Files
itgmania212121/stepmania/src/NoteData.cpp
T
Chris Danford b79affe965 3.0 b1?
2002-07-04 21:05:18 +00:00

803 lines
19 KiB
C++

#include "stdafx.h"
/*
-----------------------------------------------------------------------------
File: NoteData.cpp
Desc: See header.
Copyright (c) 2001-2002 by the person(s) listed below. All rights reserved.
Chris Danford
-----------------------------------------------------------------------------
*/
#include "NoteData.h"
#include "RageUtil.h"
#include "GameConstantsAndTypes.h"
#include "ThemeManager.h"
#include "ArrowEffects.h"
#include "PrefsManager.h"
#include "GameConstantsAndTypes.h"
NoteData::NoteData()
{
Init();
}
void NoteData::Init()
{
memset( m_TapNotes, '0', MAX_NOTE_TRACKS*MAX_TAP_NOTE_ROWS*sizeof(m_TapNotes[0][0]) );
m_iNumTracks = 0;
m_iNumHoldNotes = 0;
}
NoteData::~NoteData()
{
}
void NoteData::LoadFromSMNoteDataString( CString sSMNoteData )
{
// strip comments out of sSMNoteData
while( sSMNoteData.Find("//") != -1 )
{
int iIndexCommentStart = sSMNoteData.Find("//");
int iIndexCommentEnd = sSMNoteData.Find("\n", iIndexCommentStart);
if( iIndexCommentEnd == -1 ) // comment doesn't have an end?
sSMNoteData.Delete( iIndexCommentStart, 2 );
else
sSMNoteData.Delete( iIndexCommentStart, iIndexCommentEnd-iIndexCommentStart );
}
CStringArray asMeasures;
split( sSMNoteData, ",", asMeasures, true ); // ignore empty is important
for( int m=0; m<asMeasures.GetSize(); m++ ) // foreach measure
{
CString &sMeasureString = asMeasures[m];
sMeasureString.TrimLeft();
sMeasureString.TrimRight();
CStringArray asMeasureLines;
split( sMeasureString, "\n", asMeasureLines, true ); // ignore empty is important
//ASSERT( asMeasureLines.GetSize() == 4 ||
// asMeasureLines.GetSize() == 8 ||
// asMeasureLines.GetSize() == 12 ||
// asMeasureLines.GetSize() == 16 );
for( int l=0; l<asMeasureLines.GetSize(); l++ )
{
CString &sMeasureLine = asMeasureLines[l];
sMeasureLine.TrimLeft();
sMeasureLine.TrimRight();
const float fPercentIntoMeasure = l/(float)asMeasureLines.GetSize();
const float fBeat = (m + fPercentIntoMeasure) * BEATS_PER_MEASURE;
const int iIndex = BeatToNoteRow( fBeat );
if( m_iNumTracks != sMeasureLine.GetLength() )
throw RageException( "Actual number of note columns (%d) is different from the NotesType (%d).", m_iNumTracks, sMeasureLine.GetLength() );
for( int c=0; c<sMeasureLine.GetLength(); c++ )
m_TapNotes[c][iIndex] = sMeasureLine[c];
}
}
this->Convert2sAnd3sToHoldNotes();
}
CString NoteData::GetSMNoteDataString()
{
this->ConvertHoldNotesTo2sAnd3s();
float fLastBeat = GetLastBeat();
int iLastMeasure = int( fLastBeat/BEATS_PER_MEASURE );
CStringArray asMeasureStrings;
for( int m=0; m<=iLastMeasure; m++ ) // foreach measure
{
int iMeasureStartIndex = m * ELEMENTS_PER_MEASURE;
int iMeasureLastIndex = (m+1) * ELEMENTS_PER_MEASURE - 1;
