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# FPSMeasurement.h

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    00001 //------------------------------------------------------------------------------
    00002 // Lamp : Open source game middleware
    00003 // Copyright (C) 2004  Junpei Ohtani ( Email : junpee@users.sourceforge.jp )
    00004 //
    00005 // This library is free software; you can redistribute it and/or
    00006 // modify it under the terms of the GNU Lesser General Public
    00007 // License as published by the Free Software Foundation; either
    00008 // version 2.1 of the License, or (at your option) any later version.
    00009 //
    00010 // This library is distributed in the hope that it will be useful,
    00011 // but WITHOUT ANY WARRANTY; without even the implied warranty of
    00012 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    00013 // Lesser General Public License for more details.
    00014 //
    00015 // You should have received a copy of the GNU Lesser General Public
    00016 // License along with this library; if not, write to the Free Software
    00017 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
    00018 //------------------------------------------------------------------------------
    00019
    00020 /** @file
    00021  * FPS計測ヘッダ
    00022  * @author Junpee
    00023  */
    00024
    00025 #ifndef FPS_MEASUREMENT_H_
    00026 #define FPS_MEASUREMENT_H_
    00027
    00028 #include <Core/Utility/Timer.h>
    00029
    00030 namespace Lamp{
    00031
    00032 //------------------------------------------------------------------------------
    00033 /**
    00034  * FPS計測
    00035  */
    00036 class FPSMeasurement{
    00037 public:
    00038     /**
    00039      * コンストラクタ
    00040      */
    00041     FPSMeasurement();
    00042
    00043     /**
    00044      * デストラクタ
    00045      */
    00046     virtual ~FPSMeasurement();
    00047
    00048     /**
    00049      * リセット
    00050      */
    00051     virtual void reset();
    00052
    00053     /**
    00054      * 計測
    00055      * @return FPS
    00056      */
    00057     virtual float measurement();
    00058
    00059     /**
    00060      * FPSの取得
    00061      * @return FPS
    00062      */
    00063     virtual float getFPS(){ return fps_; }
    00064
    00065     //--------------------------------------------------------------------------
    00066 private:
    00067     // コピーコンストラクタの隠蔽
    00068     FPSMeasurement(const FPSMeasurement& copy);
    00069
    00070     // 代入コピーの隠蔽
    00071     void operator =(const FPSMeasurement& copy);
    00072
    00073     // FPS
    00074     float fps_;
    00075     // 前回タイム
    00076     Timer::Tick lastTime_;
    00077     // フレーム数
    00078     int frameCount_;
    00079 };
    00080
    00081 //------------------------------------------------------------------------------
    00082 } // End of namespace Lamp
    00083 #endif // End of FPS_MEASUREMENT_H_
    00084 //------------------------------------------------------------------------------
    00085