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remove Compress() and Decompress()

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This commit is contained in:
Glenn Maynard
2002-12-19 04:43:30 +00:00
parent d4dd4ddc4a
commit 1fea73d721
2 changed files with 2 additions and 50 deletions
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stepmania/src/NoteData.cpp
+2 -47
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@@ -536,7 +536,7 @@ void NoteData::SetTapNote(int track, int row, TapNote t)
/* Decompress if needed. */
if((row % TapRowDivisor) != 0)
Decompress();
SetDivisor(1);
PadTapNotes(row);
row /= TapRowDivisor;
@@ -575,50 +575,6 @@ void NoteData::SetDivisor(int div)
TapRowDivisor = div;
}
void NoteData::Compress()
{
/* We could optimize a little by being able to compress compressed data,
* but let's not bother for now. */
Decompress();
/* Find the largest divisor; the largest D such that all notes M such that
* (M%D) != 0 are empty. */
const int max_divisor = 64;
bool *ok = new bool[max_divisor];
memset(ok, 1, sizeof(ok));
int t, row, rows = GetLastRow();
for(t=0; t < m_iNumTracks; t++)
{
for(row = 0; row < rows; ++row)
{
/* If there's nothing here, then it doesn't make any divisors invalid. */
if(GetTapNote(t, row) == TAP_EMPTY)
continue;
for(int div = 2; div < max_divisor; ++div)
{
if((row % div) != 0) ok[div] = false;
}
}
}
ASSERT(ok[1]);
int best_div = max_divisor-1;
while(!ok[best_div])
best_div--;
delete [] ok;
SetDivisor(best_div);
}
void NoteData::Decompress()
{
SetDivisor(1);
}
NoteType NoteDataUtil::GetSmallestNoteTypeForMeasure( const NoteData &n, int iMeasureIndex )
{
const int iMeasureStartIndex = iMeasureIndex * ROWS_PER_MEASURE;
@@ -721,8 +677,6 @@ void NoteDataUtil::LoadFromSMNoteDataString( NoteData &out, CString sSMNoteData
}
}
out.Convert2sAnd3sToHoldNotes();
out.Compress();
}
CString NoteDataUtil::GetSMNoteDataString(NoteData &in)
@@ -747,6 +701,7 @@ CString NoteDataUtil::GetSMNoteDataString(NoteData &in)
const int iMeasureStartRow = m * ROWS_PER_MEASURE;
const int iMeasureLastRow = (m+1) * ROWS_PER_MEASURE - 1;
for( int r=iMeasureStartRow; r<=iMeasureLastRow; r+=iRowSpacing )
{
for( int t=0; t<in.m_iNumTracks; t++ ) {