// probe to find the smallest note type
NoteType nt;
int iNoteIndexSpacing;
for( nt=(NoteType)0; nt<NUM_NOTE_TYPES; nt=NoteType(nt+1) )
{
float fBeatSpacing = NoteTypeToBeat( nt );
iNoteIndexSpacing = roundf( fBeatSpacing * ELEMENTS_PER_BEAT );
bool bFoundSmallerNote = false;
for( int i=iMeasureStartIndex; i<=iMeasureLastIndex; i++ ) // for each index in this measure
{
if( i % iNoteIndexSpacing == 0 )
continue; // skip
if( !IsRowEmpty(i) )
{
bFoundSmallerNote = true;
break;
}
}
if( bFoundSmallerNote )
continue; // keep searching
else
break; // stop searching
}
if( nt == NUM_NOTE_TYPES ) // we didn't find one
iNoteIndexSpacing = 1;
CStringArray asMeasureLines;
asMeasureLines.Add( ssprintf(" // measure %d", m+1) );
for( int i=iMeasureStartIndex; i<=iMeasureLastIndex; i+=iNoteIndexSpacing )
{
CString sLineString;
for( int c=0; c<m_iNumTracks; c++ )
sLineString += m_TapNotes[c][i];
asMeasureLines.Add( sLineString );
}
CString sMeasureString = join( "\n", asMeasureLines );
asMeasureStrings.Add( sMeasureString );
}
this->Convert2sAnd3sToHoldNotes();
return join( "\n,", asMeasureStrings );
}
void NoteData::ClearRange( int iNoteIndexBegin, int iNoteIndexEnd )
{
// delete old TapNotes in the range
for( int i=iNoteIndexBegin; i<=iNoteIndexEnd; i++ )
{
for( int c=0; c<m_iNumTracks; c++ )
m_TapNotes[c][i] = '0';
}
// delete old HoldNotes in the range
int iIndexRead, iIndexWrite = 0;
const int iOrigNumHoldNotes = m_iNumHoldNotes;
for( iIndexRead = 0; iIndexRead < iOrigNumHoldNotes; iIndexRead++ )
{
HoldNote &hn = m_HoldNotes[iIndexRead];
if( (hn.m_iStartIndex >= iNoteIndexBegin && hn.m_iStartIndex <= iNoteIndexEnd) ||
(hn.m_iEndIndex >= iNoteIndexBegin && hn.m_iEndIndex <= iNoteIndexEnd) ) // overlap (kinda)
{
; // do nothing
}
else // ! overlap
{
m_HoldNotes[iIndexWrite] = m_HoldNotes[iIndexRead];
iIndexWrite++;
}
}
m_iNumHoldNotes = iIndexWrite;
}
void NoteData::CopyRange( NoteData* pFrom, int iFromIndexBegin, int iFromIndexEnd, int iToIndexBegin )
{
ASSERT( pFrom->m_iNumTracks == m_iNumTracks );
if( iToIndexBegin == -1 )
iToIndexBegin = 0;
pFrom->ConvertHoldNotesTo2sAnd3s();
int f, t;
// copy recorded TapNotes
f = iFromIndexBegin;
t = iToIndexBegin;
while( f<=iFromIndexEnd )
{
for( int c=0; c<m_iNumTracks; c++ )
m_TapNotes[c][t] = pFrom->m_TapNotes[c][f];
f++;
t++;
}
pFrom->Convert2sAnd3sToHoldNotes();
this->Convert2sAnd3sToHoldNotes();
}
void NoteData::AddHoldNote( HoldNote add )
{
int i;
// look for other hold notes that overlap and merge them
for( i=0; i<m_iNumHoldNotes; i++ ) // for each HoldNote
{
HoldNote &other = m_HoldNotes[i];
if( add.m_iTrack == other.m_iTrack && // the notes correspond
other.m_iStartIndex <= add.m_iEndIndex &&
other.m_iEndIndex >= add.m_iStartIndex ) // these HoldNotes overlap (this isn't entirely correct!)
