Glenn Maynard
1039 lines
27 KiB
C++
1039 lines
27 KiB
C++
#include "stdafx.h"
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/*
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-----------------------------------------------------------------------------
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Class: NoteData
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Desc: See header.
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Copyright (c) 2001-2002 by the person(s) listed below. All rights reserved.
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Chris Danford
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-----------------------------------------------------------------------------
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*/
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#include "NoteData.h"
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#include "RageUtil.h"
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#include "GameConstantsAndTypes.h"
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#include "PrefsManager.h"
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#include "ArrowEffects.h"
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#include "PrefsManager.h"
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#include "GameConstantsAndTypes.h"
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#include "RageException.h"
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#include "GameState.h"
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#include "math.h"
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NoteData::NoteData()
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{
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Init();
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}
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void NoteData::Init()
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{
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m_iNumTracks = 0;
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}
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NoteData::~NoteData()
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{
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}
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void NoteData::LoadFromSMNoteDataString( CString sSMNoteData )
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{
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int iNumTracks = m_iNumTracks;
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Init();
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m_iNumTracks = iNumTracks;
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// strip comments out of sSMNoteData
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while( sSMNoteData.Find("//") != -1 )
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{
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int iIndexCommentStart = sSMNoteData.Find("//");
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int iIndexCommentEnd = sSMNoteData.Find("\n", iIndexCommentStart);
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if( iIndexCommentEnd == -1 ) // comment doesn't have an end?
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sSMNoteData.Delete( iIndexCommentStart, 2 );
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else
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sSMNoteData.Delete( iIndexCommentStart, iIndexCommentEnd-iIndexCommentStart );
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}
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CStringArray asMeasures;
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split( sSMNoteData, ",", asMeasures, true ); // ignore empty is important
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for( unsigned m=0; m<asMeasures.size(); m++ ) // foreach measure
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{
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CString &sMeasureString = asMeasures[m];
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TrimLeft(sMeasureString);
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TrimRight(sMeasureString);
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CStringArray asMeasureLines;
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split( sMeasureString, "\n", asMeasureLines, true ); // ignore empty is important
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//ASSERT( asMeasureLines.size() == 4 ||
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// asMeasureLines.size() == 8 ||
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// asMeasureLines.size() == 12 ||
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// asMeasureLines.size() == 16 );
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for( unsigned l=0; l<asMeasureLines.size(); l++ )
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{
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CString &sMeasureLine = asMeasureLines[l];
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TrimLeft(sMeasureLine);
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TrimRight(sMeasureLine);
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const float fPercentIntoMeasure = l/(float)asMeasureLines.size();
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const float fBeat = (m + fPercentIntoMeasure) * BEATS_PER_MEASURE;
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const int iIndex = BeatToNoteRow( fBeat );
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// if( m_iNumTracks != sMeasureLine.GetLength() )
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// throw RageException( "Actual number of note columns (%d) is different from the NotesType (%d).", m_iNumTracks, sMeasureLine.GetLength() );
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for( int c=0; c<min(sMeasureLine.GetLength(),m_iNumTracks); c++ )
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{
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TapNote t;
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switch(sMeasureLine[c])
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{
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case '0': t = TAP_EMPTY; break;
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case '1': t = TAP_TAP; break;
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case '2': t = TAP_HOLD_HEAD; break;
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case '3': t = TAP_HOLD_TAIL; break;
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default: ASSERT(0); t = TAP_EMPTY; break;
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}
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SetTapNote(c, iIndex, t);
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}
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}
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}
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this->Convert2sAnd3sToHoldNotes();
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}
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CString NoteData::GetSMNoteDataString()
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{
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this->ConvertHoldNotesTo2sAnd3s();
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float fLastBeat = GetLastBeat();
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int iLastMeasure = int( fLastBeat/BEATS_PER_MEASURE );
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CStringArray asMeasureStrings;
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for( int m=0; m<=iLastMeasure; m++ ) // foreach measure
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{
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NoteType nt = GetSmallestNoteTypeForMeasure( m );
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int iRowSpacing;
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if( nt == NOTE_TYPE_INVALID )
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iRowSpacing = 1;
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else
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iRowSpacing = int(roundf( NoteTypeToBeat(nt) * ROWS_PER_BEAT ));
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CStringArray asMeasureLines;
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asMeasureLines.push_back( ssprintf(" // measure %d", m+1) );
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const int iMeasureStartRow = m * ROWS_PER_MEASURE;
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const int iMeasureLastRow = (m+1) * ROWS_PER_MEASURE - 1;
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for( int r=iMeasureStartRow; r<=iMeasureLastRow; r+=iRowSpacing )
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{
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CString szLineString;
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for( int t=0; t<m_iNumTracks; t++ ) {
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char c;
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switch(GetTapNote(t, r)) {
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case TAP_EMPTY: c = '0'; break;
