void CClientStreamer::OnEnterSector ( CClientStreamSector * pSector )
{
CClientStreamElement * pElement = NULL;
if ( m_pSector )
{
// Grab the unwanted sectors
list < CClientStreamSector * > common, uncommon;
pSector->CompareSurroundings ( m_pSector, &common, &uncommon, true );
// Deactivate the unwanted sectors
CClientStreamSector * pTempSector = NULL;
list < CClientStreamSector * > ::iterator iter = uncommon.begin ();
for ( ; iter != uncommon.end () ; iter++ )
{
pTempSector = *iter;
// Make sure we dont unload our new sector
if ( pTempSector != pSector )
{
if ( pTempSector->IsActivated () )
{
list < CClientStreamElement * > ::iterator iter = pTempSector->Begin ();
for ( ; iter != pTempSector->End () ; iter++ )
{
pElement = *iter;
if ( pElement->IsStreamedIn () )
{
// Add it to our streaming out list
m_ToStreamOut.push_back ( pElement );
}
}
pTempSector->RemoveElements ( &m_ActiveElements );
pTempSector->SetActivated ( false );
}
}
}
// Grab the wanted sectors
m_pSector->CompareSurroundings ( pSector, &common, &uncommon, true );
// Activate the unwanted sectors
iter = uncommon.begin ();
for ( ; iter != uncommon.end () ; iter++ )
{
pTempSector = *iter;
if ( !pTempSector->IsActivated () )
{
pTempSector->AddElements ( &m_ActiveElements );
pTempSector->SetActivated ( true );
}
}
}
m_pSector = pSector;
SetExpDistances ( &m_ActiveElements );
m_ActiveElements.sort ( CompareExpDistance );
}
void CClientStreamer::SetDimension ( unsigned short usDimension )
{
// Different dimension than before?
if ( usDimension != m_usDimension )
{
// Set the new dimension
m_usDimension = usDimension;
// That means all of the currently streamed in elements will have to
// go. Unstream all elements that are streamed in.
CClientStreamElement * pElement = NULL;
list < CClientStreamElement * > ::iterator iter = m_ActiveElements.begin ();
for ( ; iter != m_ActiveElements.end () ; iter++ )
{
pElement = *iter;
if ( pElement->IsStreamedIn () )
{
// Unstream it
m_ToStreamOut.push_back ( pElement );
}
}
}
}
void CClientStreamer::Restream ( bool bMovedFar )
{
// Limit distance stream in/out rate
// Vehicles might have to ignore this to reduce blocking loads elsewhere.
int iMaxOut = 6;
int iMaxIn = 6;
if ( bMovedFar )
{
iMaxOut = 1000;
iMaxIn = 1000;
}
// Do we have any elements waiting to be streamed out?
while ( !m_ToStreamOut.empty () )
{
CClientStreamElement* pElement = m_ToStreamOut.front ();
// Make sure we have no stream-references
if ( pElement->GetTotalStreamReferences () == 0 )
{
// Stream out 1 of them per frame
pElement->InternalStreamOut ();
iMaxOut--;
}
m_ToStreamOut.remove ( pElement );
if ( iMaxOut <= 0 )
break;
}
static std::vector < CClientStreamElement* > ClosestStreamedOutList;
static std::vector < CClientStreamElement* > FurthestStreamedInList;
ClosestStreamedOutList.clear();
FurthestStreamedInList.clear();
bool bReachedLimit = ReachedLimit ();
// Loop through our active elements list (they should be ordered closest to furthest)
list < CClientStreamElement* > ::iterator iter = m_ActiveElements.begin ();
for ( ; iter != m_ActiveElements.end (); iter++ )
{
CClientStreamElement* pElement = *iter;
float fElementDistanceExp = pElement->GetExpDistance ();
// Is this element streamed in?
