[Bf-funboard] Implimenting an exact knifetool

[hovergo at net-tech.com.au]

Here ! Here ! I would love to have some accuracy in using the knife 
tool, too often I get a number of new vertexes very near the original 
tried to click on.
Roger

Campbell Barton wrote:

> Hi Guys,
> The other day I was suggesting scripts we remove and I pointed out the 
> nkife tool might be removed because we have a knife tool in Blender 
> alredy..
> needless to say, everyone replied saying that the script gave a lot 
> more precision and the plane cut is infinate. - so....
>
> How could we make the knife tool have high precision.
>
> My first thaught is to have a way to lock the last clicked point to 
> the nearest vertex. (Alt say)
> and shift could extend the endpoints for ever..
>
> Any suggestions?
>