FieldSettings(bpy_struct)

base class — bpy_struct

class bpy.types.FieldSettings(bpy_struct)

Field settings for an object in physics simulation

apply_to_location

Affect particle’s location

Type

boolean, default False

apply_to_rotation

Affect particle’s dynamic rotation

Type

boolean, default False

distance_max

Maximum distance for the field to work

Type

float in [0, inf], default 0.0

distance_min

Minimum distance for the field’s fall-off

Type

float in [0, 1000], default 0.0

falloff_power

How quickly strength falls off with distance from the force field

Type

float in [0, 10], default 0.0

falloff_type

Type

enum in [‘CONE’, ‘SPHERE’, ‘TUBE’], default ‘SPHERE’

flow

Convert effector force into air flow velocity

Type

float in [-inf, inf], default 0.0

guide_clump_amount

Amount of clumping

Type

float in [-1, 1], default 0.0

guide_clump_shape

Shape of clumping

Type

float in [-0.999, 0.999], default 0.0

guide_free

Guide-free time from particle life’s end

Type

float in [0, 0.99], default 0.0

guide_kink_amplitude

The amplitude of the offset

Type

float in [0, 10], default 0.0

guide_kink_axis

Which axis to use for offset

Type

enum in Axis Xyz Items, default ‘X’

guide_kink_frequency

The frequency of the offset (1/total length)

Type

float in [0, 10], default 0.0

guide_kink_shape

Adjust the offset to the beginning/end

Type

float in [-0.999, 0.999], default 0.0

guide_kink_type

Type of periodic offset on the curve

Type

enum in [‘NONE’, ‘BRAID’, ‘CURL’, ‘RADIAL’, ‘ROLL’, ‘ROTATION’, ‘WAVE’], default ‘NONE’

guide_minimum

The distance from which particles are affected fully

Type

float in [-inf, inf], default 0.0

harmonic_damping

Damping of the harmonic force

Type

float in [-inf, inf], default 0.0

inflow

Inwards component of the vortex force

Type

float in [-inf, inf], default 0.0

linear_drag

Drag component proportional to velocity

Type

float in [-inf, inf], default 0.0

noise

Amount of noise for the force strength

Type

float in [0, 10], default 0.0

quadratic_drag

Drag component proportional to the square of velocity

Type

float in [-inf, inf], default 0.0

radial_falloff

Radial falloff power (real gravitational falloff = 2)

Type

float in [0, 10], default 0.0

radial_max

Maximum radial distance for the field to work

Type

float in [0, 1000], default 0.0

radial_min

Minimum radial distance for the field’s fall-off

Type

float in [0, 1000], default 0.0

rest_length

Rest length of the harmonic force

Type

float in [0, inf], default 0.0

seed

Seed of the noise

Type

int in [1, 128], default 0

shape

Which direction is used to calculate the effector force

• POINT Point – Field originates from the object center.

• LINE Line – Field originates from the local Z axis of the object.

• PLANE Plane – Field originates from the local XY plane of the object.

• SURFACE Surface – Field originates from the surface of the object.

• POINTS Every Point – Field originates from all of the vertices of the object.

Type

enum in [‘POINT’, ‘LINE’, ‘PLANE’, ‘SURFACE’, ‘POINTS’], default ‘POINT’

size

Size of the turbulence

Type

float in [0, inf], default 0.0

source_object

Select domain object of the smoke simulation

Type

Object

strength

Strength of force field

Type

float in [-inf, inf], default 0.0

texture

Texture to use as force

Type

Texture

texture_mode

How the texture effect is calculated (RGB and Curl need a RGB texture, else Gradient will be used instead)

Type

enum in [‘CURL’, ‘GRADIENT’, ‘RGB’], default ‘RGB’

texture_nabla

Defines size of derivative offset used for calculating gradient and curl

Type

float in [0.0001, 1], default 0.0

type

Type of field

• NONE None.

• BOID Boid – Create a force that acts as a boid’s predators or target.

• CHARGE Charge – Spherical forcefield based on the charge of particles, only influences other charge force fields.

• GUIDE Curve Guide – Create a force along a curve object.

• DRAG Drag – Create a force that dampens motion.

• FLUID_FLOW Fluid Flow – Create a force based on fluid simulation velocities.

• FORCE Force – Radial field toward the center of object.

• HARMONIC Harmonic – The source of this force field is the zero point of a harmonic oscillator.

• LENNARDJ Lennard-Jones – Forcefield based on the Lennard-Jones potential.

• MAGNET Magnetic – Forcefield depends on the speed of the particles.

• TEXTURE Texture – Force field based on a texture.

• TURBULENCE Turbulence – Create turbulence with a noise field.

• VORTEX Vortex – Spiraling force that twists the force object’s local Z axis.

• WIND Wind – Constant force along the force object’s local Z axis.

Type

enum in [‘NONE’, ‘BOID’, ‘CHARGE’, ‘GUIDE’, ‘DRAG’, ‘FLUID_FLOW’, ‘FORCE’, ‘HARMONIC’, ‘LENNARDJ’, ‘MAGNET’, ‘TEXTURE’, ‘TURBULENCE’, ‘VORTEX’, ‘WIND’], default ‘NONE’

use_2d_force

Apply force only in 2D

Type

boolean, default False

use_absorption

Force gets absorbed by collision objects

Type

boolean, default False

use_global_coords

Use effector/global coordinates for turbulence

Type

boolean, default False

use_gravity_falloff

Multiply force by 1/distance²

Type

boolean, default False

use_guide_path_add

Based on distance/falloff it adds a portion of the entire path

Type

boolean, default False

use_guide_path_weight

Use curve weights to influence the particle influence along the curve

Type

boolean, default False

use_max_distance

Use a maximum distance for the field to work

Type

boolean, default False

use_min_distance

Use a minimum distance for the field’s fall-off

Type

boolean, default False

use_multiple_springs

Every point is effected by multiple springs

Type

boolean, default False

use_object_coords

Use object/global coordinates for texture

Type

boolean, default False

use_radial_max

Use a maximum radial distance for the field to work

Type

boolean, default False

use_radial_min

Use a minimum radial distance for the field’s fall-off

Type

boolean, default False

use_root_coords

Texture coordinates from root particle locations

Type

boolean, default False

use_smoke_density

Adjust force strength based on smoke density

Type

boolean, default False

wind_factor

How much the force is reduced when acting parallel to a surface, e.g. cloth

Type

float in [0, 1], default 0.0

z_direction

Effect in full or only positive/negative Z direction

Type

enum in [‘POSITIVE’, ‘NEGATIVE’, ‘BOTH’], default ‘BOTH’

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.id_properties_clear bpy_struct.id_properties_ensure bpy_struct.id_properties_ui 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.field ParticleSettings.force_field_1

ParticleSettings.force_field_2