if ( pElement->IsStreamedIn () )
{
if ( IS_VEHICLE ( pElement ) )
{
CClientVehicle* pVehicle = DynamicCast < CClientVehicle > ( pElement );
if ( pVehicle )
{
if ( pVehicle->GetOccupant ( ) && IS_PLAYER ( pVehicle->GetOccupant ( ) ) )
{
CClientPlayer* pPlayer = DynamicCast < CClientPlayer > ( pVehicle->GetOccupant ( ) );
if ( pPlayer->GetLastPuresyncType ( ) == PURESYNC_TYPE_LIGHTSYNC )
{
// if the last packet was ls he shouldn't be streamed in
m_ToStreamOut.push_back ( pElement );
}
}
// Is this a trailer?
if ( pVehicle->GetTowedByVehicle ( ) != NULL )
{
// Don't stream it out (this is handled by the towing vehicle)
continue;
}
}
}
if ( IS_PLAYER ( pElement ) )
{
CClientPlayer* pPlayer = DynamicCast < CClientPlayer > ( pElement );
if ( pPlayer->GetLastPuresyncType ( ) == PURESYNC_TYPE_LIGHTSYNC )
{
// if the last packet was ls he isn't/shouldn't be streamed in
m_ToStreamOut.push_back ( pElement );
}
}
// Too far away? Use the threshold so we won't flicker load it if it's on the border moving.
if ( fElementDistanceExp > m_fMaxDistanceThreshold )
{
// Unstream it now?
if ( iMaxOut > 0 )
{
// Make sure we have no stream-references
if ( pElement->GetTotalStreamReferences () == 0 )
{
// Stream out now
pElement->InternalStreamOut ();
iMaxOut--;
}
m_ToStreamOut.remove ( pElement );
}
else
{
// or later
m_ToStreamOut.push_back ( pElement );
}
}
else
{
FurthestStreamedInList.push_back( pElement );
}
}
else
{
// Same dimension as us?
if ( pElement->GetDimension () == m_usDimension )
{
// Too far away? Stop here.
if ( fElementDistanceExp > m_fMaxDistanceExp )
continue;
if ( IS_VEHICLE ( pElement ) )
{
CClientVehicle* pVehicle = DynamicCast < CClientVehicle > ( pElement );
if ( pVehicle && pVehicle->GetOccupant ( ) && IS_PLAYER ( pVehicle->GetOccupant ( ) ))
{
CClientPlayer* pPlayer = DynamicCast < CClientPlayer > ( pVehicle->GetOccupant ( ) );
if ( pPlayer->GetLastPuresyncType ( ) == PURESYNC_TYPE_LIGHTSYNC )
{
// if the last packet was ls he isn't streaming in soon.
continue;
}
}
if ( pVehicle && pVehicle->GetTowedByVehicle ( ) )
{
// Streaming in of towed vehicles is done in CClientVehicle::StreamIn by the towing vehicle
continue;
}
}
if ( IS_PLAYER ( pElement ) )
{
CClientPlayer* pPlayer = DynamicCast < CClientPlayer > ( pElement );
if ( pPlayer->GetLastPuresyncType ( ) == PURESYNC_TYPE_LIGHTSYNC )
{
// if the last packet was ls he isn't streaming in soon.
continue;
}
}
// If attached and attached-to is streamed out, don't consider for streaming in
CClientStreamElement* pAttachedTo = DynamicCast< CClientStreamElement >( pElement->GetAttachedTo() );
if ( pAttachedTo && !pAttachedTo->IsStreamedIn() )
{
// ...unless attached to low LOD version
CClientObject* pAttachedToObject = DynamicCast < CClientObject > ( pAttachedTo );
CClientObject* pObject = DynamicCast < CClientObject > ( pElement );
if ( !pObject || !pAttachedToObject || pObject->IsLowLod () == pAttachedToObject->IsLowLod () )
continue;
}
// Not room to stream in more elements?
if ( bReachedLimit )
{
// Add to the list that might be streamed in during the final phase
if ( (int)ClosestStreamedOutList.size() < iMaxIn ) // (only add if there is a chance it will be used)
ClosestStreamedOutList.push_back( pElement );
}
else
{
// Stream in the new element. Don't do it instantly unless moved from far away.
