TYOpenGLRenderer.h

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/*
 * Copyright (C) <2012> <EDF-R&D> <FRANCE>
 * 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.
*/

#ifndef __TY_OPENGL_RENDERER__
#define __TY_OPENGL_RENDERER__



#ifdef _WIN32
#include<windows.h>
#endif
#include <GL/gl.h>
#include <GL/glu.h>


#include "Tympan/models/common/3d.h"

#include "Tympan/models/business/TYElement.h"

#include "Tympan/gui/tools/OGLLightElement.h"
#include "Tympan/gui/tools/OGLElement.h"
#include "Tympan/gui/tools/OGLCamera.h"

class TYGeometryNode;

class TYOpenGLRenderer
{

public:
private:
    TYOpenGLRenderer(const TYOpenGLRenderer&);  // Not implemented.
    void operator=(const TYOpenGLRenderer&);  // Not implemented.

public:

    TYOpenGLRenderer();

    ~TYOpenGLRenderer();

    void init(int width, int height);

    void updateDisplayList(void);
    void updateDisplayListOverlay(TYGeometryNode* pElement, TYGeometryNode* pDansCeRepere);

    int OpenGLUpdateGeometry(GLenum mode = GL_RENDER, int x = 0, int y = 0);

    void OpenGLDeviceRender(GLenum mode = GL_RENDER, int x = 0, int y = 0);

    void OpenGLRender(GLenum mode = GL_RENDER, int x = 0, int y = 0);

    void Render();

    void setElement(LPTYElement pElt) {_pElement = pElt;}

    void deepCopyElement(LPTYElement pElt) {_pElement->deepCopy(pElt);}

    LPTYElement getElement() { return _pElement;}

    void drawElement(GLenum mode = GL_RENDER);

    void addOGLElement(OGLElement* pOGLElement);

    void addLight(OGLLightElement* pOGLElementLight);
    void removeLights();
    std::vector<OGLLightElement*> getLights();

    void setActiveCamera(OGLCamera* pCamera) { _pActiveCamera = pCamera;};
    OGLCamera* getActiveCamera() { return _pActiveCamera;};

    void setBackground(double* bgColor) {_pBackgroundColor[0] = bgColor[0]; _pBackgroundColor[1] = bgColor[1]; _pBackgroundColor[2] = bgColor[2];};

    void removeOGLElement(OGLElement* pOGLElement);

    void setRenderType(int renderType) {m_renderType = renderType;};

    void addSelectedElement(TYElement* pElement);
    void removeSelectedElement(TYElement* pElement);
    void clearTabSelectedElement();

protected :
    TYElement* _pElement;

    GLuint _displayList;
    GLuint _displayListOverlay;
    GLuint _polygoneMode;

    std::vector<OGLElement*> _tabOGLElement;

    //Elements selectionnes
    std::vector<TYElement*> _tabSelectedElements;

    //Liste des lumieres dans la scene 3D
    std::vector<OGLLightElement*> _tabLights;

    OGLCamera*  _pActiveCamera;
    double*     _pBackgroundColor;
    int m_width;
    int m_height;

    int m_renderType; // 0 --> render all, 1 --> render 2D, 2 --> render 3D
};

#endif // __TY_OPENGL_RENDERER__