75 lines
2.0 KiB
C++
75 lines
2.0 KiB
C++
#include "StdAfx.h"
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void CBaseAI::AttackedBy(CAnimal *pAttacker, bool boInherit)
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{
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if (m_pSelf->HasState(esStateBattle)) // 战斗状态通常不切换攻击目标
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{
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if (NeedReSelTarget())
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ChangeTarget(pAttacker);
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}
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else
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{
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if (!m_pSelf->HasState(esStateReturnHome)) // 非战斗状态下被攻击
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{
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AttackStart(pAttacker);
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}
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}
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}
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void CBaseAI::AttackStart(CAnimal *pTarget)
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{
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// 怪物发言（发现目标）、设置怪物进入战斗状态
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if (!pTarget) return;
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bool bFoundNewTarget = false;
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if (!m_pSelf->HasState(esStateBattle) && m_pSelf->IsMonster())
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((CMonster *)m_pSelf)->MonsterSay(mstFoundTarget);
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m_pSelf->AddState(esStateBattle);
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// 设置怪物的战斗目标
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if (m_pSelf->GetTarget() != pTarget->GetHandle())
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{
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m_pSelf->SetTarget(pTarget->GetHandle());
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}
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}
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int CBaseAI::GetDistSqrtFromEntity(CEntity *pTarget)
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{
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if (!pTarget) return 0;
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int nTargetX, nTargetY;
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pTarget->GetPosition(nTargetX, nTargetY);
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int nSelfX, nSelfY;
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m_pSelf->GetPosition(nSelfX, nSelfY);
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return (int)CMovementSystem::GetDisSqare(nSelfX, nSelfY, nTargetX, nTargetY);
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}
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void CBaseAI::UpdateAI(TICKCOUNT nCurrentTick)
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{
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if (m_pSelf->HasState(esStateDeath) || m_pSelf->HasState(esStateReturnHome)) return;
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if (m_pSelf->HasState(esStateBattle))
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{
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// 如果目标死亡或者目标隔得太远
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CEntity *pTarget = GetEntityFromHandle(m_pSelf->GetTarget());
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//如果目标不存在、目标死亡、和目标不在一个场景或者和目标距离超过最大追击距离
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if (!pTarget || ((CAnimal *)pTarget)->HasState(esStateDeath) || pTarget->GetPosInfo().nSceneId != m_pSelf->GetPosInfo().nSceneId
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|| GetDistSqrtFromEntity(pTarget) >= (int)sqrt((float)m_pAiConfig->pursuitDistance))
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{
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EnterEvadeMode();
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return;
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}
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}
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}
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void CBaseAI::EnterInitAI()
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{
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// 清空移动栈
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m_pSelf->GetMoveSystem()->ClearMotionStack();
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if(m_pAiConfig->patrolRadius > 0) // 怪物巡逻
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{
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m_pSelf->GetMoveSystem()->MovePatrol(m_pAiConfig->patrolRadius,m_pAiConfig->nStopMinTime,m_pAiConfig->nStopMaxTime);
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}
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}
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