97 lines
3.4 KiB
C++
97 lines
3.4 KiB
C++
/* -*-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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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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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 OSGEARTHUTIL_TMS_BACKFILLER_H
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#define OSGEARTHUTIL_TMS_BACKFILLER_H
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#include <osgEarth/Common>
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#include <osgEarth/Profile>
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#include <osgEarth/TMS>
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namespace osgEarth { namespace Contrib
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{
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using namespace osgEarth;
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/**
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* Post processing utility for disk based TMS (Tile Map Service) repositories that takes data from a given level and "backfills" lower
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* levels of data by mosaciing and resampling the higher lod data. This process is useful when processing web datasets that switch from one
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* dataset to another at distinct lods which looks fine when viewed in a 2D slippy map but look incorrect when viewed at an angle in 3D
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* in views that contain neighboring lods.
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*/
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class OSGEARTH_EXPORT TMSBackFiller
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{
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public:
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TMSBackFiller();
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/**
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* Whether to dump out progress messages
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* default = false
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*/
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void setVerbose( bool value ) { _verbose = value; }
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bool getVerbose() const { return _verbose; }
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/**
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* The level to backfill up to
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*/
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void setMinLevel( unsigned int value ) { _minLevel = value; }
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unsigned int getMinLevel() const { return _minLevel; }
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/**
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* The level to start backfilling from. All tiles up to the min level will be regenerated using tiles from this level of detail.
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*/
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void setMaxLevel( unsigned int value ) { _maxLevel = value; }
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unsigned int getMaxLevel() const { return _maxLevel; }
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/**
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* The bounds to backfill within
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*/
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const Bounds& getBounds() const { return _bounds;}
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void setBounds( Bounds& bounds) { _bounds = bounds;}
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/**
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* Processes the given TMS file with the given options
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*/
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void process( const std::string& tms, osgDB::Options* options );
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private:
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void processKey( const TileKey& key );
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std::string getFilename( const TileKey& key );
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osg::Image* readTile( const TileKey& key );
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void writeTile( const TileKey& key, osg::Image* image );
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osg::ref_ptr< TMS::TileMap > _tileMap;
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unsigned int _minLevel;
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unsigned int _maxLevel;
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bool _verbose;
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std::string _tmsPath;
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Bounds _bounds;
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osg::ref_ptr< osgDB::Options > _options;
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};
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} } // namespace osgEarth::Tools
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#endif // OSGEARTHUTIL_TMS_PACKAGER_H
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