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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 );