1273 lines
46 KiB
C++
1273 lines
46 KiB
C++
//+-------------------------------------------------------------------------
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//
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// Microsoft Windows
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//
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// Copyright (c) 1998-2001 Microsoft Corporation
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//
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// File: ptrntrk.cpp
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//
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//--------------------------------------------------------------------------
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// PtrnTrk.cpp : Implementation of the Pattern Track info and state structs
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#include "PtrnTrk.h"
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#include "dmusici.h"
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#include "dmusicf.h"
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#include "debug.h"
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/////////////////////////////////////////////////////////////////////////////
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// PatternTrackState
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PatternTrackState::PatternTrackState() :
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m_pStyle(NULL),
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m_pSegState(NULL),
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m_pPerformance(NULL),
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m_mtPerformanceOffset(0),
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m_dwVirtualTrackID(0),
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m_pPatternTrack(NULL),
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m_pTrack(NULL),
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m_mtCurrentChordTime(0),
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m_mtNextChordTime(0),
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m_mtLaterChordTime(0),
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m_pPattern(NULL),
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m_pdwPChannels(NULL),
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m_pVariations(NULL),
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m_pdwVariationMask(NULL),
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m_pdwRemoveVariations(NULL),
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m_pmtPartOffset(NULL),
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m_nInversionGroupCount(0),
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m_fNewPattern(TRUE),
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m_fStateActive(TRUE),
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// m_fStatePlay(TRUE),
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m_pMappings(NULL),
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m_ppEventSeek(NULL),
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m_dwGroupID(0xffffffff),
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m_plVariationSeeds(NULL),
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m_nTotalGenerators(0),
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m_mtPatternStart(0),
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m_dwValidate(0),
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m_hrPlayCode(S_OK),
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m_pfChangedVariation(NULL)
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{
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ZeroMemory(&m_NextChord, sizeof(DMUS_CHORD_PARAM));
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wcscpy(m_CurrentChord.wszName, L"M7");
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m_CurrentChord.wMeasure = 0;
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m_CurrentChord.bBeat = 0;
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m_CurrentChord.bSubChordCount = 1;
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m_CurrentChord.bKey = 12;
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m_CurrentChord.dwScale = DEFAULT_SCALE_PATTERN;
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m_CurrentChord.bFlags = 0;
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for (int n = 0; n < DMUS_MAXSUBCHORD; n++)
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{
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m_CurrentChord.SubChordList[n].dwChordPattern = DEFAULT_CHORD_PATTERN;
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m_CurrentChord.SubChordList[n].dwScalePattern = DEFAULT_SCALE_PATTERN;
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m_CurrentChord.SubChordList[n].dwInversionPoints = 0xffffff;
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m_CurrentChord.SubChordList[n].dwLevels = 0xffffffff;
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m_CurrentChord.SubChordList[n].bChordRoot = 12; // 2C
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m_CurrentChord.SubChordList[n].bScaleRoot = 0;
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}
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for (int i = 0; i < INVERSIONGROUPLIMIT; i++)
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m_aInversionGroups[i].m_wGroupID = 0;
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}
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PatternTrackState::~PatternTrackState()
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{
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if (m_pmtPartOffset)
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delete [] m_pmtPartOffset;
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if (m_pdwPChannels)
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delete [] m_pdwPChannels;
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if (m_pVariations)
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delete [] m_pVariations;
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if (m_pdwVariationMask)
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delete [] m_pdwVariationMask;
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if (m_pdwRemoveVariations)
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delete [] m_pdwRemoveVariations;
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if (m_pMappings) delete [] m_pMappings;
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if (m_ppEventSeek) delete [] m_ppEventSeek;
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if (m_plVariationSeeds) delete [] m_plVariationSeeds;
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if (m_pPattern) m_pPattern->Release();
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if (m_pfChangedVariation)
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{
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delete [] m_pfChangedVariation;
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}
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}
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HRESULT PatternTrackState::InitPattern(CDirectMusicPattern* pTargetPattern, MUSIC_TIME mtNow, CDirectMusicPattern* pOldPattern)
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{
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m_fNewPattern = TRUE;
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m_mtPatternStart = mtNow;
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short nPartCount = (short) pTargetPattern->m_PartRefList.GetCount();
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// initialize an array to keep track of variations in parts.
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// if the current pattern is the same as the previous pattern,
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// use the existing array.
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if (m_pPattern != pTargetPattern || pOldPattern)
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{
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////////////////// create an array of variation bools //////////////////
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if (m_pfChangedVariation) delete [] m_pfChangedVariation;
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m_pfChangedVariation = new bool[nPartCount];
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if (!m_pfChangedVariation)
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{
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return E_OUTOFMEMORY;
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}
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////////////////// create an array of part offsets //////////////////
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if (m_pmtPartOffset != NULL) delete [] m_pmtPartOffset;
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m_pmtPartOffset = new MUSIC_TIME[nPartCount];
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if (!m_pmtPartOffset)
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{
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return E_OUTOFMEMORY;
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}
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////////////////// create an array of seek pointers //////////////////
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if (m_ppEventSeek) delete [] m_ppEventSeek;
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m_ppEventSeek = new CDirectMusicEventItem*[nPartCount];
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if (!m_ppEventSeek)
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{
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return E_OUTOFMEMORY;
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}
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////////////////// create and initialize PChannels //////////////////
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if (m_pdwPChannels != NULL) delete [] m_pdwPChannels;
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m_pdwPChannels = new DWORD[nPartCount];
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if (!m_pdwPChannels)
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{
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return E_OUTOFMEMORY;
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}
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TListItem<DirectMusicPartRef>* pPartRef = pTargetPattern->m_PartRefList.GetHead();
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for (int i = 0; pPartRef != NULL; pPartRef = pPartRef->GetNext(), i++)
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{
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m_pdwPChannels[i] = pPartRef->GetItemValue().m_dwLogicalPartID;
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}
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if (!pOldPattern ||
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pTargetPattern->m_strName != pOldPattern->m_strName ||
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nPartCount != pOldPattern->m_PartRefList.GetCount() )
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{
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////////////////// create and initialize variations //////////////////
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if (m_pVariations != NULL) delete [] m_pVariations;
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m_pVariations = new BYTE[nPartCount];
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if (!m_pVariations)
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{
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return E_OUTOFMEMORY;
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}
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if (m_pdwVariationMask != NULL) delete [] m_pdwVariationMask;
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m_pdwVariationMask = new DWORD[nPartCount];
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if (!m_pdwVariationMask)
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{
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return E_OUTOFMEMORY;
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}
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if (m_pdwRemoveVariations != NULL) delete [] m_pdwRemoveVariations;
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m_pdwRemoveVariations = new DWORD[nPartCount];
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if (!m_pdwRemoveVariations)
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{
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return E_OUTOFMEMORY;
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}
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for (int i = 0; i < nPartCount; i++)
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{
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m_pdwVariationMask[i] = 0;
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if ( (pTargetPattern->m_dwFlags & DMUS_PATTERNF_PERSIST_CONTROL) &&
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m_pPatternTrack &&
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m_pPatternTrack->m_pVariations &&
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m_pPatternTrack->m_pdwRemoveVariations )
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{
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m_pVariations[i] = m_pPatternTrack->m_pVariations[i];
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m_pdwRemoveVariations[i] = m_pPatternTrack->m_pdwRemoveVariations[i];
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}
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else
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{
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m_pVariations[i] = -1;
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m_pdwRemoveVariations[i] = 0;
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}
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}
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}
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}
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// initialize the part offset array and seek pointer array.
