{ "id": "execute", "name": "Execute", "displayName": "Execute", "category": "DAT", "subcategory": "Scripts", "version": "", "lastUpdated": "2025-08-08T00:37:42.788Z", "sourceFile": "C:\\Program Files\\Derivative\\TouchDesigner\\Samples\\Learn\\OfflineHelp\\https.docs.derivative.ca\\Execute_DAT.htm", "url": "", "description": "The Execute DAT lets you edit scripts and run them based on conditions. It can be executed at the start or end of every frame, or at the start or end of the TouchDesigner process.", "summary": "The Execute DAT lets you edit scripts and run them based on conditions. It can be executed at the start or end of every frame, or at the start or end of the TouchDesigner process.", "details": "", "usage": "", "tips": [], "warnings": [], "parameters": [ { "id": null, "name": "Active", "label": "Active", "group": "General", "page": "", "type": "float", "dataType": "number", "style": "", "defaultValue": null, "minValue": null, "maxValue": null, "step": null, "menuItems": [], "menuLabels": [], "allowCustom": false, "maxLength": null, "pattern": null, "isArray": false, "arraySize": 1, "dimensions": 1, "description": "From Derivative\n\t\t\n\t\t\n\t\t\n\t\t\n\t\tJump to navigation\n\t\tJump to search\n\t\t\nThe Execute lets you edit scripts and run them based on conditions. It can be executed at the start or end of every frame, or at the start or end of the TouchDesigner process. \nExecute DATs are created with default python method placeholders. For each monitored condition in the parameters, there is a matching python method in the . When a condition is turned on in the parameters, each time that condition is satisfied the corresponding python method will be executed.\t\nText can also can be passed into the Text through the node's input, however this text will not be editable. Text can be created in the via the Node Viewer or an external text editor. \t\nSee also OP Execute DAT.\nexecuteDAT_Class\n\nContents\n \n \n \n \n \n \n \n \n\n\n\n\n\n active - While on, the will respond to the events selected below.\n\n\n\t\t\n executeloc - - (Tscript only) Determines the location the script is run from.\n\n current - (Tscript only) The script is executed from the current node location. here - The script is executed from the parent of the . The executes from the parent to make siblings of the easy to access: scripts used to execute from inside the . op - The script is executed from the operator specified in the parameter below.\n\t\t\n fromop - This component is also the path that the script will be executed from if the parameter is set to Specified .\n\n\n\t\t\n start - The onStart() method is executed when TouchDesigner starts.\tThis method is never called in TouchEngine because components are loaded after TouchEngine has started.\n\n\n\t\t\n create - The create() method is executed when the node is created. This can be triggered on start, by loading a component from disk, by copying & pasting, or any other way a node can be created.\n\n\n\t\t\n exit - The onExit() method is executed when the TouchDesigner process quits.\n\n\n\t\t\n framestart - The onFrameStart() method is executed at the start of every frame.\n\n\n\t\t\n frameend - The onFrameEnd() method is executed at the end of every frame.\n\n\n\t\t\n playstatechange - The onPlayStateChange() method is executed each time the play state changes, ie. pause or play is used on the timeline.\n\n\n\t\t\n devicechange - The onDeviceChange() method is executed each time devices are connected or disconnected from the computer. For example, plugging in MIDI devices, cameras, joysticks, etc.\t\nNOTE: When using multiple Execute DATs with Start and Create functions, they are triggered in numbered-alphanumeric order of the 's names.\n\n\n\t\t\n edit - Clicking this opens a text editor to edit text in the .\t\nTIP: To direct all \"standard output\" of python to a Text , put this in the start() method: sys.stdout = op('text1')\t\nTo safely to this and restore standard output:\n\n \n \n \n\n\n\n\n\n\n file - The filesystem path and name of the file to load. Accepts .txt and .dat files.\n\n\n\t\n syncfile - When On, loads the file from disk into the when the projects starts. A filename must be specified. Turning on the option will load the file from disk immediately. If the file does not exist, it will be created the first time the is updated. The file is monitored so that any changes made to the file will update the , and any changes made to the will be written to the file right away. If the file is removed, the will retain its current contents.\n\n\n\t\n loadonstart - When On, reloads the file from disk into the when the projects starts.\n\n\n\t\n loadonstartpulse - Instantly reloads the file.\n\n\n\t\n write - When On, writes the contents of the out to the file on disk when the project is saved.\n\n\n\t\n writepulse - Instantly write the file to disk.\n\n\n\n\n\n language - - Select how the decides which script language to operate on.\n\n input - The uses the inputs script language. node - The uses it's own script language.\n\n extension - - Select the file extension this should expose to external editors.\n\n dat - various common file extensions. language - pick extension from DATs script language. custom - Specify a custom extension.\n\n customext - Specifiy the custom extension.\n\n\n\n wordwrap - - Enable Word Wrap for Node Display.\n\n input - The uses the inputs setting. on - Turn on Word Wrap. off - Turn off Word Wrap.\n\n\n\n -\n\nExtra Information for the Execute can be accessed via an Info CHOP.\n\n\n\n - Number of rows in this . - Number of columns in this .\n - Number of times the operator has cooked since the process started. - Duration of the last cook in milliseconds. - Frame number when this operator was last cooked relative to the component timeline. - Frame number when this operator was last cooked relative to the absolute time. - Time in milliseconds at which the operator started cooking in the frame it was cooked. - Time in milliseconds at which the operator finished cooking in the frame it was cooked. - 1 if operator was cooked this frame. - Number of warnings in this operator if any. - Number of errors in this operator if any.