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case TAP_TAP: c = '1'; break;
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case TAP_HOLD_HEAD: c = '2'; break;
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case TAP_HOLD_TAIL: c = '3'; break;
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default: ASSERT(0); c = '0'; break;
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}
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szLineString.append(1, c);
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}
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asMeasureLines.push_back( szLineString );
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}
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CString sMeasureString = join( "\n", asMeasureLines );
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asMeasureStrings.push_back( sMeasureString );
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}
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this->Convert2sAnd3sToHoldNotes();
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return join( "\n,", asMeasureStrings );
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}
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/* Clear [iNoteIndexBegin,iNoteIndexEnd]; that is, including iNoteIndexEnd. */
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void NoteData::ClearRange( int iNoteIndexBegin, int iNoteIndexEnd )
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{
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this->ConvertHoldNotesTo4s();
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/* XXX: if iNoteIndexEnd >= m_TapNotes[0].size(), just erase() */
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for( int c=0; c<m_iNumTracks; c++ )
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{
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for( int i=iNoteIndexBegin; i <= iNoteIndexEnd && i < MAX_TAP_NOTE_ROWS; i++ )
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SetTapNote(c, i, TAP_EMPTY);
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}
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this->Convert4sToHoldNotes();
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}
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/* Copy a range from pFrom to this. (Note that this does *not* overlay;
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* all data in the range is overwritten.) */
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void NoteData::CopyRange( NoteData* pFrom, int iFromIndexBegin, int iFromIndexEnd, int iToIndexBegin )
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{
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ASSERT( pFrom->m_iNumTracks == m_iNumTracks );
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if( iToIndexBegin == -1 )
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iToIndexBegin = 0;
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pFrom->ConvertHoldNotesTo4s();
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this->ConvertHoldNotesTo4s();
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// copy recorded TapNotes
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int f = iFromIndexBegin, t = iToIndexBegin;
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while( f<=iFromIndexEnd && f < MAX_TAP_NOTE_ROWS && t < MAX_TAP_NOTE_ROWS )
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{
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for( int c=0; c<m_iNumTracks; c++ )
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SetTapNote(c, t, pFrom->GetTapNote(c, f));
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f++;
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t++;
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}
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pFrom->Convert4sToHoldNotes();
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this->Convert4sToHoldNotes();
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}
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void NoteData::AddHoldNote( HoldNote add )
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{
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ASSERT( add.m_fStartBeat>=0 && add.m_fEndBeat>=0 );
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int i;
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// look for other hold notes that overlap and merge them
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// XXX: this is done implicitly with 4s, but 4s uses this function.
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// Rework this later.
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for( i=0; i<GetNumHoldNotes(); i++ ) // for each HoldNote
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{
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HoldNote &other = GetHoldNote(i);
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if( add.m_iTrack == other.m_iTrack && // the tracks correspond
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// they overlap
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(
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( other.m_fStartBeat <= add.m_fStartBeat && other.m_fEndBeat >= add.m_fEndBeat ) || // other consumes add
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( other.m_fStartBeat >= add.m_fStartBeat && other.m_fEndBeat <= add.m_fEndBeat ) || // other inside add
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( add.m_fStartBeat <= other.m_fStartBeat && other.m_fStartBeat <= add.m_fEndBeat ) || // other overlaps add
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( add.m_fStartBeat <= other.m_fEndBeat && other.m_fEndBeat <= add.m_fEndBeat ) // other overlaps add
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)
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)
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{
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add.m_fStartBeat = min(add.m_fStartBeat, other.m_fStartBeat);
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add.m_fEndBeat = max(add.m_fEndBeat, other.m_fEndBeat);
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// delete this HoldNote
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m_HoldNotes.erase(m_HoldNotes.begin()+i, m_HoldNotes.begin()+i+1);
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}
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}
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int iAddStartIndex = BeatToNoteRow(add.m_fStartBeat);
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int iAddEndIndex = BeatToNoteRow(add.m_fEndBeat);
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// delete TapNotes under this HoldNote
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for( i=iAddStartIndex+1; i<=iAddEndIndex; i++ )
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SetTapNote(add.m_iTrack, i, TAP_EMPTY);
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// add a tap note at the start of this hold
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SetTapNote(add.m_iTrack, iAddStartIndex, TAP_HOLD_HEAD); // Hold begin marker. Don't draw this, but do grade it.
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m_HoldNotes.push_back(add);
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}
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void NoteData::RemoveHoldNote( int iHoldIndex )
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{
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ASSERT( iHoldIndex >= 0 && iHoldIndex < GetNumHoldNotes() );
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HoldNote& hn = GetHoldNote(iHoldIndex);
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int iHoldStartIndex = BeatToNoteRow(hn.m_fStartBeat);
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// delete a tap note at the start of this hold
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SetTapNote(hn.m_iTrack, iHoldStartIndex, TAP_EMPTY);
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// remove from list
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m_HoldNotes.erase(m_HoldNotes.begin()+iHoldIndex, m_HoldNotes.begin()+iHoldIndex+1);
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}
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bool NoteData::IsThereANoteAtRow( int iRow ) const
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{
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for( int t=0; t<m_iNumTracks; t++ )
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if( GetTapNote(t, iRow) != TAP_EMPTY )
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return true;
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// There is a tap note at the beginning of every HoldNote start
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//
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// for( int i=0; i<GetNumHoldNotes(); i++ ) // for each HoldNote
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// if( GetHoldNote(i).m_iStartIndex == NoteRowToBeatRow(iRow) )
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// return true;
