@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 texture coordinates for a geometry
*/
export class SetUVsBlock extends NodeGeometryBlock {
/**
* Create a new SetUVsBlock
* @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;
/**
* Gets or sets a value indicating which UV to set
*/
this.textureCoordinateIndex = 0;
this.registerInput("geometry", NodeGeometryBlockConnectionPointTypes.Geometry);
this.registerInput("uvs", NodeGeometryBlockConnectionPointTypes.Vector2);
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 "SetUVsBlock";
}
/**
* Gets the geometry input component
*/
get geometry() {
return this._inputs[0];
}
/**
* Gets the uvs input component
*/
get uvs() {
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.uvs.isConnected) {
state.restoreGeometryContext();
state.restoreExecutionContext();
this.output._storedValue = this._vertexData;
return;
}
const uvs = [];
// Processing
const vertexCount = this._vertexData.positions.length / 3;
for (this._currentIndex = 0; this._currentIndex < vertexCount; this._currentIndex++) {
const tempVector2 = this.uvs.getConnectedValue(state);
if (tempVector2) {
tempVector2.toArray(uvs, this._currentIndex * 2);
}
}
switch (this.textureCoordinateIndex) {
case 0:
this._vertexData.uvs = uvs;
break;
case 1:
this._vertexData.uvs2 = uvs;
break;
case 2:
this._vertexData.uvs3 = uvs;
break;
case 3:
this._vertexData.uvs4 = uvs;
break;
case 4:
this._vertexData.uvs5 = uvs;
break;
case 5:
this._vertexData.uvs6 = uvs;
break;
}
// 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() {
let codeString = super._dumpPropertiesCode() + `${this._codeVariableName}.textureCoordinateIndex};\n`;
codeString += `${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;
serializationObject.textureCoordinateIndex = this.textureCoordinateIndex;
return serializationObject;
}
_deserialize(serializationObject) {
super._deserialize(serializationObject);
this.textureCoordinateIndex = serializationObject.textureCoordinateIndex;
if (serializationObject.evaluateContext !== undefined) {
this.evaluateContext = serializationObject.evaluateContext;
}
}
}
__decorate([
editableInPropertyPage("Evaluate context", 0 /* PropertyTypeForEdition.Boolean */, "ADVANCED", { embedded: true, notifiers: { rebuild: true } })
], SetUVsBlock.prototype, "evaluateContext", void 0);
__decorate([
editableInPropertyPage("Texture coordinates index", 4 /* PropertyTypeForEdition.List */, "ADVANCED", {
notifiers: { update: true },
embedded: true,
options: [
{ label: "UV1", value: 0 },
{ label: "UV2", value: 1 },
{ label: "UV3", value: 2 },
{ label: "UV4", value: 3 },
{ label: "UV5", value: 4 },
{ label: "UV6", value: 5 },
],
})
], SetUVsBlock.prototype, "textureCoordinateIndex", void 0);
RegisterClass("BABYLON.SetUVsBlock", SetUVsBlock);
//# sourceMappingURL=setUVsBlock.js.map