276 lines
10 KiB
C++
276 lines
10 KiB
C++
//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// A class representing session state for the SFM
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//
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//=============================================================================
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#include "sfmobjects/exportfacialanimation.h"
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#include "movieobjects/dmeclip.h"
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#include "movieobjects/dmeanimationset.h"
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#include "movieobjects/dmegamemodel.h"
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#include "movieobjects/dmetrackgroup.h"
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#include "movieobjects/dmetrack.h"
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#include "movieobjects/dmesound.h"
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#include "movieobjects/dmelog.h"
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#include "movieobjects/dmechannel.h"
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//-----------------------------------------------------------------------------
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// Contains export information
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//-----------------------------------------------------------------------------
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struct ExportInfo_t
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{
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CDmeFilmClip *m_pMovie;
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CDmeFilmClip *m_pShot;
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CDmeAnimationSet *m_pAnimationSet;
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DmeTime_t m_tExportStart;
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DmeTime_t m_tExportEnd;
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};
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//-----------------------------------------------------------------------------
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// Used to transform channel data into export time
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//-----------------------------------------------------------------------------
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static void ComputeExportChannelScaleBias( double *pScale, DmeTime_t *pBias, ExportInfo_t &info, CDmeChannel *pChannel )
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{
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DmeClipStack_t channelToGlobal;
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if ( pChannel->BuildClipStack( &channelToGlobal, info.m_pMovie, info.m_pShot ) )
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{
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DmeTime_t tOffset = CDmeClip::FromChildMediaTime( channelToGlobal, DMETIME_ZERO, false );
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DmeTime_t tScale = CDmeClip::FromChildMediaTime( channelToGlobal, DmeTime_t( 1.0f ), false );
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*pBias = tOffset - info.m_pShot->GetStartTime();
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*pScale = ( tScale - tOffset ).GetSeconds();
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}
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}
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static void GetExportTimeRange( DmeTime_t *pExportStart, DmeTime_t *pExportEnd, CDmeFilmClip *pShot )
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{
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*pExportStart = DMETIME_ZERO;
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*pExportEnd = pShot->GetDuration();
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}
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//-----------------------------------------------------------------------------
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// Adds a log layer to the list of logs for export
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//-----------------------------------------------------------------------------
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static void AddLogLayerForExport( ExportInfo_t &info, CDmElement *pRoot, const char *pControlName, CDmeChannel *pChannel )
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{
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CDmeLog *pLog = pChannel->GetLog();
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if ( !pLog || pLog->GetNumLayers() == 0 )
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return;
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CDmrElementArray<> animations( pRoot, "animations" );
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DmeTime_t tBias;
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double flScale;
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ComputeExportChannelScaleBias( &flScale, &tBias, info, pChannel );
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// Only export the base layer
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CDmeLogLayer* pLogLayer = pLog->GetLayer( 0 )->Copy();
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pLogLayer->SetName( pControlName );
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pLogLayer->ScaleBiasKeyTimes( flScale, tBias );
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// Forcibly add keys @ the start + end time
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DmeTime_t tStartTime = ( info.m_tExportStart - tBias ) / flScale;
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DmeTime_t tEndTime = ( info.m_tExportEnd - tBias ) / flScale;
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pLogLayer->InsertKeyFromLayer( info.m_tExportStart, pLog->GetLayer(0), tStartTime );
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pLogLayer->InsertKeyFromLayer( info.m_tExportEnd, pLog->GetLayer(0), tEndTime );
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pLogLayer->RemoveKeysOutsideRange( info.m_tExportStart, info.m_tExportEnd );
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animations.AddToTail( pLogLayer );
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}
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//-----------------------------------------------------------------------------
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// Exports animations
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//-----------------------------------------------------------------------------
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static void ExportAnimations( ExportInfo_t &info, CDmElement *pRoot )
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{
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CDmrElementArray<> animations( pRoot, "animations", true );
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// Build a list of all controls
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const CDmaElementArray< CDmElement > &controls = info.m_pAnimationSet->GetControls();
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int nControlCount = controls.Count();
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for ( int i = 0; i < nControlCount; ++i )
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{
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CDmElement *pControl = controls[i];
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if ( !pControl || pControl->GetValue<bool>( "transform" ) )
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continue;
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bool bIsStereo = pControl->GetValue<bool>( "combo" );
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if ( bIsStereo )
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{
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CDmeChannel *pValueChannel = pControl->GetValueElement<CDmeChannel>( "valuechannel" );
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CDmeChannel *pBalanceChannel = pControl->GetValueElement<CDmeChannel>( "balancechannel" );
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CDmeLog *pValueLog = pValueChannel->GetLog();
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CDmeLog *pBalanceLog = pBalanceChannel->GetLog();
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if ( pValueLog && pBalanceLog && pValueLog->GetNumLayers() != 0 && pBalanceLog->GetNumLayers() != 0 )
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{
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DmeTime_t tValueBias, tBalanceBias;
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double flValueScale, flBalanceScale;
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ComputeExportChannelScaleBias( &flValueScale, &tValueBias, info, pValueChannel );
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ComputeExportChannelScaleBias( &flBalanceScale, &tBalanceBias, info, pBalanceChannel );
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// Make copy to maintain log layer types
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CDmeLogLayer *pValueLogLayer = pValueLog->GetLayer( 0 )->Copy();
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CDmeLogLayer *pBalanceLogLayer = pBalanceLog->GetLayer( 0 )->Copy();
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pValueLogLayer->ScaleBiasKeyTimes( flValueScale, tValueBias );
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pBalanceLogLayer->ScaleBiasKeyTimes( flBalanceScale, tBalanceBias );
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// Forcibly insert keys @ start + end times.