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for (int i = 0; i < nPartCount; i++)
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{
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m_pmtPartOffset[i] = 0;
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m_ppEventSeek[i] = NULL;
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}
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// Set up the new pattern.
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if (m_pPattern != pTargetPattern)
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{
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pTargetPattern->AddRef();
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if (m_pPattern) m_pPattern->Release();
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m_pPattern = pTargetPattern;
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}
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return S_OK;
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}
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// This assumes the time sig remains constant for the length of the segment.
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// If time sigs change, we won't necessarily have one generator per beat, but
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// this will still give consistent playback behavior under most circumstances;
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// the exception is a controlling segment that interupts somewhere after the
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// time signature changes.
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HRESULT PatternTrackState::InitVariationSeeds(long lBaseSeed)
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{
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// Get the Segment length
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MUSIC_TIME mtLength = 0;
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IDirectMusicSegment* pSegment = NULL;
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if (m_pSegState)
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{
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if (SUCCEEDED(m_pSegState->GetSegment(&pSegment)))
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{
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pSegment->GetLength(&mtLength);
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pSegment->Release();
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}
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}
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else
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{
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return E_POINTER;
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}
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// Get the current time sig and use it to get the number of beats in the segment
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DirectMusicTimeSig TimeSig = PatternTimeSig();
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int nBeats = TimeSig.ClocksToBeat(mtLength);
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// Create an array with the required number of beats, and use the Base Seed to
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// seed a random number generator at each beat
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if (m_plVariationSeeds) delete [] m_plVariationSeeds;
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m_plVariationSeeds = new CRandomNumbers[nBeats];
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if (!m_plVariationSeeds)
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{
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m_nTotalGenerators = 0;
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return E_OUTOFMEMORY;
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}
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else
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{
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m_nTotalGenerators = nBeats;
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for (int i = 0; i < nBeats; i++)
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{
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m_plVariationSeeds[i].Seed(lBaseSeed);
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lBaseSeed = m_plVariationSeeds[i].Next();
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}
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return S_OK;
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}
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}
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HRESULT PatternTrackState::RemoveVariationSeeds()
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{
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if (m_plVariationSeeds) delete [] m_plVariationSeeds;
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m_plVariationSeeds = NULL;
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m_nTotalGenerators = 0;
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return S_OK;
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}
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long PatternTrackState::RandomVariation(MUSIC_TIME mtTime, long lModulus)
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{
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if (m_plVariationSeeds)
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{
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DirectMusicTimeSig TimeSig = PatternTimeSig();
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int nBeat = TimeSig.ClocksToBeat(mtTime);
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// In case time sigs change somehow, make sure we get a valid generator
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if (nBeat >= m_nTotalGenerators) nBeat = m_nTotalGenerators - 1;
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return m_plVariationSeeds[nBeat].Next(lModulus);
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}
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else
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{
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// regular old rand...
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return rand() % lModulus;
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}
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}
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void PatternTrackState::GetNextChord(MUSIC_TIME mtNow, MUSIC_TIME mtOffset, IDirectMusicPerformance* pPerformance, BOOL fStart, BOOL fSkipVariations)
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{
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HRESULT hr = S_OK;
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{
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hr = pPerformance->GetParam(GUID_ChordParam, m_dwGroupID, DMUS_SEG_ANYTRACK, mtNow + mtOffset,
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&m_mtNextChordTime, (void*) &m_CurrentChord);
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if (SUCCEEDED(hr))
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{
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m_mtCurrentChordTime = mtNow;
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if (m_mtNextChordTime) m_mtNextChordTime += mtNow;
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TraceI(4, "[1] Offset: %d Next Chord: %d\n", mtOffset, m_mtNextChordTime);
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#ifdef DBG
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if (!m_CurrentChord.bSubChordCount)
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{
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Trace(2, "Warning: Attempt to get a chord resulted in a chord with no subchords.\n");
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}
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#endif
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}
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}
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// instead of failing here completely, I'll just give m_mtNextChordTime and m_CurrentChord
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// fallback values
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if (FAILED(hr))
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{
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m_mtCurrentChordTime = 0;
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m_mtNextChordTime = 0;
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if (!m_pStyle || !m_pStyle->UsingDX8()) // otherwise use current chord info
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{
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wcscpy(m_CurrentChord.wszName, L"M7");
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m_CurrentChord.wMeasure = 0;
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m_CurrentChord.bBeat = 0;
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m_CurrentChord.bSubChordCount = 1;
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m_CurrentChord.bKey = 12;
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m_CurrentChord.dwScale = DEFAULT_SCALE_PATTERN;
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m_CurrentChord.SubChordList[0].dwChordPattern = DEFAULT_CHORD_PATTERN;
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m_CurrentChord.SubChordList[0].dwScalePattern = DEFAULT_SCALE_PATTERN;
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m_CurrentChord.SubChordList[0].dwInversionPoints = 0xffffff;
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m_CurrentChord.SubChordList[0].dwLevels = 0xffffffff;
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m_CurrentChord.SubChordList[0].bChordRoot = 12; // 2C
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m_CurrentChord.SubChordList[0].bScaleRoot = 0;
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}
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}
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TraceI(3, "Current Chord: %d %s [%d] HRESULT: %x\n",
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m_CurrentChord.SubChordList[0].bChordRoot, m_CurrentChord.wszName, mtNow, hr);
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if (m_mtNextChordTime > 0)
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{
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hr = pPerformance->GetParam(GUID_ChordParam, m_dwGroupID, DMUS_SEG_ANYTRACK, m_mtNextChordTime + mtOffset,
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&m_mtLaterChordTime, (void*) &m_NextChord);
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if (SUCCEEDED(hr))
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{
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if (m_mtLaterChordTime) m_mtLaterChordTime += m_mtNextChordTime;
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TraceI(4, "[3] Offset: %d Later Chord: %d\n", mtOffset, m_mtLaterChordTime);
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#ifdef DBG
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if (!m_NextChord.bSubChordCount)
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{
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Trace(2, "Warning: Attempt to get a chord resulted in a chord with no subchords.\n");
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}
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#endif
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}
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}
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if (!fSkipVariations)
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{
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// Select a variation for each part in the pattern, based on the moaw and the
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// previous and next chords.
