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//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose: Entity used to highlight laser designation points to clients
//
// $NoKeywords: $
//=============================================================================//
#include "cbase.h"
#include "basetfplayer_shared.h"
#include "tf_obj_manned_plasmagun.h"
#include "env_laserdesignation.h"
#if !defined( CLIENT_DLL )
#include "tf_vehicle_tank.h"
#include "tf_obj_manned_missilelauncher.h"
#endif
extern ConVar weapon_grenade_rocket_track_range_mod;
extern ConVar vehicle_tank_range;
extern ConVar weapon_rocket_launcher_range;
extern ConVar obj_manned_missilelauncher_range_off;
//-----------------------------------------------------------------------------
// Stores a list of all laser designations
//-----------------------------------------------------------------------------
CUtlVector< EHANDLE > CEnvLaserDesignation::m_LaserDesignatorsTeam1;
CUtlVector< EHANDLE > CEnvLaserDesignation::m_LaserDesignatorsTeam2;
IMPLEMENT_NETWORKCLASS_ALIASED( EnvLaserDesignation, DT_EnvLaserDesignation )
BEGIN_NETWORK_TABLE( CEnvLaserDesignation, DT_EnvLaserDesignation )
#if !defined( CLIENT_DLL )
SendPropInt( SENDINFO( m_bActive ), 1, SPROP_UNSIGNED ),
#else
RecvPropInt( RECVINFO( m_bActive ) ),
#endif
END_NETWORK_TABLE()
BEGIN_PREDICTION_DATA( CEnvLaserDesignation )
DEFINE_PRED_FIELD( m_bActive, FIELD_BOOLEAN, FTYPEDESC_INSENDTABLE ),
END_PREDICTION_DATA()
LINK_ENTITY_TO_CLASS( env_laserdesignation, CEnvLaserDesignation );
PRECACHE_REGISTER( env_laserdesignation );
//-----------------------------------------------------------------------------
// Purpose: Create a laser designation
//-----------------------------------------------------------------------------
CEnvLaserDesignation *CEnvLaserDesignation::Create( CBasePlayer *pOwner )
{
CEnvLaserDesignation *pDesignation = (CEnvLaserDesignation*)CreateEntityByName("env_laserdesignation");
pDesignation->Spawn();
pDesignation->SetOwnerEntity( pOwner );
pDesignation->ChangeTeam( pOwner->GetTeamNumber() );
pDesignation->SetActive( false );
return pDesignation;
}
//-----------------------------------------------------------------------------
// Purpose: Create a laser designation
//-----------------------------------------------------------------------------
CEnvLaserDesignation *CEnvLaserDesignation::CreatePredicted( CBasePlayer *pOwner )
{
#if !defined( NO_ENTITY_PREDICTION )
CEnvLaserDesignation *pDesignation = (CEnvLaserDesignation*)CREATE_PREDICTED_ENTITY("env_laserdesignation");
if ( pDesignation )
{
pDesignation->Spawn();
pDesignation->SetOwnerEntity( pOwner );
pDesignation->SetPlayerSimulated( pOwner );
pDesignation->ChangeTeam( pOwner->GetTeamNumber() );
pDesignation->SetActive( false );
}
return pDesignation;
#else
return NULL;
#endif
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
CEnvLaserDesignation::CEnvLaserDesignation( void )
{
m_bActive = -1; // So the first setactive will take effect
m_bPrevActive = false;
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
CEnvLaserDesignation::~CEnvLaserDesignation( void )
{
EHANDLE hLaser;
hLaser = this;
if ( GetTeamNumber() == 1 )
{
m_LaserDesignatorsTeam1.FindAndRemove( hLaser );
}
else if ( GetTeamNumber() == 2 )
{
m_LaserDesignatorsTeam2.FindAndRemove( hLaser );
}
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CEnvLaserDesignation::Spawn( void )
{
SetModel( "models/projectiles/grenade_limpet.mdl" );
SetMoveType( MOVETYPE_NONE );
SetSolid( SOLID_NONE );
SetSize( vec3_origin, vec3_origin );
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CEnvLaserDesignation::ChangeTeam( int iTeamNum )
{
Assert( iTeamNum > 0 && iTeamNum < MAX_TF_TEAMS );
EHANDLE hLaser;
hLaser = this;
if ( iTeamNum == 1 )
{
m_LaserDesignatorsTeam1.AddToTail( hLaser );
}
else if ( iTeamNum == 2 )
{
m_LaserDesignatorsTeam2.AddToTail( hLaser );
}
BaseClass::ChangeTeam( iTeamNum );
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CEnvLaserDesignation::SetActive( bool bActive )
{
if ( bActive == m_bActive )
return;
if ( !bActive )
{
AddEffects( EF_NODRAW );
}
else
{
IncrementInterpolationFrame();
RemoveEffects( EF_NODRAW );
}
#if defined( CLIENT_DLL )
ENTITY_PANEL_ACTIVATE( "laserdesignation", bActive );
#endif
m_bActive = bActive;
}
#if !defined( CLIENT_DLL )
int CEnvLaserDesignation::UpdateTransmitState()
{
return SetTransmitState( FL_EDICT_FULLCHECK );
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
int CEnvLaserDesignation::ShouldTransmit( const CCheckTransmitInfo *pInfo )
{
// Only transmit to players who care about laser designation:
// - Player designating
// - Players in tanks
// - Commandos
CBaseEntity* pRecipientEntity = CBaseEntity::Instance( pInfo->m_pClientEnt );
if ( pRecipientEntity->IsPlayer() )
{
CBaseTFPlayer *pPlayer = (CBaseTFPlayer*)pRecipientEntity;
// Designating player?
