# RigidBodyConstraint(bpy_struct)

base class — `bpy_struct`

class `bpy.types.``RigidBodyConstraint`(bpy_struct)

  Constraint influencing Objects inside Rigid Body Simulation

  `breaking_threshold`

    Impulse threshold that must be reached for the constraint to break

    Type: | float in [0, inf], default 10.0

  `disable_collisions`

    Disable collisions between constrained rigid bodies

    Type: | boolean, default False

  `enabled`

    Enable this constraint

    Type: | boolean, default False

  `limit_ang_x_lower`

    Lower limit of X axis rotation

    Type: | float in [-6.28319, 6.28319], default -0.785398

  `limit_ang_x_upper`

    Upper limit of X axis rotation

    Type: | float in [-6.28319, 6.28319], default 0.785398

  `limit_ang_y_lower`

    Lower limit of Y axis rotation

    Type: | float in [-6.28319, 6.28319], default -0.785398

  `limit_ang_y_upper`

    Upper limit of Y axis rotation

    Type: | float in [-6.28319, 6.28319], default 0.785398

  `limit_ang_z_lower`

    Lower limit of Z axis rotation

    Type: | float in [-6.28319, 6.28319], default -0.785398

  `limit_ang_z_upper`

    Upper limit of Z axis rotation

    Type: | float in [-6.28319, 6.28319], default 0.785398

  `limit_lin_x_lower`

    Lower limit of X axis translation

    Type: | float in [-inf, inf], default -1

  `limit_lin_x_upper`

    Upper limit of X axis translation

    Type: | float in [-inf, inf], default 1.0

  `limit_lin_y_lower`

    Lower limit of Y axis translation

    Type: | float in [-inf, inf], default -1

  `limit_lin_y_upper`

    Upper limit of Y axis translation

    Type: | float in [-inf, inf], default 1.0

  `limit_lin_z_lower`

    Lower limit of Z axis translation

    Type: | float in [-inf, inf], default -1

  `limit_lin_z_upper`

    Upper limit of Z axis translation

    Type: | float in [-inf, inf], default 1.0

  `motor_ang_max_impulse`

    Maximum angular motor impulse

    Type: | float in [0, inf], default 1.0

  `motor_ang_target_velocity`

    Target angular motor velocity

    Type: | float in [-inf, inf], default 1.0

  `motor_lin_max_impulse`

    Maximum linear motor impulse

    Type: | float in [0, inf], default 1.0

  `motor_lin_target_velocity`

    Target linear motor velocity

    Type: | float in [-inf, inf], default 1.0

  `object1`

    First Rigid Body Object to be constrained

    Type: | `Object`

  `object2`

    Second Rigid Body Object to be constrained

    Type: | `Object`

  `solver_iterations`

    Number of constraint solver iterations made per simulation step (higher values are more accurate but slower)

    Type: | int in [1, 1000], default 10

  `spring_damping_ang_x`

    Damping on the X rotational axis

    Type: | float in [0, inf], default 0.5

  `spring_damping_ang_y`

    Damping on the Y rotational axis

    Type: | float in [0, inf], default 0.5

  `spring_damping_ang_z`

    Damping on the Z rotational axis

    Type: | float in [0, inf], default 0.5

  `spring_damping_x`

    Damping on the X axis

    Type: | float in [0, inf], default 0.5

  `spring_damping_y`

    Damping on the Y axis

    Type: | float in [0, inf], default 0.5

  `spring_damping_z`

    Damping on the Z axis

    Type: | float in [0, inf], default 0.5

  `spring_stiffness_ang_x`

    Stiffness on the X rotational axis

    Type: | float in [0, inf], default 10.0

  `spring_stiffness_ang_y`

    Stiffness on the Y rotational axis

    Type: | float in [0, inf], default 10.0

  `spring_stiffness_ang_z`

    Stiffness on the Z rotational axis

    Type: | float in [0, inf], default 10.0

  `spring_stiffness_x`

    Stiffness on the X axis

    Type: | float in [0, inf], default 10.0

  `spring_stiffness_y`

    Stiffness on the Y axis

    Type: | float in [0, inf], default 10.0

  `spring_stiffness_z`

    Stiffness on the Z axis

    Type: | float in [0, inf], default 10.0

  `spring_type`

    Which implementation of spring to use

    - `SPRING1` Blender 2.7, Spring implementation used in blender 2.7. Damping is capped at 1.0.
    - `SPRING2` Blender 2.8, New implementation available since 2.8.

