int CScriptBind_Boids::OnPickup(IFunctionHandler *pH, SmartScriptTable flockEntity, SmartScriptTable boidEntity, bool bPickup, float fThrowSpeed)
{
CFlock* flock = GetFlock(flockEntity);
IEntity* pBoidEntity = GetEntity(boidEntity);
if (flock != NULL && pBoidEntity != NULL)
{
CBoidObject* pBoidObject = NULL;
for (int i = 0; i < flock->GetBoidsCount(); ++i)
{
if (flock->GetBoid(i)->GetId() == pBoidEntity->GetId())
{
pBoidObject = flock->GetBoid(i);
break;
}
}
if (pBoidObject != NULL)
{
pBoidObject->OnPickup(bPickup, fThrowSpeed);
}
}
return pH->EndFunction();
}
int CScriptBind_Boids::CanPickup(IFunctionHandler *pH, SmartScriptTable flockEntity, SmartScriptTable boidEntity)
{
CFlock* flock = GetFlock(flockEntity);
IEntity* pBoidEntity = GetEntity(boidEntity);
if (flock != NULL && pBoidEntity != NULL)
{
CBoidObject* pBoidObject = NULL;
for (int i = 0; i < flock->GetBoidsCount(); ++i)
{
if (flock->GetBoid(i)->GetId() == pBoidEntity->GetId())
{
pBoidObject = flock->GetBoid(i);
break;
}
}
if (pBoidObject != NULL)
{
SBoidContext bc;
flock->GetBoidSettings(bc);
return pH->EndFunction((pBoidObject->IsDead() && bc.bPickableWhenDead) || (!pBoidObject->IsDead() && bc.bPickableWhenAlive));
}
}
return pH->EndFunction(0);
}
void CFlock::UpdateBoidCollisions()
{
if(!m_bc.avoidObstacles)
return;
const int numberOfChecks = 5;
CTimeValue now = gEnv->pTimer->GetFrameStartTime();
int checked = 0;
// rough check
if(m_BoidCollisionMap.size() != m_boids.size())
{
m_BoidCollisionMap.clear();
for (Boids::iterator it = m_boids.begin(),itEnd = m_boids.end(); it != itEnd; ++it)
m_BoidCollisionMap.insert(std::make_pair(now,*it));
}
for (TTimeBoidMap::iterator it = m_BoidCollisionMap.begin(),itEnd = m_BoidCollisionMap.end();
it != itEnd && checked < numberOfChecks; ++it)
{
CBoidObject* pBoid = it->second;
if(pBoid && pBoid->ShouldUpdateCollisionInfo(now))
{
pBoid->UpdateCollisionInfo();
m_BoidCollisionMap.erase(it);
m_BoidCollisionMap.insert(std::make_pair(now,pBoid));
it = m_BoidCollisionMap.begin();
++checked;
}
}
}
void CFlock::OnBoidHit( EntityId nBoidId,SmartScriptTable &hit )
{
int num = (int)m_boids.size();
for (int i = 0; i < num; i++)
{
CBoidObject *boid = m_boids[i];
if (boid->m_entity == nBoidId)
{
Vec3 pos = boid->m_pos;
Vec3 force = Vec3(1,1,1);
float damage = 1.0f;
hit->GetValue("pos", pos);
hit->GetValue("dir", force);
hit->GetValue("damage", damage);
boid->Kill( pos,force*damage );
break;
}
}
}
void CFlock::SetPos( const Vec3& pos )
{
Vec3 ofs = pos - m_origin;
m_origin = pos;
m_bc.flockPos = m_origin;
for (Boids::iterator it = m_boids.begin(); it != m_boids.end(); ++it)
{
CBoidObject *boid = *it;
boid->m_pos += ofs;
boid->OnFlockMove( m_bc );
}
// Update bounding box of flock entity.
