Re: [PATCH v2] gdiplus: Scale widened dashes to the pen width.

[Vincent Povirk]

I don't understand this part.

On Tue, Jun 27, 2017 at 5:27 PM, Zebediah Figura <z.figura12(a)gmail.com> wrote:
> @@ -2175,8 +2182,7 @@ static void widen_dashed_figure(GpPath *path, GpPen *pen, int start, int end,
>      if (dash_index % 2 == 0 && num_tmp_points != 0)
>      {
>          /* last dash overflows last segment */
> -        tmp_points[num_tmp_points] = path->pathdata.Points[end];
> -        widen_open_figure(tmp_points, pen, 0, num_tmp_points,
> +        widen_open_figure(tmp_points, pen, 0, num_tmp_points-1,
>              draw_start_cap ? pen->startcap : LineCapFlat, pen->customstart,
>              closed ? LineCapFlat : pen->endcap, pen->customend, last_point);
>      }

[PATCH v2] gdiplus: Scale widened dashes to the pen width.

[Zebediah Figura]

On 06/28/2017 01:43 PM, Vincent Povirk wrote:
> I don't understand this part.
>
> On Tue, Jun 27, 2017 at 5:27 PM, Zebediah Figura <z.figura12(a)gmail.com> wrote:
> > @@ -2175,8 +2182,7 @@ static void widen_dashed_figure(GpPath *path, GpPen *pen, int start, int end,
> >       if (dash_index % 2 == 0 && num_tmp_points != 0)
> >       {
> >           /* last dash overflows last segment */
> > -        tmp_points[num_tmp_points] = path->pathdata.Points[end];
> > -        widen_open_figure(tmp_points, pen, 0, num_tmp_points,
> > +        widen_open_figure(tmp_points, pen, 0, num_tmp_points-1,
> >               draw_start_cap ? pen->startcap : LineCapFlat, pen->customstart,
> >               closed ? LineCapFlat : pen->endcap, pen->customend, last_point);
> >       }

The code is redundant and ends up creating an extra point at the end of 
the path. The loop already ensures that the last point will be on the 
end of a segment.