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RevoluteJoint Class

A revolute joint constrains to bodies to share a common point while they are free to rotate about the point. The relative rotation about the shared point is the joint angle. You can limit the relative rotation with a joint limit that specifies a lower and upper angle. You can use a motor to drive the relative rotation about the shared point. A maximum motor torque is provided so that infinite forces are not generated.
Inheritance Hierarchy
SystemObject
  Internal.tainicom.Aether.Physics2D.Dynamics.JointsJoint
    Internal.tainicom.Aether.Physics2D.Dynamics.JointsRevoluteJoint

Namespace: Internal.tainicom.Aether.Physics2D.Dynamics.Joints
Assembly: NeoAxis.Core (in NeoAxis.Core.dll) Version: 2026.1.1.0 (2026.1.1.0)
Syntax
C#
public class RevoluteJoint : Joint

The RevoluteJoint type exposes the following members.

Constructors
 NameDescription
Public methodRevoluteJoint(Body, Body, Vector2, Boolean) Constructor of RevoluteJoint.
Public methodRevoluteJoint(Body, Body, Vector2, Vector2, Boolean) Constructor of RevoluteJoint.
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Properties
 NameDescription
Public propertyBodyA Get the first body attached to this joint.
(Inherited from Joint)
Public propertyBodyB Get the second body attached to this joint.
(Inherited from Joint)
Public propertyBreakpoint The Breakpoint simply indicates the maximum Value the JointError can be before it breaks. The default value is float.MaxValue, which means it never breaks.
(Inherited from Joint)
Public propertyCollideConnected Set this flag to true if the attached bodies should collide.
(Inherited from Joint)
Public propertyJointAngle Get the current joint angle in radians.
Public propertyJointSpeed Get the current joint angle speed in radians per second.
Public propertyJointType Gets or sets the type of the joint.
(Inherited from Joint)
Public propertyLimitEnabled Is the joint limit enabled?
Public propertyLocalAnchorA The local anchor point on BodyA
Public propertyLocalAnchorB The local anchor point on BodyB
Public propertyLowerLimit Get the lower joint limit in radians.
Public propertyMaxMotorTorque Get or set the maximum motor torque, usually in N-m.
Public propertyMotorEnabled Is the joint motor enabled?
Public propertyMotorImpulse Get or set the current motor impulse, usually in N-m.
Public propertyMotorSpeed Get or set the motor speed in radians per second.
Public propertyReferenceAngle The referance angle computed as BodyB angle minus BodyA angle.
Public propertyUpperLimit Get the upper joint limit in radians.
Public propertyWorld Get the parent World of this joint. This is null if the joint is not attached.
(Inherited from Joint)
Public propertyWorldAnchorA
(Overrides JointWorldAnchorA)
Public propertyWorldAnchorB
(Overrides JointWorldAnchorB)
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Methods
 NameDescription
Public methodEqualsDetermines whether the specified object is equal to the current object.
(Inherited from Object)
Protected methodFinalizeAllows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection.
(Inherited from Object)
Public methodGetHashCodeServes as the default hash function.
(Inherited from Object)
Public methodGetMotorTorque Gets the motor torque in N-m.
Public methodGetReactionForce
(Overrides JointGetReactionForce(Single))
Public methodGetReactionTorque
(Overrides JointGetReactionTorque(Single))
Public methodGetTypeGets the Type of the current instance.
(Inherited from Object)
Public methodIsFixedType Return true if the joint is a fixed type.
(Inherited from Joint)
Protected methodMemberwiseCloneCreates a shallow copy of the current Object.
(Inherited from Object)
Public methodSetLimits Set the joint limits, usually in meters.
Public methodToStringReturns a string that represents the current object.
(Inherited from Object)
Protected methodWakeBodies
(Inherited from Joint)
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Events
 NameDescription
Public eventBroke Fires when the joint is broken.
(Inherited from Joint)
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Fields
 NameDescription
Public fieldEnabled Indicate if this join is enabled or not. Disabling a joint means it is still in the simulation, but inactive.
(Inherited from Joint)
Public fieldTag Set the user data pointer.
(Inherited from Joint)
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Extension Methods
 NameDescription
Public Extension MethodMethodInvoke Calls the object method by name.
(Defined by ObjectEx)
Public Extension MethodPropertyGet Gets the value of the object property by name.
(Defined by ObjectEx)
Public Extension MethodPropertyGetT Gets the value of the object property by name.
(Defined by ObjectEx)
Public Extension MethodPropertySet Sets the value of the object property by name.
(Defined by ObjectEx)
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See Also