//------------------------------------------------------------------------
void CBullet::HandleEvent(const SGameObjectEvent &event)
{
FUNCTION_PROFILER(GetISystem(), PROFILE_GAME);
CProjectile::HandleEvent(event);
if (event.event == eGFE_OnCollision)
{
if (m_destroying)
return;
EventPhysCollision *pCollision = reinterpret_cast<EventPhysCollision *>(event.ptr);
if (!pCollision)
return;
IEntity *pTarget = pCollision->iForeignData[1]==PHYS_FOREIGN_ID_ENTITY ? (IEntity*)pCollision->pForeignData[1]:0;
//Only process hits that have a target
if(pTarget)
{
Vec3 dir(0, 0, 0);
if (pCollision->vloc[0].GetLengthSquared() > 1e-6f)
dir = pCollision->vloc[0].GetNormalized();
CGameRules *pGameRules = g_pGame->GetGameRules();
IActor* pActor = g_pGame->GetIGameFramework()->GetIActorSystem()->GetActor(m_ownerId);
bool ok = true;
if(!gEnv->bMultiplayer && pActor && pActor->IsPlayer())
{
IActor* pAITarget = g_pGame->GetIGameFramework()->GetIActorSystem()->GetActor(pTarget->GetId());
if(pAITarget && pTarget->GetAI() && pTarget->GetAI()->IsFriendly(pActor->GetEntity()->GetAI(), false))
{
pGameRules->SetEntityToIgnore(pTarget->GetId());
ok = false;
}
}
if(ok)
{
HitInfo hitInfo(m_ownerId, pTarget->GetId(), m_weaponId,
(float)m_damage, 0.0f, pGameRules->GetHitMaterialIdFromSurfaceId(pCollision->idmat[1]), pCollision->partid[1],
m_hitTypeId, pCollision->pt, dir, pCollision->n);
hitInfo.remote = IsRemote();
hitInfo.projectileId = GetEntityId();
hitInfo.bulletType = m_pAmmoParams->bulletType;
pGameRules->ClientHit(hitInfo);
// Notify AI
if (gEnv->pAISystem && !gEnv->bMultiplayer)
{
static int htMelee = pGameRules->GetHitTypeId("melee");
if (m_ownerId && m_hitTypeId != htMelee)
{
ISurfaceType *pSurfaceType = pGameRules->GetHitMaterial(hitInfo.material);
const ISurfaceType::SSurfaceTypeAIParams* pParams = pSurfaceType ? pSurfaceType->GetAIParams() : 0;
const float radius = pParams ? pParams->fImpactRadius : 2.5f;
const float soundRadius = pParams ? pParams->fImpactSoundRadius : 20.0f;
// Associate event with vehicle if the shooter is in a vehicle (tank cannon shot, etc)
EntityId ownerId = m_ownerId;
if (pActor && pActor->GetLinkedVehicle() && pActor->GetLinkedVehicle()->GetEntityId())
ownerId = pActor->GetLinkedVehicle()->GetEntityId();
SAIStimulus stim(AISTIM_BULLET_HIT, 0, ownerId, 0, pCollision->pt, ZERO, radius);
gEnv->pAISystem->RegisterStimulus(stim);
SAIStimulus stimSound(AISTIM_SOUND, AISOUND_COLLISION_LOUD, ownerId, 0, pCollision->pt, ZERO, soundRadius, AISTIMPROC_FILTER_LINK_WITH_PREVIOUS);
gEnv->pAISystem->RegisterStimulus(stimSound);
}
}
}
}
else
{
// Notify AI
// The above case only catches entity vs. entity hits, the AI is interested in all hits.
if (gEnv->pAISystem && !gEnv->bMultiplayer)
{
CGameRules *pGameRules = g_pGame->GetGameRules();
static int htMelee = pGameRules->GetHitTypeId("melee");
if (m_ownerId && m_hitTypeId != htMelee)
{
int material = pGameRules->GetHitMaterialIdFromSurfaceId(pCollision->idmat[1]);
ISurfaceType *pSurfaceType = pGameRules->GetHitMaterial(material);
const ISurfaceType::SSurfaceTypeAIParams* pParams = pSurfaceType ? pSurfaceType->GetAIParams() : 0;
const float radius = pParams ? pParams->fImpactRadius : 2.5f;
const float soundRadius = pParams ? pParams->fImpactSoundRadius : 20.0f;
// Associate event with vehicle if the shooter is in a vehicle (tank cannon shot, etc)
EntityId ownerId = m_ownerId;
IActor* pActor = g_pGame->GetIGameFramework()->GetIActorSystem()->GetActor(m_ownerId);
if (pActor && pActor->GetLinkedVehicle() && pActor->GetLinkedVehicle()->GetEntityId())
ownerId = pActor->GetLinkedVehicle()->GetEntityId();
SAIStimulus stim(AISTIM_BULLET_HIT, 0, ownerId, 0, pCollision->pt, ZERO, radius);
gEnv->pAISystem->RegisterStimulus(stim);
SAIStimulus stimSound(AISTIM_SOUND, AISOUND_COLLISION_LOUD, ownerId, 0, pCollision->pt, ZERO, soundRadius, AISTIMPROC_FILTER_LINK_WITH_PREVIOUS);
gEnv->pAISystem->RegisterStimulus(stimSound);
}
}
}
if (pCollision->pEntity[0]->GetType() == PE_PARTICLE)
{
float bouncy, friction;
uint32 pierceabilityMat;
gEnv->pPhysicalWorld->GetSurfaceParameters(pCollision->idmat[1], bouncy, friction, pierceabilityMat);
pierceabilityMat&=sf_pierceable_mask;
pe_params_particle params;
if(pCollision->pEntity[0]->GetParams(¶ms)==0)
SetDefaultParticleParams(¶ms);
//Under water trail
Vec3 pos=pCollision->pt;
