Modified source engine (2017) developed by valve and leaked in 2020. Not for commercial purporses
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 

1038 lines
26 KiB

//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose:
//
// $NoKeywords: $
//
//=============================================================================//
#include "cbase.h"
#include "studio.h"
#include "activitylist.h"
#include "engine/IEngineSound.h"
#include "ai_activity.h"
#include "animation.h"
#include "bone_setup.h"
#include "scriptevent.h"
#include "npcevent.h"
#include "eventlist.h"
#include "tier0/vprof.h"
#if !defined( CLIENT_DLL ) && !defined( MAKEXVCD )
#include "util.h"
#include "enginecallback.h"
#endif
// memdbgon must be the last include file in a .cpp file!!!
#include "tier0/memdbgon.h"
#pragma warning( disable : 4244 )
#define iabs(i) (( (i) >= 0 ) ? (i) : -(i) )
int ExtractBbox( CStudioHdr *pstudiohdr, int sequence, Vector& mins, Vector& maxs )
{
if (! pstudiohdr)
return 0;
if (!pstudiohdr->SequencesAvailable())
return 0;
mstudioseqdesc_t &seqdesc = pstudiohdr->pSeqdesc( sequence );
mins = seqdesc.bbmin;
maxs = seqdesc.bbmax;
return 1;
}
//-----------------------------------------------------------------------------
// Purpose:
//
// Input : *pstudiohdr -
// iSequence -
//
// Output : mstudioseqdesc_t
//-----------------------------------------------------------------------------
extern int g_nActivityListVersion;
extern int g_nEventListVersion;
void SetEventIndexForSequence( mstudioseqdesc_t &seqdesc )
{
if ( &seqdesc == NULL )
return;
seqdesc.flags |= STUDIO_EVENT;
if ( seqdesc.numevents == 0 )
return;
for ( int index = 0; index < (int)seqdesc.numevents; index++ )
{
mstudioevent_t *pevent = seqdesc.pEvent( index );
if ( !pevent )
continue;
if ( pevent->type & AE_TYPE_NEWEVENTSYSTEM )
{
const char *pEventName = pevent->pszEventName();
int iEventIndex = EventList_IndexForName( pEventName );
if ( iEventIndex == -1 )
{
pevent->event = EventList_RegisterPrivateEvent( pEventName );
}
else
{
pevent->event = iEventIndex;
pevent->type |= EventList_GetEventType( iEventIndex );
}
}
}
}
mstudioevent_t *GetEventIndexForSequence( mstudioseqdesc_t &seqdesc )
{
if (!(seqdesc.flags & STUDIO_EVENT))
{
SetEventIndexForSequence( seqdesc );
}
return seqdesc.pEvent( 0 );
}
void BuildAllAnimationEventIndexes( CStudioHdr *pstudiohdr )
{
if ( !pstudiohdr )
return;
if( pstudiohdr->GetEventListVersion() != g_nEventListVersion )
{
for ( int i = 0 ; i < pstudiohdr->GetNumSeq() ; i++ )
{
SetEventIndexForSequence( pstudiohdr->pSeqdesc( i ) );
}
pstudiohdr->SetEventListVersion( g_nEventListVersion );
}
}
//-----------------------------------------------------------------------------
// Purpose: Ensures that activity / index relationship is recalculated
// Input :
// Output :
//-----------------------------------------------------------------------------
void ResetEventIndexes( CStudioHdr *pstudiohdr )
{
if (! pstudiohdr)
return;
pstudiohdr->SetEventListVersion( g_nEventListVersion - 1 );
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void SetActivityForSequence( CStudioHdr *pstudiohdr, int i )
{
int iActivityIndex;
const char *pszActivityName;
mstudioseqdesc_t &seqdesc = pstudiohdr->pSeqdesc( i );
seqdesc.flags |= STUDIO_ACTIVITY;
pszActivityName = GetSequenceActivityName( pstudiohdr, i );
if ( pszActivityName[0] != '\0' )
{
iActivityIndex = ActivityList_IndexForName( pszActivityName );
if ( iActivityIndex == -1 )
{
// Allow this now. Animators can create custom activities that are referenced only on the client or by scripts, etc.
