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From: Andrew F. <aw...@ro...> - 2002-11-14 10:45:35
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Can you make a flag so the old behaviour is toggleable? > -----Original Message----- > From: vxl...@li... > [mailto:vxl...@li...] On Behalf Of > Peter Vanroose > Sent: 14 November 2002 08:56 > To: Yu Lianqing > Cc: vxl...@li... > Subject: Re: [Vxl-users] PMatrixDecompCR does not guarantee a > reasonable calibration > > > > PMatrixDecompCR(oxl/mvl) decomposes a projection matrix P > into the form > > P = K [R t] where K is upper triangular and R is a rotation. > > However, it only guarantees that K(0,0)>0 and K(2,2)=1 and > not K(1,1)>0, > > which should be the focal length in y coordinate axis. > > If nobody objects, I will change the source code to guarantee > K(1,1) >= 0, which as you point out is easily done by just changing > the sign of a few output values. > > > Peter. > > > > ------------------------------------------------------- > This sf.net email is sponsored by: To learn the basics of securing > your web site with SSL, click here to get a FREE TRIAL of a Thawte > Server Certificate: http://www.gothawte.com/rd524.html > _______________________________________________ > Vxl-users mailing list > Vxl...@li... > https://lists.sourceforge.net/lists/listinfo/vxl-users > |