/usr/include/simgear/bvh/BVHLineSegmentVisitor.hxx is in libsimgear-dev 3.0.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 | // Copyright (C) 2008 - 2009 Mathias Froehlich - Mathias.Froehlich@web.de
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Library General Public
// License as published by the Free Software Foundation; either
// version 2 of the License, or (at your option) any later version.
//
// This library 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
// Library 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
//
#ifndef BVHLineSegmentVisitor_hxx
#define BVHLineSegmentVisitor_hxx
#include <simgear/math/SGGeometry.hxx>
#include <simgear/structure/SGSharedPtr.hxx>
#include "BVHVisitor.hxx"
#include "BVHNode.hxx"
namespace simgear {
class BVHMaterial;
class BVHLineSegmentVisitor : public BVHVisitor {
public:
BVHLineSegmentVisitor(const SGLineSegmentd& lineSegment,
const double& t = 0) :
_lineSegment(lineSegment),
_time(t),
_material(0),
_id(0),
_haveHit(false)
{ }
virtual ~BVHLineSegmentVisitor()
{ }
bool empty() const
{ return !_haveHit; }
const SGLineSegmentd& getLineSegment() const
{ return _lineSegment; }
SGVec3d getPoint() const
{ return _lineSegment.getEnd(); }
const SGVec3d& getNormal() const
{ return _normal; }
const SGVec3d& getLinearVelocity() const
{ return _linearVelocity; }
const SGVec3d& getAngularVelocity() const
{ return _angularVelocity; }
const BVHMaterial* getMaterial() const
{ return _material; }
BVHNode::Id getId() const
{ return _id; }
virtual void apply(BVHGroup& group);
virtual void apply(BVHPageNode& node);
virtual void apply(BVHTransform& transform);
virtual void apply(BVHMotionTransform& transform);
virtual void apply(BVHLineGeometry&);
virtual void apply(BVHStaticGeometry& node);
virtual void apply(const BVHStaticBinary&, const BVHStaticData&);
virtual void apply(const BVHStaticTriangle&, const BVHStaticData&);
protected:
void setLineSegmentEnd(const SGVec3d& end)
{
// Ok, you need to make sure that the new end is in the previous
// direction and that the line segment is not enlarged by that call.
#ifndef _NDEBUG
// FIXME insert code to check this...
#endif
_lineSegment.set(_lineSegment.getStart(), end);
}
private:
SGLineSegmentd _lineSegment;
double _time;
// belongs in a derived class
SGVec3d _normal;
SGVec3d _linearVelocity;
SGVec3d _angularVelocity;
const BVHMaterial* _material;
BVHNode::Id _id;
bool _haveHit;
};
}
#endif
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