@babylonjs/viewer
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The Babylon Viewer aims to simplify a specific but common Babylon.js use case: loading, viewing, and interacting with a 3D model.
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JavaScript
import { F as FlowGraphCachedOperationBlock } from './flowGraphCachedOperationBlock-oE7khWes.esm.js';
import { l as RichTypeMatrix3D, m as FlowGraphMatrix3D, n as RichTypeMatrix2D, o as FlowGraphMatrix2D, i as RichTypeMatrix, p as RichTypeVector4, f as RichTypeVector3, q as RichTypeVector2, d as RichTypeNumber } from './declarationMapper-CqO08-WM.esm.js';
import { F as FlowGraphBlock } from './KHR_interactivity-CEwUaqxQ.esm.js';
import { M as Matrix, bc as Vector4, V as Vector3, b3 as Vector2, u as RegisterClass } from './index-MZPybX0H.esm.js';
import './objectModelMapping-De5EKNEZ.esm.js';
import './spotLight.pure-CRdZC6Ci.esm.js';
/** This file must only contain pure code and pure imports */
class FlowGraphMathCombineBlock extends FlowGraphCachedOperationBlock {
/**
* Base class for blocks that combine multiple numeric inputs into a single result.
* Handles registering data inputs and managing cached outputs.
* @param numberOfInputs The number of input values to combine.
* @param type The type of the result.
* @param config The block configuration.
*/
constructor(numberOfInputs, type, config) {
super(type, config);
for (let i = 0; i < numberOfInputs; i++) {
this.registerDataInput(`input_${i}`, RichTypeNumber, 0);
}
}
}
/**
* Abstract class representing a flow graph block that extracts multiple outputs from a single input.
*/
class FlowGraphMathExtractBlock extends FlowGraphBlock {
/**
* Creates an instance of FlowGraphMathExtractBlock.
*
* @param numberOfOutputs - The number of outputs to be extracted from the input.
* @param type - The type of the input data.
* @param config - Optional configuration for the flow graph block.
*/
constructor(numberOfOutputs, type, config) {
super(config);
this.registerDataInput("input", type);
for (let i = 0; i < numberOfOutputs; i++) {
this.registerDataOutput(`output_${i}`, RichTypeNumber, 0);
}
}
}
/**
* Combines two floats into a new Vector2
*/
class FlowGraphCombineVector2Block extends FlowGraphMathCombineBlock {
constructor(config) {
super(2, RichTypeVector2, config);
}
/**
* @internal
* Combines two floats into a new Vector2
*/
_doOperation(context) {
if (!context._hasExecutionVariable(this, "cachedVector")) {
context._setExecutionVariable(this, "cachedVector", new Vector2());
}
const vector = context._getExecutionVariable(this, "cachedVector", null);
vector.set(this.getDataInput("input_0").getValue(context), this.getDataInput("input_1").getValue(context));
return vector;
}
getClassName() {
return "FlowGraphCombineVector2Block" /* FlowGraphBlockNames.CombineVector2 */;
}
}
/**
* Combines three floats into a new Vector3
*/
class FlowGraphCombineVector3Block extends FlowGraphMathCombineBlock {
constructor(config) {
super(3, RichTypeVector3, config);
}
_doOperation(context) {
if (!context._hasExecutionVariable(this, "cachedVector")) {
context._setExecutionVariable(this, "cachedVector", new Vector3());
}
const vector = context._getExecutionVariable(this, "cachedVector", null);
vector.set(this.getDataInput("input_0").getValue(context), this.getDataInput("input_1").getValue(context), this.getDataInput("input_2").getValue(context));
return vector;
}
getClassName() {
return "FlowGraphCombineVector3Block" /* FlowGraphBlockNames.CombineVector3 */;
}
}
/**
* Combines four floats into a new Vector4
*/
class FlowGraphCombineVector4Block extends FlowGraphMathCombineBlock {
constructor(config) {
super(4, RichTypeVector4, config);
}
_doOperation(context) {
if (!context._hasExecutionVariable(this, "cachedVector")) {
context._setExecutionVariable(this, "cachedVector", new Vector4());
}
const vector = context._getExecutionVariable(this, "cachedVector", null);
vector.set(this.getDataInput("input_0").getValue(context), this.getDataInput("input_1").getValue(context), this.getDataInput("input_2").getValue(context), this.getDataInput("input_3").getValue(context));
return vector;
}
getClassName() {
return "FlowGraphCombineVector4Block" /* FlowGraphBlockNames.CombineVector4 */;
}
}
/**
* Combines 16 floats into a new Matrix
*
* Note that glTF interactivity's combine4x4 uses column-major order, while Babylon.js uses row-major order.
