void CLaserBeam::UpdateLaserGeometry( IEntity& laserEntity )
{
// Scale the laser based on the distance.
const float assetLengthInv = 0.5f;
const float bias = g_pGameCVars->i_laser_hitPosOffset;
const float finalLaserLen = m_hasHitData ? max(0.f, m_lastLaserUpdatePosition.GetDistance(GetLastHit()) - bias) : 0.001f;
const float scale = finalLaserLen * assetLengthInv;
const float thickness = m_pLaserParams->laser_thickness[GetIndexFromGeometrySlot()];
const Quat inverseWorldQuat(laserEntity.GetWorldRotation().GetInverted());
Vec3 localSpaceDirection = inverseWorldQuat * m_lastLaserUpdateDirection;
const Vec3 finalHitPos = localSpaceDirection * finalLaserLen;
const Matrix34 localLaserMatrix = Matrix33::CreateOrientation(localSpaceDirection, Vec3(0.f, 0.f, 1.f), 0.f) *
Matrix34::CreateScale(Vec3(thickness, scale, thickness));
laserEntity.SetSlotLocalTM(m_laserGeometrySlot, localLaserMatrix);
// Set Dot matrix
if (m_hitSolid)
{
const Matrix34 mt = Matrix34::CreateTranslationMat(finalHitPos);
laserEntity.SetSlotLocalTM(m_laserDotSlot, mt);
}
else
{
Matrix34 scaleMatrix;
scaleMatrix.SetIdentity();
scaleMatrix.SetScale(Vec3(0.001f,0.001f,0.001f));
laserEntity.SetSlotLocalTM(m_laserDotSlot, scaleMatrix);
}
}
//-------------------------------------------------------------------
void CLam::UpdateLaserScale(float scaleLenght,IEntity* pLaserEntity)
{
if(pLaserEntity)
{
Matrix34 tm;
tm.SetIdentity();
tm.SetScale(Vec3(1.0f,scaleLenght,1.0f));
pLaserEntity->SetLocalTM(tm);
}
}
//------------------------------------------------------------------
void CLam::UpdateTPLaser(float frameTime, CItem* parent)
{
FUNCTION_PROFILER(GetISystem(), PROFILE_GAME);
const int frameId = gEnv->pRenderer->GetFrameID();
if (s_lastUpdateFrameId != frameId)
{
// Check how many LAMs to update this frame.
float dt = frameTime; // + s_laserUpdateTimeError;
const int n = s_lasers.size();
int nActive = 0;
for (int i = 0; i < n; ++i)
{
if (!s_lasers[i]->IsLaserActivated() && !s_lasers[i]->IsLightActivated())
continue;
nActive++;
}
float updatedPerSecond = (nActive / LASER_UPDATE_TIME) + s_laserUpdateTimeError;
int updateCount = (int)floorf(updatedPerSecond * dt);
if(dt==0.0f)
s_laserUpdateTimeError = 0.0f;
else
s_laserUpdateTimeError = updatedPerSecond - updateCount/dt;
s_curLaser %= n;
for (int i = 0, j = 0; i < n && j < updateCount ; ++i)
{
s_curLaser = (s_curLaser + 1) % n;
if (!s_lasers[s_curLaser]->IsLaserActivated() && !s_lasers[s_curLaser]->IsLightActivated())
continue;
s_lasers[s_curLaser]->SetAllowUpdate();
++j;
}
s_lastUpdateFrameId = frameId;
}
IEntity* pRootEnt = GetEntity();
if (!pRootEnt)
return;
IEntity *pLaserEntity = m_pEntitySystem->GetEntity(m_pLaserEntityId);
// if(!pLaserEntity)
// return;
const CCamera& camera = gEnv->pRenderer->GetCamera();
Vec3 lamPos = pRootEnt->GetWorldPos(); //pLaserEntity->GetParent()->GetWorldPos();
Vec3 dir = pRootEnt->GetWorldRotation().GetColumn1(); //pLaserEntity->GetParent()->GetWorldRotation().GetColumn1();
bool charNotVisible = false;
float dsg1Scale = 1.0f;
//If character not visible, laser is not correctly updated
if(parent)
{
if(CActor* pOwner = parent->GetOwnerActor())
{
ICharacterInstance* pCharacter = pOwner->GetEntity()->GetCharacter(0);
if(pCharacter && !pCharacter->IsCharacterVisible())
charNotVisible = true;
}
if(parent->GetEntity()->GetClass()==CItem::sDSG1Class)
dsg1Scale = 3.0f;
}
// if (!pLaserEntity->GetParent())
// return;
Vec3 hitPos(0,0,0);
float laserLength = 0.0f;
// HACK??: Use player movement controller locations, or else the laser
// pops all over the place when character out of the screen.
