First version of the SOurce SDK 2013

1 files changed, 1713 insertions, 0 deletions

diff --git a/mp/src/game/server/physics_prop_ragdoll.cpp b/mp/src/game/server/physics_prop_ragdoll.cpp
new file mode 100644
index 00000000..f9d8c8f8
--- /dev/null
+++ b/mp/src/game/server/physics_prop_ragdoll.cpp
@@ -0,0 +1,1713 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//

+//

+// Purpose: 

+//

+//=============================================================================//

+

+#include "cbase.h"

+#include "baseanimating.h"

+#include "studio.h"

+#include "physics.h"

+#include "physics_saverestore.h"

+#include "ai_basenpc.h"

+#include "vphysics/constraints.h"

+#include "datacache/imdlcache.h"

+#include "bone_setup.h"

+#include "physics_prop_ragdoll.h"

+#include "KeyValues.h"

+#include "props.h"

+#include "RagdollBoogie.h"

+#include "AI_Criteria.h"

+#include "ragdoll_shared.h"

+#include "hierarchy.h"

+

+// memdbgon must be the last include file in a .cpp file!!!

+#include "tier0/memdbgon.h"

+

+//-----------------------------------------------------------------------------

+// Forward declarations

+//-----------------------------------------------------------------------------

+const char *GetMassEquivalent(float flMass);

+

+#define RAGDOLL_VISUALIZE 0

+

+//-----------------------------------------------------------------------------

+// ThinkContext

+//-----------------------------------------------------------------------------

+const char *s_pFadeOutContext = "RagdollFadeOutContext";

+const char *s_pDebrisContext = "DebrisContext";

+

+const float ATTACHED_DAMPING_SCALE = 50.0f;

+

+//-----------------------------------------------------------------------------

+// Spawnflags

+//-----------------------------------------------------------------------------

+#define	SF_RAGDOLLPROP_DEBRIS		0x0004

+#define SF_RAGDOLLPROP_USE_LRU_RETIREMENT	0x1000

+#define	SF_RAGDOLLPROP_ALLOW_DISSOLVE		0x2000	// Allow this prop to be dissolved

+#define	SF_RAGDOLLPROP_MOTIONDISABLED		0x4000

+#define	SF_RAGDOLLPROP_ALLOW_STRETCH		0x8000

+#define	SF_RAGDOLLPROP_STARTASLEEP			0x10000

+

+//-----------------------------------------------------------------------------

+// Networking

+//-----------------------------------------------------------------------------

+LINK_ENTITY_TO_CLASS( physics_prop_ragdoll, CRagdollProp );

+LINK_ENTITY_TO_CLASS( prop_ragdoll, CRagdollProp );

+EXTERN_SEND_TABLE(DT_Ragdoll)

+

+IMPLEMENT_SERVERCLASS_ST(CRagdollProp, DT_Ragdoll)

+	SendPropArray	(SendPropQAngles(SENDINFO_ARRAY(m_ragAngles), 13, 0 ), m_ragAngles),

+	SendPropArray	(SendPropVector(SENDINFO_ARRAY(m_ragPos), -1, SPROP_COORD ), m_ragPos),

+	SendPropEHandle(SENDINFO( m_hUnragdoll ) ),

+	SendPropFloat(SENDINFO(m_flBlendWeight), 8, SPROP_ROUNDDOWN, 0.0f, 1.0f ),

+	SendPropInt(SENDINFO(m_nOverlaySequence), 11),

+END_SEND_TABLE()

+

+#define DEFINE_RAGDOLL_ELEMENT( i ) \

+	DEFINE_FIELD( m_ragdoll.list[i].originParentSpace, FIELD_VECTOR ), \

+	DEFINE_PHYSPTR( m_ragdoll.list[i].pObject ), \

+	DEFINE_PHYSPTR( m_ragdoll.list[i].pConstraint ), \

+	DEFINE_FIELD( m_ragdoll.list[i].parentIndex, FIELD_INTEGER )

+

+BEGIN_DATADESC(CRagdollProp)

+//					m_ragdoll (custom handling)

+	DEFINE_AUTO_ARRAY	( m_ragdoll.boneIndex,	FIELD_INTEGER	),

+	DEFINE_AUTO_ARRAY	( m_ragPos,		FIELD_POSITION_VECTOR	),

+	DEFINE_AUTO_ARRAY	( m_ragAngles,	FIELD_VECTOR	),

+	DEFINE_KEYFIELD(m_anglesOverrideString,	FIELD_STRING, "angleOverride" ),

+	DEFINE_FIELD( m_lastUpdateTickCount, FIELD_INTEGER ),

+	DEFINE_FIELD( m_allAsleep, FIELD_BOOLEAN ),

+	DEFINE_FIELD( m_hDamageEntity, FIELD_EHANDLE ),

+	DEFINE_FIELD( m_hKiller, FIELD_EHANDLE ),

+

+	DEFINE_KEYFIELD( m_bStartDisabled, FIELD_BOOLEAN, "StartDisabled" ),

+

+	DEFINE_INPUTFUNC( FIELD_VOID, "StartRagdollBoogie", InputStartRadgollBoogie ),

+	DEFINE_INPUTFUNC( FIELD_VOID, "EnableMotion", InputEnableMotion ),

+	DEFINE_INPUTFUNC( FIELD_VOID, "DisableMotion", InputDisableMotion ),

+	DEFINE_INPUTFUNC( FIELD_VOID, "Enable",		InputTurnOn ),

+	DEFINE_INPUTFUNC( FIELD_VOID, "Disable",	InputTurnOff ),

+	DEFINE_INPUTFUNC( FIELD_FLOAT, "FadeAndRemove", InputFadeAndRemove ),

+

+	DEFINE_FIELD( m_hUnragdoll, FIELD_EHANDLE ),

+	DEFINE_FIELD( m_bFirstCollisionAfterLaunch, FIELD_BOOLEAN ),

+

+	DEFINE_FIELD( m_flBlendWeight, FIELD_FLOAT ),

+	DEFINE_FIELD( m_nOverlaySequence, FIELD_INTEGER ),

+	DEFINE_AUTO_ARRAY( m_ragdollMins, FIELD_VECTOR ),

+	DEFINE_AUTO_ARRAY( m_ragdollMaxs, FIELD_VECTOR ),

+

+	// Physics Influence

+	DEFINE_FIELD( m_hPhysicsAttacker, FIELD_EHANDLE ),

+	DEFINE_FIELD( m_flLastPhysicsInfluenceTime, FIELD_TIME ),

+	DEFINE_FIELD( m_flFadeOutStartTime, FIELD_TIME ),

+	DEFINE_FIELD( m_flFadeTime,	FIELD_FLOAT),

+	DEFINE_FIELD( m_strSourceClassName, FIELD_STRING ),

+	DEFINE_FIELD( m_bHasBeenPhysgunned, FIELD_BOOLEAN ),

+

+	// think functions

+	DEFINE_THINKFUNC( SetDebrisThink ),

+	DEFINE_THINKFUNC( ClearFlagsThink ),

+	DEFINE_THINKFUNC( FadeOutThink ),

+

+	DEFINE_FIELD( m_ragdoll.listCount, FIELD_INTEGER ),

+	DEFINE_FIELD( m_ragdoll.allowStretch, FIELD_BOOLEAN ),

+	DEFINE_PHYSPTR( m_ragdoll.pGroup ),

+	DEFINE_FIELD( m_flDefaultFadeScale, FIELD_FLOAT ),

+

+	//DEFINE_RAGDOLL_ELEMENT( 0 ),

+	DEFINE_RAGDOLL_ELEMENT( 1 ),

+	DEFINE_RAGDOLL_ELEMENT( 2 ),

+	DEFINE_RAGDOLL_ELEMENT( 3 ),

+	DEFINE_RAGDOLL_ELEMENT( 4 ),

+	DEFINE_RAGDOLL_ELEMENT( 5 ),

+	DEFINE_RAGDOLL_ELEMENT( 6 ),

+	DEFINE_RAGDOLL_ELEMENT( 7 ),

+	DEFINE_RAGDOLL_ELEMENT( 8 ),

+	DEFINE_RAGDOLL_ELEMENT( 9 ),

+	DEFINE_RAGDOLL_ELEMENT( 10 ),

+	DEFINE_RAGDOLL_ELEMENT( 11 ),

+	DEFINE_RAGDOLL_ELEMENT( 12 ),

+	DEFINE_RAGDOLL_ELEMENT( 13 ),

+	DEFINE_RAGDOLL_ELEMENT( 14 ),

+	DEFINE_RAGDOLL_ELEMENT( 15 ),

+	DEFINE_RAGDOLL_ELEMENT( 16 ),

+	DEFINE_RAGDOLL_ELEMENT( 17 ),

+	DEFINE_RAGDOLL_ELEMENT( 18 ),

+	DEFINE_RAGDOLL_ELEMENT( 19 ),

+	DEFINE_RAGDOLL_ELEMENT( 20 ),

+	DEFINE_RAGDOLL_ELEMENT( 21 ),

+	DEFINE_RAGDOLL_ELEMENT( 22 ),

+	DEFINE_RAGDOLL_ELEMENT( 23 ),

+

+END_DATADESC()

+

+//-----------------------------------------------------------------------------

+// Disable auto fading under dx7 or when level fades are specified

+//-----------------------------------------------------------------------------

+void CRagdollProp::DisableAutoFade()

