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[warps] Negative Stops turn to Warps now.

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This commit is contained in:
Jason Felds
2011-03-26 03:37:37 -04:00
parent 15fd68a7f0
commit 337fa2f801
1 changed files with 41 additions and 39 deletions
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src/NotesLoaderSM.cpp
+41 -39
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@@ -104,8 +104,6 @@ void SMLoader::LoadTimingFromSMFile( const MsdFile &msd, TimingData &out )
out.m_WarpSegments.clear();
out.m_vTimeSignatureSegments.clear();
vector<WarpSegment> arrayWarpsFromNegativeStops;
for( unsigned i=0; i<msd.GetNumValues(); i++ )
{
const MsdFile::value_t &sParams = msd.GetValue(i);
@@ -175,6 +173,10 @@ void SMLoader::LoadTimingFromSMFile( const MsdFile &msd, TimingData &out )
vector<RString> arrayFreezeExpressions;
split( sParams[1], ",", arrayFreezeExpressions );
// Prepare variables for negative stop conversion.
float negBeat = -1;
float negPause = 0;
for( unsigned f=0; f<arrayFreezeExpressions.size(); f++ )
{
vector<RString> arrayFreezeValues;
@@ -189,36 +191,46 @@ void SMLoader::LoadTimingFromSMFile( const MsdFile &msd, TimingData &out )
const float fFreezeBeat = StringToFloat( arrayFreezeValues[0] );
const float fFreezeSeconds = StringToFloat( arrayFreezeValues[1] );
StopSegment new_seg( BeatToNoteRow(fFreezeBeat), fFreezeSeconds );
// XXX: Remove Negatives Bug?
new_seg.m_iStartRow = BeatToNoteRow(fFreezeBeat);
new_seg.m_fStopSeconds = fFreezeSeconds;
if(fFreezeSeconds < 0.0f)
// Process the prior stop.
if( negPause > 0 )
{
// Convert negative Stops into Warps.
// get BPM at current row:
BPMSegment curBPM = out.GetBPMSegmentAtRow(BeatToNoteRow(fFreezeBeat));
float fSecondsPerBeat = 60 / curBPM.GetBPM();
float fSkipBeats = fFreezeSeconds/fSecondsPerBeat;
WarpSegment wsTemp( BeatToNoteRow(fFreezeBeat), BeatToNoteRow(fFreezeBeat+fSkipBeats) );
arrayWarpsFromNegativeStops.push_back( wsTemp );
if( PREFSMAN->m_bQuirksMode )
{
// LOG->Trace( "Adding a negative freeze segment: beat: %f, seconds = %f", new_seg.m_fStartBeat, new_seg.m_fStopSeconds );
out.AddStopSegment( new_seg );
}
else
LOG->UserLog( "Song file", "(UNKNOWN)", "has an invalid stop at beat %f, length %f.", fFreezeBeat, fFreezeSeconds );
BPMSegment oldBPM = out.GetBPMSegmentAtRow(BeatToNoteRow(negBeat));
float fSecondsPerBeat = 60 / oldBPM.GetBPM();
float fSkipBeats = negPause / fSecondsPerBeat;
if( negBeat + fSkipBeats > fFreezeBeat )
fSkipBeats = fFreezeBeat - negBeat;
WarpSegment ws( BeatToNoteRow(negBeat), negBeat + fSkipBeats);
out.AddWarpSegment( ws );
negBeat = -1;
negPause = 0;
}
else
if( fFreezeSeconds < 0.0f )
{
// LOG->Trace( "Adding a freeze segment: beat: %f, seconds = %f", new_seg.m_fStartBeat, new_seg.m_fStopSeconds );
out.AddStopSegment( new_seg );
negBeat = fFreezeBeat;
negPause = -fFreezeSeconds;
}
else if( fFreezeSeconds > 0.0f )
{
StopSegment ss( BeatToNoteRow(fFreezeBeat), fFreezeSeconds );
out.AddStopSegment( ss );
}
}
// Process the prior stop if there was one.
if( negPause > 0 )
{
BPMSegment oldBPM = out.GetBPMSegmentAtRow(BeatToNoteRow(negBeat));
float fSecondsPerBeat = 60 / oldBPM.GetBPM();
float fSkipBeats = negPause / fSecondsPerBeat;
WarpSegment ws( BeatToNoteRow(negBeat), negBeat + fSkipBeats);
out.AddWarpSegment( ws );
}
}
@@ -340,17 +352,7 @@ void SMLoader::LoadTimingFromSMFile( const MsdFile &msd, TimingData &out )
}
}
}
// do the same for Warps from Negative Stops.
/*
if(arrayWarpsFromNegativeStops.size() > 0)
{
for( unsigned j=0; j<arrayWarpsFromNegativeStops.size(); j++ )
{
out.AddWarpSegment( arrayWarpsFromNegativeStops[j] );
}
}
*/
// Ensure all of the warps are handled right.
sort(out.m_WarpSegments.begin(), out.m_WarpSegments.end());
}
}