//------------------------------------------------------------------------
void CVehicleDamageBehaviorBlowTire::Activate(bool activate)
{
if (activate == m_isActive)
return;
if (activate && m_pVehicle->IsDestroyed())
return;
if (activate)
{
// NOTE: stance and physics position when getting into vehicles is set wrong
if (!gEnv->pSystem->IsSerializingFile())
DamagePlayers();
}
IVehicleComponent* pComponent = m_pVehicle->GetComponent(m_component.c_str());
if (!pComponent)
return;
IVehiclePart* pPart = pComponent->GetPart(0);
if (!pPart)
return;
// if IVehicleWheel available, execute full damage behavior. if null, only apply effects
IVehicleWheel* pWheel = pPart->GetIWheel();
if (activate)
{
IEntity* pEntity = m_pVehicle->GetEntity();
IPhysicalEntity* pPhysics = pEntity->GetPhysics();
const Matrix34& wheelTM = pPart->GetLocalTM(false);
const SVehicleStatus& status = m_pVehicle->GetStatus();
if (pWheel)
{
const pe_cargeomparams* pParams = pWheel->GetCarGeomParams();
// handle destroyed wheel
pe_params_wheel wheelParams;
wheelParams.iWheel = pWheel->GetWheelIndex();
wheelParams.minFriction = wheelParams.maxFriction = 0.5f * pParams->maxFriction;
pPhysics->SetParams(&wheelParams);
if (IVehicleMovement* pMovement = m_pVehicle->GetMovement())
{
SVehicleMovementEventParams params;
params.pComponent = pComponent;
params.iValue = pWheel->GetWheelIndex();
pMovement->OnEvent(IVehicleMovement::eVME_TireBlown, params);
}
if (status.speed > 0.1f)
{
// add angular impulse
pe_action_impulse angImp;
float amount = m_pVehicle->GetMass() * status.speed * Random(0.25f, 0.45f) * -sgn(wheelTM.GetTranslation().x);
angImp.angImpulse = pEntity->GetWorldTM().TransformVector(Vec3(0,0,amount));
pPhysics->Action(&angImp);
}
m_aiImmobilizedTimer = m_pVehicle->SetTimer(-1, AI_IMMOBILIZED_TIME*1000, this);
}
if (!gEnv->pSystem->IsSerializingFile())
{
// add linear impulse
pe_action_impulse imp;
imp.point = pPart->GetWorldTM().GetTranslation();
float amount = m_pVehicle->GetMass() * Random(0.1f, 0.15f);
if (pWheel)
{
amount *= max(0.5f, min(10.f, status.speed));
if (status.speed < 0.1f)
amount = -0.5f*amount;
}
else
amount *= 0.5f;
imp.impulse = pEntity->GetWorldTM().TransformVector(Vec3(0,0,amount));
pPhysics->Action(&imp);
// effect
IParticleEffect* pEffect = gEnv->pParticleManager->FindEffect(TIRE_BLOW_EFFECT);
if (pEffect)
{
int slot = pEntity->LoadParticleEmitter(-1, pEffect);
if (slot > -1)
{
float rotation = pWheel ? 0.5f * gf_PI * -sgn(wheelTM.GetTranslation().x) : gf_PI;
Matrix34 tm = Matrix34::CreateRotationZ(rotation);
tm.SetTranslation(wheelTM.GetTranslation());
pEntity->SetSlotLocalTM(slot, tm);
}
}
// remove affected decals
{
Vec3 pos = pPart->GetWorldTM().GetTranslation();
AABB aabb = pPart->GetLocalBounds();
float radius = aabb.GetRadius();
Vec3 vRadius(radius,radius,radius);
AABB areaBox(pos-vRadius, pos+vRadius);
IRenderNode * pRenderNode = NULL;
if (IEntityRenderProxy *pRenderProxy = (IEntityRenderProxy*)pEntity->GetProxy(ENTITY_PROXY_RENDER))
pRenderNode = pRenderProxy->GetRenderNode();
gEnv->p3DEngine->DeleteDecalsInRange(&areaBox, pRenderNode);
}
}
}
else
{
if (pWheel)
{
// restore wheel properties
IPhysicalEntity* pPhysics = m_pVehicle->GetEntity()->GetPhysics();
pe_params_wheel wheelParams;
for (int i=0; i<m_pVehicle->GetWheelCount(); ++i)
{
const pe_cargeomparams* pParams = m_pVehicle->GetWheelPart(i)->GetIWheel()->GetCarGeomParams();
wheelParams.iWheel = i;
wheelParams.bBlocked = 0;
wheelParams.suspLenMax = pParams->lenMax;