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DWORD dwFlags = 0;
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if (m_fNewPattern) dwFlags |= COMPUTE_VARIATIONSF_NEW_PATTERN;
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if (fStart) dwFlags |= COMPUTE_VARIATIONSF_START;
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if (m_pStyle && m_pStyle->UsingDX8()) dwFlags |= COMPUTE_VARIATIONSF_DX8;
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m_pPattern->ComputeVariations(dwFlags, m_CurrentChord, m_NextChord,
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m_abVariationGroups, m_pdwVariationMask, m_pdwRemoveVariations, m_pVariations, mtNow, m_mtNextChordTime, this);
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m_fNewPattern = FALSE;
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if ( (m_pPattern->m_dwFlags & DMUS_PATTERNF_PERSIST_CONTROL) &&
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m_pPatternTrack &&
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m_pPatternTrack->m_pVariations &&
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m_pPatternTrack->m_pdwRemoveVariations)
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{
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// update track's m_pVariations and m_pdwRemoveVariations (for each part)
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for (int i = 0; i < m_pPattern->m_PartRefList.GetCount(); i++)
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{
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m_pPatternTrack->m_pVariations[i] = m_pVariations[i];
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m_pPatternTrack->m_pdwRemoveVariations[i] = m_pdwRemoveVariations[i];
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}
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}
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}
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}
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DMStyleStruct* PatternTrackState::FindStyle(MUSIC_TIME mtTime, MUSIC_TIME& rmtTime)
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{
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IDMStyle* pStyle = NULL;
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DMStyleStruct* pResult = NULL;
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if (m_pPatternTrack && m_pPatternTrack->m_pISList.GetHead())
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{
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TListItem<StylePair>* pScan = m_pPatternTrack->m_pISList.GetHead();
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for(; pScan; pScan = pScan->GetNext())
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{
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if (pScan->GetItemValue().m_pStyle) break;
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}
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if (pScan)
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{
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pStyle = pScan->GetItemValue().m_pStyle;
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for(pScan = pScan->GetNext(); pScan; pScan = pScan->GetNext())
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{
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StylePair& rScan = pScan->GetItemValue();
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if (rScan.m_pStyle)
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{
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if ( mtTime < rScan.m_mtTime) break;
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pStyle = rScan.m_pStyle;
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}
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}
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rmtTime = (pScan != NULL) ? pScan->GetItemValue().m_mtTime : 0;
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if (pStyle)
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{
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pStyle->GetStyleInfo((void**)&pResult);
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}
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else
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{
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return NULL;
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}
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}
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}
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return pResult;
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}
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DWORD PatternTrackState::Variations(DirectMusicPartRef&, int nPartIndex)
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{
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return (m_pVariations[nPartIndex] == 0xff) ? 0 : (1 << m_pVariations[nPartIndex]);
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}
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BOOL PatternTrackState::PlayAsIs()
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{
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return FALSE;
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}
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BOOL PatternTrackState::MapPChannel(DWORD dwPChannel, DWORD& dwMapPChannel)
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{
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for (DWORD dw = 0; dw < m_pPatternTrack->m_dwPChannels; dw++)
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{
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if (m_pPatternTrack->m_pdwPChannels[dw] == dwPChannel)
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{
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dwMapPChannel = m_pMappings[dw].m_dwPChannelMap;
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return m_pMappings[dw].m_fMute;
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}
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}
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dwMapPChannel = 0;
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return FALSE;
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}
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inline int RandomExp(BYTE bRange)
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{
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int nResult = 0;
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if (0 <= bRange && bRange <= 190)
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{
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nResult = bRange;
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}
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else if (191 <= bRange && bRange <= 212)
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{
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nResult = ((bRange - 190) * 5) + 190;
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}
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else if (213 <= bRange && bRange <= 232)
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{
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nResult = ((bRange - 212) * 10) + 300;
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}
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else // bRange > 232
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{
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nResult = ((bRange - 232) * 50) + 500;
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}
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return (rand() % nResult) - (nResult >> 1);
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}
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HRESULT PatternTrackState::PlayParts(MUSIC_TIME mtStart,
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MUSIC_TIME mtEnd,
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MUSIC_TIME mtOffset,
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REFERENCE_TIME rtOffset,
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MUSIC_TIME mtSection,
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IDirectMusicPerformance* pPerformance,
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DWORD dwPartFlags,
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DWORD dwPlayFlags,
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bool& rfReLoop)
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{
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if (dwPlayFlags & DMUS_TRACKF_PLAY_OFF)
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{
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return S_OK;
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}
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if (!m_pPattern) // This shouldn't happen
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{
