glcube.h

/***************************************************************************
                          glcube.h  -  description
                             -------------------
    begin                : Wed Aug 20 2003
    copyright            : (C) 2003 by Jacques Gasselin de Richebourg
    email                : jacquesgasselin@hotmail.com
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU Lesser General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/

#ifndef GLCUBE_H
#define GLCUBE_H

#include <vector>
#include "glgeometricobject.h"
#include "gllocalcoordinatesystem.h"
#include "glquad.h"
#include "glsphere.h"


namespace GLScene
{
  
   class GLCube : public GLGeometricObject,
                  public GLLocalCoordinateSystem
   {
      bool changed;
      //x,y,z
      GLQuad quads[6];
      GLfloat width, height, length;
   public: 
      GLCube(GLfloat _w = 1 , GLfloat _h = 1, GLfloat _l = 1);
    ~GLCube();

      SML_TAG(cube);
      
   /*   virtual GLVector getVectorToFurthestPoint(const GLVector& fromPoint)
      { return getPosition() - fromPoint; };
      virtual GLVector getVectorToNearestPoint(const GLVector& fromPoint)
      { return getPosition() - fromPoint; };*/

      virtual bool intersection( GLGeometricObject* obj ) { return obj->intersection((GLCube*)this); };
      virtual bool intersection( GLCube* ) { exit(1); return false; };
      virtual bool intersection( GLSphere* sp );
      virtual bool inclusion( GLGeometricObject*) { exit(1); return false;};

      inline void setWidth(GLfloat v) { width = v/2; changed = true; };
      inline void setHeight(GLfloat v) { height = v/2; changed = true; };
      inline void setLength(GLfloat v) { length = v/2; changed = true; };

      inline GLfloat getWidth() { return 2*width; };
      inline GLfloat getHeight() { return 2*height; };
      inline GLfloat getLength() { return 2*length; };
      
      GLPlane* const getPlanes();
      virtual void render( );
      void renderForSelection(GLuint& previousName);

      protected:
      
      void makeQuads();

      /*
      void loadFromStream(std::istream&);
      void saveToStream(std::ostream&);
      */
   };
};
#endif

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