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Class SkyMaterial

This is the sky material which allows to create dynamic and texture free effects for skyboxes.

see

https://doc.babylonjs.com/extensions/sky

Hierarchy

  • PushMaterial
    • SkyMaterial

Implements

Index

Constructors

Properties

Accessors

Methods

Constructors

constructor

  • Instantiates a new sky material. This material allows to create dynamic and texture free effects for skyboxes by taking care of the atmosphere state.

    see

    https://doc.babylonjs.com/extensions/sky

    Parameters

    • name: string

      Define the name of the material in the scene

    • Optional scene: Scene

      Define the scene the material belong to

    Returns SkyMaterial

Properties

allowShaderHotSwappingSearch playground for allowShaderHotSwapping

allowShaderHotSwapping: boolean

Gets or sets a boolean indicating that the material is allowed (if supported) to do shader hot swapping. This means that the material can keep using a previous shader while a new one is being compiled. This is mostly used when shader parallel compilation is supported (true by default)

animationsSearch playground for animations

animations: Nullable<Array<Animation>>

Stores the animations for the material

azimuthSearch playground for azimuth

azimuth: number

Defines the solar azimuth in interval [0, 1]. The azimuth is the angle in the horizontal plan between an object direction and a reference direction.

cameraOffsetSearch playground for cameraOffset

cameraOffset: Vector3

Defines an offset vector used to get a horizon offset.

example

skyMaterial.cameraOffset.y = camera.globalPosition.y // Set horizon relative to 0 on the Y axis

checkReadyOnEveryCallSearch playground for checkReadyOnEveryCall

checkReadyOnEveryCall: boolean

Specifies if the ready state should be checked on each call

checkReadyOnlyOnceSearch playground for checkReadyOnlyOnce

checkReadyOnlyOnce: boolean

Specifies if the ready state should be checked once

customShaderNameResolveSearch playground for customShaderNameResolve

customShaderNameResolve: (shaderName: string, uniforms: string[], uniformBuffers: string[], samplers: string[], defines: MaterialDefines | string[], attributes?: string[], options?: ICustomShaderNameResolveOptions) => string

Custom callback helping to override the default shader used in the material.

Type declaration

depthFunctionSearch playground for depthFunction

depthFunction: number

Specifies the depth function that should be used. 0 means the default engine function

disableColorWriteSearch playground for disableColorWrite

disableColorWrite: boolean

Specifies if color writing should be disabled

disableDepthWriteSearch playground for disableDepthWrite

disableDepthWrite: boolean

Specifies if depth writing should be disabled

distanceSearch playground for distance

distance: number

Defines the distance of the sun according to the active scene camera.

doNotSerializeSearch playground for doNotSerialize

doNotSerialize: boolean

Specifies if the material should be serialized

forceDepthWriteSearch playground for forceDepthWrite

forceDepthWrite: boolean

Specifies if depth writing should be forced

getRenderTargetTexturesSearch playground for getRenderTargetTextures

getRenderTargetTextures: Nullable<() => SmartArray<RenderTargetTexture>>

Callback triggered to get the render target textures

idSearch playground for id

id: string

The ID of the material

inclinationSearch playground for inclination

inclination: number

Defines the sun inclination, in interval [-0.5, 0.5]. When the inclination is not 0, the sun is said "inclined".

inspectableCustomPropertiesSearch playground for inspectableCustomProperties

inspectableCustomProperties: IInspectable[]

List of inspectable custom properties (used by the Inspector)

see

https://doc.babylonjs.com/how_to/debug_layer#extensibility

luminanceSearch playground for luminance

luminance: number

Defines the overall luminance of sky in interval ]0, 1[.

metadataSearch playground for metadata

metadata: any

Gets or sets user defined metadata

mieCoefficientSearch playground for mieCoefficient

mieCoefficient: number

Defines the mieCoefficient in interval [0, 0.1] which affects the property .mieDirectionalG.

mieDirectionalGSearch playground for mieDirectionalG

mieDirectionalG: number

Defines the amount of haze particles following the Mie scattering theory.

