67 lines
2.0 KiB
Plaintext
67 lines
2.0 KiB
Plaintext
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/* -*-c++-*- */
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/* osgEarth - Geospatial SDK for OpenSceneGraph
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* Copyright 2020 Pelican Mapping
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* http://osgearth.org
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*
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* osgEarth is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>
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*/
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#ifndef OSGEARTH_TIME_SERIES_IMAGE_H
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#define OSGEARTH_TIME_SERIES_IMAGE_H
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#include <osgEarth/Common>
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#include <osgEarth/DateTime>
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#include <osg/Image>
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#include <map>
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namespace osgEarth
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{
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/**
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* An image that contains multiple images, each corresponding to a DateTime.
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*/
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class OSGEARTH_EXPORT TimeSeriesImage : public osg::Image
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{
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public:
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//! Construct a new empty time series image
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TimeSeriesImage();
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//! Insert a new timestamped iunto the temporal image
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void insert(const DateTime& dt, const osg::Image* image);
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void insert(const DateTime& dt, osg::ref_ptr<osg::Image> image);
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//! Set the active datetime to use
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void setDateTime(const DateTime& dt);
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//! Gets the extent
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const DateTimeExtent& getDateTimeExtent() const;
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public: // osg::Image
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//! indicate that we require an update traversal
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bool requiresUpdateCall() const override { return true; }
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//! update traversal
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void update(osg::NodeVisitor* nv) override;
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private:
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using Table = std::map<TimeStamp, osg::ref_ptr<const osg::Image>>;
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Table _images;
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Table::iterator _ptr;
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DateTimeExtent _extent;
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};
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} // namespace osgEarth
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#endif // OSGEARTH_TIME_SERIES_IMAGE_H
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