1 /*
2  Copyright (C) 2010-2014 Kristian Duske
3 
4  This file is part of TrenchBroom.
5 
6  TrenchBroom is free software: you can redistribute it and/or modify
7  it under the terms of the GNU General Public License as published by
8  the Free Software Foundation, either version 3 of the License, or
9  (at your option) any later version.
10 
11  TrenchBroom is distributed in the hope that it will be useful,
12  but WITHOUT ANY WARRANTY; without even the implied warranty of
13  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  GNU General Public License for more details.
15 
16  You should have received a copy of the GNU General Public License
17  along with TrenchBroom. If not, see <http://www.gnu.org/licenses/>.
18  */
19 
20 #ifndef TrenchBroom_IntersectNodeWithRayVisitor
21 #define TrenchBroom_IntersectNodeWithRayVisitor
22 
23 #include "TrenchBroom.h"
24 #include "Ray.h"
25 #include "Model/NodeVisitor.h"
26 
27 namespace TrenchBroom {
28     namespace Model {
29         class IntersectNodeWithRayVisitor : public NodeVisitor, public NodeQuery<FloatType> {
30         private:
31             const Ray3& m_ray;
32         public:
33             IntersectNodeWithRayVisitor(const Ray3& ray);
34         private:
35             void doVisit(World* world);
36             void doVisit(Layer* layer);
37             void doVisit(Group* group);
38             void doVisit(Entity* entity);
39             void doVisit(Brush* brush);
40         private:
41             FloatType doCombineResults(FloatType oldDistance, FloatType newDistance) const;
42         };
43     }
44 }
45 
46 #endif /* defined(TrenchBroom_IntersectNodeWithRayVisitor) */
47