nameSearch playground for name

name: string

The name of the material

onCompiledSearch playground for onCompiled

onCompiled: Nullable<(effect: Effect) => void>

Callback triggered when the material is compiled

onDisposeObservableSearch playground for onDisposeObservable

onDisposeObservable: Observable<Material>

An event triggered when the material is disposed

onErrorSearch playground for onError

onError: Nullable<(effect: Effect, errors: string) => void>

Callback triggered when an error occurs

pointSizeSearch playground for pointSize

pointSize: number

Stores the size of points

rayleighSearch playground for rayleigh

rayleigh: number

Defines the sky appearance (light intensity).

reservedDataStoreSearch playground for reservedDataStore

reservedDataStore: any

For internal use only. Please do not use.

separateCullingPassSearch playground for separateCullingPass

separateCullingPass: boolean

Specifies if there should be a separate pass for culling

shadowDepthWrapperSearch playground for shadowDepthWrapper

shadowDepthWrapper: Nullable<ShadowDepthWrapper>

Custom shadow depth material to use for shadow rendering instead of the in-built one

sideOrientationSearch playground for sideOrientation

sideOrientation: number

Stores the value for side orientation

stateSearch playground for state

state: string

The state of the material

Readonly stencilSearch playground for stencil

stencil: MaterialStencilState

Gives access to the stencil properties of the material

sunPositionSearch playground for sunPosition

sunPosition: Vector3

Defines the sun position in the sky on (x,y,z). If the property .useSunPosition is set to false, then the property is overridden by the inclination and the azimuth and can be read at any moment.

turbiditySearch playground for turbidity

turbidity: number

Defines the amount (scattering) of haze as opposed to molecules in atmosphere.

uniqueIdSearch playground for uniqueId

uniqueId: number

Gets or sets the unique id of the material

upSearch playground for up

up: Vector3

Defines the vector the skyMaterial should consider as up. (default is Vector3(0, 1, 0) as returned by Vector3.Up())

useSunPositionSearch playground for useSunPosition

useSunPosition: boolean

Defines if the sun position should be computed (inclination and azimuth) according to the given .sunPosition property.

zOffsetSearch playground for zOffset

zOffset: number

Stores the z offset Factor value

zOffsetUnitsSearch playground for zOffsetUnits

zOffsetUnits: number

Stores the z offset Units value

Static Readonly AllDirtyFlagSearch playground for AllDirtyFlag

AllDirtyFlag: 63 = 63

The all dirty flag value

Static Readonly AttributesDirtyFlagSearch playground for AttributesDirtyFlag

AttributesDirtyFlag: 8 = 8

The dirty attribute flag value

Static Readonly ClockWiseSideOrientationSearch playground for ClockWiseSideOrientation

ClockWiseSideOrientation: 0 = 0

Stores the clock-wise side orientation

Static Readonly CounterClockWiseSideOrientationSearch playground for CounterClockWiseSideOrientation

CounterClockWiseSideOrientation: 1 = 1

Stores the counter clock-wise side orientation

Static Readonly FresnelDirtyFlagSearch playground for FresnelDirtyFlag

FresnelDirtyFlag: 4 = 4

The dirty fresnel flag value

Static Readonly LightDirtyFlagSearch playground for LightDirtyFlag

LightDirtyFlag: 2 = 2

The dirty light flag value

Static Readonly LineListDrawModeSearch playground for LineListDrawMode

LineListDrawMode: 4 = 4

Returns the line list draw mode

Static Readonly LineLoopDrawModeSearch playground for LineLoopDrawMode

LineLoopDrawMode: 5 = 5

Returns the line loop draw mode

Static Readonly LineStripDrawModeSearch playground for LineStripDrawMode

LineStripDrawMode: 6 = 6

Returns the line strip draw mode

Static Readonly MATERIAL_ALPHABLENDSearch playground for MATERIAL_ALPHABLEND

MATERIAL_ALPHABLEND: 2 = 2

MaterialTransparencyMode: Pixels are blended (according to the alpha mode) with the already drawn pixels in the current frame buffer.

Static Readonly MATERIAL_ALPHATESTSearch playground for MATERIAL_ALPHATEST

MATERIAL_ALPHATEST: 1 = 1

MaterialTransparencyMode: Alpha Test mode, pixel are discarded below a certain threshold defined by the alpha cutoff value.

Static Readonly MATERIAL_ALPHATESTANDBLENDSearch playground for MATERIAL_ALPHATESTANDBLEND

MATERIAL_ALPHATESTANDBLEND: 3 = 3

MaterialTransparencyMode: Pixels are blended (according to the alpha mode) with the already drawn pixels in the current frame buffer. They are also discarded below the alpha cutoff threshold to improve performances.