{
add.m_iStartIndex = min(add.m_iStartIndex, other.m_iStartIndex);
add.m_iEndIndex = max(add.m_iEndIndex, other.m_iEndIndex);
// delete this HoldNote
for( int j=i; j<m_iNumHoldNotes-1; j++ )
{
m_HoldNotes[j] = m_HoldNotes[j+1];
}
m_iNumHoldNotes--;
}
}
// delete TapNotes under this HoldNote
for( i=add.m_iStartIndex+1; i<=add.m_iEndIndex; i++ )
{
m_TapNotes[add.m_iTrack][i] = '0';
};
// add a tap note at the start of this hold
m_TapNotes[add.m_iTrack][add.m_iStartIndex] = '1';
m_HoldNotes[m_iNumHoldNotes++] = add;
}
void NoteData::RemoveHoldNote( int index )
{
ASSERT( index > 0 && index < m_iNumHoldNotes );
// delete a tap note at the start of this hold
HoldNote &hn = m_HoldNotes[index];
m_TapNotes[hn.m_iTrack][hn.m_iStartIndex] = '0';
// remove from list
for( int j=index; j<m_iNumHoldNotes-1; j++ )
{
m_HoldNotes[j] = m_HoldNotes[j+1];
}
m_iNumHoldNotes--;
}
bool NoteData::IsThereANoteAtRow( int iRow )
{
for( int t=0; t<m_iNumTracks; t++ )
{
if( m_TapNotes[t][iRow] != '0' )
return true;
}
for( int i=0; i<m_iNumHoldNotes; i++ ) // for each HoldNote
{
if( m_HoldNotes[i].m_iStartIndex == iRow )
return true;
}
return false;
}
int NoteData::GetLastRow()
{
int iOldestIndexFoundSoFar = 0;
int i;
for( i=0; i<m_iNumHoldNotes; i++ )
{
if( m_HoldNotes[i].m_iEndIndex > iOldestIndexFoundSoFar )
iOldestIndexFoundSoFar = m_HoldNotes[i].m_iEndIndex;
}
for( i=MAX_TAP_NOTE_ROWS-1; i>=iOldestIndexFoundSoFar; i-- ) // iterate back to front
{
for( int t=0; t<m_iNumTracks; t++ )
{
if( m_TapNotes[t][i] != '0' )
{
iOldestIndexFoundSoFar = i;
goto done_searching_tap_notes;
}
}
}
done_searching_tap_notes:
return iOldestIndexFoundSoFar;
}
float NoteData::GetLastBeat()
{
return NoteRowToBeat( GetLastRow() );
}
int NoteData::GetNumTapNotes( const float fStartBeat, const float fEndBeat )
{
int iNumNotes = 0;
int iStartIndex = BeatToNoteRow( fStartBeat );
int iEndIndex = BeatToNoteRow( fEndBeat );
for( int i=iStartIndex; i<min(iEndIndex, MAX_TAP_NOTE_ROWS); i++ )
{
for( int t=0; t<m_iNumTracks; t++ )
{
if( m_TapNotes[t][i] != '0' )
iNumNotes++;
}
}
return iNumNotes;
}
int NoteData::GetNumDoubles( const float fStartBeat, const float fEndBeat )
{
int iNumDoubles = 0;
int iStartIndex = BeatToNoteRow( fStartBeat );
int iEndIndex = BeatToNoteRow( fEndBeat );
for( int i=iStartIndex; i<min(iEndIndex, MAX_TAP_NOTE_ROWS); i++ )
{
int iNumNotesThisIndex = 0;
for( int t=0; t<m_iNumTracks; t++ )
{
if( m_TapNotes[t][i] != '0' )
iNumNotesThisIndex++;
}
if( iNumNotesThisIndex >= 2 )
iNumDoubles++;
}
return iNumDoubles;
}
int NoteData::GetNumHoldNotes( const float fStartBeat, const float fEndBeat )
{
int iNumHolds = 0;
int iStartIndex = BeatToNoteRow( fStartBeat );
int iEndIndex = BeatToNoteRow( fEndBeat );
for( int i=0; i<m_iNumHoldNotes; i++ )
{
HoldNote &hn = m_HoldNotes[i];
if( iStartIndex <= hn.m_iStartIndex && hn.m_iEndIndex <= iEndIndex )
iNumHolds++;
}
return iNumHolds;
}
int NoteData::GetPossibleDancePoints()
{
//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".
