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Ginger Bill
First off, how do you encode an zero rotation, half a turn or a full turn around a particular axis…
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[Deleted User]
It is not, until proven otherwise. I can't make dot product return 1, if you know how let us know…
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Ginger Bill
It actually is a problem. RPs can be zero unlike quaternions. Other than curiosity, I see no benef…
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[Deleted User]
ratchetfreak's problem is not a problem for unit quaternions (and Gibbs vectors are of unit lengt…
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Brian
Hey everyone, I'm in my senior year at a university working towards a BS in computer information …
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Jeroen van Rijn
is a multi-award winning, CQC-registered, technology-enabled homecare provider focused on disrup…
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Jeroen van Rijn
Fixed. Thanks! You know why that was, Simon? When I originally wrote the bbcode parser, I made it …
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Simon Anciaux
I believe that you can use and in a custom function to remove the read only flag and then save n…
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EvulStd
It worked! Thank you so much. I'll make sure to use tags from now on, too. Again, thank you!
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Mārtiņš Možeiko
I was asking to execute "PATH" command and show the output. From the code you posted it looks like…
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EvulStd
Thank you very much for replying! I don't quite understand your meaning - 'path after you have cal…
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Mārtiņš Možeiko
Are you sure you have installed C++ support in Visual Studio 2017? I believe it needs to be explic…
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EvulStd
Hi, I was using the visual studio 2015(which was working perfectly fine), then when I switched to …
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Mārtiņš Možeiko
I will not guard my code against divide by 0 anywhere other than in vector length procedure... Wi…
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[Deleted User]
The code is updated for extracting an axis and angle from a Gibbs vector.
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Ginger Bill
With unit quaternions, there is no worry with dividing by zero. However, with Rodrigues/Gibbs Para…
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[Deleted User]
Isn't any divide in any math code ever suffers from the same problem? I will not guard my code ag…
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Mārtiņš Možeiko
The problem is not about hitting value exactly 0 or 180 or any other. The problem with floats is …
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ratchetfreak
there is also the chance that a.w * b.w - (a.x * b.x + a.y * b.y + a.z * b.z) = 1-dot(A, B) will …
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[Deleted User]
, so even if Gibbs vectors fail somehow you can always fallback to them. Right, in that case I w…
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Mārtiņš Možeiko
Hmm... This looks very interesting! If I understand correctly this cannot represent 180° rotation…
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[Deleted User]
Recently I that vectors multiply and rotate exactly like quaternions (because they are quaternio…
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Chen
Hi all, I need help on converting a pure rotation matrix to quaternion for my animation system in …
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Mór
Good job. Like Casey says, do one thing and do it really well.
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Tristan Dannenberg
Hi Allen, I've been working on some rather involved customizations, essentially replacements for s…
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McMassiveNZ
Hi again, Sorry if this question has been asked before, is there a way to save over a file in 4cod…
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McMassiveNZ
Hi Allen/Forum I've been fed up with how bloated visual studio has become and decided to try out 4…
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Andrew Reece
re snapping to degrees: the same response I had to horizontal/vertical snapping, only more so. re …
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Simon Anciaux
I don't know if it was always like that and I just noticed it but when you quote somebody the quot…
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Simon Anciaux
Snapping to 30°, 45°... And I would add the request to be able to resize the window ^^.
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