\nTouchDesigner Build: Latest\\nwikieditor2022.241402021.100002018.28070before 2018.28070\nDATs\n• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • \n\nAn Operator Family that manipulates text strings: multi-line text or tables. Multi-line text is often a python Script or GLSL Shader, but can be any multi-line text. Tables are rows and columns of cells, each containing a text string.\n\n\n\nThe generic thing that holds an Operator, and includes Flags (display, bypass, lock, render, immune) and its position/size in the network. Whether you \"lay down an Operator\" or \"lay down an Node\", you're doing the same thing.\n\n\n\nAny of the procedural data operators. OPs do all the work in TouchDesigner. They \"cook\" and output data to other OPs, which ultimately result in new images, data and audio being generated. See Node.\n\n\n\nAn Operator Family which operate on Channels (a sequence of numbers (Samples)) which are used for animation, audio, mathematics, simulation, logic, UI construction, and data streamed from/to devices and protocols.\n\n\n\n\n\n\n\n\nRetrieved from \"https://docs.derivative.ca/index.php?title=Execute_DAT&oldid=28824\"\n\t\tCategory: DATs", "tooltip": "", "help": "", "units": "", "examples": [], "isReadOnly": false, "isAdvanced": false, "isHidden": false, "isAnimatable": true, "isExpression": false, "isPython": false, "dependsOn": [], "affects": [], "linkedTo": [], "expressionLanguage": "", "defaultExpression": "", "commonExpressions": [], "order": 0, "isVisible": true, "conditionalDisplay": null, "isValid": true, "validationErrors": [], "lastUpdated": "2025-08-08T00:37:42.783Z", "rawData": {}, "sourceElement": null }, { "id": null, "name": "Active", "label": "Active", "group": "General", "page": "", "type": "float", "dataType": "number", "style": "", "defaultValue": null, "minValue": null, "maxValue": null, "step": null, "menuItems": [], "menuLabels": [], "allowCustom": false, "maxLength": null, "pattern": null, "isArray": false, "arraySize": 1, "dimensions": 1, "description": "From Derivative\n\t\t\n\t\t\n\t\t\n\t\t\n\t\tJump to navigation\n\t\tJump to search\n\t\t\nThe Execute lets you edit scripts and run them based on conditions. It can be executed at the start or end of every frame, or at the start or end of the TouchDesigner process. \nExecute DATs are created with default python method placeholders. For each monitored condition in the parameters, there is a matching python method in the . When a condition is turned on in the parameters, each time that condition is satisfied the corresponding python method will be executed.\t\nText can also can be passed into the Text through the node's input, however this text will not be editable. Text can be created in the via the Node Viewer or an external text editor. \t\nSee also OP Execute DAT.\nexecuteDAT_Class\n\nContents\n \n \n \n \n \n \n \n \n\n\n\n\n\n active - While on, the will respond to the events selected below.\n\n\n\t\t\n executeloc - - (Tscript only) Determines the location the script is run from.\n\n current - (Tscript only) The script is executed from the current node location. here - The script is executed from the parent of the . The executes from the parent to make siblings of the easy to access: scripts used to execute from inside the . op - The script is executed from the operator specified in the parameter below.\n\t\t\n fromop - This component is also the path that the script will be executed from if the parameter is set to Specified .\n\n\n\t\t\n start - The onStart() method is executed when TouchDesigner starts.\tThis method is never called in TouchEngine because components are loaded after TouchEngine has started.\n\n\n\t\t\n create - The create() method is executed when the node is created. This can be triggered on start, by loading a component from disk, by copying & pasting, or any other way a node can be created.\n\n\n\t\t\n exit - The onExit() method is executed when the TouchDesigner process quits.\n\n\n\t\t\n framestart - The onFrameStart() method is executed at the start of every frame.\n\n\n\t\t\n frameend - The onFrameEnd() method is executed at the end of every frame.\n\n\n\t\t\n playstatechange - The onPlayStateChange() method is executed each time the play state changes, ie. pause or play is used on the timeline.\n\n\n\t\t\n devicechange - The onDeviceChange() method is executed each time devices are connected or disconnected from the computer. For example, plugging in MIDI devices, cameras, joysticks, etc.\t\nNOTE: When using multiple Execute DATs with Start and Create functions, they are triggered in numbered-alphanumeric order of the 's names.\n\n\n\t\t\n edit - Clicking this opens a text editor to edit text in the .\t\nTIP: To direct all \"standard output\" of python to a Text , put this in the start() method: sys.stdout = op('text1')\t\nTo safely to this and restore standard output:\n\n \n \n \n\n\n\n\n\n\n file - The filesystem path and name of the file to load. Accepts .txt and .dat files.\n\n\n\t\n syncfile - When On, loads the file from disk into the when the projects starts. A filename must be specified. Turning on the option will load the file from disk immediately. If the file does not exist, it will be created the first time the is updated. The file is monitored so that any changes made to the file will update the , and any changes made to the will be written to the file right away. If the file is removed, the will retain its current contents.\n\n\n\t\n loadonstart - When On, reloads the file from disk into the when the projects starts.\n\n\n\t\n loadonstartpulse - Instantly reloads the file.\n\n\n\t\n write - When On, writes the contents of the out to the file on disk when the project is saved.\n\n\n\t\n writepulse - Instantly write the file to disk.