cmScoreMatchGraphic.h/c : Initial implementation of _cmScoreMatchGraphicUpdateSostenuto().
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@ -28,7 +28,8 @@ enum
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kPedalSmgFl = 0x0008,
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kSostSmgFl = 0x0010,
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kMidiSmgFl = 0x0020,
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kNoMatchSmgFl = 0x0040
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kNoMatchSmgFl = 0x0040,
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kPedalDnSmgFl = 0x0080
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};
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// Graphic box representing a score label or MIDI event
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@ -246,6 +247,8 @@ cmSmgRC_t _cmSmgInitFromScore( cmCtx_t* ctx, cmSmg_t* p, const cmChar_t* scoreFn
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if( e->pitch == kSostenutoCtlMdId )
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flags |= kSostSmgFl;
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flags |= cmIsFlag(e->flags,kPedalDnScFl) ? kPedalDnSmgFl : 0;
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break;
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}
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@ -635,26 +638,91 @@ cmSmgRC_t cmScoreMatchGraphicGenTimeLineBars( cmSmgH_t h, const cmChar_t* fn, un
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return rc;
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}
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/*
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cmSmRC_t _cmScoreMatchGraphicUpdateSostenuto( cmSmg_t* p, cmMidiFileH_t mfH, cmScH_t scH )
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{
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unsigned evtN = cmScoreEvtCount(scH);
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unsigned i;
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const cmScoreEvt_t* e;
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const cmScoreEvt_t* e0 = NULL;
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for(i=0; i<evtN; ++i)
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if( e->type == kNonEvtScId )
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// Find the first MIDI event that matches this score event
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const cmSmgMidi_t* _cmScoreMatchGraphicScoreToMatchedMidiEvent( cmSmg_t* p, const cmSmgSc_t* sc )
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{
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unsigned i;
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for(i=0; i<p->mN; ++i)
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{
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const cmSmgMatch_t* m = p->mV[i].matchV;
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if( e->type == kPedalEvtScId && e->pitch == kSostenutoCtlMdId )
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{
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}
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for(; m != NULL; m=m->link )
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if( sc->csvEventId == m->score->csvEventId )
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return p->mV + i;
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}
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return NULL;
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}
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*/
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cmSmgRC_t _cmScoreMatchGraphicInsertMidiMsg( cmSmg_t* p, cmMidiFileH_t mfH, bool pedalDnFl, const cmSmgSc_t* s )
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{
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const cmSmgMidi_t* m;
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// locate the MIDI event associated with the reference event
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if((m =_cmScoreMatchGraphicScoreToMatchedMidiEvent( p, s )) == NULL )
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return cmErrWarnMsg(&p->err,kMatchFailSmgRC,"A sostenuto pedal msg could not be aligned to a note event.");
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int dtick_offset = pedalDnFl ? 1 : -1;
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cmMidiByte_t midi_vel = pedalDnFl ? 64 : 0;
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cmMidiByte_t midi_ch = 0;
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printf("pedal:%s\n",pedalDnFl?"down":"up");
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// insert a pedal msg relative to the reference event
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if( cmMidiFileInsertMsg(mfH, m->uid, dtick_offset, midi_ch, kCtlMdId, kSostenutoCtlMdId, midi_vel ) != kOkMfRC )
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return cmErrWarnMsg(&p->err,kMidiFileFailSmgRC,"MIDI msg insert failed.");
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return kOkSmgRC;
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}
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cmSmgRC_t _cmScoreMatchGraphicUpdateSostenuto( cmSmg_t* p, cmMidiFileH_t mfH )
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{
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cmSmgRC_t rc = kOkSmgRC;
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unsigned i, j = cmInvalidIdx;
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bool pedalUpFl = false;
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for(i=0; i<p->scN; ++i)
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{
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switch( p->scV[i].type )
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{
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case kNonEvtScId:
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{
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if( pedalUpFl )
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{
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_cmScoreMatchGraphicInsertMidiMsg(p, mfH, false, p->scV + i );
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pedalUpFl = false;
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}
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j = i; // store the index of this note event (it may be needed if the next event is a sost. pedal evt.)
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}
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break;
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case kPedalEvtScId:
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// if this is a sost pedal event
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if( cmIsFlag(p->scV[i].box->flags,kSostSmgFl) )
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{
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if( cmIsFlag(p->scV[i].box->flags,kPedalDnSmgFl) )
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{
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assert( j != cmInvalidIdx );
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_cmScoreMatchGraphicInsertMidiMsg(p, mfH, true, p->scV + j );
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}
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else
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{
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pedalUpFl = true; // insert a pedal up message before the next note-on
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}
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}
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default:
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break;
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}
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}
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return rc;
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}
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cmSmgRC_t cmScoreMatchGraphicUpdateMidiFromScore( cmCtx_t* ctx, cmSmgH_t h, const cmChar_t* newMidiFn )
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{
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cmSmgRC_t rc = kOkSmgRC;
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@ -696,6 +764,9 @@ cmSmgRC_t cmScoreMatchGraphicUpdateMidiFromScore( cmCtx_t* ctx, cmSmgH_t h, cons
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}
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// update the sostenuto pedal msg's in the MIDI file.
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_cmScoreMatchGraphicUpdateSostenuto(p, mfH );
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// write the updated MIDI file
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if( cmMidiFileWrite( mfH, newMidiFn ) != kOkMfRC )
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{
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@ -703,6 +774,8 @@ cmSmgRC_t cmScoreMatchGraphicUpdateMidiFromScore( cmCtx_t* ctx, cmSmgH_t h, cons
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goto errLabel;
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}
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cmMidiFilePrintMsgs(mfH, p->err.rpt );
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errLabel:
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cmMidiFileClose(&mfH);
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@ -11,7 +11,8 @@ extern "C" {
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kFileSmgRC,
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kScoreFailSmgRC,
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kMidiFileFailSmgRC,
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kOpFailSmgRC
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kOpFailSmgRC,
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kMatchFailSmgRC
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};
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typedef cmRC_t cmSmgRC_t;
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