GV as library: Same graph, new layout -- is it enough to call gvFreeLayout() before making a new layout?
gvLayout() with an appropriate layout string, I must call
gvContext() to fetch a valid
agmemread()) for a valid
Let's assume that I have made a layout and rendered the graph with some layout and rendering engine. Now if I want to do a different layout with a different engine using the same graph data already stored, do I need to call anything except
gvFreeLayout() before invoking
gvLayout() again (assuming that the memory allocated by the renderer has been freed correctly by calling