if ( pPlayer == GetOwnerEntity() )
return SetTransmitState( FL_EDICT_ALWAYS );
if ( !InSameTeam( pPlayer ) )
return FL_EDICT_DONTSEND;
// In a tank?
if ( pPlayer->IsInAVehicle() )
{
CBaseEntity *pVehicle = pPlayer->GetVehicle()->GetVehicleEnt();
if ( dynamic_cast<CVehicleTank*>(pVehicle) )
{
// Make sure it's within range of the tank's fire
static float flTankRange = 0;
if ( !flTankRange )
{
flTankRange = vehicle_tank_range.GetFloat() * weapon_grenade_rocket_track_range_mod.GetFloat();
flTankRange *= flTankRange;
}
float flDistanceSqr = ( GetAbsOrigin() - pPlayer->GetAbsOrigin() ).LengthSqr();
if ( flDistanceSqr < flTankRange )
return FL_EDICT_ALWAYS;
}
else if ( dynamic_cast<CObjectMannedMissileLauncher*>(pVehicle) )
{
// Make sure it's within range of the manned missile launcher's fire
static float flGunRange = 0;
if ( !flGunRange )
{
flGunRange = obj_manned_missilelauncher_range_off.GetFloat() * weapon_grenade_rocket_track_range_mod.GetFloat();
flGunRange *= flGunRange;
}
float flDistanceSqr = ( GetAbsOrigin() - pPlayer->GetAbsOrigin() ).LengthSqr();
if ( flDistanceSqr < flGunRange )
return FL_EDICT_ALWAYS;
}
}
// Is the player a commando?
if ( pPlayer->PlayerClass() == TFCLASS_COMMANDO )
{
// Make sure it's within range of the commando's rockets
static float flCommandoRange = 0;
if ( !flCommandoRange )
{
flCommandoRange = weapon_rocket_launcher_range.GetFloat() * weapon_grenade_rocket_track_range_mod.GetFloat();
flCommandoRange *= flCommandoRange;
}
float flDistanceSqr = ( GetAbsOrigin() - pPlayer->GetAbsOrigin() ).LengthSqr();
if ( flDistanceSqr < flCommandoRange )
return FL_EDICT_ALWAYS;
}
}
return FL_EDICT_DONTSEND;
}
#endif
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
int CEnvLaserDesignation::GetNumLaserDesignators( int iTeamNumber )
{
Assert( iTeamNumber > 0 && iTeamNumber < MAX_TF_TEAMS );
if ( iTeamNumber == 1 )
return m_LaserDesignatorsTeam1.Count();
return m_LaserDesignatorsTeam2.Count();
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
bool CEnvLaserDesignation::GetLaserDesignation( int iTeamNumber, int iDesignator, Vector *vecOrigin )
{
Assert( iTeamNumber > 0 && iTeamNumber < MAX_TF_TEAMS );
CHandle<CEnvLaserDesignation> hLaser;
if ( iTeamNumber == 1 )
{
Assert( iDesignator < m_LaserDesignatorsTeam1.Count() );
hLaser = m_LaserDesignatorsTeam1[iDesignator];
}
else
{
Assert( iDesignator < m_LaserDesignatorsTeam2.Count() );
hLaser = m_LaserDesignatorsTeam2[iDesignator];
}
// Active?
if ( !hLaser.Get() || !hLaser->IsActive() )
return false;
*vecOrigin = hLaser->GetAbsOrigin();
return true;
}
#if defined( CLIENT_DLL )
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
int CEnvLaserDesignation::DrawModel( int flags )
{
return false;
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : updateType -
//-----------------------------------------------------------------------------
void CEnvLaserDesignation::OnDataChanged( DataUpdateType_t updateType )
{
BaseClass::OnDataChanged( updateType );
if ( m_bActive != m_bPrevActive )
{
ENTITY_PANEL_ACTIVATE( "laserdesignation", m_bActive );
}
m_bPrevActive = m_bActive.Get();
}
//-----------------------------------------------------------------------------
// Add, remove object from the panel
//-----------------------------------------------------------------------------
void CEnvLaserDesignation::SetDormant( bool bDormant )
{
BaseClass::SetDormant( bDormant );
ENTITY_PANEL_ACTIVATE( "laserdesignation", (!bDormant && m_bActive) );
}
#endif
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