EBTStatus BranchTask::execCurrentTask(Agent* pAgent) { BEHAVIAC_ASSERT(this->m_currentTask != 0 && this->m_currentTask->GetStatus() == BT_RUNNING); //this->m_currentTask could be cleared in ::tick, to remember it EBTStatus status = this->m_currentTask->exec(pAgent); //give the handling back to parents if (status != BT_RUNNING) { BEHAVIAC_ASSERT(status == BT_SUCCESS || status == BT_FAILURE); BEHAVIAC_ASSERT(this->m_currentTask->m_status == status); BranchTask* parentBranch = this->m_currentTask->GetParent(); this->m_currentTask = 0; //back track the parents until the branch while (parentBranch != 0 && parentBranch != this) { status = parentBranch->exec(pAgent, status); if (status == BT_RUNNING) { return BT_RUNNING; } BEHAVIAC_ASSERT(parentBranch->m_status == status); parentBranch = parentBranch->GetParent(); } } return status; }
EBTStatus BranchTask::resume_branch(Agent* pAgent, EBTStatus status) { BEHAVIAC_ASSERT(this->m_currentTask != 0); BEHAVIAC_ASSERT(status == BT_SUCCESS || status == BT_FAILURE); BranchTask* parent = 0; BehaviorNode* _tNode = (BehaviorNode*) this->m_currentTask->m_node; if (_tNode->IsManagingChildrenAsSubTrees()) { parent = (BranchTask*)this->m_currentTask; } else { parent = this->m_currentTask->GetParent(); } //clear it as it ends and the next exec might need to set it this->m_currentTask = 0; EBTStatus s = parent->exec(pAgent, status); return s; }