*/
class FlowGraphCombineMatrixBlock extends FlowGraphMathCombineBlock {
constructor(config) {
super(16, RichTypeMatrix, config);
}
_doOperation(context) {
if (!context._hasExecutionVariable(this, "cachedMatrix")) {
context._setExecutionVariable(this, "cachedMatrix", new Matrix());
}
const matrix = context._getExecutionVariable(this, "cachedMatrix", null);
if (this.config?.inputIsColumnMajor) {
matrix.set(this.getDataInput("input_0").getValue(context), this.getDataInput("input_4").getValue(context), this.getDataInput("input_8").getValue(context), this.getDataInput("input_12").getValue(context), this.getDataInput("input_1").getValue(context), this.getDataInput("input_5").getValue(context), this.getDataInput("input_9").getValue(context), this.getDataInput("input_13").getValue(context), this.getDataInput("input_2").getValue(context), this.getDataInput("input_6").getValue(context), this.getDataInput("input_10").getValue(context), this.getDataInput("input_14").getValue(context), this.getDataInput("input_3").getValue(context), this.getDataInput("input_7").getValue(context), this.getDataInput("input_11").getValue(context), this.getDataInput("input_15").getValue(context));
}
else {
matrix.set(this.getDataInput("input_0").getValue(context), this.getDataInput("input_1").getValue(context), this.getDataInput("input_2").getValue(context), this.getDataInput("input_3").getValue(context), this.getDataInput("input_4").getValue(context), this.getDataInput("input_5").getValue(context), this.getDataInput("input_6").getValue(context), this.getDataInput("input_7").getValue(context), this.getDataInput("input_8").getValue(context), this.getDataInput("input_9").getValue(context), this.getDataInput("input_10").getValue(context), this.getDataInput("input_11").getValue(context), this.getDataInput("input_12").getValue(context), this.getDataInput("input_13").getValue(context), this.getDataInput("input_14").getValue(context), this.getDataInput("input_15").getValue(context));
}
return matrix;
}
getClassName() {
return "FlowGraphCombineMatrixBlock" /* FlowGraphBlockNames.CombineMatrix */;
}
}
/**
* Combines 4 floats into a new Matrix
*/
class FlowGraphCombineMatrix2DBlock extends FlowGraphMathCombineBlock {
constructor(config) {
super(4, RichTypeMatrix2D, config);
}
_doOperation(context) {
if (!context._hasExecutionVariable(this, "cachedMatrix")) {
context._setExecutionVariable(this, "cachedMatrix", new FlowGraphMatrix2D());
}
const matrix = context._getExecutionVariable(this, "cachedMatrix", null);
const array = this.config?.inputIsColumnMajor
? [
// column to row-major
this.getDataInput("input_0").getValue(context),
this.getDataInput("input_2").getValue(context),
this.getDataInput("input_1").getValue(context),
this.getDataInput("input_3").getValue(context),
]
: [
this.getDataInput("input_0").getValue(context),
this.getDataInput("input_1").getValue(context),
this.getDataInput("input_2").getValue(context),
this.getDataInput("input_3").getValue(context),
];
matrix.fromArray(array);
return matrix;
}
getClassName() {
return "FlowGraphCombineMatrix2DBlock" /* FlowGraphBlockNames.CombineMatrix2D */;
}
}
/**
* Combines 9 floats into a new Matrix3D
*/
class FlowGraphCombineMatrix3DBlock extends FlowGraphMathCombineBlock {
constructor(config) {
super(9, RichTypeMatrix3D, config);
}
_doOperation(context) {
if (!context._hasExecutionVariable(this, "cachedMatrix")) {
context._setExecutionVariable(this, "cachedMatrix", new FlowGraphMatrix3D());
}
const matrix = context._getExecutionVariable(this, "cachedMatrix", null);
const array = this.config?.inputIsColumnMajor
? [
// column to row major
this.getDataInput("input_0").getValue(context),
this.getDataInput("input_3").getValue(context),
this.getDataInput("input_6").getValue(context),
this.getDataInput("input_1").getValue(context),
this.getDataInput("input_4").getValue(context),
this.getDataInput("input_7").getValue(context),
this.getDataInput("input_2").getValue(context),
this.getDataInput("input_5").getValue(context),
this.getDataInput("input_8").getValue(context),
]
: [
this.getDataInput("input_0").getValue(context),
this.getDataInput("input_1").getValue(context),
