CZI: questions about openslide grids

[Benjamin Gilbert]

On 12/15/2014 07:30 PM, Benjamin Gilbert wrote:
> If it is impossible to overlay any regular grid on the tiles because
> there is *no* consistent structure, the tilemap grid will not work.  We
> would need to add a new grid that looks up tiles by performing a range
> search over the tile coordinates.  I've previously suggested that that
> could be implemented as a wrapper around the SQLite R*Tree module.

Done:

     https://github.com/openslide/openslide/commit/2091a1c9

--Benjamin Gilbert