| 1 |
- {"ast":null,"code":"import { __decorate } from \"../../tslib.es6.js\";\nimport { Observable } from \"../../Misc/observable.js\";\nimport { Mesh } from \"../mesh.js\";\nimport { GeometryOutputBlock } from \"./Blocks/geometryOutputBlock.js\";\nimport { NodeGeometryBuildState } from \"./nodeGeometryBuildState.js\";\nimport { GetClass } from \"../../Misc/typeStore.js\";\nimport { serialize } from \"../../Misc/decorators.js\";\nimport { SerializationHelper } from \"../../Misc/decorators.serialization.js\";\nimport { WebRequest } from \"../../Misc/webRequest.js\";\nimport { BoxBlock } from \"./Blocks/Sources/boxBlock.js\";\nimport { PrecisionDate } from \"../../Misc/precisionDate.js\";\nimport { Tools } from \"../../Misc/tools.js\";\nimport { AbstractEngine } from \"../../Engines/abstractEngine.js\";\n/**\n * Defines a node based geometry\n * @see demo at https://playground.babylonjs.com#PYY6XE#69\n */\nexport class NodeGeometry {\n /** @returns the inspector from bundle or global */\n _getGlobalNodeGeometryEditor() {\n // UMD Global name detection from Webpack Bundle UMD Name.\n if (typeof NODEGEOMETRYEDITOR !== \"undefined\") {\n return NODEGEOMETRYEDITOR;\n }\n // In case of module let's check the global emitted from the editor entry point.\n if (typeof BABYLON !== \"undefined\" && typeof BABYLON.NodeGeometryEditor !== \"undefined\") {\n return BABYLON;\n }\n return undefined;\n }\n /**\n * Gets the time spent to build this block (in ms)\n */\n get buildExecutionTime() {\n return this._buildExecutionTime;\n }\n /**\n * Creates a new geometry\n * @param name defines the name of the geometry\n */\n constructor(name) {\n this._buildId = NodeGeometry._BuildIdGenerator++;\n this._buildWasSuccessful = false;\n this._vertexData = null;\n this._buildExecutionTime = 0;\n // eslint-disable-next-line @typescript-eslint/naming-convention\n this.BJSNODEGEOMETRYEDITOR = this._getGlobalNodeGeometryEditor();\n /**\n * Gets or sets data used by visual editor\n * @see https://nge.babylonjs.com\n */\n this.editorData = null;\n /**\n * Gets an array of blocks that needs to be serialized even if they are not yet connected\n */\n this.attachedBlocks = [];\n /**\n * Observable raised when the geometry is built\n */\n this.onBuildObservable = new Observable();\n /** Gets or sets the GeometryOutputBlock used to gather the final geometry data */\n this.outputBlock = null;\n this.name = name;\n }\n /**\n * Gets the current class name of the geometry e.g. \"NodeGeometry\"\n * @returns the class name\n */\n getClassName() {\n return \"NodeGeometry\";\n }\n /**\n * Gets the vertex data. This needs to be done after build() was called.\n * This is used to access vertexData when creating a mesh is not required.\n */\n get vertexData() {\n return this._vertexData;\n }\n /**\n * Get a block by its name\n * @param name defines the name of the block to retrieve\n * @returns the required block or null if not found\n */\n getBlockByName(name) {\n let result = null;\n for (const block of this.attachedBlocks) {\n if (block.name === name) {\n if (!result) {\n result = block;\n } else {\n Tools.Warn(\"More than one block was found with the name `\" + name + \"`\");\n return result;\n }\n }\n }\n return result;\n }\n /**\n * Get a block using a predicate\n * @param predicate defines the predicate used to find the good candidate\n * @returns the required block or null if not found\n */\n getBlockByPredicate(predicate) {\n for (const block of this.attachedBlocks) {\n if (predicate(block)) {\n return block;\n }\n }\n return null;\n }\n /**\n * Gets the list of input blocks attached to this material\n * @returns an array of InputBlocks\n */\n getInputBlocks() {\n const blocks = [];\n for (const block of this.attachedBlocks) {\n if (block.isInput) {\n blocks.push(block);\n }\n }\n return blocks;\n }\n /**\n * Launch the node geometry editor\n * @param config Define the configuration of the editor\n * @returns a promise fulfilled when the node editor is visible\n */\n edit(config) {\n return new Promise(resolve => {\n this.BJSNODEGEOMETRYEDITOR = this.BJSNODEGEOMETRYEDITOR || this._getGlobalNodeGeometryEditor();\n if (typeof this.BJSNODEGEOMETRYEDITOR == \"undefined\") {\n const editorUrl = config && config.editorURL ? config.editorURL : NodeGeometry.EditorURL;\n // Load editor and add it to the DOM\n Tools.LoadBabylonScript(editorUrl, () => {\n this.BJSNODEGEOMETRYEDITOR = this.BJSNODEGEOMETRYEDITOR || this._getGlobalNodeGeometryEditor();\n this._createNodeEditor(config === null || config === void 0 ? void 0 : config.nodeGeometryEditorConfig);\n resolve();\n });\n } else {\n // Otherwise creates the editor\n this._createNodeEditor(config === null || config === void 0 ? void 0 : config.nodeGeometryEditorConfig);\n resolve();\n }\n });\n }\n /**\n * Creates the node editor window.