VRS - The Virtual Rendering System

version 3.3

imagepixelop.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: imagepixelop.h 6014 2007-08-09 07:51:16Z Konstantin_Baumann $
// $Date: 2007-08-09 09:51:16 +0200 (Thu, 09 Aug 2007) $
// $Revision: 6014 $
// $State$
// $Author: Konstantin_Baumann $
//
// $Log$
// Revision 1.16  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 1.15  2004/11/03 11:20:07  saar
// Class comment changed (Doxygen style)
//
// Revision 1.14  2004/03/12 16:28:40  baumann
// macros VRS_NAMESPACE_BEGIN/_END expanded and removed
//
// Revision 1.13  2004/01/19 11:43:58  baumann
// serialization mechanism improved
//
// Revision 1.12  2004/01/19 07:28:04  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  2002/01/15 16:25:54  kosta
// macros rewritten for a better namespace support
//
// Revision 1.4  2001/11/13 16:36:31  kirsch
// changed line feed to unix style (removed control-M)
//
// Revision 1.3  2001/08/23 14:18:20  nienhaus
// add pixel operation added
//
// Revision 1.2  2001/07/26 13:05:34  nienhaus
// threshold operation added
//
// Revision 1.1.1.1  2001/06/08 08:09:21  kirsch
// imported alpha-version by olli 
//


#ifndef VRS_IMAGE_IMAGEPIXELOP_H
#define VRS_IMAGE_IMAGEPIXELOP_H

#include <vrs/image/imagemanipulator.h>

namespace VRS {

class VRS_CORE_API ImagePixelOp : public ImageManipulator {
public:
    enum Operation { 
        SetValue,
        AddValue,
        SubValue, 
        SetScaledValue,
        AddScaledValue,
        SubScaledValue, 
        MultValue, 
        SquareValue,
        GammaValue,
        AndValue,
        OrValue,
        XOrValue,
        NotValue,
        LShiftValue,
        ShiftValue,
        Filter, 
        ColorFilter,
        AlphaFilter,
                Threshold,
                Add
    };
    VRS_SERIALIZABLE_CLASS_ENUM(Operation);
    ImagePixelOp(int opType, double value);
    void setOperation(int opType);
    int getOperation() const;

    static void setValue(Image* srcImage, Image* dstImage, double value);
    static void addValue(Image* srcImage, Image* dstImage, double value);
    static void subValue(Image* srcImage, Image* dstImage, double value);
    static void setScaledValue(Image* srcImage, Image* dstImage, double clamped);
    static void addScaledValue(Image* srcImage, Image* dstImage, double clamped);
    static void subScaledValue(Image* srcImage, Image* dstImage, double clamped);
    static void multValue(Image* srcImage, Image* dstImage, double value);
    static void squareValue(Image* srcImage, Image* dstImage);
    static void gammaValue(Image* srcImage, Image* dstImage, double value);
   
    static void andValue(Image* srcImage, Image* dstImage, double value);
    static void orValue(Image* srcImage, Image* dstImage, double value);
    static void xorValue(Image* srcImage, Image* dstImage, double value);
    static void notValue(Image* srcImage, Image* dstImage);
    static void lshiftValue(Image* srcImage, Image* dstImage, double value);
    static void rshiftValue(Image* srcImage, Image* dstImage, double value);

        static void add(Image* srcImage, Image* dstImage);
        static void threshold(Image* srcImage, Image* dstImage, double value);

    void setValue(double value);
    double getValue() const;
    static void filter(Image* srcI, Image* dstI, Callback2<void*,void*>* callback);
    void setFilterCallback(Callback2<void*,void*>* cb);
    Callback2<void*,void*>* getFilterCallback() const;
    static void colorFilter(Image* srcI, Image* dstI, 
    const Color& refColor, const Color& subsColor, double tolerance=0.0);
    static void alphaFilter(Image* srcI, Image* dstI, 
    const Color& refColor, double alphaValue, double tolerance=0.0);
    void setReferenceColor(const Color& c);
    Color getReferenceColor() const;
    void setSubstituteColor(const Color& c);
    Color getSubsituteColor() const;
    void setAlpha(double alpha);
    double getAlpha() const;
    void setTolerance(double t);
    double getTolerance() const;
    
    virtual Image* manipulate(Image* source, Image* target);
    virtual bool operatesInPlace() const;
    VRS_TYPEINFO(ImagePixelOp, ImageManipulator);

private:
    int opType_;
    double value_;
    SO<Callback2<void*,void*> > filterCB_;
    Color refColor_;
    Color subColor_;
    double alpha_;
    double tolerance_;
};

} // namespace VRS

#endif // VRS_IMAGE_ImagePixelOp_H

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