Terrain.h

#pragma once
#include "Scene.h"
#include "TerrainConfig.h"
#include "Fog.h"

namespace osgCloudyDay
{
        class MyTerrain
        {
        public:
                MyTerrain(TerrainConfig* config);
                ~MyTerrain(void);

                virtual void Initialize() = 0;

                osg::MatrixTransform* GetNode();
                osg::MatrixTransform* GetLightNode();           

                void SetFog(Fog* fog);          

                osg::ref_ptr<osg::Texture2D> GetHeightTexture();
                osg::ref_ptr<osg::Texture2D> GetDefinitionTexture();
                osg::ref_ptr<osg::Texture2D> GetOrthogonalTexture();

        protected:
                Fog* m_fog;

                osg::ref_ptr<osg::Texture2D> tex_height;
                osg::ref_ptr<osg::Texture2D> tex_def;
                osg::ref_ptr<osg::Texture2D> tex_ortho; 

                TerrainConfig* m_config;

                osg::ref_ptr<osg::Program> terrainShadowProg;
                osg::ref_ptr<osg::Program> mieTerrainProg;
                osg::ref_ptr<osg::MatrixTransform> trans;       
                osg::ref_ptr<osg::MatrixTransform> trans_light; 

                bool m_use_geometry_shader;
        };
}