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return DMUS_E_NOT_INIT;
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}
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HRESULT hr = S_OK;
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bool fClockTime = (dwPartFlags & PLAYPARTSF_CLOCKTIME) ? true : false;
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bool fStart = (dwPartFlags & PLAYPARTSF_START) ? true : false;
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bool fGetChordStart = fStart;
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bool fFirstCall = (dwPartFlags & PLAYPARTSF_FIRST_CALL) ? true : false;
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bool fReloop = (dwPartFlags & PLAYPARTSF_RELOOP) ? true : false;
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bool fFlush = (dwPartFlags & PLAYPARTSF_FLUSH) ? true : false;
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MUSIC_TIME mtNewChord = mtStart;
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TListItem<DirectMusicPartRef>* pPartRef = m_pPattern->m_PartRefList.GetHead();
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|
for (short i = 0; pPartRef != NULL; pPartRef = pPartRef->GetNext(), i++)
|
|
{
|
|
m_pfChangedVariation[i] = false;
|
|
MUSIC_TIME mtFinish = mtEnd;
|
|
CurveSeek Curves;
|
|
MUSIC_TIME mtNow = 0;
|
|
DirectMusicPart* pPart = pPartRef->GetItemValue().m_pDMPart;
|
|
DirectMusicTimeSig& TimeSig =
|
|
(pPart->m_timeSig.m_bBeat != 0) ? pPart->m_timeSig : PatternTimeSig();
|
|
MUSIC_TIME mtPartLength = TimeSig.ClocksPerMeasure() * pPart->m_wNumMeasures;
|
|
if (fFirstCall)
|
|
{
|
|
if (fFlush)
|
|
{
|
|
GetNextMute(pPartRef->GetItemValue().m_dwLogicalPartID, 0, mtStart, mtOffset, pPerformance, fClockTime);
|
|
m_ppEventSeek[i] = NULL;
|
|
}
|
|
if (fStart)
|
|
{
|
|
m_pmtPartOffset[i] = 0;
|
|
}
|
|
if (mtPartLength)
|
|
{
|
|
while (mtStart >= mtSection + m_pmtPartOffset[i] + mtPartLength)
|
|
{
|
|
m_pmtPartOffset[i] += mtPartLength;
|
|
}
|
|
}
|
|
if (mtFinish > mtSection + m_pmtPartOffset[i] + mtPartLength)
|
|
{
|
|
rfReLoop = TRUE;
|
|
mtFinish = mtSection + m_pmtPartOffset[i] + mtPartLength;
|
|
}
|
|
}
|
|
if (!fReloop || mtFinish > mtSection + m_pmtPartOffset[i] + mtPartLength)
|
|
{
|
|
if (fReloop)
|
|
{
|
|
m_pmtPartOffset[i] += mtPartLength;
|
|
}
|
|
CDirectMusicEventItem* pEvent = NULL;
|
|
if (fFirstCall) pEvent = m_ppEventSeek[i];
|
|
if (!pEvent) pEvent = pPart->EventList.GetHead();
|
|
BumpTime(pEvent, TimeSig, mtSection + m_pmtPartOffset[i], mtNow);
|
|
if (pEvent)
|
|
{
|
|
GetNextMute(pPartRef->GetItemValue().m_dwLogicalPartID, mtStart, mtNow, mtOffset, pPerformance, fClockTime);
|
|
}
|
|
while (pEvent != NULL && mtNow < mtFinish)
|
|
{
|
|
if (fFirstCall && fStart &&
|
|
mtNow < mtStart &&
|
|
pEvent->m_dwEventTag == DMUS_EVENT_CURVE)
|
|
{
|
|
if (Variations(pPartRef->GetItemValue(), i) &
|
|
pEvent->m_dwVariation)
|
|
{
|
|
TraceI(4, "Found a curve\n");
|
|
Curves.AddCurve(pEvent, mtNow);
|
|
}
|
|
}
|
|
if (mtNow >= mtStart)
|
|
{
|
|
if (mtNow < mtNewChord)
|
|
{
|
|
// Revert to the chord in effect at mtNow
|
|
TraceI(4, "WARNING: Reverting to chord at %d\n", mtNow);
|
|
GetNextChord(mtNow, mtOffset, pPerformance, (dwPartFlags & PLAYPARTSF_START) ? true : false);
|
|
mtNewChord = mtNow;
|
|
}
|
|
else if ((mtNow >= m_mtNextChordTime) || m_mtNextChordTime == 0)
|
|
{
|
|
TraceI(4, "Getting new chord. Now: %d Next: %d\n", mtNow, m_mtNextChordTime);
|
|
GetNextChord(mtNow, mtOffset, pPerformance, fGetChordStart);
|
|
mtNewChord = mtNow;
|
|
fGetChordStart = false;
|
|
}
|
|
TraceI(4, "Play %d (%d + %d + %d)\n", mtNow, TimeSig.GridToClocks(pEvent->m_nGridStart), mtSection, m_pmtPartOffset[i]);
|
|
PlayPatternEvent(
|
|
mtNow,
|
|
pEvent,
|
|
TimeSig,
|
|
mtSection + m_pmtPartOffset[i],
|
|
mtOffset,
|
|
rtOffset,
|
|
pPerformance,
|
|
i,
|
|
pPartRef->GetItemValue(),
|
|
fClockTime,
|
|
0,
|
|
m_pfChangedVariation[i]);
|
|
}
|
|
pEvent = pEvent->GetNext();
|
|
BumpTime(pEvent, TimeSig, mtSection + m_pmtPartOffset[i], mtNow);
|
|
MUSIC_TIME mtMute = pEvent ? mtNow : mtFinish - 1;
|
|
GetNextMute(pPartRef->GetItemValue().m_dwLogicalPartID, mtStart, mtMute, mtOffset, pPerformance, fClockTime);
|
|
}
|
|
m_ppEventSeek[i] = pEvent;
|
|
// If we've got curve events, send them now
|
|
if (fFirstCall && fStart)
|
|
{
|
|
TraceI(4, "Playing curves (after loop)\n");
|
|
Curves.PlayCurves(this,
|
|
TimeSig,
|
|
mtSection + m_pmtPartOffset[i],
|
|
mtOffset,
|
|
rtOffset,
|
|
pPerformance,
|
|
i,
|
|
pPartRef->GetItemValue(),
|
|
fClockTime,
|
|
mtStart - (mtSection + m_pmtPartOffset[i]));
|
|
}
|
|
}
|
|
}
|
|
return hr;
|
|
}
|
|
|
|
// when creating a note event, both the passed in offset and the note's offset must
|
|
// be added to the note's time
|
|
void PatternTrackState::PlayPatternEvent(
|
|
MUSIC_TIME mtNow,
|
|
CDirectMusicEventItem* pEventItem,
|
|
DirectMusicTimeSig& TimeSig,
|
|
MUSIC_TIME mtPartOffset,
|
|
MUSIC_TIME mtSegmentOffset,
|
|
REFERENCE_TIME rtOffset,
|
|
IDirectMusicPerformance* pPerformance,
|
|
short nPart,
|
|
DirectMusicPartRef& rPartRef,
|
|
BOOL fClockTime,
|
|
MUSIC_TIME mtPartStart,
|
|
bool& rfChangedVariation)
|
|
{
|
|
DMUS_NOTE_PMSG* pNote = NULL;
|
|
DMUS_CURVE_PMSG* pCurve = NULL;
|
|
DWORD dwMapPChannel = 0;
|
|
BOOL fMute = MapPChannel(rPartRef.m_dwLogicalPartID, dwMapPChannel);
|
|
if ( (!fMute) &&
|
|
(Variations(rPartRef, nPart) & pEventItem->m_dwVariation) )
|
|
{
|
|
CDMStyleCurve* pCurveEvent = NULL;
|
|
CDMStyleNote* pNoteEvent = NULL;
|
|
CDMStyleMarker* pMarkerEvent = NULL;
|
|
if (pEventItem->m_dwEventTag == DMUS_EVENT_MARKER) // we have a marker event
|
|
{
|
|
// If we're not ignoring marker events and we've hit a variation stop point that's
|
|
// either not chord-aligned or on the chord, then get a new variation.
|
|
pMarkerEvent = (CDMStyleMarker*)pEventItem;
|
|
if ( (rPartRef.m_pDMPart && (rPartRef.m_pDMPart->m_dwFlags & DMUS_PARTF_USE_MARKERS)) &&
|
|
(pMarkerEvent->m_wFlags & DMUS_MARKERF_STOP) &&
|
|
(mtNow != m_mtPatternStart) &&
|
|
(!(pMarkerEvent->m_wFlags & DMUS_MARKERF_CHORD_ALIGN) ||
|
|
(mtNow == m_mtCurrentChordTime) ||
|
|
(mtNow == m_mtNextChordTime)) )
|
|
{
|
|
TraceI(3, "Computing variations at %d Pattern start: %d...\n", mtNow, m_mtPatternStart);
|
|
DWORD dwFlags = COMPUTE_VARIATIONSF_NEW_PATTERN | COMPUTE_VARIATIONSF_MARKER;
|
|
if ((pMarkerEvent->m_wFlags & DMUS_MARKERF_CHORD_ALIGN))
|
|
{
|
|
dwFlags |= COMPUTE_VARIATIONSF_CHORD_ALIGN;
|
|
}
|
|
if (m_pStyle && m_pStyle->UsingDX8()) dwFlags |= COMPUTE_VARIATIONSF_DX8;
|
|
if (rfChangedVariation) dwFlags |= COMPUTE_VARIATIONSF_CHANGED;
|
|
m_pPattern->ComputeVariationGroup(
|
|
rPartRef,
|
|
nPart,
|
|
dwFlags,
|
|
m_CurrentChord,
|
|
m_NextChord,
|
|
m_abVariationGroups,
|
|
m_pdwVariationMask,
|
|
m_pdwRemoveVariations,
|
|
m_pVariations,
|
|
mtNow + pMarkerEvent->m_nTimeOffset,
|
|
m_mtNextChordTime,
|
|
this);
|
|
rfChangedVariation = true;
|
|
if ( (m_pPattern->m_dwFlags & DMUS_PATTERNF_PERSIST_CONTROL) &&
|
|
m_pPatternTrack &&
|
|
m_pPatternTrack->m_pVariations &&
|
|
m_pPatternTrack->m_pdwRemoveVariations )
|
|
{
|
|
// update track's m_pVariations and m_pdwRemoveVariations (for this part)
|
|
m_pPatternTrack->m_pVariations[nPart] = m_pVariations[nPart];
|
|
m_pPatternTrack->m_pdwRemoveVariations[nPart] = m_pdwRemoveVariations[nPart];
|
|
}
|
|
}
|
|
else
|
|
{
|
|
TraceI(3, "NOT computing variations at %d Pattern start: %d Chord times: %d, %d Flags: %x\n",
|
|
mtNow, m_mtPatternStart, m_mtCurrentChordTime, m_mtNextChordTime, pMarkerEvent->m_wFlags);
|
|
}
|
|
}
|
|
else if (pEventItem->m_dwEventTag == DMUS_EVENT_CURVE) // we have a curve event
|
|
{
|
|
pCurveEvent = (CDMStyleCurve*)pEventItem;
|
|
if (SUCCEEDED(pPerformance->AllocPMsg( sizeof(DMUS_CURVE_PMSG),
|
|
(DMUS_PMSG**) &pCurve)))
|
|
{
|
|
MUSIC_TIME mtSegmentTime = TimeSig.GridToClocks(pCurveEvent->m_nGridStart) +
|
|
pCurveEvent->m_nTimeOffset + mtPartOffset;
|
|
if (fClockTime)
|
|
{
|
|
pCurve->wMeasure = 0;
|
|
pCurve->bBeat = 0;
|
|
pCurve->bGrid = 0;
|
|
pCurve->nOffset = pCurveEvent->m_nTimeOffset;
|
|
pCurve->rtTime = (mtSegmentTime * REF_PER_MIL) + rtOffset;
|
|
pCurve->dwFlags = DMUS_PMSGF_REFTIME | DMUS_PMSGF_LOCKTOREFTIME;
|
|
}
|
|
else
|
|
{
|
|
pCurve->wMeasure = (WORD)TimeSig.GridsToMeasure(pCurveEvent->m_nGridStart);
|
|
pCurve->bBeat = (BYTE)TimeSig.GridsToBeat(pCurveEvent->m_nGridStart);
|
|
pCurve->bGrid = (BYTE)TimeSig.GridOffset(pCurveEvent->m_nGridStart);
|
|
pCurve->nOffset = pCurveEvent->m_nTimeOffset;
|
|
pCurve->mtTime = mtSegmentTime + mtSegmentOffset;
|
|
pCurve->dwFlags = DMUS_PMSGF_MUSICTIME;
|
|
}
|
|
pCurve->mtResetDuration = pCurveEvent->m_mtResetDuration;
|
|
pCurve->mtDuration = pCurveEvent->m_mtDuration;
|
|
pCurve->nResetValue = pCurveEvent->m_nResetValue;
|
|
pCurve->bFlags = pCurveEvent->m_bFlags;
|
|
pCurve->dwType = DMUS_PMSGT_CURVE;
|
|
pCurve->dwPChannel = dwMapPChannel;
|
|
pCurve->dwVirtualTrackID = m_dwVirtualTrackID; // ??
