From a0a46bd55d7cbbf70757a29c067e21b70ac4e2df Mon Sep 17 00:00:00 2001
From: marha <marha@users.sourceforge.net>
Date: Thu, 13 Jan 2011 22:01:27 +0000
Subject: mesalib pixman xkbcomp git update 13 jan 2011

---
 pixman/pixman/pixman-radial-gradient.c | 20 ++++++++++++++++++--
 1 file changed, 18 insertions(+), 2 deletions(-)

(limited to 'pixman')

diff --git a/pixman/pixman/pixman-radial-gradient.c b/pixman/pixman/pixman-radial-gradient.c
index 7dfc1d04e..97c151865 100644
--- a/pixman/pixman/pixman-radial-gradient.c
+++ b/pixman/pixman/pixman-radial-gradient.c
@@ -96,8 +96,24 @@ radial_compute_color (double                    a,
 
     if (a == 0)
     {
-	return _pixman_gradient_walker_pixel (walker,
-					      pixman_fixed_1 / 2 * c / b);
+	double t;
+
+	if (b == 0)
+	    return 0;
+
+	t = pixman_fixed_1 / 2 * c / b;
+	if (repeat == PIXMAN_REPEAT_NONE)
+	{
+	    if (0 <= t && t <= pixman_fixed_1)
+		return _pixman_gradient_walker_pixel (walker, t);
+	}
+	else
+	{
+	    if (t * dr > mindr)
+		return _pixman_gradient_walker_pixel (walker, t);
+	}
+
+	return 0;
     }
 
     det = fdot (b, a, 0, b, -c, 0);
-- 
cgit v1.2.3