The Building Coder

Immutable UniqueId and Revit Database Explorer

A new initiative to improve RevitLookup, and take care handling and trying to convert between an element id and its unique id – Immutable UniqueId, mutable element id – Revit database explorer... Read more →

MEP API Intro and RevitPythonShell Lookup Nuptials

Back to the beginning with a quick look at the Revit MEP API, and a great step forward for RevitPythonShell – Revit MEP API intro – RevitPythonShell RevitLookup nuptials... Read more →

Outer Walls, Lookup Update and Filtering

Freshening up a few of our favourite recurring topics – RevitLookup update – Filtering for multiple built-in categories – Retrieving all outer walls – Zen and the art of React programming... Read more →

Revit 2023 and RevitLookup 2023

Revit 2023 has been released, including the Revit 2023 SDK, and so has RevitLookup 2023... Read more →

RevitLookup, WPF, Preventing Modification

Different approaches to prevent modification of certain elements and the latest news on RevitLookup – Prevent modification – RevitLookup updates – RevitLookupWpf – Pilcrow... Read more →

Installer Asset, FormIt and Quaternions

Notes on FormIt and its JavaScript API, the new automatically generated RevitLookup MSI installer asset, transformations and quaternions – FormIt API and geographical context – RevitLookup MSI installer asset – Transform and quaternions... Read more →

New Analytical Model API

Important news coming for structural developers, further development in RevitLookup, notes on extensible storage and JavaScript – New Analytical Model API – Praise for modeless RevitLookup – Benchmarking generic Any versus Count – Escape RevitLookup – Use extensible storage carefully – jQuery is widespread but outdated... Read more →

Revit 2022.1 SDK, RevitLookup Build and Install

Exciting news with a lot of changes to RevitLookup and The Building Coder samples – Revit 2022.1 SDK released – WallCrossSection vs. WallCrossSectionDefinition – RevitLookup build and install – Bye-bye lookup builds – The Building Coder samples revamped – Copy as HTML update – Image cleanup and a robot arm... Read more →

Bridges, Regeneration and Modeless RevitLookup

The most exciting RevitLookup enhancement in its entire history, yet another need for regeneration and a great new option for your personal safety – Modeless RevitLookup – Need for regen for read-only parameter – Structural bridge design – Outdoor seatbelt... Read more →

Snooping Parts, C# Templates and Python Topics

A neat RevitLookup enhancement, powerful new Revit add-in template, and a couple of Python related topics – RevitLookup handles PartUtils – Nice3point Revit add-in C# template – IronPython hosting in C# add-in – Python 3, CPython, pyRevit and Dynamo... Read more →

Installer, List of Failures, Adjacent Rooms and Walls

We discuss enhancements to RevitLookup, a list of all built-in Revit failures, and a neat utility to determine all room-wall adjacencies – Adjacent rooms and walls – List of all built-in failures – Recent RevitLookup updates – RevitLookup installation... Read more →

RevitLookup Update, Fuslogvw and Override Joins

Here are a couple of the interesting topics that came up in the last couple of days – Numerous RevitLookup enhancements – Revit API Labs training material 2022 – Visual Studio Revit add-in templates 2022 – The SetGeometryCurve overrideJoins argument – Exploring assembly reference DLL hell with Fuslogvw... Read more →

Revit 2022 SDK and The Building Coder Samples

The Revit 2022 SDK is now available for download from the Revit Developer Centre autodesk.com/developrevit. I logged my experiences installing it, setting up RvtSamples, loading the SDK external commands, and migrating The Building Coder samples to the new release – First the logs – Revit 2022 SDK warnings – Setting up RvtSamples – The Building Coder samples migration – ParameterType and ForgeTypeId – O'Reilly answers... Read more →

Revit 2022 Migrates BIM360 Team to Docs

We continue the foray into Revit 2022 enhancements with a real-world migration tool using the new SaveAsCloudModel functionality and the flat migration of RevitLookup – Save as cloud model from BIM360 Team to Docs – RevitLookup 2022 – A librarian's take on corona... Read more →

