This file is indexed.

/usr/include/osgEarth/Viewpoint is in libosgearth-dev 2.4.0+dfsg-6.

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
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
/* -*-c++-*- */
/* osgEarth - Dynamic map generation toolkit for OpenSceneGraph
 * Copyright 2008-2013 Pelican Mapping
 * http://osgearth.org
 *
 * osgEarth is free software; you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>
 */
#ifndef OSGEARTH_VIEWPOINT
#define OSGEARTH_VIEWPOINT

#include <osgEarth/Common>
#include <osgEarth/Config>
#include <osgEarth/SpatialReference>

namespace osgEarth
{
    /**
     * Viewpoint data object. Stores a view configuration as a focal point
     * and the camera's position relative to that focal point.
     */
    class OSGEARTH_EXPORT Viewpoint
    {
    public:
        /**
         * Constructs a blank (invalid) viewpoint.
         */
        Viewpoint();

        /**
         * Constructs a new viewpoint.
         *
         * @param focal_point
         *      The location at which the camera points. Express this coordinate
         *      relative to the spatial reference system of the map, or you 
         *      can specify the SRS in the last argument.
         *
         * @param heading_deg
         *      Heading (in clockwise degrees) of the camera relative to the 
         *      tangent plane of the focal point.
         *
         * @param pitch_deg
         *      Pitch (in degrees) of the camera relative to the tangent plane
         *      of the focal point.
         *
         * @param range
         *      Straight-line distance from the camera to the focal point.
         *
         * @param srs (optional)
         *      Spatial reference defining the focal point.
         */
        Viewpoint(
            const osg::Vec3d& focal_point,
            double heading_deg,
            double pitch_deg,
            double range,
            const osgEarth::SpatialReference* srs =NULL );

        Viewpoint(
            double x_or_lon, double y_or_lat, double z,
            double heading_deg,
            double pitch_deg,
            double range,
            const osgEarth::SpatialReference* srs =NULL );

        /**
         * Constructs a new viewpoint.
         *
         * @param name
         *      Name of this viewpoint.
         *
         * @param focal_point
         *      The location at which the camera points. Express this coordinate
         *      relative to the spatial reference system of the map, or you 
         *      can specify the SRS in the last argument.
         *
         * @param heading_deg
         *      Heading (in clockwise degrees) of the camera relative to the 
         *      tangent plane of the focal point.
         *
         * @param pitch_deg
         *      Pitch (in degrees) of the camera relative to the tangent plane
         *      of the focal point.
         *
         * @param range
         *      Straight-line distance from the camera to the focal point.
         *
         * @param srs (optional)
         *      Spatial reference defining the focal point.
         */
        Viewpoint(
            const std::string& name,
            const osg::Vec3d& focal_point,
            double heading_deg,
            double pitch_deg,
            double range,
            const osgEarth::SpatialReference* srs =NULL );

        Viewpoint(
            const std::string& name,
            double x_or_lon, double y_or_lat, double z,
            double heading_deg,
            double pitch_deg,
            double range,
            const osgEarth::SpatialReference* srs =NULL );

        /**
         * Deserialize a Config into this viewpoint object.
         */
        Viewpoint( const Config& conf );

        /**
         * Copy constructor.
         */
        Viewpoint( const Viewpoint& rhs );

        /** dtor */
        virtual ~Viewpoint() { }

    public:

        /**
         * Returns true if this viewpoint contains valid information.
         */
        bool isValid() const;

        /**
         * Gets or sets the name of the viewpoint.
         */
        void setName( const std::string& name );
        const std::string& getName() const;

        /**
         * Gets or sets the location at which the camera is pointing.
         */
        const osg::Vec3d& getFocalPoint() const;
        void setFocalPoint( const osg::Vec3d& point );

        double x() const;
        double& x();

        double y() const;
        double& y();

        double z() const;
        double& z();

        /**
         * Gets the heading (in degrees) of the camera relative to the focal point.
         */
        double getHeading() const;
        void setHeading( double heading_deg );

        /**
         * Gets the pitch (in degrees) of the camera relative to the focal point.
         */
        double getPitch() const;
        void setPitch( double pitch_deg );

        /**
         * Gets the distance from the camera to the focal point.
         */
        double getRange() const;
        void setRange( double range );

        /**
         * Gets the spatial reference system of the focal point, if defined.
         */
        const osgEarth::SpatialReference* getSRS() const;

        /**
         * Returns a printable string with the viewpoint data
         */
        std::string toString() const;

        /**
         * Serialize this viewpoint to a config.
         */
        Config getConfig() const;

    private:
        std::string _name;
        osg::Vec3d _focal_point;
        double _heading_deg;
        double _pitch_deg;
        double _range;
        osg::ref_ptr<const osgEarth::SpatialReference> _srs;
        bool _is_valid;
    };

} // namespace osgEarth

#endif // OSGEARTH_VIEWPOINT