|
|
pCurve->nStartValue = pCurveEvent->m_StartValue; // curve's start value
|
|
pCurve->nEndValue = pCurveEvent->m_EndValue; // curve's end value
|
|
pCurve->bType = pCurveEvent->m_bEventType; // type of curve
|
|
pCurve->bCurveShape = pCurveEvent->m_bCurveShape; // shape of curve
|
|
pCurve->bCCData = pCurveEvent->m_bCCData; // CC# if this is a control change type
|
|
pCurve->dwGroupID = m_dwGroupID;
|
|
pCurve->wParamType = pCurveEvent->m_wParamType;
|
|
pCurve->wMergeIndex = pCurveEvent->m_wMergeIndex;
|
|
// Set the DX8 flag to indicate the wMergeIndex and wParamType fields are valid.
|
|
pCurve->dwFlags |= DMUS_PMSGF_DX8;
|
|
if (mtPartStart) // only set on invalidation
|
|
{
|
|
MUSIC_TIME mtOffset = mtPartOffset + mtSegmentOffset;
|
|
if (pCurve->mtTime + pCurve->mtDuration >= mtPartStart + mtOffset)
|
|
{
|
|
pCurve->mtOriginalStart = pCurve->mtTime;
|
|
pCurve->mtTime = mtPartStart + mtOffset;
|
|
}
|
|
else
|
|
{
|
|
pCurve->mtResetDuration -= (mtPartStart + mtOffset - pCurve->mtTime);
|
|
if (pCurve->mtResetDuration < 0) pCurve->mtResetDuration = 0;
|
|
pCurve->mtTime = mtPartStart + mtOffset;
|
|
pCurve->bCurveShape = DMUS_CURVES_INSTANT;
|
|
}
|
|
}
|
|
IDirectMusicGraph* pGraph;
|
|
if( SUCCEEDED( m_pSegState->QueryInterface( IID_IDirectMusicGraph,
|
|
(void**)&pGraph )))
|
|
{
|
|
pGraph->StampPMsg( (DMUS_PMSG*)pCurve );
|
|
pGraph->Release();
|
|
}
|
|
if(FAILED(pPerformance->SendPMsg( (DMUS_PMSG*)pCurve)))
|
|
{
|
|
pPerformance->FreePMsg( (DMUS_PMSG*)pCurve);
|
|
}
|
|
}
|
|
}
|
|
else if (pEventItem->m_dwEventTag == DMUS_EVENT_NOTE) // we have a note event
|
|
{
|
|
pNoteEvent = (CDMStyleNote*)pEventItem;
|
|
BYTE bPlayModeFlags =
|
|
(pNoteEvent->m_bPlayModeFlags & DMUS_PLAYMODE_NONE) ?
|
|
rPartRef.m_pDMPart->m_bPlayModeFlags :
|
|
pNoteEvent->m_bPlayModeFlags;
|
|
BYTE bMidiValue = 0;
|
|
short nMidiOffset = 0;
|
|
HRESULT hr = rPartRef.ConvertMusicValue(pNoteEvent,
|
|
m_CurrentChord,
|
|
bPlayModeFlags,
|
|
PlayAsIs(),
|
|
m_aInversionGroups,
|
|
pPerformance,
|
|
bMidiValue,
|
|
nMidiOffset);
|
|
if (SUCCEEDED(hr) &&
|
|
SUCCEEDED(pPerformance->AllocPMsg( sizeof(DMUS_NOTE_PMSG),
|
|
(DMUS_PMSG**) &pNote)))
|
|
{
|
|
pNote->bFlags = DMUS_NOTEF_NOTEON | pNoteEvent->m_bFlags;
|
|
MUSIC_TIME mtSegmentTime = TimeSig.GridToClocks(pNoteEvent->m_nGridStart) +
|
|
pNoteEvent->m_nTimeOffset + mtPartOffset;
|
|
if (fClockTime)
|
|
{
|
|
pNote->wMeasure = 0;
|
|
pNote->bBeat = 0;
|
|
pNote->bGrid = 0;
|
|
pNote->nOffset = pNoteEvent->m_nTimeOffset;
|
|
pNote->rtTime = (mtSegmentTime * REF_PER_MIL) + rtOffset;
|
|
pNote->dwFlags = DMUS_PMSGF_REFTIME | DMUS_PMSGF_LOCKTOREFTIME;
|
|
}
|
|
else
|
|
{
|
|
pNote->wMeasure = (WORD)TimeSig.GridsToMeasure(pNoteEvent->m_nGridStart);
|
|
pNote->bBeat = (BYTE)TimeSig.GridsToBeat(pNoteEvent->m_nGridStart);
|
|
pNote->bGrid = (BYTE)TimeSig.GridOffset(pNoteEvent->m_nGridStart);
|
|
pNote->nOffset = pNoteEvent->m_nTimeOffset;
|
|
pNote->mtTime = mtSegmentTime + mtSegmentOffset;
|
|
pNote->dwFlags = DMUS_PMSGF_MUSICTIME;
|
|
}
|
|
// time needs be jiggled by pNoteEvent->m_bTimeRange
|
|
if (pNoteEvent->m_bTimeRange)
|
|
pNote->mtTime += RandomExp(pNoteEvent->m_bTimeRange);
|
|
pNote->mtDuration = pNoteEvent->m_mtDuration;
|
|
// duration needs be jiggled by pNoteEvent->m_bDurRange
|
|
if (pNoteEvent->m_bDurRange)
|
|
pNote->mtDuration += RandomExp(pNoteEvent->m_bDurRange);
|
|
// (rand() % pNoteEvent->m_bDurRange) - (pNoteEvent->m_bDurRange >> 1);
|
|
pNote->bVelocity = pNoteEvent->m_bVelocity;
|
|
// velocity needs be jiggled by pNoteEvent->m_bVelRange
|
|
if (pNoteEvent->m_bVelRange)
|
|
pNote->bVelocity +=
|
|
(rand() % pNoteEvent->m_bVelRange) - (pNoteEvent->m_bVelRange >> 1);
|
|
if (pNote->bVelocity < 1) pNote->bVelocity = 1;
|
|
if (pNote->bVelocity > 127) pNote->bVelocity = 127;
|
|
pNote->wMusicValue = pNoteEvent->m_wMusicValue;
|
|
pNote->bMidiValue = bMidiValue;
|
|
pNote->dwType = DMUS_PMSGT_NOTE;
|
|
pNote->bPlayModeFlags = bPlayModeFlags;
|
|
pNote->dwPChannel = dwMapPChannel;
|
|
pNote->dwVirtualTrackID = m_dwVirtualTrackID; // ??
