Class PhysicsBody
Hierarchy
- PhysicsBody
Index
Constructors
Properties
Methods
- add
Constraint - add
Node Shape - apply
Force - apply
Impulse - compute
Mass Properties - dispose
- get
Angular Damping - get
Angular Velocity To Ref - get
Collision Observable - get
Event Mask - get
Filter Group - get
Geometry - get
Linear Damping - get
Linear Velocity To Ref - get
Mass Properties - get
Motion Type - get
Object Center - get
Object Center Delta - get
Object Extents - get
Shape - set
Angular Damping - set
Angular Velocity - set
Collision Callback Enabled - set
Event Mask - set
Filter Group - set
Linear Damping - set
Linear Velocity - set
Mass Properties - set
Motion Type - set
Shape - sync
With Bone - update
Body Instances
Constructors
constructor
Constructs a new physics body for the given node.
Parameters
transformNode: TransformNode
The Transform Node to construct the physics body for.
motionType: PhysicsMotionType
The motion type of the physics body.
scene: Scene
The scene containing the physics engine.
This code is useful for creating a physics body for a given Transform Node in a scene. It checks the version of the physics engine and the physics plugin, and initializes the body accordingly. It also sets the node's rotation quaternion if it is not already set. Finally, it adds the body to the physics engine.
Returns PhysicsBody
Properties
_plugin
V2 Physics plugin private data for single Transform
_plugin
V2 Physics plugin private data for instances
disable
Disable pre-step that consists in updating Physics Body from Transform Node Translation/Orientation. True by default for maximum performance.
transform
The transform node associated with this Physics Body
Methods
add
Adds a constraint to the physics engine.
Parameters
childBody: PhysicsBody
The body to which the constraint will be applied.
constraint: PhysicsConstraint
The constraint to be applied.
Returns void
add
Adds the physics shape associated with the transform node to this body
Parameters
shapeNode: TransformNode
A node with a physics shape. Should be a child of the body node
Returns void
apply
Applies a force to the physics object.
Parameters
force: Vector3
The force vector.
location: Vector3
The location of the force.
This method is useful for applying a force to a physics object, which can be used to simulate physical forces such as gravity, collisions, and explosions. This can be used to create realistic physics simulations in a game or other application.
Returns void
apply
Applies an impulse to the physics object.
Parameters
impulse: Vector3
The impulse vector.
location: Vector3
The location of the impulse.
This method is useful for applying an impulse to a physics object, which can be used to simulate physical forces such as gravity, collisions, and explosions. This can be used to create realistic physics simulations in a game or other application.
Returns void
compute
Computes the mass properties of the physics object, based on the set of physics shapes this body uses. This method is useful for computing the initial mass properties of a physics object, such as its mass, inertia, and center of mass; these values are important for accurately simulating the physics of the object in the physics engine, and computing values based on the shape will provide you with reasonable intial values, which you can then customize.
Returns MassProperties
disposeSearch playground for dispose
Disposes the body from the physics engine.
This method is useful for cleaning up the physics engine when a body is no longer needed. Disposing the body will free up resources and prevent memory leaks.
Returns void
get
Gets the angular damping of the physics body.
Returns number
The angular damping of the physics body.
This method is useful for getting the angular damping of the physics body, which is the rate of reduction of the angular velocity over time. This is important for simulating realistic physics behavior in a game.
get
Gets the angular velocity of the physics body and stores it in the given vector3.
Parameters
angVel: Vector3
The vector3 to store the angular velocity in.
This method is useful for getting the angular velocity of a physics body, which can be used to determine the body's rotational speed. This information can be used to create realistic physics simulations.
Returns void
get
Returns an observable that will be notified for all collisions happening for event-enabled bodies
Returns Observable<IPhysicsCollisionEvent>
Observable
get
Gets the event mask of the physics engine.
Returns number
The event mask of the physics engine.
This method is useful for getting the event mask of the physics engine, which is used to determine which events the engine will respond to. This is important for ensuring that the engine is responding to the correct events and not wasting resources on unnecessary events.
get
Gets the filter group of the physics engine.
Returns number
The filter group of the physics engine.
This method is useful for getting the filter group of the physics engine, which is used to determine which objects will interact with each other. This is important for creating realistic physics simulations.
get
Retrieves the geometry of the body from the physics plugin.
Returns {}
The geometry of the body.
This method is useful for retrieving the geometry of the body from the physics plugin, which can be used for various physics calculations.
get
Gets the linear damping of the physics body.
Returns number
The linear damping of the physics body.