+{

+	m_flFadeScale = 0;

+	m_flDefaultFadeScale = 0;

+}

+

+	

+void CRagdollProp::Spawn( void )

+{

+	// Starts out as the default fade scale value

+	m_flDefaultFadeScale = m_flFadeScale;

+

+	// NOTE: If this fires, then the assert or the datadesc is wrong!  (see DEFINE_RAGDOLL_ELEMENT above)

+	Assert( RAGDOLL_MAX_ELEMENTS == 24 );

+	Precache();

+	SetModel( STRING( GetModelName() ) );

+

+	CStudioHdr *pStudioHdr = GetModelPtr( );

+	if ( pStudioHdr->flags() & STUDIOHDR_FLAGS_NO_FORCED_FADE )

+	{

+		DisableAutoFade();

+	}

+	else

+	{

+		m_flFadeScale = m_flDefaultFadeScale;

+	}

+

+	matrix3x4_t pBoneToWorld[MAXSTUDIOBONES];

+	BaseClass::SetupBones( pBoneToWorld, BONE_USED_BY_ANYTHING ); // FIXME: shouldn't this be a subset of the bones

+	// this is useless info after the initial conditions are set

+	SetAbsAngles( vec3_angle );

+	int collisionGroup = (m_spawnflags & SF_RAGDOLLPROP_DEBRIS) ? COLLISION_GROUP_DEBRIS : COLLISION_GROUP_NONE;

+	bool bWake = (m_spawnflags & SF_RAGDOLLPROP_STARTASLEEP) ? false : true;

+	InitRagdoll( vec3_origin, 0, vec3_origin, pBoneToWorld, pBoneToWorld, 0, collisionGroup, true, bWake );

+	m_lastUpdateTickCount = 0;

+	m_flBlendWeight = 0.0f;

+	m_nOverlaySequence = -1;

+

+	// Unless specified, do not allow this to be dissolved

+	if ( HasSpawnFlags( SF_RAGDOLLPROP_ALLOW_DISSOLVE ) == false )

+	{

+		AddEFlags( EFL_NO_DISSOLVE );

+	}

+

+	if ( HasSpawnFlags(SF_RAGDOLLPROP_MOTIONDISABLED) )

+	{

+		DisableMotion();

+	}

+

+	if( m_bStartDisabled )

+	{

+		AddEffects( EF_NODRAW );

+	}

+}

+

+void CRagdollProp::SetSourceClassName( const char *pClassname )

+{

+	m_strSourceClassName = MAKE_STRING( pClassname );

+}

+

+

+void CRagdollProp::OnSave( IEntitySaveUtils *pUtils )

+{

+	if ( !m_ragdoll.listCount )

+		return;

+

+	// Don't save ragdoll element 0, base class saves the pointer in 

+	// m_pPhysicsObject

+	Assert( m_ragdoll.list[0].parentIndex == -1 );

+	Assert( m_ragdoll.list[0].pConstraint == NULL );

+	Assert( m_ragdoll.list[0].originParentSpace == vec3_origin );

+	Assert( m_ragdoll.list[0].pObject != NULL );

+	VPhysicsSetObject( NULL );	// squelch a warning message

+	VPhysicsSetObject( m_ragdoll.list[0].pObject );	// make sure object zero is saved by CBaseEntity

+	BaseClass::OnSave( pUtils );

+}

+

+void CRagdollProp::OnRestore()

+{

+	// rebuild element 0 since it isn't saved

+	// NOTE: This breaks the rules - the pointer needs to get fixed in Restore()

+	m_ragdoll.list[0].pObject = VPhysicsGetObject();

+	m_ragdoll.list[0].parentIndex = -1;

+	m_ragdoll.list[0].originParentSpace.Init();

+

+	BaseClass::OnRestore();

+	if ( !m_ragdoll.listCount )

+		return;

+

+	// JAY: Reset collision relationships

+	RagdollSetupCollisions( m_ragdoll, modelinfo->GetVCollide( GetModelIndex() ), GetModelIndex() );

+	VPhysicsUpdate( VPhysicsGetObject() );

+}

+

+void CRagdollProp::CalcRagdollSize( void )

+{

+	CollisionProp()->SetSurroundingBoundsType( USE_HITBOXES );

+	CollisionProp()->RemoveSolidFlags( FSOLID_FORCE_WORLD_ALIGNED );

+}

+

+void CRagdollProp::UpdateOnRemove( void )

+{

+	for ( int i = 0; i < m_ragdoll.listCount; i++ )

+	{

+		if ( m_ragdoll.list[i].pObject )

+		{

+			g_pPhysSaveRestoreManager->ForgetModel( m_ragdoll.list[i].pObject );

+		}

+	}

+

+	// Set to null so that the destructor's call to DestroyObject won't destroy

+	//  m_pObjects[ 0 ] twice since that's the physics object for the prop

+	VPhysicsSetObject( NULL );

+

+	RagdollDestroy( m_ragdoll );

+	// Chain to base after doing our own cleanup to mimic

+	//  destructor unwind order

+	BaseClass::UpdateOnRemove();

+}

+

+CRagdollProp::CRagdollProp( void )

+{

+	m_strSourceClassName = NULL_STRING;

+	m_anglesOverrideString = NULL_STRING;

+	m_ragdoll.listCount = 0;

+	Assert( (1<<RAGDOLL_INDEX_BITS) >=RAGDOLL_MAX_ELEMENTS );

+	m_allAsleep = false;

+	m_flFadeScale = 1;

+	m_flDefaultFadeScale = 1;

+}

+

+CRagdollProp::~CRagdollProp( void )

+{

+}

+

+void CRagdollProp::Precache( void )

+{

+	PrecacheModel( STRING( GetModelName() ) );

+	BaseClass::Precache();

+}

+

+int CRagdollProp::ObjectCaps()

+{

+	return BaseClass::ObjectCaps() | FCAP_WCEDIT_POSITION;

+}

+

+//-----------------------------------------------------------------------------

+// Purpose: 

+//-----------------------------------------------------------------------------

+void CRagdollProp::InitRagdollAnimation()

+{

+	m_flAnimTime = gpGlobals->curtime;

+	m_flPlaybackRate = 0.0;

+	SetCycle( 0 );

+	

+	// put into ACT_DIERAGDOLL if it exists, otherwise use sequence 0

+	int nSequence = SelectWeightedSequence( ACT_DIERAGDOLL );

+	if ( nSequence < 0 )

+	{

+		ResetSequence( 0 );

+	}

+	else

+	{

+		ResetSequence( nSequence );

+	}

+}

+

+

+//-----------------------------------------------------------------------------

+// Response system stuff

+//-----------------------------------------------------------------------------

+IResponseSystem *CRagdollProp::GetResponseSystem()

+{

+	extern IResponseSystem *g_pResponseSystem;

+

+	// Just use the general NPC response system; we often come from NPCs after all

+	return g_pResponseSystem;

+}

+

+

+//-----------------------------------------------------------------------------

+// Purpose: 

+//-----------------------------------------------------------------------------

+void CRagdollProp::ModifyOrAppendCriteria( AI_CriteriaSet& set )

+{

+	BaseClass::ModifyOrAppendCriteria( set );

+

+	if ( m_strSourceClassName != NULL_STRING )

+	{

+		set.RemoveCriteria( "classname" );

+		set.AppendCriteria( "classname", STRING(m_strSourceClassName) );

+		set.AppendCriteria( "ragdoll", "1" );

+	}

+}

+

+

+//-----------------------------------------------------------------------------

+// Purpose: 

+//-----------------------------------------------------------------------------

+void CRagdollProp::OnPhysGunPickup( CBasePlayer *pPhysGunUser, PhysGunPickup_t reason )

+{

+	m_hPhysicsAttacker = pPhysGunUser;

+	m_flLastPhysicsInfluenceTime = gpGlobals->curtime;

+

+	// Clear out the classname if we've been physgunned before

+	// so that the screams, etc. don't happen. Simulate that the first

+	// major punt or throw has been enough to kill him.

