When fetching from an alpha map, use the alpha map's fetch function.

Don't use the one from the image. This is the first half of bug 25950.

diff --git a/pixman/pixman-bits-image.c b/pixman/pixman-bits-image.c
index 5a5a690..fb1af92 100644 (file)
--- a/pixman/pixman-bits-image.c
+++ b/pixman/pixman-bits-image.c
@@ -115,7 +115,7 @@ bits_image_fetch_pixel_alpha (bits_image_t *image, int x, int y)
     }
     else
     {
-       pixel_a = image->fetch_pixel_raw_32 (
+       pixel_a = image->common.alpha_map->fetch_pixel_raw_32 (
            image->common.alpha_map, x, y);
        pixel_a = ALPHA_8 (pixel_a);
     }