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This commit is contained in:
Chris Danford
2002-06-27 17:49:10 +00:00
parent eaa6be3a71
commit cf9b808ea3
37 changed files with 551 additions and 285 deletions
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stepmania/src/Song.cpp
+183 -35
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@@ -308,7 +308,7 @@ bool Song::LoadFromBMSDir( CString sDir )
GetDirListing( sDir + CString("*.bms"), arrayBMSFileNames );
if( arrayBMSFileNames.GetSize() == 0 )
throw RageException( ssprintf("Couldn't find any BMS files in '%s'", sDir) );
throw RageException( "Couldn't find any BMS files in '%s'", sDir );
// Load the Song info from the first BMS file. Silly BMS duplicates the song info in every
@@ -328,7 +328,7 @@ bool Song::LoadFromBMSDir( CString sDir )
CStdioFile file;
if( !file.Open( m_sSongFilePath, CFile::modeRead|CFile::shareDenyNone ) )
{
throw RageException( ssprintf("Failed to open %s.", m_sSongFilePath) );
throw RageException( "Failed to open %s.", m_sSongFilePath );
return false;
}
@@ -365,38 +365,36 @@ bool Song::LoadFromBMSDir( CString sDir )
// handle the data
if( -1 != value_name.Find("#title") )
if( value_name == "#title" )
{
// strip Notes type out of description leaving only song title (looks like 'B4U <BASIC>')
value_data.Replace( "(ANOTHER)", "" );
value_data.Replace( "(BASIC)", "" );
value_data.Replace( "(MANIAC)", "" );
value_data.Replace( "<ANOTHER>", "" );
value_data.Replace( "<BASIC>", "" );
value_data.Replace( "<MANIAC>", "" );
GetMainAndSubTitlesFromFullTitle( value_data, m_sMainTitle, m_sSubTitle );
// strip Notes type out of description leaving only song title - looks like 'B4U <BASIC>'
int iIndex = value_data.ReverseFind('<');
if( iIndex == -1 )
iIndex = value_data.ReverseFind('(');
if( iIndex != -1 )
{
value_data.Delete( iIndex, 10000 );
GetMainAndSubTitlesFromFullTitle( value_data, m_sMainTitle, m_sSubTitle );
}
else
m_sMainTitle = value_data;
}
else if( -1 != value_name.Find("#artist") )
else if( value_name == "#artist" )
{
m_sArtist = value_data;
}
else if( -1 != value_name.Find("#bpm") )
else if( value_name == "#bpm" )
{
BPMSegment new_seg;
new_seg.m_fStartBeat = 0;
new_seg.m_fBPM = (float)atof( value_data );
// add, then sort
m_BPMSegments.Add( new_seg );
SortBPMSegmentsArray( m_BPMSegments );
LOG->WriteLine( "Inserting new BPM change at beat %f, BPM %f", new_seg.m_fStartBeat, new_seg.m_fBPM );
BPMSegment newSeg( 0, (float)atof(value_data) );
AddBPMSegment( newSeg );
LOG->WriteLine( "Inserting new BPM change at beat %f, BPM %f", newSeg.m_fStartBeat, newSeg.m_fBPM );
}
else if( -1 != value_name.Find("#backbmp") )
else if( value_name == "#backbmp" )
{
m_sBackgroundPath = m_sSongDir + value_data;
}
else if( -1 != value_name.Find("#wav") )
else if( value_name == "#wav" )
{
m_sMusicPath = m_sSongDir + value_data;
}
@@ -405,7 +403,7 @@ bool Song::LoadFromBMSDir( CString sDir )
&& IsAnInt( value_name.Mid(4,2) ) ) // this is step or offset data. Looks like "#00705"
{
int iMeasureNo = atoi( value_name.Mid(1,3) );
int iTrackNum = atoi( value_name.Mid(4,2) );
int iBMSTrackNo = atoi( value_name.Mid(4,2) );
CString sNoteData = value_data;
CArray<int, int> arrayNotes;
@@ -419,8 +417,8 @@ bool Song::LoadFromBMSDir( CString sDir )
}
const int iNumNotesInThisMeasure = arrayNotes.GetSize();
//LOG->WriteLine( "%s:%s: iMeasureNo = %d, iTrackNum = %d, iNumNotesInThisMeasure = %d",
// valuename, sNoteData, iMeasureNo, iTrackNum, iNumNotesInThisMeasure );
//LOG->WriteLine( "%s:%s: iMeasureNo = %d, iBMSTrackNo = %d, iNumNotesInThisMeasure = %d",
// valuename, sNoteData, iMeasureNo, iBMSTrackNo, iNumNotesInThisMeasure );
for( int j=0; j<iNumNotesInThisMeasure; j++ )
{
if( arrayNotes[j] != 0 )
@@ -431,9 +429,9 @@ bool Song::LoadFromBMSDir( CString sDir )
int iStepIndex = (int) ( (iMeasureNo + fPercentThroughMeasure)
* BEATS_PER_MEASURE * ELEMENTS_PER_BEAT );
switch( iTrackNum )
switch( iBMSTrackNo )
{
case 01: // background music track
case 1: // background music track
float fBeatOffset;
fBeatOffset = NoteRowToBeat( (float)iStepIndex );
float fBPS;
@@ -441,13 +439,163 @@ bool Song::LoadFromBMSDir( CString sDir )
m_fOffsetInSeconds = fBeatOffset / fBPS;
//LOG->WriteLine( "Found offset to be index %d, beat %f", iStepIndex, NoteRowToBeat(iStepIndex) );
break;
case 03: // bpm
BPMSegment new_seg;
new_seg.m_fStartBeat = NoteRowToBeat( (float)iStepIndex );
new_seg.m_fBPM = (float)arrayNotes[j];
case 3: // bpm change
{
BPMSegment newSeg( NoteRowToBeat(iStepIndex), (float)arrayNotes[j] );
AddBPMSegment( newSeg );
LOG->WriteLine( "Inserting new BPM change at beat %f, BPM %f", newSeg.m_fStartBeat, newSeg.m_fBPM );
}
break;
m_BPMSegments.Add( new_seg ); // add to back for now (we'll sort later)
SortBPMSegmentsArray( m_BPMSegments );
// Let me just take a moment to express how frustrated I am with the new,
// poorly-designed changes to the BMS format.
