SkyboxGenerator.h

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/*
 *   ORXONOX - the hottest 3D action shooter ever to exist
 *                    > www.orxonox.net <
 *
 *
 *   License notice:
 *
 *   This program is free software; you can redistribute it and/or
 *   modify it under the terms of the GNU General Public License
 *   as published by the Free Software Foundation; either version 2
 *   of the License, or (at your option) any later version.
 *
 *   This program 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 General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with this program; if not, write to the Free Software
 *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 *
 *   Author:
 *      Gion-Andri Cantieni
 *   Co-authors:
 *      Damian 'Mozork' Frick
 *
 */

#ifndef __SkyboxGenerator_h__
#define __SkyboxGenerator_h__

#include "core/config/Configurable.h"
#include "util/Singleton.h"
#include "tools/interfaces/Tickable.h"

#include <OgreMath.h>

namespace orxonox
{
    
    class SkyboxGenerator : public virtual Configurable, public Singleton<SkyboxGenerator>, public Tickable
    {
        friend class Singleton<SkyboxGenerator>;

        public:
            SkyboxGenerator();
            virtual ~SkyboxGenerator();
            virtual void tick(float dt) override; // This is where the skybox generation happens.
            static void createSkybox(void); // Generate the 6 faces of a skybox.
            void setConfigValues(void); // Sets some config values.
            
            inline void setSize(unsigned int size)
                { this->size_ = size; }
                
        protected:
            inline void startSkyboxGeneration(void)
                { this->bGenerateSkybox_ = true; }

        private:
            void setupCamera(Ogre::Camera* camera); // Set up the input camera to be ready to generate a skybox face.
            void setupRenderWindow(Ogre::RenderWindow* renderWindow); // Setup the input render window to be ready to generate the skybox.
            void restoreRenderWindow(Ogre::RenderWindow* renderWindow); // Restore the render window.

            void saveImage(Ogre::Image* image, const std::string& name) const;
            
            static SkyboxGenerator* singletonPtr_s; 
            
            unsigned int size_; 
            std::string skyboxPrefix_; 
            std::string imageExtension_; 
            
            // FLow control variables
            bool bGenerateSkybox_; 
            bool bCaptionsRemoved_; 
            bool bSetup_; 
            bool bWait_; 
            bool bCreateFace_; 
            unsigned int faceCounter_; 
            bool bCleanup_; 
            
            std::vector<std::string> names_; 
            std::vector< std::pair<int, int>> rotations_; 
            
            // Storage variables
            float aspectRatio_; 
            Ogre::Radian fovy_; 
            unsigned int windowWidth_; 
            unsigned int windowHeight_; 
            bool windowFullScreen_; 
            unsigned int gridSize_; 

    };
}

#endif  // __SkyboxGenerator_h__