boost::optional<IdfObject> ForwardTranslator::translateStandardOpaqueMaterial( StandardOpaqueMaterial & modelObject )
{
IdfObject idfObject(openstudio::IddObjectType::Material );
m_idfObjects.push_back(idfObject);
idfObject.setString(openstudio::MaterialFields::Name, modelObject.name().get());
idfObject.setString(openstudio::MaterialFields::Roughness, modelObject.roughness());
idfObject.setDouble(openstudio::MaterialFields::Thickness, modelObject.thickness());
idfObject.setDouble(openstudio::MaterialFields::Conductivity, modelObject.thermalConductivity());
idfObject.setDouble( openstudio::MaterialFields::Density, modelObject.density());
idfObject.setDouble(openstudio::MaterialFields::SpecificHeat, modelObject.specificHeat());
OptionalDouble d = modelObject.thermalAbsorptance();
if(d) {
idfObject.setDouble(openstudio::MaterialFields::ThermalAbsorptance, *d);
}
d = modelObject.solarAbsorptance();
if(d) {
idfObject.setDouble(openstudio::MaterialFields::SolarAbsorptance, *d);
}
d = modelObject.visibleAbsorptance();
if(d) {
idfObject.setDouble(openstudio::MaterialFields::VisibleAbsorptance, *d);
}
return boost::optional<IdfObject>(idfObject);
}
TEST_F(ModelFixture, Construction_SetUFactor) {
Model model = exampleModel();
OptionalConstruction tempC = model.getModelObjectByName<Construction>("Exterior Wall");
ASSERT_TRUE(tempC);
Construction construction(*tempC);
OptionalOpaqueMaterial tempM = construction.insulation();
ASSERT_TRUE(tempM);
StandardOpaqueMaterial insulation = tempM->cast<StandardOpaqueMaterial>();
// should not be able to make insulation thickness go < 0
double originalResistance = 1.0 / construction.thermalConductance().get();
double insulationResistance = insulation.thermalResistance();
double newResistance = 0.8 * (originalResistance - insulationResistance);
bool result = construction.setConductance(1.0 / newResistance);
EXPECT_FALSE(result);
if (result) {
EXPECT_TRUE(insulation.thickness() < 0.0);
}
else {
EXPECT_TRUE(insulation.thickness() > 0.0);
}
LOG(Trace,"Construction where tried to set thermal conductance too high:" << std::endl
<< construction.createComponent());
}