esp::physics::PhysicsObjectBase class
#include <esp/physics/PhysicsObjectBase.h>

Derived classes

class ArticulatedObject: An articulated rigid object (i.e. kinematic chain). Abstract class to be derived by physics simulator specific implementations.
class RigidBase: This class specifies the functionality expected of rigid objects and stages, particularly with regard to dynamic simulation, if such a library, such as bullet, is available.

Constructors, destructors, conversion operators

PhysicsObjectBase(scene::SceneNode* bodyNode, int objectId, const assets::ResourceManager& resMgr)
~PhysicsObjectBase() defaulted override

Public functions

auto node() -> scene::SceneNode&: Get the scene node being attached to.
auto node() const -> const scene::SceneNode&
auto object() -> scene::SceneNode&
auto object() const -> const scene::SceneNode&
template<class T> auto getInitializationAttributes() const -> std::shared_ptr<T>: Get a copy of the template used to initialize this object or scene.
auto getMotionType() const -> MotionType: Get the MotionType of the object. See setMotionType.
void setMotionType(MotionType mt) pure virtual: Set the MotionType of the object. If the construct is a physics::RigidStage, it can only be physics::MotionType::STATIC. If the object is physics::RigidObject it can also be set to physics::MotionType::KINEMATIC. Only if a dervied physics::PhysicsManager implementing dynamics is in use can the object be set to physics::MotionType::DYNAMIC.
auto getObjectID() const -> int: Get object's ID.
auto getObjectName() const -> std::string: Object name, to facilitate access.
void setObjectName(const std::string& name)
auto getSceneNode() const -> const scene::SceneNode&: Get a const reference to this physica object's root SceneNode for info query purposes.
auto isActive() const -> bool virtual: Check whether object is being actively simulated, or sleeping. Kinematic objects are always active, but derived dynamics implementations may not be. NOTE: no active objects without a physics engine... (kinematics don't count)
void setActive(bool active) virtual: Set an object as being actively simulated or sleeping. Kinematic objects are always active, but derived dynamics implementations may not be.
auto contactTest() -> bool virtual: Return result of a discrete contact test between the object and collision world.
void overrideCollisionGroup(CollisionGroup group) virtual: Manually set the collision group for an object.
void setLightSetup(const std::string& lightSetupKey): Set the light setup of this rigid.
void setTransformation(const Magnum::Matrix4& transformation) virtual: Set the 4x4 transformation matrix of the object kinematically. Calling this during simulation of a physics::MotionType::DYNAMIC object is not recommended.
auto getTransformation() const -> Magnum::Matrix4 virtual: Get the 4x4 transformation matrix of the object.
void setTranslation(const Magnum::Vector3& vector) virtual: Set the 3D position of the object kinematically. Calling this during simulation of a physics::MotionType::DYNAMIC object is not recommended.
auto getTranslation() const -> Magnum::Vector3 virtual: Get the 3D position of the object.
void setRotation(const Magnum::Quaternion& quaternion) virtual: Set the orientation of the object kinematically. Calling this during simulation of a physics::MotionType::DYNAMIC object is not recommended.
auto getRotation() const -> Magnum::Quaternion virtual: Get the orientation of the object.
void setRigidState(const core::RigidState& rigidState) virtual: Set the rotation and translation of the object.
auto getRigidState() -> core::RigidState virtual: Get the rotation and translation of the object.
void resetTransformation() virtual: Reset the transformation of the object. !!NOT IMPLEMENTED!!
void translate(const Magnum::Vector3& vector) virtual: Modify the 3D position of the object kinematically by translation. Calling this during simulation of a physics::MotionType::DYNAMIC object is not recommended.
void translateLocal(const Magnum::Vector3& vector) virtual: Modify the 3D position of the object kinematically by translation with a vector defined in the object's local coordinate system. Calling this during simulation of a physics::MotionType::DYNAMIC object is not recommended.
void rotate(const Magnum::Rad angleInRad, const Magnum::Vector3& normalizedAxis) virtual: Modify the orientation of the object kinematically by applying an axis-angle rotation to it. Calling this during simulation of a MotionType::DYNAMIC object is not recommended.
void rotateLocal(const Magnum::Rad angleInRad, const Magnum::Vector3& normalizedAxis) virtual: Modify the orientation of the object kinematically by applying an axis-angle rotation to it in the local coordinate system. Calling this during simulation of a physics::MotionType::DYNAMIC object is not recommended.
void rotateX(const Magnum::Rad angleInRad) virtual: Modify the orientation of the object kinematically by applying a rotation to it about the global X axis. Calling this during simulation of a physics::MotionType::DYNAMIC object is not recommended.
void rotateY(const Magnum::Rad angleInRad) virtual: Modify the orientation of the object kinematically by applying a rotation to it about the global Y axis. Calling this during simulation of a physics::MotionType::DYNAMIC object is not recommended.
void rotateZ(const Magnum::Rad angleInRad) virtual: Modify the orientation of the object kinematically by applying a rotation to it about the global Z axis. Calling this during simulation of a physics::MotionType::DYNAMIC object is not recommended.
void rotateXLocal(const Magnum::Rad angleInRad) virtual: Modify the orientation of the object kinematically by applying a rotation to it about the local X axis. Calling this during simulation of a physics::MotionType::DYNAMIC object is not recommended.
void rotateYLocal(const Magnum::Rad angleInRad) virtual: Modify the orientation of the object kinematically by applying a rotation to it about the local Y axis. Calling this during simulation of a physics::MotionType::DYNAMIC object is not recommended.
void rotateZLocal(const Magnum::Rad angleInRad) virtual: Modify the orientation of the object kinematically by applying a rotation to it about the local Z axis. Calling this during simulation of a physics::MotionType::DYNAMIC object is not recommended.
void deferUpdate() virtual: Activate deferred updates, preventing SceneNode state changes until updateNodes is called to prevent SceneGraph pollution during render.
void updateNodes(bool force = false) virtual: Disable deferred updates if active and sets SceneNode states from internal object physics states.
void resetStateFromSceneInstanceAttr() pure virtual: Set or reset the object's state using the object's specified sceneInstanceAttributes_.
template<class U> void setSceneInstanceAttr(std::shared_ptr<U> instanceAttr): Set this object's metadata::attributes::SceneObjectInstanceAttributes used to place the object within the scene.
auto getVisualSceneNodes() const -> std::vector<scene::SceneNode*> pure virtual: Get pointers to this physics object's visual scene nodes.
auto getUserAttributes() const -> core::config::Configuration::ptr
void setUserAttributes(core::config::Configuration::ptr attr): This function will overwrite this object's existing user-defined attributes with attr.
void mergeUserAttributes(const core::config::Configuration::ptr& attr): This function will merge this object's existing user-defined attributes with attr by overwriting it with attr.