pElement->InternalStreamIn ( bMovedFar );
bReachedLimit = ReachedLimit ();
if ( !bReachedLimit )
{
iMaxIn--;
if ( iMaxIn <= 0 )
break;
}
}
}
}
}
// Complex code of doom:
// ClosestStreamedOutList is {nearest to furthest} list of streamed out elements within streaming distance
// FurthestStreamedInList is {nearest to furthest} list of streamed in elements
if ( bReachedLimit )
{
// Check 'furthest streamed in' against 'closest streamed out' to see if the state can be swapped
int iFurthestStreamedInIndex = FurthestStreamedInList.size() - 1;
uint uiClosestStreamedOutIndex = 0;
for( uint i = 0 ; i < 10 ; i++ )
{
// Check limits for this frame
if ( iMaxIn <= 0 || iMaxOut <= 0 )
break;
// Check indicies are valid
if ( iFurthestStreamedInIndex < 0 )
break;
if ( uiClosestStreamedOutIndex >= ClosestStreamedOutList.size() )
break;
// See if ClosestStreamedOut is nearer than FurthestStreamedIn
CClientStreamElement* pFurthestStreamedIn = FurthestStreamedInList[ iFurthestStreamedInIndex ];
CClientStreamElement* pClosestStreamedOut = ClosestStreamedOutList[ uiClosestStreamedOutIndex ];
if ( pClosestStreamedOut->GetExpDistance () >= pFurthestStreamedIn->GetExpDistance () )
break;
// Stream out FurthestStreamedIn candidate if possible
if ( pFurthestStreamedIn->GetTotalStreamReferences () == 0 )
{
// Stream out now
pFurthestStreamedIn->InternalStreamOut ();
iMaxOut--;
}
m_ToStreamOut.remove ( pFurthestStreamedIn );
iFurthestStreamedInIndex--; // Always advance to the next candidate
// Stream in ClosestStreamedOut candidate if possible
if ( !ReachedLimit () )
{
// Stream in the new element. No need to do it instantly unless moved from far away.
pClosestStreamedOut->InternalStreamIn ( bMovedFar );
iMaxIn--;
uiClosestStreamedOutIndex++;
}
}
}
}
void CNametags::DrawDefault()
{
// Grab the resolution width and height
static float fResWidth = static_cast<float>(g_pCore->GetGraphics()->GetViewportWidth());
static float fResHeight = static_cast<float>(g_pCore->GetGraphics()->GetViewportHeight());
// Got any players that are not local?
if (m_pPlayerManager->Count() <= 1)
return;
list<CClientPlayer*> playerTags;
// Grab the local player
CClientPlayer* pLocalPlayer = m_pPlayerManager->GetLocalPlayer();
if (!pLocalPlayer)
return;
CClientVehicle* pSniperTargetedVehicle = NULL;
CClientPlayer* pSniperTargetedPlayer = NULL;
// Grab our current weapon slot. Use screen center if melee or none
eWeaponSlot eSlot = pLocalPlayer->GetCurrentWeaponSlot();
if (eSlot >= WEAPONSLOT_TYPE_HANDGUN && eSlot <= WEAPONSLOT_TYPE_RIFLE)
{
CVector vecOrigin, vecTarget;
pLocalPlayer->GetShotData(&vecOrigin, &vecTarget);
// Ignore the local player for this
pLocalPlayer->WorldIgnore(true);
// Do the raycast
CColPoint* pColPoint = NULL;
CEntity* pEntity = NULL;
SLineOfSightFlags flags;
flags.bCheckBuildings = true;
flags.bCheckVehicles = true;
flags.bCheckPeds = true;
flags.bCheckObjects = true;
flags.bCheckDummies = true;
flags.bSeeThroughStuff = true;
flags.bIgnoreSomeObjectsForCamera = false;
flags.bShootThroughStuff = true;
g_pGame->GetWorld()->ProcessLineOfSight(&vecOrigin, &vecTarget, &pColPoint, &pEntity, flags);
if (pColPoint)
pColPoint->Destroy();
// Un-ignore the local player
pLocalPlayer->WorldIgnore(false);
// Did we find an entity?
if (pEntity)
{
// Grab the CClientEntity belonging to this game_sa entity
CClientEntity* pClientEntity = reinterpret_cast<CClientEntity*>(pEntity->GetStoredPointer());
if (pClientEntity)
{
// Is it a vehicle? Is it a ped?
