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-   -   Should xAxis, yAxis, and zAxis be an orthnormal vector? (http://www.dimcax.com/hust/showthread.php?t=743)

yogy 2007-05-21 09:06 AM

Should xAxis, yAxis, and zAxis be an orthnormal vector?
 
Q:
Should xAxis, yAxis, and zAxis be an orthnormal vector?
From SW API help:
MathTransform.SetData (xAxis, yAxis, zAxis, translation, scale )

Yogy

yogy 2007-05-21 09:09 AM

回复: Should xAxis, yAxis, and zAxis be an orthnormal vector?
 
R:
The 3 axes are constrained to be orthogonal and unified so that they produce a pure rotational transformation.
Let me know if you need more information.
Regards,
Robin Richter


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