Protected functions

template<class T> auto getInitObjectInstanceAttrInternal() const -> std::shared_ptr<T>: Accessed internally. Get an appropriately cast copy of the metadata::attributes::SceneObjectInstanceAttributes used to place the object within the scene.
auto getUncorrectedTranslation() const -> Magnum::Vector3 virtual: Reverses the COM correction transformation for objects that require it. Currently a simple passthrough for stages and articulated objects.
template<class T> auto getCurrentObjectInstanceAttrInternal() -> std::shared_ptr<T>: Accessed internally. Get an appropriately cast copy of the metadata::attributes::SceneObjectInstanceAttributes used to place the object within the scene, updated to have the current transformation and status of the object.
void syncPose() virtual: Used to synchronize other simulator's notion of the object state after it was changed kinematically. Must be called automatically on kinematic updates.

Protected variables

bool isDeferringUpdate_: if true visual nodes are not updated from physics simulation such that the SceneGraph is not polluted during render
std::string objectName_: An assignable name for this object.
MotionType objectMotionType_: The MotionType of the object. Determines what operations can be performed on this object.
int objectId_: Access for the object to its own PhysicsManager id.
const assets::ResourceManager& resMgr_: Reference to the ResourceManager for internal access to the object's asset data.
core::config::Configuration::ptr userAttributes_: Stores user-defined attributes for this object, held as a smart pointer to a esp::core::config::Configuration. These attributes are not internally processed by habitat, but provide a "scratch pad" for the user to access and save important information and metadata.
metadata::attributes::AbstractAttributes::ptr initializationAttributes_: Saved attributes when the object was initialized.

Function documentation

template<class T>
std::shared_ptr<T> esp::physics::PhysicsObjectBase::getInitializationAttributes() const

Get a copy of the template used to initialize this object or scene.

