// This is still in the repository to be cannibalized for a possible rewrite (ab)
///*****************************************************************************************
// *                                                                                       *
// * OpenSpace                                                                             *
// *                                                                                       *
// * Copyright (c) 2014                                                                    *
// *                                                                                       *
// * Permission is hereby granted, free of charge, to any person obtaining a copy of this  *
// * software and associated documentation files (the "Software"), to deal in the Software *
// * without restriction, including without limitation the rights to use, copy, modify,    *
// * merge, publish, distribute, sublicense, and/or sell copies of the Software, and to    *
// * permit persons to whom the Software is furnished to do so, subject to the following   *
// * conditions:                                                                           *
// *                                                                                       *
// * The above copyright notice and this permission notice shall be included in all copies *
// * or substantial portions of the Software.                                              *
// *                                                                                       *
// * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,   *
// * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A         *
// * PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT    *
// * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF  *
// * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE  *
// * OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                                         *
// ****************************************************************************************/
//
//#ifndef __RENDERABLEVOLUMEEXPERT_H__
//#define __RENDERABLEVOLUMEEXPERT_H__
//
//// open space includes
//#include <openspace/rendering/renderablevolume.h>
//#include <openspace/rendering/volumeraycasterbox.h>
//
//// ghoul includes
//#include <ghoul/opengl/programobject.h>
//#include <ghoul/opengl/texture.h>
//#include <ghoul/opengl/framebufferobject.h>
//#include <ghoul/opencl/clcontext.h>
//#include <ghoul/opencl/clcommandqueue.h>
//#include <ghoul/opencl/clprogram.h>
//#include <ghoul/opencl/clkernel.h>
//#include <ghoul/filesystem/file.h>
//
//#ifdef __APPLE__
//    #include <memory>
//#else
//    #include <mutex>
//#endif
//
//namespace ghoul {
//    namespace opencl {
//        class CLWorkSize;
//    }
//}
//
//namespace openspace {
//
//class RenderableVolumeExpert: public RenderableVolume {
//public:
//
//	// constructors & destructor
//	RenderableVolumeExpert(const ghoul::Dictionary& dictionary);
//	~RenderableVolumeExpert();
//    
//    bool initialize();
//    bool deinitialize();
//
//	virtual void render(const Camera *camera, const psc& thisPosition);
//	virtual void update();
//
//private:
//
//    // private methods
//    void safeKernelCompilation();
//    void safeUpdateTexture(const ghoul::filesystem::File& file);
//
//    // Volumes
//    std::vector<std::string> _volumePaths;
//    std::vector<ghoul::Dictionary> _volumeHints;
//    
//    // Textures
//	ghoul::opengl::Texture* _output;
//	std::vector<ghoul::opengl::Texture*> _volumes;
//	std::vector<ghoul::opengl::Texture*> _transferFunctions;
//	std::vector<ghoul::filesystem::File*> _transferFunctionsFiles;
//    
//    // opencl texture memory pointers
//    cl_mem _clBackTexture;
//    cl_mem _clFrontTexture;
//    cl_mem _clOutput;
//    std::vector<cl_mem> _clVolumes;
//    std::vector<cl_mem> _clTransferFunctions;
//    
//    // opencl program
//    ghoul::opencl::CLContext _context;
//    ghoul::opencl::CLCommandQueue _commands;
//    ghoul::opencl::CLProgram _program;
//    ghoul::opencl::CLKernel _kernel;
//    ghoul::opencl::CLWorkSize* _ws;
//    ghoul::filesystem::File* _kernelSourceFile;
//    std::vector<std::pair<ghoul::opencl::CLProgram::Option, bool> > _kernelOptions;
//    std::vector<std::string> _kernelIncludes;
//    std::vector<std::pair<std::string,std::string> > _kernelDefinitions;
//    bool _programUpdateOnSave;
//    
//    // mutexes to prevent inconsistencies
//    std::mutex* _kernelLock;
//    std::mutex* _textureLock;
//    
//	ghoul::opengl::ProgramObject *_quadProgram;
//	GLuint _screenQuad;
//    
//    VolumeRaycasterBox* _colorBoxRenderer;
//    glm::vec3 _boxScaling;
//    
//};
//
//} // namespace openspace
//
//#endif