cairodebug

--- a/cairo-1.14.0/src/win32/cairo-win32-display-surface.c	2013-08-29 06:04:28.000000000 +0200
+++ b/cairo-1.14.0/src/win32/cairo-win32-display-surface.c	2014-10-25 12:57:06.773382276 +0200
@@ -450,33 +450,42 @@
 
     if (surface->image)
 	goto done;
 
     if (surface->fallback == NULL) {
 	surface->fallback =
 	    _cairo_win32_display_surface_create_for_dc (surface->win32.dc,
 							surface->win32.format,
 							surface->win32.extents.width,
 							surface->win32.extents.height);
+
+#if 1 // XXX rg
+	fprintf(stderr, "NEW fallback surf %dx%d for surf=%d\n",
+			surface->win32.extents.width, surface->win32.extents.height,
+			surface->win32.base.unique_id
+			);
+#endif
 	if (unlikely (status = surface->fallback->status))
 	    goto err;
 
+#if 0 // XXX rg
 	if (!BitBlt (to_win32_surface(surface->fallback)->dc,
 		     0, 0,
 		     surface->win32.extents.width,
 		     surface->win32.extents.height,
 		     surface->win32.dc,
 		     0, 0,
 		     SRCCOPY)) {
 	    status = _cairo_error (CAIRO_STATUS_DEVICE_ERROR);
 	    goto err;
 	}
+#endif
     }
 
     surface = to_win32_display_surface (surface->fallback);
 done:
     GdiFlush();
     return _cairo_surface_map_to_image (surface->image, extents);
 
 err:
     cairo_surface_destroy (surface->fallback);
     surface->fallback = NULL;