Components Reference

Animation Controller

animation_controller

Animation controller with reference to an animation graph and an animation set. Enables skeletal animation on its skinned mesh descendents whose skeleton is compatible with the animations in the animation set.

animationGraphRef

Asset UUID

UUID of the referenced animation graph.

animationSetRef

Asset UUID

UUID of the referenced animation set.

dataJSON

JSON

Input values as described in the referenced animation graph in their original JSON format.

rootBoneEntityRef

Entity Reference

{linkage,
originalEUID,
}

Reference to the entity with the bone component that corresponds the root bone of the skeleton.

rootMotionEnabled

Boolean

Default: false

Whether or not root motion is enabled.

Animation Sequence Controller

animation_sequence_controller

Animation sequence controller with reference to an animation sequence and assigned entities.

animationSequenceRef

Asset UUID

A reference to an animation sequence.

entities

Map Entity Reference

Track to entity map. Key is track uuid, value is the entity to assign to it.

loop

Boolean

Default: false

Whether or not the animation loops when it reaches the end of the sequence.

playbackSpeed

Float

Default: 1

The speed at which to play the animation sequence. The sequence will go in reverse if set to a value lower than 0.

startOffset

Float

Default: 0

The normalized offset at which to start the playback.

stopOffset

Float

Default: 1

The normalized offset at which to stop the playback (or loop back to start offset).

Bone

bone

Links entity to bone in skeleton.

boneIndex

Unsigned Integer

Index of bone in skeleton.

Box Geometry

box_geometry

Box geometry.

dimension

Vector3

Default: [1,1,1]

Width, height and depth of the box.

offset

Vector3

Default: [0,0,0]

Geometry offset.

Camera

camera

Virtual camera.

dataJSON

JSON

Input values as described in the referenced render graph in their original JSON format.

renderGraphRef

Asset UUID

UUID of the referenced render graph this camera should use.

renderTargetIndex

Integer

Default: -1

Index of the render target to blit.

Capsule Geometry

capsule_geometry

Capsule geometry.

axis

Integer

Default: 1

Alignment axis. 0 for X, 1 for Y, 2 for Z.

height

Float

Default: 1

Height of the cylindrical part of the capsule.

offset

Vector3

Default: [0,0,0]

Geometry offset.

radius

Float

Default: 0.5

Radius of the spheres at each end of the capsule.

Character Controller

character_controller

Character controller used for movement constrained by collisions without having to deal with a rigid body. A character controller is kinematic, and so is not affected by forces. It uses its own tweaked collision algorithm to give a good feeling while controlling the character.

skinWidth

Float

Default: 0

The character's collision skin width.

slopeLimit

Float

Default: 45

Slope limit in degrees. A slope steeper than the slopeLimit will not be walkable by the controller.

stepOffset

Float

Default: 0

Step offset. If the height of a step is greater than stepOffset, the controller cannot climb automatically and gets stuck.

Collision Geometry Reference

collision_geometry_ref

Reference to a collision geometry.

collisionGeometryRef

Asset UUID

UUID of the referenced collision geometry.

Constraint

constraint

A physics constraint that can be configured along 6 degrees of freedom. In its default state it behaves as a fixed constraint - that is, it rigidly fixes the constraint frames of its two entities. However, individual degrees of freedom may be unlocked to permit any combination of rotation around the x-, y- and z- axes, and translation along these axes.

motionLimitSpringDamping

Vector3

Default: [0,0,0]

If greater than zero, this is the damping of the limit spring.

motionLimitSpringStiffness

Vector3

Default: [0,0,0]

If greater than zero, the limit is soft, i.e. a spring pulls the joint back to the limit.

motionLowerLimit

Vector3

Default: [0,0,0]

The lower distance of the limit.

motionUpperLimit

Vector3

Default: [0,0,0]

The upper distance of the limit.

swingLimitAngle

Vector2

Default: [0,0]

