void CStickyProjectile::CalculateLocationForStick( const IEntity& projectile, const Vec3& collPos, const Vec3& collNormal, QuatT& outLocation ) const
{
if(m_flags&eSF_OrientateToCollNormal)
{
const float bigz = cry_fabsf(collNormal.z)-cry_fabsf(collNormal.y);
const Vec3 temp(0.f,(float)__fsel(bigz,1.f,0.f),(float)__fsel(bigz,0.f,1.f));
outLocation.q = Quat(Matrix33::CreateOrientation( temp.Cross(collNormal), -collNormal, 0));
AABB aabb;
projectile.GetLocalBounds(aabb);
outLocation.t = collPos + (outLocation.q.GetColumn2() * ((aabb.max.y-aabb.min.y)*0.5f));
}
else
{
outLocation.q = projectile.GetRotation();
outLocation.t = collPos + (outLocation.q.GetColumn1() * 0.1f);
}
}
void CNetPlayerInput::UpdateErrorSnap(const Vec3 &entPos, const Vec3 &desiredPos, f32 netPosDist, const Vec3 &desPosOffset, const CTimeValue &curTime)
{
if (g_pGameCVars->pl_velocityInterpAlwaysSnap)
{
//--- Snap to target
m_pPlayer->GetEntity()->SetPos(desiredPos);
m_passedNetPos = true;
m_passedPredictionPos = true;
}
else if (curTime > m_nextBCTime && !(m_pPlayer->m_stats.inFreefall.Value() > 0))
{
//--- Breadcrumbs dropped for simulated annealing, whilst the player is blocked we reduce the maximum
//--- allowed offset until the character is snapped to the last net position
Vec3 prevOffset = entPos - m_breadCrumb;
bool blocked = false;
if (!m_passedNetPos)
{
float moveDist = prevOffset.Dot(desPosOffset) / netPosDist;
float moveSpeed = moveDist / k_timePerBC;
blocked = ((moveSpeed / m_netLerpSpeed) <= k_BCMovingRatio);
}
if (blocked)
{
m_blockedTime += k_timePerBC;
}
else
{
m_blockedTime = 0.0f;
}
m_breadCrumb = entPos;
m_nextBCTime = curTime+k_timePerBC;
Vec3 v0(desiredPos.x, desiredPos.y, 0.0f);
Vec3 v1(m_predictedPosition.x, m_predictedPosition.y, 0.0f);
Vec3 pt(entPos.x, entPos.y, 0.0f);
Lineseg validPath(v0, v1);
float t;
float distSqrXY = Distance::Point_LinesegSq(pt, validPath, t);
float heightDiff = m_predictedPosition.z - entPos.z;
float blockedFactor = (1.0f - (m_blockedTime / k_maxBlockTime));
float maxDistXY = !m_passedNetPos ? blockedFactor * k_maxInterpolateDist : k_reachedTargetAllowedDeviation;
float timeOnGround = m_pPlayer->GetActorStats()->onGround;
float allowedHeightDiff = (float)__fsel(timeOnGround - k_onGroundTime, k_allowedHeightDiff, k_allowedHeightDiffInAir);
if ((distSqrXY > (maxDistXY * maxDistXY)) || (cry_fabsf(heightDiff) > allowedHeightDiff))
{
//--- Snap to target
m_pPlayer->GetEntity()->SetPos(desiredPos);
m_passedNetPos = true;
const bool isfallen = m_pPlayer->m_stats.inFreefall.Value()==1;
}
}
}
//------------------------------------------------------------------------
bool CGunTurret::IsAiming(const Vec3 &pos, float treshold) const
{
Vec3 tdir=(pos-GetWeaponPos()).normalized();
float dot = GetWeaponDir().Dot(tdir);
float angle=RAD2DEG(cry_acosf(CLAMP(dot,-1.f,1.f)));
if(cry_fabsf(angle)>treshold)
return false;
return true;
}
void CVehicleMovementMPVTOL::ReceivedServerPathingData( const SVTOLPathPosParams& data )
{
CryAutoCriticalSection lk(m_lock);
//CryLog( "[VTOL] CLUPDATE: path[%d] loc[%f]", data.pathId, data.location );
float netError = 0.f;
if( m_pathing.pathingData.pathId==data.pathId && m_pathing.pCachedPathPtr )
{
netError = m_pathing.pCachedPathPtr->GetDistance( m_pathing.pathingData.location, data.location, m_pathing.shouldLoop );
if(cry_fabsf(netError) > g_pGameCVars->v_MPVTOLNetworkSnapThreshold)
{
SnapToPathLoc(data);
netError = 0.0f;
}
}
// Let it out of a wait, if the server VTOL is moving on (avoids a snap)
