mitkVis2SurfaceScene.h

/*=========================================================================

  Program:   3DMed
  Date:      $Date: 2014-02-25 18:30:00 +0800 $
  Version:   $Version: 4.6.0 $
  Copyright: MIPG, Institute of Automation, Chinese Academy of Sciences

=========================================================================*/

#ifndef __mitkVis2SurfaceScene_h
#define __mitkVis2SurfaceScene_h

#include "mitkVisualization2Includes.h"
#include "mitkVis2Scene3D.h"
#include "mitkVis2Vector3.h"

class mitkMesh;

struct MeshModel
{
    MeshModel();
    ~MeshModel();

    mitkMesh* mesh;
    mitkVis2Vector3 color;

    float opacity;

    bool needUpdate;
    unsigned g_vboId;
    unsigned g_eboId;
};

class mitkMeshList;
class mitkGLSLProgram;

class MITK_VISUALIZATION2_API mitkVis2SurfaceScene : public mitkVis2Scene3D
{
public:
    MITK_TYPE(mitkVis2SurfaceScene,mitkVis2Scene3D)
    mitkVis2SurfaceScene(); 

    void AddMesh(mitkMesh* mesh);
    void RemoveMesh(mitkMesh* mesh);
    void RemoveMesh(int i);

    void SetColor(int i, float r, float g, float b);
    void SetOpacity(int i,float opacity);

    void GetColor(int i, float &r, float &g, float &b);
    void GetOpacity(int i,float &opacity);

    void SetOpaque(bool op);
    bool GetOpaque();

    void SetBackgroundColor(float r, float g, float b);
    void GetBackgroundColor(float &r, float &g, float &b);

    virtual void RenderGL();
    virtual void ResizeGL(int newX, int newY);

protected:
    virtual ~mitkVis2SurfaceScene();
    void GetSize3D(float size3D[3]);

private:
    void _getBounds(float boundingbox[6]);
    void _renderModels();
    void _renderOpaque();
    void _renderOIT();
    void _updateMesh(int i);
    void _makeProgram();
    void _makeFullScreenQuad();

    mitkMeshList *m_MeshList;   

    bool m_opaque;
    bool m_glewInit;

    mitkVis2Vector3 m_BackgroundColor;

    mitkGLSLProgram* m_Program;
    
    mitkGLSLProgram* m_Program_peel;
    mitkGLSLProgram* m_Program_final;

    GLuint g_quadDisplayList;

    bool m_buffersInit;
    GLuint g_frontFboId[2];
    GLuint g_frontDepthTexId[2];
    GLuint g_frontColorTexId[2];
    GLuint g_frontColorBlenderTexId;
    GLuint g_frontColorBlenderFboId;

};

#endif 

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