[spans] Correct offsets for trapezoids

Pass on the destination offset from composite_trapezoids() to
composite_polygon().

1 files changed, 2 insertions, 2 deletions

diff --git a/src/cairo-spans.c b/src/cairo-spans.c
index 1a516347..af3b85ff 100644
--- a/src/cairo-spans.c
+++ b/src/cairo-spans.c
@@ -102,8 +102,8 @@ _cairo_surface_composite_trapezoids_as_polygon (cairo_surface_t	*surface,
 
     rects.src.x = src_x;
     rects.src.y = src_y;
-    rects.dst.x = 0;
-    rects.dst.y = 0;
+    rects.dst.x = dst_x;
+    rects.dst.y = dst_y;
     rects.mask.x = dst_x;
     rects.mask.y = dst_y;
     rects.width  = width;