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flightgear/Tools/Construct/Match/match.hxx
1999-05-03 23:12:08 +00:00

103 lines
2.8 KiB
C++

// match.hxx -- Class to help match up tile edges
//
// Written by Curtis Olson, started April 1999.
//
// Copyright (C) 1998 - 1999 Curtis L. Olson - curt@flightgear.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., 675 Mass Ave, Cambridge, MA 02139, USA.
//
// $Id$
#ifndef _MATCH_HXX
#define _MATCH_HXX
#ifndef __cplusplus
# error This library requires C++
#endif
#include <Include/compiler.h>
#include <Bucket/newbucket.hxx>
#include <Main/construct_types.hxx>
#include <Main/construct.hxx>
class FGMatch {
private:
// nodes breakdown
Point3D sw_node, se_node, ne_node, nw_node;
point_list north_nodes, south_nodes, east_nodes, west_nodes;
point_list body_nodes;
// normals breakdown
Point3D sw_normal, se_normal, ne_normal, nw_normal;
point_list north_normals, south_normals, east_normals, west_normals;
point_list body_normals;
// flags
bool sw_flag, se_flag, ne_flag, nw_flag;
bool north_flag, south_flag, east_flag, west_flag;
// segment breakdown
triseg_list north_segs, south_segs, east_segs, west_segs;
triseg_list body_segs;
public:
enum neighbor_type {
SW_Corner = 1,
SE_Corner = 2,
NE_Corner = 3,
NW_Corner = 4,
NORTH = 5,
SOUTH = 6,
EAST = 7,
WEST = 8
};
// Constructor
FGMatch( void );
// Destructor
~FGMatch( void );
// load any previously existing shared data from all neighbors
void load_neighbor_shared( FGConstruct& c );
// scan the specified share file for the specified information
void scan_share_file( const string& dir, const FGBucket& b,
neighbor_type n );
// try to find info for the specified shared component
void load_shared( const FGConstruct& c, neighbor_type n );
// split up the tile between the shared edge points, normals, and
// segments and the body. This must be done after calling
// load_neighbor_data() and will ignore any shared data from the
// current tile that already exists from a neighbor.
void split_tile( FGConstruct& c );
// write the shared edge points, normals, and segments for this tile
void write_shared( FGConstruct& c );
};
#endif // _MATCH_HXX