\n * @param additionalConfig Additional configuration for the NGE\n */\n _createNodeEditor(additionalConfig) {\n const nodeEditorConfig = {\n nodeGeometry: this,\n ...additionalConfig\n };\n this.BJSNODEGEOMETRYEDITOR.NodeGeometryEditor.Show(nodeEditorConfig);\n }\n /**\n * Build the final geometry. Please note that the geometry MAY not be ready until the onBuildObservable is raised.\n * @param verbose defines if the build should log activity\n * @param updateBuildId defines if the internal build Id should be updated (default is true)\n * @param autoConfigure defines if the autoConfigure method should be called when initializing blocks (default is false)\n */\n build(verbose = false, updateBuildId = true, autoConfigure = false) {\n this._buildWasSuccessful = false;\n if (!this.outputBlock) {\n // eslint-disable-next-line no-throw-literal\n throw \"You must define the outputBlock property before building the geometry\";\n }\n const now = PrecisionDate.Now;\n // Initialize blocks\n this._initializeBlock(this.outputBlock, autoConfigure);\n // Check async states\n const promises = [];\n for (const block of this.attachedBlocks) {\n if (block._isReadyState) {\n promises.push(block._isReadyState);\n }\n }\n if (promises.length) {\n Promise.all(promises).then(() => {\n this.build(verbose, updateBuildId, autoConfigure);\n });\n return;\n }\n // Build\n const state = new NodeGeometryBuildState();\n state.buildId = this._buildId;\n state.verbose = verbose;\n try {\n this.outputBlock.build(state);\n } finally {\n if (updateBuildId) {\n this._buildId = NodeGeometry._BuildIdGenerator++;\n }\n }\n this._buildExecutionTime = PrecisionDate.Now - now;\n // Errors\n state.emitErrors();\n this._buildWasSuccessful = true;\n this._vertexData = state.vertexData;\n this.onBuildObservable.notifyObservers(this);\n }\n /**\n * Creates a mesh from the geometry blocks\n * @param name defines the name of the mesh\n * @param scene The scene the mesh is scoped to\n * @returns The new mesh\n */\n createMesh(name, scene = null) {\n if (!this._buildWasSuccessful) {\n this.build();\n }\n if (!this._vertexData) {\n return null;\n }\n const mesh = new Mesh(name, scene);\n this._vertexData.applyToMesh(mesh);\n mesh._internalMetadata = mesh._internalMetadata || {};\n mesh._internalMetadata.nodeGeometry = this;\n return mesh;\n }\n /**\n * Creates a mesh from the geometry blocks\n * @param mesh the mesh to update\n * @returns True if successfully updated\n */\n updateMesh(mesh) {\n if (!this._buildWasSuccessful) {\n this.build();\n }\n if (!this._vertexData) {\n return false;\n }\n this._vertexData.applyToMesh(mesh);\n mesh._internalMetadata = mesh._internalMetadata || {};\n mesh._internalMetadata.nodeGeometry = this;\n return mesh;\n }\n _initializeBlock(node, autoConfigure = true) {\n node.initialize();\n if (autoConfigure) {\n node.autoConfigure(this);\n }\n node._preparationId = this._buildId;\n if (this.attachedBlocks.indexOf(node) === -1) {\n this.attachedBlocks.push(node);\n }\n for (const input of node.inputs) {\n const connectedPoint = input.connectedPoint;\n if (connectedPoint) {\n const block = connectedPoint.ownerBlock;\n if (block !== node) {\n this._initializeBlock(block, autoConfigure);\n }\n }\n }\n }\n /**\n * Clear the current geometry\n */\n clear() {\n this.outputBlock = null;\n this.attachedBlocks.length = 0;\n }\n /**\n * Remove a block from the current geometry\n * @param block defines the block to remove\n */\n removeBlock(block) {\n const attachedBlockIndex = this.attachedBlocks.indexOf(block);\n if (attachedBlockIndex > -1) {\n this.attachedBlocks.splice(attachedBlockIndex, 1);\n }\n if (block === this.outputBlock) {\n this.outputBlock = null;\n }\n }\n /**\n * Clear the current graph and load a new one from a serialization object\n * @param source defines the JSON representation of the geometry\n * @param merge defines whether or not the source must be merged or replace the current content\n */\n parseSerializedObject(source, merge = false) {\n if (!merge) {\n this.clear();\n }\n const map = {};\n // Create blocks\n for (const parsedBlock of source.blocks) {\n const blockType = GetClass(parsedBlock.customType);\n