Re: surface cdata property restricted to double or uint8

[John W. Eaton]

On 30-Aug-2010, Jaroslav Hajek wrote:

| If I see right, however, you save the space for lda doubles, but there
| are already two arrays of 3*lda doubles around (cmapv and av), which
| means you'll save 14% memory at best. That is really not much in
| Octave's context. I would likewise prefer the simpler change.

OK, I checked in the following change.

  http://hg.savannah.gnu.org/hgweb/octave/rev/56f9c10e9e98

Note that instead of adding a constraints, I simply removed the
existing constraints on the cdata and alphadata surface properties.
Does anyone see a problem with doing that?

jwe