Method readBoundaryState

Simulator/SimulatorBase.cpp:2240–2319

void SimulatorBase::readBoundaryState(const std::string &fileName, BoundaryModel *bm)
{
	Simulation *sim = Simulation::getCurrent();
	if (sim->getBoundaryHandlingMethod() == BoundaryHandlingMethods::Akinci2012)
	{
		if (!FileSystem::fileExists(fileName))
		{
			LOG_WARN << "File " << fileName << " does not exist.";
			return;
		}

		BoundaryModel_Akinci2012 *model = static_cast<BoundaryModel_Akinci2012*>(bm);
		Partio::ParticlesDataMutable* data = Partio::read(fileName.c_str());
		if (!data)
		{
			LOG_WARN << "Partio file " << fileName << " not readable.";
			return;
		}

		unsigned int pos0Index = 0xffffffff;
		unsigned int posIndex = 0xffffffff;
		unsigned int velIndex = 0xffffffff;
		unsigned int volIndex = 0xffffffff;

		for (int i = 0; i < data->numAttributes(); i++)
		{
			Partio::ParticleAttribute attr;
			data->attributeInfo(i, attr);
			if (attr.name == "position0")
				pos0Index = i;
			else if (attr.name == "position")
				posIndex = i;
			else if (attr.name == "velocity")
				velIndex = i;
			else if (attr.name == "volume")
				volIndex = i;
		}

		if ((pos0Index == 0xffffffff) ||
			(posIndex == 0xffffffff) ||
			(velIndex == 0xffffffff) ||
			(volIndex == 0xffffffff))
		{
			LOG_WARN << "File " << fileName << " does not has the correct attributes.";
			return;
		}

		Partio::ParticleAttribute attrX0;
		Partio::ParticleAttribute attrX;
		Partio::ParticleAttribute attrVel;
		Partio::ParticleAttribute attrVol;

		data->attributeInfo(pos0Index, attrX0);
		data->attributeInfo(posIndex, attrX);
		data->attributeInfo(velIndex, attrVel);
		data->attributeInfo(volIndex, attrVol);

		model->resize(data->numParticles());