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

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/* -*-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 OSGEARTHSYMBOLOGY_MODEL_SYMBOL_H
#define OSGEARTHSYMBOLOGY_MODEL_SYMBOL_H 1
#include <climits>
#include <osgEarth/Common>
#include <osgEarth/InstanceSymbol>
#include <osg/Vec3f>
namespace osgEarth
{
namespace Util {
class InstanceResource;
}
/**
* Represents an external 3D model
*/
class OSGEARTH_EXPORT ModelSymbol : public InstanceSymbol
{
public:
META_Object(osgEarth, ModelSymbol);
ModelSymbol(const ModelSymbol& rhs,const osg::CopyOp& copyop=osg::CopyOp::SHALLOW_COPY);
ModelSymbol( const Config& conf =Config() );
/** dtor */
virtual ~ModelSymbol() { }
/** heading in degrees */
optional<NumericExpression>& heading() { return _heading; }
const optional<NumericExpression>& heading() const { return _heading; }
/** pitch in degrees */
optional<NumericExpression>& pitch() { return _pitch; }
const optional<NumericExpression>& pitch() const { return _pitch; }
/** roll in degrees */
optional<NumericExpression>& roll() { return _roll; }
const optional<NumericExpression>& roll() const { return _roll; }
/** whether to automatically scale the model from meters to pixels */
optional<bool>& autoScale() { return _autoScale; }
const optional<bool>& autoScale() const { return _autoScale; }
/** minimum scale of the model when autoscale is enabled */
optional<double>& minAutoScale() { return _minAutoScale; }
const optional<double>& minAutoScale() const { return _minAutoScale; }
/** maximum scale of the model when autoscale is enabled */
optional<double>& maxAutoScale() { return _maxAutoScale; }
const optional<double>& maxAutoScale() const { return _maxAutoScale; }
/** Name of a specific model in the catalog */
optional<StringExpression>& name() { return _name; }
const optional<StringExpression>& name() const { return _name; }
/** Maximum acceptable model length (size in the X dimension) */
optional<float>& maxSizeX() { return _maxSizeX; }
const optional<float>& maxSizeX() const { return _maxSizeX; }
/** Maximum acceptable model width (size in the Y dimension) */
optional<float>& maxSizeY() { return _maxSizeY; }
const optional<float>& maxSizeY() const { return _maxSizeY; }
/** Model instance scale factor */
optional<NumericExpression>& scaleX() { return _scaleX; }
const optional<NumericExpression>& scaleX() const { return _scaleX; }
/** Model instance scale factor */
optional<NumericExpression>& scaleY() { return _scaleY; }
const optional<NumericExpression>& scaleY() const { return _scaleY; }
/** Model instance scale factor */
optional<NumericExpression>& scaleZ() { return _scaleZ; }
const optional<NumericExpression>& scaleZ() const { return _scaleZ; }
/** Calculate model orientation from components of feature */
optional<bool>& orientationFromFeature() { return _orientationFromFeature; };
const optional<bool>& orientationFromFeature() const { return _orientationFromFeature; };
public: // non-serialized properties (for programmatic use only)
/** Explicit model to use for model placement */
void setModel( osg::Node* node ) { _node = node; }
osg::Node* getModel() const { return _node.get(); }
public:
virtual Config getConfig() const;
virtual void mergeConfig( const Config& conf );
static void parseSLD(const Config& c, class Style& style);
public: // InstanceSymbol
/** Creates a new (empty) resource appropriate for this symbol */
virtual InstanceResource* createResource() const;
protected:
optional<NumericExpression> _heading;
optional<NumericExpression> _pitch;
optional<NumericExpression> _roll;
optional<bool> _autoScale;
optional<double> _minAutoScale;
optional<double> _maxAutoScale;
osg::ref_ptr<osg::Node> _node;
optional<StringExpression> _name;
optional<float> _maxSizeX;
optional<float> _maxSizeY;
optional<NumericExpression> _scaleX;
optional<NumericExpression> _scaleY;
optional<NumericExpression> _scaleZ;
optional<bool> _orientationFromFeature;
};
} // namespace osgEarth
#endif