Use depth - 1 to index the cached gcs, not depth. (#139494)

[~andy/gtk] / gdk / gdkdraw.c

diff --git a/gdk/gdkdraw.c b/gdk/gdkdraw.c
index 12e1aa32bd0e885389876ffa755764fb2ad6cb1c..7d77eaed01c6daacea0d466701fa2a52cdd9e4f6 100644 (file)
--- a/gdk/gdkdraw.c
+++ b/gdk/gdkdraw.c
@@ -1562,7 +1562,7 @@ _gdk_drawable_get_scratch_gc (GdkDrawable *drawable,
 
   g_return_val_if_fail (!screen->closed, NULL);
 
-  depth = gdk_drawable_get_depth (drawable);
+  depth = gdk_drawable_get_depth (drawable) - 1;
 
   if (graphics_exposures)
     {
@@ -1572,7 +1572,8 @@ _gdk_drawable_get_scratch_gc (GdkDrawable *drawable,
          GdkGCValuesMask mask;
 
          values.graphics_exposures = TRUE;
-         mask = GDK_GC_EXPOSURES;
+         mask = GDK_GC_EXPOSURES;  
+
          screen->exposure_gcs[depth] =
            gdk_gc_new_with_values (drawable, &values, mask);
        }