FullscreenRectangle.h

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//    Copyright 2004-2019, SenseGraphics AB
//
//    This file is part of H3D API.
//
//    H3D API 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.
//
//    H3D API 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 H3D API; if not, write to the Free Software
//    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
//
//    A commercial license is also available. Please contact us at 
//    www.sensegraphics.com for more information.
//
//
//
#ifndef __FULLSCREENRECTANGLE_H__
#define __FULLSCREENRECTANGLE_H__
 
#include <H3D/X3DGeometryNode.h>
 
namespace H3D {
 
  class H3DAPI_API FullscreenRectangle : 
  public X3DGeometryNode {
  public:
 
    FullscreenRectangle( Inst< SFNode      > _metadata = 0,
                         Inst< SFBound     > _bound = 0,
                         Inst< DisplayList > _displayList = 0,
                         Inst< MFBool      > _isTouched = 0,
                         Inst< MFVec3f     > _force = 0,
                         Inst< MFVec3f     > _contactPoint = 0,
                         Inst< MFVec3f     > _contactNormal = 0,
                         Inst< SFFloat     > _zValue = 0,
                         Inst< SFBool      > _screenAligned = 0 );
   
    virtual void render();
 
    virtual int nrTriangles() {
      return 2;
    }
 
    H3DUniquePtr< SFFloat > zValue;
 
    H3DUniquePtr< SFBool > screenAligned;
 
    static H3DNodeDatabase database;
 
  protected:
    // Internal variable used to store id for vertex of FullScreenRectangle
    static GLuint vbo_id[2];
    // Internal variable used to indicate if vbo_id is initialized
    static bool vbo_initialized;
    static vector< GLfloat > fullscreenRectangle_data;
    static vector< GLuint > fullscreenRectangle_index_data;
 
    void  fillVec3ToArray( const Vec3d V, vector<float>& array );
    void  fillVec3ToArray( const Vec3f V, vector<GLuint>& array );
  };
}
 
#endif