cssimagelinear: Make gradient offsets stay in [0, 1]

Fixes linear-gradient reftest

diff --git a/gtk/gtkcssimagelinear.c b/gtk/gtkcssimagelinear.c
index 1253ed8bf96639a0e3038b1e0d18f817ad843cbf..5487767ae2a24e6efe3007c9257d9a7134f72d49 100644 (file)
--- a/gtk/gtkcssimagelinear.c
+++ b/gtk/gtkcssimagelinear.c
@@ -211,7 +211,10 @@ gtk_css_image_linear_snapshot (GtkCssImage        *image,
             continue;
         }
       else
-        pos = _gtk_css_number_value_get (stop->offset, length) / length;
+        {
+          pos = _gtk_css_number_value_get (stop->offset, length) / length;
+          pos = CLAMP (pos, 0.0, 1.0);
+        }
 
       pos = MAX (pos, offset);
       step = (pos - offset) / (i - last);