CActor *pActor = parent->GetOwnerActor();
if (pActor && (!pActor->IsPlayer() || charNotVisible))
{
if (IMovementController* pMC = pActor->GetMovementController())
{
SMovementState state;
pMC->GetMovementState(state);
if(!charNotVisible)
lamPos = state.weaponPosition;
else
{
float oldZPos = lamPos.z;
lamPos = state.weaponPosition;
if(m_lastZPos>0.0f)
lamPos.z = m_lastZPos; //Stabilize somehow z position (even if not accurate)
else
lamPos.z = oldZPos;
}
const float angleMin = DEG2RAD(3.0f);
const float angleMax = DEG2RAD(7.0f);
const float thr = cosf(angleMax);
float dot = dir.Dot(state.aimDirection);
if (dot > thr)
{
float a = acos_tpl(dot);
float u = 1.0f - clamp((a - angleMin) / (angleMax - angleMin), 0.0f, 1.0f);
dir = dir + u * (state.aimDirection - dir);
dir.Normalize();
}
}
}
if(!charNotVisible)
m_lastZPos = lamPos.z;
lamPos += (dir*0.10f);
if (m_allowUpdate)
{
m_allowUpdate = false;
IPhysicalEntity* pSkipEntity = NULL;
if(parent->GetOwner())
pSkipEntity = parent->GetOwner()->GetPhysics();
const float range = m_lamparams.laser_range[eIGS_ThirdPerson]*dsg1Scale;
// Use the same flags as the AI system uses for visbility.
const int objects = ent_terrain|ent_static|ent_rigid|ent_sleeping_rigid|ent_independent; //ent_living;
const int flags = (geom_colltype_ray << rwi_colltype_bit) | rwi_colltype_any | (10 & rwi_pierceability_mask) | (geom_colltype14 << rwi_colltype_bit);
ray_hit hit;
if (gEnv->pPhysicalWorld->RayWorldIntersection(lamPos, dir*range, objects, flags,
&hit, 1, &pSkipEntity, pSkipEntity ? 1 : 0))
{
laserLength = hit.dist;
m_lastLaserHitPt = hit.pt;
m_lastLaserHitSolid = true;
}
else
{
m_lastLaserHitSolid = false;
m_lastLaserHitPt = lamPos + dir * range;
laserLength = range + 0.1f;
}
// Hit near plane
if (dir.Dot(camera.GetViewdir()) < 0.0f)
{
Plane nearPlane;
nearPlane.SetPlane(camera.GetViewdir(), camera.GetPosition());
nearPlane.d -= camera.GetNearPlane()+0.15f;
Ray ray(lamPos, dir);
Vec3 out;
m_lastLaserHitViewPlane = false;
if (Intersect::Ray_Plane(ray, nearPlane, out))
{
float dist = Distance::Point_Point(lamPos, out);
if (dist < laserLength)
{
laserLength = dist;
m_lastLaserHitPt = out;
m_lastLaserHitSolid = true;
m_lastLaserHitViewPlane = true;
}
}
}
hitPos = m_lastLaserHitPt;
}
else
{
laserLength = Distance::Point_Point(m_lastLaserHitPt, lamPos);
hitPos = lamPos + dir * laserLength;
}
if (m_smoothLaserLength < 0.0f)
m_smoothLaserLength = laserLength;
else
{
if (laserLength < m_smoothLaserLength)
m_smoothLaserLength = laserLength;
else
m_smoothLaserLength += (laserLength - m_smoothLaserLength) * min(1.0f, 10.0f * frameTime);
}
float laserAIRange = 0.0f;
if (m_laserActivated && pLaserEntity)
{
// Orient the laser towards the point point.
