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authorChris Wilson <chris@chris-wilson.co.uk>2009-12-30 16:21:50 +0000
committerCarl Worth <cworth@cworth.org>2010-02-19 13:33:42 -0800
commitaf10ae114b005c5a5ed92e2130371bed2bfba210 (patch)
tree9f8dd49bebe0de033594e0bf8ac07a23a121f1b8
parent546edda52190ceaf8024113e6685e5f8fb275f19 (diff)
downloadcairo-af10ae114b005c5a5ed92e2130371bed2bfba210.tar.gz
arc: Just emit a line-to if radius is zero.
In order to be consistent with the semantics of cairo_arc() using a radius of 0 should simply degenerate into a line-to. Reported-by: Benjamin Berg (cherry picked from commit a0ea0b63fdd38a73d6696da5cd4800d9a7289240)
-rw-r--r--src/cairo.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/cairo.c b/src/cairo.c
index 63d269336..ceaf3a8e6 100644
--- a/src/cairo.c
+++ b/src/cairo.c
@@ -1572,8 +1572,10 @@ cairo_arc (cairo_t *cr,
return;
/* Do nothing, successfully, if radius is <= 0 */
- if (radius <= 0.0)
+ if (radius <= 0.0) {
+ cairo_line_to (cr, xc, yc);
return;
+ }
while (angle2 < angle1)
angle2 += 2 * M_PI;