if (blockType) {\n const block = new blockType();\n block._deserialize(parsedBlock);\n map[parsedBlock.id] = block;\n this.attachedBlocks.push(block);\n }\n }\n // Reconnect teleportation\n for (const block of this.attachedBlocks) {\n if (block.isTeleportOut) {\n const teleportOut = block;\n const id = teleportOut._tempEntryPointUniqueId;\n if (id) {\n const source = map[id];\n if (source) {\n source.attachToEndpoint(teleportOut);\n }\n }\n }\n }\n // Connections - Starts with input blocks only (except if in \"merge\" mode where we scan all blocks)\n for (let blockIndex = 0; blockIndex < source.blocks.length; blockIndex++) {\n const parsedBlock = source.blocks[blockIndex];\n const block = map[parsedBlock.id];\n if (!block) {\n continue;\n }\n if (block.inputs.length && parsedBlock.inputs.some(i => i.targetConnectionName) && !merge) {\n continue;\n }\n this._restoreConnections(block, source, map);\n }\n // Outputs\n if (source.outputNodeId) {\n this.outputBlock = map[source.outputNodeId];\n }\n // UI related info\n if (source.locations || source.editorData && source.editorData.locations) {\n const locations = source.locations || source.editorData.locations;\n for (const location of locations) {\n if (map[location.blockId]) {\n location.blockId = map[location.blockId].uniqueId;\n }\n }\n if (merge && this.editorData && this.editorData.locations) {\n locations.concat(this.editorData.locations);\n }\n if (source.locations) {\n this.editorData = {\n locations: locations\n };\n } else {\n this.editorData = source.editorData;\n this.editorData.locations = locations;\n }\n const blockMap = [];\n for (const key in map) {\n blockMap[key] = map[key].uniqueId;\n }\n this.editorData.map = blockMap;\n }\n this.comment = source.comment;\n }\n _restoreConnections(block, source, map) {\n for (const outputPoint of block.outputs) {\n for (const candidate of source.blocks) {\n const target = map[candidate.id];\n if (!target) {\n continue;\n }\n for (const input of candidate.inputs) {\n if (map[input.targetBlockId] === block && input.targetConnectionName === outputPoint.name) {\n const inputPoint = target.getInputByName(input.inputName);\n if (!inputPoint || inputPoint.isConnected) {\n continue;\n }\n outputPoint.connectTo(inputPoint, true);\n this._restoreConnections(target, source, map);\n continue;\n }\n }\n }\n }\n }\n /**\n * Generate a string containing the code declaration required to create an equivalent of this geometry\n * @returns a string\n */\n generateCode() {\n let alreadyDumped = [];\n const blocks = [];\n const uniqueNames = [\"const\", \"var\", \"let\"];\n // Gets active blocks\n if (this.outputBlock) {\n this._gatherBlocks(this.outputBlock, blocks);\n }\n // Generate\n let codeString = `let nodeGeometry = new BABYLON.NodeGeometry(\"${this.name || \"node geometry\"}\");\\n`;\n for (const node of blocks) {\n if (node.isInput && alreadyDumped.indexOf(node) === -1) {\n codeString += node._dumpCode(uniqueNames, alreadyDumped);\n }\n }\n if (this.outputBlock) {\n // Connections\n alreadyDumped = [];\n codeString += \"// Connections\\n\";\n codeString += this.outputBlock._dumpCodeForOutputConnections(alreadyDumped);\n // Output nodes\n codeString += \"// Output nodes\\n\";\n codeString += `nodeGeometry.outputBlock = ${this.outputBlock._codeVariableName};\\n`;\n codeString += `nodeGeometry.build();\\n`;\n }\n return codeString;\n }\n _gatherBlocks(rootNode, list) {\n if (list.indexOf(rootNode) !== -1) {\n return;\n }\n list.push(rootNode);\n for (const input of rootNode.inputs) {\n const connectedPoint = input.connectedPoint;\n if (connectedPoint) {\n const block = connectedPoint.ownerBlock;\n if (block !== rootNode) {\n this._gatherBlocks(block, list);\n }\n }\n }\n // Teleportation\n if (rootNode.isTeleportOut) {\n const block = rootNode;\n if (block.entryPoint) {\n this._gatherBlocks(block.entryPoint, list);\n }\n }\n }\n /**\n * Clear the current geometry and set it to a default state\n */\n setToDefault() {\n this.clear();\n this.editorData = null;\n // Source\n const dataBlock = new BoxBlock(\"Box\");\n dataBlock.autoConfigure();\n // Final output\n const output = new GeometryOutputBlock(\"Geometry Output\");\n dataBlock.geometry.connectTo(output.geometry);\n this.outputBlock = output;\n }\n /**\n * Makes a duplicate of the current geometry.