TAPsOpenGL3DModel.hpp

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/******************************************************************************
OpenGL3DModel.hpp

An OpenGL 3D Texture Model

SUKITTI PUNAK   (04/28/2007)
UPDATE          (04/29/2007)
******************************************************************************/
#ifndef TAPs_OPENGL_3D_MODEL_HPP
#define TAPs_OPENGL_3D_MODEL_HPP

#include "../OpenGLModel/TAPsOpenGLModel.hpp"

// For DEBUG
// Print the 3D texture data to screen after the SetData has been called.
//#define TAPs_OPENGL_3D_MODEL_DEBUG

BEGIN_NAMESPACE_TAPs__OpenGL
//=============================================================================
template <typename T>
class OpenGL3DModel : public /*virtual*/ OpenGLModel<T> {
//-----------------------------------------------------------------------------
// Member Functions -----------------------------------------------------------
public:
    //-------------------------------------------------------------------------
    // default constructor
    OpenGL3DModel ();
    //-------------------------------------------------------------------------
    // destructor
    virtual ~OpenGL3DModel ();
    //-------------------------------------------------------------------------
    void Default ();
    //-------------------------------------------------------------------------
    // Display By OpenGL
    virtual void DrawGL ( GLenum drawMode = GL_QUADS );
    //virtual void DrawGL ( GLenum );
    //-------------------------------------------------------------------------
    // Virtual Fns from Model class
    virtual void Initialize ();
    virtual T GetMaxHalfLength () const;    // get half length
    //-------------------------------------------------------------------------
    //template <typename T2>
    //bool SetData ( int sizeX, int sizeY, int sizeZ, T2 * pr3DRawData );
    bool SetData ( int sizeX, int sizeY, int sizeZ, unsigned char * pr3DRawData );
    //-------------------------------------------------------------------------
    // Get/Set Fn(s)
    // A derived model class should overwrite this fn in order to set display 
    // vertex normals status
    virtual inline void ToggleDisplayVertexNormals () {};
    virtual void DrawVertexNormals () {};
    //-------------------------------------------------------------------------
    #ifdef TAPs_OPENGL_3D_MODEL_DEBUG
    // Get data from 3D texture and print them out
    void PrintDataInThe3DTexture ();
    #endif
    //-------------------------------------------------------------------------
//-DATA MEMBERS----------------------------------------------------------------
private:
    GLuint  m_gluiName3DTexture;    // OpenGL 3D Texture
    //
    GLenum  m_3dt_target;           // texture target -- GL_TEXTURE_3D
    GLint   m_3dt_level;            // texture level -- 0 is the base texture level
    GLint   m_3dt_internalFormat;   // e.g. GL_RGB32F_ARB, GL_RGBA32F_ARB
    GLint   m_3dt_size[3];          // size of x, y, and z
    GLint   m_3dt_border;           // the width of the border, either 0 or 1
    GLenum  m_3dt_pixelFormat;      // e.g. GL_RGB, GL_RGBA, GL_ALPHA, GL_LUMINANCE, etc.
    GLenum  m_3dt_dataType;         // GL_FLOAT, GL_UNSIGNED_BYTE, GL_BYTE, GL_INT, etc.
};
//=============================================================================
END_NAMESPACE_TAPs__OpenGL
//-----------------------------------------------------------------------------
// Include definition if TAPs_USE_EXPORT is not defined
//#if !defined( TAPs_USE_EXPORT )
    #include "TAPsOpenGL3DModel.cpp"
//#endif
//-----------------------------------------------------------------------------
#endif
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