if(netError>(g_pGameCVars->v_MPVTOLNetworkSnapThreshold*0.4f) && m_pathing.waitTime)
{
m_pathing.waitTime = 0.f;
m_pathing.targetSpeed = m_pathing.defaultSpeed;
}
m_pathing.networkError = netError;
}
void CVehicleMovementHelicopter::ProcessAI(const float deltaTime)
{
FUNCTION_PROFILER( GetISystem(), PROFILE_GAME );
CryAutoCriticalSection lk(m_lock);
SVehiclePhysicsStatus* physStatus = &m_physStatus[k_physicsThread];
if (m_arcade.m_handling.maxSpeedForward>0.f) // Use the new handling code
{
//ResetActions();
m_movementAction.Clear();
m_movementAction.isAI = true;
SVehiclePhysicsHelicopterProcessAIParams params;
params.pPhysStatus = physStatus;
params.pInputAction = &m_inputAction;
params.pAiRequest = &m_aiRequest;
params.dt = deltaTime;
params.aiRequiredVel = m_CurrentVel;
params.aiCurrentSpeed = m_CurrentSpeed;
params.aiYawResponseScalar = m_yawResponseScalar;
m_yawResponseScalar = 1.f;
// Use helper class to process the AI input
// It will return a requested velocity, and change the input
m_arcade.ProcessAI(params);
// Get the output velocity
m_CurrentVel = params.aiRequiredVel;
m_CurrentSpeed = params.aiCurrentSpeed;
return;
}
////////////////////// OLD DEPRECATED CODE :( //////////////////////////////////
m_movementAction.Clear();
ResetActions();
// Our current state
const Vec3 worldPos = physStatus->pos;
const Matrix33 worldMat( physStatus->q);
const Matrix33 localMat( physStatus->q.GetInverted());
const Ang3 worldAngles = Ang3::GetAnglesXYZ(worldMat);
const Ang3 localAngles = Ang3::GetAnglesXYZ(localMat);
const Vec3 currentVel = physStatus->v;
const Vec3 currentVel2D(currentVel.x, currentVel.y, 0.0f);
m_CurrentSpeed = m_CurrentVel.len(); //currentVel.len();
float currentSpeed2d = currentVel2D.len();
// +ve direction mean rotation anti-clocwise about the z axis - 0 means along y
float currentDir = worldAngles.z;
// to avoid singularity
const Vec3 vWorldDir = worldMat.GetRow(1);
const Vec3 vSideWays = worldMat.GetRow(0);
const Vec3 vWorldDir2D = Vec3( vWorldDir.x, vWorldDir.y, 0.0f ).GetNormalizedSafe();
// Our inputs
float desiredSpeed = m_aiRequest.HasDesiredSpeed() ? m_aiRequest.GetDesiredSpeed() : 0.0f;
Limit(desiredSpeed, -m_maxSpeed, m_maxSpeed);
const Vec3 desiredMoveDir = m_aiRequest.HasMoveTarget() ? (m_aiRequest.GetMoveTarget() - worldPos).GetNormalizedSafe() : vWorldDir;
Vec3 desiredMoveDir2D = Vec3(desiredMoveDir.x, desiredMoveDir.y, 0.0f);
desiredMoveDir2D = desiredMoveDir2D.GetNormalizedSafe(desiredMoveDir2D);
const Vec3 desiredVel = desiredMoveDir * desiredSpeed;
const Vec3 desiredVel2D(desiredVel.x, desiredVel.y, 0.0f);
Vec3 desiredLookDir(desiredMoveDir);
if (m_aiRequest.HasDesiredBodyDirectionAtTarget())
{
desiredLookDir = m_aiRequest.GetDesiredBodyDirectionAtTarget().GetNormalizedSafe(desiredMoveDir);
}
else if (m_aiRequest.HasLookTarget())
{
desiredLookDir = (m_aiRequest.GetLookTarget() - worldPos).GetNormalizedSafe(desiredMoveDir);
}
//const Vec3 desiredLookDir = m_aiRequest.HasLookTarget() ? (m_aiRequest.GetLookTarget() - worldPos).GetNormalizedSafe() : desiredMoveDir;
const Vec3 desiredLookDir2D = Vec3(desiredLookDir.x, desiredLookDir.y, 0.0f).GetNormalizedSafe(vWorldDir2D);
Vec3 prediction = m_aiRequest.HasBodyTarget() ? m_aiRequest.GetBodyTarget() : ZERO;
prediction = (prediction.IsEquivalent(ZERO)) ? desiredMoveDir2D : prediction - worldPos;
prediction.z = 0.0f;
float speedLimit = prediction.GetLength2D();
if(speedLimit > 0.0f)
{