Model Group and DA4R Language in Forge

Today, let's look at two Japanese Forge questions, on model groups and the Revit engine language, another RevitLookup enhancement, and, while we're talking about languages, a surprising scientific discovery on naked mole-rat dialects – Retrieving Revit model group in Forge – Specifying the Revit UI language in DA4R – RevitLookup supports ScheduleDefinition GetField – Naked mole-rats speak in community dialects – Van Gogh 360... Read more →

Splits: Persona, Collector, Region, Tag, Modification

I need to come to terms with a split personality. Meanwhile, lots more going on in the Revit API discussion forum – Two Jeremys – Multiple collectors versus multiple filters – RevitLookup handles split region offsets – Python and Dynamo autotag without overlap – Custom errors and preventing changes – Ecological cost of crypto currency and art... Read more →

Simple IUpdater and other TBC Updates

A nice new minimal DMU example and updates and enhancements to several other important sample applications – Simple dynamic model updater example – ExportCncFab SortMark update – RevitLookup exception on view GetTemplateParameterIds... Read more →

RevitLookup Continuous Integration and GraphQL

Let's start the week with a look at the new RevitLookup CI system and a GraphQL interface for Revit – RevitLookup CI on GitLab – GitLab CI YAML – GraphQL for Revit – The Tamm Tree... Read more →

RevitLookup 2021 with Multi-Release Support

I hope you are happy and healthy and enjoyed your Easter eggs! During the holiday, I updated RevitLookup for Revit 2021, and Harry Mattison added his multi-release building enhancements into the main solution as well – Revit 2021 add-ins require .NET 4.8 – RevitLookup flat migration to Revit 2021 – Support for multi-release building... Read more →

New PC, KLH Snoop, Annotations and Vertex Handling

I have been very busy and motivated indeed setting up a new computer this week. Nonetheless, I was able to keep going full steam with Revit API related issues as well – Setting up a new MacBook – KLH Engineers RevitDeveloperTools snooping tool – Pulling text from annotation tags – Vertex handling – The true meaning of pizza... Read more →

SketchIt, Lookup Family Types, Definition Names

Today, we present yet another RevitLookup enhancement, a note on an undocumented built-in parameter change and a neat Forge Design Automation for Revit sample app – RevitLookup family types and parameter definition names – Bitmap aspect ratio built-in parameter renamed – DA4R SketchIt demo generates walls... Read more →

Forge DA4R IFC Support and Snoop Enhancements

Let's close this eventful week with two important enhancements added to the Forge Design Automation API for Revit and our beloved RevitLookup tool – IFC Support in the Design Automation for Revit API – RevitLookup Snoop Enhancements... Read more →

RevitLookup and SDK for Revit 2020

Happy Easter! The post on What's New in the Revit 2020 API is overdue... for the time being, of course, you can refer to the documentation included with the Revit 2020 SDK, either Revit Platform API Changes and Additions.docx or the corresponding section in the help file RevitAPI.chm. I promise you there is some really juicy stuff in there! Here are some other quick notes as an Easter present for you – RevitLookup for Revit 2020 – Revit 2020 SDK posted – Generative Design with Philippe Starck... Read more →

Forge Picture, Debugging, Snooping Appearances

Today, let's look at the Forge architecture, Revit add-in debug, edit and continue, and yet another RevitLookup enhancement – High-level picture of Forge – Debug and continue in a Revit add-in – Snooping appearance assets... Read more →

Retrieving and Snooping Dependent Elements

Håvard Leding of Symetri raises another exciting topic on using the the GetDependentElements method to retrieve and snoop dependent elements, e.g., the sketch of a floor and the model lines defining the floor boundary in that sketch – The GetDependentElements method – Snoop dependent elements – CmdSnoopModScopeDependents – RevitLookup update... Read more →

New RevitLookup Snoops Edges, Faces and Links

Håvard Leding of Symetri added three new commands to RevitLookup – Three new RevitLookup commands – About "Snoop Pick Face" – About "Pick Linked Element" – Running in a family document... Read more →