Matrix34 parentTMInv;
parentTMInv = pRootEnt->GetWorldTM().GetInverted();
Vec3 localDir = parentTMInv.TransformPoint(hitPos);
float finalLaserLen = localDir.NormalizeSafe();
Matrix33 rot;
rot.SetIdentity();
rot.SetRotationVDir(localDir);
pLaserEntity->SetLocalTM(rot);
laserAIRange = finalLaserLen;
const float assetLength = 2.0f;
finalLaserLen = CLAMP(finalLaserLen,0.01f,m_lamparams.laser_max_len*dsg1Scale);
float scale = finalLaserLen / assetLength;
// Scale the laser based on the distance.
if (m_laserEffectSlot >= 0)
{
Matrix33 scl;
scl.SetIdentity();
scl.SetScale(Vec3(1,scale,1));
pLaserEntity->SetSlotLocalTM(m_laserEffectSlot, scl);
}
if (m_dotEffectSlot >= 0)
{
if (m_lastLaserHitSolid)
{
Matrix34 mt = Matrix34::CreateTranslationMat(Vec3(0,finalLaserLen,0));
if(m_lastLaserHitViewPlane)
mt.Scale(Vec3(0.2f,0.2f,0.2f));
pLaserEntity->SetSlotLocalTM(m_dotEffectSlot, mt);
}
else
{
Matrix34 scaleMatrix;
scaleMatrix.SetIdentity();
scaleMatrix.SetScale(Vec3(0.001f,0.001f,0.001f));
pLaserEntity->SetSlotLocalTM(m_dotEffectSlot, scaleMatrix);
}
}
}
float lightAIRange = 0.0f;
if (m_lightActivated)
{
float range = clamp(m_smoothLaserLength, 0.5f, m_lamparams.light_range[eIGS_ThirdPerson]);
lightAIRange = range * 1.5f;
if (m_lightID[eIGS_ThirdPerson] && m_smoothLaserLength > 0.0f)
{
CItem* pLightEffect = this;
if (IItem *pOwnerItem = m_pItemSystem->GetItem(GetParentId()))
pLightEffect = (CItem *)pOwnerItem;
pLightEffect->SetLightRadius(range, m_lightID[eIGS_ThirdPerson]);
}
}
if (laserAIRange > 0.0001f || lightAIRange > 0.0001f)
UpdateAILightAndLaser(lamPos, dir, lightAIRange, m_lamparams.light_fov[eIGS_ThirdPerson], laserAIRange);
}
//------------------------------------------------------------------
void CLam::UpdateFPLaser(float frameTime, CItem* parent)
{
Vec3 lamPos, dir;
if (m_laserActivated)
AdjustLaserFPDirection(parent,dir,lamPos);
else
{
// Lam Light
lamPos = parent->GetSlotHelperPos(eIGS_FirstPerson,m_laserHelperFP.c_str(),true);
Quat lamRot = Quat(parent->GetSlotHelperRotation(eIGS_FirstPerson,m_laserHelperFP.c_str(),true));
dir = lamRot.GetColumn1();
}
// float len = m_lamparams.laser_range[eIGS_FirstPerson];
dir.Normalize();
const float nearClipPlaneLimit = 10.0f;
Vec3 hitPos(0,0,0);
float laserLength = 0.0f;
float dotScale = 1.0f;
{
IPhysicalEntity* pSkipEntity = NULL;
if(parent->GetOwner())
pSkipEntity = parent->GetOwner()->GetPhysics();
const int objects = ent_all;
const int flags = (geom_colltype_ray << rwi_colltype_bit) | rwi_colltype_any | (10 & rwi_pierceability_mask) | (geom_colltype14 << rwi_colltype_bit);
ray_hit hit;
if (gEnv->pPhysicalWorld->RayWorldIntersection(lamPos, dir*m_lamparams.laser_range[eIGS_FirstPerson], objects,
flags, &hit, 1, &pSkipEntity, pSkipEntity?1:0))
{