prediction *= 1.0f / speedLimit;
}
Vec3 tempDir = currentVel2D.IsEquivalent(ZERO) ? localMat.GetRow(1) : currentVel2D;
tempDir.z = 0.0f;
tempDir.NormalizeFast();
float dotProd = tempDir.dot(prediction);
Limit(dotProd, FLT_EPSILON, 1.0f);
float accel = m_enginePowerMax * min(2.0f, 1.0f / dotProd); // * dotProd;
if (!m_aiRequest.HasDesiredBodyDirectionAtTarget())
{
dotProd *= dotProd;
dotProd *= dotProd;
float tempf = min(max(speedLimit * speedLimit, 2.0f), m_maxSpeed * dotProd);
Limit(desiredSpeed, -tempf, tempf);
}
else if (dotProd < 0.0125f)
{
Limit(desiredSpeed, -m_maxSpeed * 0.25f, m_maxSpeed * 0.25f);
}
float posNeg = (float)__fsel(desiredSpeed - m_CurrentSpeed, 1.0f, -5.0f);
if (desiredVel2D.GetLengthSquared() > FLT_EPSILON)
{
m_CurrentSpeed = m_CurrentSpeed + posNeg * accel * deltaTime;
}
else
{
m_CurrentSpeed = m_CurrentSpeed + posNeg * accel * deltaTime;
}
if (posNeg > 0.0f && m_CurrentSpeed > desiredSpeed)
{
m_CurrentSpeed = desiredSpeed;
}
else if (posNeg < 0.0f && m_CurrentSpeed < desiredSpeed)
{
m_CurrentSpeed = desiredSpeed;
}
// ---------------------------- Rotation ----------------------------
float desiredDir = (desiredLookDir2D.GetLengthSquared() > 0.0f) ? atan2f(-desiredLookDir2D.x, desiredLookDir2D.y) : atan2f(-vWorldDir2D.x, vWorldDir2D.y);
while (currentDir < desiredDir - gf_PI)
currentDir += 2.0f * gf_PI;
while (currentDir > desiredDir + gf_PI)
currentDir -= 2.0f * gf_PI;
// ---------------------------- Yaw ----------------------------
Ang3 dirDiff(0.0f, 0.0f, desiredDir - currentDir);
dirDiff.RangePI();
float absDiff = fabsf(dirDiff.z);
float rotSpeed = (float)__fsel(dirDiff.z, m_yawPerRoll, -m_yawPerRoll);
m_actionYaw = m_actionYaw + deltaTime * (rotSpeed - m_actionYaw);
float temp = fabsf(m_actionYaw);
float multiplier = ((absDiff / (temp + 0.001f)) + 1.0f) * 0.5f;
m_actionYaw *= (float)__fsel(absDiff - temp, 1.0f, multiplier);
// ---------------------------- Yaw ------------------------------
m_CurrentVel = desiredMoveDir * m_CurrentSpeed;
// ---------------------------- Pitch ----------------------------
if (m_CurrentVel.GetLengthSquared2D() > 0.1f)
{
CalculatePitch(worldAngles, desiredMoveDir, currentSpeed2d, desiredSpeed, deltaTime);
}
else
{
Quat rot;
rot.SetRotationVDir(desiredLookDir, 0.0f);
float desiredXRot = Ang3::GetAnglesXYZ(rot).x + m_steeringDamage.x;
m_actionPitch = worldAngles.x + (desiredXRot - worldAngles.x) * deltaTime/* * 10.0f*/;
Limit(m_actionPitch, -m_maxPitchAngle * 2.0f, m_maxPitchAngle * 2.0f);
}
// ---------------------------- Roll ----------------------------
float rollSpeed = GetRollSpeed();
rollSpeed *= deltaTime;
rollSpeed = (float)__fsel(absDiff - rollSpeed, rollSpeed, absDiff);
float roll =(float) __fsel(dirDiff.z, -rollSpeed, rollSpeed);
float speedPerUnit = 1.5f;
float desiredRollSpeed = absDiff * speedPerUnit * (float)__fsel(dirDiff.z, 1.0f, -1.0f);
desiredRollSpeed = -m_actionYaw * 2.5f;
desiredRollSpeed += m_steeringDamage.y;
m_actionRoll = m_actionRoll + deltaTime * (desiredRollSpeed - m_actionRoll);
Limit(m_actionRoll, -m_maxRollAngle + m_steeringDamage.y, m_maxRollAngle - m_steeringDamage.y);
m_actionRoll *= m_rollDamping;
// ---------------------------- Roll ----------------------------
// ---------------------------- Convert and apply ----------------------------
Ang3 angles(m_actionPitch, m_actionRoll, worldAngles.z + deltaTime * m_actionYaw);
pe_params_pos paramPos;
paramPos.q.SetRotationXYZ(angles);
paramPos.q.Normalize();
