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self-updating SongMeterDisplay class

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Glenn Maynard
2005-02-26 08:46:52 +00:00
parent 70663436bb
commit 1bdb2563b1
4 changed files with 21 additions and 9 deletions
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stepmania/src/MeterDisplay.cpp
+14
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@@ -1,6 +1,8 @@
#include "global.h"
#include "MeterDisplay.h"
#include "RageUtil.h"
#include "GameState.h"
#include "song.h"
MeterDisplay::MeterDisplay()
@@ -31,6 +33,18 @@ void MeterDisplay::SetPercent( float fPercent )
m_sprTip->SetX( SCALE(fPercent, 0.f, 1.f, -m_fStreamWidth/2, m_fStreamWidth/2) );
}
void SongMeterDisplay::Update( float fDeltaTime )
{
float fSongStartSeconds = GAMESTATE->m_pCurSong->m_Timing.GetElapsedTimeFromBeat( GAMESTATE->m_pCurSong->m_fFirstBeat );
float fSongEndSeconds = GAMESTATE->m_pCurSong->m_Timing.GetElapsedTimeFromBeat( GAMESTATE->m_pCurSong->m_fLastBeat );
float fPercentPositionSong = SCALE( GAMESTATE->m_fMusicSeconds, fSongStartSeconds, fSongEndSeconds, 0.0f, 1.0f );
CLAMP( fPercentPositionSong, 0, 1 );
SetPercent( fPercentPositionSong );
MeterDisplay::Update( fDeltaTime );
}
/*
* (c) 2003-2004 Chris Danford
* All rights reserved.