Re: [Boost-users] Default weight map doesn't work for weighted grid graph in A-star search

Subject: Re: [Boost-users] Default weight map doesn't work for weighted grid graph in A-star search
From: Jeremiah Willcock (jewillco_at_[hidden])
Date: 2010-07-14 19:57:25

On Wed, 14 Jul 2010, W.P. McNeill wrote:

> 
> 
> On Wed, Jul 14, 2010 at 3:46 PM, Jeremiah Willcock <jewillco_at_[hidden]> wrote:
>             Change r64024 looks like it introduced a regression. Â I now get the following build error in astar-maze that wasn't there before:
>
>             g++ -g -I/src/boost-trunk -Wall -Werror -O3 Â  -c -o astar_maze.o astar_maze.cpp
>             /src/boost-trunk/boost/graph/astar_search.hpp: In function ‘void boost::astar_search(const VertexListGraph&, typename
>             boost::graph_traits<G>::vertex_descriptor, AStarHeuristic, const boost::bgl_named_params<P, T, R>&) [with VertexListGraph =
>             filtered_grid, AStarHeuristic =
>             euclidean_heuristic, P = astar_goal_visitor, T = boost::graph_visitor_t, R =
>             boost::bgl_named_params<boost::associative_property_map<maze::solve()::dist_map>, boost::vertex_distance_t,
>             boost::bgl_named_params<boost::associative_property_map<maze::solve()::pred_map>, boost::vertex_predecessor_t,
>             boost::bgl_named_params<vertex_index_pmap,
>             boost::vertex_index_t, boost::bgl_named_params<maze::solve()::edge_weight_pmap, boost::edge_weight_t, boost::no_property> > > >]’:
>             astar_maze.cpp:242: Â  instantiated from here
>             /src/boost-trunk/boost/graph/astar_search.hpp:329: error: ‘override_const_property’ was not declared in this scope
>             make: *** [astar_maze.o] Error 1
>
>             As a wild guess I tried building with detail::override_const_property but got the same error.
> 
> 
> That's odd. Â It is in detail::; r64025 should have the fix for that. Â Do you at least get a clearer error message with detail:: qualifying the call to
> override_const_property()?
> 
> Version >= 64025 still does not build for me.  It appears that you overlooked calls to override_const_property on lines 335 and 336 of astar_search.hpp.  If
> I insert detail:: namespace qualifiers on these two calls, my program builds and runs correctly.

Thanks for catching that -- look at r64030 now and see if it's fixed.

-- Jeremiah Willcock