int NoteData::GetNumHands( float fStartBeat, float fEndBeat ) const
{
/* Count the number of times you have to use your hands. This includes
* three taps at the same time, a tap while two hold notes are being held,
* etc. Only count rows that have at least one tap note (hold heads count).
* Otherwise, every row of hold notes counts, so three simultaneous hold
* notes will count as hundreds of "hands". */
if( fEndBeat == -1 )
fEndBeat = GetNumBeats();
int iStartIndex = BeatToNoteRow( fStartBeat );
int iEndIndex = BeatToNoteRow( fEndBeat );
/* Clamp to known-good ranges. */
iStartIndex = max( iStartIndex, 0 );
iEndIndex = min( iEndIndex, GetNumRows()-1 );
int iNum = 0;
for( int i=iStartIndex; i<=iEndIndex; i++ )
{
if( !RowNeedsHands(i) )
continue;
iNum++;
}
return iNum;
}
/* See NoteData::GetNumHands(). */
int NoteDataWithScoring::GetSuccessfulHands( float fStartBeat, float fEndBeat ) const
{
if( fEndBeat == -1 )
fEndBeat = GetNumBeats();
int iStartIndex = BeatToNoteRow( fStartBeat );
int iEndIndex = BeatToNoteRow( fEndBeat );
/* Clamp to known-good ranges. */
iStartIndex = max( iStartIndex, 0 );
iEndIndex = min( iEndIndex, GetNumRows()-1 );
int iNum = 0;
for( int i=iStartIndex; i<=iEndIndex; i++ )
{
if( !RowNeedsHands(i) )
continue;
bool Missed = false;
for( int t=0; t<GetNumTracks(); t++ )
{
TapNote tn = GetTapNoteX(t, i);
if( tn.type == TapNote::empty )
continue;
if( tn.type == TapNote::mine ) // mines don't count
continue;
if( GetTapNoteScore(t, i) <= TNS_BOO )
Missed = true;
}
if( Missed )
continue;
/* Check hold scores. */
for( int j=0; j<GetNumHoldNotes(); j++ )
{
const HoldNote &hn = GetHoldNote(j);
HoldNoteResult hnr = GetHoldNoteResult( hn );
/* Check if the row we're checking is in range. */
if( !hn.RowIsInRange(i) )
continue;
/* If a hold is released *after* a hands containing it, the hands is
* still good. So, ignore the judgement and only examine iLastHeldRow
* to be sure that the hold was still held at the point of this row.
* (Note that if the hold head tap was missed, then iLastHeldRow == i
* and this won't fail--but the tap check above will have already failed.) */
if( hnr.iLastHeldRow < i )
Missed = true;
}
if( !Missed )
iNum++;
}
return iNum;
}
