DYT/Tool/OpenSceneGraph-3.6.5/include/osgEarth/XYZModelLayer
2024-12-25 07:49:36 +08:00

119 lines
3.7 KiB
C++

/* -*-c++-*- */
/* osgEarth - Geospatial SDK for OpenSceneGraph
* Copyright 2020 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_XYZ_MODEL_LAYER
#define OSGEARTH_XYZ_MODEL_LAYER 1
#include <osgEarth/Common>
#include <osgEarth/Layer>
#include <osgEarth/LayerReference>
#include <osgEarth/TiledModelLayer>
#include <osgEarth/StateSetCache>
#include <osgEarth/TextureArena>
namespace osgEarth {
class Map;
}
namespace osgEarth
{
/**
* Layer that loads a pregenerated quadtree of model files
*/
class OSGEARTH_EXPORT XYZModelLayer : public TiledModelLayer
{
public: // serialization
struct OSGEARTH_EXPORT Options : public TiledModelLayer::Options
{
META_LayerOptions(osgEarth, Options, TiledModelLayer::Options);
OE_OPTION(URI, url);
OE_OPTION(bool, invertY);
OE_OPTION(int, minLevel);
OE_OPTION(int, maxLevel);
OE_OPTION(ProfileOptions, profile);
Config getConfig() const override;
void fromConfig(const Config& conf);
};
public:
META_Layer(osgEarth, XYZModelLayer, Options, TiledModelLayer, XYZModel);
//! Tiling profile (required)
void setProfile(const Profile* profile);
const Profile* getProfile() const override { return _profile.get(); }
//! Whether to flip the Y axis for tile indexing
//! TODO: do we need this? Since the URL supports ${-y}?
void setInvertY(const bool& value);
const bool& getInvertY() const;
//! Base URL for requests
void setURL(const URI& value);
const URI& getURL() const;
//! Whether new LODs should be added to the scene (true) or replace existing ones (false)
void setAdditive(const bool& value);
const bool& getAdditive() const;
//! Minimum level of detail to access
void setMinLevel(unsigned value);
unsigned getMinLevel() const override;
//! Maximum level of detail to access
void setMaxLevel(unsigned value);
unsigned getMaxLevel() const override;
public: // Layer
//! opens the layer and returns the status
Status openImplementation() override;
void addedToMap(const Map* map) override;
//! Serialization
Config getConfig() const override;
// post-ctor initialization
void init() override;
protected: // TiledModelLayer
//! Creates an OSG node from a tile key.
osg::ref_ptr<osg::Node> createTileImplementation(const TileKey&, ProgressCallback*) const override;
protected:
virtual ~XYZModelLayer();
private:
osg::ref_ptr<const Profile> _profile;
osg::ref_ptr< osgDB::Options > _readOptions;
#if 0
osg::ref_ptr< osgEarth::StateSetCache > _statesetCache;
osg::ref_ptr< TextureArena > _textures;
mutable std::vector<Texture::WeakPtr> _texturesCache;
mutable std::mutex _texturesCacheMutex;
#endif
};
} // namespace osgEarth
#endif // OSGEARTH_XYZ_MODEL_LAYER