Static Readonly MATERIAL_NORMALBLENDMETHOD_RNMSearch playground for MATERIAL_NORMALBLENDMETHOD_RNM

MATERIAL_NORMALBLENDMETHOD_RNM: 1 = 1

The Reoriented Normal Mapping method is used to blend normals. Details of the algorithm can be found here: https://blog.selfshadow.com/publications/blending-in-detail/

Static Readonly MATERIAL_NORMALBLENDMETHOD_WHITEOUTSearch playground for MATERIAL_NORMALBLENDMETHOD_WHITEOUT

MATERIAL_NORMALBLENDMETHOD_WHITEOUT: 0 = 0

The Whiteout method is used to blend normals. Details of the algorithm can be found here: https://blog.selfshadow.com/publications/blending-in-detail/

Static Readonly MATERIAL_OPAQUESearch playground for MATERIAL_OPAQUE

MATERIAL_OPAQUE: 0 = 0

MaterialTransparencyMode: No transparency mode, Alpha channel is not use.

Static Readonly MiscDirtyFlagSearch playground for MiscDirtyFlag

MiscDirtyFlag: 16 = 16

The dirty misc flag value

Static OnEventObservableSearch playground for OnEventObservable

OnEventObservable: Observable<Material>

Event observable which raises global events common to all materials (like MaterialPluginEvent.Created)

Static Readonly PointFillModeSearch playground for PointFillMode

PointFillMode: 2 = 2

Returns the point fill mode

Static Readonly PointListDrawModeSearch playground for PointListDrawMode

PointListDrawMode: 3 = 3

Returns the point list draw mode

Static Readonly PrePassDirtyFlagSearch playground for PrePassDirtyFlag

PrePassDirtyFlag: 32 = 32

The dirty prepass flag value

Static Readonly TextureDirtyFlagSearch playground for TextureDirtyFlag

TextureDirtyFlag: 1 = 1

The dirty texture flag value

Static Readonly TriangleFanDrawModeSearch playground for TriangleFanDrawMode

TriangleFanDrawMode: 8 = 8

Returns the triangle fan draw mode

Static Readonly TriangleFillModeSearch playground for TriangleFillMode

TriangleFillMode: 0 = 0

Returns the triangle fill mode

Static Readonly TriangleStripDrawModeSearch playground for TriangleStripDrawMode

TriangleStripDrawMode: 7 = 7

Returns the triangle strip draw mode

Static Readonly WireFrameFillModeSearch playground for WireFrameFillMode

WireFrameFillMode: 1 = 1

Returns the wireframe mode

Accessors

alpha

  • get alpha(): number
  • set alpha(value: number): any

  • Gets the alpha value of the material

    Returns number

  • Sets the alpha value of the material

    Parameters

    • value: number

    Returns any

alphaMode

  • get alphaMode(): number
  • set alphaMode(value: number): any

  • Gets the value of the alpha mode

    ValueTypeDescription
    0ALPHA_DISABLE
    1ALPHA_ADD
    2ALPHA_COMBINE
    3ALPHA_SUBTRACT
    4ALPHA_MULTIPLY
    5ALPHA_MAXIMIZED
    6ALPHA_ONEONE
    7ALPHA_PREMULTIPLIED
    8ALPHA_PREMULTIPLIED_PORTERDUFF
    9ALPHA_INTERPOLATE
    10ALPHA_SCREENMODE

    Returns number

  • Sets the value of the alpha mode.

    ValueTypeDescription
    0ALPHA_DISABLE
    1ALPHA_ADD
    2ALPHA_COMBINE
    3ALPHA_SUBTRACT
    4ALPHA_MULTIPLY
    5ALPHA_MAXIMIZED
    6ALPHA_ONEONE
    7ALPHA_PREMULTIPLIED
    8ALPHA_PREMULTIPLIED_PORTERDUFF
    9ALPHA_INTERPOLATE
    10ALPHA_SCREENMODE

    Parameters

    • value: number

    Returns any

backFaceCulling

  • get backFaceCulling(): boolean
  • set backFaceCulling(value: boolean): any

  • Gets the culling state

    Returns boolean

  • Sets the culling state (true to enable culling, false to disable)