+	if ( m_bHasBeenPhysgunned )

+	{

+		m_strSourceClassName = NULL_STRING;

+	}

+	m_bHasBeenPhysgunned = true;

+

+	if( HasPhysgunInteraction( "onpickup", "boogie" ) )

+	{

+		if ( reason == PUNTED_BY_CANNON )

+		{

+			CRagdollBoogie::Create( this, 150, gpGlobals->curtime, 3.0f, SF_RAGDOLL_BOOGIE_ELECTRICAL );

+		}

+		else

+		{

+			CRagdollBoogie::Create( this, 150, gpGlobals->curtime, 2.0f, 0.0f );

+		}

+	}

+

+	if ( HasSpawnFlags( SF_RAGDOLLPROP_USE_LRU_RETIREMENT ) )

+	{

+		s_RagdollLRU.MoveToTopOfLRU( this );

+	}

+

+	if ( !HasSpawnFlags( SF_PHYSPROP_ENABLE_ON_PHYSCANNON ) )

+		return;

+

+	ragdoll_t *pRagdollPhys = GetRagdoll( );

+	for ( int j = 0; j < pRagdollPhys->listCount; ++j )

+	{

+		pRagdollPhys->list[j].pObject->Wake();

+		pRagdollPhys->list[j].pObject->EnableMotion( true );

+	}

+}

+

+

+//-----------------------------------------------------------------------------

+// Purpose: 

+//-----------------------------------------------------------------------------

+void CRagdollProp::OnPhysGunDrop( CBasePlayer *pPhysGunUser, PhysGunDrop_t Reason )

+{

+	CDefaultPlayerPickupVPhysics::OnPhysGunDrop( pPhysGunUser, Reason );

+	m_hPhysicsAttacker = pPhysGunUser;

+	m_flLastPhysicsInfluenceTime = gpGlobals->curtime;

+

+	if( HasPhysgunInteraction( "onpickup", "boogie" ) )

+	{

+		CRagdollBoogie::Create( this, 150, gpGlobals->curtime, 3.0f, SF_RAGDOLL_BOOGIE_ELECTRICAL );

+	}

+

+	if ( HasSpawnFlags( SF_RAGDOLLPROP_USE_LRU_RETIREMENT ) )

+	{

+		s_RagdollLRU.MoveToTopOfLRU( this );

+	}

+

+	// Make sure it's interactive debris for at most 5 seconds

+	if ( GetCollisionGroup() == COLLISION_GROUP_INTERACTIVE_DEBRIS )

+	{

+		SetContextThink( &CRagdollProp::SetDebrisThink, gpGlobals->curtime + 5, s_pDebrisContext );

+	}

+

+	if ( Reason != LAUNCHED_BY_CANNON )

+		return;

+

+	if( HasPhysgunInteraction( "onlaunch", "spin_zaxis" ) )

+	{

+		Vector vecAverageCenter( 0, 0, 0 );

+

+		// Get the average position, apply forces to produce a spin

+		int j;

+		ragdoll_t *pRagdollPhys = GetRagdoll( );

+		for ( j = 0; j < pRagdollPhys->listCount; ++j )

+		{

+			Vector vecCenter;

+			pRagdollPhys->list[j].pObject->GetPosition( &vecCenter, NULL );

+			vecAverageCenter += vecCenter;

+		}

+

+		vecAverageCenter /= pRagdollPhys->listCount;

+

+		Vector vecZAxis( 0, 0, 1 );

+		for ( j = 0; j < pRagdollPhys->listCount; ++j )

+		{

+			Vector vecDelta;

+			pRagdollPhys->list[j].pObject->GetPosition( &vecDelta, NULL );

+			vecDelta -= vecAverageCenter;

+

+			Vector vecDir;

+			CrossProduct( vecZAxis, vecDelta, vecDir );

+			vecDir *= 100;

+			pRagdollPhys->list[j].pObject->AddVelocity( &vecDir, NULL );

+		}

+	}

+

+	PhysSetGameFlags( VPhysicsGetObject(), FVPHYSICS_WAS_THROWN );

+	m_bFirstCollisionAfterLaunch = true;

+}

+

+

+//-----------------------------------------------------------------------------

+// Physics attacker

+//-----------------------------------------------------------------------------

+CBasePlayer *CRagdollProp::HasPhysicsAttacker( float dt )

+{

+	if (gpGlobals->curtime - dt <= m_flLastPhysicsInfluenceTime)

+	{

+		return m_hPhysicsAttacker;

+	}

+	return NULL;

+}

+

+

+//-----------------------------------------------------------------------------

+// Purpose: 

+//-----------------------------------------------------------------------------

+void CRagdollProp::VPhysicsCollision( int index, gamevcollisionevent_t *pEvent )

+{

+	BaseClass::VPhysicsCollision( index, pEvent );

+

+	CBaseEntity *pHitEntity = pEvent->pEntities[!index];

+	if ( pHitEntity == this )

+		return;

+

+	// Don't take physics damage from whoever's holding him with the physcannon.

+	if ( VPhysicsGetObject() && (VPhysicsGetObject()->GetGameFlags() & FVPHYSICS_PLAYER_HELD) )

+	{

+		if ( pHitEntity && (pHitEntity == HasPhysicsAttacker( FLT_MAX )) )

+			return;

+	}

+

+	// Don't bother taking damage from the physics attacker

+	if ( pHitEntity && HasPhysicsAttacker( 0.5f ) == pHitEntity )

+		return;

+

+	if( m_bFirstCollisionAfterLaunch )

+	{

+		HandleFirstCollisionInteractions( index, pEvent );

+	}

+	

+	if ( m_takedamage != DAMAGE_NO )

+	{

+		int damageType = 0;

+		float damage = CalculateDefaultPhysicsDamage( index, pEvent, 1.0f, true, damageType );

+		if ( damage > 0 )

+		{

+			// Take extra damage after we're punted by the physcannon

+			if ( m_bFirstCollisionAfterLaunch )

+			{

+				damage *= 10;

+			}

+

+			CBaseEntity *pHitEntity = pEvent->pEntities[!index];

+			if ( !pHitEntity )

+			{

+				// hit world

+				pHitEntity = GetContainingEntity( INDEXENT(0) );

+			}

+			Vector damagePos;

+			pEvent->pInternalData->GetContactPoint( damagePos );

+			Vector damageForce = pEvent->postVelocity[index] * pEvent->pObjects[index]->GetMass();

+			if ( damageForce == vec3_origin )

+			{

+				// This can happen if this entity is motion disabled, and can't move.

+				// Use the velocity of the entity that hit us instead.

+				damageForce = pEvent->postVelocity[!index] * pEvent->pObjects[!index]->GetMass();

+			}

+

+			// FIXME: this doesn't pass in who is responsible if some other entity "caused" this collision

+			PhysCallbackDamage( this, CTakeDamageInfo( pHitEntity, pHitEntity, damageForce, damagePos, damage, damageType ), *pEvent, index );

+		}

+	}

+

+	if ( m_bFirstCollisionAfterLaunch )

+	{

+		// Setup the think function to remove the flags

+		SetThink( &CRagdollProp::ClearFlagsThink );

+		SetNextThink( gpGlobals->curtime );

+	}

+}

+

+

+//-----------------------------------------------------------------------------

+//-----------------------------------------------------------------------------

+bool CRagdollProp::HasPhysgunInteraction( const char *pszKeyName, const char *pszValue )

+{

+	KeyValues *modelKeyValues = new KeyValues("");

+	if ( modelKeyValues->LoadFromBuffer( modelinfo->GetModelName( GetModel() ), modelinfo->GetModelKeyValueText( GetModel() ) ) )

+	{

+		KeyValues *pkvPropData = modelKeyValues->FindKey("physgun_interactions");

+		if ( pkvPropData )

+		{

+			char const *pszBase = pkvPropData->GetString( pszKeyName );

+

+			if ( pszBase && pszBase[0] && !stricmp( pszBase, pszValue ) )

+			{

+				modelKeyValues->deleteThis();

+				return true;

+			}

+		}

+	}

+

+	modelKeyValues->deleteThis();

+	return false;

+}

+

+

+//-----------------------------------------------------------------------------

+//-----------------------------------------------------------------------------

+void CRagdollProp::HandleFirstCollisionInteractions( int index, gamevcollisionevent_t *pEvent )

+{

+	IPhysicsObject *pObj = VPhysicsGetObject();

+	if ( !pObj)

+		return;

+

+	if( HasPhysgunInteraction( "onfirstimpact", "break" ) )

+	{

+		// Looks like it's best to break by having the object damage itself. 

+		CTakeDamageInfo info;

+

+		info.SetDamage( m_iHealth );

+		info.SetAttacker( this );

+		info.SetInflictor( this );

+		info.SetDamageType( DMG_GENERIC );

+

+		Vector vecPosition;

+		Vector vecVelocity;

+

+		VPhysicsGetObject()->GetVelocity( &vecVelocity, NULL );

+		VPhysicsGetObject()->GetPosition( &vecPosition, NULL );

+

+		info.SetDamageForce( vecVelocity );

+		info.SetDamagePosition( vecPosition );

+

+		TakeDamage( info );

+		return;

+	}

+

+	if( HasPhysgunInteraction( "onfirstimpact", "paintsplat" ) )

+	{

+		IPhysicsObject *pObj = VPhysicsGetObject();

+ 

+		Vector vecPos;

+		pObj->GetPosition( &vecPos, NULL );

+ 

+		trace_t tr;

+		UTIL_TraceLine( vecPos, vecPos + pEvent->preVelocity[0] * 1.5, MASK_SHOT, this, COLLISION_GROUP_NONE, &tr );

+

+		switch( random->RandomInt( 1, 3 ) )

+		{

+		case 1:

+			UTIL_DecalTrace( &tr, "PaintSplatBlue" );

+			break;

+

+		case 2:

+			UTIL_DecalTrace( &tr, "PaintSplatGreen" );

+			break;

+

+		case 3:

+			UTIL_DecalTrace( &tr, "PaintSplatPink" );

+			break;

+		}

+	}

+

+	bool bAlienBloodSplat = HasPhysgunInteraction( "onfirstimpact", "alienbloodsplat" );

+	if( bAlienBloodSplat || HasPhysgunInteraction( "onfirstimpact", "bloodsplat" ) )

+	{

+		IPhysicsObject *pObj = VPhysicsGetObject();

+ 

+		Vector vecPos;

+		pObj->GetPosition( &vecPos, NULL );

+ 

+		trace_t tr;

+		UTIL_TraceLine( vecPos, vecPos + pEvent->preVelocity[0] * 1.5, MASK_SHOT, this, COLLISION_GROUP_NONE, &tr );

+

+		UTIL_BloodDecalTrace( &tr, bAlienBloodSplat ? BLOOD_COLOR_GREEN : BLOOD_COLOR_RED );

+	}

+}

+

+

+//-----------------------------------------------------------------------------

+// Purpose: 

+//-----------------------------------------------------------------------------

+void CRagdollProp::ClearFlagsThink( void )

+{

+	PhysClearGameFlags( VPhysicsGetObject(), FVPHYSICS_WAS_THROWN );

+	m_bFirstCollisionAfterLaunch = false;

+	SetThink( NULL );

+}

+

+

+//-----------------------------------------------------------------------------

+//-----------------------------------------------------------------------------

+AngularImpulse CRagdollProp::PhysGunLaunchAngularImpulse()

+{

+	if( HasPhysgunInteraction( "onlaunch", "spin_zaxis" ) )

+	{

+		// Don't add in random angular impulse if this object is supposed to spin in a specific way.

