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extremetuxracer  0.5beta
fps.cpp
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00001 /* 
00002  * PPRacer 
00003  * Copyright (C) 2004-2005 Volker Stroebel <volker@planetpenguin.de>
00004  * 
00005  * This program is free software; you can redistribute it and/or
00006  * modify it under the terms of the GNU General Public License
00007  * as published by the Free Software Foundation; either version 2
00008  * of the License, or (at your option) any later version.
00009  * 
00010  * This program 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
00013  * GNU General Public License for more details.
00014  * 
00015  * You should have received a copy of the GNU General Public License
00016  * along with this program; if not, write to the Free Software
00017  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
00018  */
00019 
00020 #include "fps.h"
00021 
00022 #include "game_mgr.h"
00023 #include "bench.h"
00024 
00025 FPS fpsCounter;
00026 
00027 FPS::FPS() 
00028  : m_frames(0), 
00029    m_time(0.0),
00030    m_fps(0.0)
00031 {
00032 }
00033 
00034 void
00035 FPS::update()
00036 {
00037     m_time += gameMgr->getTimeStep();
00038        m_frames++;
00039        if( m_time>0.3){
00040               m_fps = m_frames / m_time;
00041               m_time = 0.0;
00042               m_frames = 0;
00043               
00044               if( Benchmark::getMode()!= Benchmark::NONE ){
00045                      Benchmark::updateFPS(m_fps);
00046               }
00047        }
00048 }