@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
/** This file must only contain pure code and pure imports */
import { __esDecorate, __runInitializers } from "../../../../tslib.es6.js";
import { NodeGeometryBlock } from "../../nodeGeometryBlock.js";
import { NodeGeometryBlockConnectionPointTypes } from "../../Enums/nodeGeometryConnectionPointTypes.js";
import { Vector3 } from "../../../../Maths/math.vector.pure.js";
import { editableInPropertyPage } from "../../../../Decorators/nodeDecorator.js";
import { Lattice } from "../../../lattice.js";
import { extractMinAndMax } from "../../../../Maths/math.functions.js";
import { RegisterClass } from "../../../../Misc/typeStore.js";
/**
* Block used to apply Lattice on geometry
*/
let LatticeBlock = (() => {
var _a;
let _classSuper = NodeGeometryBlock;
let _evaluateContext_decorators;
let _evaluateContext_initializers = [];
let _evaluateContext_extraInitializers = [];
let _resolutionX_decorators;
let _resolutionX_initializers = [];
let _resolutionX_extraInitializers = [];
let _resolutionY_decorators;
let _resolutionY_initializers = [];
let _resolutionY_extraInitializers = [];
let _resolutionZ_decorators;
let _resolutionZ_initializers = [];
let _resolutionZ_extraInitializers = [];
return _a = class LatticeBlock extends _classSuper {
/**
* Create a new LatticeBlock
* @param name defines the block name
*/
constructor(name) {
super(name);
this._indexVector3 = new Vector3();
this._currentControl = new Vector3();
/**
* 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 = __runInitializers(this, _evaluateContext_initializers, true);
/**
* Resolution on x axis
*/
this.resolutionX = (__runInitializers(this, _evaluateContext_extraInitializers), __runInitializers(this, _resolutionX_initializers, 3));
/**
* Resolution on y axis
*/
this.resolutionY = (__runInitializers(this, _resolutionX_extraInitializers), __runInitializers(this, _resolutionY_initializers, 3));
/**
* Resolution on z axis
*/
this.resolutionZ = (__runInitializers(this, _resolutionY_extraInitializers), __runInitializers(this, _resolutionZ_initializers, 3));
__runInitializers(this, _resolutionZ_extraInitializers);
this.registerInput("geometry", NodeGeometryBlockConnectionPointTypes.Geometry);
this.registerInput("controls", NodeGeometryBlockConnectionPointTypes.Vector3);
this.registerOutput("output", NodeGeometryBlockConnectionPointTypes.Geometry);
}
/**
* Gets the current index in the current flow
* @returns the current index
*/
getExecutionIndex() {
return this._currentIndexX + this.resolutionX * (this._currentIndexY + this.resolutionY * this._currentIndexZ);
}
/**
* Gets the current loop index in the current flow
* @returns the current loop index
*/
getExecutionLoopIndex() {
return this.getExecutionIndex();
}
/**
* 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 "LatticeBlock";
}
/**
* Gets the geometry input component
*/
get geometry() {
return this._inputs[0];
}
/**
* Gets the controls input component
*/
get controls() {
return this._inputs[1];
}
/**
* Gets the geometry output component
*/
get output() {
return this._outputs[0];
}
/**
* Gets the value associated with a contextual positions
* In this case it will be the current position in the lattice
* @returns the current position in the lattice
*/
getOverridePositionsContextualValue() {
return this._indexVector3;
}
/**
* Gets the value associated with a contextual normals
* In this case it will be the current control point being processed
* @returns the current control point being processed
*/
getOverrideNormalsContextualValue() {
return this._currentControl;
}
_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
}
if (!this._vertexData || !this._vertexData.positions) {
state.restoreExecutionContext();
this.output._storedValue = null;
return;
}
const positions = this._vertexData.positions;
const boundingInfo = extractMinAndMax(positions, 0, positions.length / 3);
// Building the lattice
const size = boundingInfo.maximum.subtract(boundingInfo.minimum);
this._lattice = new Lattice({
resolutionX: this.resolutionX,
resolutionY: this.resolutionY,
resolutionZ: this.resolutionZ,
size: size,
position: boundingInfo.minimum.add(size.scale(0.5)),
});
for (this._currentIndexX = 0; this._currentIndexX < this.resolutionX; this._currentIndexX++) {
for (this._currentIndexY = 0; this._currentIndexY < this.resolutionY; this._currentIndexY++) {
for (this._currentIndexZ = 0; this._currentIndexZ < this.resolutionZ; this._currentIndexZ++) {