IPhysicalEntity * pPhysicalEntity = GetPhysics();
pPhysicalEntity->SetParams(¶mPos, 1);
pe_action_set_velocity vel;
vel.v = m_CurrentVel + m_netPosAdjust;
pPhysicalEntity->Action(&vel, 1);
// ---------------------------- Convert and apply ----------------------------
m_rpmScale = max(0.2f, cry_fabsf(m_CurrentSpeed / m_maxSpeed));
}
//------------------------------------------------------------------------
void CProjectile::Ricochet(EventPhysCollision *pCollision)
{
IActor *pActor = g_pGame->GetIGameFramework()->GetClientActor();
if (!pActor)
return;
Vec3 dir=pCollision->vloc[0];
dir.NormalizeSafe();
float dot=pCollision->n.Dot(dir);
if (dot>=0.0f) // backface
return;
float b=0,f=0;
uint matPierceability=0;
if (!gEnv->pPhysicalWorld->GetSurfaceParameters(pCollision->idmat[1], b, f, matPierceability))
return;
matPierceability&=sf_pierceable_mask;
float probability=0.25+0.25*(MAX(0,7-matPierceability)/7.0f);
if ((matPierceability && matPierceability>=8) || Random()>probability)
return;
f32 cosine = dir.Dot(-pCollision->n);
if (cosine>1.0f)cosine=1.0f;
if (cosine<-1.0f) cosine=-1.0f;
float angle=RAD2DEG( cry_fabsf(cry_acosf(cosine)) );
if (angle<10.0f)
return;
Vec3 ricochetDir = -2.0f*dot*pCollision->n+dir;
ricochetDir.NormalizeSafe();
Ang3 angles=Ang3::GetAnglesXYZ(Matrix33::CreateRotationVDir(ricochetDir));
float rx=Random()-0.5f;
float rz=Random()-0.5f;
angles.x+=rx*DEG2RAD(10.0f);
angles.z+=rz*DEG2RAD(10.0f);
ricochetDir=Matrix33::CreateRotationXYZ(angles).GetColumn(1).normalized();
Lineseg line(pCollision->pt, pCollision->pt+ricochetDir*20.0f);
Vec3 player = pActor->GetEntity()->GetWorldPos();
float t;
float distanceSq=Distance::Point_LinesegSq(player, line, t);
if (distanceSq < 7.5*7.5 && (t>=0.0f && t<=1.0f))
{
if (distanceSq >= 0.25*0.25)
{
Sphere s;
s.center = player;
s.radius = 6.0f;
Vec3 entry,exit;
int intersect=Intersect::Lineseg_Sphere(line, s, entry,exit);
if (intersect) // one entry or one entry and one exit
{
if (intersect==0x2)
entry=pCollision->pt;
RicochetSound(entry, ricochetDir);
//gEnv->pRenderer->GetIRenderAuxGeom()->DrawLine(entry, ColorB(255, 255, 255, 255), entry+ricochetDir, ColorB(255, 255, 255, 255), 2);
}
}
}
}
//------------------------------------------------------------------------
void CRapid::Update(float frameTime, uint32 frameId)
{
FUNCTION_PROFILER( GetISystem(), PROFILE_GAME );
PlayStopRapidFireIfNeeded();
BaseClass::Update(frameTime, frameId);
if (m_speed <= 0.0f && m_acceleration < 0.0001f)
{
FinishDeceleration();
return;
}
CActor* pOwnerActor = m_pWeapon->GetOwnerActor();
const bool isOwnerClient = pOwnerActor ? pOwnerActor->IsClient() : false;
const bool isOwnerPlayer = pOwnerActor ? pOwnerActor->IsPlayer() : false;
m_pWeapon->RequireUpdate(eIUS_FireMode);
m_speed = m_speed + m_acceleration*frameTime;
if (m_speed > m_fireParams->rapidparams.max_speed)
{
m_speed = m_fireParams->rapidparams.max_speed;
m_rapidFlags &= ~eRapidFlag_accelerating;
}
if ((m_speed >= m_fireParams->rapidparams.min_speed) && !(m_rapidFlags & eRapidFlag_decelerating))
{
float dt = 1.0f;
if (cry_fabsf(m_speed)>0.001f && cry_fabsf(m_fireParams->rapidparams.max_speed)>0.001f)
{
dt = m_speed * (float)__fres(m_fireParams->rapidparams.max_speed);
}
CRY_ASSERT(m_fireParams->fireparams.rate > 0);
m_next_shot_dt = 60.0f* (float)__fres((m_fireParams->fireparams.rate*dt));
if (CanFire(false))
{
if (!OutOfAmmo())
{
const bool firing = (m_rapidFlags & eRapidFlag_netShooting) || Shoot(true, m_fireParams->fireparams.autoReload);
