[Sidefx-houdini-list] camera Rotation and Translate to Matrix3
varomix at gmail.com
Mon Jul 9 12:40:08 EDT 2012
ok, so basically from what the worldTransform gives me I just get the
rotate and transforms, it's all there.
Thanks a lot, really appreciate it
On Mon, Jul 9, 2012 at 10:24 AM, Graham Thompson <captainhammy at gmail.com>wrote:
> You can get a camera's transform matrix by using
> >>> wt = hou.node('/obj/cam1').worldTransform()
> Your translations can only be expressed in a 4x4 matrix, or a simple tuple.
> From the world transform you can build a translation matrix from the
> extracted translation values.
> >>> t = wt.extractTranslates()
> >>> trans = hou.hmath.buildTranslate(t)
> Rotations are a 3x3 though and can be accessed directly.
> >>> rot = wt.extractRotationMatrix3()
> On Mon, Jul 9, 2012 at 8:42 AM, Alvaro Castaneda <varomix at gmail.com>
> > HI guys
> > I need help with this
> > I need to extract the translate and rotate of my camera, objects also I
> > guess, and build
> > that into a 3x3 matrix.
> > help :(
> > thanks
> > *.:varomix:.*
> > MIX Studio
> > Houdini Wizard *<|:)
> > www.varomix.net
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