\n\n\n\n\n\n language - - Select how the decides which script language to operate on.\n\n input - The uses the inputs script language. node - The uses it's own script language.\n\n extension - - Select the file extension this should expose to external editors.\n\n dat - various common file extensions. language - pick extension from DATs script language. custom - Specify a custom extension.\n\n customext - Specifiy the custom extension.\n\n\n\n wordwrap - - Enable Word Wrap for Node Display.\n\n input - The uses the inputs setting. on - Turn on Word Wrap. off - Turn off Word Wrap.\n\n\n\n -\n\nExtra Information for the Execute can be accessed via an Info CHOP.\n\n\n\n - Number of rows in this . - Number of columns in this .\n - Number of times the operator has cooked since the process started. - Duration of the last cook in milliseconds. - Frame number when this operator was last cooked relative to the component timeline. - Frame number when this operator was last cooked relative to the absolute time. - Time in milliseconds at which the operator started cooking in the frame it was cooked. - Time in milliseconds at which the operator finished cooking in the frame it was cooked. - 1 if operator was cooked this frame. - Number of warnings in this operator if any. - Number of errors in this operator if any.\nTouchDesigner Build: Latest\\nwikieditor2022.241402021.100002018.28070before 2018.28070\nDATs\n• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • \n\nAn Operator Family that manipulates text strings: multi-line text or tables. Multi-line text is often a python Script or GLSL Shader, but can be any multi-line text. Tables are rows and columns of cells, each containing a text string.\n\n\n\nThe generic thing that holds an Operator, and includes Flags (display, bypass, lock, render, immune) and its position/size in the network. Whether you \"lay down an Operator\" or \"lay down an Node\", you're doing the same thing.\n\n\n\nAny of the procedural data operators. OPs do all the work in TouchDesigner. They \"cook\" and output data to other OPs, which ultimately result in new images, data and audio being generated. See Node.\n\n\n\nAn Operator Family which operate on Channels (a sequence of numbers (Samples)) which are used for animation, audio, mathematics, simulation, logic, UI construction, and data streamed from/to devices and protocols.\n\n\n\n\n\n\n\n\nRetrieved from \"https://docs.derivative.ca/index.php?title=Execute_DAT&oldid=28824\"\n\t\tCategory: DATs", "tooltip": "", "help": "", "units": "", "examples": [], "isReadOnly": false, "isAdvanced": false, "isHidden": false, "isAnimatable": true, "isExpression": false, "isPython": false, "dependsOn": [], "affects": [], "linkedTo": [], "expressionLanguage": "", "defaultExpression": "", "commonExpressions": [], "order": 0, "isVisible": true, "conditionalDisplay": null, "isValid": true, "validationErrors": [], "lastUpdated": "2025-08-08T00:37:42.784Z", "rawData": {}, "sourceElement": null }, { "id": null, "name": "Active", "label": "Active", "group": "General", "page": "", "type": "float", "dataType": "number", "style": "", "defaultValue": null, "minValue": null, "maxValue": null, "step": null, "menuItems": [], "menuLabels": [], "allowCustom": false, "maxLength": null, "pattern": null, "isArray": false, "arraySize": 1, "dimensions": 1, "description": "The Execute lets you edit scripts and run them based on conditions. It can be executed at the start or end of every frame, or at the start or end of the TouchDesigner process. \nExecute DATs are created with default python method placeholders. For each monitored condition in the parameters, there is a matching python method in the . When a condition is turned on in the parameters, each time that condition is satisfied the corresponding python method will be executed.\t\nText can also can be passed into the Text through the node's input, however this text will not be editable. Text can be created in the via the Node Viewer or an external text editor. \t\nSee also OP Execute DAT.\nexecuteDAT_Class\n\nContents\n \n \n \n \n \n \n \n \n\n\n\n\n\n active - While on, the will respond to the events selected below.\n\n\n\t\t\n executeloc - - (Tscript only) Determines the location the script is run from.\n\n current - (Tscript only) The script is executed from the current node location. here - The script is executed from the parent of the . The executes from the parent to make siblings of the easy to access: scripts used to execute from inside the . op - The script is executed from the operator specified in the parameter below.\n\t\t\n fromop - This component is also the path that the script will be executed from if the parameter is set to Specified .\n\n\n\t\t\n start - The onStart() method is executed when TouchDesigner starts.\tThis method is never called in TouchEngine because components are loaded after TouchEngine has started.\n\n\n\t\t\n create - The create() method is executed when the node is created. This can be triggered on start, by loading a component from disk, by copying & pasting, or any other way a node can be created.\n\n\n\t\t\n exit - The onExit() method is executed when the TouchDesigner process quits.\n\n\n\t\t\n framestart - The onFrameStart() method is executed at the start of every frame.\n\n\n\t\t\n frameend - The onFrameEnd() method is executed at the end of every frame.\n\n\n\t\t\n playstatechange - The onPlayStateChange() method is executed each time the play state changes, ie. pause or play is used on the timeline.\n\n\n\t\t\n devicechange - The onDeviceChange() method is executed each time devices are connected or disconnected from the computer. For example, plugging in MIDI devices, cameras, joysticks, etc.\t\nNOTE: When using multiple Execute DATs with Start and Create functions, they are triggered in numbered-alphanumeric order of the 's names.\n\n\n\t\t\n edit - Clicking this opens a text editor to edit text in the .