BasicTestWin.h

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//      File:           BasicTestWin.h
//      Author:         Changchang Wu
//      Description :
//              BasicTestWin:   basic viewer of SiftGPU
//                                              both TestWinGlut and GLTestWndare derived from this
//              SiftDriver:             A simple driver of SiftGPU
//
//      Copyright (c) 2007 University of North Carolina at Chapel Hill
//      All Rights Reserved
//
//      Permission to use, copy, modify and distribute this software and its
//      documentation for educational, research and non-profit purposes, without
//      fee, and without a written agreement is hereby granted, provided that the
//      above copyright notice and the following paragraph appear in all copies.
//      
//      The University of North Carolina at Chapel Hill make no representations
//      about the suitability of this software for any purpose. It is provided
//      'as is' without express or implied warranty. 
//
//      Please send BUG REPORTS to ccwu@cs.unc.edu
//


#if !defined(BASIC_TEST_WIN_H)
#define BASIC_TEST_WIN_H

#if _WIN32 && _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000


#include "GLTransform.h"

class SiftParam;
class SiftGPUEX;

//class TestDriver
//description:  simple SiftGPU driver


//class BasicTestWin
//description:  basic SiftGPU viewer
//                              two implementations are GLTestWnd and TestWinGlut


class BasicTestWin
{
        GlTransform _transform;
        int  _looping;
        int  _motion;
        int  _motion_x, _motion_y;
        char  _title[512];
        int   _view;
        int       _sub_view;
        int   _win_w, _win_h;

protected:
        float   _displayScale;
        int     _imgWidth, _imgHeight;
        int _win_x, _win_y;
        int     _current;
private:
        //
        float _stat_tstart;
        int  _stat_frames;
protected:
        SiftGPUEX*                      _sift;
public:
        void SetVerbose();
        void FitWindow();
        void OnIdle();
        void EndMotion();
        void StartMotion(int x, int y);
        void SetView();
        void ReShape(int w, int h);
        void MoveMouse(int x, int y);
        void KeyInput(int key);
        void Display();
        virtual void UpdateDisplay()=0;
        BasicTestWin();
        virtual ~BasicTestWin();
        void ParseSiftParam(int argc, char** argv);
        void RunSiftGPU();
protected:
        virtual void SetWindowTitle(char * title)=0;
        virtual void SetDisplaySize(int w, int h)=0;
};

#endif // !defined(BASIC_TEST_WIN_H)