[cairo] Questions and optimizations in cairo-arc
spitzak at d2.com
Tue Jul 26 10:01:25 PDT 2005
Actually there are *four* possible arcs, the center can be in two
positions on either side of the line connecting the points.
Jason Dorje Short wrote:
> Behdad Esfahbod wrote:
>>A viable signature would be:
>>cairo_arc_to (cairo_t *cr,
>> double x, double y,
>> double radius);
>>and draws the unique arc with the specified radius that connects
>>the current point to x,y. This still has the problem that it is
>>not the '_to' version of cairo_arc.
> But that's not sufficient because you need to know in which direction
> the arc arcs.
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