eClientEntityType EntityType = pClientEntity->GetType();
switch (EntityType)
{
case CCLIENTVEHICLE:
{
pSniperTargetedVehicle = static_cast<CClientVehicle*>(pClientEntity);
break;
}
case CCLIENTPLAYER:
{
pSniperTargetedPlayer = static_cast<CClientPlayer*>(pClientEntity);
break;
}
default:
break;
}
}
}
}
// Grab the local player vehicle
CClientVehicle* pLocalVehicle = pLocalPlayer->GetOccupiedVehicle();
CVehicle* pLocalGameVehicle = NULL;
if (pLocalVehicle)
pLocalGameVehicle = pLocalVehicle->GetGameVehicle();
CMatrix CameraMatrix;
g_pGame->GetCamera()->GetMatrix(&CameraMatrix);
// Remove collision from our local vehicle (if we have one)
if (pLocalVehicle)
pLocalVehicle->WorldIgnore(true);
// Draw the nametags we need to
CVector vecPlayerPosition;
CClientVehicle* pPlayerVehicle = NULL;
float fDistanceExp;
bool bCollision;
CColPoint* pColPoint = NULL;
CEntity* pGameEntity = NULL;
CClientEntity* pEntity = NULL;
CClientPlayer* pPlayer;
CClientStreamElement* pElement;
list<CClientStreamElement*>::const_iterator iter = m_pPlayerStreamer->ActiveElementsBegin();
for (; iter != m_pPlayerStreamer->ActiveElementsEnd(); ++iter)
{
pElement = *iter;
if (!pElement->IsStreamedIn())
continue;
if (pElement->GetType() != CCLIENTPLAYER)
continue;
pPlayer = static_cast<CClientPlayer*>(pElement);
if (pPlayer->IsLocalPlayer())
continue;
// Get the distance from the camera
pPlayer->GetPosition(vecPlayerPosition);
fDistanceExp = pPlayer->GetExpDistance();
pPlayerVehicle = pPlayer->GetOccupiedVehicle();
// Is he in the same vehicle as the local player?
if ((pSniperTargetedPlayer == pPlayer) || (pSniperTargetedVehicle && pSniperTargetedVehicle == pPlayerVehicle) ||
(pLocalVehicle && pLocalVehicle == pPlayerVehicle) || (fDistanceExp < DEFAULT_VIEW_RANGE_EXP && pPlayer->IsOnScreen()))
{
SLineOfSightFlags flags;
flags.bCheckBuildings = true;
flags.bCheckVehicles = true;
flags.bCheckPeds = false;
flags.bCheckObjects = true;
bCollision = g_pCore->GetGame()->GetWorld()->ProcessLineOfSight(&CameraMatrix.vPos, &vecPlayerPosition, &pColPoint, &pGameEntity, flags);
if (!bCollision || (pGameEntity && pPlayerVehicle && pGameEntity == pPlayerVehicle->GetGameEntity()))
{
pPlayer->SetNametagDistance(sqrt(fDistanceExp));
playerTags.push_front(pPlayer);
}
// Destroy the colpoint
if (pColPoint)
pColPoint->Destroy();
}
}
// Readd collision from our local vehicle (if we have one)
if (pLocalVehicle)
pLocalVehicle->WorldIgnore(false);
// Draw each player's nametag
float fAlphaModifier;
unsigned char ucAlpha;
float fDistance;
list<CClientPlayer*>::iterator iterTags = playerTags.begin();
for (; iterTags != playerTags.end(); ++iterTags)
{
pPlayer = *iterTags;
fDistance = pPlayer->GetNametagDistance();
static float fFullAlphaDistance = 7.0f;
if ((fDistance < fFullAlphaDistance) || (pSniperTargetedPlayer && pSniperTargetedPlayer == pPlayer) ||
(pSniperTargetedVehicle && pSniperTargetedVehicle == pPlayer->GetOccupiedVehicle()))
{
fAlphaModifier = 1.0f;
}
else
{
fAlphaModifier = 1.0f - ((fDistance - fFullAlphaDistance) / (DEFAULT_VIEW_RANGE - fFullAlphaDistance));
}
// Calculate the alpha for the nametag
ucAlpha = static_cast<unsigned char>(180.0f * fAlphaModifier);
// Draw the tag
DrawTagForPlayer(pPlayer, ucAlpha);
}
}
void CNametags::DrawFromAim()
{
unsigned long ulCurrentTime = CClientTime::GetTime();
// Got any players that are not local?
