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XPlane2Blender v4.4.0

Hey everyone. We have a new version of X-Plane2Blender available!

  • Blender 4.5 LTS Support (Another application joins the Vulkan legion!)
  • New Wheel Empties Annotation – These will allow you to annotate the centre of the wheel, so that X-Plane can place 3D chocks
  • Bug fix for transparent decals
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SDK News – 12.2.0 | “Chockingly” good fun

The X-Plane 12.2.0 beta is finally here! This update has been a labour of love from the team for many months, and we’re excited to see so many users enjoying the changes. The stars of this show go to Daniel, Daniela and Maya for their meticulous commitment to enhancing the atmospherics of the sim. Alas, this is a developer website. So let’s glance at some of the changes relative to our third parties.

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SDK News – 12.1.4 | Scenery Gateway & New Assets

Hello everyone, and welcome back to the blog post (quite some time right?). We have recently released 12.1.4 as a beta, and we highly encourage you to check it out here. There is some nice content released, that makes for an exciting appetizer for the new year. Whilst we don’t expect to be on this beta for too long (famous last words), most of the new additions will likely be subject to long-term feedback. Please message in support!

One of the major additions for this release is more content and updates for our scenery gateway artists!

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SDK Update : Web API v2

X-Plane 12.1.4 Beta is here! And with it, comes another extension to our WEB APIs. Both of which have received extensive powers surrounding commands.

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Around the Office: Friday the 13th Edition

Last week Marco and I were on a live stream and had a chance to talk about some of the upcoming developments we’re working on; next month Marco will be full time with us, but for now here’s a few notes on things making progress in the lab. I’m sure publicly discussing them on Friday the 13th will have no unexpected consequences. (Knocks on wooden desk repeatedly.)

We should hopefully have a release candidate for 12.1.2 next week – this week the team was fixing crash bugs, and we’re down to trying to finishing up stability. Crash rates in the beta look good enough to ship. (Please consider turning on analytics – we don’t collect your personal data but we do record crashed vs non-crashed sim runs – this is how we know whether stability is getting better or worse!)

12.2.0

Dark Cockpits: Art team is evaluating Maya’s exposure fusion work. Generally things look better than the shipping product, but we discovered yesterday that the indirect lighting environment is pretty weird on cloudy days. We’ve been fixing bugs, removing old hacks we no longer need, and I’m optimistic that the update should be both better looking and closer to reality.

We also have some fixes to the PBR material model that may get X-Plane closer to Blender and Substance Painter 2. This is a double-edged sword: we don’t want to change the material model such that everyone has to repaint everything (that would be too much both for our team and for add-on makers) but we do want X-Plane to be as close to WYSIWYG possible to make development faster. Art is evaluating these changes too.

We’re targeting 12.2.0 (a “major free update”) for these changes so we can run a substantial alpha and beta program and give add-on makers time to report bugs.

12.1.X

ATC, Weather: we have two minor releases before 12.2.0 making their way through testing. The first is ATC with SIDs and STARs – as of now it looks like that will ship next, but all releases are subject to change based on bugs.*

The other update is a weather update, and it looks like it may have some substantial features:

  • New in-cockpit weather radar, with SDK support.
  • Fixes for real weather bugs, including jumps in pressure altitude (which are driving the autopilots crazy) and some fixes to cloud visuals.
  • Plugin-controlled weather across multiple locations.
  • Better weather sync over the internet.

As of now the weather branch also has network sync of trucks and jetways to external visuals. This only affects users using external visuals but for those users, it’s a big feature, and it’s also an important foundational technology for us.

* In the past we have announced “X” is next and if that code was buggy, we’d just delay shipping anything until we fixed it. We’re trying to be more flexible and ship what’s ready first, so good code doesn’t have to wait for unrelated bugs.

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Webservers, Documentation, and Terrible Titles

X-Plane 12.1.1 is out! This is a quick “bug fix” patch on X-Plane 12.1.0. If you could not load the sim due to problems with XPLM_64.dll, please update using the installer to fix it. Full notes here.

Websocket-To-Me Time

Besides fixing bugs, X-Plane 12.1.1 enables X-Plane’s web API*. Basically we were asked for this so many times at FSExpo that Chris and Daniela put the remaining work on the fast track.

Our plan is to build several services into the web server; the web APIs will not be exact mirrors of the plugin SDK, but will cover enough functionality to build wide range of apps. We have plans for:

  • Datarefs (shipping now)
  • Commands (in developement)
  • Initiializing Flights (in development)

Documentation on the new web APIs can be found here.

Doc-It-To-Me Time

X-Plane alum and fellow X-Plane-10-survivor Tom Kyler is back working on developer documentation for us, and has finished a first release on some of the new X-Plane 12.1.0 features:

Tom has big plans for X-Plane’s documentation; one thing that’s great to see in these docs is really good illustrations based on real sample 3-d models and test projects.

The Devil Is In the Details

A detail texture is a repeating, high detail pattern that adds high-res detail to an otherwise lower resolution texture. Detail textures let us add fine detail at high resolution without using a ton of extra VRAM efficiently. We use detail textures with bits of “gravel” to make the runways look more realistic.

We introduced detail textures over a decade ago in X-Plane 10 to enhance ground detail around airports and in the new (at the time) autogen cities.

What we did not do was give them a good name. At the time we called them “decal” textures. This has turned out to be incredibly confusing, because in every other game engine ever, a high-res texture applied over the entire material (which is what we have) is called a detail, and a decal basically means “sticker that you stick on somewhere”. Detail textures make the ground look more rocky, decals add blood spatter and bullet holes to the walls in your zombie-shooter game.

So moving forward, we are going to try to call detail textures “detail textures” wherever possible, to be consistent with the norms of content creation. Tom and Maya will be updating labels in Blender and doc to be consistent about this.

For X-Plane 12.1.1, Maya has extended the detailing system in two ways:

  • Detail textures work on OBJs and not just in the scenery system, so aircraft authors can add detail too.
  • Detail textures can affect the bumpiness of normal maps and not just the color of albedo textures, so detail textures now interact with the lighting model in realistic ways.

You can get the 4.3.3 beta XPlane2Blender plugin here to use the new detail textures. Maya is planning on a release Real Soon Now™.

* Please note that while the dataref API does use websockets, most of our web APIs are conventional REST requests over HTTP. I did consider “The X-Plane developers never REST..until now” as a section title.

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What Gets Released Before Vegas Stays Released in Vegas

The X-Plane 12.1 release candidate is out today!* The last twenty four hours have been a mad dash to get the release candidate posted before we head to Las Vegas for FlightSimExpo 2024. If you are attending, stop by the X-Plane booth – there will be a bunch of us there including myself, Austin, and Marco, our new release manager.

All of this is a little bit exciting because we can’t recut the release candidate while in Las Vegas – one of the machines involved still requires a human to sit in front of it. We’ve been racing to get the RC done while we still have access to those machines, and the build system responded as you’d expect – by failing in all sorts of new ways. My plan is to just not breathe until I’m on the plane tomorrow.

(*) Because this is a release candidate you still have to check “get betas” in the installer to opt in to getting the RC; once the candidate has been out for a week, if nothing huge goes wrong, we will declare it final and it will become the official update for everyone.

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