//Clamp distance below near clip plane limits, if not dot will be overdrawn during rasterization
if(hit.dist>nearClipPlaneLimit)
{
laserLength = nearClipPlaneLimit;
m_lastLaserHitPt = lamPos + (nearClipPlaneLimit*dir);
}
else
{
laserLength = hit.dist;
m_lastLaserHitPt = hit.pt;
}
m_lastLaserHitSolid = true;
if(parent->GetOwnerActor() && parent->GetOwnerActor()->GetActorParams())
dotScale *= max(0.3f,parent->GetOwnerActor()->GetActorParams()->viewFoVScale);
}
else
{
m_lastLaserHitSolid = false;
m_lastLaserHitPt = lamPos - (dir*3.0f);
laserLength = 3.0f;
}
hitPos = m_lastLaserHitPt;
if(g_pGameCVars->i_debug_projectiles!=0)
gEnv->pRenderer->GetIRenderAuxGeom()->DrawSphere(hitPos, 0.2f, ColorB(255,0,0));
}
if (m_laserActivated && m_dotEffectSlot >= 0)
{
Matrix34 worldMatrix = GetEntity()->GetWorldTM();
if(laserLength<=0.7f)
hitPos = lamPos+(0.7f*dir);
CWeapon* pWep = static_cast<CWeapon*>(parent->GetIWeapon());
if(pWep && pWep->IsWeaponLowered())
{
hitPos = lamPos+(2.0f*dir);
laserLength = 2.0f;
}
if(laserLength<=2.0f)
dotScale *= min(1.0f,(0.35f + ((laserLength-0.7f)*0.5f)));
IEntity* pDotEntity = m_pEntitySystem->GetEntity(m_pLaserEntityId);
if(pDotEntity)
{
Matrix34 finalMatrix = Matrix34::CreateTranslationMat(hitPos-(0.2f*dir));
pDotEntity->SetWorldTM(finalMatrix);
Matrix34 localScale = Matrix34::CreateIdentity();
localScale.SetScale(Vec3(dotScale,dotScale,dotScale));
pDotEntity->SetSlotLocalTM(m_dotEffectSlot,localScale);
}
}
if (m_laserActivated || m_lightActivated)
{
float laserAIRange = m_laserActivated ? laserLength : 0.0f;
float lightAIRange = m_lightActivated ? min(laserLength, m_lamparams.light_range[eIGS_FirstPerson] * 1.5f) : 0.0f;
UpdateAILightAndLaser(lamPos, dir, lightAIRange, m_lamparams.light_fov[eIGS_FirstPerson], laserAIRange);
}
}
//----------------------------------------------------
void CRocketLauncher::UpdateTPLaser(float frameTime)
{
m_lastUpdate -= frameTime;
bool allowUpdate = true;
if(m_lastUpdate<=0.0f)
m_lastUpdate = m_Timeout;
else
allowUpdate = false;
const CCamera& camera = gEnv->pRenderer->GetCamera();
//If character not visible, laser is not correctly updated
if(CActor* pOwner = GetOwnerActor())
{
ICharacterInstance* pCharacter = pOwner->GetEntity()->GetCharacter(0);
if(pCharacter && !pCharacter->IsCharacterVisible())
return;
}
Vec3 offset(-0.06f,0.28f,0.115f); //To match scope position in TP LAW model
Vec3 pos = GetEntity()->GetWorldTM().TransformPoint(offset);
Vec3 dir = GetEntity()->GetWorldRotation().GetColumn1();
Vec3 hitPos(0,0,0);
float laserLength = 0.0f;
if(allowUpdate)
{
IPhysicalEntity* pSkipEntity = NULL;
if(GetOwner())
pSkipEntity = GetOwner()->GetPhysics();
const float range = m_LaserRangeTP;
// Use the same flags as the AI system uses for visibility.