The limit angle from the Y-axis and the Z-axis of the constraint frame. The cone limit is used if either or both swing axes are limited. The extents are symmetrical and measured in the frame of the parent. If only one swing degree of freedom is limited, the corresponding value from the cone limit defines the limit range. An angle of 0° will not restrict the rotation around the axis. The maximum value for each angle is 180°.

swingSpringDamping

Float

Default: 0

If greater than zero, this is the damping of the limit spring.

swingSpringStiffness

Float

Default: 0

If greater than zero, the limit is soft, i.e. a spring pulls the joint back to the limit.

twistLimitAngle

Vector2

Default: [0,0]

The twist limit controls the range of motion around the twist axis. The limit angle range is (-360, 360).

twistSpringDamping

Float

Default: 0

If greater than zero, this is the damping of the limit spring.

twistSpringStiffness

Float

Default: 0

If greater than zero, the limit is soft, i.e. a spring pulls the joint back to the limit.

unlockedMotion

Unsigned Integer

Default: 0

Unlock motion along/around the specified axis.

Constraint Actuator

constraint_actuator

angularDamping

Vector3

Default: [0,0,0]

If greater than zero, this is the damping of the limit spring.

angularForceLimit

Vector3

Default: [-1,-1,-1]

The maximum impulse or force that can be exerted by the drive. -1 for no limit.

angularStiffness

Vector3

Default: [0,0,0]

If greater than zero, the limit is soft, i.e. a spring pulls the joint back to the limit.

angularVelocity

Vector3

Default: [0,0,0]

The goal velocity for angular drive.

goalOrientation

Quaternion

Default: [0,0,0,1]

The goal orientation for angular drive.

goalPosition

Vector3

Default: [0,0,0]

The goal position for linear drive.

linearDamping

Vector3

Default: [0,0,0]

If greater than zero, this is the damping of the limit spring.

linearForceLimit

Vector3

Default: [-1,-1,-1]

The maximum impulse or force that can be exerted by the drive. -1 for no limit.

linearStiffness

Vector3

Default: [0,0,0]

If greater than zero, the limit is soft, i.e. a spring pulls the joint back to the limit.

linearVelocity

Vector3

Default: [0,0,0]

The goal velocity for linear drive.

type

Integer

Default: 1

The drive type

Culling Geometry

culling_geometry

Culling geometry. Add this component in addition to another geometry component (e.g. box geometry, sphere geometry, etc.) to enable culling geometry.

isAdditive

Boolean

Default: true

Additive geometry will only display elements (vertices or voxels) inside the geometry. Subtractive will only display elements outside the geometry.

Cylinder Geometry

cylinder_geometry

Cylinder geometry.

axis

Integer

Default: 1

Alignment axis. 0 for X, 1 for Y, 2 for Z.

height

Float

Default: 1

Height of the cylinder.

offset

Vector3

Default: [0,0,0]

Geometry offset.

radius

Float

Default: 0.5

Radius of the cylinder.

Name

debug_name

Name of the entity.

value

String

Entity name.

Decal Projector

decal_projector

Decal Projector.

zIndex

Integer

Default: 0

Z-Index order of the decal projection. The higher index will render on top of the lower ones.

Environment

environment

The environment of a scene. Used to give a scene a skybox.

irradianceUUID

Asset UUID

Reference to the irradiance cubemap.

radianceUUID

Asset UUID

Reference to the radiance cubemap.

skyboxUUID

Asset UUID

UUID of the skybox cubemap.

Entity UID

euid

Unique identifier for an entity.

value

Entity Unique Identifier

Unique identifier value.

Joint

joint

Base component of all the other joint components (revolute_joint, etc.). By itself it will lock the orientations and distances of the constrainer and constrainee.

breakForce

Float

Default: 10

The force that needs to be applied for this joint to break.

breakTorque

Float

Default: 10

The torque that needs to be applied for this joint to break.

constrainee

Entity Reference

{linkage,
originalEUID,
}

An entity that is a rigid body.

constrainer

Entity Reference

{linkage,
originalEUID,
}

An entity that is a rigid or static body, or simply null.

enableCollision

Boolean

Default: false

Whether to enable collision between constrainer and constrainee.

