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added NoteDataUtil::ScaleRegion, made NoteDataUtil::Scale call that instead

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This commit is contained in:
Matt Denham
2004-02-25 08:25:39 +00:00
parent 588473f6ca
commit 45591679e6
2 changed files with 40 additions and 1 deletions
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stepmania/src/NoteDataUtil.cpp
+37
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@@ -1399,6 +1399,7 @@ void NoteDataUtil::AddTapAttacks( NoteData &nd, Song* pSong )
}
}
#if 0 // undo this if ScaleRegion breaks more things than it fixes
void NoteDataUtil::Scale( NoteData &nd, float fScale )
{
ASSERT( fScale > 0 );
@@ -1422,6 +1423,42 @@ void NoteDataUtil::Scale( NoteData &nd, float fScale )
}
}
}
#endif
// added to fix things in the editor
void NoteDataUtil::ScaleRegion( NoteData &nd, float fScale, float fStartBeat, float fEndBeat) {
ASSERT( fScale > 0 );
NoteData temp1, temp2;
temp1.Config( nd );
temp2.Config( nd );
int iFirstRowAtEndOfRegion = (nd.GetLastRow() > (fEndBeat * ROWS_PER_BEAT)) ?
nd.GetLastRow() :
fEndBeat * ROWS_PER_BEAT;
temp1.CopyRange( &nd, 0, fStartBeat * ROWS_PER_BEAT );
temp1.CopyRange( &nd, (fEndBeat - fStartBeat) * fScale * ROWS_PER_BEAT, nd.GetLastRow(), iFirstRowAtEndOfRegion);
temp2.CopyRange( &nd, fStartBeat * ROWS_PER_BEAT, fEndBeat * ROWS_PER_BEAT );
nd.ClearAll();
for( int r=0; r<=temp2.GetLastRow(); r++ )
{
for( int t=0; t<temp2.GetNumTracks(); t++ )
{
TapNote tn = temp2.GetTapNote( t, r );
if( tn != TAP_EMPTY )
{
temp2.SetTapNote( t, r, TAP_EMPTY );
int new_row = int(r*fScale + fStartBeat*ROWS_PER_BEAT);
temp1.SetTapNote( t, new_row, tn );
}
}
}
nd.CopyAll( &temp1 );
}
void NoteDataUtil::ShiftRows( NoteData &nd, float fStartBeat, float fBeatsToShift )
{