if (m_pPlayerManager->Count() > 1)
{
// Grab the local player
CClientPlayer* pLocalPlayer = m_pPlayerManager->GetLocalPlayer();
if (pLocalPlayer)
{
// Grab the current time and the camera
unsigned long ulCurrentTime = CClientTime::GetTime();
CCamera* pCamera = g_pGame->GetCamera();
// Grab our controller state
CControllerState State;
g_pGame->GetPad()->GetCurrentControllerState(&State);
// Grab our current weapon slot. Use screen center if melee or none
CVector vecStart;
CVector vecTarget;
eWeaponSlot eSlot = pLocalPlayer->GetCurrentWeaponSlot();
if (eSlot == WEAPONSLOT_TYPE_UNARMED || eSlot == WEAPONSLOT_TYPE_MELEE || eSlot == WEAPONSLOT_TYPE_RIFLE || eSlot == WEAPONSLOT_TYPE_THROWN ||
eSlot == WEAPONSLOT_TYPE_SPECIAL || eSlot == WEAPONSLOT_TYPE_GIFT || eSlot == WEAPONSLOT_TYPE_PARACHUTE || eSlot == WEAPONSLOT_TYPE_DETONATOR)
{
// Grab the active cam
CCamera* pCamera = g_pGame->GetCamera();
CCam* pActive = pCamera->GetCam(pCamera->GetActiveCam());
// Grab the camera matrix
CMatrix matCamera;
pCamera->GetMatrix(&matCamera);
vecStart = matCamera.vPos;
// Range
float fRange;
eWeaponType eWeapon = pLocalPlayer->GetCurrentWeaponType();
float fSkill = pLocalPlayer->GetStat(g_pGame->GetStats()->GetSkillStatIndex(eWeapon));
CWeaponStat* pWeaponStat = g_pGame->GetWeaponStatManager()->GetWeaponStatsFromSkillLevel(eWeapon, fSkill);
if (pWeaponStat)
{
fRange = pWeaponStat->GetTargetRange();
}
else
{
fRange = MELEE_VISIBLE_RANGE;
}
// Find the target position
CVector vecFront = *pActive->GetFront();
vecFront.Normalize();
vecTarget = *pActive->GetSource() + vecFront * fRange;
}
else
{
// Grab the weapon and keysync state. If it exists and he holds Target down
CWeapon* pPlayerWeapon = pLocalPlayer->GetWeapon();
if (pPlayerWeapon && State.RightShoulder1)
{
// Grab the gun muzzle position
eWeaponType eWeapon = pLocalPlayer->GetCurrentWeaponType();
float fSkill = pLocalPlayer->GetStat(g_pGame->GetStats()->GetSkillStatIndex(eWeapon));
CWeaponStat* pWeaponStat = g_pGame->GetWeaponStatManager()->GetWeaponStatsFromSkillLevel(eWeapon, fSkill);
CVector vecGunMuzzle = *pWeaponStat->GetFireOffset();
pLocalPlayer->GetTransformedBonePosition(BONE_RIGHTWRIST, vecGunMuzzle);
// Grab the target point
pCamera->Find3rdPersonCamTargetVector(AIM_VISIBLE_RANGE, &vecGunMuzzle, &vecStart, &vecTarget);
}
else
{
// Grab the active cam
CCam* pActive = pCamera->GetCam(pCamera->GetActiveCam());
// Grab the camera matrix
CMatrix matCamera;
pCamera->GetMatrix(&matCamera);
vecStart = matCamera.vPos;
// Find the target position
CVector vecFront = *pActive->GetFront();
vecFront.Normalize();
vecTarget = *pActive->GetSource() + vecFront * MELEE_VISIBLE_RANGE;
}
}
// Ignore the local player for this
pLocalPlayer->WorldIgnore(true);
// Do the raycast
CColPoint* pColPoint = NULL;
CEntity* pEntity = NULL;
SLineOfSightFlags flags;
flags.bCheckBuildings = true;
flags.bCheckVehicles = true;
flags.bCheckPeds = true;
flags.bCheckObjects = true;
flags.bCheckDummies = true;
flags.bSeeThroughStuff = true;
flags.bIgnoreSomeObjectsForCamera = false;
flags.bShootThroughStuff = true;
g_pGame->GetWorld()->ProcessLineOfSight(&vecStart, &vecTarget, &pColPoint, &pEntity, flags);
if (pColPoint)
pColPoint->Destroy();
// Un-ignore the local player
pLocalPlayer->WorldIgnore(false);
// Did we find an entity?
