocol.Vec4();
vec4.X = cameraQuaternion.x;
vec4.Y = cameraQuaternion.y;
vec4.Z = cameraQuaternion.z;
vec4.W = cameraQuaternion.w;
Vector3 tt = playerPosition + cameraQuaternion * Vector3.forward * d;
Leyoutech.Utility.DebugUtility.LogWarning("目标方向", string.Format(" 摄像机注视方向射程最远点计算-----> 玩家自己entity = {0}, 玩家坐标：{1} , 计算得到方向 欧拉角 : {2} ， 最大射程点坐标：{3}",
m_ISpacecraftSkillProperty.EntityId(),
playerPosition,
cameraQuaternion,
distantPoint));
return(vec4);
}
/// <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>
/// 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);
}
}
private void DrawGizmo()
{
MainCameraComponent mainCam = CameraManager.GetInstance().GetMainCamereComponent();
if (mainCam == null)
{
return;
}
// 根据当前瞄准方向更新主区域的目标信息
m_MainAimArea.UpdateBaseRay(GetViewRay().direction);
Vector3 baseRayPos = mainCam.GetPosition() + m_MainAimArea.GetBaseRay();
GizmosHelper.GetInstance().DrawCircle(baseRayPos, 0.05f);
m_MainAimArea.UpdateRayList(false);
m_MainAimArea.GetRayList(ref m_AimDirectionsCache);
for (int iRay = 0; iRay < m_AimDirectionsCache.Count; iRay++)
{
Vector3 pos = mainCam.GetPosition() + m_AimDirectionsCache[iRay];
GizmosHelper.GetInstance().DrawCircle(pos, 0.005f);
GizmosHelper.GetInstance().DrawLine(mainCam.GetPosition(), mainCam.GetPosition() + m_AimDirectionsCache[iRay] * 5);
}
// 根据当前瞄准方向更新主区域的目标信息
for (int iAim = 0; iAim < m_SubAimAreas.Count; iAim++)
{
m_SubAimAreas[iAim].UpdateBaseRay(GetViewRay().direction);
baseRayPos = mainCam.GetPosition() + m_SubAimAreas[iAim].GetBaseRay();
GizmosHelper.GetInstance().DrawCircle(baseRayPos, 0.05f);
m_SubAimAreas[iAim].UpdateRayList(false);
m_SubAimAreas[iAim].GetRayList(ref m_AimDirectionsCache);
for (int iRay = 0; iRay < m_AimDirectionsCache.Count; iRay++)
{
Vector3 pos = mainCam.GetPosition() + m_AimDirectionsCache[iRay];
GizmosHelper.GetInstance().DrawCircle(pos, 0.005f);
GizmosHelper.GetInstance().DrawLine(mainCam.GetPosition(), mainCam.GetPosition() + m_AimDirectionsCache[iRay] * 5);
}
}
}
private void DrawBoxOnGUI()
{
MainCameraComponent mainCam = CameraManager.GetInstance().GetMainCamereComponent();
if (mainCam == null)
{
return;
}
for (int iAim = 0; iAim < m_SubAimAreas.Count; iAim++)
{
AimArea aimArea = m_SubAimAreas[iAim];
m_SubAimAreas[iAim].UpdateBaseRay(GetViewRay().direction);
Vector3 aimDir = m_SubAimAreas[iAim].GetBaseRay();
Vector3 pos = mainCam.GetPosition() + aimDir;
Vector3 screenPos = mainCam.GetCamera().WorldToScreenPoint(pos);
GizmosHelper.GetInstance().DrawGUIBox(screenPos, 100);
}
}
/// <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);
}
}