if ((pCollision->idmat[1] == CBullet::m_waterMaterialId) &&
(pCollision->pEntity[1]!=gEnv->pPhysicalWorld->AddGlobalArea() || !gEnv->p3DEngine->GetVisAreaFromPos(pos)))
{
//Reduce drastically bullet velocity (to be able to see the trail effect)
//pe_params_particle pparams;
//if(m_pPhysicalEntity->GetParams(&pparams)==0)
//SetDefaultParticleParams(&pparams);
//pparams.velocity = 25.0f;
//m_pPhysicalEntity->SetParams(&pparams);
if(m_trailUnderWaterId<0)
{
//Check terrain/against water level
float terrainHeight = gEnv->p3DEngine->GetTerrainElevation(pCollision->pt.x,pCollision->pt.y);
float waterLevel = gEnv->p3DEngine->GetWaterLevel(&(pCollision->pt));
if(waterLevel>terrainHeight)
{
TrailEffect(true,true);
return;
}
}
}
if (pierceabilityMat<=params.iPierceability || pCollision->idCollider==-1) //Do not destroy if collides water
Destroy();
}
}
}
//------------------------------------------------------------------------
void CCannonBall::HandleEvent(const SGameObjectEvent &event)
{
FUNCTION_PROFILER(GetISystem(), PROFILE_GAME);
BaseClass::HandleEvent(event);
if (event.event == eGFE_OnCollision)
{
if (CheckAnyProjectileFlags(ePFlag_destroying))
return;
EventPhysCollision *pCollision = reinterpret_cast<EventPhysCollision *>(event.ptr);
if (!pCollision)
return;
float finalDamage = GetFinalDamage(pCollision->pt);
if (finalDamage <= 0.0f)
m_alive = false;
IEntity *pTarget = pCollision->iForeignData[1]==PHYS_FOREIGN_ID_ENTITY ? (IEntity*)pCollision->pForeignData[1]:0;
CGameRules *pGameRules = g_pGame->GetGameRules();
const int hitMatId = pCollision->idmat[1];
Vec3 hitDir(ZERO);
if (pCollision->vloc[0].GetLengthSquared() > 1e-6f)
{
hitDir = pCollision->vloc[0].GetNormalized();
}
const bool bProcessCollisionEvent = ProcessCollisionEvent(pTarget);
if (bProcessCollisionEvent)
{
//================================= Process Hit =====================================
//Only process hits that have a target
if(pTarget)
{
if(FilterFriendlyAIHit(pTarget) == false)
{
ProcessHit(*pGameRules, *pCollision, *pTarget, finalDamage, hitMatId, hitDir);
}
}
//====================================~ Process Hit ======================================
//==================================== Notify AI ======================================
if (gEnv->pAISystem)
{
if (gEnv->pEntitySystem->GetEntity(m_ownerId))
{
ISurfaceType *pSurfaceType = gEnv->p3DEngine->GetMaterialManager()->GetSurfaceType(hitMatId);
const ISurfaceType::SSurfaceTypeAIParams* pParams = pSurfaceType ? pSurfaceType->GetAIParams() : 0;
const float radius = pParams ? pParams->fImpactRadius : 2.5f;
const float soundRadius = pParams ? pParams->fImpactSoundRadius : 20.0f;
SAIStimulus stim(AISTIM_BULLET_HIT, 0, m_ownerId, pTarget ? pTarget->GetId() : 0, pCollision->pt, pCollision->vloc[0].GetNormalizedSafe(ZERO), radius);
gEnv->pAISystem->RegisterStimulus(stim);
SAIStimulus stimSound(AISTIM_SOUND, AISTIM_BULLET_HIT, m_ownerId, 0, pCollision->pt, ZERO, soundRadius);
gEnv->pAISystem->RegisterStimulus(stim);
}
}
//=========================================~ Notify AI ===============================
}
//========================================= Surface Pierceability ==============================
if (pCollision->pEntity[0]->GetType() == PE_PARTICLE)
{
const SPierceabilityParams& pierceabilityParams = m_pAmmoParams->pierceabilityParams;
//If collided water
if( s_materialLookup.IsMaterial( pCollision->idmat[1], CProjectile::SMaterialLookUp::eType_Water ) )
{
if(pierceabilityParams.DestroyOnWaterImpact())
{
DestroyAtHitPosition(pCollision->pt);
}
else
{
EmitUnderwaterTracer(pCollision->pt, pCollision->pt + (pCollision->vloc[0].GetNormalizedSafe() * 100.0f));
}
}
else if (m_pAmmoParams->bounceableBullet == 0)
{
float bouncy, friction;
uint32 pierceabilityMat;
gEnv->pPhysicalWorld->GetSurfaceParameters(pCollision->idmat[1], bouncy, friction, pierceabilityMat);
pierceabilityMat &= sf_pierceable_mask;
const bool terrainHit = (pCollision->idCollider == -1);
bool thouShallNotPass = terrainHit;
if (!CheckAnyProjectileFlags(ePFlag_ownerIsPlayer))
thouShallNotPass = thouShallNotPass || pierceabilityParams.DestroyOnImpact(pierceabilityMat);
if (!thouShallNotPass)
HandlePierceableSurface(pCollision, pTarget, hitDir, bProcessCollisionEvent);
const bool destroy = thouShallNotPass || ShouldDestroyCannonBall();
if (destroy)
{
DestroyAtHitPosition(pCollision->pt);
}
}
}
}
}