//------------------------------------------------------------------------
void CProjectile::Launch(const Vec3 &pos, const Vec3 &dir, const Vec3 &velocity, float speedScale)
{
Matrix34 worldTM=Matrix34(Matrix33::CreateRotationVDir(dir.GetNormalizedSafe()));
worldTM.SetTranslation(pos);
GetEntity()->SetWorldTM(worldTM);
//Must set velocity after position, if not velocity could be reseted for PE_RIGID
SetVelocity(pos, dir, velocity, speedScale);
m_initial_pos = pos;
m_initial_dir = dir;
m_initial_vel = velocity;
m_last = pos;
// Attach effect when fired (not first update)
if (m_trailEffectId<0)
TrailEffect(true);
IAIObject* pAI = 0;
if ((pAI = GetEntity()->GetAI()) != NULL && pAI->GetAIType() == AIOBJECT_GRENADE)
{
IEntity *pOwnerEntity = gEnv->pEntitySystem->GetEntity(m_ownerId);
if (pOwnerEntity && pOwnerEntity->GetAI())
{
pe_status_dynamics dyn;
pe_status_dynamics dynProj;
if (pOwnerEntity->GetAI()->GetProxy() && pOwnerEntity->GetPhysics()
&& pOwnerEntity->GetPhysics()->GetStatus(&dyn)
&& GetEntity()->GetPhysics()->GetStatus(&dynProj))
{
Vec3 ownerVel( dyn.v);
Vec3 grenadeDir(dynProj.v.GetNormalizedSafe());
// Trigger the signal at the predicted landing position.
Vec3 predictedPos = pos;
float dummySpeed;
if (GetWeapon())
GetWeapon()->PredictProjectileHit(pOwnerEntity->GetPhysics(), pos, dir, velocity, speedScale * m_pAmmoParams->speed, predictedPos, dummySpeed);
/* bool res = pOwnerEntity->GetAI()->GetProxy()->GetSecWeapon()->PredictProjectileHit(
pOwnerEntity->GetPhysics(), GetEntity()->GetPos(), grenadeDir, ownerVel, 1, predictedPos, speed);*/
gEnv->pAISystem->GrenadeEvent(predictedPos, 0.0f, AIGE_GRENADE_THROWN, GetEntity(), pOwnerEntity);
// Inform the AI that sees the throw
/* IAIObject* pOwnerAI = pOwnerEntity->GetAI();
AutoAIObjectIter it(gEnv->pAISystem->GetFirstAIObjectInRange(IAISystem::OBJFILTER_TYPE, AIOBJECT_PUPPET, predictedPos, 20.0f, false));
for(; it->GetObject(); it->Next())
{
IAIObject* pAI = it->GetObject();
if (!pAI->IsEnabled()) continue;
if (pOwnerAI && !pOwnerAI->IsHostile(pAI,false))
continue;
// Only sense grenades that are on front of the AI and visible when thrown.
// Another signal is sent when the grenade hits the ground.
Vec3 delta = GetEntity()->GetPos() - pAI->GetPos(); // grenade to AI
float dist = delta.NormalizeSafe();
const float thr = cosf(DEG2RAD(160.0f));
if (delta.Dot(pAI->GetViewDir()) > thr)
{
ray_hit hit;
static const int objTypes = ent_static | ent_terrain | ent_rigid | ent_sleeping_rigid;
static const unsigned int flags = rwi_stop_at_pierceable|rwi_colltype_any;
int res = gEnv->pPhysicalWorld->RayWorldIntersection(pAI->GetPos(), delta*dist, objTypes, flags, &hit, 1);
if (!res || hit.dist > dist*0.9f)
{
IAISignalExtraData* pEData = gEnv->pAISystem->CreateSignalExtraData(); // no leak - this will be deleted inside SendAnonymousSignal
pEData->point = predictedPos;
pEData->nID = pOwnerEntity->GetId();
pEData->iValue = 1;
gEnv->pAISystem->SendSignal(SIGNALFILTER_SENDER, 1, "OnGrenadeDanger", pAI, pEData);
}
}
}
*/
}
}
}
}
//------------------------------------------------------------------------
void CProjectile::Launch(const Vec3 &pos, const Vec3 &dir, const Vec3 &velocity, float speedScale)
{
m_destroying = false;
GetGameObject()->EnablePhysicsEvent(true, eEPE_OnCollisionLogged);
// Only for bullets
m_hitPoints = m_pAmmoParams->hitPoints;
m_hitListener = false;
if(m_hitPoints>0)
{
//Only projectiles with hit points are hit listeners
g_pGame->GetGameRules()->AddHitListener(this);
m_hitListener = true;
m_noBulletHits = m_pAmmoParams->noBulletHits;
}
Matrix34 worldTM=Matrix34(Matrix33::CreateRotationVDir(dir.GetNormalizedSafe()));
worldTM.SetTranslation(pos);
GetEntity()->SetWorldTM(worldTM);
//Must set velocity after position, if not velocity could be reseted for PE_RIGID
SetVelocity(pos, dir, velocity, speedScale);
m_initial_pos = pos;
m_initial_dir = dir;
m_initial_vel = velocity;
m_last = pos;
// Attach effect when fired (not first update)
if(m_trailEffectId<0)
TrailEffect(true);
IAIObject *pAI = 0;
if((pAI = GetEntity()->GetAI()) != NULL && pAI->GetAIType() == AIOBJECT_GRENADE)
{
IEntity *pOwnerEntity = gEnv->pEntitySystem->GetEntity(m_ownerId);
pe_status_dynamics dyn;
pe_status_dynamics dynProj;
if(pOwnerEntity->GetPhysics()
&& pOwnerEntity->GetPhysics()->GetStatus(&dyn)
&& GetEntity()->GetPhysics()->GetStatus(&dynProj))
{
// Vec3 ownerVel(dyn.v);
Vec3 grenadeDir(dynProj.v.GetNormalizedSafe());
// Trigger the signal at the predicted landing position.
Vec3 predictedPos = pos;
float dummySpeed;
if(GetWeapon())
GetWeapon()->PredictProjectileHit(pOwnerEntity->GetPhysics(), pos, dir, velocity, speedScale * m_pAmmoParams->speed, predictedPos, dummySpeed);
// Associate event with vehicle if the shooter is in a vehicle (tank cannon shot, etc)
EntityId ownerId = pOwnerEntity->GetId();
IActor *pActor = g_pGame->GetIGameFramework()->GetIActorSystem()->GetActor(ownerId);
if(pActor && pActor->GetLinkedVehicle() && pActor->GetLinkedVehicle()->GetEntityId())
ownerId = pActor->GetLinkedVehicle()->GetEntityId();
SAIStimulus stim(AISTIM_GRENADE, AIGRENADE_THROWN, ownerId, GetEntityId(),
predictedPos, ZERO, 20.0f);
gEnv->pAISystem->RegisterStimulus(stim);
}
}
}
