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

Inherited Functions

References