This file is indexed.

/usr/include/osgParticle/SegmentPlacer is in libopenscenegraph-dev 3.2.0~rc1-4.

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
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 Robert Osfield
 *
 * This library is open source and may be redistributed and/or modified under
 * the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
 * (at your option) any later version.  The full license is in LICENSE file
 * included with this distribution, and on the openscenegraph.org website.
 *
 * 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
 * OpenSceneGraph Public License for more details.
*/
//osgParticle - Copyright (C) 2002 Marco Jez

#ifndef OSGPARTICLE_SEGMENT_PLACER
#define OSGPARTICLE_SEGMENT_PLACER 1

#include <osgParticle/Placer>
#include <osgParticle/Particle>

#include <osg/CopyOp>
#include <osg/Object>
#include <osg/Vec3>

namespace osgParticle {

    /**    A segment-shaped particle placer.
        To use this placer you have to define a segment, by setting its two vertices (<B>A</B> and <B>B</B>);
        when an emitter requests a <CODE>SegmentPlacer</CODE> to place a particle, the position is chosen randomly
        within that segment.
    */
    class SegmentPlacer: public Placer {
    public:
        inline SegmentPlacer();
        inline SegmentPlacer(const SegmentPlacer& copy, const osg::CopyOp& copyop = osg::CopyOp::SHALLOW_COPY);

        META_Object(osgParticle, SegmentPlacer);

        /// get vertex <B>A</B>.
        inline const osg::Vec3& getVertexA() const;

        /// Set vertex <B>A</B> of the segment as a vector.
        inline void setVertexA(const osg::Vec3& v);

        /// Set vertex <B>A</B> of the segment as three floats.
        inline void setVertexA(float x, float y, float z);

        /// get vertex <B>B</B>.
        inline const osg::Vec3& getVertexB() const;

        /// Set vertex <B>B</B> of the segment as a vector.
        inline void setVertexB(const osg::Vec3& v);

        /// Set vertex <B>B</B> of the segment as three floats.
        inline void setVertexB(float x, float y, float z);

        /// Set both vertices.
        inline void setSegment(const osg::Vec3& A, const osg::Vec3& B);

        /// Place a particle. This method is called by <CODE>ModularEmitter</CODE>, do not call it manually.
        inline void place(Particle* P) const;

        /// return the length of the segment
        inline float volume() const;

        /// return the control position
        inline osg::Vec3 getControlPosition() const;

    protected:
        virtual ~SegmentPlacer() {}
        SegmentPlacer& operator=(const SegmentPlacer&) { return *this; }

    private:
        osg::Vec3 _vertexA;
        osg::Vec3 _vertexB;
    };

    // INLINE FUNCTIONS

    inline SegmentPlacer::SegmentPlacer()
    : Placer(), _vertexA(-1, 0, 0), _vertexB(1, 0, 0)
    {
    }

    inline SegmentPlacer::SegmentPlacer(const SegmentPlacer& copy, const osg::CopyOp& copyop)
    : Placer(copy, copyop), _vertexA(copy._vertexA), _vertexB(copy._vertexB)
    {
    }

    inline const osg::Vec3& SegmentPlacer::getVertexA() const
    {
        return _vertexA;
    }

    inline const osg::Vec3& SegmentPlacer::getVertexB() const
    {
        return _vertexB;
    }

    inline void SegmentPlacer::setSegment(const osg::Vec3& A, const osg::Vec3& B)
    {
        _vertexA = A;
        _vertexB = B;
    }

    inline void SegmentPlacer::place(Particle* P) const
    {
        P->setPosition(rangev3(_vertexA, _vertexB).get_random());
    }

    inline float SegmentPlacer::volume() const
    {
        return (_vertexB - _vertexA).length();
    }

    inline void SegmentPlacer::setVertexA(const osg::Vec3& v)
    {
        _vertexA = v;
    }

    inline void SegmentPlacer::setVertexA(float x, float y, float z)
    {
        _vertexA.set(x, y, z);
    }

    inline void SegmentPlacer::setVertexB(const osg::Vec3& v)
    {
        _vertexB = v;
    }

    inline void SegmentPlacer::setVertexB(float x, float y, float z)
    {
        _vertexB.set(x, y, z);
    }

    inline osg::Vec3 SegmentPlacer::getControlPosition() const
    {
        return (_vertexA+_vertexB)*0.5f;
    }


}

#endif