Modified source engine (2017) developed by valve and leaked in 2020. Not for commercial purporses
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//========= Copyright © 1996-2005, Valve Corporation, All rights reserved. ============//
//
// Purpose:
//
// $NoKeywords: $
//
//=============================================================================//
#include <assert.h>
#include <stdio.h>
#include <string.h>
#include "choreochannel.h"
#include "choreoevent.h"
#include "choreoscene.h"
#include "utlrbtree.h"
#include "tier1/utlbuffer.h"
// memdbgon must be the last include file in a .cpp file!!!
#include "tier0/memdbgon.h"
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
CChoreoChannel::CChoreoChannel( void )
{
Init();
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : *name -
//-----------------------------------------------------------------------------
CChoreoChannel::CChoreoChannel(const char *name )
{
Init();
SetName( name );
}
//-----------------------------------------------------------------------------
// Purpose:
// Assignment
// Input : src -
//-----------------------------------------------------------------------------
CChoreoChannel& CChoreoChannel::operator=( const CChoreoChannel& src )
{
m_bActive = src.m_bActive;
Q_strncpy( m_szName, src.m_szName, sizeof( m_szName ) );
for ( int i = 0; i < src.m_Events.Count(); i++ )
{
CChoreoEvent *e = src.m_Events[ i ];
CChoreoEvent *newEvent = new CChoreoEvent( e->GetScene() );
*newEvent = *e;
AddEvent( newEvent );
newEvent->SetChannel( this );
newEvent->SetActor( m_pActor );
}
return *this;
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : *name -
//-----------------------------------------------------------------------------
void CChoreoChannel::SetName( const char *name )
{
assert( Q_strlen( name ) < MAX_CHANNEL_NAME );
Q_strncpy( m_szName, name, sizeof( m_szName ) );
}
//-----------------------------------------------------------------------------
// Purpose:
// Output : const char
//-----------------------------------------------------------------------------
const char *CChoreoChannel::GetName( void )
{
return m_szName;
}
//-----------------------------------------------------------------------------
// Purpose:
// Output : int
//-----------------------------------------------------------------------------
int CChoreoChannel::GetNumEvents( void )
{
return m_Events.Count();
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : event -
// Output : CChoreoEvent
//-----------------------------------------------------------------------------
CChoreoEvent *CChoreoChannel::GetEvent( int event )
{
if ( event < 0 || event >= m_Events.Count() )
{
return NULL;
}
return m_Events[ event ];
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : *event -
//-----------------------------------------------------------------------------
void CChoreoChannel::AddEvent( CChoreoEvent *event )
{
m_Events.AddToTail( event );
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : *event -
//-----------------------------------------------------------------------------
void CChoreoChannel::RemoveEvent( CChoreoEvent *event )
{
int idx = FindEventIndex( event );
if ( idx == -1 )
return;
m_Events.Remove( idx );
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CChoreoChannel::RemoveAllEvents()
{
m_Events.RemoveAll();
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : *event -
// Output : int
//-----------------------------------------------------------------------------
int CChoreoChannel::FindEventIndex( CChoreoEvent *event )
{
for ( int i = 0; i < m_Events.Count(); i++ )
{
if ( event == m_Events[ i ] )
{
return i;
}
}
return -1;
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CChoreoChannel::Init( void )
{
m_szName[ 0 ] = 0;
SetActor( NULL );
m_bActive = true;
}
//-----------------------------------------------------------------------------
// Purpose:
// Output : CChoreoActor
//-----------------------------------------------------------------------------
CChoreoActor *CChoreoChannel::GetActor( void )
{
return m_pActor;
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : *actor -
//-----------------------------------------------------------------------------
void CChoreoChannel::SetActor( CChoreoActor *actor )
{
m_pActor = actor;
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : active -
//-----------------------------------------------------------------------------
void CChoreoChannel::SetActive( bool active )
{
m_bActive = active;
}
//-----------------------------------------------------------------------------
// Purpose:
// Output : Returns true on success, false on failure.
