//
// Copyright (C) 2006-2018 Christoph Sommer <sommer@ccs-labs.org>
//
// Documentation for these modules is at http://veins.car2x.org/
//
// SPDX-License-Identifier: GPL-2.0-or-later
//
// 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 2 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, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
//

#include "veins/modules/analogueModel/SimpleObstacleShadowing.h"

using namespace veins;

using veins::AirFrame;

SimpleObstacleShadowing::SimpleObstacleShadowing(cComponent* owner, ObstacleControl& obstacleControl, bool useTorus, const Coord& playgroundSize)
    : AnalogueModel(owner)
    , obstacleControl(obstacleControl)
    , useTorus(useTorus)
    , playgroundSize(playgroundSize)
{
    if (useTorus) throw cRuntimeError("SimpleObstacleShadowing does not work on torus-shaped playgrounds");
}

void SimpleObstacleShadowing::filterSignal(Signal* signal)
{
    auto senderPos = signal->getSenderPoa().pos.getPositionAt();
    auto receiverPos = signal->getReceiverPoa().pos.getPositionAt();

    double factor = obstacleControl.calculateAttenuation(senderPos, receiverPos);

    EV_TRACE << "value is: " << factor << endl;

    *signal *= factor;
}
