Re: [geometry] Replace isIdentity()?

On Tue, Jun 10, 2014 at 7:33 PM, Robert O'Callahan <robert@ocallahan.org>
wrote:

> Personally I'm leaning towards just making is2D and isIdentity use the
> simple definitions that check for exact values of the matrix coefficients,
> rather than using state bits. It's a difficult judgement call but the
> simplicity and generality probably outweigh the possible downsides.
>

Maybe we can provide both so people that want consistent behavior, can
still call MaybeHasTransform.