//-----------------------------------------------------------------------------
bool CChoreoChannel::GetActive( void ) const
{
return m_bActive;
}
static bool ChoreEventStartTimeLessFunc( CChoreoEvent * const &p1, CChoreoEvent * const &p2 )
{
CChoreoEvent *e1;
CChoreoEvent *e2;
e1 = const_cast< CChoreoEvent * >( p1 );
e2 = const_cast< CChoreoEvent * >( p2 );
return e1->GetStartTime() < e2->GetStartTime();
}
void CChoreoChannel::ReconcileGestureTimes()
{
// Sort gesture events within channel by starting time
CUtlRBTree< CChoreoEvent * > sortedGestures( 0, 0, ChoreEventStartTimeLessFunc );
int i;
// Sort items
int c = GetNumEvents();
for ( i = 0; i < c; i++ )
{
CChoreoEvent *e = GetEvent( i );
Assert( e );
if ( e->GetType() != CChoreoEvent::GESTURE )
continue;
sortedGestures.Insert( e );
}
// Now walk list of gestures
if ( !sortedGestures.Count() )
return;
CChoreoEvent *previous = NULL;
for ( i = sortedGestures.FirstInorder(); i != sortedGestures.InvalidIndex(); i = sortedGestures.NextInorder( i ) )
{
CChoreoEvent *event = sortedGestures[ i ];
if ( !previous )
{
// event->SetStartTime( 0.0f );
}
else if ( previous->GetSyncToFollowingGesture() )
{
// TODO: ask the sequence for what tags to match
CEventAbsoluteTag *pEntryTag = event->FindEntryTag( CChoreoEvent::PLAYBACK );
CEventAbsoluteTag *pExitTag = previous->FindExitTag( CChoreoEvent::PLAYBACK );
if (pEntryTag && pExitTag)
{
float entryTime = pEntryTag->GetAbsoluteTime( );
// get current decay rate of previous gesture
float duration = previous->GetDuration();
float decayTime = (1.0 - pExitTag->GetPercentage()) * duration;
// adjust the previous gestures end time to current apex + existing decay rate
previous->RescaleGestureTimes( previous->GetStartTime(), entryTime + decayTime, true );
previous->SetEndTime( entryTime + decayTime );
// set the previous gestures end tag to the current apex
pExitTag->SetAbsoluteTime( entryTime );
event->PreventTagOverlap( );
previous->PreventTagOverlap( );
}
// BUG: Tracker 3298: ywb 1/31/04
// I think this fixes the issue with abutting past NULL gestures on paste:
// Here's the bug report:
// -------------------------
// When copying and pasteing posture and gesture clips in face poser the beginings of the clips stretch
// to the begining of the scene even if there is a null gesture in place at the begining.
// -------------------------
/*
else if ( pEntryTag && !Q_stricmp( previous->GetName(), "NULL" ) )
{
// If the previous was a null event, then do a bit of fixup
event->SetStartTime( previous->GetEndTime() );
event->PreventTagOverlap( );
}
*/
// The previous event decays from it's end dispaly end time to the current event's display start time
// The next event starts just after the display end time of the previous event
}
previous = event;
}
if ( previous )
{
CChoreoScene *scene = previous->GetScene();
if ( scene )
{
// HACK: Could probably do better by allowing user to drag the blue "end time" bar
//float finish = scene->FindStopTime();
//previous->RescaleGestureTimes( previous->GetStartTime(), finish );
//previous->SetEndTime( finish );
}
}
/*
c = 0;
for ( i = sortedGestures.FirstInorder(); i != sortedGestures.InvalidIndex(); i = sortedGestures.NextInorder( i ) )
{
CChoreoEvent *event = sortedGestures[ i ];
Msg( "event %i start %f disp %f dispend %f end %f\n",
c + 1,
event->GetStartTime( CChoreoEvent::SIMULATION ),
event->GetStartTime( CChoreoEvent::DISPLAY ),
event->GetEndTime( CChoreoEvent::DISPLAY ),
event->GetEndTime( CChoreoEvent::SIMULATION )
);
c++;
}
*/
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CChoreoChannel::MarkForSaveAll( bool mark )
{
SetMarkedForSave( mark );
int c = GetNumEvents();
for ( int i = 0; i < c; i++ )
{
CChoreoEvent *e = GetEvent( i );
e->SetMarkedForSave( mark );
}
}
struct EventGroup
{
EventGroup() :
timeSortedEvents( 0, 0, ChoreEventStartTimeLessFunc )
{
}
EventGroup( const EventGroup& src )
:
timeSortedEvents( 0, 0, ChoreEventStartTimeLessFunc )
{
timeSortedEvents.RemoveAll();
int i = src.timeSortedEvents.FirstInorder();
while ( i != src.timeSortedEvents.InvalidIndex() )
{
timeSortedEvents.Insert( src.timeSortedEvents[ i ] );
i = src.timeSortedEvents.NextInorder( i );
}
}
EventGroup & operator=( const EventGroup& src )
{
if ( this == &src )
return *this;
timeSortedEvents.RemoveAll();
int i = src.timeSortedEvents.FirstInorder();
while ( i != src.timeSortedEvents.InvalidIndex() )
{
timeSortedEvents.Insert( src.timeSortedEvents[ i ] );
i = src.timeSortedEvents.NextInorder( i );