Label

label

Display a label in the 3d view.

camera

Default: [0,0,0,0,0,0,1]

Camera distance from the label.

description

String

Description of the label.

speed

Float

Default: 15

Travel speed in units per second.

title

String

Title of the label.

Lineage

lineage

Lineage of the entity through linkers.

ordinal

Integer

Default: 0

Ordinal number of this entity in respect of its siblings.

parentUUID

Entity Unique Identifier

UUID of the parent of this entity (default is root).

Local Axis Aligned Bounding Box

local_aabb

Local Axis Aligned Bounding Box of the entity.

max

Vector3

Maximum point of the box.

min

Vector3

Minimum point of the box.

Transform

local_transform

Local transform of the entity.

eulerOrientation

Vector3

Default: [0,0,0]

Orientation of the entity expressed as euler angles.

globalEulerOrientation

Vector3

Default: [0,0,0]

Last global orientation of the entity expressed as euler angles submitted by a user. This value may not be valid, and should be checked.

orientation

Quaternion

Default: [0,0,0,1]

Orientation of the entity expressed as a quaternion.

position

Vector3

Default: [0,0,0]

x, y, z position of the entity.

scale

Vector3

Default: [1,1,1]

x, y, z scale of the entity.

Material

material

References a shader and specifies input values if needed.

constantsJSON

JSON

Specialization constants values as described in the referenced shader in their original JSON format.

dataJSON

JSON

Input values as described in the referenced shader in their original JSON format.

isDoubleSided

Boolean

Default: false

Whether the material is double sided or not.

shaderRef

Asset UUID

UUID of the referenced shader.

Material Reference

material_ref

Reference to a material.

faceCulling

Integer

Default: 0

Face culling mode. 0 to inherit from material, 1 for single sided, 2 for double sided.

value

Asset UUID

UUID of the referenced material.

Measure

measure

Display a measure in the 3d view.

color

Vector3

Default: [1,1,1]

Color of the measure

type

Unsigned Integer

Default: 0

Define the type of the measure.

Mesh Reference

mesh_ref

Reference to a mesh.

shadowCastingMode

Unsigned Byte

Default: 1

Whether or not this mesh casts shadows.

submeshIndex

Integer

Default: 0

Index of the submesh inside the mesh's submesh array.

value

Asset UUID

UUID of the referenced mesh.

Orthographic Lens

orthographic_lens

A lens that applies an orthographic projection.

zFar

Float

Default: 100

Far plane.

zNear

Float

Default: 0

Near plane.

zoomFactor

Vector2

Default: [1,1]

Zoom factor to apply to the projection.

Overrider

overrider

Overrides a given entity in a sub scene.

componentsToDetach

Hashes of the components to detach from the overridden entity.

deleter

Boolean

Default: false

Mark the overridden entity as deleted.

entityRef

Entity Reference

{linkage,
originalEUID,
}

Entity to override.

Perspective Lens

perspective_lens

A lens that applies a perspective projection.

farPlane

Float

Default: 0

Distance from the viewer to the far clipping plane.

fovy

Float

Default: 60

Field of view angle in the y direction.

nearPlane

Float

Default: 0.01

Distance from the viewer to the near clipping plane.

offset

Vector2

Default: [0,0]

Offset of the projection for stereoscopic rendering.

Physics Material

physics_material

Physics material which represents a set of physical surface properties.

contactVelocity

Vector3

Default: [0,0,0]

The velocity applied to the contact between this physics body and another body. Only applies if modifyContact is true.

dynamicFriction

Float

Default: 0.5

The friction coefficient applied between this surface and another surface if they are moving relative to each other. Usually a value from 0 to 1. A value of zero feels like ice, a value of 1 will make it very hard to get the object moving. If set to greater than staticFriction, the effective value of staticFriction will be increased to match. Resulting dynamic friction of a physics body colliding with another is determined by the average of both bodies' dynamic friction coefficient.

isTrigger

Boolean

Default: false

Whether to consider the geometry associated to this physics material as a trigger or not.

