/usr/include/osgEarth/CacheSeed is in libosgearth-dev 2.5.0+dfsg-8build1.
This file is owned by root:root, with mode 0o644.
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/* 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_CACHE_SEED_H
#define OSGEARTH_CACHE_SEED_H 1
#include <osgEarth/Common>
#include <osgEarth/Map>
#include <osgEarth/TileKey>
#include <osgEarth/Progress>
#include <OpenThreads/Mutex>
#include <OpenThreads/Atomic>
namespace osgEarth
{
class CacheSeed;
class CacheTileOperation : public osg::Operation
{
public:
CacheTileOperation(const MapFrame& mapFrame, CacheSeed& cacheSeed, const TileKey& key);
virtual void operator()(osg::Object*);
// The MapFrame to operate on
const MapFrame& _mapFrame;
// The parent CacheSeed
CacheSeed& _cacheSeed;
// The TileKey to process
const TileKey _key;
};
/**
* Utility class for seeding a cache
*/
class OSGEARTH_EXPORT CacheSeed
{
public:
friend class CacheTileOperation;
CacheSeed();
CacheSeed( const CacheSeed& rhs);
/** dtor */
virtual ~CacheSeed() { }
/**
* Sets the minimum level to seed to
*/
void setMinLevel(const unsigned int& minLevel) {_minLevel = minLevel;}
/**
* Gets the minimum level to cache to.
*/
const unsigned int getMinLevel() const {return _minLevel;}
/**
* Sets the maximum level to seed to
*/
void setMaxLevel(const unsigned int& maxLevel) {_maxLevel = maxLevel;}
/**
* Gets the maximum level to cache to.
*/
const unsigned int getMaxLevel() const {return _maxLevel;}
/*
* The number of threads to use when seeding
*/
unsigned int getNumThreads() const;
void setNumThreads( unsigned int numThreads );
std::vector< GeoExtent >& getExtents() { return _extents; }
/**
*Adds an extent to cache
*/
void addExtent( const GeoExtent& value );
/**
* Set progress callback for reporting which tiles are seeded
*/
void setProgressCallback(osgEarth::ProgressCallback* progress) { _progress = progress? progress : new ProgressCallback; }
/**
* Performs the seed operation
*/
void seed( Map* map );
protected:
void incrementCompleted() const;
void reportProgress( const std::string& msg ) const;
unsigned int _minLevel;
unsigned int _maxLevel;
unsigned int _total;
OpenThreads::Atomic _completed;
unsigned int _numThreads;
osg::ref_ptr<ProgressCallback> _progress;
bool cacheTile( const MapFrame& mapf, const TileKey& key ) const;
std::vector< GeoExtent > _extents;
// The work queue to pass seed operations to
osg::ref_ptr< osg::OperationQueue > _queue;
OpenThreads::Mutex _mutex;
};
}
#endif //OSGEARTH_CACHE_SEED_H
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