Firing(firing);
}
else
{
StopFire();
}
}
}
else if (m_firing)
{
StopFire();
if (OutOfAmmo() && isOwnerPlayer)
{
m_pWeapon->Reload();
}
}
if ((m_speed < m_fireParams->rapidparams.min_speed) && (m_acceleration < 0.0f) && !(m_rapidFlags & eRapidFlag_decelerating))
Accelerate(m_fireParams->rapidparams.deceleration);
UpdateRotation(frameTime);
UpdateFiring(pOwnerActor, isOwnerClient, isOwnerPlayer, frameTime);
}
//------------------------------------------------------------------------
void CScriptControlledPhysics::OnPostStep(EventPhysPostStep *pPostStep)
{
pe_action_set_velocity av;
bool moving=m_moving;
bool rotating=m_rotating;
float dt=pPostStep->dt;
if(m_moving)
{
Vec3 current=pPostStep->pos;
Vec3 target=m_moveTarget;
Vec3 delta=target-current;
float distance=delta.len();
Vec3 dir=delta;
if(distance>0.01f)
dir *= (1.0f/distance);
if(distance<0.01f)
{
m_speed=0.0f;
m_moving=false;
pPostStep->pos=target;
av.v=ZERO;
}
else
{
float a=m_speed/m_stopTime;
float d=m_speed*m_stopTime-0.5f*a*m_stopTime*m_stopTime;
if(distance<=(d+0.01f))
m_acceleration=(distance-m_speed*m_stopTime)/(m_stopTime*m_stopTime);
m_speed=m_speed+m_acceleration*dt;
if(m_speed>=m_maxSpeed)
{
m_speed=m_maxSpeed;
m_acceleration=0.0f;
}
else if(m_speed*dt>distance)
m_speed=distance/dt;
else if(m_speed<0.05f)
m_speed=0.05f;
av.v=dir*m_speed;
}
}
if(m_rotating)
{
Quat current=pPostStep->q;
Quat target=m_rotationTarget;
Quat rotation=target*!current;
float angle=cry_acosf(CLAMP(rotation.w, -1.0f, 1.0f))*2.0f;
float original=angle;
if(angle>gf_PI)
angle=angle-gf_PI2;
else if(angle<-gf_PI)
angle=angle+gf_PI2;
if(cry_fabsf(angle)<0.001f)
{
m_rotationSpeed=0.0f;
m_rotating=false;
pPostStep->q=m_rotationTarget;
av.w=ZERO;
}
else
{
float a=m_rotationSpeed/m_rotationStopTime;
float d=m_rotationSpeed*m_stopTime-0.5f*a*m_rotationStopTime*m_rotationStopTime;
if(cry_fabsf(angle)<d+0.001f)
m_rotationAcceleration=(angle-m_rotationSpeed*m_rotationStopTime)/(m_rotationStopTime*m_rotationStopTime);
m_rotationSpeed=m_rotationSpeed+sgn(angle)*m_rotationAcceleration*dt;
if(cry_fabsf(m_rotationSpeed*dt)>cry_fabsf(angle))
m_rotationSpeed=angle/dt;
else if(cry_fabsf(m_rotationSpeed)<0.001f)
m_rotationSpeed=sgn(m_rotationSpeed)*0.001f;
else if(cry_fabsf(m_rotationSpeed)>=m_rotationMaxSpeed)
{
m_rotationSpeed=sgn(m_rotationSpeed)*m_rotationMaxSpeed;
m_rotationAcceleration=0.0f;
}
}
if(cry_fabsf(angle)>=0.001f)
av.w=(rotation.v/cry_sinf(original*0.5f)).normalized();
av.w*=m_rotationSpeed;
}
if(moving || rotating)
{
if(IPhysicalEntity *pPE=GetEntity()->GetPhysics())
pPE->Action(&av);
}
if((moving && !m_moving) || (rotating && !m_rotating))
GetEntity()->SetWorldTM(Matrix34::Create(GetEntity()->GetScale(), pPostStep->q, pPostStep->pos));
}
//------------------------------------------------------------------------
void CRapid::Update(float frameTime, uint32 frameId)
{
FUNCTION_PROFILER( GetISystem(), PROFILE_GAME );
CSingle::Update(frameTime, frameId);
if (m_speed <= 0.0f && m_acceleration < 0.0001f)
{
FinishDeceleration();
return;
}
m_pWeapon->RequireUpdate(eIUS_FireMode);
m_speed = m_speed + m_acceleration*frameTime;
if (m_speed > m_pShared->rapidparams.max_speed)
{
m_speed = m_pShared->rapidparams.max_speed;
m_accelerating = false;
}
if ((m_speed >= m_pShared->rapidparams.min_speed) && (!m_decelerating))
{
float dt = 1.0f;
if (cry_fabsf(m_speed)>0.001f && cry_fabsf(m_pShared->rapidparams.max_speed>0.001f))
dt=m_speed/m_pShared->rapidparams.max_speed;