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return false;
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}
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int NoteData::GetFirstRow()
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{
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return BeatToNoteRow( GetFirstBeat() );
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}
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float NoteData::GetFirstBeat()
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{
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float fEarliestBeatFoundSoFar = MAX_BEATS;
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int i;
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int rows = GetLastRow();
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for( i=0; i<=rows; i++ )
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{
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if( !IsRowEmpty(i) )
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{
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fEarliestBeatFoundSoFar = NoteRowToBeat(i);
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break;
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}
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}
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for( i=0; i<GetNumHoldNotes(); i++ )
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if( GetHoldNote(i).m_fStartBeat < fEarliestBeatFoundSoFar )
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fEarliestBeatFoundSoFar = GetHoldNote(i).m_fStartBeat;
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if( fEarliestBeatFoundSoFar == MAX_BEATS ) // there are no notes
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return 0;
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else
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return fEarliestBeatFoundSoFar;
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}
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int NoteData::GetLastRow()
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{
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return BeatToNoteRow( GetLastBeat() );
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}
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float NoteData::GetLastBeat()
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{
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float fOldestBeatFoundSoFar = 0;
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int i;
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for( i = int(m_TapNotes[0].size()); i>=0; i-- ) // iterate back to front
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{
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if( !IsRowEmpty(i) )
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{
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fOldestBeatFoundSoFar = NoteRowToBeat(i);
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break;
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}
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}
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for( i=0; i<GetNumHoldNotes(); i++ )
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{
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if( GetHoldNote(i).m_fEndBeat > fOldestBeatFoundSoFar )
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fOldestBeatFoundSoFar = GetHoldNote(i).m_fEndBeat;
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}
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return fOldestBeatFoundSoFar;
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}
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int NoteData::GetNumTapNotes( const float fStartBeat, const float fEndBeat )
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{
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int iNumNotes = 0;
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int iStartIndex = BeatToNoteRow( fStartBeat );
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int iEndIndex = BeatToNoteRow( fEndBeat );
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for( int i=iStartIndex; i<min(iEndIndex, MAX_TAP_NOTE_ROWS); i++ )
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{
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for( int t=0; t<m_iNumTracks; t++ )
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if( GetTapNote(t, i) != TAP_EMPTY )
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iNumNotes++;
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}
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return iNumNotes;
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}
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int NoteData::GetNumDoubles( const float fStartBeat, const float fEndBeat )
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{
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int iNumDoubles = 0;
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int iStartIndex = BeatToNoteRow( fStartBeat );
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int iEndIndex = BeatToNoteRow( fEndBeat );
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for( int i=iStartIndex; i<min(iEndIndex, MAX_TAP_NOTE_ROWS); i++ )
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{
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int iNumNotesThisIndex = 0;
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for( int t=0; t<m_iNumTracks; t++ )
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{
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if( GetTapNote(t, i) != TAP_EMPTY )
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iNumNotesThisIndex++;
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}
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if( iNumNotesThisIndex >= 2 )
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iNumDoubles++;
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}
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return iNumDoubles;
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}
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int NoteData::GetNumHoldNotes( const float fStartBeat, const float fEndBeat )
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{
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int iNumHolds = 0;
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for( int i=0; i<GetNumHoldNotes(); i++ )
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{
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const HoldNote &hn = GetHoldNote(i);
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if( fStartBeat <= hn.m_fStartBeat && hn.m_fEndBeat <= fEndBeat )
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iNumHolds++;
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}
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return iNumHolds;
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}
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int NoteData::GetPossibleDancePoints()
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{
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//Each song has a certain number of "Dance Points" assigned to it. For regular arrows, this is 2 per arrow. For freeze arrows, it is 6 per arrow. When you add this all up, you get the maximum number of possible "Dance Points".
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//
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//Your "Dance Points" are calculated as follows:
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//
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//A "Perfect" is worth 2 points
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//A "Great" is worth 1 points
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//A "Good" is worth 0 points
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//A "Boo" will subtract 4 points
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//A "Miss" will subtract 8 points
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//An "OK" (Successful Freeze step) will add 6 points
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//A "NG" (Unsuccessful Freeze step) is worth 0 points
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return GetNumTapNotes()*TapNoteScoreToDancePoints(TNS_PERFECT) +
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GetNumHoldNotes()*HoldNoteScoreToDancePoints(HNS_OK);
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}
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void NoteData::CropToLeftSide()
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{
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int iFirstRightSideColumn = 4;
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int iLastRightSideColumn = 7;
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// clear out the right half
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int c;
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for( c=iFirstRightSideColumn; c<=iLastRightSideColumn; c++ )
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{