+		AngularImpulse ang( 0, 0, 0 );

+		return ang;

+	}

+

+	return CDefaultPlayerPickupVPhysics::PhysGunLaunchAngularImpulse();

+}

+

+

+//-----------------------------------------------------------------------------

+// Purpose: 

+// Input  : activity - 

+//-----------------------------------------------------------------------------

+void CRagdollProp::SetOverlaySequence( Activity activity )

+{

+	int seq = SelectWeightedSequence( activity );

+	if ( seq < 0 )

+	{

+		m_nOverlaySequence = -1;

+	}

+	else

+	{

+		m_nOverlaySequence = seq;

+	}

+}

+

+void CRagdollProp::InitRagdoll( const Vector &forceVector, int forceBone, const Vector &forcePos, matrix3x4_t *pPrevBones, matrix3x4_t *pBoneToWorld, float dt, int collisionGroup, bool activateRagdoll, bool bWakeRagdoll )

+{

+	SetCollisionGroup( collisionGroup );

+

+	// Make sure it's interactive debris for at most 5 seconds

+	if ( collisionGroup == COLLISION_GROUP_INTERACTIVE_DEBRIS )

+	{

+		SetContextThink( &CRagdollProp::SetDebrisThink, gpGlobals->curtime + 5, s_pDebrisContext );

+	}

+

+	SetMoveType( MOVETYPE_VPHYSICS );

+	SetSolid( SOLID_VPHYSICS );

+	AddSolidFlags( FSOLID_CUSTOMRAYTEST | FSOLID_CUSTOMBOXTEST );

+	m_takedamage = DAMAGE_EVENTS_ONLY;

+

+	ragdollparams_t params;

+	params.pGameData = static_cast<void *>( static_cast<CBaseEntity *>(this) );

+	params.modelIndex = GetModelIndex();

+	params.pCollide = modelinfo->GetVCollide( params.modelIndex );

+	params.pStudioHdr = GetModelPtr();

+	params.forceVector = forceVector;

+	params.forceBoneIndex = forceBone;

+	params.forcePosition = forcePos;

+	params.pCurrentBones = pBoneToWorld;

+	params.jointFrictionScale = 1.0;

+	params.allowStretch = HasSpawnFlags(SF_RAGDOLLPROP_ALLOW_STRETCH);

+	params.fixedConstraints = false;

+	RagdollCreate( m_ragdoll, params, physenv );

+	RagdollApplyAnimationAsVelocity( m_ragdoll, pPrevBones, pBoneToWorld, dt );

+	if ( m_anglesOverrideString != NULL_STRING && Q_strlen(m_anglesOverrideString.ToCStr()) > 0 )

+	{

+		char szToken[2048];

+		const char *pStr = nexttoken(szToken, STRING(m_anglesOverrideString), ',');

+		// anglesOverride is index,angles,index,angles (e.g. "1, 22.5 123.0 0.0, 2, 0 0 0, 3, 0 0 180.0")

+		while ( szToken[0] != 0 )

+		{

+			int objectIndex = atoi(szToken);

+			// sanity check to make sure this token is an integer

+			Assert( atof(szToken) == ((float)objectIndex) );

+			pStr = nexttoken(szToken, pStr, ',');

+			Assert( szToken[0] );

+			if ( objectIndex >= m_ragdoll.listCount )

+			{

+				Warning("Bad ragdoll pose in entity %s, model (%s) at %s, model changed?\n", GetDebugName(), GetModelName().ToCStr(), VecToString(GetAbsOrigin()) );

+			}

+			else if ( szToken[0] != 0 )

+			{

+				QAngle angles;

+				Assert( objectIndex >= 0 && objectIndex < RAGDOLL_MAX_ELEMENTS );

+				UTIL_StringToVector( angles.Base(), szToken );

+				int boneIndex = m_ragdoll.boneIndex[objectIndex];

+				AngleMatrix( angles, pBoneToWorld[boneIndex] );

+				const ragdollelement_t &element = m_ragdoll.list[objectIndex];

+				Vector out;

+				if ( element.parentIndex >= 0 )

+				{

+					int parentBoneIndex = m_ragdoll.boneIndex[element.parentIndex];

+					VectorTransform( element.originParentSpace, pBoneToWorld[parentBoneIndex], out );

+				}

+				else

+				{

+					out = GetAbsOrigin();

+				}

+				MatrixSetColumn( out, 3, pBoneToWorld[boneIndex] );

+				element.pObject->SetPositionMatrix( pBoneToWorld[boneIndex], true );

+			}

+			pStr = nexttoken(szToken, pStr, ',');

+		}

+	}

+

+	if ( activateRagdoll )

+	{

+		MEM_ALLOC_CREDIT();

+		RagdollActivate( m_ragdoll, params.pCollide, GetModelIndex(), bWakeRagdoll );

+	}

+

+	for ( int i = 0; i < m_ragdoll.listCount; i++ )

+	{

+		UpdateNetworkDataFromVPhysics( m_ragdoll.list[i].pObject, i );

+		g_pPhysSaveRestoreManager->AssociateModel( m_ragdoll.list[i].pObject, GetModelIndex() );

+		physcollision->CollideGetAABB( &m_ragdollMins[i], &m_ragdollMaxs[i], m_ragdoll.list[i].pObject->GetCollide(), vec3_origin, vec3_angle );

+	}

+	VPhysicsSetObject( m_ragdoll.list[0].pObject );

+

+	CalcRagdollSize();

+}

+

+void CRagdollProp::SetDebrisThink()

+{

+	SetCollisionGroup( COLLISION_GROUP_DEBRIS );

+	RecheckCollisionFilter();

+}

+

+void CRagdollProp::SetDamageEntity( CBaseEntity *pEntity )

+{

+	// Damage passing

+	m_hDamageEntity = pEntity;

+

+	// Set our takedamage to match it

+	if ( pEntity )

+	{

+		m_takedamage = pEntity->m_takedamage;

+	}

+	else

+	{

+		m_takedamage = DAMAGE_EVENTS_ONLY;

+	}

+}

+

+//-----------------------------------------------------------------------------

+// Purpose: 

+//-----------------------------------------------------------------------------

+int	CRagdollProp::OnTakeDamage( const CTakeDamageInfo &info )

+{

+	// If we have a damage entity, we want to pass damage to it. Add the

+	// Never Ragdoll flag, on the assumption that if the entity dies, we'll

+	// actually be taking the role of its ragdoll.

+	if ( m_hDamageEntity.Get() )

+	{

+		CTakeDamageInfo subInfo = info;

+		subInfo.AddDamageType( DMG_REMOVENORAGDOLL );

+		return m_hDamageEntity->OnTakeDamage( subInfo );

+	}

+

+	return BaseClass::OnTakeDamage( info );

+}

+

+//-----------------------------------------------------------------------------

+// Purpose: Force all the ragdoll's bone's physics objects to recheck their collision filters

+//-----------------------------------------------------------------------------

+void CRagdollProp::RecheckCollisionFilter( void )

+{

+	for ( int i = 0; i < m_ragdoll.listCount; i++ )

+	{

+		m_ragdoll.list[i].pObject->RecheckCollisionFilter();

+	}

+}

+

+

+void CRagdollProp::TraceAttack( const CTakeDamageInfo &info, const Vector &dir, trace_t *ptr, CDmgAccumulator *pAccumulator )

+{

+	if ( ptr->physicsbone >= 0 && ptr->physicsbone < m_ragdoll.listCount )

+	{

+		VPhysicsSwapObject( m_ragdoll.list[ptr->physicsbone].pObject );

+	}

+	BaseClass::TraceAttack( info, dir, ptr, pAccumulator );

+}

+

+void CRagdollProp::SetupBones( matrix3x4_t *pBoneToWorld, int boneMask )

+{

+	// no ragdoll, fall through to base class 

+	if ( !m_ragdoll.listCount )

+	{

+		BaseClass::SetupBones( pBoneToWorld, boneMask );

+		return;

+	}

+

+	// Not really ideal, but it'll work for now

+	UpdateModelScale();

+

+	MDLCACHE_CRITICAL_SECTION();

+	CStudioHdr *pStudioHdr = GetModelPtr( );

+	bool sim[MAXSTUDIOBONES];

+	memset( sim, 0, pStudioHdr->numbones() );

+

+	int i;

+

+	CBoneAccessor boneaccessor( pBoneToWorld );

+	for ( i = 0; i < m_ragdoll.listCount; i++ )