//
//Your "Dance Points" are calculated as follows:
//
//A "Perfect" is worth 2 points
//A "Great" is worth 1 points
//A "Good" is worth 0 points
//A "Boo" will subtract 4 points
//A "Miss" will subtract 8 points
//An "OK" (Successful Freeze step) will add 6 points
//A "NG" (Unsuccessful Freeze step) is worth 0 points
return GetNumTapNotes()*TapNoteScoreToDancePoints(TNS_PERFECT) +
GetNumHoldNotes()*HoldNoteScoreToDancePoints(HNS_OK);
}
void NoteData::CropToLeftSide()
{
int iFirstRightSideColumn = 4;
int iLastRightSideColumn = 7;
// clear out the right half
for( int c=iFirstRightSideColumn; c<=iLastRightSideColumn; c++ )
{
for( int i=0; i<MAX_TAP_NOTE_ROWS; i++ ) // foreach TapNote
m_TapNotes[c][i] = '0';
}
for( int i=m_iNumHoldNotes-1; i>=0; i-- ) // foreach HoldNote
{
if( c >= iFirstRightSideColumn )
{
// delete this HoldNote by shifting everything down
for( int j=i; j<m_iNumHoldNotes-1; j++ )
m_HoldNotes[j] = m_HoldNotes[j+1];
m_iNumHoldNotes--;
}
}
}
void NoteData::CropToRightSide()
{
int iFirstRightSideColumn = 4;
int iLastRightSideColumn = 7;
int c;
// clear out the left half
for( c=0; c<iFirstRightSideColumn; c++ )
{
for( int i=0; i<MAX_TAP_NOTE_ROWS; i++ ) // foreach TapNote
m_TapNotes[c][i] = '0';
}
// copy the right side into the left
for( c=iFirstRightSideColumn; c<=iLastRightSideColumn; c++ )
{
for( int i=0; i<MAX_TAP_NOTE_ROWS; i++ ) // foreach TapNote
{
m_TapNotes[c-4][i] = m_TapNotes[c][i];
m_TapNotes[c][i] = '0';
}
}
for( int i=m_iNumHoldNotes-1; i>=0; i-- ) // foreach HoldNote
{
HoldNote &hn = m_HoldNotes[i];
if( hn.m_iTrack < iFirstRightSideColumn )
{
// delete this HoldNote by shifting everything down
RemoveHoldNote( i );
}
else
{
m_HoldNotes[i].m_iTrack -= 4;
}
}
}
void NoteData::RemoveHoldNotes()
{
// turn all the HoldNotes into TapNotes
for( int i=0; i<m_iNumHoldNotes; i++ )
{
HoldNote &hn = m_HoldNotes[i];
int iIndex = hn.m_iStartIndex;
int iCol = hn.m_iTrack;
m_TapNotes[iCol][iIndex] = '1';
}
// Remove all HoldNotes
m_iNumHoldNotes = 0;
}
void NoteData::Turn( PlayerOptions::TurnType tt )
{
// transform the NoteData
int oldColToNewCol[12][2]; // 0 is old Step, 1 is new Step mapping
oldColToNewCol[0][0] = 0; oldColToNewCol[0][1] = 0;
oldColToNewCol[1][0] = 1; oldColToNewCol[1][1] = 1;
oldColToNewCol[2][0] = 2; oldColToNewCol[2][1] = 2;
oldColToNewCol[3][0] = 3; oldColToNewCol[3][1] = 3;
oldColToNewCol[4][0] = 4; oldColToNewCol[4][1] = 4;
oldColToNewCol[5][0] = 5; oldColToNewCol[5][1] = 5;
oldColToNewCol[6][0] = 6; oldColToNewCol[6][1] = 6;
oldColToNewCol[7][0] = 7; oldColToNewCol[7][1] = 7;
oldColToNewCol[8][0] = 8; oldColToNewCol[8][1] = 8;
oldColToNewCol[9][0] = 9; oldColToNewCol[9][1] = 9;
