// NOTE Dez 15, 2006: <pvl> not called ATM. Should be moved to BaseGrabHandler.
Vec3 CAnimatedGrabHandler::GetGrabIKPos(IEntity *pGrab,int limbIdx)
{
AABB bbox;
pGrab->GetLocalBounds(bbox);
Vec3 grabCenter((bbox.max + bbox.min) * 0.5f);
if(m_grabStats.limbNum<2)
{
}
else
{
IEntity *pEnt = m_pActor->GetEntity();
SIKLimb *pLimb = m_pActor->GetIKLimb(m_grabStats.limbId[limbIdx]);
ICharacterInstance *pCharacter = pEnt->GetCharacter(pLimb->characterSlot);
if(pCharacter)
{
Vec3 posPool[2]= {grabCenter,grabCenter};
posPool[0].x = bbox.min.x;
posPool[1].x = bbox.max.x;
Vec3 limbPosInLocal(pGrab->GetWorldTM().GetInverted()*(pEnt->GetSlotWorldTM(pLimb->characterSlot) * pCharacter->GetISkeletonPose()->GetAbsJointByID(pLimb->rootBoneID).t));
float minDist(9999.9f);
for(int i=0; i<2; ++i)
{
//gEnv->pRenderer->GetIRenderAuxGeom()->DrawLine(pGrab->GetWorldTM() * posPool[i], ColorB(0,255,0,100), pGrab->GetWorldTM() * limbPosInLocal, ColorB(0,255,0,100));
float len2((posPool[i] - limbPosInLocal).len2());
if(len2<minDist)
{
minDist = len2;
grabCenter = posPool[i];
}
}
}
}
return (pGrab->GetWorldTM() * grabCenter);
}
void CBaseGrabHandler::UpdatePosVelRot(float frameTime)
{
IEntity *pGrab = gEnv->pEntitySystem->GetEntity(m_grabStats.grabId);
if ( !pGrab) return;
IEntity *pEnt = m_pActor->GetEntity();
// NOTE Dez 14, 2006: <pvl> fade away the initial difference between
// orientations of grabber and grabbed entities, so that they're
// the same finally.
m_grabStats.additionalRotation = Quat::CreateSlerp( m_grabStats.additionalRotation, IDENTITY, frameTime * 3.3f );
pGrab->SetRotation(pEnt->GetRotation() * m_grabStats.additionalRotation,ENTITY_XFORM_USER);
AABB bbox;
pGrab->GetLocalBounds(bbox);
Vec3 grabCenter(pGrab->GetWorldTM() * ((bbox.max + bbox.min) * 0.5f));
Vec3 grabWPos(GetGrabWPos());
Vec3 setGrabVel(0,0,0);
// TODO Dez 14, 2006: <pvl> if you finally delete this make sure that
// BasicActor:DropObject() (in BasicActor.lua) doesn't support its
// 'throwDelay' parameter anymore.
// NOTE Dez 14, 2006: <pvl> grabCenter is where the grabbed object's
// AABB's center is, grabWPos is where it should be. Use physics
// to set the grabbed object's speed towards grabWPos.
if (pEnt->GetPhysics() && pGrab->GetPhysics())
{
pe_status_dynamics dyn;
pEnt->GetPhysics()->GetStatus(&dyn);
pe_action_set_velocity asv;
if (setGrabVel.len2()>0.01f)
asv.v = dyn.v + setGrabVel;
else
asv.v = dyn.v + (grabWPos - grabCenter)*m_grabStats.followSpeed;
asv.w.Set(0,0,0);
pGrab->GetPhysics()->Action(&asv);
}
}