Returns	A copy of the initialization template used to create this object instance or nullptr if no template exists.

MotionType esp::physics::PhysicsObjectBase::getMotionType() const

Get the MotionType of the object. See setMotionType.

Returns	The object's current MotionType.

void esp::physics::PhysicsObjectBase::setMotionType(MotionType mt) pure virtual

Set the MotionType of the object. If the construct is a physics::RigidStage, it can only be physics::MotionType::STATIC. If the object is physics::RigidObject it can also be set to physics::MotionType::KINEMATIC. Only if a dervied physics::PhysicsManager implementing dynamics is in use can the object be set to physics::MotionType::DYNAMIC.

Parameters
mt	The desired MotionType.

const scene::SceneNode& esp::physics::PhysicsObjectBase::getSceneNode() const

Get a const reference to this physica object's root SceneNode for info query purposes.

Returns	Const reference to the object's scene node.

bool esp::physics::PhysicsObjectBase::isActive() const virtual

Check whether object is being actively simulated, or sleeping. Kinematic objects are always active, but derived dynamics implementations may not be. NOTE: no active objects without a physics engine... (kinematics don't count)

Returns	true if active, false otherwise.

void esp::physics::PhysicsObjectBase::setActive(bool active) virtual

Set an object as being actively simulated or sleeping. Kinematic objects are always active, but derived dynamics implementations may not be.

Parameters
active	Whether to activate or sleep the object

bool esp::physics::PhysicsObjectBase::contactTest() virtual

Return result of a discrete contact test between the object and collision world.

Returns	Whether or not the object is in contact with any other collision enabled objects.

See SimulationContactResultCallback

void esp::physics::PhysicsObjectBase::overrideCollisionGroup(CollisionGroup group) virtual

Manually set the collision group for an object.

Parameters
group	The desired CollisionGroup for the object.

void esp::physics::PhysicsObjectBase::setLightSetup(const std::string& lightSetupKey)

Set the light setup of this rigid.

Parameters
lightSetupKey	gfx::LightSetup key

void esp::physics::PhysicsObjectBase::setTransformation(const Magnum::Matrix4& transformation) virtual

Set the 4x4 transformation matrix of the object kinematically. Calling this during simulation of a physics::MotionType::DYNAMIC object is not recommended.

Parameters
transformation	The desired 4x4 transform of the object.

void esp::physics::PhysicsObjectBase::setTranslation(const Magnum::Vector3& vector) virtual

Set the 3D position of the object kinematically. Calling this during simulation of a physics::MotionType::DYNAMIC object is not recommended.

Parameters
vector	The desired 3D position of the object.

void esp::physics::PhysicsObjectBase::setRotation(const Magnum::Quaternion& quaternion) virtual

Set the orientation of the object kinematically. Calling this during simulation of a physics::MotionType::DYNAMIC object is not recommended.

Parameters
quaternion	The desired orientation of the object.

void esp::physics::PhysicsObjectBase::translate(const Magnum::Vector3& vector) virtual

Modify the 3D position of the object kinematically by translation. Calling this during simulation of a physics::MotionType::DYNAMIC object is not recommended.

Parameters
vector	The desired 3D vector by which to translate the object.

void esp::physics::PhysicsObjectBase::translateLocal(const Magnum::Vector3& vector) virtual

Modify the 3D position of the object kinematically by translation with a vector defined in the object's local coordinate system. Calling this during simulation of a physics::MotionType::DYNAMIC object is not recommended.

Parameters
vector	The desired 3D vector in the object's ocal coordinate system by which to translate the object.

void esp::physics::PhysicsObjectBase::rotate(const Magnum::Rad angleInRad, const Magnum::Vector3& normalizedAxis) virtual

Modify the orientation of the object kinematically by applying an axis-angle rotation to it. Calling this during simulation of a MotionType::DYNAMIC object is not recommended.

Parameters
angleInRad	The angle of rotation in radians.
normalizedAxis	The desired unit vector axis of rotation.

void esp::physics::PhysicsObjectBase::rotateLocal(const Magnum::Rad angleInRad, const Magnum::Vector3& normalizedAxis) virtual

Modify the orientation of the object kinematically by applying an axis-angle rotation to it in the local coordinate system. Calling this during simulation of a physics::MotionType::DYNAMIC object is not recommended.