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for( int i=0; i<MAX_TAP_NOTE_ROWS; i++ ) // foreach TapNote
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SetTapNote(c, i, TAP_EMPTY);
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}
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for( int i=GetNumHoldNotes()-1; i>=0; i-- ) // foreach HoldNote
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{
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if( c >= iFirstRightSideColumn )
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{
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// delete this HoldNote
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m_HoldNotes.erase(m_HoldNotes.begin()+i, m_HoldNotes.begin()+i+1);
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}
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}
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}
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void NoteData::CropToRightSide()
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{
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int iFirstRightSideColumn = 4;
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int iLastRightSideColumn = 7;
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int c;
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// clear out the left half
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for( c=0; c<iFirstRightSideColumn; c++ )
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{
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for( int i=0; i<MAX_TAP_NOTE_ROWS; i++ ) // foreach TapNote
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SetTapNote(c, i, TAP_EMPTY);
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}
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// copy the right side into the left
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for( c=iFirstRightSideColumn; c<=iLastRightSideColumn; c++ )
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{
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for( int i=0; i<MAX_TAP_NOTE_ROWS; i++ ) // foreach TapNote
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{
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SetTapNote(c-4, i, GetTapNote(c, i));
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SetTapNote(c, i, TAP_EMPTY);
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}
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}
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for( int i=GetNumHoldNotes()-1; i>=0; i-- ) // foreach HoldNote
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{
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HoldNote &hn = GetHoldNote(i);
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if( hn.m_iTrack < iFirstRightSideColumn )
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{
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// delete this HoldNote by shifting everything down
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RemoveHoldNote( i );
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}
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else
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{
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hn.m_iTrack -= 4;
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}
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}
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}
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void NoteData::RemoveHoldNotes()
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{
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// turn all the HoldNotes into TapNotes
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for( int i=0; i<GetNumHoldNotes(); i++ )
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{
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const HoldNote &hn = GetHoldNote(i);
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int iIndex = BeatToNoteRow(hn.m_fStartBeat);
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int iCol = hn.m_iTrack;
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SetTapNote(iCol, iIndex, TAP_TAP);
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}
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// Remove all HoldNotes
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m_HoldNotes.clear();
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}
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void NoteData::Turn( PlayerOptions::TurnType tt )
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{
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int iTakeFromTrack[MAX_NOTE_TRACKS]; // New track "t" will take from old track iTakeFromTrack[t]
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int t;
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switch( tt )
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{
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case PlayerOptions::TURN_NONE:
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return; // nothing to do
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case PlayerOptions::TURN_MIRROR:
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for( t=0; t<m_iNumTracks; t++ )
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iTakeFromTrack[t] = m_iNumTracks-t-1;
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break;
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case PlayerOptions::TURN_LEFT:
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case PlayerOptions::TURN_RIGHT: // HACK: TurnRight does the same thing as TurnLeft. I'll fix this later...
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// Chris: Handling each NotesType case is a terrible way to do this, but oh well...
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switch( GAMESTATE->GetCurrentStyleDef()->m_NotesType )
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{
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case NOTES_TYPE_DANCE_SINGLE:
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case NOTES_TYPE_DANCE_DOUBLE:
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case NOTES_TYPE_DANCE_COUPLE:
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iTakeFromTrack[0] = 2;
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iTakeFromTrack[1] = 0;
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iTakeFromTrack[2] = 3;
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iTakeFromTrack[3] = 1;
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iTakeFromTrack[4] = 6;
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iTakeFromTrack[5] = 4;
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iTakeFromTrack[6] = 7;
|
|
iTakeFromTrack[7] = 5;
|
|
break;
|
|
case NOTES_TYPE_DANCE_SOLO:
|
|
iTakeFromTrack[0] = 5;
|
|
iTakeFromTrack[1] = 4;
|
|
iTakeFromTrack[2] = 0;
|
|
iTakeFromTrack[3] = 3;
|
|
iTakeFromTrack[4] = 1;
|
|
iTakeFromTrack[5] = 2;
|
|
break;
|
|
case NOTES_TYPE_PUMP_SINGLE:
|
|
case NOTES_TYPE_PUMP_DOUBLE:
|
|
case NOTES_TYPE_PUMP_COUPLE:
|
|
iTakeFromTrack[0] = 1;
|
|
iTakeFromTrack[1] = 3;
|
|
iTakeFromTrack[2] = 2;
|
|
iTakeFromTrack[3] = 4;
|
|
iTakeFromTrack[4] = 0;
|
|
iTakeFromTrack[5] = 6;
|
|
iTakeFromTrack[6] = 8;
|
|
iTakeFromTrack[7] = 7;
|
|
iTakeFromTrack[8] = 9;
|
|
iTakeFromTrack[9] = 5;
|
|
break;
|
|
case NOTES_TYPE_EZ2_SINGLE:
|
|
case NOTES_TYPE_EZ2_DOUBLE:
|
|
case NOTES_TYPE_EZ2_REAL:
|
|
// identity transform. What should we do here?
|
|
iTakeFromTrack[0] = 0;
|
|
iTakeFromTrack[1] = 1;
|
|
iTakeFromTrack[2] = 2;
|
|
iTakeFromTrack[3] = 3;
|
|
iTakeFromTrack[4] = 4;
|
|
iTakeFromTrack[5] = 5;
|
|
iTakeFromTrack[6] = 6;
|
|
iTakeFromTrack[7] = 7;
|
|
iTakeFromTrack[8] = 8;
|
|
iTakeFromTrack[9] = 9;
|
|
iTakeFromTrack[10]= 10;
|
|
iTakeFromTrack[11]= 11;
|
|
break;
|
|
}
|
|
break;
|
|
case PlayerOptions::TURN_SHUFFLE:
|
|
case PlayerOptions::TURN_SUPER_SHUFFLE: // use this code to shuffle the HoldNotes
|
|
{
|
|
CArray<int,int> aiTracksLeftToMap;
|
|
for( t=0; t<m_iNumTracks; t++ )
|
|
aiTracksLeftToMap.push_back( t );
|
|
|
|
for( t=0; t<m_iNumTracks; t++ )
|
|
{
|
|
int iRandTrackIndex = rand()%aiTracksLeftToMap.size();
|
|
int iRandTrack = aiTracksLeftToMap[iRandTrackIndex];
|
|
aiTracksLeftToMap.erase( aiTracksLeftToMap.begin()+iRandTrackIndex,
|
|
aiTracksLeftToMap.begin()+iRandTrackIndex+1 );
|
|
iTakeFromTrack[t] = iRandTrack;
|
|
}
|
|
}
|
|
break;
|
|
// handle this below
|
|
break;
|
|
default:
|
|
ASSERT(0);
|
|
}
|
|
|
|
NoteData tempNoteData; // write into here as we tranform
|
|
tempNoteData.m_iNumTracks = m_iNumTracks;
|
|
|
|
this->ConvertHoldNotesTo2sAnd3s();
|
|
|
|
// transform notes
|
|
for( t=0; t<m_iNumTracks; t++ )
|
|
for( int r=0; r<MAX_TAP_NOTE_ROWS; r++ )
|
|
tempNoteData.SetTapNote(t, r, GetTapNote(iTakeFromTrack[t], r));
|
|
|
|
this->CopyAll( &tempNoteData ); // copy note data from newData back into this
|
|
this->Convert2sAnd3sToHoldNotes();
|
|
|
|
|
|
|
|
|
|
|
|
if( tt == PlayerOptions::TURN_SUPER_SHUFFLE )
|
|
{
|
|
// We already did the normal shuffling code above, which did a good job
|
|
// of shuffling HoldNotes without creating impossible patterns.
