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    Thread: Proposed change to !CATEGORY
Post: RE: Proposed change to !CATEGORY

In my view, this would make sense, as it would allow the parts to be grouped according to their use. It might even be possible to have more than one group. Best regards, Manfred
Manfred Schaefer Official File Specifications/Standards 13 1,678 2026-04-03, 18:26
    Thread: Incomplete list in the section on patterned parts
Post: RE: Incomplete list in the section on patterned pa...

Orion Pobursky Wrote: (2026-03-30, 21:41) -- The NEXO knight patterns break the naming convention. I'm going to have to code them in as a special exception. -- Why do the NEXO Knight pattern break ...
Manfred Schaefer Help 3 809 2026-04-03, 18:20
    Thread: Incomplete list in the section on patterned parts
Post: Incomplete list in the section on patterned parts

Hello, I viewed the list of all patterned parts for 22385 and noticed that the list was incomplete. For example, all parts relating to Nexo Knights were missing. The following image shows th...
Manfred Schaefer Help 3 809 2026-03-30, 18:24
    Thread: Request for new primitives
Post: RE: Request for new primitives

Magnus Forsberg Wrote: (2026-03-27, 16:05) -- "Where this fraction is less than an entire circle, the primitive starts at {+x,0} and progresses in a conterclockwise direction when viewed from above {...
Manfred Schaefer Parts Authoring 24 3,230 2026-03-27, 16:59
    Thread: Request for new primitives
Post: RE: Request for new primitives

Peter Blomberg Wrote: (2026-03-27, 15:27) -- This is an example of converting the challenging angles to easier angles. You'd rotate the prim by 45°. You are correct in that 3 decimals are usually...
Manfred Schaefer Parts Authoring 24 3,230 2026-03-27, 16:45
    Thread: Request for new primitives
Post: RE: Request for new primitives

Peter Blomberg Wrote: (2026-03-27, 14:53) -- Any circle segment from -x to x can be replaced with two segments, each starting from 0. There is no need for pre-mirrored and superimposed primitives. I...
Manfred Schaefer Parts Authoring 24 3,230 2026-03-27, 15:18
    Thread: Request for new primitives
Post: RE: Request for new primitives

Magnus Forsberg Wrote: (2026-03-25, 11:04) -- I think the prim definition spec states that all prim must start at x=1 (and that is equal to 0 degrees) and then continue ccw. -- I’ll see if I can fi...
Manfred Schaefer Parts Authoring 24 3,230 2026-03-27, 15:09
    Thread: Helmet and Visor (7071.dat)
Post: RE: Helmet and Visor (7071.dat)

Hi Alfred, I'm glad you were able to resolve your issue. You can request permission to be a part author by sending an email to Orion. Then you can upload the parts to the Part Tracker yourself. I w...
Manfred Schaefer Parts Authoring 11 1,692 2026-03-27, 12:05
    Thread: Helmet and Visor (7071.dat)
Post: RE: Helmet and Visor (7071.dat)

Alfred Schmitz Wrote: (2026-03-27, 6:45) -- Hi! Various Speed Champions sets include a Formula 1 helmet (7071.dat). Unfortunately, I can only assign a color to the helmet itself, but not to the v...
Manfred Schaefer Parts Authoring 11 1,692 2026-03-27, 7:46
    Thread: Request for new primitives
Post: Request for new primitives

Hello, I’d like to come back to my question above. What is the procedure if I need primitives, as described above? Can I simply create them, or are there specific rules to follow? Question for T...
Manfred Schaefer Parts Authoring 24 3,230 2026-03-24, 20:53
    Thread: What to do with Stippling / Crosshatching?
Post: RE: What to do with Stippling / Crosshatching?

It's just an idea I had. It could be that the white jagged lines have the same slope. You could use a program to fill a square area completely with these white and red jagged lines and save it as a...
Manfred Schaefer Parts Authoring 4 908 2026-02-19, 21:03
    Thread: LDraw.org 2025-12 Parts Update Now Available
Post: RE: LDraw.org 2025-12 Parts Update Now Available

Orion Pobursky Wrote: (2026-01-29, 21:44) -- Sorry if I wasn't clear. The error is not  fixed and can't be fixed from my phone which is why I haven't announced the update yet. -- All right, no prob...
Manfred Schaefer LDraw.org Announcements 9 3,617 2026-01-29, 22:03
    Thread: Incorrect Bricklink reference in official files
Post: Incorrect Bricklink reference in official files

Hello, Some users have the designation ‘Part Header Editor’. What permissions do these users have? I believe they are allowed to change the header of the parts files without having to re-upload the...
Manfred Schaefer Parts Authoring 0 489 2026-01-29, 22:00
    Thread: LDraw.org 2025-12 Parts Update Now Available
Post: RE: LDraw.org 2025-12 Parts Update Now Available

Orion Pobursky Wrote: (2026-01-29, 21:00) -- I'm aware. There was an error during the release process and was noticed this morning after I left home. I can't "retract" the update from work and I was ...
Manfred Schaefer LDraw.org Announcements 9 3,617 2026-01-29, 21:41
    Thread: Discussion - proposal to extend !TEXMAP specification
Post: RE: Discussion - proposal to extend !TEXMAP specif...

N. W. Perry Wrote: (2026-01-26, 23:22) -- Yes, the d parameter is pretty simple, just plugging in coordinates and deltas. I already do this by hand. :-) And the Bezier math is an easy formula for a c...
Manfred Schaefer Official File Specifications/Standards 60 12,878 2026-01-27, 20:50
    Thread: LDraw.org 2025-12 Parts Update Now Available
Post: RE: LDraw.org 2025-12 Parts Update Now Available

Hello, I noticed something in a few parts of the last update (2025-12) that was probably not intended. Here is an example from the header of part 581c01: 0 !KEYWORDS 0 !KEYWORDS {“id”:13,“keyw...
Manfred Schaefer LDraw.org Announcements 9 3,617 2026-01-04, 17:56
    Thread: Question about creating a primitive
Post: RE: Question about creating a primitive

Rene Rechthaler Wrote: (2026-01-02, 19:06) -- I think the "inaccuracies" are from the process/definition of the prims... a ring18 connects a cyl scaled x18 with one scaled x19, which means the round...
Manfred Schaefer Parts Authoring 4 1,375 2026-01-03, 1:21
    Thread: Question about creating a primitive
Post: RE: Question about creating a primitive

Philippe Hurbain Wrote: (2026-01-02, 19:07) -- Your thinking is right, it's a question of rounding method. We calculate sin/cos of angle, then round these value to 4 decimal places, then scale these ...
Manfred Schaefer Parts Authoring 4 1,375 2026-01-03, 1:15
    Thread: Request for new primitives
Post: Request for new primitives

Hello, Among the primitives, there is the primitive n-fchrd.dat. This primitive is well suited for creating a transition to, for example, an enclosing circle. Unfortunately, the starting point of t...
Manfred Schaefer Parts Authoring 24 3,230 2026-01-02, 18:53
    Thread: Question about creating a primitive
Post: Question about creating a primitive

Hello, I would like to create a new primitive (4-4ring179.dat). To do this, I looked at the primitive 4-4ring18.dat. I noticed that the values of the individual points are, in my opinion, incorrec...
Manfred Schaefer Parts Authoring 4 1,375 2026-01-02, 18:29