if (pEntity)
{
// Grab the CClientEntity belonging to this game_sa entity
CClientEntity* pClientEntity = reinterpret_cast<CClientEntity*>(pEntity->GetStoredPointer());
if (pClientEntity)
{
// Is it a vehicle? Is it a ped?
eClientEntityType EntityType = pClientEntity->GetType();
if (EntityType == CCLIENTVEHICLE)
{
CClientVehicle* pClientVehicle = static_cast<CClientVehicle*>(pClientEntity);
// Set the current time as the last draw time for all players inside
CClientPed* pPed;
int i;
for (i = 0; i < 8; i++)
{
// Grab this seat's occupant and set its last nametag show time to now
pPed = pClientVehicle->GetOccupant(i);
if (pPed && pPed->GetType() == CCLIENTPLAYER)
{
static_cast<CClientPlayer*>(pPed)->SetLastNametagShow(ulCurrentTime);
}
}
}
else if (EntityType == CCLIENTPLAYER)
{
// Grab the player this entity is
CClientPlayer* pClientPlayer = static_cast<CClientPlayer*>(pClientEntity);
if (pClientPlayer)
{
// Set now as the last time we had the cursor above him
pClientPlayer->SetLastNametagShow(ulCurrentTime);
}
}
}
}
// Grab the local player vehicle
CClientVehicle* pLocalVehicle = pLocalPlayer->GetOccupiedVehicle();
// Draw the nametags we need to
CClientPlayer* pPlayer;
CClientStreamElement* pElement;
list<CClientStreamElement*>::const_iterator iter = m_pPlayerStreamer->ActiveElementsBegin();
for (; iter != m_pPlayerStreamer->ActiveElementsEnd(); ++iter)
{
pElement = *iter;
if (!pElement->IsStreamedIn())
continue;
if (pElement->GetType() != CCLIENTPLAYER)
continue;
pPlayer = static_cast<CClientPlayer*>(pElement);
if (pPlayer->IsLocalPlayer())
continue;
// Is he in the same vehicle as the local player?
if (pLocalVehicle && pPlayer->GetOccupiedVehicle() == pLocalVehicle)
{
pPlayer->SetLastNametagShow(ulCurrentTime);
}
// Can we show this player's nametag
unsigned long ulLastNametagShow = pPlayer->GetLastNametagShow();
if (ulLastNametagShow != 0 && ulCurrentTime <= ulLastNametagShow + NAMETAG_END_FADE_TIME)
{
unsigned long ulLastNametagShow = pPlayer->GetLastNametagShow();
// Calculate the alpha modifier
float fAlphaTimeModifier;
if (ulCurrentTime < ulLastNametagShow + NAMETAG_BEGIN_FADE_TIME)
{
fAlphaTimeModifier = 1.0f;
}
else
{
fAlphaTimeModifier = 1.0f - (ulCurrentTime - ulLastNametagShow - NAMETAG_BEGIN_FADE_TIME) / 1000.0f;
}
// Calculate the alpha for the nametag
unsigned char ucAlpha = static_cast<unsigned char>(180.0f * fAlphaTimeModifier);
// Draw it
DrawTagForPlayer(pPlayer, ucAlpha);
}
}
}
}
}