//Warning( "***\nModel %s tried to reference unregistered activity: %s \n***\n", pstudiohdr->name, pszActivityName );
//Assert(0);
// HACK: the client and server don't share the private activity list so registering it on the client would hose the server
#ifdef CLIENT_DLL
seqdesc.flags &= ~STUDIO_ACTIVITY;
#else
seqdesc.activity = ActivityList_RegisterPrivateActivity( pszActivityName );
#endif
}
else
{
seqdesc.activity = iActivityIndex;
}
}
}
//=========================================================
// IndexModelSequences - set activity and event indexes for all model
// sequences that have them.
//=========================================================
void IndexModelSequences( CStudioHdr *pstudiohdr )
{
int i;
if (! pstudiohdr)
return;
if (!pstudiohdr->SequencesAvailable())
return;
for ( i = 0 ; i < pstudiohdr->GetNumSeq() ; i++ )
{
SetActivityForSequence( pstudiohdr, i );
SetEventIndexForSequence( pstudiohdr->pSeqdesc( i ) );
}
pstudiohdr->SetActivityListVersion( g_nActivityListVersion );
}
//-----------------------------------------------------------------------------
// Purpose: Ensures that activity / index relationship is recalculated
// Input :
// Output :
//-----------------------------------------------------------------------------
void ResetActivityIndexes( CStudioHdr *pstudiohdr )
{
if (! pstudiohdr)
return;
pstudiohdr->SetActivityListVersion( g_nActivityListVersion - 1 );
}
void VerifySequenceIndex( CStudioHdr *pstudiohdr )
{
if ( !pstudiohdr )
{
return;
}
if( pstudiohdr->GetActivityListVersion( ) != g_nActivityListVersion )
{
// this model's sequences have not yet been indexed by activity
IndexModelSequences( pstudiohdr );
}
}
#if !defined( MAKEXVCD )
bool IsInPrediction()
{
return CBaseEntity::GetPredictionPlayer() != NULL;
}
int SelectWeightedSequence( CStudioHdr *pstudiohdr, int activity, int curSequence )
{
VPROF( "SelectWeightedSequence" );
if (! pstudiohdr)
return 0;
if (!pstudiohdr->SequencesAvailable())
return 0;
VerifySequenceIndex( pstudiohdr );
#if STUDIO_SEQUENCE_ACTIVITY_LOOKUPS_ARE_SLOW
int weighttotal = 0;
int seq = ACTIVITY_NOT_AVAILABLE;
int weight = 0;
for (int i = 0; i < pstudiohdr->GetNumSeq(); i++)
{
int curActivity = GetSequenceActivity( pstudiohdr, i, &weight );
if (curActivity == activity)
{
if ( curSequence == i && weight < 0 )
{
seq = i;
break;
}
weighttotal += iabs(weight);
int randomValue;
if ( IsInPrediction() )
randomValue = SharedRandomInt( "SelectWeightedSequence", 0, weighttotal - 1, i );
else
randomValue = RandomInt( 0, weighttotal - 1 );
if (!weighttotal || randomValue < iabs(weight))
seq = i;
}
}
return seq;
#else
return pstudiohdr->SelectWeightedSequence( activity, curSequence );
#endif
}
// Pick a sequence for the given activity. If the current sequence is appropriate for the
// current activity, and its stored weight is negative (whatever that means), always select
// it. Otherwise perform a weighted selection -- imagine a large roulette wheel, with each
// sequence having a number of spaces corresponding to its weight.
