CBaseEntity *CreateServerRagdoll( CBaseAnimating *pAnimating, int forceBone, const CTakeDamageInfo &info, int collisionGroup )
{
SyncAnimatingWithPhysics( pAnimating );
CRagdollProp *pRagdoll = (CRagdollProp *)CBaseEntity::CreateNoSpawn( "prop_ragdoll", pAnimating->GetAbsOrigin(), vec3_angle, NULL );
pRagdoll->CopyAnimationDataFrom( pAnimating );
pRagdoll->InitRagdollAnimation();
matrix3x4_t pBoneToWorld[MAXSTUDIOBONES];
pAnimating->SetupBones( pBoneToWorld, BONE_USED_BY_ANYTHING );
// 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, pBoneToWorld, 0.1, 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, 1e4 );
massScale = 1 / 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, pBoneToWorld, 0.1, collisionGroup, true );
}
return pRagdoll;
}
CBaseEntity *CreateServerRagdoll( CBaseAnimating *pAnimating, int forceBone, const CTakeDamageInfo &info, int collisionGroup, bool bUseLRURetirement )
{
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];
const 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.
pAnimating->SetupBones( pBoneToWorld, BONE_USED_BY_ANYTHING );
// Reset previous bone flags
pAnimating->ClearBoneCacheFlags( BCF_NO_ANIMATION_SKIP );
pAnimating->SetBoneCacheFlags( fPrevFlags );
memcpy( pBoneToWorldNext, pBoneToWorld, sizeof(pBoneToWorld) );
Vector vel = pAnimating->GetAbsVelocity();
if ( vel.LengthSqr() > 0 )
{
int numbones = pAnimating->GetModelPtr()->numbones();
for ( int i = 0; i < numbones; i++ )
{
Vector pos;
MatrixGetColumn( pBoneToWorldNext[i], 3, pos );
pos += vel * dt;
MatrixSetColumn( pos, 3, pBoneToWorldNext[i] );
}
}
// 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, 1e4 );
massScale = 1 / 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;
}