modifyContact

Boolean

Default: false

Whether to modify the contact when this physics body collides with another body.

restitution

Float

Default: 0

Restitution coefficient, or bounciness of surface. A coefficient of 0 indicates as little bounce as possible, higher values up to 1.0 result in more bounce. Should be in the range [0,1]. Resulting bounciness of a physics body colliding with another is determined by the average of both bodies' restitution.

staticFriction

Float

Default: 0.5

The friction coefficient applied between this surface and another surface if they are not moving lateral to each other. Usually a value from 0 to 1. A value of zero feels like ice, a value of 1 will make it very hard to get the object moving. Resulting static friction of a physics body colliding with another is determined by the average of both bodies' static friction coefficient.

Plane Geometry

plane_geometry

Plane geometry.

distance

Float

Default: 0

Distance from the origin in the plane's normal direction.

normal

Vector3

Default: [0,1,0]

Normal of the plane.

Point Cloud Reference

point_cloud_ref

Reference to a point cloud.

value

Asset UUID

UUID of the referenced point cloud.

Light

point_light

A light with color and intensity. A point light by default, add a spot light component to add a cutoff. Can be parameterized to simulate the atmosphere sun.

color

Vector3

Default: [1,1,1]

Light color.

intensity

Float

Default: 1

Light intensity.

isDirectional

Boolean

Default: false

Make this light directional, position is ignored in this case.

isSun

Boolean

Default: false

Make this light direction control the atmosphere sun direction. If more than one light is marked to be a sun results are undefined.

range

Float

Default: 0

The range for the point light. If the range is 0, then physically correct point light attenuation function is used.

Reflection probe

reflection_probe

Omni directional reflection probe parameters, used for local cubemap reflection generation.

farDist

Float

Default: 100

Distance to the far plane.

nearDist

Float

Default: 0.1

Distance to the near plane.

offset

Vector3

Default: [0,0,0]

x, y, z offset of the probe reflection origin.

quality

Integer

Default: 128

Resolution of the reflection map.

Rigid Body

rigid_body

Rigid body parameters.

angularDamping

Float

Default: 0.05

Angular damping coefficient. Used to slow down the rigid body's angular velocity, i.e. how much it rotates. Zero represents no damping. Must be non-negative.

centerOfMass

Vector3

Default: [0,0,0]

Center of mass. Relative to the entity's transform.

collisionDetection

Unsigned Byte

Default: 0

The type of collision detection to use for this rigid body.

isKinematic

Boolean

Default: false

Specifies if rigid body is kinematic. Kinematic rigid bodies are not affected by forces such as gravity.

linearDamping

Float

Default: 0

Linear damping coefficient. Used to slow down the rigid body's linear velocity. Zero represents no damping. Must be non-negative.

lockedAxis

Unsigned Byte

Default: 0

Lock motion along/around the specified axis.

mass

Float

Default: 1

Mass of the rigid body. A value of 0 is interpreted as infinite mass.

maxAngularVelocity

Float

Default: 100

The maximum angular velocity permitted for this body in rad/s. Must be non-negative.

maxLinearVelocity

Float

Default: 10000000000000000

The maximum linear velocity permitted for this body in m/s. Must be non-negative.

useGravity

Boolean

Default: true

Controls whether rigid body is affected by gravity.

Scene Reference

scene_ref

Reference to a scene.

maxRecursionCount

Unsigned Integer

Default: 1

Maximum number of times a scene appears when it references itself.

value

Asset UUID

UUID of the referenced scene.

Script Element

script_element

References a script and specifies input values if needed.

dataJSON

JSON

Input values as described in the referenced script in their original JSON format.

scriptRef

Asset UUID

UUID of the referenced script.

Script Map

script_map

References multiple scripts.

elements

Map Script Element

List of scripts.