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DmeTime_t tStartTime = ( info.m_tExportStart - tValueBias ) / flValueScale;
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DmeTime_t tEndTime = ( info.m_tExportEnd - tValueBias ) / flValueScale;
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pValueLogLayer->InsertKeyFromLayer( info.m_tExportStart, pValueLog->GetLayer(0), tStartTime );
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pValueLogLayer->InsertKeyFromLayer( info.m_tExportEnd, pValueLog->GetLayer(0), tEndTime );
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tStartTime = ( info.m_tExportStart - tBalanceBias ) / flBalanceScale;
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tEndTime = ( info.m_tExportEnd - tBalanceBias ) / flBalanceScale;
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pBalanceLogLayer->InsertKeyFromLayer( info.m_tExportStart, pBalanceLog->GetLayer(0), tStartTime );
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pBalanceLogLayer->InsertKeyFromLayer( info.m_tExportEnd, pBalanceLog->GetLayer(0), tEndTime );
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pValueLogLayer->RemoveKeysOutsideRange( info.m_tExportStart, info.m_tExportEnd );
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pBalanceLogLayer->RemoveKeysOutsideRange( info.m_tExportStart, info.m_tExportEnd );
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char pControlName[512];
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Q_snprintf( pControlName, sizeof(pControlName), "value_%s", pControl->GetName() );
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pValueLogLayer->SetName( pControlName );
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animations.AddToTail( pValueLogLayer );
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Q_snprintf( pControlName, sizeof(pControlName), "balance_%s", pControl->GetName() );
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pBalanceLogLayer->SetName( pControlName );
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animations.AddToTail( pBalanceLogLayer );
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}
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}
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else
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{
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CDmeChannel *pChannel = pControl->GetValueElement<CDmeChannel>( "channel" );
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AddLogLayerForExport( info, pRoot, pControl->GetName(), pChannel );
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}
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if ( pControl->GetValue<bool>( "multi" ) )
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{
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char pControlName[512];
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Q_snprintf( pControlName, sizeof(pControlName), "multi_%s", pControl->GetName() );
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CDmeChannel *pMultiChannel = pControl->GetValueElement<CDmeChannel>( "multilevelchannel" );
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AddLogLayerForExport( info, pRoot, pControlName, pMultiChannel );
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}
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}
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}
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//-----------------------------------------------------------------------------
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// Helper to export sounds
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//-----------------------------------------------------------------------------
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static void ExportSounds( ExportInfo_t &info, CDmElement *pRoot, CDmeClip *pClip, DmeTime_t tOffset )
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{
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CDmrElementArray<> sounds( pRoot, "sounds", true );
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DmeClipStack_t soundToGlobal;
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int gc = pClip->GetTrackGroupCount();
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for ( int i = 0; i < gc; ++i )
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{
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CDmeTrackGroup *pTrackGroup = pClip->GetTrackGroup( i );
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DMETRACKGROUP_FOREACH_CLIP_TYPE_START( CDmeSoundClip, pTrackGroup, pTrack, pSoundClip )
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const char *pGameSoundName = pSoundClip->m_Sound->m_GameSoundName;
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if ( !pGameSoundName || !pGameSoundName[0] )
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continue;
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if ( pSoundClip->IsMute() )
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continue;
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if ( !pSoundClip->BuildClipStack( &soundToGlobal, info.m_pMovie, pClip ) )
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continue;
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DmeTime_t tStart = CDmeClip::FromChildMediaTime( soundToGlobal, DMETIME_ZERO, false );
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DmeTime_t tEnd = CDmeClip::FromChildMediaTime( soundToGlobal, pSoundClip->GetDuration(), false );
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tStart -= tOffset;
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tEnd -= tOffset;
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if ( tStart >= info.m_tExportEnd || tEnd <= info.m_tExportStart )
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continue;
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const char *pName = pSoundClip->GetName();
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CDmElement *pSoundEvent = CreateElement<CDmElement>( pName );
