Description

Chassis subsystem for a generic vehicle.

#include <Generic_Chassis.h>

Inheritance diagram for chrono::vehicle::generic::Generic_Chassis:
Collaboration diagram for chrono::vehicle::generic::Generic_Chassis:

Public Member Functions

 Generic_Chassis (const std::string &name, bool fixed=false)
 
virtual double GetMass () const override
 Return the mass of the chassis body.
 
virtual const ChMatrix33GetInertia () const override
 Return the inertia tensor of the chassis body.
 
virtual const ChVectorGetLocalPosCOM () const override
 Get the location of the center of mass in the chassis frame.
 
virtual ChCoordsys GetLocalDriverCoordsys () const override
 Get the local driver position and orientation. More...
 
virtual void AddVisualizationAssets (VisualizationType vis) override
 Add visualization of the road wheel.
 
- Public Member Functions inherited from chrono::vehicle::ChRigidChassis
 ChRigidChassis (const std::string &name, bool fixed=false)
 Construct a vehicle subsystem with the specified name. More...
 
virtual std::string GetTemplateName () const override
 Get the name of the vehicle subsystem template.
 
bool HasCollision () const
 Specifies whether or not collision shapes were defined.
 
bool HasPrimitives () const
 Specifies whether or not visualization primitives were defined.
 
bool HasMesh () const
 Specifies whether or not a visualization mesh was defined.
 
const std::string & GetMeshFilename () const
 Get the name of the Wavefront file with chassis visualization mesh. More...
 
virtual void SetCollide (bool state) override
 Enable/disable contact for the chassis. More...
 
virtual void Initialize (ChSystem *system, const ChCoordsys<> &chassisPos, double chassisFwdVel, int collision_family=0) override
 Initialize the chassis at the specified global position and orientation. More...
 
virtual void RemoveVisualizationAssets () override final
 Remove all visualization assets from this subsystem.
 
- Public Member Functions inherited from chrono::vehicle::ChChassis
 ChChassis (const std::string &name, bool fixed=false)
 Construct a chassis subsystem with the specified name. More...
 
virtual const ChVector GetLocalPosRearConnector () const
 Get the location (in the local frame of this chassis) of the connection to a rear chassis.
 
std::shared_ptr< ChBodyAuxRefGetBody () const
 Get a handle to the vehicle's chassis body.
 
const ChVectorGetPos () const
 Get the global location of the chassis reference frame origin.
 
ChQuaternion GetRot () const
 Get the orientation of the chassis reference frame. More...
 
const ChVectorGetCOMPos () const
 Get the global location of the chassis center of mass.
 
ChQuaternion GetCOMRot () const
 Get the orientation of the chassis centroidal frame. More...
 
ChVector GetDriverPos () const
 Get the global location of the driver.
 
double GetSpeed () const
 Get the vehicle speed. More...
 
double GetCOMSpeed () const
 Get the speed of the chassis COM. More...
 
ChVector GetPointLocation (const ChVector<> &locpos) const
 Get the global position of the specified point. More...
 
ChVector GetPointVelocity (const ChVector<> &locpos) const
 Get the global velocity of the specified point. More...
 
ChVector GetPointAcceleration (const ChVector<> &locpos) const
 Get the acceleration at the specified point. More...
 
void SetFixed (bool val)
 Set the "fixed to ground" status of the chassis body.
 
bool IsFixed () const
 Return true if the chassis body is fixed to ground.
 
void AddMarker (const std::string &name, const ChCoordsys<> &pos)
 Add a marker on the chassis body at the specified position (relative to the chassis reference frame). More...
 
const std::vector< std::shared_ptr< ChMarker > > & GetMarkers () const
 
void SetAerodynamicDrag (double Cd, double area, double air_density)
 Set parameters and enable aerodynamic drag force calculation. More...
 
virtual void Synchronize (double time)
 Update the state of the chassis subsystem. More...
 
- Public Member Functions inherited from chrono::vehicle::ChPart
 ChPart (const std::string &name)
 Construct a vehicle subsystem with the specified name. More...
 
const std::string & GetName () const
 Get the name identifier for this subsystem.
 
void SetName (const std::string &name)
 Set the name identifier for this subsystem.
 
void SetVisualizationType (VisualizationType vis)
 Set the visualization mode for this subsystem.
 
virtual void SetOutput (bool state)
 Enable/disable output for this subsystem.
 
bool OutputEnabled () const
 Return the output state for this subsystem.
 