wheelParams.bDriving = pParams->bDriving;
wheelParams.minFriction = pParams->minFriction;
wheelParams.maxFriction = pParams->maxFriction;
pPhysics->SetParams(&wheelParams);
}
if (IVehicleMovement* pMovement = m_pVehicle->GetMovement())
{
SVehicleMovementEventParams params;
params.pComponent = pComponent;
params.iValue = pWheel->GetWheelIndex();
// reset the particle status
pMovement->OnEvent(IVehicleMovement::eVME_TireRestored, params);
}
}
m_aiImmobilizedTimer = -1;
}
m_isActive = activate;
}
//------------------------------------------------------------------------
bool CVehicleMovementStdBoat::Init(IVehicle* pVehicle, const CVehicleParams& table)
{
if (!CVehicleMovementBase::Init(pVehicle, table))
return false;
MOVEMENT_VALUE("velMax", m_velMax);
MOVEMENT_VALUE("velMaxReverse", m_velMaxReverse);
MOVEMENT_VALUE("acceleration", m_accel);
MOVEMENT_VALUE("accelerationVelMax", m_accelVelMax);
MOVEMENT_VALUE("accelerationMultiplier", m_accelCoeff);
MOVEMENT_VALUE("pushTilt", m_pushTilt);
MOVEMENT_VALUE("turnRateMax", m_turnRateMax);
MOVEMENT_VALUE("turnAccel", m_turnAccel);
MOVEMENT_VALUE("cornerForce", m_cornerForceCoeff);
MOVEMENT_VALUE("cornerTilt", m_cornerTilt);
MOVEMENT_VALUE("turnDamping", m_turnDamping);
MOVEMENT_VALUE("turnAccelMultiplier", m_turnAccelCoeff);
MOVEMENT_VALUE_OPT("rollAccel", m_rollAccel, table);
MOVEMENT_VALUE_OPT("pedalLimitReverse", m_pedalLimitReverse, table);
MOVEMENT_VALUE_OPT("turnVelocityMult", m_turnVelocityMult, table);
MOVEMENT_VALUE_OPT("velLift", m_velLift, table);
MOVEMENT_VALUE_OPT("lateralDamping", m_lateralDamping, table);
table.getAttr("waveIdleStrength", m_waveIdleStrength);
table.getAttr("waveSpeedMult", m_waveSpeedMult);
if (table.haveAttr("cornerHelper"))
{
if (IVehicleHelper* pHelper = m_pVehicle->GetHelper(table.getAttr("cornerHelper")))
m_cornerOffset = pHelper->GetVehicleSpaceTranslation();
}
if (table.haveAttr("pushHelper"))
{
if (IVehicleHelper* pHelper = m_pVehicle->GetHelper(table.getAttr("pushHelper")))
m_pushOffset = pHelper->GetVehicleSpaceTranslation();
}
// compute inertia [assumes box]
AABB bbox;
IVehiclePart* pMassPart = pVehicle->GetPart("mass");
if (!pMassPart)
pMassPart = pVehicle->GetPart("massBox");
if (pMassPart)
{
bbox = pMassPart->GetLocalBounds();
}
else
{
GameWarning("[CVehicleMovementStdBoat]: initialization: No \"mass\" geometry found!");
m_pEntity->GetLocalBounds(bbox);
}
m_maxSpeed = m_velMax;
float mass = pVehicle->GetMass();
float width = bbox.max.x - bbox.min.x;
float length = bbox.max.y - bbox.min.y;
float height = bbox.max.z - bbox.min.z;
m_Inertia.x = mass * (sqr(length)+ sqr(height)) / 12;
m_Inertia.y = mass * (sqr(width) + sqr(height)) / 12;
m_Inertia.z = mass * (sqr(width) + sqr(length)) / 12;
m_massOffset = bbox.GetCenter();
//CryLog("[StdBoat movement]: got mass offset (%f, %f, %f)", m_massOffset.x, m_massOffset.y, m_massOffset.z);
m_pSplashPos = m_pVehicle->GetHelper("splashPos");
if (m_pSplashPos)
m_lastWakePos = m_pSplashPos->GetWorldSpaceTranslation();
else
m_lastWakePos = m_pVehicle->GetEntity()->GetWorldTM().GetTranslation();
const char* waveEffect = "";
MOVEMENT_VALUE_OPT("waveEffect", &waveEffect, table);
m_pWaveEffect = gEnv->pParticleManager->FindEffect(waveEffect, "MovementStdBoat");
m_waveTimer = cry_random(0.0f, gf_PI);
m_diving = false;
m_wakeSlot = -1;
m_waveSoundPitch = 0.f;
m_rpmPitchDir = 0;
m_waveSoundAmount = 0.1f;
// AI related
m_prevAngle = 0.0f;
m_factorMaxSpeed = 1.f;
m_factorAccel = 1.f;
return true;
}