+	{

+		// during restore this may be NULL

+		if ( !m_ragdoll.list[i].pObject )

+			continue;

+

+		if ( RagdollGetBoneMatrix( m_ragdoll, boneaccessor, i ) )

+		{

+			sim[m_ragdoll.boneIndex[i]] = true;

+		}

+	}

+

+	mstudiobone_t *pbones = pStudioHdr->pBone( 0 );

+	for ( i = 0; i < pStudioHdr->numbones(); i++ )

+	{

+		if ( sim[i] )

+			continue;

+		

+		if ( !(pStudioHdr->boneFlags(i) & boneMask) )

+			continue;

+

+		matrix3x4_t matBoneLocal;

+		AngleMatrix( pbones[i].rot, pbones[i].pos, matBoneLocal );

+		ConcatTransforms( pBoneToWorld[pbones[i].parent], matBoneLocal, pBoneToWorld[i]);

+	}

+}

+

+bool CRagdollProp::TestCollision( const Ray_t &ray, unsigned int mask, trace_t& trace )

+{

+#if 0

+	// PERFORMANCE: Use hitboxes for rays instead of vcollides if this is a performance problem

+	if ( ray.m_IsRay )

+	{

+		return BaseClass::TestCollision( ray, mask, trace );

+	}

+#endif

+

+	CStudioHdr *pStudioHdr = GetModelPtr( );

+	if (!pStudioHdr)

+		return false;

+

+	// Just iterate all of the elements and trace the box against each one.

+	// NOTE: This is pretty expensive for small/dense characters

+	trace_t tr;

+	for ( int i = 0; i < m_ragdoll.listCount; i++ )

+	{

+		Vector position;

+		QAngle angles;

+

+		if( m_ragdoll.list[i].pObject )

+		{

+			m_ragdoll.list[i].pObject->GetPosition( &position, &angles );

+			physcollision->TraceBox( ray, m_ragdoll.list[i].pObject->GetCollide(), position, angles, &tr );

+

+			if ( tr.fraction < trace.fraction )

+			{

+				tr.physicsbone = i;

+				tr.surface.surfaceProps = m_ragdoll.list[i].pObject->GetMaterialIndex();

+				trace = tr;

+			}

+		}

+		else

+		{

+			DevWarning("Bogus object in Ragdoll Prop's ragdoll list!\n");

+		}

+	}

+

+	if ( trace.fraction >= 1 )

+	{

+		return false;

+	}

+

+	return true;

+}

+

+

+void CRagdollProp::Teleport( const Vector *newPosition, const QAngle *newAngles, const Vector *newVelocity )

+{

+	// newAngles is a relative transform for the entity

+	// But a ragdoll entity has identity orientation by design

+	// so we compute a relative transform here based on the previous transform

+	matrix3x4_t startMatrixInv;

+	MatrixInvert( EntityToWorldTransform(), startMatrixInv );

+	matrix3x4_t endMatrix;

+	MatrixCopy( EntityToWorldTransform(), endMatrix );

+	if ( newAngles )

+	{

+		AngleMatrix( *newAngles, endMatrix );

+	}

+	if ( newPosition )

+	{

+		PositionMatrix( *newPosition, endMatrix );

+	}

+	// now endMatrix is the refernce matrix for the entity at the target position

+	matrix3x4_t xform;

+	ConcatTransforms( endMatrix, startMatrixInv, xform );

+	// now xform is the relative transform the entity must undergo

+

+	// we need to call the base class and it will teleport our vphysics object, 

+	// so set object 0 up and compute the origin/angles for its new position (base implementation has side effects)

+	VPhysicsSwapObject( m_ragdoll.list[0].pObject );

+	matrix3x4_t obj0source, obj0Target;

+	m_ragdoll.list[0].pObject->GetPositionMatrix( &obj0source );

+	ConcatTransforms( xform, obj0source, obj0Target );

+	Vector obj0Pos;

+	QAngle obj0Angles;

+	MatrixAngles( obj0Target, obj0Angles, obj0Pos );

+	BaseClass::Teleport( &obj0Pos, &obj0Angles, newVelocity );

+	

+	for ( int i = 1; i < m_ragdoll.listCount; i++ )

+	{

+		matrix3x4_t matrix, newMatrix;

+		m_ragdoll.list[i].pObject->GetPositionMatrix( &matrix );

+		ConcatTransforms( xform, matrix, newMatrix );

+		m_ragdoll.list[i].pObject->SetPositionMatrix( newMatrix, true );

+		UpdateNetworkDataFromVPhysics( m_ragdoll.list[i].pObject, i );

+	}

+	// fixup/relink object 0

+	UpdateNetworkDataFromVPhysics( m_ragdoll.list[0].pObject, 0 );

+}

+

+void CRagdollProp::VPhysicsUpdate( IPhysicsObject *pPhysics )

+{

+	if ( m_lastUpdateTickCount == (unsigned int)gpGlobals->tickcount )

+		return;

+

+	m_lastUpdateTickCount = gpGlobals->tickcount;

+	//NetworkStateChanged();

+

+	matrix3x4_t boneToWorld[MAXSTUDIOBONES];

+	QAngle angles;

+	Vector surroundingMins, surroundingMaxs;

+

+	int i;

+	for ( i = 0; i < m_ragdoll.listCount; i++ )

+	{

+		CBoneAccessor boneaccessor( boneToWorld );

+		if ( RagdollGetBoneMatrix( m_ragdoll, boneaccessor, i ) )

+		{

+			Vector vNewPos;

+			MatrixAngles( boneToWorld[m_ragdoll.boneIndex[i]], angles, vNewPos );

+			m_ragPos.Set( i, vNewPos );

+			m_ragAngles.Set( i, angles );

+		}

+		else

+		{

+			m_ragPos.GetForModify(i).Init();

+			m_ragAngles.GetForModify(i).Init();

+		}

+	}

+

+	// BUGBUG: Use the ragdollmins/maxs to do this instead of the collides

+	m_allAsleep = RagdollIsAsleep( m_ragdoll );

+

+	// Don't scream after you've come to rest

+	if ( m_allAsleep )

+	{

+		m_strSourceClassName = NULL_STRING;

+	}

+	else

+	{

+		if ( m_ragdoll.pGroup->IsInErrorState() )

+		{

+			RagdollSolveSeparation( m_ragdoll, this );

+		}

+	}

+	

+	// Interactive debris converts back to debris when it comes to rest

+	if ( m_allAsleep && GetCollisionGroup() == COLLISION_GROUP_INTERACTIVE_DEBRIS )

+	{

+		SetCollisionGroup( COLLISION_GROUP_DEBRIS );

+		RecheckCollisionFilter();

+		SetContextThink( NULL, gpGlobals->curtime, s_pDebrisContext );

+	}

+

+	Vector vecFullMins, vecFullMaxs;

+	vecFullMins = m_ragPos[0];

+	vecFullMaxs = m_ragPos[0];

+	for ( i = 0; i < m_ragdoll.listCount; i++ )

+	{

+		Vector mins, maxs;

+		matrix3x4_t update;

+		if ( !m_ragdoll.list[i].pObject )

+		{

+			m_ragdollMins[i].Init();

+			m_ragdollMaxs[i].Init();

+			continue;

+		}

+		m_ragdoll.list[i].pObject->GetPositionMatrix( &update );

+		TransformAABB( update, m_ragdollMins[i], m_ragdollMaxs[i], mins, maxs );

+		for ( int j = 0; j < 3; j++ )

+		{

+			if ( mins[j] < vecFullMins[j] )

+			{

+				vecFullMins[j] = mins[j];

+			}

+			if ( maxs[j] > vecFullMaxs[j] )

+			{

+				vecFullMaxs[j] = maxs[j];

+			}

+		}

+	}

+

+	SetAbsOrigin( m_ragPos[0] );

+	SetAbsAngles( vec3_angle );

+	const Vector &vecOrigin = CollisionProp()->GetCollisionOrigin();

+	CollisionProp()->AddSolidFlags( FSOLID_FORCE_WORLD_ALIGNED );

+	CollisionProp()->SetSurroundingBoundsType( USE_COLLISION_BOUNDS_NEVER_VPHYSICS );

+	SetCollisionBounds( vecFullMins - vecOrigin, vecFullMaxs - vecOrigin );

+	CollisionProp()->MarkSurroundingBoundsDirty();

+

+	PhysicsTouchTriggers();

+}

+

+int CRagdollProp::VPhysicsGetObjectList( IPhysicsObject **pList, int listMax )

+{

+	for ( int i = 0; i < m_ragdoll.listCount; i++ )

+	{

+		if ( i < listMax )

+		{

+			pList[i] = m_ragdoll.list[i].pObject;

+		}

+	}

+

+	return m_ragdoll.listCount;

+}

+

+void CRagdollProp::UpdateNetworkDataFromVPhysics( IPhysicsObject *pPhysics, int index )

+{

+	Assert(index < m_ragdoll.listCount);

+

+	QAngle angles;

+	Vector vPos;

+	m_ragdoll.list[index].pObject->GetPosition( &vPos, &angles );

+	m_ragPos.Set( index, vPos );

+	m_ragAngles.Set( index, angles );

+

+	// move/relink if root moved

+	if ( index == 0 )

+	{

+		SetAbsOrigin( m_ragPos[0] );

+		PhysicsTouchTriggers();