oldColToNewCol[10][0]= 10; oldColToNewCol[10][1]= 10;
oldColToNewCol[11][0]= 11; oldColToNewCol[11][1]= 11;
switch( tt )
{
case PlayerOptions::TURN_NONE:
break;
case PlayerOptions::TURN_MIRROR:
oldColToNewCol[0][1] = 3;
oldColToNewCol[2][1] = 2;
oldColToNewCol[3][1] = 1;
oldColToNewCol[5][1] = 0;
oldColToNewCol[6][1] = 7;
oldColToNewCol[8][1] = 6;
oldColToNewCol[9][1] = 5;
oldColToNewCol[11][1]= 4;
break;
case PlayerOptions::TURN_LEFT:
oldColToNewCol[0][1] = 1;
oldColToNewCol[2][1] = 3;
oldColToNewCol[3][1] = 0;
oldColToNewCol[5][1] = 2;
oldColToNewCol[6][1] = 5;
oldColToNewCol[8][1] = 7;
oldColToNewCol[9][1] = 4;
oldColToNewCol[11][1]= 6;
break;
case PlayerOptions::TURN_RIGHT:
oldColToNewCol[0][1] = 3;
oldColToNewCol[2][1] = 0;
oldColToNewCol[3][1] = 4;
oldColToNewCol[5][1] = 1;
oldColToNewCol[6][1] = 6;
oldColToNewCol[8][1] = 4;
oldColToNewCol[9][1] = 7;
oldColToNewCol[11][1]= 5;
break;
case PlayerOptions::TURN_SHUFFLE:
bool bAlreadyMapped[12];
for( int i=0; i<12; i++ )
bAlreadyMapped[i] = false;
// hack: don't shuffle the Up+... NoteData
bAlreadyMapped[1] = true;
bAlreadyMapped[4] = true;
bAlreadyMapped[7] = true;
bAlreadyMapped[10] = true;
// shuffle left side
for( i=0; i<6; i++ )
{
if( i == 1 || i == 4 )
continue;
int iMapsTo;
do {
iMapsTo = rand()%6;
} while( bAlreadyMapped[iMapsTo] );
bAlreadyMapped[iMapsTo] = true;
oldColToNewCol[i][1] = oldColToNewCol[iMapsTo][0];
}
// shuffle right side
for( i=6; i<12; i++ )
{
if( i == 7 || i == 10 )
continue;
int iMapsTo;
do {
iMapsTo = rand()%6+6;
} while( bAlreadyMapped[iMapsTo] );
bAlreadyMapped[iMapsTo] = true;
oldColToNewCol[i][1] = oldColToNewCol[iMapsTo][0];
}
break;
}
NoteData tempNoteData; // write into here as we tranform
tempNoteData.m_iNumTracks = m_iNumTracks;
// transform m_TapNotes
for( int i=0; i<MAX_TAP_NOTE_ROWS; i++ )
{
for( int j=0; j<12; j++ )
{
int iOldCol = oldColToNewCol[j][0];
int iNewCol = oldColToNewCol[j][1];
tempNoteData.m_TapNotes[iNewCol][i] = m_TapNotes[iOldCol][i];
}
}
// transform m_HoldNotes
for( i=0; i<m_iNumHoldNotes; i++ )
{
for( int j=0; j<12; j++ )
{
HoldNote &hn = m_HoldNotes[i];
int iOldCol = oldColToNewCol[j][0];
int iNewCol = oldColToNewCol[j][1];
if( hn.m_iTrack == iOldCol )
{
HoldNote newHN = { iNewCol, hn.m_iStartIndex, hn.m_iEndIndex };
tempNoteData.AddHoldNote( newHN );
}
}
}
//
// copy note data from newData back into this
//
(*this) = tempNoteData;
}
void NoteData::MakeLittle()
{
// filter out all non-quarter notes
for( int i=0; i<MAX_TAP_NOTE_ROWS; i++ )
{
if( i%ELEMENTS_PER_BEAT != 0 )
{
// filter out all non-quarter notes
for( int c=0; c<m_iNumTracks; c++ )
{
m_TapNotes[c][i] = '0';
}
}
}
// leave HoldNotes unchanged (what should be do with them?)
