Texture3DNode.hh

/*===========================================================================*\
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//=============================================================================
//
//  CLASS Texture3DNode
//
//=============================================================================

#ifndef ACG_TEXTURE3DNODE_HH
#define ACG_TEXTURE3DNODE_HH

//=============================================================================

#include "BaseNode.hh"

#include <string>
#include <QImage>


//=============================================================================

namespace ACG {
namespace SceneGraph {

//=============================================================================


class ACGDLLEXPORT Texture3DNode : public BaseNode
{
public:

  Texture3DNode( BaseNode*           _parent = 0,
                 const std::string&  _name = "<Texture3DNode>" );
  virtual ~Texture3DNode();

  ACG_CLASSNAME( Texture3DNode );

  void set_texture( unsigned int    _width,
                    unsigned int    _height,
                    unsigned int    _depth,
                    unsigned char * _data );

  void enter( GLState& _state, const DrawModes::DrawMode& _drawmode ) override;

  void leave( GLState& _state, const DrawModes::DrawMode& _drawmode ) override;


  void set_texture_mode( GLenum _mode )
  { tex_mode_ = _mode; }


  void set_border_color( const Vec4f & _border_color )
  {
    border_color_ = _border_color;
  }

  void set_wrap_mode( GLenum _wrap_mode )
  {
    // possible modes are:
    // GL_CLAMP
    // GL_CLAMP_TO_EDGE
    // GL_CLAMP_TO_BORDER
    // GL_REPEAT

    wrap_mode_ = _wrap_mode;
  }

  void set_filter( GLenum _filter )
  {
    // possible modes are:
    // GL_NEAREST
    // GL_LINEAR

    filter_ = _filter;
  }


private:

  GLuint  texture_;
  GLenum  tex_mode_;
  Vec4f   border_color_;
  GLenum  wrap_mode_;
  GLenum  filter_;


};


//=============================================================================
} // namespace SceneGraph
} // namespace ACG
//=============================================================================
#endif // ACG_TEXTURE3DNODE_HH defined
//=============================================================================