ContrailUpdate.h

#pragma once
#include "Scene.h"
#include <osg/ref_ptr>
#include <osg/Geode>
#include <iostream>
#include <algorithm>

namespace osgCloudyDay
{
        class ContrailUpdate : public osg::NodeCallback
        {
        public:
                ContrailUpdate(void);
                ~ContrailUpdate(void);

                void operator()(osg::Node* node, osg::NodeVisitor* nv);

                bool operator() (unsigned short i,unsigned short j) 
                { 
                        return (depth[i]<depth[j]);     
                };

                float* depth;
                int iteration;  

                unsigned int layerid;

                osg::ref_ptr<osg::Geometry> bb_geo;
                bool cloud_added;
        };
}