From 26a5364d507dff012283dc5d6f86b80c5936a807 Mon Sep 17 00:00:00 2001
From: Andrea Canciani <ranma42@gmail.com>
Date: Wed, 27 Jul 2011 10:52:31 +0200
Subject: [PATCH] render: Allow single-stop gradients

The Render specification allows single-stop gradients and pixman 0.22
(X server requires >= 0.27.2 now) can rasterize them correctly.

[ajax: update commit message]

Signed-off-by: Andrea Canciani <ranma42@gmail.com>
Reviewed-by: Soren Sandmann <ssp@redhat.com>
(cherry picked from commit 7ed0c3912e1cbab960df308b9d4ea618be757fd2)
---
 render/picture.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/render/picture.c b/render/picture.c
index 6ff31ba02..cef7032a2 100644
--- a/render/picture.c
+++ b/render/picture.c
@@ -896,7 +896,7 @@ CreateLinearGradientPicture(Picture pid, xPointFixed * p1, xPointFixed * p2,
 {
     PicturePtr pPicture;
 
-    if (nStops < 2) {
+    if (nStops < 1) {
         *error = BadValue;
         return 0;
     }
@@ -936,7 +936,7 @@ CreateRadialGradientPicture(Picture pid, xPointFixed * inner,
     PicturePtr pPicture;
     PictRadialGradient *radial;
 
-    if (nStops < 2) {
+    if (nStops < 1) {
         *error = BadValue;
         return 0;
     }
@@ -979,7 +979,7 @@ CreateConicalGradientPicture(Picture pid, xPointFixed * center, xFixed angle,
 {
     PicturePtr pPicture;
 
-    if (nStops < 2) {
+    if (nStops < 1) {
         *error = BadValue;
         return 0;
     }