|
|
// Now, go in and shuffle the TapNotes some more.
|
|
|
|
// clear tempNoteData because we're going to use it as a scratch buffer again
|
|
tempNoteData.Init();
|
|
tempNoteData.m_iNumTracks = this->m_iNumTracks;
|
|
|
|
// copy all HoldNotes before copying taps
|
|
for( int i=0; i<this->GetNumHoldNotes(); i++ )
|
|
tempNoteData.AddHoldNote( this->GetHoldNote(i) );
|
|
|
|
this->ConvertHoldNotesTo4s();
|
|
|
|
for( int r=0; r<=this->GetLastRow(); r++ ) // foreach row
|
|
{
|
|
if( this->IsRowEmpty(r) )
|
|
continue; // no need to super shuffle this row
|
|
|
|
// shuffle this row
|
|
CArray<int,int> aiTracksThatCouldHaveTapNotes;
|
|
for( t=0; t<m_iNumTracks; t++ )
|
|
if( GetTapNote(t, r) != TAP_HOLD ) // any point that isn't part of a hold
|
|
aiTracksThatCouldHaveTapNotes.push_back( t );
|
|
|
|
for( t=0; t<m_iNumTracks; t++ )
|
|
{
|
|
if( GetTapNote(t, r) != TAP_HOLD && GetTapNote(t, r) != TAP_EMPTY ) // there is a tap note here (and not a HoldNote)
|
|
{
|
|
int iRandIndex = rand() % aiTracksThatCouldHaveTapNotes.size();
|
|
int iTo = aiTracksThatCouldHaveTapNotes[ iRandIndex ];
|
|
aiTracksThatCouldHaveTapNotes.erase( aiTracksThatCouldHaveTapNotes.begin()+iRandIndex,
|
|
aiTracksThatCouldHaveTapNotes.begin()+iRandIndex+1 );
|
|
|
|
tempNoteData.SetTapNote(iTo, r, GetTapNote(t, r));
|
|
}
|
|
}
|
|
}
|
|
|
|
this->CopyAll( &tempNoteData ); // copy note data from newData back into this
|
|
}
|
|
}
|
|
|
|
void NoteData::MakeLittle()
|
|
{
|
|
// filter out all non-quarter notes
|
|
for( int i=0; i<MAX_TAP_NOTE_ROWS; i++ )
|
|
{
|
|
if( i%ROWS_PER_BEAT != 0 )
|
|
{
|
|
// filter out all non-quarter notes
|
|
for( int c=0; c<m_iNumTracks; c++ )
|
|
{
|
|
SetTapNote(c, i, TAP_EMPTY);
|
|
}
|
|
}
|
|
}
|
|
|
|
// leave HoldNotes unchanged (what should be do with them?)
|
|
}
|
|
|
|
/* ConvertHoldNotesTo2sAnd3s also clears m_iHoldNotes;
|
|
* shouldn't this do likewise and set all 2/3's to 0?
|
|
* -glenn
|
|
*
|
|
* Other code assumes != TAP_EMPTY means there's a tap note, so I changed
|
|
* this to do this. -glenn
|
|
*
|
|
|
|
* This code intentially leaves the TAP_HOLD_HEAD behind because a hold head is
|
|
* treated exactly like a tap note for scoring purposes.
|
|
|
|
*/
|
|
void NoteData::Convert2sAnd3sToHoldNotes()
|
|
{
|
|
// Any note will end a hold (not just a TAP_HOLD_TAIL). This makes parsing DWIs much easier.
|
|
// Plus, allowing tap notes in the middle of a hold doesn't make sense!
