1 // scenery.cxx -- data structures and routines for managing scenery.
3 // Written by Curtis Olson, started May 1997.
5 // Copyright (C) 1997 Curtis L. Olson - curt@infoplane.com
7 // This program is free software; you can redistribute it and/or
8 // modify it under the terms of the GNU General Public License as
9 // published by the Free Software Foundation; either version 2 of the
10 // License, or (at your option) any later version.
12 // This program is distributed in the hope that it will be useful, but
13 // WITHOUT ANY WARRANTY; without even the implied warranty of
14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 // General Public License for more details.
17 // You should have received a copy of the GNU General Public License
18 // along with this program; if not, write to the Free Software
19 // Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
38 #include <simgear/debug/logstream.hxx>
40 #include <Main/fg_props.hxx>
42 #include "scenery.hxx"
45 // Shared structure to hold current scenery parameters
49 // Scenery Management system
50 FGScenery::FGScenery() {
51 SG_LOG( SG_TERRAIN, SG_INFO, "Initializing scenery subsystem" );
53 center = Point3D(0.0);
57 // Initialize the Scenery Management system
58 FGScenery::~FGScenery() {
61 void FGScenery::init() {
64 void FGScenery::update(int dt) {
67 void FGScenery::bind() {
68 fgTie("/environment/ground-elevation-m", this,
69 &FGScenery::get_cur_elev, &FGScenery::set_cur_elev);
72 void FGScenery::unbind() {
73 fgUntie("/environment/ground-elevation-m");