itgmania212121/stepmania/src/NoteData.h

#pragma once
/*
-----------------------------------------------------------------------------
 File: NoteData.h

 Desc: Holds data about the notes that the player is supposed to hit.  NoteData
	is organized by:
	track - corresponds to different columns of notes on the screen
	index - corresponds to subdivisions of beats

 Copyright (c) 2001-2002 by the person(s) listed below.  All rights reserved.
	Chris Danford
-----------------------------------------------------------------------------
*/

//#include "GameConstantsAndTypes.h"
#include "PlayerOptions.h"
#include "NoteTypes.h"

// '1' = tap note
// '2' = hold note begin
// '3' = hold note end  ('1' can also end a HoldNote) ('3' without a matching '2' is ignored
// ... for future expansion

class NoteData
{
	/* Keep this aligned, so that they all have the same size. */
	vector<TapNote> m_TapNotes[MAX_NOTE_TRACKS];

public:
	NoteData();
	~NoteData();
	NoteData(const NoteData &cpy);
	void Init();
	NoteData &operator=(const NoteData &cpy);

	int			m_iNumTracks;

	HoldNote	m_HoldNotes[MAX_HOLD_NOTES];
	int			m_iNumHoldNotes;

	/* Return the note at the given track and row.  Row may be out of
	 * range; pretend the song goes on with TAP_EMPTYs indefinitely. */
	inline TapNote GetTapNote(unsigned track, unsigned row) const
	{
		if(row < 0 || row >= m_TapNotes[track].size()) return TapNote(TAP_EMPTY);
		return m_TapNotes[track][row];
	}
	void MoveTapNoteTrack(int dest, int src);
	/* Pad m_TapNotes so it includes the row "rows". */
	void PadTapNotes(int rows);
	void SetTapNote(int track, int row, TapNote t);

	void LoadFromSMNoteDataString( CString sSMNoteData );
	CString GetSMNoteDataString();

	void ClearRange( int iNoteIndexBegin, int iNoteIndexEnd );
	void ClearAll() { ClearRange( 0, MAX_TAP_NOTE_ROWS ); };
	void CopyRange( NoteData* pFrom, int iFromIndexBegin, int iFromIndexEnd, int iToIndexBegin = -1 );
	void CopyAll( NoteData* pFrom ) { m_iNumTracks = pFrom->m_iNumTracks; m_iNumHoldNotes = 0; CopyRange( pFrom, 0, MAX_TAP_NOTE_ROWS ); };

	inline bool IsRowEmpty( int index )
	{
		for( int t=0; t<m_iNumTracks; t++ )
			if( GetTapNote(t, index) != TAP_EMPTY )
				return false;
		return true;
	}

	// used in edit/record
	void AddHoldNote( HoldNote newNote );	// add note hold note merging overlapping HoldNotes and destroying TapNotes underneath
	void RemoveHoldNote( int index );
	HoldNote &GetHoldNote( int index ) { return m_HoldNotes[index]; }
	const HoldNote &GetHoldNote( int index ) const { return m_HoldNotes[index]; }

	// statistics
	bool IsThereANoteAtRow( int iRow ) const;

	float GetFirstBeat();	// return the beat number of the first note
	int GetFirstRow();
	float GetLastBeat();	// return the beat number of the last note
	int GetLastRow();
	int GetNumTapNotes( const float fStartBeat = 0, const float fEndBeat = MAX_BEATS );
	int GetNumDoubles( const float fStartBeat = 0, const float fEndBeat = MAX_BEATS );
	/* optimization: for the default of start to end, use the second (faster) */
	int GetNumHoldNotes( const float fStartBeat, const float fEndBeat = MAX_BEATS );
	int GetNumHoldNotes() const { return m_iNumHoldNotes; }

	int GetPossibleDancePoints();

	// radar values - return between 0.0 and 1.2
	float GetRadarValue( RadarCategory rv, float fSongSeconds )
	{
		switch( rv )
		{
		case RADAR_STREAM:	return GetStreamRadarValue( fSongSeconds );		break;
		case RADAR_VOLTAGE:	return GetVoltageRadarValue( fSongSeconds );	break;
		case RADAR_AIR:		return GetAirRadarValue( fSongSeconds );		break;
		case RADAR_FREEZE:	return GetFreezeRadarValue( fSongSeconds );		break;
		case RADAR_CHAOS:	return GetChaosRadarValue( fSongSeconds );		break;
		default:	ASSERT(0);  return 0;
		}
	};
	float GetStreamRadarValue( float fSongSeconds );
	float GetVoltageRadarValue( float fSongSeconds );
	float GetAirRadarValue( float fSongSeconds );
	float GetFreezeRadarValue( float fSongSeconds );
	float GetChaosRadarValue( float fSongSeconds );

	// Transformations
	void LoadTransformed( NoteData* pOriginal, int iNewNumTracks, const int iOriginalTrackToTakeFrom[] );	// -1 for iOriginalTracksToTakeFrom means no track
	void LoadTransformedSlidingWindow( NoteData* pOriginal, int iNewNumTracks );	// used by autogen


	void CropToLeftSide();
	void CropToRightSide();
	void RemoveHoldNotes();
	void Turn( PlayerOptions::TurnType tt );
	void MakeLittle();

	void SnapToNearestNoteType( NoteType nt, float fBeginBeat, float fEndBeat ) { SnapToNearestNoteType( nt, (NoteType)-1, fBeginBeat, fEndBeat ); }
	void SnapToNearestNoteType( NoteType nt1, NoteType nt2, float fBeginBeat, float fEndBeat );

	NoteType GetSmallestNoteTypeForMeasure( int iMeasureIndex );

	// Convert between HoldNote representation and '2' and '3' markers in TapNotes
	void Convert2sAnd3sToHoldNotes();
	void ConvertHoldNotesTo2sAnd3s();

	void Convert4sToHoldNotes();
	void ConvertHoldNotesTo4s();
};