|
|
pNote->bSubChordLevel = rPartRef.m_bSubChordLevel;
|
|
pNote->dwGroupID = m_dwGroupID;
|
|
pNote->bTimeRange = pNoteEvent->m_bTimeRange;
|
|
pNote->bDurRange = pNoteEvent->m_bDurRange;
|
|
pNote->bVelRange = pNoteEvent->m_bVelRange;
|
|
pNote->cTranspose = (char) nMidiOffset;
|
|
|
|
IDirectMusicGraph* pGraph;
|
|
if( SUCCEEDED( m_pSegState->QueryInterface( IID_IDirectMusicGraph,
|
|
(void**)&pGraph )))
|
|
{
|
|
pGraph->StampPMsg( (DMUS_PMSG*)pNote );
|
|
pGraph->Release();
|
|
}
|
|
|
|
if (pNote->dwFlags & DMUS_PMSGF_REFTIME)
|
|
{
|
|
TraceI(5, "PLAY %d @%d\n", rPartRef.m_dwLogicalPartID,
|
|
(MUSIC_TIME) (pNote->rtTime/REF_PER_MIL));
|
|
}
|
|
else
|
|
{
|
|
TraceI(5, "PLAY %d @%d: %x [%d]{%x}\n", rPartRef.m_dwLogicalPartID, pNote->mtTime,
|
|
pNote->wMusicValue, pNote->bMidiValue, Variations(rPartRef, nPart));
|
|
}
|
|
if(FAILED(pPerformance->SendPMsg( (DMUS_PMSG*)pNote) ))
|
|
{
|
|
pPerformance->FreePMsg( (DMUS_PMSG*)pNote);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
void PatternTrackState::SendTimeSigMessage(MUSIC_TIME mtNow, MUSIC_TIME mtOffset, MUSIC_TIME mtTime, IDirectMusicPerformance* pPerformance)
|
|
{
|
|
if (!m_pStyle) return;
|
|
IDirectMusicGraph* pGraph = NULL;
|
|
DMUS_TIMESIG_PMSG* pTimeSig;
|
|
if( FAILED( m_pSegState->QueryInterface( IID_IDirectMusicGraph,
|
|
(void**)&pGraph )))
|
|
{
|
|
pGraph = NULL;
|
|
}
|
|
if( SUCCEEDED( pPerformance->AllocPMsg( sizeof(DMUS_TIMESIG_PMSG),
|
|
(DMUS_PMSG**)&pTimeSig )))
|
|
{
|
|
if( mtTime < mtNow )
|
|
{
|
|
// this only happens in the case where we've puposefully seeked
|
|
// and need to time stamp this event with the start time
|
|
pTimeSig->mtTime = mtNow + mtOffset;
|
|
}
|
|
else
|
|
{
|
|
pTimeSig->mtTime = mtTime + mtOffset;
|
|
}
|
|
pTimeSig->bBeatsPerMeasure = m_pStyle->m_TimeSignature.m_bBeatsPerMeasure;
|
|
pTimeSig->bBeat = m_pStyle->m_TimeSignature.m_bBeat;
|
|
pTimeSig->wGridsPerBeat = m_pStyle->m_TimeSignature.m_wGridsPerBeat;
|
|
pTimeSig->dwFlags |= DMUS_PMSGF_MUSICTIME;
|
|
pTimeSig->dwVirtualTrackID = m_dwVirtualTrackID;
|
|
pTimeSig->dwType = DMUS_PMSGT_TIMESIG;
|
|
pTimeSig->dwGroupID = m_dwGroupID;
|
|
|
|
if( pGraph )
|
|
{
|
|
pGraph->StampPMsg( (DMUS_PMSG*)pTimeSig );
|
|
pGraph->Release();
|
|
}
|
|
TraceI(3, "TimeSigtrk: TimeSig event\n");
|
|
if(FAILED(pPerformance->SendPMsg( (DMUS_PMSG*)pTimeSig )))
|
|
{
|
|
pPerformance->FreePMsg( (DMUS_PMSG*)pTimeSig );
|
|
}
|
|
}
|
|
}
|
|
|
|
// send measure and beat notifications
|
|
MUSIC_TIME PatternTrackState::NotifyMeasureBeat(
|
|
MUSIC_TIME mtStart, MUSIC_TIME mtEnd, MUSIC_TIME mtOffset, IDirectMusicPerformance* pPerformance, DWORD dwFlags )
|
|
{
|
|
if (dwFlags & DMUS_TRACKF_NOTIFY_OFF)
|
|
{
|
|
return S_OK;
|
|
}
|
|
|
|
DMUS_NOTIFICATION_PMSG* pEvent = NULL;
|
|
BYTE bCurrentBeat;
|
|
WORD wCurrentMeasure;
|
|
DirectMusicTimeSig& rTimeSig = PatternTimeSig();
|
|
|
|
// now actually generate the beat events.