this.getDataInput("input_2").getValue(context),
this.getDataInput("input_3").getValue(context),
this.getDataInput("input_4").getValue(context),
this.getDataInput("input_5").getValue(context),
this.getDataInput("input_6").getValue(context),
this.getDataInput("input_7").getValue(context),
this.getDataInput("input_8").getValue(context),
];
matrix.fromArray(array);
return matrix;
}
getClassName() {
return "FlowGraphCombineMatrix3DBlock" /* FlowGraphBlockNames.CombineMatrix3D */;
}
}
/**
* Extracts two floats from a Vector2
*/
class FlowGraphExtractVector2Block extends FlowGraphMathExtractBlock {
constructor(config) {
super(2, RichTypeVector2, config);
}
_updateOutputs(context) {
let input = this.getDataInput("input")?.getValue(context);
if (!input) {
input = Vector2.Zero();
this.getDataInput("input").setValue(input, context);
}
this.getDataOutput("output_0").setValue(input.x, context);
this.getDataOutput("output_1").setValue(input.y, context);
}
getClassName() {
return "FlowGraphExtractVector2Block" /* FlowGraphBlockNames.ExtractVector2 */;
}
}
/**
* Extracts three floats from a Vector3
*/
class FlowGraphExtractVector3Block extends FlowGraphMathExtractBlock {
constructor(config) {
super(3, RichTypeVector3, config);
}
_updateOutputs(context) {
let input = this.getDataInput("input")?.getValue(context);
if (!input) {
input = Vector3.Zero();
this.getDataInput("input").setValue(input, context);
}
this.getDataOutput("output_0").setValue(input.x, context);
this.getDataOutput("output_1").setValue(input.y, context);
this.getDataOutput("output_2").setValue(input.z, context);
}
getClassName() {
return "FlowGraphExtractVector3Block" /* FlowGraphBlockNames.ExtractVector3 */;
}
}
/**
* Extracts four floats from a Vector4
*/
class FlowGraphExtractVector4Block extends FlowGraphMathExtractBlock {
constructor(config) {
super(4, RichTypeVector4, config);
}
_updateOutputs(context) {
let input = this.getDataInput("input")?.getValue(context);
if (!input) {
input = Vector4.Zero();
this.getDataInput("input").setValue(input, context);
}
this.getDataOutput("output_0").setValue(input.x, context);
this.getDataOutput("output_1").setValue(input.y, context);
this.getDataOutput("output_2").setValue(input.z, context);
this.getDataOutput("output_3").setValue(input.w, context);
}
getClassName() {
return "FlowGraphExtractVector4Block" /* FlowGraphBlockNames.ExtractVector4 */;
}
}
/**
* Extracts 16 floats from a Matrix
*/
class FlowGraphExtractMatrixBlock extends FlowGraphMathExtractBlock {
constructor(config) {
super(16, RichTypeMatrix, config);
}
_updateOutputs(context) {
let input = this.getDataInput("input")?.getValue(context);
if (!input) {
input = Matrix.Identity();
this.getDataInput("input").setValue(input, context);
}
for (let i = 0; i < 16; i++) {
this.getDataOutput(`output_${i}`).setValue(input.m[i], context);
}
}
getClassName() {
return "FlowGraphExtractMatrixBlock" /* FlowGraphBlockNames.ExtractMatrix */;
}
}
/**
* Extracts 4 floats from a Matrix2D
*/
class FlowGraphExtractMatrix2DBlock extends FlowGraphMathExtractBlock {
constructor(config) {
super(4, RichTypeMatrix2D, config);
}
_updateOutputs(context) {
let input = this.getDataInput("input")?.getValue(context);
if (!input) {
input = new FlowGraphMatrix2D();
this.getDataInput("input").setValue(input, context);
}
for (let i = 0; i < 4; i++) {
this.getDataOutput(`output_${i}`).setValue(input.m[i], context);
}
}
getClassName() {
return "FlowGraphExtractMatrix2DBlock" /* FlowGraphBlockNames.ExtractMatrix2D */;
}
}
/**
* Extracts 4 floats from a Matrix2D
*/
class FlowGraphExtractMatrix3DBlock extends FlowGraphMathExtractBlock {
constructor(config) {
super(9, RichTypeMatrix3D, config);
}
_updateOutputs(context) {
let input = this.getDataInput("input")?.getValue(context);
if (!input) {
input = new FlowGraphMatrix3D();
this.getDataInput("input").setValue(input, context);
}
for (let i = 0; i < 9; i++) {
this.getDataOutput(`output_${i}`).setValue(input.m[i], context);
}
}
getClassName() {
return "FlowGraphExtractMatrix3DBlock" /* FlowGraphBlockNames.ExtractMatrix3D */;
}
}
let _Registered = false;
/**
* Register side effects for flowGraphMathCombineExtractBlocks.
