GSoC-2011: Implement Missing Mesh Functions in Wine’s D3DX9

[Michael Mc Donnell]

Sorry I made a mistake.

On Thu, Jun 23, 2011 at 11:07 AM, Michael Mc Donnell
<michael(a)mcdonnell.dk> wrote:
> Yes that's the basics of it. It does some other funny things too. For
> example it re-orders the indices, so if you have
>
> 0--1    6   3
> |  /    / |    | \
> | /    /  |    |  \
> 2    8--7   5--4
>
> That corresponds to:
>
> index buffer = [ 0,1, 2,  6, 7,8,   3, 4,5]
> adjacency    = [-1,1,-1,  2,-1,0,  -1,-1,1]
> point rep     = [ 0,1, 2,  1, 4,7,   1, 7,2]

Index 5 is not replaced by 7 because the lowest index is always used.
So it should have been the other way around:
point rep     = [ 0,1, 2,  1, 4,5,   1, 5,2]
> If the indices had not been re-ordered then the point representation
> would have been
> [0,1,2,  1,7,2,  1,4,7].

And similarly
[0,1,2,  1,5,2,  1,4,5].

I'll put this example into the test.