\t\nTIP: To direct all \"standard output\" of python to a Text , put this in the start() method: sys.stdout = op('text1')\t\nTo safely to this and restore standard output:\n\n \n \n \n\n\n\n\n\n\n file - The filesystem path and name of the file to load. Accepts .txt and .dat files.\n\n\n\t\n syncfile - When On, loads the file from disk into the when the projects starts. A filename must be specified. Turning on the option will load the file from disk immediately. If the file does not exist, it will be created the first time the is updated. The file is monitored so that any changes made to the file will update the , and any changes made to the will be written to the file right away. If the file is removed, the will retain its current contents.\n\n\n\t\n loadonstart - When On, reloads the file from disk into the when the projects starts.\n\n\n\t\n loadonstartpulse - Instantly reloads the file.\n\n\n\t\n write - When On, writes the contents of the out to the file on disk when the project is saved.\n\n\n\t\n writepulse - Instantly write the file to disk.\n\n\n\n\n\n language - - Select how the decides which script language to operate on.\n\n input - The uses the inputs script language. node - The uses it's own script language.\n\n extension - - Select the file extension this should expose to external editors.\n\n dat - various common file extensions. language - pick extension from DATs script language. custom - Specify a custom extension.\n\n customext - Specifiy the custom extension.\n\n\n\n wordwrap - - Enable Word Wrap for Node Display.\n\n input - The uses the inputs setting. on - Turn on Word Wrap. off - Turn off Word Wrap.\n\n\n\n -\n\nExtra Information for the Execute can be accessed via an Info CHOP.\n\n\n\n - Number of rows in this . - Number of columns in this .\n - Number of times the operator has cooked since the process started. - Duration of the last cook in milliseconds. - Frame number when this operator was last cooked relative to the component timeline. - Frame number when this operator was last cooked relative to the absolute time. - Time in milliseconds at which the operator started cooking in the frame it was cooked. - Time in milliseconds at which the operator finished cooking in the frame it was cooked. - 1 if operator was cooked this frame. - Number of warnings in this operator if any. - Number of errors in this operator if any.\nTouchDesigner Build: Latest\\nwikieditor2022.241402021.100002018.28070before 2018.28070\nDATs\n• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • \n\nAn Operator Family that manipulates text strings: multi-line text or tables. Multi-line text is often a python Script or GLSL Shader, but can be any multi-line text. Tables are rows and columns of cells, each containing a text string.\n\n\n\nThe generic thing that holds an Operator, and includes Flags (display, bypass, lock, render, immune) and its position/size in the network. Whether you \"lay down an Operator\" or \"lay down an Node\", you're doing the same thing.\n\n\n\nAny of the procedural data operators. OPs do all the work in TouchDesigner. They \"cook\" and output data to other OPs, which ultimately result in new images, data and audio being generated. See Node.\n\n\n\nAn Operator Family which operate on Channels (a sequence of numbers (Samples)) which are used for animation, audio, mathematics, simulation, logic, UI construction, and data streamed from/to devices and protocols.\n\n\n\n\n\n\n\n\nRetrieved from \"https://docs.derivative.ca/index.php?title=Execute_DAT&oldid=28824\"", "tooltip": "", "help": "", "units": "", "examples": [], "isReadOnly": false, "isAdvanced": false, "isHidden": false, "isAnimatable": true, "isExpression": false, "isPython": false, "dependsOn": [], "affects": [], "linkedTo": [], "expressionLanguage": "", "defaultExpression": "", "commonExpressions": [], "order": 0, "isVisible": true, "conditionalDisplay": null, "isValid": true, "validationErrors": [], "lastUpdated": "2025-08-08T00:37:42.785Z", "rawData": {}, "sourceElement": null }, { "id": null, "name": "Active", "label": "Active", "group": "General", "page": "", "type": "float", "dataType": "number", "style": "", "defaultValue": null, "minValue": null, "maxValue": null, "step": null, "menuItems": [], "menuLabels": [], "allowCustom": false, "maxLength": null, "pattern": null, "isArray": false, "arraySize": 1, "dimensions": 1, "description": "active - While on, the will respond to the events selected below.", "tooltip": "", "help": "", "units": "", "examples": [], "isReadOnly": false, "isAdvanced": false, "isHidden": false, "isAnimatable": true, "isExpression": false, "isPython": false, "dependsOn": [], "affects": [], "linkedTo": [], "expressionLanguage": "", "defaultExpression": "", "commonExpressions": [], "order": 0, "isVisible": true, "conditionalDisplay": null, "isValid": true, "validationErrors": [], "lastUpdated": "2025-08-08T00:37:42.785Z", "rawData": {}, "sourceElement": null }, { "id": null, "name": "Execute from", "label": "Execute from", "group": "General", "page": "", "type": "float", "dataType": "number", "style": "", "defaultValue": null, "minValue": null, "maxValue": null, "step": null, "menuItems": [], "menuLabels": [], "allowCustom": false, "maxLength": null, "pattern": null, "isArray": false, "arraySize": 1, "dimensions": 1, "description": "executeloc - - (Tscript only) Determines the location the script is run from.