    Parameters

    • value: boolean

    Returns any

canRenderToMRT

  • get canRenderToMRT(): boolean

  • If the material can be rendered to several textures with MRT extension

    Returns boolean

cullBackFaces

  • get cullBackFaces(): boolean
  • set cullBackFaces(value: boolean): any

  • Gets the type of faces that should be culled

    Returns boolean

  • Sets the type of faces that should be culled (true for back faces, false for front faces)

    Parameters

    • value: boolean

    Returns any

fillMode

  • get fillMode(): number
  • set fillMode(value: number): any

  • Gets the material fill mode

    Returns number

  • Sets the material fill mode

    Parameters

    • value: number

    Returns any

fogEnabled

  • get fogEnabled(): boolean
  • set fogEnabled(value: boolean): any

  • Gets the value of the fog enabled state

    Returns boolean

  • Sets the state for enabling fog

    Parameters

    • value: boolean

    Returns any

hasRenderTargetTextures

  • get hasRenderTargetTextures(): boolean

  • Gets a boolean indicating that current material needs to register RTT

    Returns boolean

isFrozen

  • get isFrozen(): boolean

  • Specifies if updates for the material been locked

    Returns boolean

isPrePassCapable

  • get isPrePassCapable(): boolean

needDepthPrePass

  • get needDepthPrePass(): boolean
  • set needDepthPrePass(value: boolean): any

onBind

onBindObservable

onDispose

  • set onDispose(callback: () => void): any

  • Called during a dispose event

    Parameters

    • callback: () => void
        • (): void

        • Returns void

    Returns any

onEffectCreatedObservable

onUnBindObservable

pointsCloud

  • get pointsCloud(): boolean
  • set pointsCloud(value: boolean): any

  • Gets the value specifying if point clouds are enabled

    Returns boolean

  • Sets the state of point cloud mode

    Parameters

    • value: boolean

    Returns any

transparencyMode

  • get transparencyMode(): Nullable<number>
  • set transparencyMode(value: Nullable<number>): any

  • Gets the current transparency mode.

    ValueTypeDescription
    0OPAQUE
    1ALPHATEST
    2ALPHABLEND
    3ALPHATESTANDBLEND

    Returns Nullable<number>

  • Sets the transparency mode of the material.

    ValueTypeDescription
    0OPAQUE
    1ALPHATEST
    2ALPHABLEND
    3ALPHATESTANDBLEND

    Parameters

    Returns any

wireframe

  • get wireframe(): boolean
  • set wireframe(value: boolean): any

  • Sets the state of wireframe mode

    Returns boolean

  • Sets the state of wireframe mode

    Parameters

    • value: boolean

    Returns any

Methods

bindSearch playground for bind

bindEyePositionSearch playground for bindEyePosition

  • bindEyePosition(effect: Effect, variableName?: string): void

  • Binds the view matrix to the effect

    Parameters

    • effect: Effect

      defines the effect to bind the view matrix to

    • Optional variableName: string

      name of the shader variable that will hold the eye position

    Returns void

bindForSubMeshSearch playground for bindForSubMesh

  • Binds the submesh to this material by preparing the effect and shader to draw

    Parameters

    • world: Matrix

      defines the world transformation matrix

    • mesh: Mesh

      defines the mesh containing the submesh

    • subMesh: SubMesh

      defines the submesh to bind the material to

    Returns void

bindOnlyNormalMatrixSearch playground for bindOnlyNormalMatrix

  • bindOnlyNormalMatrix(normalMatrix: Matrix): void

bindOnlyWorldMatrixSearch playground for bindOnlyWorldMatrix

  • bindOnlyWorldMatrix(world: Matrix): void

bindViewSearch playground for bindView

  • bindView(effect: Effect): void

  • Binds the view matrix to the effect

    Parameters

    • effect: Effect

      defines the effect to bind the view matrix to

    Returns void

bindViewProjectionSearch playground for bindViewProjection

  • bindViewProjection(effect: Effect): void

  • Binds the view projection and projection matrices to the effect

    Parameters

    • effect: Effect

      defines the effect to bind the view projection and projection matrices to

    Returns void

buildUniformLayoutSearch playground for buildUniformLayout

  • buildUniformLayout(): void

  • Initializes the uniform buffer layout for the shader.

