Re: [Lib2geom-devel] allNearestTimes()

[Johan E. <jbc...@sw...>]

Hi Krzysz, Diederik,
Seems to make sense.
You may want to discuss this with someone who (I think) uses this method 
a lot for snapping: Diederik.

Any objections Diederik?

-Johan


On 19-7-2014 2:40, Krzysztof Kosiński wrote:
> This method is a little pointless, because it will return more than
> one point only if they are at exactly the same distance. Due to
> limited precision of doubles, this will only happen in very specific
> circumstances - basically only if someone deliberately constructs the
> object and the point with carefully chosen values. It's nearly
> impossible to get more than one result by manipulating shapes on the
> screen. Therefore arbitrarily picking one of the points doesn't change
> much.
>
> It would be more useful if the method accepted a tolerance parameter
> and returned the local minima of each subset of the shape not further
> than this tolerance from the true nearest time. The attached image
> explains this.
>
> Regards, Krzysztof