Protected Attributes

ChMatrix33 m_inertia
 
- Protected Attributes inherited from chrono::vehicle::ChRigidChassis
ChVehicleGeometry m_geometry
 collection of visualization and collision shapes
 
- Protected Attributes inherited from chrono::vehicle::ChChassis
std::shared_ptr< ChBodyAuxRefm_body
 handle to the chassis body
 
std::vector< std::shared_ptr< ChMarker > > m_markers
 list of user-defined markers
 
bool m_fixed
 is the chassis body fixed to ground?
 
bool m_apply_drag
 enable aerodynamic drag force?
 
double m_Cd
 drag coefficient
 
double m_area
 reference area (m2)
 
double m_air_density
 air density (kg/m3)
 
- Protected Attributes inherited from chrono::vehicle::ChPart
std::string m_name
 subsystem name
 
bool m_output
 specifies whether or not output is generated for this subsystem
 

Static Protected Attributes

static const double m_mass = 1399.13
 
static const ChVector m_inertiaXX
 
static const ChVector m_inertiaXY
 
static const ChVector m_COM_loc
 
static const ChCoordsys m_driverCsys
 

Additional Inherited Members

- Static Public Member Functions inherited from chrono::vehicle::ChPart
static ChMatrix33 TransformInertiaMatrix (const ChVector<> &moments, const ChVector<> &products, const ChMatrix33<> &vehicle_rot, const ChMatrix33<> &body_rot)
 Utility function for transforming inertia tensors between centroidal frames. More...
 
- Protected Member Functions inherited from chrono::vehicle::ChRigidChassis
virtual void CreateContactMaterials (ChContactMethod contact_method)
 Load contact materials. More...
 
virtual void ExportComponentList (rapidjson::Document &jsonDocument) const override
 Export this subsystem's component list to the specified JSON object. More...
 
virtual void Output (ChVehicleOutput &database) const override
 Output data for this subsystem's component list to the specified database.
 
- Protected Member Functions inherited from chrono::vehicle::ChPart
virtual void Create (const rapidjson::Document &d)
 Create a vehicle subsystem from JSON data. More...
 
- Static Protected Member Functions inherited from chrono::vehicle::ChPart
static void ExportBodyList (rapidjson::Document &jsonDocument, std::vector< std::shared_ptr< ChBody >> bodies)
 Export the list of bodies to the specified JSON document.
 
static void ExportShaftList (rapidjson::Document &jsonDocument, std::vector< std::shared_ptr< ChShaft >> shafts)
 Export the list of shafts to the specified JSON document.
 
static void ExportJointList (rapidjson::Document &jsonDocument, std::vector< std::shared_ptr< ChLink >> joints)
 Export the list of joints to the specified JSON document.
 
static void ExportCouplesList (rapidjson::Document &jsonDocument, std::vector< std::shared_ptr< ChShaftsCouple >> couples)
 Export the list of shaft couples to the specified JSON document.
 
static void ExportMarkerList (rapidjson::Document &jsonDocument, std::vector< std::shared_ptr< ChMarker >> markers)
 Export the list of markers to the specified JSON document.
 
static void ExportLinSpringList (rapidjson::Document &jsonDocument, std::vector< std::shared_ptr< ChLinkTSDA >> springs)
 Export the list of translational springs to the specified JSON document.
 
static void ExportRotSpringList (rapidjson::Document &jsonDocument, std::vector< std::shared_ptr< ChLinkRotSpringCB >> springs)
 Export the list of rotational springs to the specified JSON document.
 
static void ExportBodyLoadList (rapidjson::Document &jsonDocument, std::vector< std::shared_ptr< ChLoadBodyBody >> loads)
 Export the list of body-body loads to the specified JSON document.
 

Member Function Documentation

◆ GetLocalDriverCoordsys()

virtual ChCoordsys chrono::vehicle::generic::Generic_Chassis::GetLocalDriverCoordsys ( ) const
inlineoverridevirtual

Get the local driver position and orientation.

This is a coordinate system relative to the chassis reference frame.

Implements chrono::vehicle::ChChassis.


The documentation for this class was generated from the following files:
  • /builds/uwsbel/chrono/src/chrono_models/vehicle/generic/Generic_Chassis.h
  • /builds/uwsbel/chrono/src/chrono_models/vehicle/generic/Generic_Chassis.cpp