+	}

+}

+

+

+//-----------------------------------------------------------------------------

+// Fade out due to the LRU telling it do

+//-----------------------------------------------------------------------------

+#define FADE_OUT_LENGTH 0.5f

+

+void CRagdollProp::FadeOut( float flDelay, float fadeTime ) 

+{

+	if ( IsFading() )

+		return;

+

+	m_flFadeTime = ( fadeTime == -1 ) ? FADE_OUT_LENGTH : fadeTime;

+

+	m_flFadeOutStartTime = gpGlobals->curtime + flDelay;

+	m_flFadeScale = 0;

+	SetContextThink( &CRagdollProp::FadeOutThink, gpGlobals->curtime + flDelay + 0.01f, s_pFadeOutContext );

+}

+

+bool CRagdollProp::IsFading()

+{

+	return ( GetNextThink( s_pFadeOutContext ) >= gpGlobals->curtime );

+}

+

+void CRagdollProp::FadeOutThink(void) 

+{

+	float dt = gpGlobals->curtime - m_flFadeOutStartTime;

+	if ( dt < 0 )

+	{

+		SetContextThink( &CRagdollProp::FadeOutThink, gpGlobals->curtime + 0.1, s_pFadeOutContext );

+	}

+	else if ( dt < m_flFadeTime )

+	{

+		float alpha = 1.0f - dt / m_flFadeTime;

+		int nFade = (int)(alpha * 255.0f);

+		m_nRenderMode = kRenderTransTexture;

+		SetRenderColorA( nFade );

+		NetworkStateChanged();

+		SetContextThink( &CRagdollProp::FadeOutThink, gpGlobals->curtime + TICK_INTERVAL, s_pFadeOutContext );

+	}

+	else

+	{

+		// Necessary to cause it to do the appropriate death cleanup

+		// Yeah, the player may have nothing to do with it, but

+		// passing NULL to TakeDamage causes bad things to happen

+		CBasePlayer *pPlayer = UTIL_GetLocalPlayer();

+		CTakeDamageInfo info( pPlayer, pPlayer, 10000.0, DMG_GENERIC );

+		TakeDamage( info );

+		UTIL_Remove( this );

+	}

+}

+

+

+//-----------------------------------------------------------------------------

+// Purpose: Draw any debug text overlays

+// Output : Current text offset from the top

+//-----------------------------------------------------------------------------

+int CRagdollProp::DrawDebugTextOverlays(void) 

+{

+	int text_offset = BaseClass::DrawDebugTextOverlays();

+

+	if (m_debugOverlays & OVERLAY_TEXT_BIT) 

+	{

+		if (m_ragdoll.listCount)

+		{

+			float mass = 0;

+			for ( int i = 0; i < m_ragdoll.listCount; i++ )

+			{

+				if ( m_ragdoll.list[i].pObject != NULL )

+				{

+					mass += m_ragdoll.list[i].pObject->GetMass();

+				}

+			}

+

+			char tempstr[512];

+			Q_snprintf(tempstr, sizeof(tempstr),"Mass: %.2f kg / %.2f lb (%s)", mass, kg2lbs(mass), GetMassEquivalent(mass) );

+			EntityText( text_offset, tempstr, 0);

+			text_offset++;

+		}

+	}

+

+	return text_offset;

+}

+

+void CRagdollProp::DrawDebugGeometryOverlays() 

+{

+	if (m_debugOverlays & OVERLAY_BBOX_BIT) 

+	{

+		DrawServerHitboxes();

+	}

+	if (m_debugOverlays & OVERLAY_PIVOT_BIT)

+	{

+		for ( int i = 0; i < m_ragdoll.listCount; i++ )

+		{

+			if ( m_ragdoll.list[i].pObject )

+			{

+				float mass = m_ragdoll.list[i].pObject->GetMass();

+				Vector pos;

+				m_ragdoll.list[i].pObject->GetPosition( &pos, NULL );

+				CFmtStr str("mass %.1f", mass );

+				NDebugOverlay::EntityTextAtPosition( pos, 0, str.Access(), 0, 0, 255, 0, 255 );

+			}

+		}

+	} 

+	BaseClass::DrawDebugGeometryOverlays();

+}

+

+//-----------------------------------------------------------------------------

+// Purpose: 

+// Input  : *pOther - 

+//-----------------------------------------------------------------------------

+void CRagdollProp::SetUnragdoll( CBaseAnimating *pOther )

+{

+	m_hUnragdoll = pOther;

+}

+

+//===============================================================================================================

+// RagdollPropAttached

+//===============================================================================================================

+class CRagdollPropAttached : public CRagdollProp

+{

+	DECLARE_CLASS( CRagdollPropAttached, CRagdollProp );

+public:

+

+	CRagdollPropAttached()

+	{

+		m_bShouldDetach = false;

+	}

+

+	~CRagdollPropAttached()

+	{

+		physenv->DestroyConstraint( m_pAttachConstraint );

+		m_pAttachConstraint = NULL;

+	}

+

+	void InitRagdollAttached( IPhysicsObject *pAttached, const Vector &forceVector, int forceBone, matrix3x4_t *pPrevBones, matrix3x4_t *pBoneToWorld, float dt, int collisionGroup, CBaseAnimating *pFollow, int boneIndexRoot, const Vector &boneLocalOrigin, int parentBoneAttach, const Vector &worldAttachOrigin );

+	void DetachOnNextUpdate();

+	void VPhysicsUpdate( IPhysicsObject *pPhysics );

+

+	DECLARE_SERVERCLASS();

+	DECLARE_DATADESC();

+

+private:

+	void Detach();

+	CNetworkVar( int, m_boneIndexAttached );

+	CNetworkVar( int, m_ragdollAttachedObjectIndex );

+	CNetworkVector( m_attachmentPointBoneSpace );

+	CNetworkVector( m_attachmentPointRagdollSpace );

+	bool		m_bShouldDetach;

+	IPhysicsConstraint	*m_pAttachConstraint;

+};

+

+LINK_ENTITY_TO_CLASS( prop_ragdoll_attached, CRagdollPropAttached );

+EXTERN_SEND_TABLE(DT_Ragdoll_Attached)

+

+IMPLEMENT_SERVERCLASS_ST(CRagdollPropAttached, DT_Ragdoll_Attached)

+	SendPropInt( SENDINFO( m_boneIndexAttached ), MAXSTUDIOBONEBITS, SPROP_UNSIGNED ),

+	SendPropInt( SENDINFO( m_ragdollAttachedObjectIndex ), RAGDOLL_INDEX_BITS, SPROP_UNSIGNED ),

+	SendPropVector(SENDINFO(m_attachmentPointBoneSpace), -1,  SPROP_COORD ),

+	SendPropVector(SENDINFO(m_attachmentPointRagdollSpace), -1,  SPROP_COORD ),

+END_SEND_TABLE()

+

+BEGIN_DATADESC(CRagdollPropAttached)

+	DEFINE_FIELD( m_boneIndexAttached,	FIELD_INTEGER ),

+	DEFINE_FIELD( m_ragdollAttachedObjectIndex, FIELD_INTEGER ),

+	DEFINE_FIELD( m_attachmentPointBoneSpace,	FIELD_VECTOR ),

+	DEFINE_FIELD( m_attachmentPointRagdollSpace, FIELD_VECTOR ),

+	DEFINE_FIELD( m_bShouldDetach, FIELD_BOOLEAN ),

+	DEFINE_PHYSPTR( m_pAttachConstraint ),

+END_DATADESC()

+

+

+static void SyncAnimatingWithPhysics( CBaseAnimating *pAnimating )

+{

+	IPhysicsObject *pPhysics = pAnimating->VPhysicsGetObject();

+	if ( pPhysics )

+	{

+		Vector pos;

+		pPhysics->GetShadowPosition( &pos, NULL );

+		pAnimating->SetAbsOrigin( pos );

+	}

+}

+

+	

+CBaseAnimating *CreateServerRagdollSubmodel( CBaseAnimating *pOwner, const char *pModelName, const Vector &position, const QAngle &angles, int collisionGroup )

+{

+	CRagdollProp *pRagdoll = (CRagdollProp *)CBaseEntity::CreateNoSpawn( "prop_ragdoll", position, angles, pOwner );

+	pRagdoll->SetModelName( AllocPooledString( pModelName ) );

+	pRagdoll->SetModel( STRING(pRagdoll->GetModelName()) );

+	matrix3x4_t pBoneToWorld[MAXSTUDIOBONES], pBoneToWorldNext[MAXSTUDIOBONES];

+	pRagdoll->ResetSequence( 0 );

+

+	// let bone merging do the work of copying everything over for us

+	pRagdoll->SetParent( pOwner );

+	pRagdoll->SetupBones( pBoneToWorld, BONE_USED_BY_ANYTHING );

+	// HACKHACK: don't want this parent anymore

+	pRagdoll->SetParent( NULL );

+

+	memcpy( pBoneToWorldNext, pBoneToWorld, sizeof(pBoneToWorld) );

+

+	pRagdoll->InitRagdoll( vec3_origin, -1, vec3_origin, pBoneToWorld, pBoneToWorldNext, 0.1, collisionGroup, true );

+	return pRagdoll;

+}

+

+

+CBaseEntity *CreateServerRagdoll( CBaseAnimating *pAnimating, int forceBone, const CTakeDamageInfo &info, int collisionGroup, bool bUseLRURetirement )

+{

+	if ( info.GetDamageType() & (DMG_VEHICLE|DMG_CRUSH) )

+	{

+		// if the entity was killed by physics or a vehicle, move to the vphysics shadow position before creating the ragdoll.

