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#ifndef path_hh
#define path_hh
// io-hub - Modular Input/Output. {{{
//
// Copyright (C) 2013 Nicolas Schodet
//
// APBTeam:
//        Web: http://apbteam.org/
//      Email: team AT apbteam DOT org
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
//
// }}}
#include "defs.hh"

/// Path finding class.
/// TODO: dummy implementation.
class Path
{
  public:
    /// Reset path computation, remove every obstacles.
    void reset () { }
    /// Set an obstacle position, radius and factor.
    void obstacle (int index, const vect_t &c, int r, int factor = 0) { }
    /// Set path source and destination.
    void endpoints (const vect_t &src, const vect_t &dst) { dst_ = dst; }
    /// Compute path with the given escape factor.
    void compute (int factor = 0) { }
    /// Get next point in computed path, return false if none (no path found
    /// or last point given yet).
    bool get_next (vect_t &p) { p = dst_; return true; }
    /// Prepare score compuration for the given source, with given escape
    /// factor.
    void prepare_score (const vect_t &src, int factor = 0);
    /// Return score for a given destination, using a previous preparation
    /// (also reuse previously given escape factor).
    int get_score (const vect_t &dst);
  private:
    vect_t dst_;
};

#endif // path_hh