|
|
|
|
int rows = GetLastRow();
|
|
for( int col=0; col<m_iNumTracks; col++ ) // foreach column
|
|
{
|
|
for( int i=0; i<=rows; i++ ) // foreach TapNote element
|
|
{
|
|
if( GetTapNote(col, i) != TAP_HOLD_HEAD ) // this is a HoldNote begin marker
|
|
continue;
|
|
SetTapNote(col, i, TAP_EMPTY);
|
|
|
|
for( int j=i+1; j<=rows; j++ ) // search for end of HoldNote
|
|
{
|
|
// end hold on the next note we see
|
|
if( GetTapNote(col, j) == TAP_EMPTY )
|
|
continue;
|
|
|
|
SetTapNote(col, j, TAP_EMPTY);
|
|
|
|
HoldNote hn = { col, NoteRowToBeat(i), NoteRowToBeat(j) };
|
|
AddHoldNote( hn );
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/* "102000301" ==
|
|
* "104444001" */
|
|
void NoteData::ConvertHoldNotesTo2sAnd3s()
|
|
{
|
|
// copy HoldNotes into the new structure, but expand them into 2s and 3s
|
|
for( int i=0; i<GetNumHoldNotes(); i++ )
|
|
{
|
|
const HoldNote &hn = GetHoldNote(i);
|
|
int iHoldStartIndex = clamp(BeatToNoteRow(hn.m_fStartBeat), 0, MAX_TAP_NOTE_ROWS-1);
|
|
int iHoldEndIndex = clamp(BeatToNoteRow(hn.m_fEndBeat), 0, MAX_TAP_NOTE_ROWS-1);
|
|
|
|
/* If they're the same, then they got clamped together, so just ignore it. */
|
|
if(iHoldStartIndex != iHoldEndIndex) {
|
|
SetTapNote(hn.m_iTrack, iHoldStartIndex, TAP_HOLD_HEAD);
|
|
SetTapNote(hn.m_iTrack, iHoldEndIndex, TAP_HOLD_TAIL);
|
|
}
|
|
}
|
|
m_HoldNotes.clear();
|
|
}
|
|
|
|
/* "104444001" ==
|
|
* "102000301"
|
|
*
|
|
* "4441" basically means "hold for three rows then hold for another tap";
|
|
* since taps don't really have a length, it's equivalent to "4440".
|
|
* So, make sure the character after a 4 is always a 0. */
|
|
void NoteData::Convert4sToHoldNotes()
|
|
{
|
|
int rows = GetLastRow();
|
|
for( int col=0; col<m_iNumTracks; col++ ) // foreach column
|
|
{
|
|
for( int i=0; i<=rows; i++ ) // foreach TapNote element
|
|
{
|
|
if( GetTapNote(col, i) != TAP_HOLD ) // this is a HoldNote body
|
|
continue;
|
|
|
|
HoldNote hn = { col, NoteRowToBeat(i), 0 };
|
|
// search for end of HoldNote
|
|
do {
|
|
SetTapNote(col, i, TAP_EMPTY);
|
|
i++;
|
|
} while( GetTapNote(col, i) == TAP_HOLD);
|
|
SetTapNote(col, i, TAP_EMPTY);
|
|
|
|
hn.m_fEndBeat = NoteRowToBeat(i);
|
|
AddHoldNote( hn );
|
|
}
|
|
}
|
|
}
|
|
|
|
void NoteData::ConvertHoldNotesTo4s()
|
|
{
|
|
// copy HoldNotes into the new structure, but expand them into 4s
|
|
for( int i=0; i<GetNumHoldNotes(); i++ )
|
|
{
|
|
const HoldNote &hn = GetHoldNote(i);
|
|
int iHoldStartIndex = clamp(BeatToNoteRow(hn.m_fStartBeat), 0, MAX_TAP_NOTE_ROWS);
|
|
int iHoldEndIndex = clamp(BeatToNoteRow(hn.m_fEndBeat), 0, MAX_TAP_NOTE_ROWS);
|
|
|
|
for( int j = iHoldStartIndex; j < iHoldEndIndex; ++j)
|
|
SetTapNote(hn.m_iTrack, j, TAP_HOLD);
|
|
}
|
|
m_HoldNotes.clear();
|
|
}
|
|
|
|
void NoteData::SnapToNearestNoteType( NoteType nt1, NoteType nt2, float fBeginBeat, float fEndBeat )
|
|
{
|
|
// nt2 is optional and should be -1 if it is not used
|
|
|
|
float fSnapInterval1, fSnapInterval2;
|
|
switch( nt1 )
|
|
{
|
|
case NOTE_TYPE_4TH: fSnapInterval1 = 1/1.0f; break;
|
|
case NOTE_TYPE_8TH: fSnapInterval1 = 1/2.0f; break;
|
|
case NOTE_TYPE_12TH: fSnapInterval1 = 1/3.0f; break;
|
|
case NOTE_TYPE_16TH: fSnapInterval1 = 1/4.0f; break;
|
|
default: ASSERT( false ); return;
|
|
}
|
|
|
|
switch( nt2 )
|
|
{
|
|
case NOTE_TYPE_4TH: fSnapInterval2 = 1/1.0f; break;
|
|
case NOTE_TYPE_8TH: fSnapInterval2 = 1/2.0f; break;
|
|
case NOTE_TYPE_12TH: fSnapInterval2 = 1/3.0f; break;
|
|
case NOTE_TYPE_16TH: fSnapInterval2 = 1/4.0f; break;
|
|
case -1: fSnapInterval2 = 10000; break; // nothing will ever snap to this. That's what we want!