}
return *this;
}
CUtlRBTree< CChoreoEvent * > timeSortedEvents;
};
// Compute master/slave, count, endtime info for close captioning data
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CChoreoChannel::ReconcileCloseCaption()
{
// Create a dictionary based on the combined token name
CUtlDict< EventGroup, int > validSpeakEventsGroupedByName;
int i;
// Sort items
int c = GetNumEvents();
for ( i = 0; i < c; i++ )
{
CChoreoEvent *e = GetEvent( i );
Assert( e );
if ( e->GetType() != CChoreoEvent::SPEAK )
continue;
CChoreoEvent::CLOSECAPTION type;
type = e->GetCloseCaptionType();
if ( type == CChoreoEvent::CC_DISABLED )
{
e->SetUsingCombinedFile( false );
e->SetRequiredCombinedChecksum( 0 );
e->SetNumSlaves( 0 );
e->SetLastSlaveEndTime( 0.0f );
continue;
}
char const *name = e->GetCloseCaptionToken();
if ( !name || !name[0] )
{
// Fixup invalid slave tag
if ( type == CChoreoEvent::CC_SLAVE )
{
e->SetCloseCaptionType( CChoreoEvent::CC_MASTER );
e->SetUsingCombinedFile( false );
e->SetRequiredCombinedChecksum( 0 );
e->SetNumSlaves( 0 );
e->SetLastSlaveEndTime( 0.0f );
}
continue;
}
int idx = validSpeakEventsGroupedByName.Find( name );
if ( idx == validSpeakEventsGroupedByName.InvalidIndex() )
{
EventGroup eg;
eg.timeSortedEvents.Insert( e );
validSpeakEventsGroupedByName.Insert( name, eg );
}
else
{
EventGroup & eg = validSpeakEventsGroupedByName[ idx ];
eg.timeSortedEvents.Insert( e );
}
}
c = validSpeakEventsGroupedByName.Count();
// Now walk list of events by group
if ( !c )
{
return;
}
for ( i = 0; i < c; ++i )
{
EventGroup & eg = validSpeakEventsGroupedByName[ i ];
int sortedEventInGroup = eg.timeSortedEvents.Count();
// If there's only one, just mark it valid
if ( sortedEventInGroup <= 1 )
{
CChoreoEvent *e = eg.timeSortedEvents[ 0 ];
Assert( e );
// Make sure it's the master
e->SetCloseCaptionType( CChoreoEvent::CC_MASTER );
// Since it's by itself, can't be using "combined" file
e->SetUsingCombinedFile( false );
e->SetRequiredCombinedChecksum( 0 );
e->SetNumSlaves( 0 );
e->SetLastSlaveEndTime( 0.0f );
continue;
}
// Okay, read them back in of start time
int j = eg.timeSortedEvents.FirstInorder();
CChoreoEvent *master = NULL;
while ( j != eg.timeSortedEvents.InvalidIndex() )
{
CChoreoEvent *e = eg.timeSortedEvents[ j ];
if ( !master )
{
master = e;
e->SetCloseCaptionType( CChoreoEvent::CC_MASTER );
//e->SetUsingCombinedFile( true );
e->SetRequiredCombinedChecksum( 0 );
e->SetNumSlaves( sortedEventInGroup - 1 );
e->SetLastSlaveEndTime( e->GetEndTime() );
}
else
{
// Keep bumping out the end time
master->SetLastSlaveEndTime( e->GetEndTime() );
e->SetCloseCaptionType( CChoreoEvent::CC_SLAVE );
e->SetUsingCombinedFile( master->IsUsingCombinedFile() );
e->SetRequiredCombinedChecksum( 0 );
e->SetLastSlaveEndTime( 0.0f );
}
j = eg.timeSortedEvents.NextInorder( j );
}
}
}
bool CChoreoChannel::GetSortedCombinedEventList( char const *cctoken, CUtlRBTree< CChoreoEvent * >& events )
{
events.RemoveAll();
int i;
// Sort items
int c = GetNumEvents();
for ( i = 0; i < c; i++ )
{
CChoreoEvent *e = GetEvent( i );
Assert( e );
if ( e->GetType() != CChoreoEvent::SPEAK )
continue;
if ( e->GetCloseCaptionType() == CChoreoEvent::CC_DISABLED )
continue;
// A master with no slaves is not a combined event
if ( e->GetCloseCaptionType() == CChoreoEvent::CC_MASTER &&
e->GetNumSlaves() == 0 )
continue;
char const *token = e->GetCloseCaptionToken();
if ( Q_stricmp( token, cctoken ) )
continue;
events.Insert( e );
}
return ( events.Count() > 0 ) ? true : false;
}
void CChoreoChannel::SaveToBuffer( CUtlBuffer& buf, CChoreoScene *pScene, IChoreoStringPool *pStringPool )
{
buf.PutShort( pStringPool->FindOrAddString( GetName() ) );
int c = GetNumEvents();
Assert( c <= 255 );
buf.PutUnsignedChar( c );
for ( int i = 0; i < c; i++ )
{
CChoreoEvent *e = GetEvent( i );
Assert( e );
e->SaveToBuffer( buf, pScene, pStringPool );
}
buf.PutChar( GetActive() ? 1 : 0 );
}
bool CChoreoChannel::RestoreFromBuffer( CUtlBuffer& buf, CChoreoScene *pScene, CChoreoActor *pActor, IChoreoStringPool *pStringPool )
{
char sz[ 256 ];
pStringPool->GetString( buf.GetShort(), sz, sizeof( sz ) );
SetName( sz );
int numEvents = (int)buf.GetUnsignedChar();
for ( int i = 0 ; i < numEvents; ++i )
{
CChoreoEvent *e = pScene->AllocEvent();
if ( e->RestoreFromBuffer( buf, pScene, pStringPool ) )
{
AddEvent( e );
e->SetChannel( this );
e->SetActor( pActor );
continue;
}
return false;
}
SetActive( buf.GetChar() == 1 ? true : false );
return true;
}