|
|
// Generate events that are on beat boundaries, from mtStart to mtEnd
|
|
long lQuantize = ( DMUS_PPQ * 4 ) / rTimeSig.m_bBeat;
|
|
long lAbsoluteBeat = mtStart / lQuantize;
|
|
|
|
bCurrentBeat = (BYTE) (lAbsoluteBeat % rTimeSig.m_bBeatsPerMeasure);
|
|
wCurrentMeasure = (WORD) (lAbsoluteBeat / rTimeSig.m_bBeatsPerMeasure);
|
|
while( mtStart < mtEnd )
|
|
{
|
|
if( SUCCEEDED( pPerformance->AllocPMsg( sizeof(DMUS_NOTIFICATION_PMSG),
|
|
(DMUS_PMSG**)&pEvent )))
|
|
{
|
|
pEvent->dwField1 = 0;
|
|
pEvent->dwField2 = 0;
|
|
pEvent->dwType = DMUS_PMSGT_NOTIFICATION;
|
|
pEvent->mtTime = mtStart + mtOffset;
|
|
pEvent->dwFlags = DMUS_PMSGF_MUSICTIME | DMUS_PMSGF_TOOL_ATTIME;
|
|
m_pSegState->QueryInterface(IID_IUnknown, (void**)&pEvent->punkUser);
|
|
|
|
pEvent->dwNotificationOption = DMUS_NOTIFICATION_MEASUREBEAT;
|
|
pEvent->dwField1 = bCurrentBeat;
|
|
pEvent->dwField2 = wCurrentMeasure;
|
|
pEvent->guidNotificationType = GUID_NOTIFICATION_MEASUREANDBEAT;
|
|
pEvent->dwGroupID = m_dwGroupID;
|
|
|
|
IDirectMusicGraph* pGraph;
|
|
if( SUCCEEDED( m_pSegState->QueryInterface( IID_IDirectMusicGraph,
|
|
(void**)&pGraph )))
|
|
{
|
|
pGraph->StampPMsg((DMUS_PMSG*) pEvent );
|
|
pGraph->Release();
|
|
}
|
|
if(FAILED(pPerformance->SendPMsg((DMUS_PMSG*) pEvent )))
|
|
{
|
|
pPerformance->FreePMsg( (DMUS_PMSG*)pEvent);;
|
|
}
|
|
}
|
|
bCurrentBeat++;
|
|
if( bCurrentBeat >= rTimeSig.m_bBeatsPerMeasure )
|
|
{
|
|
bCurrentBeat = 0;
|
|
wCurrentMeasure++;
|
|
}
|
|
mtStart += lQuantize;
|
|
}
|
|
return mtEnd;
|
|
}
|
|
|
|
MUSIC_TIME PatternTrackState::PartOffset(int nPartIndex)
|
|
{
|
|
return m_pmtPartOffset[nPartIndex];
|
|
}
|
|
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
// PatternTrackInfo
|
|
|
|
PatternTrackInfo::PatternTrackInfo() :
|
|
m_fNotifyMeasureBeat(FALSE), m_dwPChannels(0), m_pdwPChannels(NULL),
|
|
m_fActive(TRUE),
|
|
// m_fTrackPlay(TRUE),
|
|
m_fStateSetBySetParam(FALSE),
|
|
// m_fStatePlaySetBySetParam(FALSE),
|
|
m_fChangeStateMappings(FALSE),
|
|
m_lRandomNumberSeed(0),
|
|
m_dwValidate(0),
|
|
m_pVariations(NULL),
|
|
m_pdwRemoveVariations(NULL)
|
|
{
|
|
}
|
|
|
|
PatternTrackInfo::PatternTrackInfo(
|
|
const PatternTrackInfo* pInfo, MUSIC_TIME mtStart, MUSIC_TIME mtEnd) :
|
|
m_dwPChannels(0), m_pdwPChannels(NULL), m_lRandomNumberSeed(0), m_dwValidate(0),
|
|
m_pVariations(NULL), m_pdwRemoveVariations(NULL)
|
|
{
|
|
if (pInfo)
|
|
{
|
|
m_fChangeStateMappings = pInfo->m_fChangeStateMappings;
|
|
m_fNotifyMeasureBeat = pInfo->m_fNotifyMeasureBeat;
|
|
m_fActive = pInfo->m_fActive;
|
|
// m_fTrackPlay = pInfo->m_fTrackPlay;
|
|
m_fStateSetBySetParam = pInfo->m_fStateSetBySetParam;
|
|
// m_fStatePlaySetBySetParam = pInfo->m_fStatePlaySetBySetParam;
|
|
}
|
|
TListItem<StylePair>* pScan = pInfo->m_pISList.GetHead();
|
|
//1////////////////////////////////////////
|
|
TListItem<StylePair>* pPrevious = NULL;
|
|
//1////////////////////////////////////////
|
|
for(; pScan; pScan = pScan->GetNext())
|
|
{
|
|
StylePair& rScan = pScan->GetItemValue();
|
|
//2////////////////////////////////////////
|
|
if (rScan.m_mtTime < mtStart)
|
|
{
|
|
pPrevious = pScan;
|
|
}
|
|
//2////////////////////////////////////////
|
|
else if (rScan.m_mtTime < mtEnd)
|
|
{
|
|
//3////////////////////////////////////////
|
|
if (rScan.m_mtTime == mtStart)
|
|
{
|
|
pPrevious = NULL;
|
|
}
|
|
//3////////////////////////////////////////
|
|
TListItem<StylePair>* pNew = new TListItem<StylePair>;
|
|
if (pNew)
|
|
{
|
|
StylePair& rNew = pNew->GetItemValue();
|
|
rNew.m_mtTime = rScan.m_mtTime - mtStart;
|
|
rNew.m_pStyle = rScan.m_pStyle;
|
|
if (rNew.m_pStyle) rNew.m_pStyle->AddRef();
|
|
m_pISList.AddTail(pNew);
|
|
}
|
|
}
|
|
}
|
|
//4////////////////////////////////////////
|
|
if (pPrevious)
|
|
{
|
|
TListItem<StylePair>* pNew = new TListItem<StylePair>;
|
|
if (pNew)
|
|
{
|
|
StylePair& rNew = pNew->GetItemValue();
|
|
rNew.m_mtTime = 0;
|
|
rNew.m_pStyle = pPrevious->GetItemValue().m_pStyle;
|
|
if (rNew.m_pStyle) rNew.m_pStyle->AddRef();
|
|
m_pISList.AddHead(pNew);
|
|
}
|
|
}
|
|
//4////////////////////////////////////////
|
|
}
|
|
|
|
PatternTrackInfo::~PatternTrackInfo()
|
|
{
|
|
if (m_pdwPChannels) delete [] m_pdwPChannels;
|
|
if (m_pVariations) delete [] m_pVariations;
|
|
if (m_pdwRemoveVariations) delete [] m_pdwRemoveVariations;
|
|
}
|
|
|
|
PatternTrackState* PatternTrackInfo::FindState(IDirectMusicSegmentState* pSegState)
|
|
{
|
|
TListItem<StatePair>* pPair = m_StateList.GetHead();
|
|
for (; pPair; pPair = pPair->GetNext())
|
|
{
|
|
if (pPair->GetItemValue().m_pSegState == pSegState)
|
|
{
|
|
return pPair->GetItemValue().m_pStateData;
|
|
}
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
HRESULT PatternTrackInfo::EndPlay(PatternTrackState* pStateData)
|
|
{
|
|
if (!pStateData) return E_FAIL;
|
|
for (TListItem<StatePair>* pScan = m_StateList.GetHead(); pScan; pScan = pScan->GetNext())
|
|
{
|
|
StatePair& rPair = pScan->GetItemValue();
|
|
if (pStateData == rPair.m_pStateData)
|
|
{
|
|
rPair.m_pSegState = NULL;
|
|
rPair.m_pStateData = NULL;
|
|
break;
|
