Re: [css3-3d-transforms] matrix3d() uses column-major order, but CSSMatric properties row-major ?

On Sep 9, 2010, at 9:26 AM, Boris Zbarsky wrote:

>> Yes I agree that this can be more clear. But to be clear a proper homogeneous multiplication of a matrix by a vector would divide the resultant x, y, z values by the 4th component, w.
> 
> Sure (unless w == 0, etc).  But the point is, the spec needs to define all this, either inline or by reference.

Right. The only way w could equal 0 is if the matrix is singular, You'd have to catch this case, but rendering would not be an issue.

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~Chris
cmarrin@apple.com

Received on Thursday, 9 September 2010 18:09:17 UTC