56 lines
1.5 KiB
Plaintext
56 lines
1.5 KiB
Plaintext
//C++ header - Open Scene Graph - Copyright (C) 1998-2001 Robert Osfield
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//Distributed under the terms of the GNU Library General Public License (LGPL)
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//as published by the Free Software Foundation.
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#ifndef OSG_LIGHTSOURCE
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#define OSG_LIGHTSOURCE 1
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#include <osg/NodeVisitor>
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#include <osg/Light>
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#include <osg/Group>
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namespace osg {
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/** Leaf Node for defining a light in the scene.*/
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class SG_EXPORT LightSource : public Group
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{
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public:
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LightSource();
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LightSource(const LightSource& ls, const CopyOp& copyop=CopyOp::SHALLOW_COPY):
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Group(ls,copyop),
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_value(ls._value),
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_light(dynamic_cast<osg::Light*>(copyop(ls._light.get()))) {}
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META_Node(osg, LightSource);
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/** Set the attached light.*/
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void setLight(Light* light);
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/** Get the attached light.*/
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inline Light* getLight() { return _light.get(); }
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/** Get the const attached light.*/
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inline const Light* getLight() const { return _light.get(); }
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/** Set the GLModes on StateSet associated with the LightSource.*/
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void setStateSetModes(StateSet&,const StateAttribute::GLModeValue) const;
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/** Set up the local StateSet */
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void setLocalStateSetModes(const StateAttribute::GLModeValue=StateAttribute::ON);
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protected:
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virtual ~LightSource();
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virtual const bool computeBound() const;
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StateAttribute::GLModeValue _value;
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ref_ptr<Light> _light;
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};
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}
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#endif
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