|
}
|
|
}
|
|
delete pStateData;
|
|
return S_OK;
|
|
}
|
|
|
|
HRESULT STDMETHODCALLTYPE PatternTrackInfo::AddNotificationType(
|
|
/* [in] */ REFGUID rGuidNotify)
|
|
{
|
|
if( rGuidNotify == GUID_NOTIFICATION_MEASUREANDBEAT )
|
|
{
|
|
m_fNotifyMeasureBeat = TRUE;
|
|
return S_OK;
|
|
}
|
|
else
|
|
{
|
|
return S_FALSE;
|
|
}
|
|
}
|
|
|
|
HRESULT STDMETHODCALLTYPE PatternTrackInfo::RemoveNotificationType(
|
|
/* [in] */ REFGUID rGuidNotify)
|
|
{
|
|
if( rGuidNotify == GUID_NOTIFICATION_MEASUREANDBEAT )
|
|
{
|
|
m_fNotifyMeasureBeat = FALSE;
|
|
return S_OK;
|
|
}
|
|
else
|
|
{
|
|
return S_FALSE;
|
|
}
|
|
}
|
|
|
|
HRESULT PatternTrackInfo::InitTrackVariations(CDirectMusicPattern* pPattern)
|
|
{
|
|
HRESULT hr = S_OK;
|
|
if ( pPattern && (pPattern->m_dwFlags & DMUS_PATTERNF_PERSIST_CONTROL) )
|
|
{
|
|
// delete the variation arrays if they exist;
|
|
if (m_pVariations)
|
|
{
|
|
delete [] m_pVariations;
|
|
m_pVariations = NULL;
|
|
}
|
|
if (m_pdwRemoveVariations)
|
|
{
|
|
delete [] m_pdwRemoveVariations;
|
|
m_pdwRemoveVariations = NULL;
|
|
}
|
|
// init the variation arrays to the number of parts in the pattern
|
|
int nPartCount = pPattern->m_PartRefList.GetCount();
|
|
m_pVariations = new BYTE[nPartCount];
|
|
if (!m_pVariations)
|
|
{
|
|
return E_OUTOFMEMORY;
|
|
}
|
|
m_pdwRemoveVariations = new DWORD[nPartCount];
|
|
if (!m_pdwRemoveVariations)
|
|
{
|
|
return E_OUTOFMEMORY;
|
|
}
|
|
for (int i = 0; i < nPartCount; i++)
|
|
{
|
|
m_pVariations[i] = -1;
|
|
m_pdwRemoveVariations[i] = 0;
|
|
}
|
|
}
|
|
return hr;
|
|
}
|
|
|
|
HRESULT PatternTrackInfo::MergePChannels()
|
|
{
|
|
TList<DWORD> PChannelList;
|
|
DMStyleStruct* pStruct = NULL;
|
|
HRESULT hr = S_OK;
|
|
|
|
TListItem<StylePair>* pScan = m_pISList.GetHead();
|
|
for( ; pScan; pScan = pScan->GetNext())
|
|
{
|
|
if (pScan->GetItemValue().m_pStyle)
|
|
{
|
|
pScan->GetItemValue().m_pStyle->GetStyleInfo((void**)&pStruct);
|
|
TListItem<DWORD>* pChannel = pStruct->m_PChannelList.GetHead();
|
|
for (; pChannel; pChannel = pChannel->GetNext() )
|
|
{
|
|
AdjoinPChannel(PChannelList, pChannel->GetItemValue() );
|
|
}
|
|
}
|
|
}
|
|
if (PChannelList.IsEmpty())
|
|
{
|
|
AdjoinPChannel(PChannelList, 0);
|
|
}
|
|
|
|
TListItem<DWORD>* pPChannel = PChannelList.GetHead();
|
|
|
|
m_dwPChannels = pPChannel->GetCount();
|
|
if (m_pdwPChannels) delete [] m_pdwPChannels;
|
|
m_pdwPChannels = new DWORD[m_dwPChannels];
|
|
if (!m_pdwPChannels)
|
|
{
|
|
hr = E_OUTOFMEMORY;
|
|
}
|
|
else
|
|
{
|
|
for (int i = 0; i < (int)m_dwPChannels; i++)
|
|
{
|
|
m_pdwPChannels[i] = pPChannel->GetItemValue();
|
|
pPChannel = pPChannel->GetNext();
|
|
}
|
|
m_fChangeStateMappings = TRUE;
|
|
}
|
|
return hr;
|
|
}
|
|
|
|
inline int CurveIndex(CDirectMusicEventItem* pEvent)
|
|
{
|
|
CDMStyleCurve* pCurve = NULL;
|
|
if (pEvent->m_dwEventTag == DMUS_EVENT_CURVE)
|
|
{
|
|
pCurve = (CDMStyleCurve*)pEvent;
|
|
switch (pCurve->m_bEventType)
|
|
{
|
|
case DMUS_CURVET_CCCURVE:
|
|
return pCurve->m_bCCData & 0x7f;
|
|
case DMUS_CURVET_PATCURVE:
|
|
return (pCurve->m_bCCData & 0x7f) + 128;
|
|
case DMUS_CURVET_PBCURVE:
|
|
return 256;
|
|
case DMUS_CURVET_MATCURVE:
|
|
return 257;
|
|
default:
|
|
return -1;
|
|
}
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
CurveSeek::CurveSeek()
|
|
{
|
|
for (int nType = 0; nType < CURVE_TYPES; nType++)
|
|
{
|
|
m_apCurves[nType] = NULL;
|
|
m_amtTimeStamps[nType] = 0;
|
|
}
|
|
m_fFoundCurve = false;
|
|
}
|
|
|
|
void CurveSeek::AddCurve(CDirectMusicEventItem* pEvent, MUSIC_TIME mtTimeStamp)
|
|
{
|
|
int nIndex = CurveIndex(pEvent);
|
|
if (nIndex >= 0)
|
|
{
|
|
if (!m_apCurves[nIndex] ||
|
|
m_amtTimeStamps[nIndex] < mtTimeStamp)
|
|
{
|
|
m_apCurves[nIndex] = pEvent;
|
|
m_amtTimeStamps[nIndex] = mtTimeStamp;
|
|
m_fFoundCurve = true;
|
|
}
|
|
}
|
|
}
|
|
|
|
void CurveSeek::PlayCurves(
|
|
PatternTrackState* pStateData,
|
|
DirectMusicTimeSig& TimeSig,
|
|
MUSIC_TIME mtPatternOffset,
|
|
MUSIC_TIME mtOffset,
|
|
REFERENCE_TIME rtOffset,
|
|
IDirectMusicPerformance* pPerformance,
|
|
short nPart,
|
|
DirectMusicPartRef& rPartRef,
|
|
BOOL fClockTime,
|
|
MUSIC_TIME mtPartStart)
|
|
{
|
|
if (m_fFoundCurve)
|
|
{
|
|
for (int nType = 0; nType < CURVE_TYPES; nType++)
|
|
{
|
|
CDirectMusicEventItem* pScan = m_apCurves[nType];
|
|
if (pScan)
|
|
{
|
|
int nGrid = pScan->m_nGridStart;
|
|
CDirectMusicEventItem* pWinner = pScan;
|
|
MUSIC_TIME mtBiggest = pWinner->m_nTimeOffset;
|
|
for (; pScan && pScan->m_nGridStart == nGrid; pScan = pScan->GetNext())
|
|
{
|
|
if (pScan->m_dwEventTag == DMUS_EVENT_CURVE &&
|
|
pScan->m_nTimeOffset > mtBiggest)
|
|
{
|
|
pWinner = pScan;
|
|
mtBiggest = pWinner->m_nTimeOffset;
|
|
}
|
|
}
|
|
MUSIC_TIME mtNow = 0;
|
|
bool fChange = false;
|
|
pStateData->BumpTime(pWinner, TimeSig, mtPatternOffset, mtNow);
|
|
pStateData->PlayPatternEvent(
|
|
mtNow,
|
|
pWinner,
|
|
TimeSig,
|
|
mtPatternOffset,
|
|
mtOffset,
|
|
rtOffset,
|
|
pPerformance,
|
|
nPart,
|
|
rPartRef,
|
|
fClockTime,
|
|
mtPartStart,
|
|
fChange);
|
|
}
|
|
}
|
|
m_fFoundCurve = false;
|
|
}
|
|
}
|
|
|