if (m_pEntity)
{
//float s = m_bc.MaxAttractDistance;
// float s = 1;
//m_pEntity->SetBBox( pos-Vec3(s,s,s),pos+Vec3(s,s,s) );
//m_pEntity->ForceRegisterInSectors();
}
RegisterAIEventListener(true);
}
void CFlock::UpdateBoidCollisions()
{
if(!m_bc.avoidObstacles)
return;
const int numberOfChecks = 5;
CTimeValue now = gEnv->pTimer->GetFrameStartTime();
int checked = 0;
// rough check
if(m_BoidCollisionMap.size() != m_boids.size())
{
m_BoidCollisionMap.clear();
m_BoidCollisionMap.reserve( m_boids.size() );
for (Boids::iterator it = m_boids.begin(),itEnd = m_boids.end(); it != itEnd; ++it)
{
m_BoidCollisionMap.push_back( SBoidCollisionTime( now, *it ) );
}
std::sort( m_BoidCollisionMap.begin(), m_BoidCollisionMap.end(), FSortBoidByTime() );
}
for (TTimeBoidMap::iterator it = m_BoidCollisionMap.begin(),itEnd = m_BoidCollisionMap.end();
it != itEnd && checked < numberOfChecks; ++it)
{
CBoidObject* pBoid = it->m_pBoid;
if(pBoid && pBoid->ShouldUpdateCollisionInfo(now))
{
pBoid->UpdateCollisionInfo();
it->m_time = now;
++checked;
}
}
std::sort( m_BoidCollisionMap.begin(), m_BoidCollisionMap.end(), FSortBoidByTime() );
}
void CFlock::UpdateAvgBoidPos(float dt)
{
m_lastUpdatePosTimePassed += dt;
if(m_lastUpdatePosTimePassed < 0.5f + Boid::Frand()/4.f)
return;
m_lastUpdatePosTimePassed = 0;
m_avgBoidPos.zero();
int n=0;
for (Boids::iterator it = m_boids.begin(),itEnd = m_boids.end(); it != itEnd; ++it)
{
CBoidObject* pBoid = (*it);
if(pBoid && !pBoid->IsDead())
{
m_avgBoidPos += pBoid->GetPos();
++n;
}
}
if(n)
m_avgBoidPos /= float(n);
}
bool CFlock::CreateEntities()
{
if (!m_e_flocks)
return false;
SEntitySpawnParams spawnParams;
spawnParams.pClass = gEnv->pEntitySystem->GetClassRegistry()->FindClass("Boid");
if (!spawnParams.pClass)
return false;
spawnParams.nFlags = ENTITY_FLAG_CLIENT_ONLY | ENTITY_FLAG_NO_SAVE | ENTITY_FLAG_NO_PROXIMITY | m_nBoidEntityFlagsAdd;
spawnParams.sName = m_boidEntityName;
m_modelCgf = PathUtil::ReplaceExtension(m_model,"cgf");
bool bHasCgfFile = gEnv->pCryPak->IsFileExist(m_modelCgf) && m_bc.animationMaxDistanceSq > 0;
if(!bHasCgfFile)
m_bc.animationMaxDistanceSq = 0;
bool bAnyCreated = false;
for (Boids::iterator it = m_boids.begin(); it != m_boids.end(); ++it)
{
CBoidObject *boid = *it;/*m_boids[i]*/;
if (boid->m_dead || boid->m_dying)
continue;
spawnParams.vPosition = boid->m_pos;
spawnParams.vScale = Vec3(boid->m_scale,boid->m_scale,boid->m_scale);
spawnParams.id = 0;
IEntity *pBoidEntity = gEnv->pEntitySystem->SpawnEntity( spawnParams );
if (!pBoidEntity)
{
//delete boid;
//it = m_boids.erase(it);
continue;
}
boid->m_noentity = false;
boid->m_entity = pBoidEntity->GetId();
CBoidObjectProxyPtr pBoidObjectProxy = ComponentCreateAndRegister_DeleteWithRelease<CBoidObjectProxy>( IComponent::SComponentInitializer(pBoidEntity), true );
pBoidEntity->SetProxy(ENTITY_PROXY_BOID_OBJECT,pBoidObjectProxy);
pBoidObjectProxy->SetBoid(boid);
// check if character.
if (IsCharacterFile(m_model))
{
if(bHasCgfFile)
pBoidEntity->LoadGeometry(CBoidObject::eSlot_Cgf, m_modelCgf);
pBoidEntity->LoadCharacter( CBoidObject::eSlot_Chr,m_model );
boid->m_object = pBoidEntity->GetCharacter(0);
if (!boid->m_object)
{
gEnv->pEntitySystem->RemoveEntity(boid->m_entity,true);
boid->m_entity = 0;
//delete boid;
//it = m_boids.erase(it);
continue;
}
}
else
{
pBoidEntity->LoadGeometry( 0,m_model );
}
bAnyCreated = true;
// boid->m_object->GetModel()->AddRef();
AABB aabb;
if (boid->m_object)
{
boid->m_object->SetFlags( CS_FLAG_DRAW_MODEL|CS_FLAG_UPDATE );
boid->PlayAnimation( m_boidDefaultAnimName,true );
aabb = boid->m_object->GetAABB();
}
else
{
pBoidEntity->GetLocalBounds(aabb);
}
float fBBoxRadius = ((aabb.max-aabb.min).GetLength()/2.0f);
m_bc.fBoidRadius = max( fBBoxRadius, 0.001f );
m_bc.fBoidThickness = m_bc.fBoidRadius;
if (!m_bc.vEntitySlotOffset.IsZero())
{
pBoidEntity->SetSlotLocalTM(0,Matrix34::CreateTranslationMat(m_bc.vEntitySlotOffset*fBBoxRadius));
}
boid->Physicalize(m_bc);
IEntityRenderProxy *pRenderProxy = (IEntityRenderProxy*)pBoidEntity->GetProxy(ENTITY_PROXY_RENDER);
if (pRenderProxy != NULL && m_bc.fBoidRadius > 0)
{
float r = m_bc.fBoidRadius;
AABB box;
box.min = Vec3(-r,-r,-r);
box.max = Vec3(r,r,r);
pRenderProxy->SetLocalBounds( box,true );
}
IScriptTable *pScriptTable = pBoidEntity->GetScriptTable();
if (pScriptTable)
{
pScriptTable->SetValue( "flock_entity",m_pEntity->GetScriptTable() );
}
}
m_bEntityCreated = true;
return bAnyCreated;
}
void CFlock::Update( CCamera *pCamera )
{
FUNCTION_PROFILER( GetISystem(),PROFILE_ENTITY );
if (!IsFlockActive())
return;
if (!m_e_flocks)
{
if (m_bEntityCreated)
DeleteEntities( true );
return;
}
if(GetISystem()->IsSerializingFile() == 1) //quickloading
return;
if (!m_bEntityCreated)
{
if (!CreateEntities())
return;
}
float dt = gEnv->pTimer->GetFrameTime();
// Make sure delta time is limited.
