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Handle hold notes in bms files (untested).

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This commit is contained in:
Steve Checkoway
2006-08-15 11:11:21 +00:00
parent 98c23ac3da
commit 4a3b05741e
1 changed files with 67 additions and 27 deletions
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stepmania/src/NotesLoaderBMS.cpp
+67 -27
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@@ -285,6 +285,15 @@ bool BMSLoader::LoadFromBMSFile( const RString &sPath, const NameToData_t &mapNa
MeasureToTimeSig_t mapMeasureToTimeSig;
ReadTimeSigs( mapNameToData, mapMeasureToTimeSig );
int iHoldStarts[NUM_BMS_TRACKS];
int iHoldPrevs[NUM_BMS_TRACKS];
for( int i = 0; i < NUM_BMS_TRACKS; ++i )
{
iHoldStarts[i] = -1;
iHoldPrevs[i] = -1;
}
NameToData_t::const_iterator it;
for( it = mapNameToData.lower_bound("#00000"); it != mapNameToData.end(); ++it )
{
@@ -305,11 +314,10 @@ bool BMSLoader::LoadFromBMSFile( const RString &sPath, const NameToData_t &mapNa
RString sNoteId = sNoteData.substr( i, 2 );
if( sNoteId != "00" )
{
TapNote tn = TAP_ORIGINAL_TAP;
vTapNotes.push_back( TAP_ORIGINAL_TAP );
map<RString,int>::const_iterator it = m_mapWavIdToKeysoundIndex.find( sNoteId );
if( it != m_mapWavIdToKeysoundIndex.end() )
tn.iKeysoundIndex = it->second;
vTapNotes.push_back( tn );
vTapNotes.back().iKeysoundIndex = it->second;
}
else
{
@@ -320,30 +328,29 @@ bool BMSLoader::LoadFromBMSFile( const RString &sPath, const NameToData_t &mapNa
const unsigned uNumNotesInThisMeasure = vTapNotes.size();
for( unsigned j=0; j<uNumNotesInThisMeasure; j++ )
{
if( vTapNotes[j].type != TapNote::empty )
float fPercentThroughMeasure = (float)j/(float)uNumNotesInThisMeasure;
int row = iRowNo + lrintf( fPercentThroughMeasure * fBeatsPerMeasure * ROWS_PER_BEAT );
// some BMS files seem to have funky alignment, causing us to write gigantic cache files.
// Try to correct for this by quantizing.
row = Quantize( row, ROWS_PER_MEASURE/64 );
BmsTrack bmsTrack;
bool bIsHold;
if( ConvertRawTrackToTapNote(iRawTrackNum, bmsTrack, bIsHold) )
{
float fPercentThroughMeasure = (float)j/(float)uNumNotesInThisMeasure;
int row = iRowNo + lrintf( fPercentThroughMeasure * fBeatsPerMeasure * ROWS_PER_BEAT );
// some BMS files seem to have funky alignment, causing us to write gigantic cache files.
// Try to correct for this by quantizing.
row = Quantize( row, ROWS_PER_MEASURE/64 );
BmsTrack bmsTrack;
bool bIsHold;
if( ConvertRawTrackToTapNote(iRawTrackNum, bmsTrack, bIsHold) )
TapNote tn = vTapNotes[j];
if( tn.type != TapNote::empty )
{
TapNote tn = vTapNotes[j];
if( bmsTrack == BMS_AUTO_KEYSOUND_1 )
{
tn.type = TapNote::autoKeysound;
// shift the auto keysound as far right as possible
int iLastEmptyTrack = -1;
if( ndNotes.GetTapLastEmptyTrack(row, iLastEmptyTrack) &&
iLastEmptyTrack >= BMS_AUTO_KEYSOUND_1 )
iLastEmptyTrack >= BMS_AUTO_KEYSOUND_1 )
{
tn.type = TapNote::autoKeysound;
bmsTrack = (BmsTrack)iLastEmptyTrack;
}
else
@@ -354,20 +361,53 @@ bool BMSLoader::LoadFromBMSFile( const RString &sPath, const NameToData_t &mapNa
}
else if( bIsHold )
{
tn.type = TapNote::hold_head;
if( iHoldStarts[bmsTrack] == -1 )
{
// Start of a hold.
iHoldStarts[bmsTrack] = row;
iHoldPrevs[bmsTrack] = row;
}
else
{
// We're continuing a hold.
iHoldPrevs[bmsTrack] = row;
}
continue;
}
else
{
tn.type = TapNote::tap;
}
ndNotes.SetTapNote( bmsTrack, row, tn );
}
if( iHoldStarts[bmsTrack] != -1 )
{
// This is ending a hold.
const int iBegin = iHoldStarts[bmsTrack];
const int iEnd = iHoldPrevs[bmsTrack];
if( iBegin < iEnd )
ndNotes.AddHoldNote( bmsTrack, iBegin, iEnd, TAP_ORIGINAL_HOLD_HEAD );
else
ndNotes.SetTapNote( bmsTrack, iBegin, TAP_ORIGINAL_TAP );
iHoldStarts[bmsTrack] = -1;
iHoldPrevs[bmsTrack] = -1;
}
// Don't bother inserting empty taps.
if( tn.type != TapNote::empty )
ndNotes.SetTapNote( bmsTrack, row, tn );
}
}
}
// we're done reading in all of the BMS values
// We're done reading in all of the BMS values. Time to check for any unfinished holds.
for( int iTrack = 0; iTrack < NUM_BMS_TRACKS; ++iTrack )
{
const int iBegin = iHoldStarts[iTrack];
const int iEnd = iHoldPrevs[iTrack];
if( iBegin == -1 )
continue;
if( iBegin < iEnd )
ndNotes.AddHoldNote( iTrack, iBegin, iEnd, TAP_ORIGINAL_HOLD_HEAD );
else
ndNotes.SetTapNote( iTrack, iBegin, TAP_ORIGINAL_TAP );
}
out.m_StepsType = DetermineStepsType( iPlayer, ndNotes );
if( out.m_StepsType == STEPS_TYPE_INVALID )