const int objects = ent_terrain|ent_static|ent_rigid|ent_sleeping_rigid|ent_independent; //ent_living;
const int flags = (geom_colltype_ray << rwi_colltype_bit) | rwi_colltype_any | (10 & rwi_pierceability_mask) | (geom_colltype14 << rwi_colltype_bit);
ray_hit hit;
if (gEnv->pPhysicalWorld->RayWorldIntersection(pos, dir*range, objects, flags,
&hit, 1, &pSkipEntity, pSkipEntity ? 1 : 0))
{
laserLength = hit.dist;
m_lastLaserHitPt = hit.pt;
m_lastLaserHitSolid = true;
}
else
{
m_lastLaserHitSolid = false;
m_lastLaserHitPt = pos + dir * range;
laserLength = range + 0.1f;
}
// Hit near plane
if (dir.Dot(camera.GetViewdir()) < 0.0f)
{
Plane nearPlane;
nearPlane.SetPlane(camera.GetViewdir(), camera.GetPosition());
nearPlane.d -= camera.GetNearPlane()+0.15f;
Ray ray(pos, dir);
Vec3 out;
m_lastLaserHitViewPlane = false;
if (Intersect::Ray_Plane(ray, nearPlane, out))
{
float dist = Distance::Point_Point(pos, out);
if (dist < laserLength)
{
laserLength = dist;
m_lastLaserHitPt = out;
m_lastLaserHitSolid = true;
m_lastLaserHitViewPlane = true;
}
}
}
hitPos = m_lastLaserHitPt;
}
else
{
laserLength = Distance::Point_Point(m_lastLaserHitPt, pos);
hitPos = pos + dir * laserLength;
}
if (m_smoothLaserLength < 0.0f)
m_smoothLaserLength = laserLength;
else
{
if (laserLength < m_smoothLaserLength)
m_smoothLaserLength = laserLength;
else
m_smoothLaserLength += (laserLength - m_smoothLaserLength) * min(1.0f, 10.0f * frameTime);
}
const float assetLength = 2.0f;
m_smoothLaserLength = CLAMP(m_smoothLaserLength,0.01f,m_LaserRangeTP);
float scale = m_smoothLaserLength / assetLength;
// Scale the laser based on the distance.
Matrix34 scl;
scl.SetIdentity();
scl.SetScale(Vec3(1,scale,1));
scl.SetTranslation(offset);
GetEntity()->SetSlotLocalTM( eIGS_Aux1, scl);
if (m_dotEffectSlot >= 0)
{
if (m_lastLaserHitSolid)
{
Matrix34 dotMatrix = Matrix34::CreateTranslationMat(Vec3(0,m_smoothLaserLength,0));
dotMatrix.AddTranslation(offset);
if(m_lastLaserHitViewPlane)
dotMatrix.Scale(Vec3(0.2f,0.2f,0.2f));
GetEntity()->SetSlotLocalTM(m_dotEffectSlot,dotMatrix);
}
else
{
Matrix34 scaleMatrix;
scaleMatrix.SetIdentity();
scaleMatrix.SetScale(Vec3(0.001f,0.001f,0.001f));
GetEntity()->SetSlotLocalTM(m_dotEffectSlot, scaleMatrix);
}
}
}
