vispolygonoffset.h

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#pragma once
 
/*+
________________________________________________________________________
 
 (C) dGB Beheer B.V.; (LICENSE) http://opendtect.org/OpendTect_license.txt
 Author:        Kris Tingdahl
 Date:          June 2006
 RCS:           $Id$
________________________________________________________________________
 
 
-*/
 
#include "visbasemod.h"
#include "visnodestate.h"
 
namespace osg { class PolygonOffset; }
 
namespace visBase
{
mExpClass(visBase) PolygonOffset : public NodeState
{
public:
                                PolygonOffset();
 
    void                        setFactor(float);
    float                       getFactor() const;
 
    void                        setUnits(float);
    float                       getUnits() const;
    enum                        Mode
                                { Off=0,On=1,Override=2,Protected=4,Inherit=8 };
    void                        setMode(unsigned int);
    osg::PolygonOffset*         osgPolygonOffset() { return offset_; }
    unsigned int                getMode() {return mode_; }
 
protected:
                                ~PolygonOffset();
 
    osg::PolygonOffset*         offset_;
    unsigned int                mode_;
 
private:
    void                        applyAttribute(
                                osg::StateSet*, osg::StateAttribute*);
 
};
 
};