\n * @param name defines the name to use for the new geometry\n * @returns the new geometry\n */\n clone(name) {\n const serializationObject = this.serialize();\n const clone = SerializationHelper.Clone(() => new NodeGeometry(name), this);\n clone.name = name;\n clone.parseSerializedObject(serializationObject);\n clone._buildId = this._buildId;\n clone.build(false);\n return clone;\n }\n /**\n * Serializes this geometry in a JSON representation\n * @param selectedBlocks defines the list of blocks to save (if null the whole geometry will be saved)\n * @returns the serialized geometry object\n */\n serialize(selectedBlocks) {\n const serializationObject = selectedBlocks ? {} : SerializationHelper.Serialize(this);\n serializationObject.editorData = JSON.parse(JSON.stringify(this.editorData)); // Copy\n let blocks = [];\n if (selectedBlocks) {\n blocks = selectedBlocks;\n } else {\n serializationObject.customType = \"BABYLON.NodeGeometry\";\n if (this.outputBlock) {\n serializationObject.outputNodeId = this.outputBlock.uniqueId;\n }\n }\n // Blocks\n serializationObject.blocks = [];\n for (const block of blocks) {\n serializationObject.blocks.push(block.serialize());\n }\n if (!selectedBlocks) {\n for (const block of this.attachedBlocks) {\n if (blocks.indexOf(block) !== -1) {\n continue;\n }\n serializationObject.blocks.push(block.serialize());\n }\n }\n return serializationObject;\n }\n /**\n * Disposes the ressources\n */\n dispose() {\n for (const block of this.attachedBlocks) {\n block.dispose();\n }\n this.attachedBlocks.length = 0;\n this.onBuildObservable.clear();\n }\n /**\n * Creates a new node geometry set to default basic configuration\n * @param name defines the name of the geometry\n * @returns a new NodeGeometry\n */\n static CreateDefault(name) {\n const nodeGeometry = new NodeGeometry(name);\n nodeGeometry.setToDefault();\n nodeGeometry.build();\n return nodeGeometry;\n }\n /**\n * Creates a node geometry from parsed geometry data\n * @param source defines the JSON representation of the geometry\n * @returns a new node geometry\n */\n static Parse(source) {\n const nodeGeometry = SerializationHelper.Parse(() => new NodeGeometry(source.name), source, null);\n nodeGeometry.parseSerializedObject(source);\n nodeGeometry.build();\n return nodeGeometry;\n }\n /**\n * Creates a node geometry from a snippet saved by the node geometry editor\n * @param snippetId defines the snippet to load\n * @param nodeGeometry defines a node geometry to update (instead of creating a new one)\n * @param skipBuild defines whether to build the node geometry\n * @returns a promise that will resolve to the new node geometry\n */\n static ParseFromSnippetAsync(snippetId, nodeGeometry, skipBuild = false) {\n if (snippetId === \"_BLANK\") {\n return Promise.resolve(NodeGeometry.CreateDefault(\"blank\"));\n }\n return new Promise((resolve, reject) => {\n const request = new WebRequest();\n request.addEventListener(\"readystatechange\", () => {\n if (request.readyState == 4) {\n if (request.status == 200) {\n const snippet = JSON.parse(JSON.parse(request.responseText).jsonPayload);\n const serializationObject = JSON.parse(snippet.nodeGeometry);\n if (!nodeGeometry) {\n nodeGeometry = SerializationHelper.Parse(() => new NodeGeometry(snippetId), serializationObject, null);\n }\n nodeGeometry.parseSerializedObject(serializationObject);\n nodeGeometry.snippetId = snippetId;\n try {\n if (!skipBuild) {\n nodeGeometry.build();\n }\n resolve(nodeGeometry);\n } catch (err) {\n reject(err);\n }\n } else {\n reject(\"Unable to load the snippet \" + snippetId);\n }\n }\n });\n request.open(\"GET\", this.SnippetUrl + \"/\" + snippetId.replace(/#/g, \"/\"));\n request.send();\n });\n }\n}\nNodeGeometry._BuildIdGenerator = 0;\n/** Define the Url to load node editor script */\nNodeGeometry.EditorURL = `${Tools._DefaultCdnUrl}/v${AbstractEngine.Version}/nodeGeometryEditor/babylon.nodeGeometryEditor.js`;\n/** Define the Url to load snippets */\nNodeGeometry.SnippetUrl = `https://snippet.babylonjs.com`;\n__decorate([serialize()], NodeGeometry.prototype, \"name\", void 0);\n__decorate([serialize(\"comment\")], NodeGeometry.prototype, \"comment\", void 