m_next_shot_dt = 60.0f/(m_pShared->fireparams.rate*dt);
bool canShoot = CanFire(false);
if (canShoot)
{
if (!OutOfAmmo())
{
if (m_netshooting)
Firing(true);
else
Firing(Shoot(true, false));
if (m_firing && !(m_pShared->rapidparams.camshake_rotate.IsZero() && m_pShared->rapidparams.camshake_shift.IsZero()))
{
CActor *act = m_pWeapon->GetOwnerActor();
if (act && act->IsClient())
{
IView *pView = g_pGame->GetIGameFramework()->GetIViewSystem()->GetActiveView();
if (pView)
pView->SetViewShake(Ang3(m_pShared->rapidparams.camshake_rotate), m_pShared->rapidparams.camshake_shift, m_next_shot_dt/m_pShared->rapidparams.camshake_perShot, m_next_shot_dt/m_pShared->rapidparams.camshake_perShot, 0, 1);
}
}
}
else
{
Firing(false);
Accelerate(m_pShared->rapidparams.deceleration);
if (m_pWeapon->GetOwnerActor() && m_pWeapon->GetOwnerActor()->IsPlayer())
{
SmokeEffect();
m_pWeapon->Reload();
}
}
}
}
else if (m_firing)
{
Firing(false);
if (OutOfAmmo() && m_pWeapon->GetOwnerActor() && m_pWeapon->GetOwnerActor()->IsPlayer())
{
SmokeEffect();
m_pWeapon->Reload();
}
}
if ((m_speed < m_pShared->rapidparams.min_speed) && (m_acceleration < 0.0f) && (!m_decelerating))
Accelerate(m_pShared->rapidparams.deceleration);
UpdateRotation(frameTime);
UpdateSound(frameTime);
}
//------------------------------------------------------------------------
void CScriptControlledPhysics::OnPostStep(EventPhysPostStep *pPostStep)
{
pe_action_set_velocity av;
const bool moving = m_moving;
const bool rotating = m_rotating;
const float deltaTime = pPostStep->dt;
if (m_moving)
{
const Vec3 current = pPostStep->pos;
const Vec3 target = m_moveTarget;
const Vec3 delta = target - current;
const float distanceSq = delta.len2();
if (distanceSq <= sqr(0.025f) || (delta.dot(m_lastVelocity) < 0.0f))
{
m_speed = 0.0f;
m_moving = false;
m_lastVelocity.zero();
pPostStep->pos = target;
av.v = ZERO;
}
else
{
float velocity = m_speed;
float acceleration = m_acceleration;
Vec3 direction = delta;
const float distanceToEnd = direction.NormalizeSafe();
// Accelerate
velocity = std::min(velocity + acceleration * deltaTime, m_maxSpeed);
// Calculate acceleration and time needed to stop
const float accelerationNeededToStop = (-(velocity*velocity) / distanceToEnd) / 2;
if (fabsf(accelerationNeededToStop) > 0.0f)
{
const float timeNeededToStop = sqrtf((distanceToEnd / 0.5f) / fabsf(accelerationNeededToStop));
if (timeNeededToStop < m_stopTime)
{
acceleration = accelerationNeededToStop;
}
}
// Prevent overshooting
if ((velocity * deltaTime) > distanceToEnd)
{
const float multiplier = distanceToEnd / fabsf(velocity * deltaTime);
velocity *= multiplier;
acceleration *= multiplier;
}
m_acceleration = acceleration;
m_speed = velocity;
m_lastVelocity = direction * velocity;
av.v = direction * velocity;
}
}
if (m_rotating)
{
Quat current=pPostStep->q;
Quat target=m_rotationTarget;
Quat rotation=target*!current;
float angle=cry_acosf(CLAMP(rotation.w, -1.0f, 1.0f))*2.0f;
float original=angle;
if (angle>gf_PI)
angle=angle-gf_PI2;
else if (angle<-gf_PI)
angle=angle+gf_PI2;
if (cry_fabsf(angle)<0.01f)
{
m_rotationSpeed=0.0f;
m_rotating=false;
pPostStep->q=m_rotationTarget;
av.w=ZERO;
}
else
{
float a=m_rotationSpeed/m_rotationStopTime;
float d=m_rotationSpeed*m_stopTime-0.5f*a*m_rotationStopTime*m_rotationStopTime;
if (cry_fabsf(angle)<d+0.001f)
m_rotationAcceleration=(angle-m_rotationSpeed*m_rotationStopTime)/(m_rotationStopTime*m_rotationStopTime);
