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Variable.cpp
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Variable.cpp
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/*
* This file is part of OpenModelica.
*
* Copyright (c) 1998-CurrentYear, Open Source Modelica Consortium (OSMC),
* c/o Linköpings universitet, Department of Computer and Information Science,
* SE-58183 Linköping, Sweden.
*
* All rights reserved.
*
* THIS PROGRAM IS PROVIDED UNDER THE TERMS OF GPL VERSION 3 LICENSE OR
* THIS OSMC PUBLIC LICENSE (OSMC-PL) VERSION 1.2.
* ANY USE, REPRODUCTION OR DISTRIBUTION OF THIS PROGRAM CONSTITUTES
* RECIPIENT'S ACCEPTANCE OF THE OSMC PUBLIC LICENSE OR THE GPL VERSION 3,
* ACCORDING TO RECIPIENTS CHOICE.
*
* The OpenModelica software and the Open Source Modelica
* Consortium (OSMC) Public License (OSMC-PL) are obtained
* from OSMC, either from the above address,
* from the URLs: http://www.ida.liu.se/projects/OpenModelica or
* http://www.openmodelica.org, and in the OpenModelica distribution.
* GNU version 3 is obtained from: http://www.gnu.org/copyleft/gpl.html.
*
* This program is distributed WITHOUT ANY WARRANTY; without
* even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE, EXCEPT AS EXPRESSLY SET FORTH
* IN THE BY RECIPIENT SELECTED SUBSIDIARY LICENSE CONDITIONS OF OSMC-PL.
*
* See the full OSMC Public License conditions for more details.
*
*/
#include "Variable.h"
#include "Logging.h"
#include "Util.h"
oms::Variable::Variable(fmiHandle* fmi4c, int index_)
: der_index(0), state_index(0), is_state(false), is_der(false), is_continuous_time_state(false), is_continuous_time_der(false), index(index_)
{
// extract the attributes
fmi2VariableHandle *var = fmi2_getVariableByIndex(fmi4c, index_);
cref = fmi2_getVariableName(var);
description = fmi2_getVariableDescription(var) ? fmi2_getVariableDescription(var) : "";
trim(description);
vr = fmi2_getVariableValueReference(var);
causality = fmi2_getVariableCausality(var);
variability = fmi2_getVariableVariability(var);
// TODO implement the initial attribute table in fmi4c according to FMI specification
initialProperty = fmi2_getVariableInitial(var);
switch (fmi2_getVariableDataType(var))
{
case fmi2DataTypeReal:
type = oms_signal_type_real;
break;
case fmi2DataTypeInteger:
type = oms_signal_type_integer;
break;
case fmi2DataTypeBoolean:
type = oms_signal_type_boolean;
break;
case fmi2DataTypeString:
type = oms_signal_type_string;
break;
case fmi2DataTypeEnumeration:
type = oms_signal_type_enum;
break;
default:
logError("Unknown fmi base type");
type = oms_signal_type_real;
break;
}
// mark derivatives
if (oms_signal_type_real == type)
{
int derivative_index = fmi2_getVariableDerivativeIndex(var);
if (derivative_index != 0)
{
is_der = true;
state_index = derivative_index;
if (variability == fmi2VariabilityContinuous)
{
is_continuous_time_der = true;
}
}
}
}
oms::Variable::~Variable()
{
}
oms_causality_enu_t oms::Variable::getCausality() const
{
switch (causality)
{
case fmi2CausalityInput:
return oms_causality_input;
case fmi2CausalityOutput:
return oms_causality_output;
case fmi2CausalityParameter:
return oms_causality_parameter;
case fmi2CausalityCalculatedParameter:
return oms_causality_calculatedParameter;
default:
return oms_causality_undefined;
}
}
std::string oms::Variable::getCausalityString() const
{
switch (causality)
{
case fmi2CausalityInput:
return "input";
case fmi2CausalityOutput:
return "output";
case fmi2CausalityParameter:
return "parameter";
case fmi2CausalityCalculatedParameter:
return "calculatedParameter";
case fmi2CausalityIndependent:
return "independent";
case fmi2CausalityLocal:
return "local";
default:
return "undefined";
}
}
bool oms::operator==(const oms::Variable& v1, const oms::Variable& v2)
{
return v1.cref == v2.cref && v1.vr == v2.vr;
}
bool oms::operator!=(const oms::Variable& v1, const oms::Variable& v2)
{
return !(v1 == v2);
}