Alternative way to iterate by pairs through a list, which will take up less
memory (which, if these are vertices, may be useful, since vert lists can
get pretty big):
for i in xrange(0, len(vertList1), 2):
a = vertList[i]
b = vertList[i + 1]
for point in vertList2:
doTest(a, b, point)
- Paul
On Fri, Apr 30, 2010 at 3:00 PM, Keir <[email protected]> wrote:
> I also don't quite understand the problem you are trying to solve. I
> feel that you may be making it more complicated than it needs to be.
> But in any case the following is a way of looping a pair of values
> from a list using list slicing and zip.
>
> for a, b in zip( vertList1[:-1], vertList1[1:] ):
> for point in vertList2:
> doTest()
>
> Keir
>
> On May 1, 8:51 am, "Ofer Koren" <[email protected]> wrote:
> > what do you mean "x/y values for pSphere1 faces"? where is the 'z'
> > coordinate? is that for the center of the face or each of the vertices of
> > that face?
> >
> > maybe you could state the context of this problem?
> >
> > From: [email protected]
> > [mailto:[email protected]] On Behalf Of Jon Mills
> > Sent: Friday, April 30, 2010 3:31 AM
> > To: [email protected]
> > Subject: Re: [Maya-Python] repeat code?
> >
> > vertList1 is the y values of pSphere1 faces
> > vertList2 is the x values of pSphere1 faces
> >
> > ok im trying to match up faces which have the same vertices,
> > so say from a sphere pSphere1[0], y1, y2 and pSphere1[20], x1, x2 are the
> > same verts
> >
> > then using the dot product of pSphere1[0] and pSphere1[20]
> > ill be finding the difference pSphere1[0] - pSphere1[20]
> >
> > hope this helps
> >
> > --http://groups.google.com/group/python_inside_maya
> >
> > --http://groups.google.com/group/python_inside_maya
>
> --
> http://groups.google.com/group/python_inside_maya
>
--
http://groups.google.com/group/python_inside_maya