|
|
default: ASSERT( false ); return;
|
|
}
|
|
|
|
int iNoteIndexBegin = BeatToNoteRow( fBeginBeat );
|
|
int iNoteIndexEnd = BeatToNoteRow( fEndBeat );
|
|
|
|
//ConvertHoldNotesTo2sAnd3s();
|
|
|
|
// iterate over all TapNotes in the interval and snap them
|
|
for( int i=iNoteIndexBegin; i<=iNoteIndexEnd; i++ )
|
|
{
|
|
int iOldIndex = i;
|
|
float fOldBeat = NoteRowToBeat( iOldIndex );
|
|
float fNewBeat1 = froundf( fOldBeat, fSnapInterval1 );
|
|
float fNewBeat2 = froundf( fOldBeat, fSnapInterval2 );
|
|
|
|
bool bNewBeat1IsCloser = fabsf(fNewBeat1-fOldBeat) < fabsf(fNewBeat2-fOldBeat);
|
|
float fNewBeat = bNewBeat1IsCloser ? fNewBeat1 : fNewBeat2;
|
|
int iNewIndex = BeatToNoteRow( fNewBeat );
|
|
|
|
for( int c=0; c<m_iNumTracks; c++ )
|
|
{
|
|
TapNote note = GetTapNote(c, iOldIndex);
|
|
SetTapNote(c, iOldIndex, TAP_EMPTY);
|
|
// HoldNotes override TapNotes
|
|
if(GetTapNote(c, iNewIndex) == TAP_TAP)
|
|
note = TAP_HOLD_HEAD;
|
|
SetTapNote(c, iNewIndex, note );
|
|
}
|
|
}
|
|
|
|
//Convert2sAnd3sToHoldNotes();
|
|
}
|
|
|
|
|
|
float NoteData::GetStreamRadarValue( float fSongSeconds )
|
|
{
|
|
// density of steps
|
|
int iNumNotes = GetNumTapNotes() + GetNumHoldNotes();
|
|
float fNotesPerSecond = iNumNotes/fSongSeconds;
|
|
float fReturn = fNotesPerSecond / 7;
|
|
return min( fReturn, 1.0f );
|
|
}
|
|
|
|
float NoteData::GetVoltageRadarValue( float fSongSeconds )
|
|
{
|
|
float fAvgBPS = GetLastBeat() / fSongSeconds;
|
|
|
|
// peak density of steps
|
|
float fMaxDensitySoFar = 0;
|
|
|
|
const int BEAT_WINDOW = 8;
|
|
|
|
for( int i=0; i<MAX_BEATS; i+=BEAT_WINDOW )
|
|
{
|
|
int iNumNotesThisWindow = GetNumTapNotes((float)i,(float)i+BEAT_WINDOW) + GetNumHoldNotes((float)i,(float)i+BEAT_WINDOW);
|
|
float fDensityThisWindow = iNumNotesThisWindow/(float)BEAT_WINDOW;
|
|
fMaxDensitySoFar = max( fMaxDensitySoFar, fDensityThisWindow );
|
|
}
|
|
|
|
float fReturn = fMaxDensitySoFar*fAvgBPS/10;
|
|
return min( fReturn, 1.0f );
|
|
}
|
|
|
|
float NoteData::GetAirRadarValue( float fSongSeconds )
|
|
{
|
|
// number of doubles
|
|
int iNumDoubles = GetNumDoubles();
|
|
float fReturn = iNumDoubles / fSongSeconds;
|
|
return min( fReturn, 1.0f );
|
|
}
|
|
|
|
float NoteData::GetChaosRadarValue( float fSongSeconds )
|
|
{
|
|
// count number of triplets or 16ths
|
|
int iNumChaosNotes = 0;
|
|
int rows = GetLastRow();
|
|
for( int r=0; r<=rows; r++ )
|
|
{
|
|
if( !IsRowEmpty(r) && GetNoteType(r) >= NOTE_TYPE_12TH )
|
|
iNumChaosNotes++;
|
|
}
|
|
|
|
float fReturn = iNumChaosNotes / fSongSeconds * 0.5f;
|
|
return min( fReturn, 1.0f );
|
|
}
|
|
|
|
float NoteData::GetFreezeRadarValue( float fSongSeconds )
|
|
{
|
|
// number of hold steps
|
|
float fReturn = GetNumHoldNotes() / fSongSeconds;
|
|
return min( fReturn, 1.0f );
|
|
}
|
|
|
|
|
|
// -1 for iOriginalTracksToTakeFrom means no track
|
|
void NoteData::LoadTransformed( NoteData* pOriginal, int iNewNumTracks, const int iOriginalTrackToTakeFrom[] )
|
|
{
|
|
// reset all notes
|
|
Init();
|
|
|
|
pOriginal->ConvertHoldNotesTo4s();
|
|
|
|
m_iNumTracks = iNewNumTracks;
|
|
|
|
// copy tracks
|
|
for( int t=0; t<m_iNumTracks; t++ )
|
|
{
|
|
const int iOriginalTrack = iOriginalTrackToTakeFrom[t];
|
|
ASSERT( iOriginalTrack < pOriginal->m_iNumTracks );
|
|
if( iOriginalTrack == -1 )
|
|
continue;
|
|
m_TapNotes[t] = pOriginal->m_TapNotes[iOriginalTrack];
|
|
}
|
|
|
|
pOriginal->Convert4sToHoldNotes();
|
|
Convert4sToHoldNotes();
|
|
}
|
|
|
|
void NoteData::LoadTransformedSlidingWindow( NoteData* pOriginal, int iNewNumTracks )
|
|
{
|
|
// reset all notes
|
|
Init();
|
|
|
|
pOriginal->ConvertHoldNotesTo4s();
|
|
m_iNumTracks = iNewNumTracks;
|
|
|
|
int iCurTrackOffset = 0;
|
|
