3 * Copyright (C) 2008 Stuart Buchanan
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License as
7 * published by the Free Software Foundation; either version 2 of the
8 * License, or (at your option) any later version.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
28 #include <osg/Geometry>
32 #include <simgear/math/SGMath.hxx>
39 Tree(const SGVec3f& p, int t, float s) :
40 position(p), texture_index(t), scale(s)
47 typedef std::vector<Tree> TreeList;
49 int texture_varieties;
55 void insert(const Tree& t)
56 { _trees.push_back(t); }
57 void insert(const SGVec3f& p, int t, float s)
58 { insert(Tree(p, t, s)); }
60 unsigned getNumTrees() const
61 { return _trees.size(); }
62 const Tree& getTree(unsigned i) const
67 osg::Geometry* createOrthQuads(float w, float h, const osg::Matrix& rotate);
68 osg::Group* createForest(TreeBin& forest, const osg::Matrix& transform);