 | | Re: LDraw File Format Spec 1.0 DRAFT - Call for Public Comments
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(...) I think a full worked through example would do the specs a lot of good. If I understand right the line 1 c x y z a b c d e f g h i part.dat transforms any point by the operation (u, v, w)->(x+a*u+b*v+c*w, y+d*u+e*v+f*w, z+g*u+h*v+i*w) With it (...) (17 years ago, 22-Aug-07, to lugnet.cad)
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| | Re: *** LDView Version 3.2 Released ***
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(...) That's the first I've heard of new performance problems in 3.2. I don't think I got any reports of that for the 3.2 Beta, and the 3.2 final is only bug fixes. It certainly runs fine on the computers I've tested it on. Can you copy the first (...) (17 years ago, 22-Aug-07, to lugnet.cad)
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| | Re: Bug in current version of LDList
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(...) It affects a fair few other programs (the wonderful Inno setup and various parts of windows itself) so is not LDList specific. IIRC, there was a code workaround that was applied in Inno but you'd need to check the newsgroup history. (17 years ago, 22-Aug-07, to lugnet.cad.dev)
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| | Re: *** LDView Version 3.2 Released ***
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(...) Thank you Travis. Is it just me or is this version unusable slow? Drawing anything takes a good few seconds of 100% CPU whereas the same model and settings were almost instant in previous versions. I can go back to some previous build if it (...) (17 years ago, 22-Aug-07, to lugnet.cad)
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| | Re: LDraw File Format Spec 1.0 DRAFT - Call for Public Comments
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(...) I thought I'd add a clarification to the above. A quick look at LDView's (URL) Change History> file will show that I only added support for spaces in submodel filenames in version 3.0. Furthermore, I listed it as an addition, not a bug fix, (...) (17 years ago, 22-Aug-07, to lugnet.cad, FTX)
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| | Re: Bug in current version of LDList
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(...) I think this newsgroup is a good place. (17 years ago, 22-Aug-07, to lugnet.cad.dev)
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| | Re: Bug in current version of LDList
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(...) He's talking about the smooth scrolling ("list box animation" in the General section of Tweak UI from Windows XP PowerToys). The actual end result is correct. When you click, it ends up at the next page of data after it's done animating the (...) (17 years ago, 22-Aug-07, to lugnet.cad.dev)
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| | Re: LDraw File Format Spec 1.0 DRAFT - Call for Public Comments
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(...) That's true. However, unless I'm badly mistaken, in addition to the xyz1 being at the end, you also need the other parameters to be in the proper direction in order to get the results that the LDraw library wants. The following two matrices (...) (17 years ago, 22-Aug-07, to lugnet.cad)
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| | Re: Bug in current version of LDList
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(...) I tried it on XP SP2 and get the same issue. Note : the data in the list ends up in the right location, it's just that the scroll effect is backwards. Again, move the thumb halfway down the scroll bar. Click the down arrow and watch how the (...) (17 years ago, 22-Aug-07, to lugnet.cad.dev)
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| | Re: LDraw File Format Spec 1.0 DRAFT - Call for Public Comments
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(...) Yes, but look where the x, y, and z are. The example matrix is transposed vs the "standard" one shown in OpenGL text. If you swap the rows and columns in the above matrix, you'll get the OpenGL one. It's an alternate way of expressing a 3D (...) (17 years ago, 22-Aug-07, to lugnet.cad)
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| | Re: LDraw File Format Spec 1.0 DRAFT - Call for Public Comments
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(...) I think we'll just include two examples of how the data would go into a matrix in the two different directions and leave it at that. At this point, I think the best thing would be to add something like the following to the currently proposed (...) (17 years ago, 22-Aug-07, to lugnet.cad)
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| | Re: Bug in current version of LDList
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(...) I'm on SP1. I'll try updating to SP2 and see if that fixes it. Rob (17 years ago, 22-Aug-07, to lugnet.cad.dev)
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| | Re: Bug in current version of LDList
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(...) ?? Doesn't happen to me, I'm running 4.1 on WinXP, SP2. Anyone else? (17 years ago, 22-Aug-07, to lugnet.cad.dev)
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| | Re: LDraw File Format Spec 1.0 DRAFT - Call for Public Comments
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(...) The OpenGL 2.1 specification: page 23 Vertex Arrays "Matrices are loaded into these slots in column major order." page 43 Matrices LoadMatrix takes a pointer to a 4 × 4 matrix stored in column-major order as 16 consecutive floating-point (...) (17 years ago, 22-Aug-07, to lugnet.cad)
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| | Re: Bug in current version of LDList
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(...) I'm running LDList v 4.1, 2004-Apr-16 on Win XP First, move the slider thumb to the center of the scroll bar area. If you click the Up arrow a few times, the list text scrolls down, which is as expected. If you click the Down arrow, you'll see (...) (17 years ago, 22-Aug-07, to lugnet.cad.dev)
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| | Re: Bug in current version of LDList
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I first replied almost three hours ago, but for some reason e-mail authentication never got this posted. I had to send it again and authenticate on the web page to get the message to appear?? FUT: lugnet.admin.general (...) (17 years ago, 22-Aug-07, to lugnet.cad.dev, lugnet.admin.general)
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| | Re: Bug in current version of LDList
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(...) I think this newsgroup is a good place. (17 years ago, 22-Aug-07, to lugnet.cad.dev)
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| | Re: LDraw File Format Spec 1.0 DRAFT - Call for Public Comments
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(...) You guys are both wrong, OpenGL is NOT column major. This is one of the biggest mistakes I keep hearing people repeat about OpenGL. The API doesn't care if you use column major or row major matrices, it just expects an array of 16 floats with (...) (17 years ago, 21-Aug-07, to lugnet.cad)
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| | Re: LDraw File Format Spec 1.0 DRAFT - Call for Public Comments
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(...) Hi again. What I meant was, I am confused by the (apparent) difference in what the *current* spec says on this issue, and what the new proposed spec says. If you will look at the current spec and scroll down near the end to the Line Format (...) (17 years ago, 22-Aug-07, to lugnet.cad)
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| | Re: LDraw File Format Spec 1.0 DRAFT - Call for Public Comments
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(...) From the standpoint of OpenGL, it uses row-major ordering. There are two ways to draw a transformation matrix. OpenGL uses the following (array offsets shown after): A D G X 0 4 8 12 B E H Y 1 5 9 13 C F I Z 2 6 10 14 0 0 0 1 3 7 11 15 (...) (17 years ago, 22-Aug-07, to lugnet.cad)
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