This method is useful for retrieving the linear damping of the physics body, which is the amount of resistance the body has to linear motion. This is useful for simulating realistic physics behavior in a game.
get
Gets the linear velocity of the physics body and stores it in the given vector3.
Parameters
linVel: Vector3
The vector3 to store the linear velocity in.
This method is useful for getting the linear velocity of a physics body in a physics engine. This can be used to determine the speed and direction of the body, which can be used to calculate the motion of the body.
Returns void
get
Retrieves the mass properties of the object.
Returns undefined | MassProperties
The mass properties of the object, or
undefinedif the physics plugin does not support mass properties.This method is useful for physics simulations, as it allows the user to retrieve the mass properties of the object, such as its mass, center of mass, and moment of inertia. This information is necessary for accurate physics simulations.
get
Returns PhysicsMotionType
get
Returns Vector3
geometric center of the associated mesh
get
returns the delta between the object bounding box center and the mesh origin
Returns Vector3
delta between object bounding box center and origin
get
Gets the object extents
Returns Vector3
the object extents
get
Retrieves the physics shape associated with this object.
Returns undefined | PhysicsShape
The physics shape associated with this object, or
undefinedif no shape is associated.This method is useful for retrieving the physics shape associated with this object, which can be used to apply physical forces to the object or to detect collisions.
set
Sets the angular damping of the physics body.
Parameters
damping: number
The angular damping of the body.
This method is useful for controlling the angular velocity of a physics body. By setting the damping, the body's angular velocity will be reduced over time, simulating the effect of friction. This can be used to create realistic physical behavior in a physics engine.
Returns void
set
Sets the angular velocity of the physics object.
Parameters
angVel: Vector3
The angular velocity to set.
This method is useful for setting the angular velocity of a physics object, which is necessary for simulating realistic physics behavior. The angular velocity is used to determine the rate of rotation of the object, which is important for simulating realistic motion.
Returns void
set
Enable or disable collision callback for this PhysicsBody.
Parameters
enabled: boolean
true if PhysicsBody's collision will rise a collision event and notifies the observable
Returns void
set
Sets the event mask for the physics engine.
Parameters
eventMask: number
A bitmask that determines which events will be sent to the physics engine.
This method is useful for setting the event mask for the physics engine, which determines which events will be sent to the physics engine. This allows the user to control which events the physics engine will respond to.
Returns void
set
Sets the filter group of the physics body.
Parameters
group: number
The filter group of the physics body.
This method is useful for setting the filter group of the physics body. The filter group is used to determine which bodies should collide with each other. This allows for more control over the physics engine and can be used to create more realistic simulations.
Returns void
set
Sets the linear damping of the physics body.
Parameters
damping: number
The linear damping value.
This method is useful for controlling the linear damping of the physics body, which is the rate at which the body's velocity decreases over time. This is useful for simulating the effects of air resistance or other forms of friction.
Returns void
set
Sets the linear velocity of the physics object.
Parameters
linVel: Vector3
The linear velocity to set.
This method is useful for setting the linear velocity of a physics object, which is necessary for simulating realistic physics in a game engine. By setting the linear velocity, the physics object will move in the direction and speed specified by the vector. This allows for realistic physics simulations, such as simulating the motion of a ball rolling down a hill.
Returns void
set
Sets the mass properties of the physics object.
Parameters
massProps: MassProperties
The mass properties to set.
This method is useful for setting the mass properties of a physics object, such as its mass, inertia, and center of mass. This is important for accurately simulating the physics of the object in the physics engine.
Returns void
set
Parameters
motionType: PhysicsMotionType
Returns void
set
Sets the shape of the physics body.
Parameters
shape: PhysicsShape
The shape of the physics body.
This method is useful for setting the shape of the physics body, which is necessary for the physics engine to accurately simulate the body's behavior. The shape is used to calculate the body's mass, inertia, and other properties.
Returns void
sync
Sync with a bone
Parameters
bone: Bone
The bone that the impostor will be synced to.
boneMesh: AbstractMesh
The mesh that the bone is influencing.
jointPivot: Vector3
The pivot of the joint / bone in local space.
Optional distToJoint: number
Optional distance from the impostor to the joint.
Optional adjustRotation: Quaternion
Optional quaternion for adjusting the local rotation of the bone.
Optional boneAxis: Vector3
Optional vector3 axis the bone is aligned with
Returns void
update
If a physics body is connected to an instanced node, update the number physic instances to match the number of node instances.
Returns void
PhysicsBody is useful for creating a physics body that can be used in a physics engine. It allows the user to set the mass and velocity of the body, which can then be used to calculate the motion of the body in the physics engine.