puzzles: resync with upstream 262f709.

This is the first resync with a fully unmodified upstream repo. This
includes a new scanline polygon renderer in the upstream puzzles
distribution. This allows us to get rid of the monstrosity of a
polygon renderer we had been shipping in rockbox.c.

Change-Id: I23628c74bb5ff7a9e7932bf16d68a1c867c49969

1 files changed, 2 insertions, 3 deletions

diff --git a/apps/plugins/puzzles/src/signpost.c b/apps/plugins/puzzles/src/signpost.c
index 4d2f5849fd..9aed67bb4a 100644
--- a/apps/plugins/puzzles/src/signpost.c
+++ b/apps/plugins/puzzles/src/signpost.c
@@ -1895,9 +1895,8 @@ static void draw_star(drawing *dr, int cx, int cy, int rad, int npoints,
     coords = snewn(npoints * 2 * 2, int);
 
     for (n = 0; n < npoints * 2; n++) {
-        /* hack to accomodate rockbox's concave polygon drawing */
-        a = 2.0 * PI * ((double)n / ((double)npoints * 2.0)) + angle_offset - PI / npoints;
-        r = (n % 2 == 0) ? (double)rad/2.0 : (double)rad;
+        a = 2.0 * PI * ((double)n / ((double)npoints * 2.0)) + angle_offset;
+        r = (n % 2) ? (double)rad/2.0 : (double)rad;
 
         /* We're rotating the point at (0, -r) by a degrees */
         coords[2*n+0] = cx + (int)( r * sin(a));