@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 { NodeGeometryBlockConnectionPointTypes } from "../../Enums/nodeGeometryConnectionPointTypes.js";
import { NodeGeometryBlock } from "../../nodeGeometryBlock.js";
import { GeometryInputBlock } from "../geometryInputBlock.js";
import { RegisterClass } from "../../../../Misc/typeStore.js";
import { CreateDiscVertexData } from "../../../Builders/discBuilder.js";
import { editableInPropertyPage } from "../../../../Decorators/nodeDecorator.js";
/**
* Defines a block used to generate disc geometry data
*/
export class DiscBlock extends NodeGeometryBlock {
/**
* Create a new DiscBlock
* @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 = false;
this.registerInput("radius", NodeGeometryBlockConnectionPointTypes.Float, true, 0.5);
this.registerInput("tessellation", NodeGeometryBlockConnectionPointTypes.Int, true, 64);
this.registerInput("arc", NodeGeometryBlockConnectionPointTypes.Float, true, 1.0);
this.registerOutput("geometry", NodeGeometryBlockConnectionPointTypes.Geometry);
}
/**
* Gets the current class name
* @returns the class name
*/
getClassName() {
return "DiscBlock";
}
/**
* Gets the radius input component
*/
get radius() {
return this._inputs[0];
}
/**
* Gets the tessellation input component
*/
get tessellation() {
return this._inputs[1];
}
/**
* Gets the arc input component
*/
get arc() {
return this._inputs[2];
}
/**
* Gets the geometry output component
*/
get geometry() {
return this._outputs[0];
}
autoConfigure() {
if (!this.radius.isConnected) {
const radiusInput = new GeometryInputBlock("Radius");
radiusInput.value = 0.2;
radiusInput.output.connectTo(this.radius);
}
}
_buildBlock(state) {
const options = {};
const func = (state) => {
options.radius = this.radius.getConnectedValue(state);
options.tessellation = this.tessellation.getConnectedValue(state);
options.arc = this.arc.getConnectedValue(state);
// Append vertex data from the plane builder
return CreateDiscVertexData(options);
};
if (this.evaluateContext) {
this.geometry._storedFunction = func;
}
else {
const value = func(state);
this.geometry._storedFunction = () => {
this.geometry._executionCount = 1;
return value.clone();
};
}
}
_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);
this.evaluateContext = serializationObject.evaluateContext;
}
}
__decorate([
editableInPropertyPage("Evaluate context", 0 /* PropertyTypeForEdition.Boolean */, "ADVANCED", { embedded: true, notifiers: { rebuild: true } })
], DiscBlock.prototype, "evaluateContext", void 0);
RegisterClass("BABYLON.DiscBlock", DiscBlock);
//# sourceMappingURL=discBlock.js.map