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TouchDesigner Documentation MCP Server v2.3 - Pure MCP server for VS Code/Codium with comprehensive operator documentation for 629 operators + 7 tutorials across all categories (TOP, CHOP, SOP, DAT, MAT, COMP, POP). Features experimental POP operators wit

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{ "id": "write_a_cplusplus_top", "name": "Write a CPlusPlus TOP", "displayName": "Write a CPlusPlus TOP", "category": "TUTORIAL", "subcategory": "TOP Tutorial", "type": "tutorial", "description": "Make sure you've read through Write a CPlusPlus Plugin first for general information about writing a plugin for a CPlusPlus TOP.", "summary": "Make sure you've read through Write a CPlusPlus Plugin first for general information about writing a plugin for a CPlusPlus TOP. The CPlusPlus TOP allows you to write C++ code to create a TOP that can output multiple textures. Currently you can create your output by filling a CPU memory buffer (TOP_ExecuteMode::CPUMem) or by filling a cudaArray buffer (TOP_ExecuteMode::CUDA). Most of the documentation is held in the header files for the C++ API. The samples also contain a lot of comments about the workflow.", "content": { "sections": [ { "title": "Overview", "level": 2, "content": [ { "type": "paragraph", "text": "Make sure you've read through Write a CPlusPlus Plugin first for general information about writing a plugin for a CPlusPlus TOP." }, { "type": "paragraph", "text": "The CPlusPlus TOP allows you to write C++ code to create a TOP that can output multiple textures. Currently you can create your output by filling a CPU memory buffer (TOP_ExecuteMode::CPUMem) or by filling a cudaArray buffer (TOP_ExecuteMode::CUDA)." }, { "type": "paragraph", "text": "Most of the documentation is held in the header files for the C++ API. The samples also contain a lot of comments about the workflow." } ] }, { "title": "CUDA", "level": 2, "content": [ { "type": "paragraph", "text": "The CPlusPlus TOP can be used with CUDA. See the CudaTOP example project included with the TouchDesigner installation for an example. Note that any CUDA operations that occur in your C++ code must occur on the main thread, between calls to OP_Context::beginCUDAOperations() and OP_Context::endCUDAOperations()." } ] }, { "title": "See Also", "level": 2, "content": [ { "type": "paragraph", "text": "Write a CPlusPlus PluginWrite a CPlusPlus CHOPUpgrading Custom Operators and CPlusPlus Plugins to 2022 and Newer BuildsCPlusPlus TOPCPlusPlus CHOP" } ] } ], "tableOfContents": [], "relatedLinks": [ { "text": "Write a CPlusPlus Plugin", "href": "Write_a_CPlusPlus_Plugin.htm" }, { "text": "CPlusPlus TOP", "href": "CPlusPlus_TOP.htm" }, { "text": "CUDA", "href": "CUDA.htm" }, { "text": "Write a CPlusPlus CHOP", "href": "Write_a_CPlusPlus_CHOP.htm" }, { "text": "Upgrading Custom Operators and CPlusPlus Plugins to 2022 and Newer Builds", "href": "Upgrading_Custom_Operators_and_CPlusPlus_Plugins_to_2022_and_Newer_Builds.htm" }, { "text": "CPlusPlus CHOP", "href": "CPlusPlus_CHOP.htm" } ], "images": [] }, "keywords": [ "write", "cplusplus", "overview", "cuda", "also", "top", "mat", "texture", "sample", "dat", "chop", "operator" ], "tags": [ "Tutorial", "TouchDesigner", "Write a CPlusPlus TOP" ], "searchWeight": 2, "lastUpdated": "2025-08-08T03:32:33.699Z", "sourceFile": "C:\\Program Files\\Derivative\\TouchDesigner\\Samples\\Learn\\OfflineHelp\\https.docs.derivative.ca\\Write_a_CPlusPlus_TOP.htm", "isValid": true, "validationErrors": [] }