102 lines
2.8 KiB
C++
102 lines
2.8 KiB
C++
/*
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* This file is part of the Colobot: Gold Edition source code
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* Copyright (C) 2001-2018, Daniel Roux, EPSITEC SA & TerranovaTeam
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* http://epsitec.ch; http://colobot.info; http://github.com/colobot
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see http://gnu.org/licenses
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*/
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#include "CBot/CBotInstr/CBotLogicExpr.h"
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#include "CBot/CBotStack.h"
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namespace CBot
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{
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////////////////////////////////////////////////////////////////////////////////
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CBotLogicExpr::CBotLogicExpr()
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{
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m_condition = nullptr;
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m_op1 = nullptr;
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m_op2 = nullptr;
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}
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////////////////////////////////////////////////////////////////////////////////
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CBotLogicExpr::~CBotLogicExpr()
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{
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delete m_condition;
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delete m_op1;
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delete m_op2;
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}
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////////////////////////////////////////////////////////////////////////////////
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bool CBotLogicExpr::Execute(CBotStack* &pStack)
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{
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CBotStack* pStk1 = pStack->AddStack(this); // adds an item to the stack
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// or return in case of recovery
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// if ( pStk1 == EOX ) return true;
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if ( pStk1->GetState() == 0 )
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{
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if ( !m_condition->Execute(pStk1) ) return false;
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if (!pStk1->SetState(1)) return false;
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}
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if (pStk1->GetVal() != 0)
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{
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if ( !m_op1->Execute(pStk1) ) return false;
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}
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else
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{
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if ( !m_op2->Execute(pStk1) ) return false;
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}
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return pStack->Return(pStk1); // transmits the result
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}
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////////////////////////////////////////////////////////////////////////////////
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void CBotLogicExpr::RestoreState(CBotStack* &pStack, bool bMain)
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{
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if ( !bMain ) return;
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CBotStack* pStk1 = pStack->RestoreStack(this); // adds an item to the stack
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if ( pStk1 == nullptr ) return;
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if ( pStk1->GetState() == 0 )
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{
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m_condition->RestoreState(pStk1, bMain);
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return;
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}
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if (pStk1->GetVal() != 0)
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{
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m_op1->RestoreState(pStk1, bMain);
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}
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else
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{
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m_op2->RestoreState(pStk1, bMain);
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}
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}
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std::map<std::string, CBotInstr*> CBotLogicExpr::GetDebugLinks()
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{
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auto links = CBotInstr::GetDebugLinks();
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links["m_op1"] = m_op1;
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links["m_condition"] = m_condition;
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links["m_op2"] = m_op2;
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return links;
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}
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} // namespace CBot
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