m_rotationSpeed=m_rotationSpeed+sgn(angle)*m_rotationAcceleration*deltaTime;
if (cry_fabsf(m_rotationSpeed*deltaTime)>cry_fabsf(angle))
m_rotationSpeed=angle/deltaTime;
else if (cry_fabsf(m_rotationSpeed)<0.001f)
m_rotationSpeed=sgn(m_rotationSpeed)*0.001f;
else if (cry_fabsf(m_rotationSpeed)>=m_rotationMaxSpeed)
{
m_rotationSpeed=sgn(m_rotationSpeed)*m_rotationMaxSpeed;
m_rotationAcceleration=0.0f;
}
}
if(cry_fabsf(angle)>=0.001f)
av.w=(rotation.v/cry_sinf(original*0.5f)).normalized();
av.w*=m_rotationSpeed;
}
if (moving || rotating)
{
if (IPhysicalEntity *pPE=GetEntity()->GetPhysics())
pPE->Action(&av, 1);
}
/*
if ((moving && !m_moving) || (rotating && !m_rotating))
GetEntity()->SetWorldTM(Matrix34::Create(GetEntity()->GetScale(), pPostStep->q, pPostStep->pos));
*/
}
QuatT CStrafeOffset::Compute(float frameTime)
{
const float STAP_MF_Front = 1.0f;
const float STAP_MF_Back = 1.0f;
const float STAP_MF_StrafeLeft = 1.0f;
const float STAP_MF_StrafeRight = 1.0f;
static const float MIN_VERT_DIR = 0.2f;
static const float MAX_VERT_DIR = 1.0f;
static const float MIN_HORIZ_DIR = 0.2f;
static const float MAX_HORIZ_DIR = 3.0f;
static const float runEaseFactor = 0.2f;
const float MIN_SPEED = 0.2f;
const float MAX_SPEED = 4.0f;
float rotationFactor = 1.0f;
float strafeFactor = 1.0f;
Ang3 inputRot = m_gameParams.inputRot;
float absInputRotHoriz = cry_fabsf(inputRot.z) * rotationFactor;
float horizSpeed = m_gameParams.velocity.GetLength2D();
float runFactor = (horizSpeed - MIN_SPEED) / (MAX_SPEED - MIN_SPEED);
const float horizRotFactor = clamp(-m_gameParams.aimDirection.z * (absInputRotHoriz - MIN_HORIZ_DIR) / (MAX_HORIZ_DIR - MIN_HORIZ_DIR), 0.0f, 1.0f);
runFactor = max(runFactor, horizRotFactor);
runFactor = clamp(runFactor, 0.0f, 1.0f);
m_runFactor = ((runFactor * runEaseFactor) + (m_runFactor * (1.0f - runEaseFactor)));
//--- Calculate movement acceleration
const float invFrontAugmentation = m_staticParams.accelerationFrontAugmentation != 0.0 ? (1.0f / m_staticParams.accelerationFrontAugmentation) : 1.0f;
const Vec3 inputMoveAugmented = Vec3(
m_gameParams.inputMove.x * invFrontAugmentation,
m_gameParams.inputMove.y * m_staticParams.accelerationFrontAugmentation,
0.0f);
Interpolate(m_smoothedVelocity, inputMoveAugmented, m_staticParams.velocityLowPassFilter, frameTime);
const Vec3 velocityDerivative = (frameTime > 0.0) ? ((m_smoothedVelocity - m_lastVelocity) / frameTime) : Vec3(ZERO);
m_lastVelocity = m_smoothedVelocity;
float interpFront = SignedPow(clamp(velocityDerivative.y * m_staticParams.velocityInterpolationMultiplier, -1, 1), m_staticParams.accelerationSmoothing);
interpFront *= (float)__fsel(interpFront, STAP_MF_Front, STAP_MF_Back) * strafeFactor;
Interpolate(m_interpFront, interpFront, m_staticParams.velocityLowPassFilter, frameTime);
float interpSide = SignedPow(clamp(velocityDerivative.x * m_staticParams.velocityInterpolationMultiplier, -1, 1), m_staticParams.accelerationSmoothing);
interpSide *= (float)__fsel(interpSide, STAP_MF_StrafeLeft, STAP_MF_StrafeRight) * strafeFactor;
Interpolate(m_interpSide, interpSide, m_staticParams.velocityLowPassFilter, frameTime);
// create offsets
QuatT strafeOffset(IDENTITY);
Vec3 posSize = m_staticParams.strafe_offset;
Ang3 sideRotSize = m_staticParams.side_strafe_rot;
Ang3 frontRotSize = m_staticParams.front_strafe_rot;
const float cmToMeter = 1.0f / 100.0f;
const float degreeToRadians = 3.14159f / 180.0f;
strafeOffset.t.x -= m_interpSide * posSize.x * cmToMeter;