0);","map":{"version":3,"names":["__decorate","Observable","Mesh","GeometryOutputBlock","NodeGeometryBuildState","GetClass","serialize","SerializationHelper","WebRequest","BoxBlock","PrecisionDate","Tools","AbstractEngine","NodeGeometry","_getGlobalNodeGeometryEditor","NODEGEOMETRYEDITOR","BABYLON","NodeGeometryEditor","undefined","buildExecutionTime","_buildExecutionTime","constructor","name","_buildId","_BuildIdGenerator","_buildWasSuccessful","_vertexData","BJSNODEGEOMETRYEDITOR","editorData","attachedBlocks","onBuildObservable","outputBlock","getClassName","vertexData","getBlockByName","result","block","Warn","getBlockByPredicate","predicate","getInputBlocks","blocks","isInput","push","edit","config","Promise","resolve","editorUrl","editorURL","EditorURL","LoadBabylonScript","_createNodeEditor","nodeGeometryEditorConfig","additionalConfig","nodeEditorConfig","nodeGeometry","Show","build","verbose","updateBuildId","autoConfigure","now","Now","_initializeBlock","promises","_isReadyState","length","all","then","state","buildId","emitErrors","notifyObservers","createMesh","scene","mesh","applyToMesh","_internalMetadata","updateMesh","node","initialize","_preparationId","indexOf","input","inputs","connectedPoint","ownerBlock","clear","removeBlock","attachedBlockIndex","splice","parseSerializedObject","source","merge","map","parsedBlock","blockType","customType","_deserialize","id","isTeleportOut","teleportOut","_tempEntryPointUniqueId","attachToEndpoint","blockIndex","some","i","targetConnectionName","_restoreConnections","outputNodeId","locations","location","blockId","uniqueId","concat","blockMap","key","comment","outputPoint","outputs","candidate","target","targetBlockId","inputPoint","getInputByName","inputName","isConnected","connectTo","generateCode","alreadyDumped","uniqueNames","_gatherBlocks","codeString","_dumpCode","_dumpCodeForOutputConnections","_codeVariableName","rootNode","list","entryPoint","setToDefault","dataBlock","output","geometry","clone","serializationObject","Clone","selectedBlocks","Serialize","JSON","parse","stringify","dispose","CreateDefault","Parse","ParseFromSnippetAsync","snippetId","skipBuild","reject","request","addEventListener","readyState","status","snippet","responseText","jsonPayload","err","open","SnippetUrl","replace","send","_DefaultCdnUrl","Version","prototype"],"sources":["F:/workspace/202226701027/huinongbao-app/node_modules/@babylonjs/core/Meshes/Node/nodeGeometry.js"],"sourcesContent":["import { __decorate } from \"../../tslib.es6.js\";\nimport { Observable } from \"../../Misc/observable.js\";\nimport { Mesh } from \"../mesh.js\";\nimport { GeometryOutputBlock } from \"./Blocks/geometryOutputBlock.js\";\nimport { NodeGeometryBuildState } from \"./nodeGeometryBuildState.js\";\nimport { GetClass } from \"../../Misc/typeStore.js\";\nimport { serialize } from \"../../Misc/decorators.js\";\nimport { SerializationHelper } from \"../../Misc/decorators.serialization.js\";\n\nimport { WebRequest } from \"../../Misc/webRequest.js\";\nimport { BoxBlock } from \"./Blocks/Sources/boxBlock.js\";\nimport { PrecisionDate } from \"../../Misc/precisionDate.js\";\nimport { Tools } from \"../../Misc/tools.js\";\nimport { AbstractEngine } from \"../../Engines/abstractEngine.js\";\n/**\n * Defines a node based geometry\n * @see demo at https://playground.babylonjs.com#PYY6XE#69\n */\nexport class NodeGeometry {\n /** @returns the inspector from bundle or global */\n _getGlobalNodeGeometryEditor() {\n // UMD Global name detection from Webpack Bundle UMD Name.\n if (typeof NODEGEOMETRYEDITOR !== \"undefined\") {\n return NODEGEOMETRYEDITOR;\n }\n // In case of module let's check the global emitted from the editor entry point.\n if (typeof BABYLON !== \"undefined\" && typeof BABYLON.NodeGeometryEditor !== \"undefined\") {\n return BABYLON;\n }\n return undefined;\n }\n /**\n * Gets the time spent to build this block (in ms)\n */\n get buildExecutionTime() {\n return this._buildExecutionTime;\n }\n /**\n * Creates a new geometry\n * @param name defines the name of the geometry\n */\n constructor(name) {\n this._buildId = NodeGeometry._BuildIdGenerator++;\n this._buildWasSuccessful = false;\n this._vertexData = null;\n this._buildExecutionTime = 0;\n // eslint-disable-next-line @typescript-eslint/naming-convention\n this.BJSNODEGEOMETRYEDITOR = this._getGlobalNodeGeometryEditor();\n /**\n * Gets or sets data used by visual editor\n * @see https://nge.babylonjs.com\n */\n this.editorData = null;\n /**\n * Gets an array of blocks that needs to be serialized even if they are not yet connected\n */\n this.attachedBlocks = [];\n /**\n * Observable raised when the geometry is built\n */\n this.onBuildObservable = new Observable();\n /** Gets or sets the GeometryOutputBlock used to gather the final geometry data */\n this.outputBlock = null;\n this.name = name;\n }\n /**\n * Gets the current class name of the geometry e.g. \"NodeGeometry\"\n * @returns the class name\n */\n getClassName() {\n return \"NodeGeometry\";\n }\n /**\n * Gets the vertex data. This needs to be done after build() was called.