int CStudioHdr::CActivityToSequenceMapping::SelectWeightedSequence( CStudioHdr *pstudiohdr, int activity, int curSequence )
{
if (!ValidateAgainst(pstudiohdr))
{
AssertMsg1(false, "CStudioHdr %s has changed its vmodel pointer without reinitializing its activity mapping! Now performing emergency reinitialization.", pstudiohdr->pszName());
ExecuteOnce(DebuggerBreakIfDebugging());
Reinitialize(pstudiohdr);
}
// a null m_pSequenceTuples just means that this studio header has no activities.
if (!m_pSequenceTuples)
return ACTIVITY_NOT_AVAILABLE;
// is the current sequence appropriate?
if (curSequence >= 0)
{
mstudioseqdesc_t &seqdesc = pstudiohdr->pSeqdesc( curSequence );
if (seqdesc.activity == activity && seqdesc.actweight < 0)
return curSequence;
}
// get the data for the given activity
HashValueType dummy( activity, 0, 0, 0 );
UtlHashHandle_t handle = m_ActToSeqHash.Find(dummy);
if (!m_ActToSeqHash.IsValidHandle(handle))
{
return ACTIVITY_NOT_AVAILABLE;
}
const HashValueType * __restrict actData = &m_ActToSeqHash[handle];
int weighttotal = actData->totalWeight;
// generate a random number from 0 to the total weight
int randomValue;
if ( IsInPrediction() )
{
randomValue = SharedRandomInt( "SelectWeightedSequence", 0, weighttotal - 1 );
}
else
{
randomValue = RandomInt( 0, weighttotal - 1 );
}
// chug through the entries in the list (they are sequential therefore cache-coherent)
// until we run out of random juice
SequenceTuple * __restrict sequenceInfo = m_pSequenceTuples + actData->startingIdx;
const SequenceTuple *const stopHere = sequenceInfo + actData->count; // this is a backup
// in case the weights are somehow miscalculated -- we don't read or write through
// it (because it aliases the restricted pointer above); it's only here for
// the comparison.
while (randomValue >= sequenceInfo->weight && sequenceInfo < stopHere)
{
randomValue -= sequenceInfo->weight;
++sequenceInfo;
}
return sequenceInfo->seqnum;
}
int CStudioHdr::CActivityToSequenceMapping::SelectWeightedSequenceFromModifiers( CStudioHdr *pstudiohdr, int activity, CUtlSymbol *pActivityModifiers, int iModifierCount )
{
if ( !pstudiohdr->SequencesAvailable() )
{
return ACTIVITY_NOT_AVAILABLE;
}
VerifySequenceIndex( pstudiohdr );
if ( pstudiohdr->GetNumSeq() == 1 )
{
return ( ::GetSequenceActivity( pstudiohdr, 0, NULL ) == activity ) ? 0 : ACTIVITY_NOT_AVAILABLE;
}
if (!ValidateAgainst(pstudiohdr))
{
AssertMsg1(false, "CStudioHdr %s has changed its vmodel pointer without reinitializing its activity mapping! Now performing emergency reinitialization.", pstudiohdr->pszName());
ExecuteOnce(DebuggerBreakIfDebugging());
Reinitialize(pstudiohdr);
}
// a null m_pSequenceTuples just means that this studio header has no activities.
if (!m_pSequenceTuples)
return ACTIVITY_NOT_AVAILABLE;
// get the data for the given activity
HashValueType dummy( activity, 0, 0, 0 );
UtlHashHandle_t handle = m_ActToSeqHash.Find(dummy);
if (!m_ActToSeqHash.IsValidHandle(handle))
{
return ACTIVITY_NOT_AVAILABLE;
}
const HashValueType * __restrict actData = &m_ActToSeqHash[handle];
// go through each sequence and give it a score
int top_score = -1;
CUtlVector<int> topScoring( actData->count, actData->count );
for ( int i = 0; i < actData->count; i++ )
{
SequenceTuple * __restrict sequenceInfo = m_pSequenceTuples + actData->startingIdx + i;
int score = 0;
// count matching activity modifiers
for ( int m = 0; m < iModifierCount; m++ )
{
int num_modifiers = sequenceInfo->iNumActivityModifiers;
for ( int k = 0; k < num_modifiers; k++ )
{
if ( sequenceInfo->pActivityModifiers[ k ] == pActivityModifiers[ m ] )
{
score++;
break;
}
}
}
if ( score > top_score )
{
topScoring.RemoveAll();
topScoring.AddToTail( sequenceInfo->seqnum );
top_score = score;
}
}
// randomly pick between the highest scoring sequences ( NOTE: this method of selecting a sequence ignores activity weights )
if ( IsInPrediction() )
{
return topScoring[ SharedRandomInt( "SelectWeightedSequence", 0, topScoring.Count() - 1 ) ];
}
return topScoring[ RandomInt( 0, topScoring.Count() - 1 ) ];
}
#endif
int SelectHeaviestSequence( CStudioHdr *pstudiohdr, int activity )
{
if ( !pstudiohdr )
return 0;
VerifySequenceIndex( pstudiohdr );
int maxweight = 0;
int seq = ACTIVITY_NOT_AVAILABLE;
int weight = 0;
for (int i = 0; i < pstudiohdr->GetNumSeq(); i++)
{
int curActivity = GetSequenceActivity( pstudiohdr, i, &weight );
if (curActivity == activity)
{
if ( iabs(weight) > maxweight )
{
maxweight = iabs(weight);
seq = i;
}
}
}
return seq;
}
void GetEyePosition ( CStudioHdr *pstudiohdr, Vector &vecEyePosition )
{
if ( !pstudiohdr )
{
Warning( "GetEyePosition() Can't get pstudiohdr ptr!\n" );
return;
}
vecEyePosition = pstudiohdr->eyeposition();
}
//-----------------------------------------------------------------------------
// Purpose: Looks up an activity by name.
// Input : label - Name of the activity to look up, ie "ACT_IDLE"
// Output : Activity index or ACT_INVALID if not found.
//-----------------------------------------------------------------------------
int LookupActivity( CStudioHdr *pstudiohdr, const char *label )
{
VPROF( "LookupActivity" );
if ( !pstudiohdr )
{
return 0;
}
for ( int i = 0; i < pstudiohdr->GetNumSeq(); i++ )
{
mstudioseqdesc_t &seqdesc = pstudiohdr->pSeqdesc( i );
if ( stricmp( seqdesc.pszActivityName(), label ) == 0 )
{
return seqdesc.activity;
}
}
return ACT_INVALID;
}
#if !defined( MAKEXVCD )
//-----------------------------------------------------------------------------
// Purpose: Looks up a sequence by sequence name first, then by activity name.
// Input : label - The sequence name or activity name to look up.
// Output : Returns the sequence index of the matching sequence, or ACT_INVALID.
//-----------------------------------------------------------------------------
int LookupSequence( CStudioHdr *pstudiohdr, const char *label )
{
VPROF( "LookupSequence" );
if (! pstudiohdr)
return 0;
if (!pstudiohdr->SequencesAvailable())
return 0;
//
// Look up by sequence name.
//
for (int i = 0; i < pstudiohdr->GetNumSeq(); i++)
{
mstudioseqdesc_t &seqdesc = pstudiohdr->pSeqdesc( i );
if (stricmp( seqdesc.pszLabel(), label ) == 0)
return i;
}
//
// Not found, look up by activity name.
//
int nActivity = LookupActivity( pstudiohdr, label );
if (nActivity != ACT_INVALID )
{
return SelectWeightedSequence( pstudiohdr, nActivity );
}
return ACT_INVALID;
}
void GetSequenceLinearMotion( CStudioHdr *pstudiohdr, int iSequence, const float poseParameter[], Vector *pVec )
{
if ( !pstudiohdr)
{
ExecuteNTimes( 20, Msg( "Bad pstudiohdr in GetSequenceLinearMotion()!\n" ) );
return;
}
if (!pstudiohdr->SequencesAvailable())
return;
if( iSequence < 0 || iSequence >= pstudiohdr->GetNumSeq() )
{
// Don't spam on bogus model
if ( pstudiohdr->GetNumSeq() > 0 )
{
ExecuteNTimes( 20, Msg( "Bad sequence (%i out of %i max) in GetSequenceLinearMotion() for model '%s'!\n", iSequence, pstudiohdr->GetNumSeq(), pstudiohdr->pszName() ) );
}
pVec->Init();
return;
}
QAngle vecAngles;
Studio_SeqMovement( pstudiohdr, iSequence, 0, 1.0, poseParameter, (*pVec), vecAngles );
}
#endif
const char *GetSequenceName( CStudioHdr *pstudiohdr, int iSequence )
{
if( !pstudiohdr || iSequence < 0 || iSequence >= pstudiohdr->GetNumSeq() )
{
if ( pstudiohdr )
{
Msg( "Bad sequence in GetSequenceName() for model '%s'!\n", pstudiohdr->pszName() );
}
return "Unknown";
}
mstudioseqdesc_t &seqdesc = pstudiohdr->pSeqdesc( iSequence );
return seqdesc.pszLabel();
}
const char *GetSequenceActivityName( CStudioHdr *pstudiohdr, int iSequence )
{
if( !pstudiohdr || iSequence < 0 || iSequence >= pstudiohdr->GetNumSeq() )
{
if ( pstudiohdr )
{
Msg( "Bad sequence in GetSequenceActivityName() for model '%s'!\n", pstudiohdr->pszName() );
}
return "Unknown";
}
mstudioseqdesc_t &seqdesc = pstudiohdr->pSeqdesc( iSequence );
return seqdesc.pszActivityName( );
}
int GetSequenceFlags( CStudioHdr *pstudiohdr, int sequence )
{
if ( !pstudiohdr ||
!pstudiohdr->SequencesAvailable() ||
sequence < 0 ||
sequence >= pstudiohdr->GetNumSeq() )
{
return 0;
}
mstudioseqdesc_t &seqdesc = pstudiohdr->pSeqdesc( sequence );
return seqdesc.flags;
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : *pstudiohdr -
// sequence -
// type -
// Output : Returns true on success, false on failure.
//-----------------------------------------------------------------------------
bool HasAnimationEventOfType( CStudioHdr *pstudiohdr, int sequence, int type )
{
if ( !pstudiohdr || sequence >= pstudiohdr->GetNumSeq() )
return false;
mstudioseqdesc_t &seqdesc = pstudiohdr->pSeqdesc( sequence );
if ( !&seqdesc )
return false;
mstudioevent_t *pevent = GetEventIndexForSequence( seqdesc );
if ( !pevent )
return false;
if (seqdesc.numevents == 0 )
return false;
int index;
for ( index = 0; index < (int)seqdesc.numevents; index++ )
{
if ( pevent[ index ].event == type )
{
return true;
}
}
return false;
}
int GetAnimationEvent( CStudioHdr *pstudiohdr, int sequence, animevent_t *pNPCEvent, float flStart, float flEnd, int index )
{
if ( !pstudiohdr || sequence >= pstudiohdr->GetNumSeq() || !pNPCEvent )
return 0;
mstudioseqdesc_t &seqdesc = pstudiohdr->pSeqdesc( sequence );
if (seqdesc.numevents == 0 || index >= (int)seqdesc.numevents )
return 0;
// Msg( "flStart %f flEnd %f (%d) %s\n", flStart, flEnd, seqdesc.numevents, seqdesc.label );
mstudioevent_t *pevent = GetEventIndexForSequence( seqdesc );
for (; index < (int)seqdesc.numevents; index++)
{
// Don't send client-side events to the server AI
if ( pevent[index].type & AE_TYPE_NEWEVENTSYSTEM )
{
if ( !(pevent[index].type & AE_TYPE_SERVER) )
continue;
}
else if ( pevent[index].event >= EVENT_CLIENT ) //Adrian - Support the old event system
continue;
bool bOverlapEvent = false;
if (pevent[index].cycle >= flStart && pevent[index].cycle < flEnd)
{
bOverlapEvent = true;
}
// FIXME: doesn't work with animations being played in reverse
else if ((seqdesc.flags & STUDIO_LOOPING) && flEnd < flStart)
{
if (pevent[index].cycle >= flStart || pevent[index].cycle < flEnd)
{
bOverlapEvent = true;
}
}
if (bOverlapEvent)
{
pNPCEvent->pSource = NULL;
pNPCEvent->cycle = pevent[index].cycle;
#if !defined( MAKEXVCD )
pNPCEvent->eventtime = gpGlobals->curtime;
#else
pNPCEvent->eventtime = 0.0f;
#endif
pNPCEvent->event = pevent[index].event;
pNPCEvent->options = pevent[index].pszOptions();
pNPCEvent->type = pevent[index].type;
return index + 1;
}
}
return 0;
}
int FindTransitionSequence( CStudioHdr *pstudiohdr, int iCurrentSequence, int iGoalSequence, int *piDir )
{
if ( !pstudiohdr )
return iGoalSequence;
if ( !pstudiohdr->SequencesAvailable() )
return iGoalSequence;
if ( ( iCurrentSequence < 0 ) || ( iCurrentSequence >= pstudiohdr->GetNumSeq() ) )
return iGoalSequence;
if ( ( iGoalSequence < 0 ) || ( iGoalSequence >= pstudiohdr->GetNumSeq() ) )
{
// asking for a bogus sequence. Punt.
Assert( 0 );
return iGoalSequence;
}
// bail if we're going to or from a node 0
if (pstudiohdr->EntryNode( iCurrentSequence ) == 0 || pstudiohdr->EntryNode( iGoalSequence ) == 0)
{
*piDir = 1;
return iGoalSequence;
}
int iEndNode;
// Msg( "from %d to %d: ", pEndNode->iEndNode, pGoalNode->iStartNode );
// check to see if we should be going forward or backward through the graph
if (*piDir > 0)
{
iEndNode = pstudiohdr->ExitNode( iCurrentSequence );
}
else
{
iEndNode = pstudiohdr->EntryNode( iCurrentSequence );
}
// if both sequences are on the same node, just go there
if (iEndNode == pstudiohdr->EntryNode( iGoalSequence ))
{
*piDir = 1;
return iGoalSequence;
}
int iInternNode = pstudiohdr->GetTransition( iEndNode, pstudiohdr->EntryNode( iGoalSequence ) );
// if there is no transitionial node, just go to the goal sequence
if (iInternNode == 0)
return iGoalSequence;
int i;
// look for someone going from the entry node to next node it should hit
// this may be the goal sequences node or an intermediate node
for (i = 0; i < pstudiohdr->GetNumSeq(); i++)
{
mstudioseqdesc_t &seqdesc = pstudiohdr->pSeqdesc(i );
if (pstudiohdr->EntryNode( i ) == iEndNode && pstudiohdr->ExitNode( i ) == iInternNode)
{
*piDir = 1;
return i;
}
if (seqdesc.nodeflags)
{
if (pstudiohdr->ExitNode( i ) == iEndNode && pstudiohdr->EntryNode( i ) == iInternNode)
{
*piDir = -1;
return i;
}
}
}
// this means that two parts of the node graph are not connected.
DevMsg( 2, "error in transition graph: %s to %s\n", pstudiohdr->pszNodeName( iEndNode ), pstudiohdr->pszNodeName( pstudiohdr->EntryNode( iGoalSequence ) ));
// Go ahead and jump to the goal sequence
return iGoalSequence;
}
bool GotoSequence( CStudioHdr *pstudiohdr, int iCurrentSequence, float flCurrentCycle, float flCurrentRate, int iGoalSequence, int &nNextSequence, float &flNextCycle, int &iNextDir )
{
if ( !pstudiohdr )
return false;
if ( !pstudiohdr->SequencesAvailable() )
return false;
if ( ( iCurrentSequence < 0 ) || ( iCurrentSequence >= pstudiohdr->GetNumSeq() ) )
return false;
if ( ( iGoalSequence < 0 ) || ( iGoalSequence >= pstudiohdr->GetNumSeq() ) )
{
// asking for a bogus sequence. Punt.
Assert( 0 );
return false;
}
// bail if we're going to or from a node 0
if (pstudiohdr->EntryNode( iCurrentSequence ) == 0 || pstudiohdr->EntryNode( iGoalSequence ) == 0)
{
iNextDir = 1;
flNextCycle = 0.0;
nNextSequence = iGoalSequence;
return true;
}
int iEndNode = pstudiohdr->ExitNode( iCurrentSequence );
// Msg( "from %d to %d: ", pEndNode->iEndNode, pGoalNode->iStartNode );
// if we're in a transition sequence
if (pstudiohdr->EntryNode( iCurrentSequence ) != pstudiohdr->ExitNode( iCurrentSequence ))
{
// are we done with it?
if (flCurrentRate > 0.0 && flCurrentCycle >= 0.999)
{
iEndNode = pstudiohdr->ExitNode( iCurrentSequence );
}
else if (flCurrentRate < 0.0 && flCurrentCycle <= 0.001)
{
iEndNode = pstudiohdr->EntryNode( iCurrentSequence );
}
else
{
// nope, exit
return false;
}
}
// if both sequences are on the same node, just go there
if (iEndNode == pstudiohdr->EntryNode( iGoalSequence ))
{
iNextDir = 1;
flNextCycle = 0.0;
nNextSequence = iGoalSequence;
return true;
}
int iInternNode = pstudiohdr->GetTransition( iEndNode, pstudiohdr->EntryNode( iGoalSequence ) );
// if there is no transitionial node, just go to the goal sequence
if (iInternNode == 0)
{
iNextDir = 1;
flNextCycle = 0.0;
nNextSequence = iGoalSequence;
return true;
}
int i;
// look for someone going from the entry node to next node it should hit
// this may be the goal sequences node or an intermediate node
for (i = 0; i < pstudiohdr->GetNumSeq(); i++)
{
mstudioseqdesc_t &seqdesc = pstudiohdr->pSeqdesc(i );
if (pstudiohdr->EntryNode( i ) == iEndNode && pstudiohdr->ExitNode( i ) == iInternNode)
{
iNextDir = 1;
flNextCycle = 0.0;
nNextSequence = i;
return true;
}
if (seqdesc.nodeflags)
{
if (pstudiohdr->ExitNode( i ) == iEndNode && pstudiohdr->EntryNode( i ) == iInternNode)
{
iNextDir = -1;
flNextCycle = 0.999;
nNextSequence = i;
return true;
}
}
}
// this means that two parts of the node graph are not connected.
DevMsg( 2, "error in transition graph: %s to %s\n", pstudiohdr->pszNodeName( iEndNode ), pstudiohdr->pszNodeName( pstudiohdr->EntryNode( iGoalSequence ) ));
return false;
}
void SetBodygroup( CStudioHdr *pstudiohdr, int& body, int iGroup, int iValue )
{
if (! pstudiohdr)
return;
if (iGroup >= pstudiohdr->numbodyparts())
return;
mstudiobodyparts_t *pbodypart = pstudiohdr->pBodypart( iGroup );
if (iValue >= pbodypart->nummodels)
return;
int iCurrent = (body / pbodypart->base) % pbodypart->nummodels;
body = (body - (iCurrent * pbodypart->base) + (iValue * pbodypart->base));
}
int GetBodygroup( CStudioHdr *pstudiohdr, int body, int iGroup )
{
if (! pstudiohdr)
return 0;
if (iGroup >= pstudiohdr->numbodyparts())
return 0;
mstudiobodyparts_t *pbodypart = pstudiohdr->pBodypart( iGroup );
if (pbodypart->nummodels <= 1)
return 0;
int iCurrent = (body / pbodypart->base) % pbodypart->nummodels;
return iCurrent;
}
const char *GetBodygroupName( CStudioHdr *pstudiohdr, int iGroup )
{
if ( !pstudiohdr)
return "";
if (iGroup >= pstudiohdr->numbodyparts())
return "";
mstudiobodyparts_t *pbodypart = pstudiohdr->pBodypart( iGroup );
return pbodypart->pszName();
}
int FindBodygroupByName( CStudioHdr *pstudiohdr, const char *name )
{
if ( !pstudiohdr || !pstudiohdr->IsValid() )
return -1;
int group;
for ( group = 0; group < pstudiohdr->numbodyparts(); group++ )
{
mstudiobodyparts_t *pbodypart = pstudiohdr->pBodypart( group );
if ( !Q_strcasecmp( name, pbodypart->pszName() ) )
{
return group;
}
}
return -1;
}
int GetBodygroupCount( CStudioHdr *pstudiohdr, int iGroup )
{
if ( !pstudiohdr )
return 0;
if (iGroup >= pstudiohdr->numbodyparts())
return 0;
mstudiobodyparts_t *pbodypart = pstudiohdr->pBodypart( iGroup );
return pbodypart->nummodels;
}
int GetNumBodyGroups( CStudioHdr *pstudiohdr )
{
if ( !pstudiohdr )
return 0;
return pstudiohdr->numbodyparts();
}
int GetSequenceActivity( CStudioHdr *pstudiohdr, int sequence, int *pweight )
{
if (!pstudiohdr || !pstudiohdr->SequencesAvailable() )
{
if (pweight)
*pweight = 0;
return 0;
}
mstudioseqdesc_t &seqdesc = pstudiohdr->pSeqdesc( sequence );
if (!(seqdesc.flags & STUDIO_ACTIVITY))
{
SetActivityForSequence( pstudiohdr, sequence );
}
if (pweight)
*pweight = seqdesc.actweight;
return seqdesc.activity;
}
void GetAttachmentLocalSpace( CStudioHdr *pstudiohdr, int attachIndex, matrix3x4_t &pLocalToWorld )
{
if ( attachIndex >= 0 )
{
const mstudioattachment_t &pAttachment = pstudiohdr->pAttachment(attachIndex);
MatrixCopy( pAttachment.local, pLocalToWorld );
}
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : *pstudiohdr -
// *name -
// Output : int
//-----------------------------------------------------------------------------
int FindHitboxSetByName( CStudioHdr *pstudiohdr, const char *name )
{
if ( !pstudiohdr )
return -1;
for ( int i = 0; i < pstudiohdr->numhitboxsets(); i++ )
{
mstudiohitboxset_t *set = pstudiohdr->pHitboxSet( i );
if ( !set )
continue;
if ( !stricmp( set->pszName(), name ) )
return i;
}
return -1;
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : *pstudiohdr -
// setnumber -
// Output : char const
//-----------------------------------------------------------------------------
const char *GetHitboxSetName( CStudioHdr *pstudiohdr, int setnumber )
{
if ( !pstudiohdr )
return "";
mstudiohitboxset_t *set = pstudiohdr->pHitboxSet( setnumber );
if ( !set )
return "";
return set->pszName();
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : *pstudiohdr -
// Output : int
//-----------------------------------------------------------------------------
int GetHitboxSetCount( CStudioHdr *pstudiohdr )
{
if ( !pstudiohdr )
return 0;
return pstudiohdr->numhitboxsets();
}