this._indexVector3.set(this._currentIndexX, this._currentIndexY, this._currentIndexZ);
const latticeControl = this._lattice.data[this._currentIndexX][this._currentIndexY][this._currentIndexZ];
this._currentControl.copyFrom(latticeControl);
const tempVector3 = this.controls.getConnectedValue(state);
if (tempVector3) {
latticeControl.set(tempVector3.x, tempVector3.y, tempVector3.z);
}
}
}
}
// Apply lattice
this._lattice.deform(positions);
// Storage
state.restoreExecutionContext();
return this._vertexData;
};
if (this.evaluateContext) {
this.output._storedFunction = func;
}
else {
this.output._storedFunction = null;
this.output._storedValue = func(state);
}
}
_dumpPropertiesCode() {
let codeString = super._dumpPropertiesCode() + `${this._codeVariableName}.evaluateContext = ${this.evaluateContext ? "true" : "false"};\n`;
codeString += `${this._codeVariableName}.resolutionX = ${this.resolutionX};\n`;
codeString += `${this._codeVariableName}.resolutionY = ${this.resolutionY};\n`;
codeString += `${this._codeVariableName}.resolutionZ = ${this.resolutionZ};\n`;
return codeString;
}
/**
* Serializes this block in a JSON representation
* @returns the serialized block object
*/
serialize() {
const serializationObject = super.serialize();
serializationObject.evaluateContext = this.evaluateContext;
serializationObject.resolutionX = this.resolutionX;
serializationObject.resolutionY = this.resolutionY;
serializationObject.resolutionZ = this.resolutionZ;
return serializationObject;
}
/** @internal */
_deserialize(serializationObject) {
super._deserialize(serializationObject);
if (serializationObject.evaluateContext !== undefined) {
this.evaluateContext = serializationObject.evaluateContext;
this.resolutionX = serializationObject.resolutionX;
this.resolutionY = serializationObject.resolutionY;
this.resolutionZ = serializationObject.resolutionZ;
}
}
},
(() => {
const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(_classSuper[Symbol.metadata] ?? null) : void 0;
_evaluateContext_decorators = [editableInPropertyPage("Evaluate context", 0 /* PropertyTypeForEdition.Boolean */, "ADVANCED", { embedded: true, notifiers: { rebuild: true } })];
_resolutionX_decorators = [editableInPropertyPage("resolutionX", 2 /* PropertyTypeForEdition.Int */, "ADVANCED", { embedded: true, notifiers: { rebuild: true }, min: 1, max: 10 })];
_resolutionY_decorators = [editableInPropertyPage("resolutionY", 2 /* PropertyTypeForEdition.Int */, "ADVANCED", { embedded: true, notifiers: { rebuild: true }, min: 1, max: 10 })];
_resolutionZ_decorators = [editableInPropertyPage("resolutionZ", 2 /* PropertyTypeForEdition.Int */, "ADVANCED", { embedded: true, notifiers: { rebuild: true }, min: 1, max: 10 })];
__esDecorate(null, null, _evaluateContext_decorators, { kind: "field", name: "evaluateContext", static: false, private: false, access: { has: obj => "evaluateContext" in obj, get: obj => obj.evaluateContext, set: (obj, value) => { obj.evaluateContext = value; } }, metadata: _metadata }, _evaluateContext_initializers, _evaluateContext_extraInitializers);
__esDecorate(null, null, _resolutionX_decorators, { kind: "field", name: "resolutionX", static: false, private: false, access: { has: obj => "resolutionX" in obj, get: obj => obj.resolutionX, set: (obj, value) => { obj.resolutionX = value; } }, metadata: _metadata }, _resolutionX_initializers, _resolutionX_extraInitializers);
__esDecorate(null, null, _resolutionY_decorators, { kind: "field", name: "resolutionY", static: false, private: false, access: { has: obj => "resolutionY" in obj, get: obj => obj.resolutionY, set: (obj, value) => { obj.resolutionY = value; } }, metadata: _metadata }, _resolutionY_initializers, _resolutionY_extraInitializers);
__esDecorate(null, null, _resolutionZ_decorators, { kind: "field", name: "resolutionZ", static: false, private: false, access: { has: obj => "resolutionZ" in obj, get: obj => obj.resolutionZ, set: (obj, value) => { obj.resolutionZ = value; } }, metadata: _metadata }, _resolutionZ_initializers, _resolutionZ_extraInitializers);
if (_metadata) Object.defineProperty(_a, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
})(),
_a;
})();
export { LatticeBlock };
let _Registered = false;
/**
* Register side effects for latticeBlock.
* Safe to call multiple times; only the first call has an effect.
*/
export function RegisterLatticeBlock() {
if (_Registered) {
return;
}
_Registered = true;
RegisterClass("BABYLON.LatticeBlock", LatticeBlock);
}
//# sourceMappingURL=latticeBlock.pure.js.map