\n * This is used to access vertexData when creating a mesh is not required.\n */\n get vertexData() {\n return this._vertexData;\n }\n /**\n * Get a block by its name\n * @param name defines the name of the block to retrieve\n * @returns the required block or null if not found\n */\n getBlockByName(name) {\n let result = null;\n for (const block of this.attachedBlocks) {\n if (block.name === name) {\n if (!result) {\n result = block;\n }\n else {\n Tools.Warn(\"More than one block was found with the name `\" + name + \"`\");\n return result;\n }\n }\n }\n return result;\n }\n /**\n * Get a block using a predicate\n * @param predicate defines the predicate used to find the good candidate\n * @returns the required block or null if not found\n */\n getBlockByPredicate(predicate) {\n for (const block of this.attachedBlocks) {\n if (predicate(block)) {\n return block;\n }\n }\n return null;\n }\n /**\n * Gets the list of input blocks attached to this material\n * @returns an array of InputBlocks\n */\n getInputBlocks() {\n const blocks = [];\n for (const block of this.attachedBlocks) {\n if (block.isInput) {\n blocks.push(block);\n }\n }\n return blocks;\n }\n /**\n * Launch the node geometry editor\n * @param config Define the configuration of the editor\n * @returns a promise fulfilled when the node editor is visible\n */\n edit(config) {\n return new Promise((resolve) => {\n this.BJSNODEGEOMETRYEDITOR = this.BJSNODEGEOMETRYEDITOR || this._getGlobalNodeGeometryEditor();\n if (typeof this.BJSNODEGEOMETRYEDITOR == \"undefined\") {\n const editorUrl = config && config.editorURL ? config.editorURL : NodeGeometry.EditorURL;\n // Load editor and add it to the DOM\n Tools.LoadBabylonScript(editorUrl, () => {\n this.BJSNODEGEOMETRYEDITOR = this.BJSNODEGEOMETRYEDITOR || this._getGlobalNodeGeometryEditor();\n this._createNodeEditor(config?.nodeGeometryEditorConfig);\n resolve();\n });\n }\n else {\n // Otherwise creates the editor\n this._createNodeEditor(config?.nodeGeometryEditorConfig);\n resolve();\n }\n });\n }\n /**\n * Creates the node editor window.\n * @param additionalConfig Additional configuration for the NGE\n */\n _createNodeEditor(additionalConfig) {\n const nodeEditorConfig = {\n nodeGeometry: this,\n ...additionalConfig,\n };\n this.BJSNODEGEOMETRYEDITOR.NodeGeometryEditor.Show(nodeEditorConfig);\n }\n /**\n * Build the final geometry. Please note that the geometry MAY not be ready until the onBuildObservable is raised.\n * @param verbose defines if the build should log activity\n * @param updateBuildId defines if the internal build Id should be updated (default is true)\n * @param autoConfigure defines if the autoConfigure method should be called when initializing blocks (default is false)\n */\n build(verbose = false, updateBuildId = true, autoConfigure = false) {\n this._buildWasSuccessful = false;\n if (!this.outputBlock) {\n // eslint-disable-next-line no-throw-literal\n throw \"You must define the outputBlock property before building the geometry\";\n }\n const now = PrecisionDate.Now;\n // Initialize blocks\n this._initializeBlock(this.outputBlock, autoConfigure);\n // Check async states\n const promises = [];\n for (const block of this.attachedBlocks) {\n if (block._isReadyState) {\n promises.push(block._isReadyState);\n }\n }\n if (promises.length) {\n Promise.all(promises).then(() => {\n this.build(verbose, updateBuildId, autoConfigure);\n });\n return;\n }\n // Build\n const state = new NodeGeometryBuildState();\n state.buildId = this._buildId;\n state.verbose = verbose;\n try {\n this.outputBlock.build(state);\n }\n finally {\n if (updateBuildId) {\n this._buildId = NodeGeometry._BuildIdGenerator++;\n }\n }\n this._buildExecutionTime = PrecisionDate.Now - now;\n // Errors\n state.emitErrors();\n this._buildWasSuccessful = true;\n this._vertexData = state.vertexData;\n this.onBuildObservable.notifyObservers(this);\n }\n /**\n * Creates a mesh from the geometry blocks\n * @param name defines the name of the mesh\n * @param scene The scene the mesh is scoped to\n * @returns The new mesh\n */\n createMesh(name, scene = null) {\n if (!this._buildWasSuccessful) {\n this.build();\n }\n if (!this._vertexData) {\n return null;\n }\n const mesh = new Mesh(name, scene);\n this._vertexData.applyToMesh(mesh);\n mesh._internalMetadata = mesh._internalMetadata || {};\n