\n\n current - (Tscript only) The script is executed from the current node location. here - The script is executed from the parent of the . The executes from the parent to make siblings of the easy to access: scripts used to execute from inside the . op - The script is executed from the operator specified in the parameter below.", "tooltip": "", "help": "", "units": "", "examples": [], "isReadOnly": false, "isAdvanced": false, "isHidden": false, "isAnimatable": true, "isExpression": false, "isPython": false, "dependsOn": [], "affects": [], "linkedTo": [], "expressionLanguage": "", "defaultExpression": "", "commonExpressions": [], "order": 0, "isVisible": true, "conditionalDisplay": null, "isValid": true, "validationErrors": [], "lastUpdated": "2025-08-08T00:37:42.786Z", "rawData": {}, "sourceElement": null }, { "id": null, "name": "Current Node", "label": "Current Node", "group": "General", "page": "", "type": "float", "dataType": "number", "style": "", "defaultValue": null, "minValue": null, "maxValue": null, "step": null, "menuItems": [], "menuLabels": [], "allowCustom": false, "maxLength": null, "pattern": null, "isArray": false, "arraySize": 1, "dimensions": 1, "description": "current - (Tscript only) The script is executed from the current node location. here - The script is executed from the parent of the . The executes from the parent to make siblings of the easy to access: scripts used to execute from inside the . op - The script is executed from the operator specified in the parameter below.", "tooltip": "", "help": "", "units": "", "examples": [], "isReadOnly": false, "isAdvanced": false, "isHidden": false, "isAnimatable": true, "isExpression": false, "isPython": false, "dependsOn": [], "affects": [], "linkedTo": [], "expressionLanguage": "", "defaultExpression": "", "commonExpressions": [], "order": 0, "isVisible": true, "conditionalDisplay": null, "isValid": true, "validationErrors": [], "lastUpdated": "2025-08-08T00:37:42.786Z", "rawData": {}, "sourceElement": null }, { "id": null, "name": "From Operator", "label": "From Operator", "group": "General", "page": "", "type": "float", "dataType": "number", "style": "", "defaultValue": null, "minValue": null, "maxValue": null, "step": null, "menuItems": [], "menuLabels": [], "allowCustom": false, "maxLength": null, "pattern": null, "isArray": false, "arraySize": 1, "dimensions": 1, "description": "fromop - This component is also the path that the script will be executed from if the parameter is set to Specified .", "tooltip": "", "help": "", "units": "", "examples": [], "isReadOnly": false, "isAdvanced": false, "isHidden": false, "isAnimatable": true, "isExpression": false, "isPython": false, "dependsOn": [], "affects": [], "linkedTo": [], "expressionLanguage": "", "defaultExpression": "", "commonExpressions": [], "order": 0, "isVisible": true, "conditionalDisplay": null, "isValid": true, "validationErrors": [], "lastUpdated": "2025-08-08T00:37:42.786Z", "rawData": {}, "sourceElement": null }, { "id": null, "name": "Start", "label": "Start", "group": "General", "page": "", "type": "float", "dataType": "number", "style": "", "defaultValue": null, "minValue": null, "maxValue": null, "step": null, "menuItems": [], "menuLabels": [], "allowCustom": false, "maxLength": null, "pattern": null, "isArray": false, "arraySize": 1, "dimensions": 1, "description": "start - The onStart() method is executed when TouchDesigner starts.\tThis method is never called in TouchEngine because components are loaded after TouchEngine has started.", "tooltip": "", "help": "", "units": "", "examples": [], "isReadOnly": false, "isAdvanced": false, "isHidden": false, "isAnimatable": true, "isExpression": false, "isPython": false, "dependsOn": [], "affects": [], "linkedTo": [], "expressionLanguage": "", "defaultExpression": "", "commonExpressions": [], "order": 0, "isVisible": true, "conditionalDisplay": null, "isValid": true, "validationErrors": [], "lastUpdated": "2025-08-08T00:37:42.786Z", "rawData": {}, "sourceElement": null }, { "id": null, "name": "Create", "label": "Create", "group": "General", "page": "", "type": "float", "dataType": "number", "style": "", "defaultValue": null, "minValue": null, "maxValue": null, "step": null, "menuItems": [], "menuLabels": [], "allowCustom": false, "maxLength": null, "pattern": null, "isArray": false, "arraySize": 1, "dimensions": 1, "description": "create - The create() method is executed when the node is created. This can be triggered on start, by loading a component from disk, by copying & pasting, or any other way a node can be created.", "tooltip": "", "help": "", "units": "", "examples": [], "isReadOnly": false, "isAdvanced": false, "isHidden": false, "isAnimatable": true, "isExpression": false, "isPython": false, "dependsOn": [], "affects": [], "linkedTo": [], "expressionLanguage": "", "defaultExpression": "", "commonExpressions": [], "order": 0, "isVisible": true, "conditionalDisplay": null, "isValid": true, "validationErrors": [], "lastUpdated": "2025-08-08T00:37:42.786Z", "rawData": {}, "sourceElement": null }, { "id": null, "name": "Exit", "label": "Exit", "group": "General", "page": "", "type": "float", "dataType": "number", "style": "", "defaultValue": null, "minValue": null, "maxValue": null, "step": null, "menuItems": [], "menuLabels": [], "allowCustom": false, "maxLength": null, "pattern": null, "isArray": false, "arraySize": 1, "dimensions": 1, "description": "exit - The onExit() method is executed when the TouchDesigner process quits.", "tooltip": "", "help": "", "units": "", "examples": [], "isReadOnly": false, "isAdvanced": false, "isHidden": false, "isAnimatable": true, "isExpression": false, "isPython": false, "dependsOn": [], "affects": [], "linkedTo": [], "expressionLanguage": "", "defaultExpression": "", "commonExpressions": [], "order": 0, "isVisible": true, "conditionalDisplay": null, "isValid": true, "validationErrors": [], "lastUpdated": "2025-08-08T00:37:42.786Z", "rawData": {}, "sourceElement": null }, { "id": null, "name": "Frame Start", "label": "Frame Start", "group": "General", "page": "", "type": "float", "dataType": "number", "style": "", "defaultValue": null, "minValue": null, "maxValue": null, "step": null, "menuItems": [], "menuLabels": [], "allowCustom": false, "maxLength": null, "pattern": null, "isArray": false, "arraySize": 1, "dimensions": 1, "description": "framestart - The onFrameStart() method is executed at the start of every frame.", "tooltip": "", "help": "", "units": "", "examples": [], "isReadOnly": false, "isAdvanced": false, "isHidden": false, "isAnimatable": true, "isExpression": false, "isPython": false, "dependsOn": [], "affects": [], "linkedTo": [], "expressionLanguage": "", "defaultExpression": "", "commonExpressions": [], "order": 