strafeOffset.t.y -= m_interpFront * posSize.y * cmToMeter;
strafeOffset.t.z -= max(std::abs(m_interpFront), std::abs(m_interpSide)) * posSize.z * cmToMeter;
strafeOffset.q *= Quat(sideRotSize * m_interpSide * degreeToRadians);
strafeOffset.q *= Quat(frontRotSize * m_interpFront * degreeToRadians);
return strafeOffset;
}
//------------------------------------------------------------------------
void CGunTurret::UpdateOrientation(float deltaTime)
{
FUNCTION_PROFILER(GetISystem(), PROFILE_GAME);
bool changed = false;
bool searching = (m_targetId==0 && m_turretparams.searching);
float speed = searching ? m_turretparams.search_speed : m_turretparams.turn_speed;
assert(m_goalYaw >= 0.f && m_goalYaw <= gf_PI2);
// update turret
Matrix34 turretTM = GetEntity()->GetSlotLocalTM(eIGS_Aux0, false);
Ang3 turretAngles(turretTM);
if(turretAngles.z < 0.0f)
turretAngles.z+=gf_PI2;
if(cry_fabsf(m_goalYaw-turretAngles.z) > gf_PI)
{
if(m_goalYaw >= gf_PI)
turretAngles.z += gf_PI2;
else
turretAngles.z -= gf_PI2;
}
if(m_turretparams.yaw_range < 360.f)
{
// reverse, to avoid forbidden range
if(m_goalYaw > gf_PI && turretAngles.z < gf_PI)
turretAngles.z += gf_PI2;
else if(m_goalYaw < gf_PI && turretAngles.z > gf_PI)
turretAngles.z -= gf_PI2;
}
if(cry_fabsf(turretAngles.z-m_goalYaw) > 0.001f)
{
Interp(turretAngles.z, m_goalYaw, speed, deltaTime, 0.25f*speed);
if(m_turretSound == INVALID_SOUNDID && gEnv->IsClient())
m_turretSound = PlayAction(g_pItemStrings->turret);
changed = true;
}
else if(m_turretSound != INVALID_SOUNDID)
{
StopSound(m_turretSound);
m_turretSound = INVALID_SOUNDID;
}
if(changed)
{
turretTM.SetRotationXYZ(turretAngles,turretTM.GetTranslation());
GetEntity()->SetSlotLocalTM(eIGS_Aux0, turretTM);
}
// update weapon
Matrix34 weaponTM = GetEntity()->GetSlotLocalTM(eIGS_ThirdPerson, false);
Ang3 weaponAngles(weaponTM);
weaponAngles.z = turretAngles.z;
if(cry_fabsf(weaponAngles.x-m_goalPitch) > 0.001f)
{
Interp(weaponAngles.x, m_goalPitch, speed, deltaTime, 0.25f*speed);
if(m_cannonSound == INVALID_SOUNDID && gEnv->IsClient())
m_cannonSound = PlayAction(g_pItemStrings->cannon);
changed = true;
}
else if(m_cannonSound != INVALID_SOUNDID)
{
StopSound(m_cannonSound);
m_cannonSound = INVALID_SOUNDID;
}
if(changed)
{
weaponTM.SetRotationXYZ(weaponAngles);
Vec3 w_trans = turretTM.TransformPoint(m_radarHelperPos);
//Vec3 w_trans = GetSlotHelperPos(eIGS_Aux0,m_radarHelper.c_str(),false);
weaponTM.SetTranslation(w_trans);
GetEntity()->SetSlotLocalTM(eIGS_ThirdPerson, weaponTM);
if(GetEntity()->IsSlotValid(eIGS_Aux1))
{
Vec3 b_trans = weaponTM.TransformPoint(m_barrelHelperPos);
//Vec3 b_trans = GetSlotHelperPos(eIGS_ThirdPerson,m_barrelHelper.c_str(),false);
weaponTM.SetTranslation(b_trans);
GetEntity()->SetSlotLocalTM(eIGS_Aux1, weaponTM*m_barrelRotation);
}
if(gEnv->IsClient())
{
for(TEffectInfoMap::const_iterator it=m_effects.begin(); it!=m_effects.end(); ++it)
{
Matrix34 tm(GetSlotHelperRotation(eIGS_ThirdPerson,it->second.helper.c_str(),true), GetSlotHelperPos(eIGS_ThirdPerson,it->second.helper.c_str(),true));
SetEffectWorldTM(it->first, tm);
}
}
}
UpdatePhysics();
if(g_pGameCVars->i_debug_turrets == eGTD_Basic)
{
DrawDebug();
//gEnv->pRenderer->DrawLabel(GetEntity()->GetWorldPos(), 1.4f, "%s yaw: %.2f, goalYaw: %.2f (%.2f), goalPitch: %.2f (%.2f/%.2f)", searching?"[search]":"", RAD2DEG(turretAngles.z), RAD2DEG(m_goalYaw), 0.5f*(m_turretparams.yaw_range), RAD2DEG(m_goalPitch), m_turretparams.min_pitch, m_turretparams.max_pitch);
}
}
