C++ CStudioHdr::SequencesAvailable方法代码示例

void C_BaseAnimatingOverlay::GetRenderBounds( Vector& theMins, Vector& theMaxs )
{
	BaseClass::GetRenderBounds( theMins, theMaxs );

	if ( !IsRagdoll() )
	{
		CStudioHdr *pStudioHdr = GetModelPtr();
		if ( !pStudioHdr || !pStudioHdr->SequencesAvailable() )
			return;

		int nSequences = pStudioHdr->GetNumSeq();

		int i;
		for (i = 0; i < m_AnimOverlay.Count(); i++)
		{
			if (m_AnimOverlay[i].m_flWeight > 0.0)
			{
				if ( m_AnimOverlay[i].m_nSequence >= nSequences )
				{
					continue;
				}

				mstudioseqdesc_t &seqdesc = pStudioHdr->pSeqdesc( m_AnimOverlay[i].m_nSequence );
				VectorMin( seqdesc.bbmin, theMins, theMins );
				VectorMax( seqdesc.bbmax, theMaxs, theMaxs );
			}
		}
	}
}

//=========================================================
//=========================================================
bool CAnimating::HasPoseParameter( int iSequence, int iParameter )
{
	CStudioHdr *pstudiohdr = GetModelPtr( );

	if ( !pstudiohdr )
	{
		return false;
	}

	if ( !pstudiohdr->SequencesAvailable() )
	{
		return false;
	}

	if (iSequence < 0 || iSequence >= pstudiohdr->GetNumSeq())
	{
		return false;
	}

	mstudioseqdesc_t &seqdesc = pstudiohdr->pSeqdesc( iSequence );
	if (pstudiohdr->GetSharedPoseParameter( iSequence, seqdesc.paramindex[0] ) == iParameter || 
		pstudiohdr->GetSharedPoseParameter( iSequence, seqdesc.paramindex[1] ) == iParameter)
	{
		return true;
	}
	return false;
}

bool C_CFPlayer::GetIntervalMovement( float flIntervalUsed, bool &bMoveSeqFinished, Vector &newPosition, QAngle &newAngles )
{
	CStudioHdr *pstudiohdr = GetModelPtr( );
	if (! pstudiohdr || !pstudiohdr->SequencesAvailable())
		return false;

	float flComputedCycleRate = GetSequenceCycleRate( pstudiohdr, GetSequence() );
	
	float flNextCycle = GetCycle() + flIntervalUsed * flComputedCycleRate * m_flPlaybackRate;

	if ((!SequenceLoops()) && flNextCycle > 1.0)
	{
		flIntervalUsed = GetCycle() / (flComputedCycleRate * m_flPlaybackRate);
		flNextCycle = 1.0;
		bMoveSeqFinished = true;
	}
	else
	{
		bMoveSeqFinished = false;
	}

	Vector deltaPos;
	QAngle deltaAngles;

	float poseParameters[MAXSTUDIOPOSEPARAM];
	GetPoseParameters(pstudiohdr, poseParameters);

	if (Studio_SeqMovement( pstudiohdr, GetSequence(), GetCycle(), flNextCycle, poseParameters, deltaPos, deltaAngles ))
	{
		VectorYawRotate( deltaPos, GetLocalAngles().y, deltaPos );
		newPosition = GetLocalOrigin() + deltaPos;
		newAngles.Init();
		newAngles.y = GetLocalAngles().y + deltaAngles.y;
		return true;
	}
	else
	{
		newPosition = GetLocalOrigin();
		newAngles = GetLocalAngles();
		return false;
	}
}

float CAnimating::GetPoseParameter( int iParameter )
{
	CStudioHdr *pstudiohdr = GetModelPtr( );

	if ( !pstudiohdr )
	{
		Assert(!"CBaseAnimating::GetPoseParameter: model missing");
		return 0.0;
	}

	if ( !pstudiohdr->SequencesAvailable() )
	{
		return 0;
	}

	if (iParameter >= 0)
	{
		return Studio_GetPoseParameter( pstudiohdr, iParameter,  GetPoseParameterArray()[iParameter]);
	}

	return 0.0;
}

void CAnimationLayer::DispatchAnimEvents( CBaseAnimating *eventHandler, CBaseAnimating *pOwner )
{
  	animevent_t	event;

	CStudioHdr *pstudiohdr = pOwner->GetModelPtr( );

	if ( !pstudiohdr )
	{
		Assert(!"CBaseAnimating::DispatchAnimEvents: model missing");
		return;
	}

	if ( !pstudiohdr->SequencesAvailable() )
	{
		return;
	}

	if ( m_nSequence >= pstudiohdr->GetNumSeq() )
		return;
	
	// don't fire if here are no events
	if ( pstudiohdr->pSeqdesc( m_nSequence ).numevents == 0 )
	{
		return;
	}

	// look from when it last checked to some short time in the future	
	float flCycleRate = pOwner->GetSequenceCycleRate( m_nSequence ) * m_flPlaybackRate;
	float flStart = m_flLastEventCheck;
	float flEnd = m_flCycle;

	if (!m_bLooping)
	{
		// fire off events early
		float flLastVisibleCycle = 1.0f - (pstudiohdr->pSeqdesc( m_nSequence ).fadeouttime) * flCycleRate;
		if (flEnd >= flLastVisibleCycle || flEnd < 0.0) 
		{
			m_bSequenceFinished = true;
			flEnd = 1.01f;
		}
	}
	m_flLastEventCheck = flEnd;

	/*
	if (pOwner->m_debugOverlays & OVERLAY_NPC_SELECTED_BIT)
	{
		Msg( "%s:%s : checking %.2f %.2f (%d)\n", STRING(pOwner->GetModelName()), pstudiohdr->pSeqdesc( m_nSequence ).pszLabel(), flStart, flEnd, m_bSequenceFinished );
	}
	*/

	// FIXME: does not handle negative framerates!
	int index = 0;
	while ( (index = GetAnimationEvent( pstudiohdr, m_nSequence, &event, flStart, flEnd, index ) ) != 0 )
	{
		event.pSource = pOwner;
		// calc when this event should happen
		if (flCycleRate > 0.0)
		{
			float flCycle = event.cycle;
			if (flCycle > m_flCycle)
			{
				flCycle = flCycle - 1.0;
			}
			event.eventtime = pOwner->m_flAnimTime + (flCycle - m_flCycle) / flCycleRate + pOwner->GetAnimTimeInterval();
		}

		// Msg( "dispatch %d (%d : %.2f)\n", index - 1, event.event, event.eventtime );
		event.m_bHandledByScript = eventHandler->HandleScriptedAnimEvent( &event );
		if ( eventHandler->HandleBehaviorAnimEvent( &event ) )
		{
			event.m_bHandledByScript = true;
		}
		eventHandler->HandleAnimEvent( &event );
	}
}