[cairo] GSoC: Scan converting rasteriser update

[M Joonas Pihlaja]

Hey,

On Tue, 4 Nov 2008, Jeff Muizelaar wrote:

>    [path-fixed] New _cairo_path_fixed_is_region().
>     - could test path has curve_to and fail immediately on that?
>    [path-fixed] New _cairo_path_fixed_bounds_approximate_box().
>     - perhaps give the reason for wanting bounds_approximate_box
>     - _cairo_path_fixed_bounds_approximate_box should have some
>       documentation about what it computes. i.e. what the approximation is

Fixed the above.

>     - it looks like _cairo_path_fixed_interpret can't fail, so we technically
>       don't need to deal with the failure case. Perhaps we should actually
>       assert on failure...

If interpreting paths can ever fail in the future in novel ways 
it would be nice to not have to change all its callers, so 
propagating its error seems to me to be the lazy thing to do.

Joonas