main/include/SkyDome.h

/*
This file is part of Caelum.
See http://www.ogre3d.org/wiki/index.php/Caelum 

Copyright (c) 2006-2007 Caelum team. See Contributors.txt for details.

Caelum 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 3 of the License, or
(at your option) any later version.

Caelum 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 Caelum. If not, see <http://www.gnu.org/licenses/>.
*/

#ifndef SKYDOME_H
#define SKYDOME_H

#include "CaelumPrerequisites.h"
#include "CameraBoundElement.h"

namespace caelum {

class CAELUM_EXPORT SkyDome : public CameraBoundElement {
// Attributes -----------------------------------------------------------------
    private:
        Ogre::SceneNode *mNode;

        static const Ogre::String SPHERIC_DOME_NAME;

        static const Ogre::String SKY_DOME_MATERIAL_NAME;

        Ogre::MaterialPtr mMaterial;

        bool mShadersEnabled;

        bool mHazeEnabled;

// Methods --------------------------------------------------------------------
    public:
        SkyDome (Ogre::SceneManager *sceneMgr, Ogre::SceneNode *caelumRootNode);

        virtual ~SkyDome ();

        void setSunDirection (Ogre::Vector3 dir);

        void setHazeColour (Ogre::ColourValue hazeColour);

        void setLightAbsorption (float absorption) const;

        void setLightScattering (float scattering) const;

        void setAtmosphereHeight (float height) const;

        void setSkyGradientsImage (const Ogre::String& gradients);

        void setAtmosphereDepthImage (const Ogre::String& gradients);

        bool getHazeEnabled () const;

        void setHazeEnabled (bool value);

    public:
        virtual void notifyCameraChanged (Ogre::Camera *cam);

    protected:
        virtual void setFarRadius (Ogre::Real radius);
};

} // namespace caelum

#endif //SKYDOME_H

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