//
//
// AAAAAAAAAAAAAAAAAAAAAAAAAAAAAaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaahhhhhhhhhhhhhhhhhhhhhhhh!!!!!!!!!!!!!!!
//
// Thank you.
case 8: // indirect bpm
{
// This is a very inefficient way to parse, but it doesn't matter much
// because this is only parsed on the first run after the song is installed.
CString sTagToLookFor = ssprintf( "#BPM%02x", arrayNotes[j] );
float fBPM = -1;
// open the song file again and and look for this tag's value
CStdioFile file;
if( !file.Open( m_sSongFilePath, CFile::modeRead|CFile::shareDenyNone ) )
{
throw RageException( "Failed to open %s.", m_sSongFilePath );
return false;
}
CString line;
while( file.ReadString(line) ) // foreach line
{
CString value_name; // fill these in
CString value_data;
// BMS value names can be separated by a space or a colon.
int iIndexOfFirstColon = line.Find( ":" );
int iIndexOfFirstSpace = line.Find( " " );
if( iIndexOfFirstColon == -1 )
iIndexOfFirstColon = 10000;
if( iIndexOfFirstSpace == -1 )
iIndexOfFirstSpace = 10000;
int iIndexOfSeparator = min( iIndexOfFirstSpace, iIndexOfFirstColon );
if( iIndexOfSeparator != 10000 )
{
value_name = line.Mid( 0, iIndexOfSeparator );
value_data = line; // the rest
value_data.Delete(0,iIndexOfSeparator+1);
}
else // no separator
{
value_name = line;
}
if( stricmp(value_name, sTagToLookFor) == 0 )
{
fBPM = (float)atof( value_data );
break;
}
}
if( fBPM == -1 ) // we didn't find the line we were looking for
{
LOG->WriteLine( "WARNING: Couldn't find tag '%s' in '%s'.", sTagToLookFor, m_sSongFilePath );
}
else
{
BPMSegment newSeg( NoteRowToBeat(iStepIndex), fBPM );
AddBPMSegment( newSeg );
LOG->WriteLine( "Inserting new BPM change at beat %f, BPM %f", newSeg.m_fStartBeat, newSeg.m_fBPM );
}
}
break;
case 9: // freeze
{
// This is a very inefficient way to parse, but it doesn't
// matter much because this is only parsed on the first run after the song is installed.
CString sTagToLookFor = ssprintf( "#STOP%02x", arrayNotes[j] );
float fFreezeStartBeat = NoteRowToBeat(iStepIndex);
float fFreezeSecs = -1;
// open the song file again and and look for this tag's value
CStdioFile file;
if( !file.Open( m_sSongFilePath, CFile::modeRead|CFile::shareDenyNone ) )
{
throw RageException( "Failed to open %s.", m_sSongFilePath );
return false;
}
CString line;
while( file.ReadString(line) ) // foreach line
{
CString value_name; // fill these in
CString value_data;
// BMS value names can be separated by a space or a colon.
int iIndexOfFirstColon = line.Find( ":" );
int iIndexOfFirstSpace = line.Find( " " );
if( iIndexOfFirstColon == -1 )
iIndexOfFirstColon = 10000;
if( iIndexOfFirstSpace == -1 )
iIndexOfFirstSpace = 10000;
int iIndexOfSeparator = min( iIndexOfFirstSpace, iIndexOfFirstColon );
if( iIndexOfSeparator != 10000 )
{
value_name = line.Mid( 0, iIndexOfSeparator );
value_data = line; // the rest
value_data.Delete(0,iIndexOfSeparator+1);
}
else // no separator
{
value_name = line;
}
if( stricmp(value_name, sTagToLookFor) == 0 )
{
// find the BPM at the time of this freeze
float fBPM = -1;
for( int i=0; i<m_BPMSegments.GetSize()-1; i++ )
{
if( m_BPMSegments[i].m_fStartBeat <= fFreezeStartBeat &&
m_BPMSegments[i+1].m_fStartBeat > fFreezeStartBeat )
{
fBPM = m_BPMSegments[i].m_fBPM;
break;
}
}
// the BPM segment of this beat is the last BPM segment
if( fBPM == -1 )
fBPM = m_BPMSegments[m_BPMSegments.GetSize()-1].m_fBPM;
fFreezeSecs = (float)atof(value_data)/(fBPM*0.81f); // I have no idea what units these are in, so I experimented until finding this factor.
break;
}
}
if( fFreezeSecs == -1 ) // we didn't find the line we were looking for
{
LOG->WriteLine( "WARNING: Couldn't find tag '%s' in '%s'.", sTagToLookFor, m_sSongFilePath );
}
else
{
FreezeSegment newSeg( fFreezeStartBeat, fFreezeSecs );
AddFreezeSegment( newSeg );
LOG->WriteLine( "Inserting new Freeze at beat %f, secs %f", newSeg.m_fStartBeat, newSeg.m_fFreezeSeconds );
}
}
break;
}
}