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pSoundEvent->SetValue( "start", tStart.GetTenthsOfMS() );
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pSoundEvent->SetValue( "end", tEnd.GetTenthsOfMS() );
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pSoundEvent->SetValue( "gamesound", pGameSoundName );
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sounds.AddToTail( pSoundEvent );
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DMETRACKGROUP_FOREACH_CLIP_TYPE_END()
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}
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}
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static void ExportSounds_R( ExportInfo_t &info, CDmElement *pRoot, CDmeClip *pClip, DmeTime_t tOffset )
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{
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ExportSounds( info, pRoot, pClip, tOffset );
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// Recurse
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DmeClipStack_t childToGlobal;
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int gc = pClip->GetTrackGroupCount();
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for ( int i = 0; i < gc; ++i )
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{
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CDmeTrackGroup *pTrackGroup = pClip->GetTrackGroup( i );
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DMETRACKGROUP_FOREACH_CLIP_START( pTrackGroup, pTrack, pChild )
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if ( !pChild->BuildClipStack( &childToGlobal, info.m_pMovie, pClip ) )
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continue;
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DmeTime_t tStart = CDmeClip::FromChildMediaTime( childToGlobal, DMETIME_ZERO, false );
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DmeTime_t tEnd = CDmeClip::FromChildMediaTime( childToGlobal, pChild->GetDuration(), false );
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tStart -= tOffset;
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tEnd -= tOffset;
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if ( tStart >= info.m_tExportEnd || tEnd <= info.m_tExportStart )
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continue;
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ExportSounds_R( info, pRoot, pChild, tOffset );
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DMETRACKGROUP_FOREACH_CLIP_END()
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}
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}
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//-----------------------------------------------------------------------------
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// Exports sounds, default implementation
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//-----------------------------------------------------------------------------
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static void ExportSounds( ExportInfo_t &info, CDmElement *pRoot )
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{
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DmeTime_t tOffset = info.m_pShot->GetStartTime();
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ExportSounds( info, pRoot, info.m_pMovie, tOffset );
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ExportSounds_R( info, pRoot, info.m_pShot, tOffset );
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}
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//-----------------------------------------------------------------------------
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// Exports an .fac file
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//-----------------------------------------------------------------------------
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bool ExportFacialAnimation( const char *pFileName, CDmeFilmClip *pMovie, CDmeFilmClip *pShot, CDmeAnimationSet *pAnimationSet )
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{
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if ( !pMovie || !pShot || !pAnimationSet )
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return false;
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const char *pFileFormat = "facial_animation";
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CDmElement *pRoot = CreateElement< CDmElement >( pAnimationSet->GetName() );
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ExportInfo_t info;
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info.m_pMovie = pMovie;
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info.m_pShot = pShot;
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info.m_pAnimationSet = pAnimationSet;
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GetExportTimeRange( &info.m_tExportStart, &info.m_tExportEnd, pShot );
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CDmeGameModel *pGameModel = pAnimationSet->GetValueElement<CDmeGameModel>( "gameModel" );
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if ( pGameModel )
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{
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pRoot->SetValue( "gamemodel", pGameModel->GetModelName() );
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}
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ExportAnimations( info, pRoot );
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ExportSounds( info, pRoot );
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pRoot->SetFileId( DMFILEID_INVALID, TD_DEEP );
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const char *pEncoding = "keyvalues2_flat";
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bool bOk = g_pDataModel->SaveToFile( pFileName, NULL, pEncoding, pFileFormat, pRoot );
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DestroyElement( pRoot, TD_DEEP );
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return bOk;
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}
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