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solver/OndselSolver/PosNewtonRaphson.cpp

54 lines
1.6 KiB
C++

/***************************************************************************
* Copyright (c) 2023 Ondsel, Inc. *
* *
* This file is part of OndselSolver. *
* *
* See LICENSE file for details about copyright. *
***************************************************************************/
#include <sstream>
#include "PosNewtonRaphson.h"
#include "SystemSolver.h"
#include "SimulationStoppingError.h"
using namespace MbD;
void PosNewtonRaphson::preRun()
{
system->partsJointsMotionsDo([&](std::shared_ptr<Item> item) { item->prePosIC(); });
}
void PosNewtonRaphson::incrementIterNo()
{
if (iterNo >= iterMax)
{
std::stringstream ss;
ss << "MbD: No convergence after " << iterNo << " iterations.";
auto str = ss.str();
system->logString(str);
ss.str("");
ss << "MbD: A geometrically incompatible system has been specified.";
str = ss.str();
system->logString(str);
ss.str("");
ss << "MbD: Or the system parts are distributed too far apart from the assembled positions.";
str = ss.str();
system->logString(str);
throw SimulationStoppingError("");
}
iterNo++;
}
void PosNewtonRaphson::askSystemToUpdate()
{
system->partsJointsMotionsDo([&](std::shared_ptr<Item> item) { item->postPosICIteration(); });
}
void PosNewtonRaphson::postRun()
{
system->partsJointsMotionsDo([&](std::shared_ptr<Item> item) { item->postPosIC(); });
}