* Safe to call multiple times; only the first call has an effect.
*/
function RegisterFlowGraphMathCombineExtractBlocks() {
if (_Registered) {
return;
}
_Registered = true;
RegisterClass("FlowGraphCombineVector2Block" /* FlowGraphBlockNames.CombineVector2 */, FlowGraphCombineVector2Block);
RegisterClass("FlowGraphCombineVector3Block" /* FlowGraphBlockNames.CombineVector3 */, FlowGraphCombineVector3Block);
RegisterClass("FlowGraphCombineVector4Block" /* FlowGraphBlockNames.CombineVector4 */, FlowGraphCombineVector4Block);
RegisterClass("FlowGraphCombineMatrixBlock" /* FlowGraphBlockNames.CombineMatrix */, FlowGraphCombineMatrixBlock);
RegisterClass("FlowGraphCombineMatrix2DBlock" /* FlowGraphBlockNames.CombineMatrix2D */, FlowGraphCombineMatrix2DBlock);
RegisterClass("FlowGraphCombineMatrix3DBlock" /* FlowGraphBlockNames.CombineMatrix3D */, FlowGraphCombineMatrix3DBlock);
RegisterClass("FlowGraphExtractVector2Block" /* FlowGraphBlockNames.ExtractVector2 */, FlowGraphExtractVector2Block);
RegisterClass("FlowGraphExtractVector3Block" /* FlowGraphBlockNames.ExtractVector3 */, FlowGraphExtractVector3Block);
RegisterClass("FlowGraphExtractVector4Block" /* FlowGraphBlockNames.ExtractVector4 */, FlowGraphExtractVector4Block);
RegisterClass("FlowGraphExtractMatrixBlock" /* FlowGraphBlockNames.ExtractMatrix */, FlowGraphExtractMatrixBlock);
RegisterClass("FlowGraphExtractMatrix2DBlock" /* FlowGraphBlockNames.ExtractMatrix2D */, FlowGraphExtractMatrix2DBlock);
RegisterClass("FlowGraphExtractMatrix3DBlock" /* FlowGraphBlockNames.ExtractMatrix3D */, FlowGraphExtractMatrix3DBlock);
}
/**
* Re-exports pure implementation and applies runtime side effects.
* Import flowGraphMathCombineExtractBlocks.pure for tree-shakeable, side-effect-free usage.
*/
RegisterFlowGraphMathCombineExtractBlocks();
export { FlowGraphCombineMatrix2DBlock, FlowGraphCombineMatrix3DBlock, FlowGraphCombineMatrixBlock, FlowGraphCombineVector2Block, FlowGraphCombineVector3Block, FlowGraphCombineVector4Block, FlowGraphExtractMatrix2DBlock, FlowGraphExtractMatrix3DBlock, FlowGraphExtractMatrixBlock, FlowGraphExtractVector2Block, FlowGraphExtractVector3Block, FlowGraphExtractVector4Block, RegisterFlowGraphMathCombineExtractBlocks };
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