Parameters
angleInRad	The angle of rotation in radians.
normalizedAxis	The desired unit vector axis of rotation in the local coordinate system.

void esp::physics::PhysicsObjectBase::rotateX(const Magnum::Rad angleInRad) virtual

Modify the orientation of the object kinematically by applying a rotation to it about the global X axis. Calling this during simulation of a physics::MotionType::DYNAMIC object is not recommended.

Parameters
angleInRad	The angle of rotation in radians.

void esp::physics::PhysicsObjectBase::rotateY(const Magnum::Rad angleInRad) virtual

Modify the orientation of the object kinematically by applying a rotation to it about the global Y axis. Calling this during simulation of a physics::MotionType::DYNAMIC object is not recommended.

Parameters
angleInRad	The angle of rotation in radians.

void esp::physics::PhysicsObjectBase::rotateZ(const Magnum::Rad angleInRad) virtual

Modify the orientation of the object kinematically by applying a rotation to it about the global Z axis. Calling this during simulation of a physics::MotionType::DYNAMIC object is not recommended.

Parameters
angleInRad	The angle of rotation in radians.

void esp::physics::PhysicsObjectBase::rotateXLocal(const Magnum::Rad angleInRad) virtual

Modify the orientation of the object kinematically by applying a rotation to it about the local X axis. Calling this during simulation of a physics::MotionType::DYNAMIC object is not recommended.

Parameters
angleInRad	The angle of rotation in radians.

void esp::physics::PhysicsObjectBase::rotateYLocal(const Magnum::Rad angleInRad) virtual

Modify the orientation of the object kinematically by applying a rotation to it about the local Y axis. Calling this during simulation of a physics::MotionType::DYNAMIC object is not recommended.

Parameters
angleInRad	The angle of rotation in radians.

void esp::physics::PhysicsObjectBase::rotateZLocal(const Magnum::Rad angleInRad) virtual

Modify the orientation of the object kinematically by applying a rotation to it about the local Z axis. Calling this during simulation of a physics::MotionType::DYNAMIC object is not recommended.

Parameters
angleInRad	The angle of rotation in radians.

void esp::physics::PhysicsObjectBase::updateNodes(bool force = false) virtual

Disable deferred updates if active and sets SceneNode states from internal object physics states.

Parameters
force	If set, update sleeping nodes as well as active nodes.

template<class U>
void esp::physics::PhysicsObjectBase::setSceneInstanceAttr(std::shared_ptr<U> instanceAttr)

Set this object's metadata::attributes::SceneObjectInstanceAttributes used to place the object within the scene.

Parameters
instanceAttr	The metadata::attributes::SceneObjectInstanceAttributes used to place this object in the scene.

std::vector<scene::SceneNode*> esp::physics::PhysicsObjectBase::getVisualSceneNodes() const pure virtual

Get pointers to this physics object's visual scene nodes.

Returns	vector of pointers to the object's visual scene nodes.

void esp::physics::PhysicsObjectBase::setUserAttributes(core::config::Configuration::ptr attr)

This function will overwrite this object's existing user-defined attributes with attr.

Parameters
attr	A ptr to the user defined attributes specified for this object. merge into them.

void esp::physics::PhysicsObjectBase::mergeUserAttributes(const core::config::Configuration::ptr& attr)

This function will merge this object's existing user-defined attributes with attr by overwriting it with attr.

Parameters
attr	A ptr to the user defined attributes specified for this object. merge into them.

template<class T>
std::shared_ptr<T> esp::physics::PhysicsObjectBase::getInitObjectInstanceAttrInternal() const protected

Accessed internally. Get an appropriately cast copy of the metadata::attributes::SceneObjectInstanceAttributes used to place the object within the scene.

Returns	A copy of the initialization template used to create this object instance or nullptr if no template exists.

template<class T>
std::shared_ptr<T> esp::physics::PhysicsObjectBase::getCurrentObjectInstanceAttrInternal() protected

Accessed internally. Get an appropriately cast copy of the metadata::attributes::SceneObjectInstanceAttributes used to place the object within the scene, updated to have the current transformation and status of the object.

Returns	A copy of the initialization template used to create this object instance or nullptr if no template exists.

esp::physics::PhysicsObjectBase class #include <esp/physics/PhysicsObjectBase.h>