Retrieving Linked IfcZone Elements Using Python

Today, I present a little exploration of how to access zones defined in an IFC file in Revit. If you are following this blog closely, you might guess that this is related to the room boundary CSV exporter project that I recently discussed. For this exploration, I installed and used RevitPythonShell. Here are the detailed steps – Importing IFC zones into Revit – Installing and using RevitPythonShell – Programmatically accessing IFC zones in Revit... Read more →

Dashboard, Regen and Revit API Panel at AU

Topics to start the week – Revit API panel at AU in Las Vegas – Automatic BIM dashboard data extraction – When to regenerate the document? – RevitLookup centre parent for forms... Read more →

RevitLookup 2019 and New SDK Samples

I migrated RevitLookup to Revit 2019, which was very easy. Next, I compared the directory contents to discover the new SDK samples – RevitLookup 2019 – New Revit 2019 SDK samples... Read more →

RevitLookup Search by Element and Unique Id

Александр Пекшев aka Modis @Pekshev implemented another useful RevitLookup enhancement to search and snoop elements by element id or unique id – Search and snoop by element id or unique id – File changes – The built-in Select by Id command, Zoom To and StringSearch – RevitLookup update... Read more →

Export Geometry and Snoop Stable Representation

Александр Пекшев aka Modis @Pekshev submitted a very succinct and useful pull request for RevitLookup that I integrated right away, and provides many other valuable inputs as well – Snoop stable representation of References – Project point on plane correction – Revit export geometry to AutoCAD via XML – RevitExportGeometryToAutocad – Description – Versions – Using – Example... Read more →

Edge Loop, Point Reference Plane and Column Line

A whole bunch of exciting Revit API topics to start the week – RevitLookup updated to use NuGet Revit API package – Determining the outer-most EdgeLoop – How to determine the location curve for a steel column – Determining a reference plane from a reference point... Read more →

Forge, Installed Version, Move Group, Name Filter

A biggish post rather late in the week... still answering too many cases – Forge for AEC demos and sample code – Determining the starting view – Detecting installed Revit version – Detecting installed C3D version – Moving items inside a detail group – Filtering for family instances and types by family name... Read more →

Revit versus Forge, Ids and Add-In Installation

Forge versus Revit programming – Access Revit BIM data and element ids from BIM360 – Unique IDs for Forge viewer elements – Edit and export Revit properties in Forge – Upcoming Forge accelerators – Updated Visual Studio Revit add-in wizard installation – Question on RevitLookup installation – RevitLookup cannot snoop everything... Read more →

Sensors, BIM, AI, RevitLookup, Fuzzy Comparison

We continue patrolling the well-trodden paths of BIM, AI, Revit precision and RevitLookup – Connected BIM – Intuitive AI – Fuzzy Comparison – RevitLookup 2018.0.0.1... Read more →

RevitLookup 2018 and Forge DevCon CFP

Revit 2018 has been released. The Revit 2018 SDK is available from the Revit Developer Centre. I migrated RevitLookup and The Building Coder samples. Finally, the call for proposals has opened for the Forge DevCon at Autodesk University in Las Vegas – Revit 2018 Software Developers Kit – RevitLookup 2018 – The Building Coder samples 2018 – Forge DevCon call for proposals... Read more →

ForgeFader, Lookup Builds, Purge & Room Instances

Blogging despite having already exceeded my work quota for the week, but there is so much to share – ForgeFader user interface – RevitLookup builds – Purging types, families and materials – Retrieving all family instances in a room... Read more →

Elasticsearch-Head, RevitLookup and Area Schemes

I ran the first query on the collection of tbc blog posts imported into Elasticsearch to experiment for the question answering system Q4R4 Question Answering for Revit API and installed the elasticsearch-head web front end to better explore and understand my local Elasticsearch cluster – Elasticsearch text field mapping – Elasticsearch-head web front end – More RevitLookup updates – Get area scheme from an area... Read more →

Q4R4 tbc Import and RevitLookup

I started working on the question answering system Q4R4 Question Answering for Revit API. The first step is to import The Building Coder blog posts into Elasticsearch and experiment with full-text queries on them. Furthermore, we are proud to present yet more enhancements to the revamped version of RevitLookup – Q4R4 sources and result presentation – Importing tbc blog posts into Elasticsearch – Listing and clearing the Elasticsearch tbc index – Strip and clean up HTML for JSON document – Q4R4 GitHub repo and tbcimport.py script – RevitLookup bug fixes – RevitLookup icons... Read more →