+		SyncAnimatingWithPhysics( pAnimating );

+	}

+	CRagdollProp *pRagdoll = (CRagdollProp *)CBaseEntity::CreateNoSpawn( "prop_ragdoll", pAnimating->GetAbsOrigin(), vec3_angle, NULL );

+	pRagdoll->CopyAnimationDataFrom( pAnimating );

+	pRagdoll->SetOwnerEntity( pAnimating );

+

+	pRagdoll->InitRagdollAnimation();

+	matrix3x4_t pBoneToWorld[MAXSTUDIOBONES], pBoneToWorldNext[MAXSTUDIOBONES];

+	

+	float dt = 0.1f;

+

+	// Copy over dissolve state...

+	if ( pAnimating->IsEFlagSet( EFL_NO_DISSOLVE ) )

+	{

+		pRagdoll->AddEFlags( EFL_NO_DISSOLVE );

+	}

+

+	// NOTE: This currently is only necessary to prevent manhacks from

+	// colliding with server ragdolls they kill

+	pRagdoll->SetKiller( info.GetInflictor() );

+	pRagdoll->SetSourceClassName( pAnimating->GetClassname() );

+

+	// NPC_STATE_DEAD npc's will have their COND_IN_PVS cleared, so this needs to force SetupBones to happen

+	unsigned short fPrevFlags = pAnimating->GetBoneCacheFlags();

+	pAnimating->SetBoneCacheFlags( BCF_NO_ANIMATION_SKIP );

+

+	// UNDONE: Extract velocity from bones via animation (like we do on the client)

+	// UNDONE: For now, just move each bone by the total entity velocity if set.

+	// Get Bones positions before

+	// Store current cycle

+	float fSequenceDuration = pAnimating->SequenceDuration( pAnimating->GetSequence() );

+	float fSequenceTime = pAnimating->GetCycle() * fSequenceDuration;		

+

+	if( fSequenceTime <= dt && fSequenceTime > 0.0f )

+	{

+		// Avoid having negative cycle

+		dt = fSequenceTime;

+	}

+

+	float fPreviousCycle = clamp(pAnimating->GetCycle()-( dt * ( 1 / fSequenceDuration ) ),0.f,1.f);

+	float fCurCycle = pAnimating->GetCycle();

+	// Get current bones positions

+	pAnimating->SetupBones( pBoneToWorldNext, BONE_USED_BY_ANYTHING );

+	// Get previous bones positions

+	pAnimating->SetCycle( fPreviousCycle );

+	pAnimating->SetupBones( pBoneToWorld, BONE_USED_BY_ANYTHING );		

+	// Restore current cycle

+	pAnimating->SetCycle( fCurCycle );

+

+	// Reset previous bone flags

+	pAnimating->ClearBoneCacheFlags( BCF_NO_ANIMATION_SKIP );

+	pAnimating->SetBoneCacheFlags( fPrevFlags );

+

+	Vector vel = pAnimating->GetAbsVelocity();

+	if( ( vel.Length() == 0 ) && ( dt > 0 ) )

+	{

+		// Compute animation velocity

+		CStudioHdr *pstudiohdr = pAnimating->GetModelPtr();

+		if ( pstudiohdr )

+		{

+			Vector deltaPos;

+			QAngle deltaAngles;

+			if (Studio_SeqMovement( pstudiohdr, 

+				pAnimating->GetSequence(), 

+				fPreviousCycle, 

+				pAnimating->GetCycle(), 

+				pAnimating->GetPoseParameterArray(), 

+				deltaPos, 

+				deltaAngles ))

+			{

+				VectorRotate( deltaPos, pAnimating->EntityToWorldTransform(), vel );

+				vel /= dt;

+			}

+		}

+	}

+

+	if ( vel.LengthSqr() > 0 )

+	{

+		int numbones = pAnimating->GetModelPtr()->numbones();

+		vel *= dt;

+		for ( int i = 0; i < numbones; i++ )

+		{

+			Vector pos;

+			MatrixGetColumn( pBoneToWorld[i], 3, pos );

+			pos -= vel;

+			MatrixSetColumn( pos, 3, pBoneToWorld[i] );

+		}

+	}

+

+#if RAGDOLL_VISUALIZE

+	pAnimating->DrawRawSkeleton( pBoneToWorld, BONE_USED_BY_ANYTHING, true, 20, false );

+	pAnimating->DrawRawSkeleton( pBoneToWorldNext, BONE_USED_BY_ANYTHING, true, 20, true );

+#endif

+	// Is this a vehicle / NPC collision?

+	if ( (info.GetDamageType() & DMG_VEHICLE) && pAnimating->MyNPCPointer() )

+	{

+		// init the ragdoll with no forces

+		pRagdoll->InitRagdoll( vec3_origin, -1, vec3_origin, pBoneToWorld, pBoneToWorldNext, dt, collisionGroup, true );

+

+		// apply vehicle forces

+		// Get a list of bones with hitboxes below the plane of impact

+		int boxList[128];

+		Vector normal(0,0,-1);

+		int count = pAnimating->GetHitboxesFrontside( boxList, ARRAYSIZE(boxList), normal, DotProduct( normal, info.GetDamagePosition() ) );

+		

+		// distribute force over mass of entire character

+		float massScale = Studio_GetMass(pAnimating->GetModelPtr());

+		massScale = clamp( massScale, 1.f, 1.e4f );

+		massScale = 1.f / massScale;

+

+		// distribute the force

+		// BUGBUG: This will hit the same bone twice if it has two hitboxes!!!!

+		ragdoll_t *pRagInfo = pRagdoll->GetRagdoll();

+		for ( int i = 0; i < count; i++ )

+		{

+			int physBone = pAnimating->GetPhysicsBone( pAnimating->GetHitboxBone( boxList[i] ) );

+			IPhysicsObject *pPhysics = pRagInfo->list[physBone].pObject;

+			pPhysics->ApplyForceCenter( info.GetDamageForce() * pPhysics->GetMass() * massScale );

+		}

+	}

+	else

+	{

+		pRagdoll->InitRagdoll( info.GetDamageForce(), forceBone, info.GetDamagePosition(), pBoneToWorld, pBoneToWorldNext, dt, collisionGroup, true );

+	}

+

+	// Are we dissolving?

+	if ( pAnimating->IsDissolving() )

+	{

+		pRagdoll->TransferDissolveFrom( pAnimating );

+	}

+	else if ( bUseLRURetirement )

+	{

+		pRagdoll->AddSpawnFlags( SF_RAGDOLLPROP_USE_LRU_RETIREMENT );

+		s_RagdollLRU.MoveToTopOfLRU( pRagdoll );

+	}

+

+	// Tracker 22598:  If we don't set the OBB mins/maxs to something valid here, then the client will have a zero sized hull

+	//  for the ragdoll for one frame until Vphysics updates the real obb bounds after the first simulation frame.  Having

+	//  a zero sized hull makes the ragdoll think it should be faded/alpha'd to zero for a frame, so you get a blink where

+	//  the ragdoll doesn't draw initially.

+	Vector mins, maxs;

+	mins = pAnimating->CollisionProp()->OBBMins();

+	maxs = pAnimating->CollisionProp()->OBBMaxs();

+	pRagdoll->CollisionProp()->SetCollisionBounds( mins, maxs );

+

+	return pRagdoll;

+}

+

+void CRagdollPropAttached::DetachOnNextUpdate()

+{

+	m_bShouldDetach = true;

+}

+

+void CRagdollPropAttached::VPhysicsUpdate( IPhysicsObject *pPhysics )

+{

+	if ( m_bShouldDetach )

+	{

+		Detach();

+		m_bShouldDetach = false;

+	}

+	BaseClass::VPhysicsUpdate( pPhysics );

+}

+

+void CRagdollPropAttached::Detach()

+{

+	SetParent(NULL);

+	SetOwnerEntity( NULL );

+	SetAbsAngles( vec3_angle );

+	SetMoveType( MOVETYPE_VPHYSICS );

+	RemoveSolidFlags( FSOLID_NOT_SOLID );

+	physenv->DestroyConstraint( m_pAttachConstraint );

+	m_pAttachConstraint = NULL;

+	const float dampingScale = 1.0f / ATTACHED_DAMPING_SCALE;

+	for ( int i = 0; i < m_ragdoll.listCount; i++ )

+	{

+		float damping, rotdamping;

+		m_ragdoll.list[i].pObject->GetDamping( &damping, &rotdamping );

+		damping *= dampingScale;

+		rotdamping *= dampingScale;

+		m_ragdoll.list[i].pObject->SetDamping( &damping, &damping );

+	}

+

+	// Go non-solid

+	SetCollisionGroup( COLLISION_GROUP_DEBRIS );

+	RecheckCollisionFilter();

+}

+

+void CRagdollPropAttached::InitRagdollAttached( 

+	IPhysicsObject *pAttached, 

+	const Vector &forceVector, 

+	int forceBone, 

+	matrix3x4_t *pPrevBones, 

+	matrix3x4_t *pBoneToWorld, 

+	float dt, 

+	int collisionGroup, 

+	CBaseAnimating *pFollow, 

+	int boneIndexRoot, 

+	const Vector &boneLocalOrigin, 

+	int parentBoneAttach, 

+	const Vector &worldAttachOrigin )