}
void NoteData::Convert2sAnd3sToHoldNotes()
{
// Note that a 3 or a 1 can end a HoldNote.
// A 1 can end a HoldNote because it's easier for parsing DWIs
for( int col=0; col<m_iNumTracks; col++ ) // foreach column
{
for( int i=0; i<MAX_TAP_NOTE_ROWS; i++ ) // foreach TapNote element
{
if( m_TapNotes[col][i] == '2' ) // this is a HoldNote begin marker
{
for( int j=i+1; j<MAX_TAP_NOTE_ROWS; j++ ) // search for end of HoldNote
{
if( m_TapNotes[col][j] != '0' ) // end hold on the next note we see
{
HoldNote hn = { col, i, j };
AddHoldNote( hn );
break;
}
}
}
}
}
}
void NoteData::ConvertHoldNotesTo2sAnd3s()
{
// copy HoldNotes into the new structure, but expand them into 2s and 3s
for( int i=0; i<m_iNumHoldNotes; i++ )
{
HoldNote &hn = m_HoldNotes[i];
m_TapNotes[hn.m_iTrack][hn.m_iStartIndex] = '2';
m_TapNotes[hn.m_iTrack][hn.m_iEndIndex] = '3';
}
m_iNumHoldNotes = 0;
}
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_4TH: fSnapInterval1 = 1/1.0f; break;
case NOTE_8TH: fSnapInterval1 = 1/2.0f; break;
case NOTE_12TH: fSnapInterval1 = 1/3.0f; break;
case NOTE_16TH: fSnapInterval1 = 1/4.0f; break;
default: ASSERT( false );
}
switch( nt2 )
{
case NOTE_4TH: fSnapInterval2 = 1/1.0f; break;
case NOTE_8TH: fSnapInterval2 = 1/2.0f; break;
case NOTE_12TH: fSnapInterval2 = 1/3.0f; break;
case NOTE_16TH: fSnapInterval2 = 1/4.0f; break;
case -1: fSnapInterval2 = 10000; break; // nothing will ever snap to this. That is good!
default: ASSERT( false );
}
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 = m_TapNotes[c][iOldIndex];
m_TapNotes[c][iOldIndex] = '0';
m_TapNotes[c][iNewIndex] = max( m_TapNotes[c][iNewIndex], note ); // this causes HoldNotes to override TapNotes
}
}
//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
int iNumChaosNotes = 0;
for( int r=0; r<MAX_TAP_NOTE_ROWS; r++ )
{
if( !IsRowEmpty(r) && GetNoteType(r) >= NOTE_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 );
}
void NoteData::LoadTransformed( NoteData* pOriginal, int iNewNumTracks, int iNewToOriginalTrack[] )
{
// init
Init();
m_iNumTracks = iNewNumTracks;
// copy tracks
for( int t=0; t<m_iNumTracks; t++ )
{
int iOriginalTrack = iNewToOriginalTrack[t];
int i;
memcpy( m_TapNotes[t], pOriginal->m_TapNotes[iOriginalTrack], MAX_TAP_NOTE_ROWS*sizeof(m_TapNotes[0][0]) );
for( i=0; i<pOriginal->m_iNumHoldNotes; i++ )
{
HoldNote &hn = pOriginal->m_HoldNotes[i];
if( hn.m_iTrack == iOriginalTrack )
{
hn.m_iTrack = t;
this->AddHoldNote( hn );
}
}
}
}