if (dt > 1.0f)
dt = 0.01f;
if (dt > 0.1f)
dt = 0.1f;
m_bc.fSmoothFactor = 1.f - gEnv->pTimer->GetProfileFrameBlending();
/*
for (Boids::iterator it = m_boids.begin(); it != m_boids.end(); ++it)
{
CBoidObject *boid = *it;
boid->Think();
}
*/
//m_bc.playerPos = m_flockMgr->GetPlayerPos();
m_bc.playerPos = GetISystem()->GetViewCamera().GetMatrix().GetTranslation(); // Player position is position of camera.
m_bc.flockPos = m_origin;
m_bc.waterLevel = m_bc.engine->GetWaterLevel( &m_origin );
m_bounds.min = Vec3(FLT_MAX,FLT_MAX,FLT_MAX);
m_bounds.max = Vec3(-FLT_MAX,-FLT_MAX,-FLT_MAX);
int numBoids = m_boids.size();
if (m_percentEnabled < 100)
{
numBoids = (m_percentEnabled*numBoids)/100;
}
if (!m_pEntity->GetRotation().IsIdentity())
{
// Entity matrix must not have rotation.
//Quat q;
//q.SetIdentity();
//m_pEntity->SetRotation(q);
}
//////////////////////////////////////////////////////////////////////////
// Update flock random center.
//////////////////////////////////////////////////////////////////////////
m_fCenterFloatingTime += gEnv->pTimer->GetFrameTime();
float tc = m_fCenterFloatingTime*0.2f;
m_bc.randomFlockCenter = m_bc.flockPos +
//m_bc.fSpawnRadius*Vec3(sinf(0.9f*m_fCenterFloatingTime),cosf(1.1f*sin(0.9f*m_fCenterFloatingTime)),0.3f*sinf(1.2f*m_fCenterFloatingTime) );
m_bc.fSpawnRadius*Vec3(sinf(tc*0.913f)*cosf(tc*1.12f),sinf(tc*0.931f)*cosf(tc*0.971f),0.4f*sinf(tc*1.045f)*cosf(tc*0.962f) );
//gEnv->pRenderer->GetIRenderAuxGeom()->DrawSphere( m_bc.randomFlockCenter,0.1f,ColorB(255,0,0,255) );
//////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////
IEntityRenderProxy *pRenderProxy = (IEntityRenderProxy*)m_pEntity->GetProxy(ENTITY_PROXY_RENDER);
if (pRenderProxy)
{
if (pRenderProxy->GetRenderNode()->GetViewDistRatio() != m_nViewDistRatio)
UpdateBoidsViewDistRatio();
}
//////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////
// Update scare factors.
if (m_bc.scareThreatLevel > 0)
{
m_bc.scareThreatLevel *= 0.95f;
m_bc.scareRatio *= 0.95f;
if (m_bc.scareRatio < 0.01f)
{
m_bc.scareRatio = 0;
m_bc.scareThreatLevel = 0;
}
if (m_e_flocks == 2)
{
int c = (int)(255*m_bc.scareRatio);
gEnv->pRenderer->GetIRenderAuxGeom()->DrawSphere( m_bc.scarePoint,m_bc.scareRadius,ColorB(c,0,0,c),false );
}
}
//////////////////////////////////////////////////////////////////////////
UpdateBoidCollisions();
Vec3 entityPos = m_pEntity->GetWorldPos();
Matrix34 boidTM;
int num = 0;
for (Boids::iterator it = m_boids.begin(); it != m_boids.end(); ++it,num++)
{
if (num > numBoids)
break;
CBoidObject* boid = *it;
m_bc.terrainZ = m_bc.engine->GetTerrainElevation(boid->m_pos.x,boid->m_pos.y);
boid->Update(dt,m_bc);
if (!boid->m_physicsControlled && !boid->m_dead)
{
IEntity *pBoidEntity = gEnv->pEntitySystem->GetEntity(boid->m_entity);
if (pBoidEntity)
{
Quat q(IDENTITY);
boid->CalcOrientation(q);
const Vec3 scaleVector(boid->m_scale,boid->m_scale,boid->m_scale);
pBoidEntity->SetPosRotScale( boid->m_pos, q, scaleVector, ENTITY_XFORM_NO_SEND_TO_ENTITY_SYSTEM );
}
}
}
m_updateFrameID = gEnv->pRenderer->GetFrameID(false);
//gEnv->pLog->Log( "Birds Update" );
}
