@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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JavaScript
import { __decorate } from "../../../../tslib.es6.js";
import { NodeGeometryBlock } from "../../nodeGeometryBlock.js";
import { RegisterClass } from "../../../../Misc/typeStore.js";
import { NodeGeometryBlockConnectionPointTypes } from "../../Enums/nodeGeometryConnectionPointTypes.js";
import { editableInPropertyPage } from "../../../../Decorators/nodeDecorator.js";
/**
* Block used to set normals for a geometry
*/
export class SetNormalsBlock extends NodeGeometryBlock {
/**
* Create a new SetNormalsBlock
* @param name defines the block name
*/
constructor(name) {
super(name);
/**
* Gets or sets a boolean indicating that this block can evaluate context
* Build performance is improved when this value is set to false as the system will cache values instead of reevaluating everything per context change
*/
this.evaluateContext = true;
this.registerInput("geometry", NodeGeometryBlockConnectionPointTypes.Geometry);
this.registerInput("normals", NodeGeometryBlockConnectionPointTypes.Vector3);
this.registerOutput("output", NodeGeometryBlockConnectionPointTypes.Geometry);
}
/**
* Gets the current index in the current flow
* @returns the current index
*/
getExecutionIndex() {
return this._currentIndex;
}
/**
* Gets the current loop index in the current flow
* @returns the current loop index
*/
getExecutionLoopIndex() {
return this._currentIndex;
}
/**
* Gets the current face index in the current flow
* @returns the current face index
*/
getExecutionFaceIndex() {
return 0;
}
/**
* Gets the current class name
* @returns the class name
*/
getClassName() {
return "SetNormalsBlock";
}
/**
* Gets the geometry input component
*/
get geometry() {
return this._inputs[0];
}
/**
* Gets the normals input component
*/
get normals() {
return this._inputs[1];
}
/**
* Gets the geometry output component
*/
get output() {
return this._outputs[0];
}
_buildBlock(state) {
const func = (state) => {
state.pushExecutionContext(this);
this._vertexData = this.geometry.getConnectedValue(state);
if (this._vertexData) {
this._vertexData = this._vertexData.clone(); // Preserve source data
}
state.pushGeometryContext(this._vertexData);
if (!this._vertexData || !this._vertexData.positions) {
state.restoreGeometryContext();
state.restoreExecutionContext();
this.output._storedValue = null;
return;
}
if (!this.normals.isConnected) {
state.restoreGeometryContext();
state.restoreExecutionContext();
this.output._storedValue = this._vertexData;
return;
}
if (!this._vertexData.normals) {
this._vertexData.normals = [];
}
// Processing
const vertexCount = this._vertexData.positions.length / 3;
for (this._currentIndex = 0; this._currentIndex < vertexCount; this._currentIndex++) {
const tempVector3 = this.normals.getConnectedValue(state);
if (tempVector3) {
tempVector3.toArray(this._vertexData.normals, this._currentIndex * 3);
}
}
// Storage
state.restoreGeometryContext();
state.restoreExecutionContext();
return this._vertexData;
};
if (this.evaluateContext) {
this.output._storedFunction = func;
}
else {
this.output._storedFunction = null;
this.output._storedValue = func(state);
}
}
_dumpPropertiesCode() {
const codeString = super._dumpPropertiesCode() + `${this._codeVariableName}.evaluateContext = ${this.evaluateContext ? "true" : "false"};\n`;
return codeString;
}
/**
* Serializes this block in a JSON representation
* @returns the serialized block object
*/
serialize() {
const serializationObject = super.serialize();
serializationObject.evaluateContext = this.evaluateContext;
return serializationObject;
}
_deserialize(serializationObject) {
super._deserialize(serializationObject);
if (serializationObject.evaluateContext !== undefined) {
this.evaluateContext = serializationObject.evaluateContext;
}
}
}
__decorate([
editableInPropertyPage("Evaluate context", 0 /* PropertyTypeForEdition.Boolean */, "ADVANCED", { embedded: true, notifiers: { rebuild: true } })
], SetNormalsBlock.prototype, "evaluateContext", void 0);
RegisterClass("BABYLON.SetNormalsBlock", SetNormalsBlock);
//# sourceMappingURL=setNormalsBlock.js.map