+{

+	int ragdollAttachedIndex = 0;

+	if ( parentBoneAttach > 0 )

+	{

+		CStudioHdr *pStudioHdr = GetModelPtr();

+		mstudiobone_t *pBone = pStudioHdr->pBone( parentBoneAttach );

+		ragdollAttachedIndex = pBone->physicsbone;

+	}

+

+	InitRagdoll( forceVector, forceBone, vec3_origin, pPrevBones, pBoneToWorld, dt, collisionGroup, false );

+	

+	IPhysicsObject *pRefObject = m_ragdoll.list[ragdollAttachedIndex].pObject;

+

+	Vector attachmentPointRagdollSpace;

+	pRefObject->WorldToLocal( &attachmentPointRagdollSpace, worldAttachOrigin );

+

+	constraint_ragdollparams_t constraint;

+	constraint.Defaults();

+	matrix3x4_t tmp, worldToAttached, worldToReference, constraintToWorld;

+

+	Vector offsetWS;

+	pAttached->LocalToWorld( &offsetWS, boneLocalOrigin );

+

+	QAngle followAng = QAngle(0, pFollow->GetAbsAngles().y, 0 );

+	AngleMatrix( followAng, offsetWS, constraintToWorld );

+

+	constraint.axes[0].SetAxisFriction( -2, 2, 20 );

+	constraint.axes[1].SetAxisFriction( 0, 0, 0 );

+	constraint.axes[2].SetAxisFriction( -15, 15, 20 );

+

+	// Exaggerate the bone's ability to pull the mass of the ragdoll around

+	constraint.constraint.bodyMassScale[1] = 50.0f;

+

+	pAttached->GetPositionMatrix( &tmp );

+	MatrixInvert( tmp, worldToAttached );

+

+	pRefObject->GetPositionMatrix( &tmp );

+	MatrixInvert( tmp, worldToReference );

+

+	ConcatTransforms( worldToReference, constraintToWorld, constraint.constraintToReference );

+	ConcatTransforms( worldToAttached, constraintToWorld, constraint.constraintToAttached );

+

+	// for now, just slam this to be the passed in value

+	MatrixSetColumn( attachmentPointRagdollSpace, 3, constraint.constraintToReference );

+

+	PhysDisableEntityCollisions( pAttached, m_ragdoll.list[0].pObject );

+	m_pAttachConstraint = physenv->CreateRagdollConstraint( pRefObject, pAttached, m_ragdoll.pGroup, constraint );

+

+	SetParent( pFollow );

+	SetOwnerEntity( pFollow );

+

+	RagdollActivate( m_ragdoll, modelinfo->GetVCollide( GetModelIndex() ), GetModelIndex() );

+

+	// add a bunch of dampening to the ragdoll

+	for ( int i = 0; i < m_ragdoll.listCount; i++ )

+	{

+		float damping, rotdamping;

+		m_ragdoll.list[i].pObject->GetDamping( &damping, &rotdamping );

+		damping *= ATTACHED_DAMPING_SCALE;

+		rotdamping *= ATTACHED_DAMPING_SCALE;

+		m_ragdoll.list[i].pObject->SetDamping( &damping, &rotdamping );

+	}

+

+	m_boneIndexAttached = boneIndexRoot;

+	m_ragdollAttachedObjectIndex = ragdollAttachedIndex;

+	m_attachmentPointBoneSpace = boneLocalOrigin;

+	

+	Vector vTemp;

+	MatrixGetColumn( constraint.constraintToReference, 3, vTemp );

+	m_attachmentPointRagdollSpace = vTemp;

+}

+

+CRagdollProp *CreateServerRagdollAttached( CBaseAnimating *pAnimating, const Vector &vecForce, int forceBone, int collisionGroup, IPhysicsObject *pAttached, CBaseAnimating *pParentEntity, int boneAttach, const Vector &originAttached, int parentBoneAttach, const Vector &boneOrigin )

+{

+	// Return immediately if the model doesn't have a vcollide

+	if ( modelinfo->GetVCollide( pAnimating->GetModelIndex() ) == NULL )

+		return NULL;

+

+	CRagdollPropAttached *pRagdoll = (CRagdollPropAttached *)CBaseEntity::CreateNoSpawn( "prop_ragdoll_attached", pAnimating->GetAbsOrigin(), vec3_angle, NULL );

+	pRagdoll->CopyAnimationDataFrom( pAnimating );

+

+	pRagdoll->InitRagdollAnimation();

+	matrix3x4_t pBoneToWorld[MAXSTUDIOBONES];

+	pAnimating->SetupBones( pBoneToWorld, BONE_USED_BY_ANYTHING );

+	pRagdoll->InitRagdollAttached( pAttached, vecForce, forceBone, pBoneToWorld, pBoneToWorld, 0.1, collisionGroup, pParentEntity, boneAttach, boneOrigin, parentBoneAttach, originAttached );

+	

+	return pRagdoll;

+}

+

+void DetachAttachedRagdoll( CBaseEntity *pRagdollIn )

+{

+	CRagdollPropAttached *pRagdoll = dynamic_cast<CRagdollPropAttached *>(pRagdollIn);

+

+	if ( pRagdoll )

+	{

+		pRagdoll->DetachOnNextUpdate();

+	}

+}

+

+void DetachAttachedRagdollsForEntity( CBaseEntity *pRagdollParent )

+{

+	CUtlVector<CBaseEntity *> list;

+	GetAllChildren( pRagdollParent, list );

+	for ( int i = list.Count()-1; i >= 0; --i )

+	{

+		DetachAttachedRagdoll( list[i] );

+	}

+}

+

+bool Ragdoll_IsPropRagdoll( CBaseEntity *pEntity )

+{

+	if ( dynamic_cast<CRagdollProp *>(pEntity) != NULL )

+		return true;

+	return false;

+}

+

+ragdoll_t *Ragdoll_GetRagdoll( CBaseEntity *pEntity )

+{

+	CRagdollProp *pProp = dynamic_cast<CRagdollProp *>(pEntity);

+	if ( pProp )

+		return pProp->GetRagdoll();

+	return NULL;

+}

+

+void CRagdollProp::GetAngleOverrideFromCurrentState( char *pOut, int size )

+{

+	pOut[0] = 0;

+	for ( int i = 0; i < m_ragdoll.listCount; i++ )

+	{

+		if ( i != 0 )

+		{

+			Q_strncat( pOut, ",", size, COPY_ALL_CHARACTERS );

+

+		}

+		CFmtStr str("%d,%.2f %.2f %.2f", i, m_ragAngles[i].x, m_ragAngles[i].y, m_ragAngles[i].z );

+		Q_strncat( pOut, str, size, COPY_ALL_CHARACTERS );

+	}

+}

+

+void CRagdollProp::DisableMotion( void )

+{

+	for ( int iRagdoll = 0; iRagdoll < m_ragdoll.listCount; ++iRagdoll )

+	{

+		IPhysicsObject *pPhysicsObject = m_ragdoll.list[ iRagdoll ].pObject;

+		if ( pPhysicsObject != NULL )

+		{

+			pPhysicsObject->EnableMotion( false );

+		}

+	}

+}

+

+void CRagdollProp::InputStartRadgollBoogie( inputdata_t &inputdata )

+{

+	float duration = inputdata.value.Float();

+

+	if( duration <= 0.0f )

+	{

+		duration = 5.0f;

+	}

+

+	CRagdollBoogie::Create( this, 100, gpGlobals->curtime, duration, 0 );

+}

+

+//-----------------------------------------------------------------------------

+// Purpose: Enable physics motion and collision response (on by default)

+//-----------------------------------------------------------------------------

+void CRagdollProp::InputEnableMotion( inputdata_t &inputdata )

+{

+	for ( int iRagdoll = 0; iRagdoll < m_ragdoll.listCount; ++iRagdoll )

+	{

+		IPhysicsObject *pPhysicsObject = m_ragdoll.list[ iRagdoll ].pObject;

+		if ( pPhysicsObject != NULL )

+		{

+			pPhysicsObject->EnableMotion( true );

+			pPhysicsObject->Wake();

+		}

+	}

+}

+

+//-----------------------------------------------------------------------------

+// Purpose: Disable any physics motion or collision response

+//-----------------------------------------------------------------------------

+void CRagdollProp::InputDisableMotion( inputdata_t &inputdata )

+{

+	DisableMotion();

+}

+

+void CRagdollProp::InputTurnOn( inputdata_t &inputdata )

+{

+	RemoveEffects( EF_NODRAW );

+}

+

+void CRagdollProp::InputTurnOff( inputdata_t &inputdata )

+{

+	AddEffects( EF_NODRAW );

+}

+

+void CRagdollProp::InputFadeAndRemove( inputdata_t &inputdata )

+{

+	float flFadeDuration = inputdata.value.Float();

+	

+	if( flFadeDuration == 0.0f )

+		flFadeDuration = 1.0f;

+

+	FadeOut( 0.0f, flFadeDuration );

+}

+

+void Ragdoll_GetAngleOverrideString( char *pOut, int size, CBaseEntity *pEntity )

+{

+	CRagdollProp *pRagdoll = dynamic_cast<CRagdollProp *>(pEntity);

+	if ( pRagdoll )

+	{

+		pRagdoll->GetAngleOverrideFromCurrentState( pOut, size );

+	}

+}