Family Bounding Box and AEC Hackathon Munich

I briefly mentioned the AEC Hackathon in Munich yesterday. Here is some more information on that, highlighting the exciting speaker line-up and target topics, plus a solution for determining the bounding box of an entire family – AEC Hackathon Munich Topics and Speakers – Family bounding box – Continuous integration for RevitLookup? Read more →

RevitLookup and DevDays Online API News

Unprecedented exciting information to share with you today! DevDays Online recordings are available right now, before the product launch! Furthermore, we are proud to present another little update of the revamped version of RevitLookup – Forward-looking DevDays Online API news – Revit API news for the next major release – Revit API news slide deck contents – Must do – New functionality – Revit roadmap – RevitLookup enhancements... Read more →

RevitLookup Extensible Storage Restored

I already discussed the first clean-up of the new Reflection based version of RevitLookup; here comes the second one, restoring access to view extensible storage data – Recent changes to RevitLookup – Restore access to extensible storage data – Download and access to old functionality... Read more →

RevitLookup with Reflection Cleanup

Last week, I presented a drastic change to RevitLookup using Reflection to provide more complete coverage of all the Revit database element methods and properties. Victor Chekalin took a critical look at this new version and cleaned it up significantly. Now all is well and order has been restored again – Shock and gripe – Commit summary – 1. Methods and properties extraction – 2. Show enum values – 3. Drill down into SymbolGeometry – 4. Remove duplicate get_ property getter method – 5. Fixed Fine DetailLevel bug – 6. Visual style of separator – Download and access to old functionality – Reaction and read-only assurance... Read more →

Revit MEP Connector Number

I answered a question in the Revit MEP forum, prompted by Robert Klempau's direct mention in the thread on connector numbers of mechanical equipment. Since it is rather technical and even includes a snippet of Revit source code, let me reiterate it here for better readability and future reference – Question: I created a mechanical exhaust fan with four connectors... Read more →

RevitLookup Reflection Cross-Version Compatibility

Today, I present a large and drastic contribution to RevitLookup from Andy @awmcc90 McCloskey of RevDev Studios that will help significantly in supporting both past and future releases of Revit – Drastic changes making use of object inspection via Reflection – Cross version compatibility – Removal of events and unused functionality – Commit summary – Snoop / CollectorExts – Utils – Tests – File Changes – Download... Read more →

Revit Server API Lib, Truss Members and Layers

Today, we proudly present – NuGet Revit Server REST API Library – RevitLookup Updates – Truss Members and FamilyInstance Sub-Components – GeometryObject Layer Name... Read more →

Schedule Parameters and Shared Parameter GUID

Lots of information on, from and about schedule parameters, and a new elegant solution to a long-standing challenge – Direct access to shared parameter GUID – Getting parameter information from a schedule... Read more →

RevitLookup Supports Spot Dimension and Escape

RevitLookup sports two new useful enhancements since adding support for the NuGet Revit API package in mid-December – Close all forms using the Escape key – Support for spot dimension... Read more →

NuGet Revit API Package

Most of the work of the year has been done, and it is time to settle down and clear out for the new. Tomorrow is the winter solstice, followed by Christmas and Yuletide, ending with the Twelfth Night. For me, this is a time of retreat, calm, reflection, and renewal of energy. Today brings a nice gift from Andrey Bushman – NuGet Revit API package – RevitLookup using the NuGet Revit API package – Creating a NuGet package from assembly DLLs – More NuGet packages... Read more →

Revit 2017, RevitLookup and SDK Samples

Revit 2017 was released yesterday. Here is the official Autodesk statement stating that Revit 2017 advances BIM for the future of designing buildings. I downloaded and installed my version from the Autodesk Revit family free trial web site. Let's look at what I did to install and first add-in compilation experiences – Uninstalling prior versions and cleaning the registry – Dummy API assembly folder for compiling samples – Resolving hiccups compiling Revit 2017 SDK samples – RevitLookup for Revit 2017... Read more →