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ReadTopology.cpp
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ReadTopology.cpp
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/******************************************************************************
* SOFA, Simulation Open-Framework Architecture *
* (c) 2006 INRIA, USTL, UJF, CNRS, MGH *
* *
* This program is free software; you can redistribute it and/or modify it *
* under the terms of the GNU Lesser General Public License as published by *
* the Free Software Foundation; either version 2.1 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 Lesser General Public License *
* for more details. *
* *
* You should have received a copy of the GNU Lesser General Public License *
* along with this program. If not, see <http://www.gnu.org/licenses/>. *
*******************************************************************************
* Authors: The SOFA Team and external contributors (see Authors.txt) *
* *
* Contact information: contact@sofa-framework.org *
******************************************************************************/
#include <sofa/component/playback/ReadTopology.inl>
#include <sofa/core/ObjectFactory.h>
#include <sofa/simulation/Node.h>
namespace sofa::component::playback
{
using namespace defaulttype;
int ReadTopologyClass = core::RegisterObject("Read topology containers informations from file at each timestep")
.add< ReadTopology >();
ReadTopologyCreator::ReadTopologyCreator(const core::ExecParams* params)
:Visitor(params)
, sceneName("")
#if SOFA_COMPONENT_PLAYBACK_HAVE_ZLIB
, extension(".txt.gz")
#else
, extension(".txt")
#endif
, createInMapping(false)
, init(true)
, counterReadTopology(0)
{
}
ReadTopologyCreator::ReadTopologyCreator(const std::string &n, bool _createInMapping, const core::ExecParams* params, bool i, int c)
:Visitor(params)
, sceneName(n)
#if SOFA_COMPONENT_PLAYBACK_HAVE_ZLIB
, extension(".txt.gz")
#else
, extension(".txt")
#endif
, createInMapping(_createInMapping)
, init(i)
, counterReadTopology(c)
{
}
//Create a Read Topology component each time a BaseMeshTopology is found
simulation::Visitor::Result ReadTopologyCreator::processNodeTopDown( simulation::Node* gnode)
{
sofa::core::topology::BaseMeshTopology* topo = gnode->getMeshTopologyLink();
if (!topo) return simulation::Visitor::RESULT_CONTINUE;
//We have a meshTopology
addReadTopology(topo, gnode);
return simulation::Visitor::RESULT_CONTINUE;
}
void ReadTopologyCreator::addReadTopology(core::topology::BaseMeshTopology* topology, simulation::Node* gnode)
{
const sofa::core::objectmodel::BaseContext* context = gnode->getContext();
sofa::core::BaseMapping *mapping;
context->get(mapping);
if (createInMapping || mapping== nullptr)
{
sofa::component::playback::ReadTopology::SPtr rt;
context->get(rt, this->subsetsToManage, core::objectmodel::BaseContext::Local);
if (rt == nullptr)
{
rt = sofa::core::objectmodel::New<ReadTopology>();
gnode->addObject(rt);
for (const auto& subset : this->subsetsToManage)
{
rt->addTag(subset);
}
}
std::ostringstream ofilename;
ofilename << sceneName << "_" << counterReadTopology << "_" << topology->getName() << "_topology" << extension ;
rt->f_filename.setValue(ofilename.str()); rt->f_listening.setValue(false); //Deactivated only called by extern functions
if (init) rt->init();
++counterReadTopology;
}
}
///if state is true, we activate all the write states present in the scene.
simulation::Visitor::Result ReadTopologyActivator::processNodeTopDown( simulation::Node* gnode)
{
sofa::component::playback::ReadTopology *rt = gnode->get< sofa::component::playback::ReadTopology >(this->subsetsToManage);
if (rt != nullptr) { changeTopologyReader(rt);}
return simulation::Visitor::RESULT_CONTINUE;
}
void ReadTopologyActivator::changeTopologyReader(sofa::component::playback::ReadTopology* rt)
{
if (!state) rt->reset();
rt->f_listening.setValue(state);
}
//if state is true, we activate all the write states present in the scene. If not, we activate all the readers.
simulation::Visitor::Result ReadTopologyModifier::processNodeTopDown( simulation::Node* gnode)
{
using namespace sofa::defaulttype;
sofa::component::playback::ReadTopology* rt = gnode->get< sofa::component::playback::ReadTopology>(this->subsetsToManage);
if (rt != nullptr) {changeTimeReader(rt);}
return simulation::Visitor::RESULT_CONTINUE;
}
} //namespace sofa::component::playback