[Papervision3D] papervision & augmented reality
ross.sclafani at gmail.com
Fri Nov 14 08:20:04 PST 2008
On Nov 14, 2008, at 11:12 AM, Alexander Wichers wrote:
> I managed to get stuff working, here is my demo:
> My server now spits out papervision compatible projection and object
> matrixes, it took me more than two days to get to this result. And
> it's definitely not 100% (x,y,z position is of when rotating), but
> it's close, looks cool and good enough for now..
>> I'm experimenting with augmented reality (http://www.hitl.washington.edu/artoolkit/
>> ), and I'm using my flash server (mammoth-project.org) to do the
>> actual calculations. The server gives back matrix translations (per
>> object) back to Flash. This works fine and very fast indeed, here
>> is my proof: http://mammoth-project.org/dl/ar_demo.wmv
>> The projection matrix that artoolkit gives me is an OpenGL matrix
>> in GL_MODELVIEW mode (right-handed). I believe I need to convert
>> that to the left-handed papervision compatible coordinates.
>> Who knows what the main differences between these coordinate
>> systems are?
>> And can someone confirm that this is the correct matrix papervision
>> ScaleX ShearYX ShearZX PerspectiveX
>> ShearXY ScaleY ShearZY PerspectiveY
>> ShearXZ ShearYZ ScaleZ PerspectiveZ
>> TranslateX TranslateY TranslateZ Homogeneous
>> Your help is appreciated! And the result of this work will be open-
>> source btw..
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