Shadow caster

shadow_caster

Enables a light to cast shadows.

accumulateShadowCascades

Boolean

Default: true

For directional lights, accumulate all shadow cascades.

bias

Float

Default: 0.002

Bias to apply to avoid self shadowing artifacts.

cascadeCount

Byte

Default: 4

For directional lights, number of cascades.

cascadeSplitLambda

Float

Default: 0.94

For directional lights, adjusts the distribution of cascade splits in Cascaded Shadow Mapping for directional lights. A value of 0 results in uniform (linear) splits across the view frustum, while a value of 1 skews the splits toward the camera, providing higher shadow resolution near the viewer and lower resolution in the distance. Intermediate values blend linear and logarithmic distributions for a balanced result. The value ranges from 0 to 1.

farDist

Float

Default: 100

Distance to the far plane.

nearDist

Float

Default: 0.1

Distance to the near plane.

quality

Integer

Default: 1024

Resolution of the shadow map.

Skeleton Reference

skeleton_ref

Reference to a skeleton.

value

Asset UUID

UUID of the referenced skeleton.

Sound Reference

sound_ref

Reference to a sound.

attenuationModel

Unsigned Byte

Default: 0

Attenuation Model.

attenuationRolloffFactor

Float

Default: 1

Attenuation rolloff factor.

autoPlayOnStart

Boolean

Default: false

Whether or not the sound plays automatically when the simulation starts.

dopplerFactor

Float

Default: 1

Reduce or enhance the doppler effect.

inaudibleBehavior

Unsigned Byte

Default: 0

Behavior of a sound when it becomes inaudible.

looping

Boolean

Default: false

Whether or not the sound loops.

maxDistance

Float

Default: 50

If distance from audio souce is >= maxDistance, audio is inaudible.

minDistance

Float

Default: 5

If distance from audio souce is < minDistance, audio is at max volume.

pan

Float

Default: 0

Pan. -1.0 is left, 1.0 is right.

playSpeed

Float

Default: 1

The speed at which the sound will play. 1.0 is normal.

value

Asset UUID

UUID of the referenced sound.

volume

Float

Default: 1

Volume from 0.0f to 1.0.

Sphere Geometry

sphere_geometry

Sphere geometry.

offset

Vector3

Default: [0,0,0]

Geometry offset.

radius

Float

Default: 0.5

Radius of the sphere.

Spline

spline

Display a spline in the 3d view.

color

Vector3

Default: [1,1,1]

Color of the curve.

tension

Float

Default: 0.5

When type is catmullrom, defines catmullrom's tension.

type

Unsigned Integer

Default: 0

Define the type of the curve.

Spot Light

spot_light

Adds a cutoff to a point light to simulate a spot light.

IESProfile

Asset UUID

Reference to a IES 2d texture.

cutoff

Float

Default: 30

Cutoff angle.

Stereoscopic Perspective Lens

stereoscopic_lens

A lens that applies a custom projection.

cs_from_vs

Matrix4

Projection matrix.

Vehicle Controller

vehicle_controller

Vehicle Controller parameters.

chassis

Entity Reference

{linkage,
originalEUID,
}

The chassis.

frontLeftWheel

Entity Reference

{linkage,
originalEUID,
}

The front left wheel.

frontRightWheel

Entity Reference

{linkage,
originalEUID,
}

The front right wheel.

rearLeftWheel

Entity Reference

{linkage,
originalEUID,
}

The rear left wheel.

rearRightWheel

Entity Reference

{linkage,
originalEUID,
}

The rear right wheel.

Volume Filter

volume_filter

Filtering properties applied to the volume.

applyGaussianFiltering

Boolean

Default: false

Apply gaussian filtering on voxels.

enable3D

Boolean

Default: true

Whether or not this volume is visible in the 3D view.

enableMPR

Boolean

Default: true

Whether or not this volume is visible in the MPR view.

range

Vector2

Default: [0,1]

Voxel intensity range displayed, not applicable if outside volume material range.

sampleUnfiltered

Boolean

Default: false

Are texel values from the voxel texture sampled unfiltered.

Volume Material Reference

volume_material_ref

Reference to a material to use with a volume.

value

Asset UUID

UUID of the referenced volume material.

Volume Reference

volume_ref

Reference to a volume made of voxels.

texture3dRef

Asset UUID

UUID of the referenced 3D texture.