0, "isVisible": true, "conditionalDisplay": null, "isValid": true, "validationErrors": [], "lastUpdated": "2025-08-08T00:37:42.786Z", "rawData": {}, "sourceElement": null }, { "id": null, "name": "Frame End", "label": "Frame End", "group": "General", "page": "", "type": "float", "dataType": "number", "style": "", "defaultValue": null, "minValue": null, "maxValue": null, "step": null, "menuItems": [], "menuLabels": [], "allowCustom": false, "maxLength": null, "pattern": null, "isArray": false, "arraySize": 1, "dimensions": 1, "description": "frameend - The onFrameEnd() method is executed at the end of every frame.", "tooltip": "", "help": "", "units": "", "examples": [], "isReadOnly": false, "isAdvanced": false, "isHidden": false, "isAnimatable": true, "isExpression": false, "isPython": false, "dependsOn": [], "affects": [], "linkedTo": [], "expressionLanguage": "", "defaultExpression": "", "commonExpressions": [], "order": 0, "isVisible": true, "conditionalDisplay": null, "isValid": true, "validationErrors": [], "lastUpdated": "2025-08-08T00:37:42.786Z", "rawData": {}, "sourceElement": null }, { "id": null, "name": "Play State Change", "label": "Play State Change", "group": "General", "page": "", "type": "float", "dataType": "number", "style": "", "defaultValue": null, "minValue": null, "maxValue": null, "step": null, "menuItems": [], "menuLabels": [], "allowCustom": false, "maxLength": null, "pattern": null, "isArray": false, "arraySize": 1, "dimensions": 1, "description": "playstatechange - The onPlayStateChange() method is executed each time the play state changes, ie. pause or play is used on the timeline.", "tooltip": "", "help": "", "units": "", "examples": [], "isReadOnly": false, "isAdvanced": false, "isHidden": false, "isAnimatable": true, "isExpression": false, "isPython": false, "dependsOn": [], "affects": [], "linkedTo": [], "expressionLanguage": "", "defaultExpression": "", "commonExpressions": [], "order": 0, "isVisible": true, "conditionalDisplay": null, "isValid": true, "validationErrors": [], "lastUpdated": "2025-08-08T00:37:42.786Z", "rawData": {}, "sourceElement": null }, { "id": null, "name": "Device Change", "label": "Device Change", "group": "General", "page": "", "type": "float", "dataType": "number", "style": "", "defaultValue": null, "minValue": null, "maxValue": null, "step": null, "menuItems": [], "menuLabels": [], "allowCustom": false, "maxLength": null, "pattern": null, "isArray": false, "arraySize": 1, "dimensions": 1, "description": "devicechange - The onDeviceChange() method is executed each time devices are connected or disconnected from the computer. For example, plugging in MIDI devices, cameras, joysticks, etc.\t\nNOTE: When using multiple Execute DATs with Start and Create functions, they are triggered in numbered-alphanumeric order of the 's names.", "tooltip": "", "help": "", "units": "", "examples": [], "isReadOnly": false, "isAdvanced": false, "isHidden": false, "isAnimatable": true, "isExpression": false, "isPython": false, "dependsOn": [], "affects": [], "linkedTo": [], "expressionLanguage": "", "defaultExpression": "", "commonExpressions": [], "order": 0, "isVisible": true, "conditionalDisplay": null, "isValid": true, "validationErrors": [], "lastUpdated": "2025-08-08T00:37:42.786Z", "rawData": {}, "sourceElement": null }, { "id": null, "name": "Edit..", "label": "Edit..", "group": "General", "page": "", "type": "float", "dataType": "number", "style": "", "defaultValue": null, "minValue": null, "maxValue": null, "step": null, "menuItems": [], "menuLabels": [], "allowCustom": false, "maxLength": null, "pattern": null, "isArray": false, "arraySize": 1, "dimensions": 1, "description": "edit - Clicking this opens a text editor to edit text in the .\t\nTIP: To direct all \"standard output\" of python to a Text , put this in the start() method: sys.stdout = op('text1')\t\nTo safely to this and restore standard output:", "tooltip": "", "help": "", "units": "", "examples": [], "isReadOnly": false, "isAdvanced": false, "isHidden": false, "isAnimatable": true, "isExpression": false, "isPython": false, "dependsOn": [], "affects": [], "linkedTo": [], "expressionLanguage": "", "defaultExpression": "", "commonExpressions": [], "order": 0, "isVisible": true, "conditionalDisplay": null, "isValid": true, "validationErrors": [], "lastUpdated": "2025-08-08T00:37:42.786Z", "rawData": {}, "sourceElement": null }, { "id": null, "name": "File", "label": "File", "group": "General", "page": "", "type": "float", "dataType": "number", "style": "", "defaultValue": null, "minValue": null, "maxValue": null, "step": null, "menuItems": [], "menuLabels": [], "allowCustom": false, "maxLength": null, "pattern": null, "isArray": false, "arraySize": 1, "dimensions": 1, "description": "file - The filesystem path and name of the file to load. Accepts .txt and .dat files.", "tooltip": "", "help": "", "units": "", "examples": [], "isReadOnly": false, "isAdvanced": false, "isHidden": false, "isAnimatable": true, "isExpression": false, "isPython": false, "dependsOn": [], "affects": [], "linkedTo": [], "expressionLanguage": "", "defaultExpression": "", "commonExpressions": [], "order": 0, "isVisible": true, "conditionalDisplay": null, "isValid": true, "validationErrors": [], "lastUpdated": "2025-08-08T00:37:42.786Z", "rawData": {}, "sourceElement": null }, { "id": null, "name": "Sync to File", "label": "Sync to File", "group": "General", "page": "", "type": "float", "dataType": "number", "style": "", "defaultValue": null, "minValue": null, "maxValue": null, "step": null, "menuItems": [], "menuLabels": [], "allowCustom": false, "maxLength": null, "pattern": null, "isArray": false, "arraySize": 1, "dimensions": 1, "description": "syncfile - When On, loads the file from disk into the when the projects starts. A filename must be specified. Turning on the option will