int iTrackOffsetMin = 0;
|
|
int iTrackOffsetMax = abs( iNewNumTracks - pOriginal->m_iNumTracks );
|
|
int bOffsetIncreasing = true;
|
|
|
|
int iLastRow = pOriginal->GetLastRow();
|
|
for( int r=0; r<=iLastRow; r++ )
|
|
{
|
|
// copy notes in this measure
|
|
for( int t=0; t<pOriginal->m_iNumTracks; t++ )
|
|
{
|
|
int iOldTrack = t;
|
|
int iNewTrack = (iOldTrack + iCurTrackOffset) % iNewNumTracks;
|
|
if( pOriginal->GetTapNote(iOldTrack, r) != TAP_EMPTY )
|
|
this->SetTapNote(iNewTrack, r, pOriginal->GetTapNote(iOldTrack, r));
|
|
}
|
|
|
|
if( r % (ROWS_PER_MEASURE*4) == 0 ) // adjust sliding window every 4 measures
|
|
{
|
|
// See if there is a hold crossing the beginning of this measure
|
|
bool bHoldCrossesThisMeasure = false;
|
|
#if 0
|
|
pOriginal->Convert4sToHoldNotes();
|
|
for( int i=0; i<pOriginal->GetNumHoldNotes(); i++ )
|
|
{
|
|
const HoldNote& hn = pOriginal->GEtHoldNote(i);
|
|
/* Bug here: NoteRowToBeat() may have floating point error,
|
|
* so we need to do an epsilon here. But we can do this in
|
|
* 4s easier anyway ... XXX -glenn */
|
|
if( hn.m_fStartBeat < NoteRowToBeat(r) && hn.m_fEndBeat > NoteRowToBeat(r) )
|
|
{
|
|
bHoldCrossesThisMeasure = true;
|
|
break;
|
|
}
|
|
}
|
|
pOriginal->ConvertHoldNotesTo4s();
|
|
#endif
|
|
|
|
if( r )
|
|
for( int t=0; t<=pOriginal->m_iNumTracks; t++ )
|
|
{
|
|
if( pOriginal->GetTapNote(t, r) == TAP_HOLD &&
|
|
pOriginal->GetTapNote(t, r-1) == TAP_HOLD)
|
|
{
|
|
bHoldCrossesThisMeasure = true;
|
|
break;
|
|
}
|
|
}
|
|
|
|
// adjust offset
|
|
if( !bHoldCrossesThisMeasure )
|
|
{
|
|
iCurTrackOffset += bOffsetIncreasing ? 1 : -1;
|
|
if( iCurTrackOffset == iTrackOffsetMin || iCurTrackOffset == iTrackOffsetMax )
|
|
bOffsetIncreasing ^= true;
|
|
CLAMP( iCurTrackOffset, iTrackOffsetMin, iTrackOffsetMax );
|
|
}
|
|
}
|
|
}
|
|
|
|
pOriginal->Convert4sToHoldNotes();
|
|
Convert4sToHoldNotes();
|
|
}
|
|
|
|
|
|
NoteType NoteData::GetSmallestNoteTypeForMeasure( int iMeasureIndex )
|
|
{
|
|
const int iMeasureStartIndex = iMeasureIndex * ROWS_PER_MEASURE;
|
|
const int iMeasureLastIndex = (iMeasureIndex+1) * ROWS_PER_MEASURE - 1;
|
|
|
|
// probe to find the smallest note type
|
|
NoteType nt;
|
|
for( nt=(NoteType)0; nt<NUM_NOTE_TYPES; nt=NoteType(nt+1) ) // for each NoteType, largest to largest
|
|
{
|
|
float fBeatSpacing = NoteTypeToBeat( nt );
|
|
int iRowSpacing = int(roundf( fBeatSpacing * ROWS_PER_BEAT ));
|
|
|
|
bool bFoundSmallerNote = false;
|
|
for( int i=iMeasureStartIndex; i<=iMeasureLastIndex; i++ ) // for each index in this measure
|
|
{
|
|
if( i % iRowSpacing == 0 )
|
|
continue; // skip
|
|
|
|
if( !IsRowEmpty(i) )
|
|
{
|
|
bFoundSmallerNote = true;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if( bFoundSmallerNote )
|
|
continue; // searching the next NoteType
|
|
else
|
|
break; // stop searching. We found the smallest NoteType
|
|
}
|
|
|
|
if( nt == NUM_NOTE_TYPES ) // we didn't find one
|
|
return NOTE_TYPE_INVALID; // well-formed notes created in the editor should never get here
|
|
else
|
|
return nt;
|
|
}
|
|
|
|
void NoteData::PadTapNotes(int rows)
|
|
{
|
|
int needed = rows - m_TapNotes[0].size() + 1;
|
|
if(needed < 0) return;
|
|
needed += 100; /* optimization: give it a little more than it needs */
|
|
for(int track = 0; track < m_iNumTracks; ++track)
|
|
m_TapNotes[track].insert(m_TapNotes[track].end(), needed, TAP_EMPTY);
|
|
}
|
|
|
|
void NoteData::MoveTapNoteTrack(int dest, int src)
|
|
{
|
|
if(dest == src) return;
|
|
m_TapNotes[dest] = m_TapNotes[src];
|
|
m_TapNotes[src].clear();
|
|
}
|
|
|
|
void NoteData::SetTapNote(int track, int row, TapNote t)
|
|
{
|
|
if(row < 0) return;
|
|
PadTapNotes(row);
|
|
m_TapNotes[track][row]=t;
|
|
}
|