    Returns void

cloneSearch playground for clone

  • Makes a duplicate of the material, and gives it a new name

    Parameters

    • name: string

      defines the new name for the duplicated material

    Returns SkyMaterial

    the cloned material

disposeSearch playground for dispose

  • dispose(forceDisposeEffect?: boolean): void

  • Disposes the material

    Parameters

    • Optional forceDisposeEffect: boolean

      specifies if effects should be forcefully disposed

    Returns void

forceCompilationSearch playground for forceCompilation

  • Force shader compilation

    Parameters

    • mesh: AbstractMesh

      defines the mesh associated with this material

    • Optional onCompiled: (material: Material) => void

      defines a function to execute once the material is compiled

    • Optional options: Partial<IMaterialCompilationOptions>

      defines the options to configure the compilation

    • Optional onError: (reason: string) => void

      defines a function to execute if the material fails compiling

        • (reason: string): void

        • Parameters

          • reason: string

          Returns void

    Returns void

forceCompilationAsyncSearch playground for forceCompilationAsync

freezeSearch playground for freeze

  • freeze(): void

  • Locks updates for the material

    Returns void

getActiveTexturesSearch playground for getActiveTextures

getAlphaTestTextureSearch playground for getAlphaTestTexture

getAnimatablesSearch playground for getAnimatables

getBindedMeshesSearch playground for getBindedMeshes

getClassNameSearch playground for getClassName

  • getClassName(): string

  • Gets the current class name of the material e.g. "SkyMaterial" Mainly use in serialization.

    Returns string

    the class name

getEffectSearch playground for getEffect

getSceneSearch playground for getScene

hasTextureSearch playground for hasTexture

  • Specifies if the material uses a texture

    Parameters

    • texture: BaseTexture

      defines the texture to check against the material

    Returns boolean

    a boolean specifying if the material uses the texture

isReadySearch playground for isReady

  • isReady(mesh?: AbstractMesh, useInstances?: boolean): boolean

isReadyForSubMeshSearch playground for isReadyForSubMesh

  • Get if the submesh is ready to be used and all its information available. Child classes can use it to update shaders

    Parameters

    Returns boolean

    a boolean indicating that the submesh is ready or not

markAsDirtySearch playground for markAsDirty

  • markAsDirty(flag: number): void

  • Marks a define in the material to indicate that it needs to be re-computed

    Parameters

    • flag: number

      defines a flag used to determine which parts of the material have to be marked as dirty

    Returns void

markDirtySearch playground for markDirty

  • markDirty(): void

  • Marks the material to indicate that it needs to be re-calculated

    Returns void

needAlphaBlendingSearch playground for needAlphaBlending

  • needAlphaBlending(): boolean

  • Specifies if the material will require alpha blending

    Returns boolean

    a boolean specifying if alpha blending is needed

needAlphaBlendingForMeshSearch playground for needAlphaBlendingForMesh

  • Specifies if the mesh will require alpha blending

    Parameters

    Returns boolean

    a boolean specifying if alpha blending is needed for the mesh

needAlphaTestingSearch playground for needAlphaTesting

  • needAlphaTesting(): boolean

  • Specifies if this material should be rendered in alpha test mode

    Returns boolean

    false as the sky material doesn't need alpha testing.

resetDrawCacheSearch playground for resetDrawCache

  • resetDrawCache(): void

  • Resets the draw wrappers cache for all submeshes that are using this material

    Returns void

serializeSearch playground for serialize

  • serialize(): any

  • Serializes this material in a JSON representation

    Returns any

    the serialized material object

setPrePassRendererSearch playground for setPrePassRenderer

  • Sets the required values to the prepass renderer.

    Parameters

    Returns boolean

    true if the pre pass is needed.

toStringSearch playground for toString

  • toString(fullDetails?: boolean): string

  • Returns a string representation of the current material

    Parameters

    • Optional fullDetails: boolean

      defines a boolean indicating which levels of logging is desired

    Returns string

    a string with material information

unbindSearch playground for unbind

  • unbind(): void

  • Unbinds the material from the mesh

    Returns void

unfreezeSearch playground for unfreeze

  • unfreeze(): void

  • Unlocks updates for the material

    Returns void

Static ParseSearch playground for Parse

  • Creates a sky material from parsed material data

    Parameters

    • source: any

      defines the JSON representation of the material

    • scene: Scene

      defines the hosting scene

    • rootUrl: string

      defines the root URL to use to load textures and relative dependencies

    Returns SkyMaterial

    a new sky material

Legend

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