chrono::ChTimestepperEulerSemiImplicit Class Reference

Description

Euler semi-implicit timestepper.

This performs the typical v_new = v + a * dt x_new = x + v_new * dt integration with Euler semi-implicit formula.

#include <ChTimestepper.h>

Inheritance diagram for chrono::ChTimestepperEulerSemiImplicit:
Collaboration diagram for chrono::ChTimestepperEulerSemiImplicit:

Public Member Functions

 ChTimestepperEulerSemiImplicit (ChIntegrableIIorder *intgr=nullptr)
 Constructors (default empty)
 
virtual void Advance (const double dt) override
 Performs an integration timestep. More...
 
virtual void ArchiveOut (ChArchiveOut &archive) override
 Method to allow serialization of transient data to archives.
 
virtual void ArchiveIn (ChArchiveIn &archive) override
 Method to allow de-serialization of transient data from archives.
 
- Public Member Functions inherited from chrono::ChTimestepperIIorder
 ChTimestepperIIorder (ChIntegrableIIorder *intgr=nullptr)
 Constructor.
 
virtual ~ChTimestepperIIorder ()
 Destructor.
 
virtual ChStateGetStatePos ()
 Access the state, position part, at current time.
 
virtual ChStateDeltaGetStateVel ()
 Access the state, speed part, at current time.
 
virtual ChStateDeltaGetStateAcc ()
 Access the acceleration, at current time.
 
virtual void SetIntegrable (ChIntegrableIIorder *intgr)
 Set the integrable object.
 
- Public Member Functions inherited from chrono::ChTimestepper
 ChTimestepper (ChIntegrable *intgr=nullptr)
 Constructor.
 
virtual ~ChTimestepper ()
 Destructor.
 
virtual Type GetType () const
 Return type of the integration method. More...
 
virtual ChVectorDynamicGetLagrangeMultipliers ()
 Access the lagrangian multipliers, if any.
 
virtual void SetIntegrable (ChIntegrable *intgr)
 Set the integrable object.
 
ChIntegrableGetIntegrable ()
 Get the integrable object.
 
virtual double GetTime () const
 Get the current time.
 
virtual void SetTime (double mt)
 Set the current time.
 
void SetVerbose (bool verb)
 Turn on/off logging of messages.
 
- Public Member Functions inherited from chrono::ChExplicitTimestepper
void SetDiagonalLumpingON (double Ck=1000, double Cr=0)
 Turn on the diagonal lumping. More...
 
void SetDiagonalLumpingOFF ()
 Turn off the diagonal lumping (default is off)
 
double GetLumpingError ()
 Gets the diagonal lumping error done last time the integrator has been called.
 
void ResetLumpingError ()
 Resets the diagonal lumping error.
 

Additional Inherited Members

- Public Types inherited from chrono::ChTimestepper
enum  Type {
  EULER_IMPLICIT_LINEARIZED = 0, EULER_IMPLICIT_PROJECTED = 1, EULER_IMPLICIT = 2, TRAPEZOIDAL = 3,
  TRAPEZOIDAL_LINEARIZED = 4, HHT = 5, HEUN = 6, RUNGEKUTTA45 = 7,
  EULER_EXPLICIT = 8, LEAPFROG = 9, NEWMARK = 10, CUSTOM = 20
}
 Available methods for time integration (time steppers).
 
- Protected Attributes inherited from chrono::ChTimestepperIIorder
ChState X
 
ChStateDelta V
 
ChStateDelta A
 
- Protected Attributes inherited from chrono::ChTimestepper
ChIntegrableintegrable
 
double T
 
ChVectorDynamic L
 
bool verbose
 
bool Qc_do_clamp
 
double Qc_clamping
 
- Protected Attributes inherited from chrono::ChExplicitTimestepper
ChLumpingParmslumping_parameters
 

Member Function Documentation

◆ Advance()

void chrono::ChTimestepperEulerSemiImplicit::Advance ( const double  dt)
overridevirtual

Performs an integration timestep.

Parameters
dttimestep to advance

Implements chrono::ChTimestepper.


The documentation for this class was generated from the following files:
  • /builds/uwsbel/chrono/src/chrono/timestepper/ChTimestepper.h
  • /builds/uwsbel/chrono/src/chrono/timestepper/ChTimestepper.cpp