/usr/include/sofa/component/misc/ReadState.h is in libsofa1-dev 1.0~beta4-10ubuntu2.
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* SOFA, Simulation Open-Framework Architecture, version 1.0 beta 4 *
* (c) 2006-2009 MGH, INRIA, USTL, UJF, CNRS *
* *
* This library 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 library 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 library; if not, write to the Free Software Foundation, *
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. *
*******************************************************************************
* SOFA :: Modules *
* *
* Authors: The SOFA Team and external contributors (see Authors.txt) *
* *
* Contact information: contact@sofa-framework.org *
******************************************************************************/
#ifndef SOFA_COMPONENT_MISC_READSTATE_H
#define SOFA_COMPONENT_MISC_READSTATE_H
#include <sofa/core/componentmodel/behavior/ForceField.h>
#include <sofa/core/componentmodel/behavior/BaseMechanicalState.h>
#include <sofa/core/objectmodel/BaseObject.h>
#include <sofa/core/objectmodel/Event.h>
#include <sofa/simulation/common/AnimateBeginEvent.h>
#include <sofa/simulation/common/AnimateEndEvent.h>
#include <sofa/simulation/common/Visitor.h>
#include <sofa/component/component.h>
#include <sofa/core/objectmodel/DataFileName.h>
#include <fstream>
namespace sofa
{
namespace component
{
namespace misc
{
/** Read State vectors from file at each timestep
*/
class SOFA_COMPONENT_MISC_API ReadState: public core::objectmodel::BaseObject
{
public:
sofa::core::objectmodel::DataFileName f_filename;
Data < double > f_interval;
Data < double > f_shift;
Data < bool > f_loop;
protected:
core::componentmodel::behavior::BaseMechanicalState* mmodel;
std::ifstream* infile;
double nextTime;
double lastTime;
public:
ReadState();
virtual ~ReadState();
virtual void init();
virtual void reset();
void setTime(double time);
virtual void handleEvent(sofa::core::objectmodel::Event* event);
void processReadState();
void processReadState(double time);
/// Pre-construction check method called by ObjectFactory.
/// Check that DataTypes matches the MechanicalState.
template<class T>
static bool canCreate(T*& obj, core::objectmodel::BaseContext* context, core::objectmodel::BaseObjectDescription* arg)
{
if (dynamic_cast<core::componentmodel::behavior::BaseMechanicalState*>(context->getMechanicalState()) == NULL)
return false;
return BaseObject::canCreate(obj, context, arg);
}
};
///Create ReadState component in the graph each time needed
class SOFA_COMPONENT_MISC_API ReadStateCreator: public Visitor
{
public:
ReadStateCreator():sceneName(""), createInMapping(false), counterReadState(0) {}
ReadStateCreator(std::string &n, bool _createInMapping, bool i=true, int c=0 ): sceneName(n), createInMapping(_createInMapping), init(i) , counterReadState(c) {}
virtual Result processNodeTopDown( simulation::Node* );
void setSceneName(std::string &n){ sceneName = n;}
void setCounter(int c){counterReadState = c;};
void setCreateInMapping(bool b){createInMapping=b;}
protected:
void addReadState(sofa::core::componentmodel::behavior::BaseMechanicalState *ms, simulation::Node* gnode);
std::string sceneName;
bool createInMapping;
bool init;
int counterReadState; //avoid to have two same files if two mechanical objects has the same name
};
class SOFA_COMPONENT_MISC_API ReadStateActivator: public Visitor
{
public:
ReadStateActivator( bool active):state(active) {}
virtual Result processNodeTopDown( simulation::Node* );
bool getState() const{return state;};
void setState(bool active){state=active;};
protected:
void changeStateReader(sofa::component::misc::ReadState *ws);
bool state;
};
class SOFA_COMPONENT_MISC_API ReadStateModifier: public simulation::Visitor
{
public:
ReadStateModifier( double _time):time(_time) {}
virtual Result processNodeTopDown( simulation::Node* );
double getTime() const { return time; }
void setTime(double _time) { time=_time; }
protected:
void changeTimeReader(sofa::component::misc::ReadState *rs) { rs->processReadState(time); }
double time;
};
} // namespace misc
} // namespace component
} // namespace sofa
#endif
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