@babylonjs/core
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Getting started? Play directly with the Babylon.js API using our [playground](https://playground.babylonjs.com/). It also contains a lot of samples to learn how to use it.
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TypeScript
import { NodeMaterialBlock } from "../../nodeMaterialBlock.js";
import { type NodeMaterialBuildState } from "../../nodeMaterialBuildState.js";
import { type NodeMaterialConnectionPoint } from "../../nodeMaterialBlockConnectionPoint.js";
import { type NodeMaterial, type NodeMaterialDefines } from "../../nodeMaterial.js";
import { type Mesh } from "../../../../Meshes/mesh.js";
import { type Effect } from "../../../effect.js";
import { type Scene } from "../../../../scene.js";
/**
* Block used to perturb normals based on a normal map
*/
export declare class PerturbNormalBlock extends NodeMaterialBlock {
private _tangentSpaceParameterName;
private _tangentCorrectionFactorName;
private _worldMatrixName;
/** Gets or sets a boolean indicating that normal should be inverted on X axis */
invertX: boolean;
/** Gets or sets a boolean indicating that normal should be inverted on Y axis */
invertY: boolean;
/** Gets or sets a boolean indicating that parallax occlusion should be enabled */
useParallaxOcclusion: boolean;
/** Gets or sets a boolean indicating that sampling mode is in Object space */
useObjectSpaceNormalMap: boolean;
/**
* Create a new PerturbNormalBlock
* @param name defines the block name
*/
constructor(name: string);
/**
* Gets the current class name
* @returns the class name
*/
getClassName(): string;
/**
* Gets the world position input component
*/
get worldPosition(): NodeMaterialConnectionPoint;
/**
* Gets the world normal input component
*/
get worldNormal(): NodeMaterialConnectionPoint;
/**
* Gets the world tangent input component
*/
get worldTangent(): NodeMaterialConnectionPoint;
/**
* Gets the uv input component
*/
get uv(): NodeMaterialConnectionPoint;
/**
* Gets the normal map color input component
*/
get normalMapColor(): NodeMaterialConnectionPoint;
/**
* Gets the strength input component
*/
get strength(): NodeMaterialConnectionPoint;
/**
* Gets the view direction input component
*/
get viewDirection(): NodeMaterialConnectionPoint;
/**
* Gets the parallax scale input component
*/
get parallaxScale(): NodeMaterialConnectionPoint;
/**
* Gets the parallax height input component
*/
get parallaxHeight(): NodeMaterialConnectionPoint;
/**
* Gets the TBN input component
*/
get TBN(): NodeMaterialConnectionPoint;
/**
* Gets the World input component
*/
get world(): NodeMaterialConnectionPoint;
/**
* Gets the output component
*/
get output(): NodeMaterialConnectionPoint;
/**
* Gets the uv offset output component
*/
get uvOffset(): NodeMaterialConnectionPoint;
/**
* Initialize the block
* @param state - defines the state that will be used for the build
*/
initialize(state: NodeMaterialBuildState): void;
private _initShaderSourceAsync;
/**
* Prepare the list of defines
* @param defines - defines the list of defines to update
* @param nodeMaterial - defines the node material requesting the update
*/
prepareDefines(defines: NodeMaterialDefines, nodeMaterial: NodeMaterial): void;
/**
* Bind data to effect
* @param effect - defines the effect to bind data to
* @param nodeMaterial - defines the node material
* @param mesh - defines the mesh to bind data for
*/
bind(effect: Effect, nodeMaterial: NodeMaterial, mesh?: Mesh): void;
/**
* Auto configure the block based on the material
* @param material - defines the hosting NodeMaterial
* @param additionalFilteringInfo - defines additional filtering info
*/
autoConfigure(material: NodeMaterial, additionalFilteringInfo?: (node: NodeMaterialBlock) => boolean): void;
protected _buildBlock(state: NodeMaterialBuildState): this;
protected _dumpPropertiesCode(): string;
/**
* Serializes the block
* @returns the serialized object
*/
serialize(): any;
/**
* Deserializes the block
* @param serializationObject - defines the serialized object
* @param scene - defines the hosting scene
* @param rootUrl - defines the root URL to use for loading
*/
_deserialize(serializationObject: any, scene: Scene, rootUrl: string): void;
}