mesh._internalMetadata.nodeGeometry = this;\n return mesh;\n }\n /**\n * Creates a mesh from the geometry blocks\n * @param mesh the mesh to update\n * @returns True if successfully updated\n */\n updateMesh(mesh) {\n if (!this._buildWasSuccessful) {\n this.build();\n }\n if (!this._vertexData) {\n return false;\n }\n this._vertexData.applyToMesh(mesh);\n mesh._internalMetadata = mesh._internalMetadata || {};\n mesh._internalMetadata.nodeGeometry = this;\n return mesh;\n }\n _initializeBlock(node, autoConfigure = true) {\n node.initialize();\n if (autoConfigure) {\n node.autoConfigure(this);\n }\n node._preparationId = this._buildId;\n if (this.attachedBlocks.indexOf(node) === -1) {\n this.attachedBlocks.push(node);\n }\n for (const input of node.inputs) {\n const connectedPoint = input.connectedPoint;\n if (connectedPoint) {\n const block = connectedPoint.ownerBlock;\n if (block !== node) {\n this._initializeBlock(block, autoConfigure);\n }\n }\n }\n }\n /**\n * Clear the current geometry\n */\n clear() {\n this.outputBlock = null;\n this.attachedBlocks.length = 0;\n }\n /**\n * Remove a block from the current geometry\n * @param block defines the block to remove\n */\n removeBlock(block) {\n const attachedBlockIndex = this.attachedBlocks.indexOf(block);\n if (attachedBlockIndex > -1) {\n this.attachedBlocks.splice(attachedBlockIndex, 1);\n }\n if (block === this.outputBlock) {\n this.outputBlock = null;\n }\n }\n /**\n * Clear the current graph and load a new one from a serialization object\n * @param source defines the JSON representation of the geometry\n * @param merge defines whether or not the source must be merged or replace the current content\n */\n parseSerializedObject(source, merge = false) {\n if (!merge) {\n this.clear();\n }\n const map = {};\n // Create blocks\n for (const parsedBlock of source.blocks) {\n const blockType = GetClass(parsedBlock.customType);\n if (blockType) {\n const block = new blockType();\n block._deserialize(parsedBlock);\n map[parsedBlock.id] = block;\n this.attachedBlocks.push(block);\n }\n }\n // Reconnect teleportation\n for (const block of this.attachedBlocks) {\n if (block.isTeleportOut) {\n const teleportOut = block;\n const id = teleportOut._tempEntryPointUniqueId;\n if (id) {\n const source = map[id];\n if (source) {\n source.attachToEndpoint(teleportOut);\n }\n }\n }\n }\n // Connections - Starts with input blocks only (except if in \"merge\" mode where we scan all blocks)\n for (let blockIndex = 0; blockIndex < source.blocks.length; blockIndex++) {\n const parsedBlock = source.blocks[blockIndex];\n const block = map[parsedBlock.id];\n if (!block) {\n continue;\n }\n if (block.inputs.length && parsedBlock.inputs.some((i) => i.targetConnectionName) && !merge) {\n continue;\n }\n this._restoreConnections(block, source, map);\n }\n // Outputs\n if (source.outputNodeId) {\n this.outputBlock = map[source.outputNodeId];\n }\n // UI related info\n if (source.locations || (source.editorData && source.editorData.locations)) {\n const locations = source.locations || source.editorData.locations;\n for (const location of locations) {\n if (map[location.blockId]) {\n location.blockId = map[location.blockId].uniqueId;\n }\n }\n if (merge && this.editorData && this.editorData.locations) {\n locations.concat(this.editorData.locations);\n }\n if (source.locations) {\n this.editorData = {\n locations: locations,\n };\n }\n else {\n this.editorData = source.editorData;\n this.editorData.locations = locations;\n }\n const blockMap = [];\n for (const key in map) {\n blockMap[key] = map[key].uniqueId;\n }\n this.editorData.map = blockMap;\n }\n this.comment = source.comment;\n }\n _restoreConnections(block, source, map) {\n for (const outputPoint of block.outputs) {\n for (const candidate of source.blocks) {\n const target = map[candidate.id];\n if (!target) {\n continue;\n }\n for (const input of candidate.inputs) {\n if (map[input.targetBlockId] === block && input.targetConnectionName === outputPoint.name) {\n const inputPoint = target.getInputByName(input.inputName);\n if (!inputPoint || inputPoint.isConnected) {\n continue;\n }\n outputPoint.connectTo(inputPoint, true);\n this._restoreConnections(target, source, map);\n continue;\n }\n }\n }\n }\n }\n /**\n * Generate a string containing the code declaration required to create an equivalent of this geometry\n * @returns a string\n */\n generateCode() {\n let alreadyDumped = [];\n const blocks = [];\n const uniqueNames = [\"const\", \"var\", \"let\"];\n // Gets active blocks\n if (this.outputBlock) {\n this._gatherBlocks(this.outputBlock, blocks);\n }\n // Generate\n let codeString = `let nodeGeometry = new BABYLON.NodeGeometry(\"${this.name || \"node geometry\"}\");\\n`;\n for (const node of blocks) {\n if (node.isInput && alreadyDumped.indexOf(node) === -1) {\n codeString += node._dumpCode(uniqueNames, alreadyDumped);\n }\n }\n if (this.outputBlock) {\n // Connections\n alreadyDumped = [];\n codeString += \"// Connections\\n\";\n codeString += this.outputBlock._dumpCodeForOutputConnections(alreadyDumped);\n // Output nodes\n codeString += \"// Output nodes\\n\";\n codeString += `nodeGeometry.outputBlock = ${this.outputBlock._codeVariableName};\\n`;\n codeString += `nodeGeometry.build();\\n`;\n }\n return codeString;\n }\n _gatherBlocks(rootNode, list) {\n if (list.indexOf(rootNode) !== -1) {\n return;\n }\n list.push(rootNode);\n for (const input of rootNode.inputs) {\n const connectedPoint = input.connectedPoint;\n if (connectedPoint) {\n const block = connectedPoint.ownerBlock;\n if (block !== rootNode) {\n this._gatherBlocks(block, list);\n }\n }\n }\n // Teleportation\n if (rootNode.isTeleportOut) {\n const block = rootNode;\n if (block.entryPoint) {\n this._gatherBlocks(block.entryPoint, list);\n }\n }\n }\n /**\n * Clear the current geometry and set it to a default state\n */\n setToDefault() {\n this.clear();\n this.editorData = null;\n // Source\n const dataBlock = new BoxBlock(\"Box\");\n dataBlock.autoConfigure();\n // Final output\n const output = new GeometryOutputBlock(\"Geometry Output\");\n dataBlock.geometry.connectTo(output.geometry);\n this.outputBlock = output;\n }\n /**\n * Makes a duplicate of the current geometry.\n * @param name defines the name to use for the new geometry\n * @returns the new geometry\n */\n clone(name) {\n const serializationObject = this.serialize();\n const clone = SerializationHelper.Clone(() => new NodeGeometry(name), this);\n clone.name = name;\n clone.parseSerializedObject(serializationObject);\n clone._buildId = this._buildId;\n clone.build(false);\n return clone;\n }\n /**\n * Serializes this geometry in a JSON representation\n * @param selectedBlocks defines the list of blocks to save (if null the whole geometry will be saved)\n * @returns the serialized geometry object\n */\n serialize(selectedBlocks) {\n const serializationObject = selectedBlocks ? {} : SerializationHelper.Serialize(this);\n serializationObject.editorData = JSON.parse(JSON.stringify(this.editorData)); // Copy\n let blocks = [];\n if (selectedBlocks) {\n blocks = selectedBlocks;\n }\n else {\n serializationObject.customType = \"BABYLON.NodeGeometry\";\n if (this.outputBlock) {\n serializationObject.outputNodeId = this.outputBlock.uniqueId;\n }\n }\n // Blocks\n serializationObject.blocks = [];\n for (const block of blocks) {\n serializationObject.blocks.push(block.serialize());\n }\n if (!selectedBlocks) {\n for (const block of this.attachedBlocks) {\n if (blocks.indexOf(block) !== -1) {\n continue;\n }\n serializationObject.blocks.push(block.serialize());\n }\n }\n return serializationObject;\n }\n /**\n * Disposes the ressources\n */\n dispose() {\n for (const block of this.attachedBlocks) {\n block.dispose();\n }\n this.attachedBlocks.length = 0;\n this.onBuildObservable.clear();\n }\n /**\n * Creates a new node geometry set to default basic configuration\n * @param name defines the name of the geometry\n * @returns a new NodeGeometry\n */\n static CreateDefault(name) {\n const nodeGeometry = new NodeGeometry(name);\n nodeGeometry.setToDefault();\n nodeGeometry.build();\n return nodeGeometry;\n }\n /**\n * Creates a node geometry from parsed geometry data\n * @param source defines the JSON representation of the geometry\n * @returns a new node geometry\n */\n static Parse(source) {\n const nodeGeometry = SerializationHelper.Parse(() => new NodeGeometry(source.name), source, null);\n nodeGeometry.parseSerializedObject(source);\n nodeGeometry.build();\n return nodeGeometry;\n }\n /**\n * Creates a node geometry from a snippet saved by the node geometry editor\n * @param snippetId defines the snippet to load\n * @param nodeGeometry defines a node geometry to update (instead of creating a new one)\n * @param skipBuild defines whether to build the node geometry\n * @returns a promise that will resolve to the new node geometry\n */\n static ParseFromSnippetAsync(snippetId, 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