load the file from disk immediately. If the file does not exist, it will be created the first time the is updated. The file is monitored so that any changes made to the file will update the , and any changes made to the will be written to the file right away. If the file is removed, the will retain its current contents.", "tooltip": "", "help": "", "units": "", "examples": [], "isReadOnly": false, "isAdvanced": false, "isHidden": false, "isAnimatable": true, "isExpression": false, "isPython": false, "dependsOn": [], "affects": [], "linkedTo": [], "expressionLanguage": "", "defaultExpression": "", "commonExpressions": [], "order": 0, "isVisible": true, "conditionalDisplay": null, "isValid": true, "validationErrors": [], "lastUpdated": "2025-08-08T00:37:42.786Z", "rawData": {}, "sourceElement": null }, { "id": null, "name": "Load on Start", "label": "Load on Start", "group": "General", "page": "", "type": "float", "dataType": "number", "style": "", "defaultValue": null, "minValue": null, "maxValue": null, "step": null, "menuItems": [], "menuLabels": [], "allowCustom": false, "maxLength": null, "pattern": null, "isArray": false, "arraySize": 1, "dimensions": 1, "description": "loadonstart - When On, reloads the file from disk into the when the projects starts.", "tooltip": "", "help": "", "units": "", "examples": [], "isReadOnly": false, "isAdvanced": false, "isHidden": false, "isAnimatable": true, "isExpression": false, "isPython": false, "dependsOn": [], "affects": [], "linkedTo": [], "expressionLanguage": "", "defaultExpression": "", "commonExpressions": [], "order": 0, "isVisible": true, "conditionalDisplay": null, "isValid": true, "validationErrors": [], "lastUpdated": "2025-08-08T00:37:42.786Z", "rawData": {}, "sourceElement": null }, { "id": null, "name": "Load File", "label": "Load File", "group": "General", "page": "", "type": "float", "dataType": "number", "style": "", "defaultValue": null, "minValue": null, "maxValue": null, "step": null, "menuItems": [], "menuLabels": [], "allowCustom": false, "maxLength": null, "pattern": null, "isArray": false, "arraySize": 1, "dimensions": 1, "description": "loadonstartpulse - Instantly reloads the file.", "tooltip": "", "help": "", "units": "", "examples": [], "isReadOnly": false, "isAdvanced": false, "isHidden": false, "isAnimatable": true, "isExpression": false, "isPython": false, "dependsOn": [], "affects": [], "linkedTo": [], "expressionLanguage": "", "defaultExpression": "", "commonExpressions": [], "order": 0, "isVisible": true, "conditionalDisplay": null, "isValid": true, "validationErrors": [], "lastUpdated": "2025-08-08T00:37:42.786Z", "rawData": {}, "sourceElement": null }, { "id": null, "name": "Write on Toe Save", "label": "Write on Toe Save", "group": "General", "page": "", "type": "float", "dataType": "number", "style": "", "defaultValue": null, "minValue": null, "maxValue": null, "step": null, "menuItems": [], "menuLabels": [], "allowCustom": false, "maxLength": null, "pattern": null, "isArray": false, "arraySize": 1, "dimensions": 1, "description": "write - When On, writes the contents of the out to the file on disk when the project is saved.", "tooltip": "", "help": "", "units": "", "examples": [], "isReadOnly": false, "isAdvanced": false, "isHidden": false, "isAnimatable": true, "isExpression": false, "isPython": false, "dependsOn": [], "affects": [], "linkedTo": [], "expressionLanguage": "", "defaultExpression": "", "commonExpressions": [], "order": 0, "isVisible": true, "conditionalDisplay": null, "isValid": true, "validationErrors": [], "lastUpdated": "2025-08-08T00:37:42.787Z", "rawData": {}, "sourceElement": null }, { "id": null, "name": "Write File", "label": "Write File", "group": "General", "page": "", "type": "float", "dataType": "number", "style": "", "defaultValue": null, "minValue": null, "maxValue": null, "step": null, "menuItems": [], "menuLabels": [], "allowCustom": false, "maxLength": null, "pattern": null, "isArray": false, "arraySize": 1, "dimensions": 1, "description": "writepulse - Instantly write the file to disk.", "tooltip": "", "help": "", "units": "", "examples": [], "isReadOnly": false, "isAdvanced": false, "isHidden": false, "isAnimatable": true, "isExpression": false, "isPython": false, "dependsOn": [], "affects": [], "linkedTo": [], "expressionLanguage": "", "defaultExpression": "", "commonExpressions": [], "order": 0, "isVisible": true, "conditionalDisplay": null, "isValid": true, "validationErrors": [], "lastUpdated": "2025-08-08T00:37:42.787Z", "rawData": {}, "sourceElement": null }, { "id": null, "name": "Language", "label": "Language", "group": "General", "page": "", "type": "float", "dataType": "number", "style": "", "defaultValue": null, "minValue": null, "maxValue": null, "step": null, "menuItems": [], "menuLabels": [], "allowCustom": false, "maxLength": null, "pattern": null, "isArray": false, "arraySize": 1, "dimensions": 1, "description": "language - - Select how the decides which script language to operate on.\n\n input - The uses the inputs script language. node - The uses it's own script language.", "tooltip": "", "help": "", "units": "", "examples": [], "isReadOnly": false, "isAdvanced": false, "isHidden": false, "isAnimatable": true, "isExpression": false, "isPython": false, "dependsOn": [], "affects": [], "linkedTo": [], "expressionLanguage": "", "defaultExpression": "", "commonExpressions": [], "order": 0, "isVisible": true, "conditionalDisplay": null, "isValid": true, "validationErrors": [], "lastUpdated": "2025-08-08T00:37:42.787Z", "rawData": {}, "sourceElement": null }, { "id": null, "name": "Input", "label": "Input", "group": "General", "page": "", "type": "float", "dataType": "number", "style": "", "defaultValue": null, "minValue": null, "maxValue": null, "step": null, "menuItems": [], "menuLabels": [], "allowCustom": false, "maxLength": null, "pattern": null, "isArray": false, "arraySize": 1, "dimensions": 1, "description": "input - The uses the inputs script language. node - The uses it's own script language.", "tooltip": "", "help": "", "units": "", "examples": [], "isReadOnly": false, "isAdvanced": false, "isHidden": false, "isAnimatable": true, "isExpression": false, "isPython": false, "dependsOn": [], "affects": [], "linkedTo": [], "expressionLanguage": "", "defaultExpression": "", "commonExpressions": [], "order": 0, "isVisible": true, "conditionalDisplay": null, "isValid": true, "validationErrors": [], "lastUpdated": "2025-08-08T00:37:42.787Z", "rawData": {}, "sourceElement": null }, { "id": null, "name": "Edit/View Extension", "label": "Edit/View Extension", "group": "General", "page": "", "type": "float", "dataType": "number", "style": "", "defaultValue": null, "minValue": null, "maxValue": null, "step": null, "menuItems": [], "menuLabels": [], "allowCustom": false, "maxLength": null, "pattern": null, "isArray": false, "arraySize": 1, "dimensions": 1, "description": "extension - - Select the file extension this should expose to external editors.\n\n dat - various common file extensions. language - pick extension from DATs script language. custom - Specify a custom extension.", "tooltip": "", "help": "", "units": "", "examples": [], "isReadOnly": false, "isAdvanced": false, "isHidden": false, "isAnimatable": true, "isExpression": false, "isPython": false, "dependsOn": [], "affects": [], "linkedTo": [], "expressionLanguage": "", "defaultExpression": "", "commonExpressions": [], "order": 0, "isVisible": true, "conditionalDisplay": null, "isValid": true, "validationErrors": [], "lastUpdated": "2025-08-08T00:37:42.787Z", "rawData": {}, "sourceElement": null }, { "id": null, "name": "dat", "label": "dat", "group": "General", "page": "", "type": "float", "dataType": "number", "style": "", "defaultValue": null, "minValue": null, "maxValue": null, "step": null, "menuItems": [], "menuLabels": [], "allowCustom": false, "maxLength": null, "pattern": null, "isArray": false, "arraySize": 1, "dimensions": 1, "description": "dat - various common file extensions. language - pick extension from DATs script language. custom - Specify a custom extension.", "tooltip": "", "help": "", "units": "", "examples": [], "isReadOnly": false, "isAdvanced": false, "isHidden": false, "isAnimatable": true, "isExpression": false, "isPython": false, "dependsOn": [], "affects": [], "linkedTo": [], "expressionLanguage": "", "defaultExpression": "", "commonExpressions": [], "order": 0, "isVisible": true, "conditionalDisplay": null, "isValid": true, "validationErrors": [], "lastUpdated": "2025-08-08T00:37:42.787Z", "rawData": {}, "sourceElement": null }, { "id": null, "name": "Custom Extension", "label": "Custom Extension", "group": "General", "page": "", "type": "float", "dataType": "number", "style": "", "defaultValue": null, "minValue": null, "maxValue": null, "step": null, "menuItems": [], "menuLabels": [], "allowCustom": false, "maxLength": null, "pattern": null, "isArray": false, "arraySize": 1, "dimensions": 1, "description": "customext - Specifiy the custom extension.", "tooltip": "", "help": "", "units": "", "examples": [], "isReadOnly": false, "isAdvanced": false, "isHidden": false, "isAnimatable": true, "isExpression": false, "isPython": false, "dependsOn": [], "affects": [], "linkedTo": [], "expressionLanguage": "", "defaultExpression": "", "commonExpressions": [], "order": 0, "isVisible": true, "conditionalDisplay": null, "isValid": true, "validationErrors": [], "lastUpdated": "2025-08-08T00:37:42.787Z", "rawData": {}, "sourceElement": null }, { "id": null, "name": "Word Wrap", "label": "Word Wrap", "group": "General", "page": "", "type": "float", "dataType": "number", "style": "", "defaultValue": null, "minValue": null, "maxValue": null, "step": null, "menuItems": [], "menuLabels": [], "allowCustom": false, "maxLength": null, "pattern": null, "isArray": false, "arraySize": 1, "dimensions": 1, "description": "wordwrap - - Enable Word Wrap for Node Display.\n\n input - The uses the inputs setting. on - Turn on Word Wrap. off - Turn off Word Wrap.", "tooltip": "", "help": "", "units": "", "examples": [], "isReadOnly": false, "isAdvanced": false, "isHidden": false, "isAnimatable": true, "isExpression": false, "isPython": false, "dependsOn": [], "affects": [], "linkedTo": [], "expressionLanguage": "", "defaultExpression": "", "commonExpressions": [], "order": 0, "isVisible": true, "conditionalDisplay": null, "isValid": true, "validationErrors": [], "lastUpdated": "2025-08-08T00:37:42.787Z", "rawData": {}, "sourceElement": null }, { "id": null, "name": "Input", "label": "Input", "group": "General", "page": "", "type": "float", "dataType": "number", "style": "", "defaultValue": null, "minValue": null, "maxValue": null, "step": null, "menuItems": [], "menuLabels": [], "allowCustom": false, "maxLength": null, "pattern": null, "isArray": false, "arraySize": 1, "dimensions": 1, "description": "input - The uses the inputs setting. on - Turn on Word Wrap. off - Turn off Word Wrap.", "tooltip": "", "help": "", "units": "", "examples": [], "isReadOnly": false, "isAdvanced": false, "isHidden": false, "isAnimatable": true, "isExpression": false, "isPython": false, "dependsOn": [], "affects": [], "linkedTo": [], "expressionLanguage": "", "defaultExpression": "", "commonExpressions": [], "order": 0, "isVisible": true, "conditionalDisplay": null, "isValid": true, "validationErrors": [], "lastUpdated": "2025-08-08T00:37:42.787Z", "rawData": {}, "sourceElement": null } ], "parameterGroups": {}, "codeExamples": [], "pythonExamples": [], "expressions": [], "commonInputs": [], "commonOutputs": [], "relatedOperators": [], "workflowPatterns": [], "images": [], "videos": [], "assets": [], "keywords": [ "execute", "lets", "edit", "scripts", "them", "based", "conditions.", "executed", "start", "every" ], "tags": [ "DAT", "TouchDesigner", "Execute" ], "searchWeight": 1, "contentHash": "", "processingDate": "2025-08-08T00:37:42.788Z", "processingVersion": "1.0.0", "isValid": true, "validationErrors": [] }