> pixbuf-renderer.c:
d> fix two pass render from corrupting it->qd pointer (need one pointer for each queue?).
d> fix image_change_from_image (to do this need a pixbuf_renderer_move_image).
- > fix broken zoom out drawing when using source tiles.
+ d> fix broken zoom out drawing when using source tiles.
+ > fix 2pass zoom when using source tiles and zoomed out (not always rendering second pass)
> image.c:
d> need to keep a list of ImageWindows and provide function to sync options to each object.
by pre-rendering any scaled tiles that are visible before signaling 'render_complete'.
> make this a g_object with signals for completed, changed, etc.
d> fix region computation rounding when updating scaled image in 'area ready' signal.
+ > fix delay flip 'completed' signal (full screen busy cursor is not always turned off)
+ > fix slow loading of images when zoomed out - bug could be poor clamping to visible in PixbufRenderer.
> work on pan view: