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Modified source engine (2017) developed by valve and leaked in 2020. Not for commercial purporses
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source-engine/public/studio.cpp

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//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose:
//
// $NoKeywords: $
//
//=============================================================================//
#include "studio.h"
#include "datacache/idatacache.h"
#include "datacache/imdlcache.h"
#include "convar.h"
// memdbgon must be the last include file in a .cpp file!!!
#include "tier0/memdbgon.h"
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
mstudioanimdesc_t &studiohdr_t::pAnimdesc( int i ) const
{
if (numincludemodels == 0)
{
return *pLocalAnimdesc( i );
}
virtualmodel_t *pVModel = (virtualmodel_t *)GetVirtualModel();
Assert( pVModel );
virtualgroup_t *pGroup = &pVModel->m_group[ pVModel->m_anim[i].group ];
const studiohdr_t *pStudioHdr = pGroup->GetStudioHdr();
Assert( pStudioHdr );
return *pStudioHdr->pLocalAnimdesc( pVModel->m_anim[i].index );
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
mstudioanim_t *mstudioanimdesc_t::pAnimBlock( int block, int index ) const
{
if (block == -1)
{
return (mstudioanim_t *)NULL;
}
if (block == 0)
{
return (mstudioanim_t *)(((byte *)this) + index);
}
byte *pAnimBlock = pStudiohdr()->GetAnimBlock( block );
if ( pAnimBlock )
{
return (mstudioanim_t *)(pAnimBlock + index);
}
return (mstudioanim_t *)NULL;
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
static ConVar mod_load_showstall( "mod_load_showstall", "0", 0, "1 - show hitches , 2 - show stalls" );
mstudioanim_t *mstudioanimdesc_t::pAnim( int *piFrame ) const
{
float flStall;
return pAnim( piFrame, flStall );
}
mstudioanim_t *mstudioanimdesc_t::pAnim( int *piFrame, float &flStall ) const
{
mstudioanim_t *panim = NULL;
int block = animblock;
int index = animindex;
int section = 0;
if (sectionframes != 0)
{
if (numframes > sectionframes && *piFrame == numframes - 1)
{
// last frame on long anims is stored separately
*piFrame = 0;
section = (numframes / sectionframes) + 1;
}
else
{
section = *piFrame / sectionframes;
*piFrame -= section * sectionframes;
}
block = pSection( section )->animblock;
index = pSection( section )->animindex;
}
if (block == -1)
{
// model needs to be recompiled
return NULL;
}
panim = pAnimBlock( block, index );
// force a preload on the next block
if ( sectionframes != 0 )
{
int count = ( numframes / sectionframes) + 2;
for ( int i = section + 1; i < count; i++ )
{
if ( pSection( i )->animblock != block )
{
pAnimBlock( pSection( i )->animblock, pSection( i )->animindex );
break;
}
}
}
if (panim == NULL)
{
if (section > 0 && mod_load_showstall.GetInt() > 0)
{
Msg("[%8.3f] hitch on %s:%s:%d:%d\n", Plat_FloatTime(), pStudiohdr()->pszName(), pszName(), section, block );
}
// back up until a previously loaded block is found
while (--section >= 0)
{
block = pSection( section )->animblock;
index = pSection( section )->animindex;
panim = pAnimBlock( block, index );
if (panim)
{
// set it to the last frame in the last valid section
*piFrame = sectionframes - 1;
break;
}
}
}
// try to guess a valid stall time interval (tuned for the X360)
flStall = 0.0f;
if (panim == NULL && section <= 0)
{
zeroframestalltime = Plat_FloatTime();
flStall = 1.0f;
}
else if (panim != NULL && zeroframestalltime != 0.0f)
{
float dt = Plat_FloatTime() - zeroframestalltime;
if (dt >= 0.0)
{
flStall = SimpleSpline( clamp( (0.200f - dt) * 5.0f, 0.0f, 1.0f ) );
}
if (flStall == 0.0f)
{
// disable stalltime
zeroframestalltime = 0.0f;
}
else if (mod_load_showstall.GetInt() > 1)
{
Msg("[%8.3f] stall blend %.2f on %s:%s:%d:%d\n", Plat_FloatTime(), flStall, pStudiohdr()->pszName(), pszName(), section, block );
}
}
if (panim == NULL && mod_load_showstall.GetInt() > 1)
{
Msg("[%8.3f] stall on %s:%s:%d:%d\n", Plat_FloatTime(), pStudiohdr()->pszName(), pszName(), section, block );
}
return panim;
}
mstudioikrule_t *mstudioanimdesc_t::pIKRule( int i ) const
{
if (ikruleindex)
{
return (mstudioikrule_t *)(((byte *)this) + ikruleindex) + i;
}
else if (animblockikruleindex)
{
if (animblock == 0)
{
return (mstudioikrule_t *)(((byte *)this) + animblockikruleindex) + i;
}
else
{
byte *pAnimBlocks = pStudiohdr()->GetAnimBlock( animblock );
if ( pAnimBlocks )
{
return (mstudioikrule_t *)(pAnimBlocks + animblockikruleindex) + i;
}
}
}
return NULL;
}
mstudiolocalhierarchy_t *mstudioanimdesc_t::pHierarchy( int i ) const
{
if (localhierarchyindex)
{
if (animblock == 0)
{
return (mstudiolocalhierarchy_t *)(((byte *)this) + localhierarchyindex) + i;
}
else
{
byte *pAnimBlocks = pStudiohdr()->GetAnimBlock( animblock );
if ( pAnimBlocks )
{
return (mstudiolocalhierarchy_t *)(pAnimBlocks + localhierarchyindex) + i;
}
}
}
return NULL;
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
bool studiohdr_t::SequencesAvailable() const
{
if (numincludemodels == 0)
{
return true;
}
return ( GetVirtualModel() != NULL );
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
int studiohdr_t::GetNumSeq( void ) const
{
if (numincludemodels == 0)
{
return numlocalseq;
}
virtualmodel_t *pVModel = (virtualmodel_t *)GetVirtualModel();
Assert( pVModel );
return pVModel->m_seq.Count();
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
mstudioseqdesc_t &studiohdr_t::pSeqdesc( int i ) const
{
if (numincludemodels == 0)
{
return *pLocalSeqdesc( i );
}
virtualmodel_t *pVModel = (virtualmodel_t *)GetVirtualModel();
Assert( pVModel );
if ( !pVModel )
{
return *pLocalSeqdesc( i );
}
virtualgroup_t *pGroup = &pVModel->m_group[ pVModel->m_seq[i].group ];
const studiohdr_t *pStudioHdr = pGroup->GetStudioHdr();
Assert( pStudioHdr );
return *pStudioHdr->pLocalSeqdesc( pVModel->m_seq[i].index );
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
int studiohdr_t::iRelativeAnim( int baseseq, int relanim ) const
{
if (numincludemodels == 0)
{
return relanim;
}
virtualmodel_t *pVModel = (virtualmodel_t *)GetVirtualModel();
Assert( pVModel );
virtualgroup_t *pGroup = &pVModel->m_group[ pVModel->m_seq[baseseq].group ];
return pGroup->masterAnim[ relanim ];
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
int studiohdr_t::iRelativeSeq( int baseseq, int relseq ) const
{
if (numincludemodels == 0)
{
return relseq;
}
virtualmodel_t *pVModel = (virtualmodel_t *)GetVirtualModel();
Assert( pVModel );
virtualgroup_t *pGroup = &pVModel->m_group[ pVModel->m_seq[baseseq].group ];
return pGroup->masterSeq[ relseq ];
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
int studiohdr_t::GetNumPoseParameters( void ) const
{
if (numincludemodels == 0)
{
return numlocalposeparameters;
}
virtualmodel_t *pVModel = (virtualmodel_t *)GetVirtualModel();
Assert( pVModel );
return pVModel->m_pose.Count();
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
const mstudioposeparamdesc_t &studiohdr_t::pPoseParameter( int i )
{
if (numincludemodels == 0)
{
return *pLocalPoseParameter( i );
}
virtualmodel_t *pVModel = (virtualmodel_t *)GetVirtualModel();
Assert( pVModel );
if ( pVModel->m_pose[i].group == 0)
return *pLocalPoseParameter( pVModel->m_pose[i].index );
virtualgroup_t *pGroup = &pVModel->m_group[ pVModel->m_pose[i].group ];
const studiohdr_t *pStudioHdr = pGroup->GetStudioHdr();
Assert( pStudioHdr );
return *pStudioHdr->pLocalPoseParameter( pVModel->m_pose[i].index );
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
int studiohdr_t::GetSharedPoseParameter( int iSequence, int iLocalPose ) const
{
if (numincludemodels == 0)
{
return iLocalPose;
}
if (iLocalPose == -1)
return iLocalPose;
virtualmodel_t *pVModel = (virtualmodel_t *)GetVirtualModel();
Assert( pVModel );
virtualgroup_t *pGroup = &pVModel->m_group[ pVModel->m_seq[iSequence].group ];
return pGroup->masterPose[iLocalPose];
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
int studiohdr_t::EntryNode( int iSequence )
{
mstudioseqdesc_t &seqdesc = pSeqdesc( iSequence );
if (numincludemodels == 0 || seqdesc.localentrynode == 0)
{
return seqdesc.localentrynode;
}
virtualmodel_t *pVModel = (virtualmodel_t *)GetVirtualModel();
Assert( pVModel );
virtualgroup_t *pGroup = &pVModel->m_group[ pVModel->m_seq[iSequence].group ];
return pGroup->masterNode[seqdesc.localentrynode-1]+1;
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
int studiohdr_t::ExitNode( int iSequence )
{
mstudioseqdesc_t &seqdesc = pSeqdesc( iSequence );
if (numincludemodels == 0 || seqdesc.localexitnode == 0)
{
return seqdesc.localexitnode;
}
virtualmodel_t *pVModel = (virtualmodel_t *)GetVirtualModel();
Assert( pVModel );
virtualgroup_t *pGroup = &pVModel->m_group[ pVModel->m_seq[iSequence].group ];
return pGroup->masterNode[seqdesc.localexitnode-1]+1;
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
int studiohdr_t::GetNumAttachments( void ) const
{
if (numincludemodels == 0)
{
return numlocalattachments;
}
virtualmodel_t *pVModel = (virtualmodel_t *)GetVirtualModel();
Assert( pVModel );
return pVModel->m_attachment.Count();
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
const mstudioattachment_t &studiohdr_t::pAttachment( int i ) const
{
if (numincludemodels == 0)
{
return *pLocalAttachment( i );
}
virtualmodel_t *pVModel = (virtualmodel_t *)GetVirtualModel();
Assert( pVModel );
virtualgroup_t *pGroup = &pVModel->m_group[ pVModel->m_attachment[i].group ];
const studiohdr_t *pStudioHdr = pGroup->GetStudioHdr();
Assert( pStudioHdr );
return *pStudioHdr->pLocalAttachment( pVModel->m_attachment[i].index );
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
int studiohdr_t::GetAttachmentBone( int i )
{
const mstudioattachment_t &attachment = pAttachment( i );
// remap bone
virtualmodel_t *pVModel = GetVirtualModel();
if (pVModel)
{
virtualgroup_t *pGroup = &pVModel->m_group[ pVModel->m_attachment[i].group ];
int iBone = pGroup->masterBone[attachment.localbone];
if (iBone == -1)
return 0;
return iBone;
}
return attachment.localbone;
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void studiohdr_t::SetAttachmentBone( int iAttachment, int iBone )
{
mstudioattachment_t &attachment = (mstudioattachment_t &)pAttachment( iAttachment );
// remap bone
virtualmodel_t *pVModel = GetVirtualModel();
if (pVModel)
{
virtualgroup_t *pGroup = &pVModel->m_group[ pVModel->m_attachment[iAttachment].group ];
iBone = pGroup->boneMap[iBone];
}
attachment.localbone = iBone;
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
char *studiohdr_t::pszNodeName( int iNode )
{
if (numincludemodels == 0)
{
return pszLocalNodeName( iNode );
}
virtualmodel_t *pVModel = (virtualmodel_t *)GetVirtualModel();
Assert( pVModel );
if ( pVModel->m_node.Count() <= iNode-1 )
return "Invalid node";
return pVModel->m_group[ pVModel->m_node[iNode-1].group ].GetStudioHdr()->pszLocalNodeName( pVModel->m_node[iNode-1].index );
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
int studiohdr_t::GetTransition( int iFrom, int iTo ) const
{
if (numincludemodels == 0)
{
return *pLocalTransition( (iFrom-1)*numlocalnodes + (iTo - 1) );
}
return iTo;
/*
FIXME: not connected
virtualmodel_t *pVModel = (virtualmodel_t *)GetVirtualModel();
Assert( pVModel );
return pVModel->m_transition.Element( iFrom ).Element( iTo );
*/
}
int studiohdr_t::GetActivityListVersion( void )
{
if (numincludemodels == 0)
{
return activitylistversion;
}
virtualmodel_t *pVModel = (virtualmodel_t *)GetVirtualModel();
Assert( pVModel );
int ActVersion = activitylistversion;
int i;
for (i = 1; i < pVModel->m_group.Count(); i++)
{
virtualgroup_t *pGroup = &pVModel->m_group[ i ];
const studiohdr_t *pStudioHdr = pGroup->GetStudioHdr();
Assert( pStudioHdr );
ActVersion = min( ActVersion, pStudioHdr->activitylistversion );
}
return ActVersion;
}
void studiohdr_t::SetActivityListVersion( int ActVersion ) const
{
activitylistversion = ActVersion;
if (numincludemodels == 0)
{
return;
}
virtualmodel_t *pVModel = (virtualmodel_t *)GetVirtualModel();
Assert( pVModel );
int i;
for (i = 1; i < pVModel->m_group.Count(); i++)
{
virtualgroup_t *pGroup = &pVModel->m_group[ i ];
const studiohdr_t *pStudioHdr = pGroup->GetStudioHdr();
Assert( pStudioHdr );
pStudioHdr->SetActivityListVersion( ActVersion );
}
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
int studiohdr_t::GetNumIKAutoplayLocks( void ) const
{
if (numincludemodels == 0)
{
return numlocalikautoplaylocks;
}
virtualmodel_t *pVModel = (virtualmodel_t *)GetVirtualModel();
Assert( pVModel );
return pVModel->m_iklock.Count();
}
const mstudioiklock_t &studiohdr_t::pIKAutoplayLock( int i )
{
if (numincludemodels == 0)
{
return *pLocalIKAutoplayLock( i );
}
virtualmodel_t *pVModel = (virtualmodel_t *)GetVirtualModel();
Assert( pVModel );
virtualgroup_t *pGroup = &pVModel->m_group[ pVModel->m_iklock[i].group ];
const studiohdr_t *pStudioHdr = pGroup->GetStudioHdr();
Assert( pStudioHdr );
return *pStudioHdr->pLocalIKAutoplayLock( pVModel->m_iklock[i].index );
}
int studiohdr_t::CountAutoplaySequences() const
{
int count = 0;
for (int i = 0; i < GetNumSeq(); i++)
{
mstudioseqdesc_t &seqdesc = pSeqdesc( i );
if (seqdesc.flags & STUDIO_AUTOPLAY)
{
count++;
}
}
return count;
}
int studiohdr_t::CopyAutoplaySequences( unsigned short *pOut, int outCount ) const
{
int outIndex = 0;
for (int i = 0; i < GetNumSeq() && outIndex < outCount; i++)
{
mstudioseqdesc_t &seqdesc = pSeqdesc( i );
if (seqdesc.flags & STUDIO_AUTOPLAY)
{
pOut[outIndex] = i;
outIndex++;
}
}
return outIndex;
}
//-----------------------------------------------------------------------------
// Purpose: maps local sequence bone to global bone
//-----------------------------------------------------------------------------
int studiohdr_t::RemapSeqBone( int iSequence, int iLocalBone ) const
{
// remap bone
virtualmodel_t *pVModel = GetVirtualModel();
if (pVModel)
{
const virtualgroup_t *pSeqGroup = pVModel->pSeqGroup( iSequence );
return pSeqGroup->masterBone[iLocalBone];
}
return iLocalBone;
}
int studiohdr_t::RemapAnimBone( int iAnim, int iLocalBone ) const
{
// remap bone
virtualmodel_t *pVModel = GetVirtualModel();
if (pVModel)
{
const virtualgroup_t *pAnimGroup = pVModel->pAnimGroup( iAnim );
return pAnimGroup->masterBone[iLocalBone];
}
return iLocalBone;
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
CStudioHdr::CStudioHdr( void )
{
// set pointer to bogus value
m_nFrameUnlockCounter = 0;
m_pFrameUnlockCounter = &m_nFrameUnlockCounter;
Init( NULL );
}
CStudioHdr::CStudioHdr( const studiohdr_t *pStudioHdr, IMDLCache *mdlcache )
{
// preset pointer to bogus value (it may be overwritten with legitimate data later)
m_nFrameUnlockCounter = 0;
m_pFrameUnlockCounter = &m_nFrameUnlockCounter;
Init( pStudioHdr, mdlcache );
}
// extern IDataCache *g_pDataCache;
void CStudioHdr::Init( const studiohdr_t *pStudioHdr, IMDLCache *mdlcache )
{
m_pStudioHdr = pStudioHdr;
m_pVModel = NULL;
m_pStudioHdrCache.RemoveAll();
if (m_pStudioHdr == NULL)
{
return;
}
if ( mdlcache )
{
m_pFrameUnlockCounter = mdlcache->GetFrameUnlockCounterPtr( MDLCACHE_STUDIOHDR );
m_nFrameUnlockCounter = *m_pFrameUnlockCounter - 1;
}
if (m_pStudioHdr->numincludemodels == 0)
{
#if STUDIO_SEQUENCE_ACTIVITY_LAZY_INITIALIZE
#else
m_ActivityToSequence.Initialize(this);
#endif
}
else
{
ResetVModel( m_pStudioHdr->GetVirtualModel() );
#if STUDIO_SEQUENCE_ACTIVITY_LAZY_INITIALIZE
#else
m_ActivityToSequence.Initialize(this);
#endif
}
m_boneFlags.EnsureCount( numbones() );
m_boneParent.EnsureCount( numbones() );
for (int i = 0; i < numbones(); i++)
{
m_boneFlags[i] = pBone( i )->flags;
m_boneParent[i] = pBone( i )->parent;
}
}
void CStudioHdr::Term()
{
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
bool CStudioHdr::SequencesAvailable() const
{
if (m_pStudioHdr->numincludemodels == 0)
{
return true;
}
if (m_pVModel == NULL)
{
// repoll m_pVModel
return (ResetVModel( m_pStudioHdr->GetVirtualModel() ) != NULL);
}
else
return true;
}
const virtualmodel_t * CStudioHdr::ResetVModel( const virtualmodel_t *pVModel ) const
{
if (pVModel != NULL)
{
m_pVModel = (virtualmodel_t *)pVModel;
Assert( !pVModel->m_Lock.GetOwnerId() );
m_pStudioHdrCache.SetCount( m_pVModel->m_group.Count() );
int i;
for (i = 0; i < m_pStudioHdrCache.Count(); i++)
{
m_pStudioHdrCache[ i ] = NULL;
}
return const_cast<virtualmodel_t *>(pVModel);
}
else
{
m_pVModel = NULL;
return NULL;
}
}
const studiohdr_t *CStudioHdr::GroupStudioHdr( int i )
{
if ( !this )
{
ExecuteNTimes( 5, Warning( "Call to NULL CStudioHdr::GroupStudioHdr()\n" ) );
}
if ( m_nFrameUnlockCounter != *m_pFrameUnlockCounter )
{
m_FrameUnlockCounterMutex.Lock();
if ( *m_pFrameUnlockCounter != m_nFrameUnlockCounter ) // i.e., this thread got the mutex
{
memset( m_pStudioHdrCache.Base(), 0, m_pStudioHdrCache.Count() * sizeof(studiohdr_t *) );
m_nFrameUnlockCounter = *m_pFrameUnlockCounter;
}
m_FrameUnlockCounterMutex.Unlock();
}
if ( !m_pStudioHdrCache.IsValidIndex( i ) )
{
const char *pszName = ( m_pStudioHdr ) ? m_pStudioHdr->pszName() : "<<null>>";
ExecuteNTimes( 5, Warning( "Invalid index passed to CStudioHdr(%s)::GroupStudioHdr(): %d, but max is %d\n", pszName, i, m_pStudioHdrCache.Count() ) );
DebuggerBreakIfDebugging();
return m_pStudioHdr; // return something known to probably exist, certainly things will be messed up, but hopefully not crash before the warning is noticed
}
const studiohdr_t *pStudioHdr = m_pStudioHdrCache[ i ];
if (pStudioHdr == NULL)
{
Assert( !m_pVModel->m_Lock.GetOwnerId() );
virtualgroup_t *pGroup = &m_pVModel->m_group[ i ];
pStudioHdr = pGroup->GetStudioHdr();
m_pStudioHdrCache[ i ] = pStudioHdr;
}
Assert( pStudioHdr );
return pStudioHdr;
}
const studiohdr_t *CStudioHdr::pSeqStudioHdr( int sequence )
{
if (m_pVModel == NULL)
{
return m_pStudioHdr;
}
const studiohdr_t *pStudioHdr = GroupStudioHdr( m_pVModel->m_seq[sequence].group );
return pStudioHdr;
}
const studiohdr_t *CStudioHdr::pAnimStudioHdr( int animation )
{
if (m_pVModel == NULL)
{
return m_pStudioHdr;
}
const studiohdr_t *pStudioHdr = GroupStudioHdr( m_pVModel->m_anim[animation].group );
return pStudioHdr;
}
mstudioanimdesc_t &CStudioHdr::pAnimdesc( int i )
{
if (m_pVModel == NULL)
{
return *m_pStudioHdr->pLocalAnimdesc( i );
}
const studiohdr_t *pStudioHdr = GroupStudioHdr( m_pVModel->m_anim[i].group );
return *pStudioHdr->pLocalAnimdesc( m_pVModel->m_anim[i].index );
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
int CStudioHdr::GetNumSeq( void ) const
{
if (m_pVModel == NULL)
{
return m_pStudioHdr->numlocalseq;
}
return m_pVModel->m_seq.Count();
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
mstudioseqdesc_t &CStudioHdr::pSeqdesc( int i )
{
Assert( ( i >= 0 && i < GetNumSeq() ) || ( i == 1 && GetNumSeq() <= 1 ) );
if ( i < 0 || i >= GetNumSeq() )
{
if ( GetNumSeq() <= 0 )
{
// Return a zero'd out struct reference if we've got nothing.
// C_BaseObject::StopAnimGeneratedSounds was crashing due to this function
// returning a reference to garbage. It should now see numevents is 0,
// and bail.
static mstudioseqdesc_t s_nil_seq;
return s_nil_seq;
}
// Avoid reading random memory.
i = 0;
}
if (m_pVModel == NULL)
{
return *m_pStudioHdr->pLocalSeqdesc( i );
}
const studiohdr_t *pStudioHdr = GroupStudioHdr( m_pVModel->m_seq[i].group );
return *pStudioHdr->pLocalSeqdesc( m_pVModel->m_seq[i].index );
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
int CStudioHdr::iRelativeAnim( int baseseq, int relanim ) const
{
if (m_pVModel == NULL)
{
return relanim;
}
virtualgroup_t *pGroup = &m_pVModel->m_group[ m_pVModel->m_seq[baseseq].group ];
return pGroup->masterAnim[ relanim ];
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
int CStudioHdr::iRelativeSeq( int baseseq, int relseq ) const
{
if (m_pVModel == NULL)
{
return relseq;
}
Assert( m_pVModel );
virtualgroup_t *pGroup = &m_pVModel->m_group[ m_pVModel->m_seq[baseseq].group ];
return pGroup->masterSeq[ relseq ];
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
int CStudioHdr::GetNumPoseParameters( void ) const
{
if (m_pVModel == NULL)
{
if ( m_pStudioHdr )
return m_pStudioHdr->numlocalposeparameters;
else
return 0;
}
Assert( m_pVModel );
return m_pVModel->m_pose.Count();
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
const mstudioposeparamdesc_t &CStudioHdr::pPoseParameter( int i )
{
if (m_pVModel == NULL)
{
return *m_pStudioHdr->pLocalPoseParameter( i );
}
if ( m_pVModel->m_pose[i].group == 0)
return *m_pStudioHdr->pLocalPoseParameter( m_pVModel->m_pose[i].index );
const studiohdr_t *pStudioHdr = GroupStudioHdr( m_pVModel->m_pose[i].group );
return *pStudioHdr->pLocalPoseParameter( m_pVModel->m_pose[i].index );
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
int CStudioHdr::GetSharedPoseParameter( int iSequence, int iLocalPose ) const
{
if (m_pVModel == NULL)
{
return iLocalPose;
}
if (iLocalPose == -1)
return iLocalPose;
Assert( m_pVModel );
int group = m_pVModel->m_seq[iSequence].group;
virtualgroup_t *pGroup = m_pVModel->m_group.IsValidIndex( group ) ? &m_pVModel->m_group[ group ] : NULL;
return pGroup ? pGroup->masterPose[iLocalPose] : iLocalPose;
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
int CStudioHdr::EntryNode( int iSequence )
{
mstudioseqdesc_t &seqdesc = pSeqdesc( iSequence );
if (m_pVModel == NULL || seqdesc.localentrynode == 0)
{
return seqdesc.localentrynode;
}
Assert( m_pVModel );
virtualgroup_t *pGroup = &m_pVModel->m_group[ m_pVModel->m_seq[iSequence].group ];
return pGroup->masterNode[seqdesc.localentrynode-1]+1;
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
int CStudioHdr::ExitNode( int iSequence )
{
mstudioseqdesc_t &seqdesc = pSeqdesc( iSequence );
if (m_pVModel == NULL || seqdesc.localexitnode == 0)
{
return seqdesc.localexitnode;
}
Assert( m_pVModel );
virtualgroup_t *pGroup = &m_pVModel->m_group[ m_pVModel->m_seq[iSequence].group ];
return pGroup->masterNode[seqdesc.localexitnode-1]+1;
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
int CStudioHdr::GetNumAttachments( void ) const
{
if (m_pVModel == NULL)
{
return m_pStudioHdr->numlocalattachments;
}
Assert( m_pVModel );
return m_pVModel->m_attachment.Count();
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
const mstudioattachment_t &CStudioHdr::pAttachment( int i )
{
if (m_pVModel == NULL)
{
return *m_pStudioHdr->pLocalAttachment( i );
}
Assert( m_pVModel );
const studiohdr_t *pStudioHdr = GroupStudioHdr( m_pVModel->m_attachment[i].group );
return *pStudioHdr->pLocalAttachment( m_pVModel->m_attachment[i].index );
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
int CStudioHdr::GetAttachmentBone( int i )
{
if (m_pVModel == 0)
{
return m_pStudioHdr->pLocalAttachment( i )->localbone;
}
virtualgroup_t *pGroup = &m_pVModel->m_group[ m_pVModel->m_attachment[i].group ];
const mstudioattachment_t &attachment = pAttachment( i );
int iBone = pGroup->masterBone[attachment.localbone];
if (iBone == -1)
return 0;
return iBone;
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CStudioHdr::SetAttachmentBone( int iAttachment, int iBone )
{
mstudioattachment_t &attachment = (mstudioattachment_t &)m_pStudioHdr->pAttachment( iAttachment );
// remap bone
if (m_pVModel)
{
virtualgroup_t *pGroup = &m_pVModel->m_group[ m_pVModel->m_attachment[iAttachment].group ];
iBone = pGroup->boneMap[iBone];
}
attachment.localbone = iBone;
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
char *CStudioHdr::pszNodeName( int iNode )
{
if (m_pVModel == NULL)
{
return m_pStudioHdr->pszLocalNodeName( iNode );
}
if ( m_pVModel->m_node.Count() <= iNode-1 )
return "Invalid node";
const studiohdr_t *pStudioHdr = GroupStudioHdr( m_pVModel->m_node[iNode-1].group );
return pStudioHdr->pszLocalNodeName( m_pVModel->m_node[iNode-1].index );
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
int CStudioHdr::GetTransition( int iFrom, int iTo ) const
{
if (m_pVModel == NULL)
{
return *m_pStudioHdr->pLocalTransition( (iFrom-1)*m_pStudioHdr->numlocalnodes + (iTo - 1) );
}
return iTo;
/*
FIXME: not connected
virtualmodel_t *pVModel = (virtualmodel_t *)GetVirtualModel();
Assert( pVModel );
return pVModel->m_transition.Element( iFrom ).Element( iTo );
*/
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
int CStudioHdr::GetActivityListVersion( void )
{
if (m_pVModel == NULL)
{
return m_pStudioHdr->activitylistversion;
}
int version = m_pStudioHdr->activitylistversion;
int i;
for (i = 1; i < m_pVModel->m_group.Count(); i++)
{
const studiohdr_t *pStudioHdr = GroupStudioHdr( i );
Assert( pStudioHdr );
version = min( version, pStudioHdr->activitylistversion );
}
return version;
}
void CStudioHdr::SetActivityListVersion( int version )
{
m_pStudioHdr->activitylistversion = version;
if (m_pVModel == NULL)
{
return;
}
int i;
for (i = 1; i < m_pVModel->m_group.Count(); i++)
{
const studiohdr_t *pStudioHdr = GroupStudioHdr( i );
Assert( pStudioHdr );
pStudioHdr->SetActivityListVersion( version );
}
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
int CStudioHdr::GetEventListVersion( void )
{
if (m_pVModel == NULL)
{
return m_pStudioHdr->eventsindexed;
}
int version = m_pStudioHdr->eventsindexed;
int i;
for (i = 1; i < m_pVModel->m_group.Count(); i++)
{
const studiohdr_t *pStudioHdr = GroupStudioHdr( i );
Assert( pStudioHdr );
version = min( version, pStudioHdr->eventsindexed );
}
return version;
}
void CStudioHdr::SetEventListVersion( int version )
{
m_pStudioHdr->eventsindexed = version;
if (m_pVModel == NULL)
{
return;
}
int i;
for (i = 1; i < m_pVModel->m_group.Count(); i++)
{
const studiohdr_t *pStudioHdr = GroupStudioHdr( i );
Assert( pStudioHdr );
pStudioHdr->eventsindexed = version;
}
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
int CStudioHdr::GetNumIKAutoplayLocks( void ) const
{
if (m_pVModel == NULL)
{
return m_pStudioHdr->numlocalikautoplaylocks;
}
return m_pVModel->m_iklock.Count();
}
const mstudioiklock_t &CStudioHdr::pIKAutoplayLock( int i )
{
if (m_pVModel == NULL)
{
return *m_pStudioHdr->pLocalIKAutoplayLock( i );
}
const studiohdr_t *pStudioHdr = GroupStudioHdr( m_pVModel->m_iklock[i].group );
Assert( pStudioHdr );
return *pStudioHdr->pLocalIKAutoplayLock( m_pVModel->m_iklock[i].index );
}
#if 0
int CStudioHdr::CountAutoplaySequences() const
{
int count = 0;
for (int i = 0; i < GetNumSeq(); i++)
{
mstudioseqdesc_t &seqdesc = pSeqdesc( i );
if (seqdesc.flags & STUDIO_AUTOPLAY)
{
count++;
}
}
return count;
}
int CStudioHdr::CopyAutoplaySequences( unsigned short *pOut, int outCount ) const
{
int outIndex = 0;
for (int i = 0; i < GetNumSeq() && outIndex < outCount; i++)
{
mstudioseqdesc_t &seqdesc = pSeqdesc( i );
if (seqdesc.flags & STUDIO_AUTOPLAY)
{
pOut[outIndex] = i;
outIndex++;
}
}
return outIndex;
}
#endif
//-----------------------------------------------------------------------------
// Purpose: maps local sequence bone to global bone
//-----------------------------------------------------------------------------
int CStudioHdr::RemapSeqBone( int iSequence, int iLocalBone ) const
{
// remap bone
if (m_pVModel)
{
const virtualgroup_t *pSeqGroup = m_pVModel->pSeqGroup( iSequence );
return pSeqGroup->masterBone[iLocalBone];
}
return iLocalBone;
}
int CStudioHdr::RemapAnimBone( int iAnim, int iLocalBone ) const
{
// remap bone
if (m_pVModel)
{
const virtualgroup_t *pAnimGroup = m_pVModel->pAnimGroup( iAnim );
return pAnimGroup->masterBone[iLocalBone];
}
return iLocalBone;
}
// JasonM hack
//ConVar flex_maxrule( "flex_maxrule", "0" );
//-----------------------------------------------------------------------------
// Purpose: run the interpreted FAC's expressions, converting flex_controller
// values into FAC weights
//-----------------------------------------------------------------------------
void CStudioHdr::RunFlexRules( const float *src, float *dest )
{
// FIXME: this shouldn't be needed, flex without rules should be stripped in studiomdl
for (int i = 0; i < numflexdesc(); i++)
{
dest[i] = 0;
}
for (int i = 0; i < numflexrules(); i++)
{
float stack[32] = {};
int k = 0;
mstudioflexrule_t *prule = pFlexRule( i );
mstudioflexop_t *pops = prule->iFlexOp( 0 );
/*
// JasonM hack for flex perf testing...
int nFlexRulesToRun = 0; // 0 means run them all
const char *pszExpression = flex_maxrule.GetString();
if ( pszExpression )
{
nFlexRulesToRun = atoi(pszExpression); // 0 will be returned if not a numeric string
}
// end JasonM hack
//*/
// debugoverlay->AddTextOverlay( GetAbsOrigin() + Vector( 0, 0, 64 ), i + 1, 0, "%2d:%d\n", i, prule->flex );
for (int j = 0; j < prule->numops; j++)
{
switch (pops->op)
{
case STUDIO_ADD: stack[k-2] = stack[k-2] + stack[k-1]; k--; break;
case STUDIO_SUB: stack[k-2] = stack[k-2] - stack[k-1]; k--; break;
case STUDIO_MUL: stack[k-2] = stack[k-2] * stack[k-1]; k--; break;
case STUDIO_DIV:
if (stack[k-1] > 0.0001)
{
stack[k-2] = stack[k-2] / stack[k-1];
}
else
{
stack[k-2] = 0;
}
k--;
break;
case STUDIO_NEG: stack[k-1] = -stack[k-1]; break;
case STUDIO_MAX: stack[k-2] = max( stack[k-2], stack[k-1] ); k--; break;
case STUDIO_MIN: stack[k-2] = min( stack[k-2], stack[k-1] ); k--; break;
case STUDIO_CONST: stack[k] = pops->d.value; k++; break;
case STUDIO_FETCH1:
{
int m = pFlexcontroller( (LocalFlexController_t)pops->d.index)->localToGlobal;
stack[k] = src[m];
k++;
break;
}
case STUDIO_FETCH2:
{
stack[k] = dest[pops->d.index]; k++; break;
}
case STUDIO_COMBO:
{
int m = pops->d.index;
int km = k - m;
for ( int iStack = km + 1; iStack < k; ++iStack )
{
stack[ km ] *= stack[iStack];
}
k = k - m + 1;
}
break;
case STUDIO_DOMINATE:
{
int m = pops->d.index;
int km = k - m;
float dv = stack[ km ];
for ( int iStack = km + 1; iStack < k; ++iStack )
{
dv *= stack[iStack];
}
stack[ km - 1 ] *= 1.0f - dv;
k -= m;
}
break;
case STUDIO_2WAY_0:
{
int m = pFlexcontroller( (LocalFlexController_t)pops->d.index )->localToGlobal;
stack[ k ] = RemapValClamped( src[m], -1.0f, 0.0f, 1.0f, 0.0f );
k++;
}
break;
case STUDIO_2WAY_1:
{
int m = pFlexcontroller( (LocalFlexController_t)pops->d.index )->localToGlobal;
stack[ k ] = RemapValClamped( src[m], 0.0f, 1.0f, 0.0f, 1.0f );
k++;
}
break;
case STUDIO_NWAY:
{
LocalFlexController_t valueControllerIndex = static_cast< LocalFlexController_t >( (int)stack[ k - 1 ] );
int m = pFlexcontroller( valueControllerIndex )->localToGlobal;
float flValue = src[ m ];
int v = pFlexcontroller( (LocalFlexController_t)pops->d.index )->localToGlobal;
const Vector4D filterRamp( stack[ k - 5 ], stack[ k - 4 ], stack[ k - 3 ], stack[ k - 2 ] );
// Apply multicontrol remapping
if ( flValue <= filterRamp.x || flValue >= filterRamp.w )
{
flValue = 0.0f;
}
else if ( flValue < filterRamp.y )
{
flValue = RemapValClamped( flValue, filterRamp.x, filterRamp.y, 0.0f, 1.0f );
}
else if ( flValue > filterRamp.z )
{
flValue = RemapValClamped( flValue, filterRamp.z, filterRamp.w, 1.0f, 0.0f );
}
else
{
flValue = 1.0f;
}
stack[ k - 5 ] = flValue * src[ v ];
k -= 4;
}
break;
case STUDIO_DME_LOWER_EYELID:
{
const mstudioflexcontroller_t *const pCloseLidV = pFlexcontroller( (LocalFlexController_t)pops->d.index );
const float flCloseLidV = RemapValClamped( src[ pCloseLidV->localToGlobal ], pCloseLidV->min, pCloseLidV->max, 0.0f, 1.0f );
const mstudioflexcontroller_t *const pCloseLid = pFlexcontroller( static_cast< LocalFlexController_t >( (int)stack[ k - 1 ] ) );
const float flCloseLid = RemapValClamped( src[ pCloseLid->localToGlobal ], pCloseLid->min, pCloseLid->max, 0.0f, 1.0f );
int nBlinkIndex = static_cast< int >( stack[ k - 2 ] );
float flBlink = 0.0f;
if ( nBlinkIndex >= 0 )
{
const mstudioflexcontroller_t *const pBlink = pFlexcontroller( static_cast< LocalFlexController_t >( (int)stack[ k - 2 ] ) );
flBlink = RemapValClamped( src[ pBlink->localToGlobal ], pBlink->min, pBlink->max, 0.0f, 1.0f );
}
int nEyeUpDownIndex = static_cast< int >( stack[ k - 3 ] );
float flEyeUpDown = 0.0f;
if ( nEyeUpDownIndex >= 0 )
{
const mstudioflexcontroller_t *const pEyeUpDown = pFlexcontroller( static_cast< LocalFlexController_t >( (int)stack[ k - 3 ] ) );
flEyeUpDown = RemapValClamped( src[ pEyeUpDown->localToGlobal ], pEyeUpDown->min, pEyeUpDown->max, -1.0f, 1.0f );
}
if ( flEyeUpDown > 0.0 )
{
stack [ k - 3 ] = ( 1.0f - flEyeUpDown ) * ( 1.0f - flCloseLidV ) * flCloseLid;
}
else
{
stack [ k - 3 ] = ( 1.0f - flCloseLidV ) * flCloseLid;
}
k -= 2;
}
break;
case STUDIO_DME_UPPER_EYELID:
{
const mstudioflexcontroller_t *const pCloseLidV = pFlexcontroller( (LocalFlexController_t)pops->d.index );
const float flCloseLidV = RemapValClamped( src[ pCloseLidV->localToGlobal ], pCloseLidV->min, pCloseLidV->max, 0.0f, 1.0f );
const mstudioflexcontroller_t *const pCloseLid = pFlexcontroller( static_cast< LocalFlexController_t >( (int)stack[ k - 1 ] ) );
const float flCloseLid = RemapValClamped( src[ pCloseLid->localToGlobal ], pCloseLid->min, pCloseLid->max, 0.0f, 1.0f );
int nBlinkIndex = static_cast< int >( stack[ k - 2 ] );
float flBlink = 0.0f;
if ( nBlinkIndex >= 0 )
{
const mstudioflexcontroller_t *const pBlink = pFlexcontroller( static_cast< LocalFlexController_t >( (int)stack[ k - 2 ] ) );
flBlink = RemapValClamped( src[ pBlink->localToGlobal ], pBlink->min, pBlink->max, 0.0f, 1.0f );
}
int nEyeUpDownIndex = static_cast< int >( stack[ k - 3 ] );
float flEyeUpDown = 0.0f;
if ( nEyeUpDownIndex >= 0 )
{
const mstudioflexcontroller_t *const pEyeUpDown = pFlexcontroller( static_cast< LocalFlexController_t >( (int)stack[ k - 3 ] ) );
flEyeUpDown = RemapValClamped( src[ pEyeUpDown->localToGlobal ], pEyeUpDown->min, pEyeUpDown->max, -1.0f, 1.0f );
}
if ( flEyeUpDown < 0.0f )
{
stack [ k - 3 ] = ( 1.0f + flEyeUpDown ) * flCloseLidV * flCloseLid;
}
else
{
stack [ k - 3 ] = flCloseLidV * flCloseLid;
}
k -= 2;
}
break;
}
pops++;
}
dest[prule->flex] = stack[0];
/*
// JasonM hack
if ( nFlexRulesToRun == 0) // 0 means run all rules correctly
{
dest[prule->flex] = stack[0];
}
else // run only up to nFlexRulesToRun correctly...zero out the rest
{
if ( j < nFlexRulesToRun )
dest[prule->flex] = stack[0];
else
dest[prule->flex] = 0.0f;
}
dest[prule->flex] = 1.0f;
//*/
// end JasonM hack
}
}
//-----------------------------------------------------------------------------
// CODE PERTAINING TO ACTIVITY->SEQUENCE MAPPING SUBCLASS
//-----------------------------------------------------------------------------
#define iabs(i) (( (i) >= 0 ) ? (i) : -(i) )
CUtlSymbolTable g_ActivityModifiersTable;
extern void SetActivityForSequence( CStudioHdr *pstudiohdr, int i );
void CStudioHdr::CActivityToSequenceMapping::Initialize( CStudioHdr * __restrict pstudiohdr )
{
// Algorithm: walk through every sequence in the model, determine to which activity
// it corresponds, and keep a count of sequences per activity. Once the total count
// is available, allocate an array large enough to contain them all, update the
// starting indices for every activity's section in the array, and go back through,
// populating the array with its data.
AssertMsg1( m_pSequenceTuples == NULL, "Tried to double-initialize sequence mapping for %s", pstudiohdr->pszName() );
if ( m_pSequenceTuples != NULL )
return; // don't double initialize.
SetValidationPair(pstudiohdr);
if ( ! pstudiohdr->SequencesAvailable() )
return; // nothing to do.
#if STUDIO_SEQUENCE_ACTIVITY_LAZY_INITIALIZE
m_bIsInitialized = true;
#endif
// Some studio headers have no activities at all. In those
// cases we can avoid a lot of this effort.
bool bFoundOne = false;
// for each sequence in the header...
const int NumSeq = pstudiohdr->GetNumSeq();
for ( int i = 0 ; i < NumSeq ; ++i )
{
const mstudioseqdesc_t &seqdesc = pstudiohdr->pSeqdesc( i );
#if defined(SERVER_DLL) || defined(CLIENT_DLL) || defined(GAME_DLL)
if (!(seqdesc.flags & STUDIO_ACTIVITY))
{
// AssertMsg2( false, "Sequence %d on studiohdr %s didn't have its activity initialized!", i, pstudiohdr->pszName() );
SetActivityForSequence( pstudiohdr, i );
}
#endif
// is there an activity associated with this sequence?
if (seqdesc.activity >= 0)
{
bFoundOne = true;
// look up if we already have an entry. First we need to make a speculative one --
HashValueType entry(seqdesc.activity, 0, 1, iabs(seqdesc.actweight));
UtlHashHandle_t handle = m_ActToSeqHash.Find(entry);
if ( m_ActToSeqHash.IsValidHandle(handle) )
{
// we already have an entry and must update it by incrementing count
HashValueType * __restrict toUpdate = &m_ActToSeqHash.Element(handle);
toUpdate->count += 1;
toUpdate->totalWeight += iabs(seqdesc.actweight);
if ( !HushAsserts() )
{
AssertMsg( toUpdate->totalWeight > 0, "toUpdate->totalWeight: %d", toUpdate->totalWeight );
}
}
else
{
// we do not have an entry yet; create one.
m_ActToSeqHash.Insert(entry);
}
}
}
// if we found nothing, don't bother with any other initialization!
if (!bFoundOne)
return;
// Now, create starting indices for each activity. For an activity n,
// the starting index is of course the sum of counts [0..n-1].
int sequenceCount = 0;
int topActivity = 0; // this will store the highest seen activity number (used later to make an ad hoc map on the stack)
for ( UtlHashHandle_t handle = m_ActToSeqHash.GetFirstHandle() ;
m_ActToSeqHash.IsValidHandle(handle) ;
handle = m_ActToSeqHash.GetNextHandle(handle) )
{
HashValueType &element = m_ActToSeqHash[handle];
element.startingIdx = sequenceCount;
sequenceCount += element.count;
topActivity = max(topActivity, element.activityIdx);
}
// Allocate the actual array of sequence information. Note the use of restrict;
// this is an important optimization, but means that you must never refer to this
// array through m_pSequenceTuples in the scope of this function.
SequenceTuple * __restrict tupleList = new SequenceTuple[sequenceCount];
m_pSequenceTuples = tupleList; // save it off -- NEVER USE m_pSequenceTuples in this function!
m_iSequenceTuplesCount = sequenceCount;
// Now we're going to actually populate that list with the relevant data.
// First, create an array on the stack to store how many sequences we've written
// so far for each activity. (This is basically a very simple way of doing a map.)
// This stack may potentially grow very large; so if you have problems with it,
// go to a utlmap or similar structure.
unsigned int allocsize = (topActivity + 1) * sizeof(int);
#define ALIGN_VALUE( val, alignment ) ( ( val + alignment - 1 ) & ~( alignment - 1 ) ) // need macro for constant expression
allocsize = ALIGN_VALUE(allocsize,16);
int * __restrict seqsPerAct = static_cast<int *>(stackalloc(allocsize));
memset(seqsPerAct, 0, allocsize);
// okay, walk through all the sequences again, and write the relevant data into
// our little table.
for ( int i = 0 ; i < NumSeq ; ++i )
{
const mstudioseqdesc_t &seqdesc = pstudiohdr->pSeqdesc( i );
if (seqdesc.activity >= 0)
{
const HashValueType &element = m_ActToSeqHash[m_ActToSeqHash.Find(HashValueType(seqdesc.activity, 0, 0, 0))];
// If this assert trips, we've written more sequences per activity than we allocated
// (therefore there must have been a miscount in the first for loop above).
int tupleOffset = seqsPerAct[seqdesc.activity];
Assert( tupleOffset < element.count );
if ( seqdesc.numactivitymodifiers > 0 )
{
// add entries for this model's activity modifiers
(tupleList + element.startingIdx + tupleOffset)->pActivityModifiers = new CUtlSymbol[ seqdesc.numactivitymodifiers ];
(tupleList + element.startingIdx + tupleOffset)->iNumActivityModifiers = seqdesc.numactivitymodifiers;
for ( int k = 0; k < seqdesc.numactivitymodifiers; k++ )
{
(tupleList + element.startingIdx + tupleOffset)->pActivityModifiers[ k ] = g_ActivityModifiersTable.AddString( seqdesc.pActivityModifier( k )->pszName() );
}
}
else
{
(tupleList + element.startingIdx + tupleOffset)->pActivityModifiers = NULL;
(tupleList + element.startingIdx + tupleOffset)->iNumActivityModifiers = 0;
}
// You might be tempted to collapse this pointer math into a single pointer --
// don't! the tuple list is marked __restrict above.
(tupleList + element.startingIdx + tupleOffset)->seqnum = i; // store sequence number
(tupleList + element.startingIdx + tupleOffset)->weight = iabs(seqdesc.actweight);
// We can't have weights of 0
// Assert( (tupleList + element.startingIdx + tupleOffset)->weight > 0 );
if ( (tupleList + element.startingIdx + tupleOffset)->weight == 0 )
{
(tupleList + element.startingIdx + tupleOffset)->weight = 1;
}
seqsPerAct[seqdesc.activity] += 1;
}
}
#ifdef DBGFLAG_ASSERT
// double check that we wrote exactly the right number of sequences.
unsigned int chkSequenceCount = 0;
for (int j = 0 ; j <= topActivity ; ++j)
{
chkSequenceCount += seqsPerAct[j];
}
Assert(chkSequenceCount == m_iSequenceTuplesCount);
#endif
}
/// Force Initialize() to occur again, even if it has already occured.
void CStudioHdr::CActivityToSequenceMapping::Reinitialize( CStudioHdr *pstudiohdr )
{
m_bIsInitialized = false;
if (m_pSequenceTuples)
{
delete m_pSequenceTuples;
m_pSequenceTuples = NULL;
}
m_ActToSeqHash.RemoveAll();
Initialize(pstudiohdr);
}
// Look up relevant data for an activity's sequences. This isn't terribly efficient, due to the
// load-hit-store on the output parameters, so the most common case -- SelectWeightedSequence --
// is specially implemented.
const CStudioHdr::CActivityToSequenceMapping::SequenceTuple *CStudioHdr::CActivityToSequenceMapping::GetSequences( int forActivity, int * __restrict outSequenceCount, int * __restrict outTotalWeight )
{
// Construct a dummy entry so we can do a hash lookup (the UtlHash does not divorce keys from values)
HashValueType entry(forActivity, 0, 0, 0);
UtlHashHandle_t handle = m_ActToSeqHash.Find(entry);
if (m_ActToSeqHash.IsValidHandle(handle))
{
const HashValueType &element = m_ActToSeqHash[handle];
const SequenceTuple *retval = m_pSequenceTuples + element.startingIdx;
*outSequenceCount = element.count;
*outTotalWeight = element.totalWeight;
return retval;
}
else
{
// invalid handle; return NULL.
// this is actually a legit use case, so no need to assert.
return NULL;
}
}
int CStudioHdr::CActivityToSequenceMapping::NumSequencesForActivity( int forActivity )
{
// If this trips, you've called this function on something that doesn't
// have activities.
//Assert(m_pSequenceTuples != NULL);
if ( m_pSequenceTuples == NULL )
return 0;
HashValueType entry(forActivity, 0, 0, 0);
UtlHashHandle_t handle = m_ActToSeqHash.Find(entry);
if (m_ActToSeqHash.IsValidHandle(handle))
{
return m_ActToSeqHash[handle].count;
}
else
{
return 0;
}
}
// double-check that the data I point to hasn't changed
bool CStudioHdr::CActivityToSequenceMapping::ValidateAgainst( const CStudioHdr * RESTRICT pstudiohdr ) RESTRICT
{
if (m_bIsInitialized)
{
return m_expectedPStudioHdr == pstudiohdr->GetRenderHdr() &&
m_expectedVModel == pstudiohdr->GetVirtualModel();
}
else
{
return true; // Allow an ordinary initialization to take place without printing a panicky assert.
}
}
void CStudioHdr::CActivityToSequenceMapping::SetValidationPair( const CStudioHdr *RESTRICT pstudiohdr ) RESTRICT
{
m_expectedPStudioHdr = pstudiohdr->GetRenderHdr();
m_expectedVModel = pstudiohdr->GetVirtualModel();
}