Initial commit

2026-06-13 00:05:19 +08:00
commit 754cd7ccdb
402 changed files with 123771 additions and 0 deletions
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+//---------------------------------------------------------------------------
+
+#ifndef MidiTrackH
+#define MidiTrackH
+//---------------------------------------------------------------------------
+#include <vector>
+#include "ProCommon.h"
+using namespace std;
+#include "StyleItem.h"
+#include "BaseTrack.h"
+
+/***************************************************************************************/
+// TMidi
+typedef struct tagMidiNote{
+	BYTE pitch,	  	//音高
+		velocity, 	//力度
+		volume, 	//音量
+		rsvd;
+	int tkOn, tkOff;
+
+	tagMidiNote( BYTE pt, BYTE vel, BYTE vol, DWORD on )
+	{
+		pitch = pt;
+		velocity = vel;
+		volume = vol;
+		tkOn = on;
+		tkOff = -1;
+
+	};
+} TMidiNote;
+
+class TMidiTrack : public TBaseTrack
+{
+public:
+	BYTE bank; //音源号 0xFF=全局SF2，other为指定音源
+	BYTE chno; //通道号
+	BYTE prog; //乐器号
+	BYTE file; //文件号 处理乐器多于16种的情况
+
+	BYTE ptMin, ptMax; //音符范围
+
+	vector<int> aStages;
+	vector<TMidiNote*> aNotes;
+
+	TMidiTrack() : TBaseTrack()
+	{
+		bank = chno = prog = file = 0xFF;
+	};
+
+	TMidiTrack( BYTE bk, BYTE ch, BYTE pr, BYTE fi=0 ) : TBaseTrack()
+	{
+		bank = bk;
+		chno = ch;
+		prog = pr;
+		file = fi;
+
+		ptMin = 0xFF;
+		ptMax = 0;
+	};
+
+	TMidiTrack( TMidiTrack* pSrc ) : TBaseTrack( pSrc->state, pSrc->volume, pSrc->pan, pSrc->gain )
+	{
+		bank = pSrc->bank;
+		chno = pSrc->chno;
+		prog = pSrc->prog;
+		file = pSrc->file;
+
+		ptMin = 0xFF;
+		ptMax = 0;
+	}
+
+	void AddStage( int iStage )
+	{
+		if( aStages.empty() )
+			aStages.push_back( iStage );
+		else{
+			for( int i=aStages.size()-1; i>=0; i-- ){
+				if( aStages[i]<iStage ){
+					if( i+1>=aStages.size() )
+						aStages.push_back( iStage );
+					else
+						aStages.insert( aStages.begin()+i+1, iStage );
+
+					break;
+				}
+
+				if( aStages[i]==iStage )
+					break;
+
+				if( i==0 ){
+					aStages.insert( aStages.begin(), iStage );
+					break;
+				}
+			}
+		}
+	};
+
+	void DelStage( int iStage )
+	{
+		for( int i=0; i<aStages.size(); i++ ){
+			if( aStages[i]>iStage )
+				break;
+
+			if( aStages[i]==iStage ){
+				aStages.erase( aStages.begin() + i );
+				break;
+			}
+		}
+	};
+
+	bool ValidStages( vector<int>& lstStages ) //段落可用
+	{
+		bool bValid = true;
+		vector<int>::iterator iter1 = aStages.begin(),
+				iter2 = lstStages.begin();
+		while( iter1!=aStages.end() && iter2!=lstStages.end() ){
+			if( *iter1 < *iter2 )
+				iter1++;
+			else if( *iter1 > *iter2 )
+				iter2++;
+			else{
+				bValid = false;
+				break;
+			}
+		}
+
+		return bValid;
+	};
+
+	bool IsDrum()
+	{
+		if( !aStages.empty() ){
+			TOpusStage* pStage = g_lstOpusStages[aStages[0]];
+			for( int i=0; i<pStage->aTracks.size(); i++ ){
+				TTrack* pTrack = pStage->aTracks[i];
+				if( pTrack->iFile==file && pTrack->iChanSpec==chno && pTrack->iChanNo==9 )
+					return true;
+			}
+		}
+
+		return false;
+	}
+};
+
+typedef struct tagChnoUsed
+{
+	WORD chno; //通道号按位占用
+	BYTE file; //文件号 处理乐器多于16种的情况
+	BYTE bank; //音源号 0xFF=全局SF2，other为指定音源
+
+	tagChnoUsed( BYTE bk, BYTE fi=0 )
+	{
+		bank = bk;
+		file = fi;
+		chno = 0;
+	}
+} TChnoUsed, *PTChnoUsed;
+
+typedef vector<TMidiTrack*> TMidiTrackList;
+
+class TMidi
+{
+private:
+	TMidiTrackList		m_lstMidiTracks;		//MIDI轨道列表
+	vector<PTChnoUsed> 	m_aChnoUsed;
+	int					m_nMidiFile;
+
+
+public:
+	TMidi(){m_nMidiFile = 0;};
+	~TMidi(){ClearMidiTracks();};
+
+	TMidiTrackList& MidiTrackList() { return m_lstMidiTracks; };
+	bool IsEmpty() { return m_lstMidiTracks.empty(); };
+	void ClearMidiTracks();
+	void ClearMidiTrackNotes();
+	int ClearEmptyTrack();
+
+	void SortMidiTracks(); //整理channel号
+
+	int GetMidiTrackIndex( BYTE file, BYTE chno );
+	TMidiTrack* FindMidiTrack( BYTE file, BYTE chno );
+	TMidiTrack* GetValidMidiTrack( vector<int>& lstStages, BYTE file, BYTE chno, BYTE bank, BYTE prog );
+ 	TMidiTrack* GetValidMidiTrack( int iStage, BYTE file, BYTE chno, BYTE bank, BYTE prog );
+
+	void CutStage( int iStage ); //分割段
+	void InsertStage( int iStage ); //插入空段
+	void RemoveStage( int iStage, bool bSort ); //删除段 bSort=不留空
+
+	TChnoUsed* GetChnoUsed( BYTE file, BYTE bank );
+	void AddMidiTrack( TMidiTrack* pCh, int iInd=-1 );
+	void AddChnoUsed( TChnoUsed* pCU );
+	void DeleteMidiTrack( TMidiTrack* pCh );
+	void DeleteChnoUsed( TChnoUsed* pCU );
+	BYTE GetValidFile( BYTE bank, BYTE chno );
+	void ChangMidiChno( int iMT, BYTE fiNew, BYTE chNew );
+
+	void InitNoteColor();
+	TColor GetNoteColor( int vol );
+	void ChangeNotesVolume( int iMT, int iSBar, int iEBar, BYTE volume );
+
+	void GetSpecBanks( vector<BYTE>& lstBank );
+	void SetSpecBanks( BANKMAPLIST& lstMap );
+	void WriteProj( FILE* pFile );
+	int ReadProj( FILE* pFile, DWORD dwVersion );
+};
+
+/***************************************************************************************/
+// 全局变量
+/***************************************************************************************/
+extern TMidi				g_Midi;					//MIDI轨道对象
+extern TMidiTrackList&		g_aMidiTracks;		//MIDI轨道列表
+extern int					g_iSelMidiTrack;		//当前处理的MIDI轨道
+
+#endif