Category Archives: File Formats

RFC: Library Dependencies

This is another “Request for Comments” post – please discuss the proposal in the comments; if you comment asking about the OccRift your comment will be piped to /dev/null. There’s one aspect of the library system that acts as a sharp unprotected corner, … Continue reading

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Posted in File Formats, Scenery, Tools | 18 Comments

RFC: Dataref-Driven Library Regions

I have a working prototype of a proposed modification for X-Plane 10.40: dataref-driven library regions. The idea is simple: you can define a region in a library pack, and X-Plane will only load those art assets when datarefs written into the … Continue reading

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Posted in File Formats, RFC | 12 Comments

Editing Gateway Airports (and Bit-Rot)

WorldEditor 1.4 is almost ready for beta, and among its new features (there are several big ones) one is very important to the X-Plane Airport Gateway: WED 1.4 can browse airports on the gateway and download scenery packs directly into the WED workspace. “Direct download” is really … Continue reading

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Posted in Development, File Formats, Scenery, Tools | 25 Comments

Please Help Find Crashing Scenery

I’ve been fielding crash-related bug reports for X-Plane 10,30, and a lot of them are turning out to be caused by third party scenery packs. Now there are two possibilities for why a third party scenery pack might crash X-Plane: There is … Continue reading

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Posted in File Formats, Scenery, Tools | 21 Comments

Airport Authoring: Airport Boundaries

Since X-Plane 8.50, airports have had a border polygon that defines the boundary of the airport surface area. The airport boundary polygon is probably the least understood aspect of airports, particularly because it takes effect when we cut DSFs, not … Continue reading

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Posted in File Formats | 16 Comments

The Library: Public, Private and Deprecated

10.25 is coming along well; if nothing really bad happens, we should have a beta either for this weekend or next Tuesday.  There are just a few remaining bugs left. I’ve been looking through the collection of submitted lego brick … Continue reading

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Posted in File Formats, Scenery | 11 Comments

DSF Mesh Formats – v9 vs v10

Tom asked a good question in the comment section of a previous post: what is the difference between DSF mesh formats for v9 and v10.  Here’s the story: Mesh: In X-Plane 8 and 9, the terrain mesh is stored as … Continue reading

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Posted in File Formats, Scenery, Tools | 31 Comments

WED: WED’s Export Dies

Why the nerdy recursive acronym for WED?  Sometimes the data just stares you in the face. I spent an hour today doing inventory on the build-up of WED bugs. That’s a screenshot of one of my bug screeners for the … Continue reading

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Posted in File Formats, Scenery, Tools | 15 Comments

The X-Plane 10 Beta Library is Not Stable!

I have blogged before about the importance of not shipping products that target beta builds of X-Plane, and the importance of waiting to the end of beta for file formats to settle down. This also applies to the library! While … Continue reading

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Posted in File Formats, Scenery | 7 Comments

New OBJ Commands

I have updated the OBJ8 specification with the new X-Plane 10.10 commands.  This blog post explains why we added some of these commands. Pixel-Space Drag Manipulator The pixel-space drag manipulator is a new axis manipulator whose drag length is measured … Continue reading

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Posted in Cockpits, Development, File Formats, Modeling | 11 Comments