    Type: | enum in [‘SPRING1’, ‘SPRING2’], default ‘SPRING1’

  `type`

    Type of Rigid Body Constraint

    - `FIXED` Fixed, Glue rigid bodies together.
    - `POINT` Point, Constrain rigid bodies to move around common pivot point.
    - `HINGE` Hinge, Restrict rigid body rotation to one axis.
    - `SLIDER` Slider, Restrict rigid body translation to one axis.
    - `PISTON` Piston, Restrict rigid body translation and rotation to one axis.
    - `GENERIC` Generic, Restrict translation and rotation to specified axes.
    - `GENERIC_SPRING` Generic Spring, Restrict translation and rotation to specified axes with springs.
    - `MOTOR` Motor, Drive rigid body around or along an axis.

    Type: | enum in [‘FIXED’, ‘POINT’, ‘HINGE’, ‘SLIDER’, ‘PISTON’, ‘GENERIC’, ‘GENERIC_SPRING’, ‘MOTOR’], default ‘POINT’

  `use_breaking`

    Constraint can be broken if it receives an impulse above the threshold

    Type: | boolean, default False

  `use_limit_ang_x`

    Limit rotation around X axis

    Type: | boolean, default False

  `use_limit_ang_y`

    Limit rotation around Y axis

    Type: | boolean, default False

  `use_limit_ang_z`

    Limit rotation around Z axis

    Type: | boolean, default False

  `use_limit_lin_x`

    Limit translation on X axis

    Type: | boolean, default False

  `use_limit_lin_y`

    Limit translation on Y axis

    Type: | boolean, default False

  `use_limit_lin_z`

    Limit translation on Z axis

    Type: | boolean, default False

  `use_motor_ang`

    Enable angular motor

    Type: | boolean, default False

  `use_motor_lin`

    Enable linear motor

    Type: | boolean, default False

  `use_override_solver_iterations`

    Override the number of solver iterations for this constraint

    Type: | boolean, default False

  `use_spring_ang_x`

    Enable spring on X rotational axis

    Type: | boolean, default False

  `use_spring_ang_y`

    Enable spring on Y rotational axis

    Type: | boolean, default False

  `use_spring_ang_z`

    Enable spring on Z rotational axis

    Type: | boolean, default False

  `use_spring_x`

    Enable spring on X axis

    Type: | boolean, default False

  `use_spring_y`

    Enable spring on Y axis

    Type: | boolean, default False

  `use_spring_z`

    Enable spring on Z axis

    Type: | boolean, default False

  classmethod `bl_rna_get_subclass`(id, default=None)

    Parameters: | id (string) – The RNA type identifier.
    Returns: | The RNA type or default when not found.
    Return type: | `bpy.types.Struct` subclass

  classmethod `bl_rna_get_subclass_py`(id, default=None)

    Parameters: | id (string) – The RNA type identifier.
    Returns: | The class or default when not found.
    Return type: | type

Inherited Properties

`bpy_struct.id_data` |

Inherited Functions

`bpy_struct.as_pointer` `bpy_struct.driver_add` `bpy_struct.driver_remove` `bpy_struct.get` `bpy_struct.is_property_hidden` `bpy_struct.is_property_overridable_library` `bpy_struct.is_property_readonly` `bpy_struct.is_property_set` `bpy_struct.items` `bpy_struct.keyframe_delete` | `bpy_struct.keyframe_insert` `bpy_struct.keys` `bpy_struct.path_from_id` `bpy_struct.path_resolve` `bpy_struct.pop` `bpy_struct.property_overridable_library_set` `bpy_struct.property_unset` `bpy_struct.type_recast` `bpy_struct.values`

References

`Object.rigid_body_constraint` |