/usr/include/osgEarthFeatures/ResampleFilter is in libosgearth-dev 2.7.0+dfsg-2+b3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/* osgEarth - Dynamic map generation toolkit for OpenSceneGraph
* Copyright 2015 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 OSGEARTHFEATURES_RESAMPLE_FILTER_H
#define OSGEARTHFEATURES_RESAMPLE_FILTER_H 1
#include <osgEarthFeatures/Common>
#include <osgEarthFeatures/Feature>
#include <osgEarthFeatures/Filter>
#include <osg/Geode>
namespace osgEarth { namespace Features
{
using namespace osgEarth;
/**
* This filter will resample line segments so they are between
* the min and max specified length.
*/
class OSGEARTHFEATURES_EXPORT ResampleFilter : public FeatureFilter
{
public:
// Call this determine whether this filter is available.
static bool isSupported();
public:
ResampleFilter();
ResampleFilter( double minLength, double maxLength );
ResampleFilter( const Config& conf );
/**
* Serialize this FeatureFilter
*/
virtual Config getConfig() const;
virtual ~ResampleFilter() { }
public:
optional<double>& minLength() { return _minLen; }
const optional<double>& minLength() const { return _minLen; }
optional<double>& maxLength() { return _maxLen; }
const optional<double>& maxLength() const { return _maxLen; }
optional<double>& perturbationThreshold() { return _perturbThresh; }
const optional<double>& perturbationThreshold() const { return _perturbThresh; }
enum ResampleMode
{
RESAMPLE_LINEAR,
RESAMPLE_GREATCIRCLE,
RESAMPLE_RHUMB
};
optional<ResampleMode>& resampleMode() { return _resampleMode;}
const optional<ResampleMode>& resampleMode() const { return _resampleMode;}
public:
virtual FilterContext push( FeatureList& input, FilterContext& context );
protected:
optional<double> _minLen, _maxLen, _perturbThresh;
optional<ResampleMode> _resampleMode;
bool push( Feature* input, FilterContext& context );
};
} } // namespace osgEarth::Features
#endif // OSGEARTHFEATURES_RESAMPLE_FILTER_H
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