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Add support for 0% and negative background rates. This isn't supported by many codecs though...

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This commit is contained in:
Chris Danford
2003-08-04 00:04:28 +00:00
parent 061bf51dc1
commit c74333eeb5
5 changed files with 29 additions and 14 deletions
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stepmania/src/BGAnimationLayer.cpp
+8 -2
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@@ -964,13 +964,19 @@ void BGAnimationLayer::GainingFocus( float fRate, bool bRewindMovie, bool bLoop
// FIXME: Very dangerous. How could we handle this better?
Sprite* pSprite = (Sprite*)m_pActors[0];
pSprite->GetTexture()->SetPlaybackRate(fRate);
//
// The order of these actions is important.
// At this point, the movie is probably paused (by LosingFocus()).
// Play the movie, then set the playback rate (which can
// potentially pause the movie again).
//
if( bRewindMovie )
pSprite->GetTexture()->SetPosition( 0 );
pSprite->GetTexture()->SetLooping(bLoop);
// if movie texture, pause and play movie so we don't waste CPU cycles decoding frames that won't be shown
pSprite->GetTexture()->Play();
pSprite->GetTexture()->SetPlaybackRate(fRate);
for( unsigned i=0; i<m_pActors.size(); i++ )
m_pActors[i]->Command( m_sOnCommand );
stepmania/src/Background.cpp
+4 -7
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@@ -414,13 +414,10 @@ void Background::Update( float fDeltaTime )
m_pCurrentBGA = m_BGAnimations[ change.m_sBGName ];
if( pOld != m_pCurrentBGA )
{
if( pOld )
pOld->LosingFocus();
if( m_pCurrentBGA )
m_pCurrentBGA->GainingFocus( change.m_fRate, change.m_bRewindMovie, change.m_bLoop );
}
if( pOld )
pOld->LosingFocus();
if( m_pCurrentBGA )
m_pCurrentBGA->GainingFocus( change.m_fRate, change.m_bRewindMovie, change.m_bLoop );
m_fSecsLeftInFade = m_pFadingBGA!=NULL ? FADE_SECONDS : 0;
}
stepmania/src/ScreenEdit.cpp
+1 -1
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@@ -193,7 +193,7 @@ Menu g_EditSongInfo
Menu g_BGChange
(
"Background Change",
MenuRow( "Rate (applies to new adds)", true, 5, "50%","60%","70%","80%","90%","100%","110%","120%","130%","140%","150%","160%","170%","180%","190%","200%" ),
MenuRow( "Rate (applies to new adds)", true, 15, "-100%","-80%","-60%","-40%","-20%","0%","10%","20%","30%","40%","50%","60%","70%","80%","90%","100%","120%","140%","160%","180%","200%" ),
MenuRow( "Fade Last (applies to new adds)", true, 0, "NO","YES" ),
MenuRow( "Rewind Movie (applies to new adds)", true, 0, "NO","YES" ),
MenuRow( "Loop (applies to new adds)", true, 1, "NO","YES" ),
stepmania/src/ScreenMiniMenu.h
+2 -2
View File
@@ -33,13 +33,13 @@ struct MenuRow
defaultChoice = 0;
}
MenuRow( const char * n, bool e, int d=0, const char * c0=NULL, const char * c1=NULL, const char * c2=NULL, const char * c3=NULL, const char * c4=NULL, const char * c5=NULL, const char * c6=NULL, const char * c7=NULL, const char * c8=NULL, const char * c9=NULL, const char * c10=NULL, const char * c11=NULL, const char * c12=NULL, const char * c13=NULL, const char * c14=NULL, const char * c15=NULL, const char * c16=NULL, const char * c17=NULL, const char * c18=NULL, const char * c19=NULL )
MenuRow( const char * n, bool e, int d=0, const char * c0=NULL, const char * c1=NULL, const char * c2=NULL, const char * c3=NULL, const char * c4=NULL, const char * c5=NULL, const char * c6=NULL, const char * c7=NULL, const char * c8=NULL, const char * c9=NULL, const char * c10=NULL, const char * c11=NULL, const char * c12=NULL, const char * c13=NULL, const char * c14=NULL, const char * c15=NULL, const char * c16=NULL, const char * c17=NULL, const char * c18=NULL, const char * c19=NULL, const char * c20=NULL, const char * c21=NULL, const char * c22=NULL, const char * c23=NULL, const char * c24=NULL )
{
name = n;
enabled = e;
defaultChoice = d;
#define PUSH( c ) if(c!=NULL) choices.push_back(c);
PUSH(c0);PUSH(c1);PUSH(c2);PUSH(c3);PUSH(c4);PUSH(c5);PUSH(c6);PUSH(c7);PUSH(c8);PUSH(c9);PUSH(c10);PUSH(c11);PUSH(c12);PUSH(c13);PUSH(c14);PUSH(c15);PUSH(c16);PUSH(c17);PUSH(c18);PUSH(c19);
PUSH(c0);PUSH(c1);PUSH(c2);PUSH(c3);PUSH(c4);PUSH(c5);PUSH(c6);PUSH(c7);PUSH(c8);PUSH(c9);PUSH(c10);PUSH(c11);PUSH(c12);PUSH(c13);PUSH(c14);PUSH(c15);PUSH(c16);PUSH(c17);PUSH(c18);PUSH(c19);PUSH(c20);PUSH(c21);PUSH(c22);PUSH(c23);PUSH(c24);
#undef PUSH
// printf( "choices.size = %u", choices.size() );
}
stepmania/src/arch/MovieTexture/MovieTexture_DShow.cpp
+14 -2
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@@ -453,13 +453,25 @@ void MovieTexture_DShow::SetPosition( float fSeconds )
void MovieTexture_DShow::SetPlaybackRate( float fRate )
{
if( fRate == 0 )
{
this->Pause();
return;
}
SkipUpdates();
CComPtr<IMediaPosition> pMP;
m_pGB.QueryInterface(&pMP);
pMP->put_Rate(fRate);
m_pGB.QueryInterface(&pMP);
HRESULT hr = pMP->put_Rate(fRate); // fails on many codecs
StopSkippingUpdates();
if( FAILED(hr) )
{
this->Pause();
return;
}
}
bool MovieTexture_DShow::IsPlaying() const