// OpenSTA, Static Timing Analyzer
// Copyright (c) 2024, Parallax Software, Inc.
// 
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// 
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// 
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.

#pragma once

#include <vector>
#include <map>

#include "DelayCalcBase.hh"

namespace sta {

// Delay calculation for parallel gates using parallel drive resistance.
class ParallelDelayCalc : public DelayCalcBase
{
public:
  ParallelDelayCalc(StaState *sta);
  ArcDcalcResultSeq gateDelays(ArcDcalcArgSeq &dcalc_args,
                               const LoadPinIndexMap &load_pin_index_map,
                               const DcalcAnalysisPt *dcalc_ap) override;
protected:
  ArcDcalcResultSeq gateDelaysParallel(ArcDcalcArgSeq &dcalc_args,
                                       const LoadPinIndexMap &load_pin_index_map,
                                       const DcalcAnalysisPt *dcalc_ap);
};

} // namespace