VRS - The Virtual Rendering System

version 3.3

imageheightfield.h

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 /**********************************************************************
 VRS - The Virtual Rendering System
 Copyright (C) 2001 Computer Graphics Systems Group at the 
 Hasso-Plattner-Institute, Potsdam, Germany.
 This library 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 2.1 of the License, or (at your option) any later version.
 This library 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 Lesser General Public License for more details.
 You should have received a copy of the GNU Lesser+ General Public
 License along with this library; if not, write to the FreeSoftware 
 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA, 02111-1307, USA.
 **********************************************************************/
// $Id: imageheightfield.h 6116 2007-11-08 12:49:59Z Stefan_Maass $
// $Date: 2007-11-08 13:49:59 +0100 (Thu, 08 Nov 2007) $
// $Revision: 6116 $
// $State$
// $Author: Stefan_Maass $
//
// $Log$
// Revision 1.15  2005/01/03 01:43:09  klimetschek
// - modified win32 project layout, splitted vrs.vcproj into vrs_container, vrs_core, vrs_sg, vrs_image, vrs_opengl and vrs_io
// - removed vrs.vcproj
// minor things:
// - added all glutexamples to vrs4glut.sln
// - fixed some problems in glutexamples
// - removed all project references from all VS projects (using solution wide project dependencies instead)
//
// Revision 1.14  2004/11/03 11:20:07  saar
// Class comment changed (Doxygen style)
//
// Revision 1.13  2004/03/12 16:28:40  baumann
// macros VRS_NAMESPACE_BEGIN/_END expanded and removed
//
// Revision 1.12  2004/01/19 11:43:58  baumann
// serialization mechanism improved
//
// Revision 1.11  2003/11/07 14:19:24  kirsch
// removed leading underscore from include guards
//
// Revision 1.10  2002/10/29 10:32:52  baumann
// macros VRS_CLASSNAME_* and VRS_IMPL_TYPEINFO_* removed
//
// Revision 1.9  2002/03/03 21:44:25  kosta
// VRS_TYPEINFO-macro rewritten
//
// Revision 1.8  2002/02/19 10:34:15  kosta
// undone all changes since 2002-02-15
//
// Revision 1.5  2002/02/05 07:48:26  kosta
// new persistency macros:
//     VRS_SERIALIZABLE(CLASS_NAME);
//     VRS_SERIALIZABLE_ABSTRACT_CLASS(CLASS_NAME);
//     VRS_SERIALIZABLE_NO_SO_CLASS(CLASS_NAME)
//
// Revision 1.4  2002/02/04 13:07:20  kosta
// VRS_SERIALIZABLE macros completely rewritten
//
// Revision 1.3  2002/01/15 16:25:54  kosta
// macros rewritten for a better namespace support
//
// Revision 1.2  2001/11/13 16:36:31  kirsch
// changed line feed to unix style (removed control-M)
//
// Revision 1.1.1.1  2001/06/08 08:09:21  kirsch
// imported alpha-version by olli 
//


#ifndef VRS_IMAGE_IMAGEHEIGHTFIELD_H
#define VRS_IMAGE_IMAGEHEIGHTFIELD_H

#include <vrs/heightfield.h>
#include <vrs/image/image.h>

namespace VRS {

class VRS_CORE_API ImageHeightField : public HeightField {
public:
    ImageHeightField(Image* image);
    void setImage(Image*);
    Image* getImage() const;
    virtual int rows() const;
    virtual int columns() const;
    virtual double maxHeight() const;
    virtual double minHeight() const;

    virtual double height(int c,int r) const;

private:
    SO< Image > image_;
    int width_, height_;
    double maximum_;
    double minimum_;

public:
    VRS_TYPEINFO(ImageHeightField, HeightField);
    VRS_SERIALIZABLE(ImageHeightField);

protected:
    ImageHeightField(); // only for serialization
};

} // namespace VRS

#endif // VRS_IMAGE_IMAGEHEIGHTFIELD_H

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