Team Fortress 2 Source Code as on 22/4/2020
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 

590 lines
14 KiB

//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose:
//
//=============================================================================//
#include "cbase.h"
#include "dod_area_capture.h"
#include "dod_player.h"
#include "dod_gamerules.h"
#include "dod_control_point.h"
#include "dod_team.h"
#include "dod_objective_resource.h"
//-------------------------------------------------------------------
// CAreaCapture
// An area entity that players must remain in in order to active another entity
// Triggers are fired on start of capture, on end of capture and on broken capture
// Can either be capped by both teams at once, or just by one
// Time to capture and number of people required to capture are both passed by the mapper
BEGIN_DATADESC(CAreaCapture)
// Touch functions
DEFINE_FUNCTION( AreaTouch ),
// Think functions
DEFINE_THINKFUNC( Think ),
// Keyfields
DEFINE_KEYFIELD( m_iszCapPointName, FIELD_STRING, "area_cap_point" ),
DEFINE_KEYFIELD( m_nAlliesNumCap, FIELD_INTEGER, "area_allies_numcap" ),
DEFINE_KEYFIELD( m_nAxisNumCap, FIELD_INTEGER, "area_axis_numcap" ),
DEFINE_KEYFIELD( m_flCapTime, FIELD_FLOAT, "area_time_to_cap" ),
DEFINE_KEYFIELD( m_bAlliesCanCap, FIELD_BOOLEAN, "area_allies_cancap" ),
DEFINE_KEYFIELD( m_bAxisCanCap, FIELD_BOOLEAN, "area_axis_cancap" ),
DEFINE_KEYFIELD( m_bDisabled, FIELD_BOOLEAN, "StartDisabled" ),
// Inputs
DEFINE_INPUTFUNC( FIELD_VOID, "Disable", InputDisable ),
DEFINE_INPUTFUNC( FIELD_VOID, "Enable", InputEnable ),
DEFINE_INPUTFUNC( FIELD_VOID, "RoundInit", InputRoundInit ),
// Outputs
DEFINE_OUTPUT( m_AlliesStartOutput, "OnAlliesStartCap" ),
DEFINE_OUTPUT( m_AlliesBreakOutput, "OnAlliesBreakCap" ),
DEFINE_OUTPUT( m_AlliesCapOutput, "OnAlliesEndCap" ),
DEFINE_OUTPUT( m_AxisStartOutput, "OnAxisStartCap" ),
DEFINE_OUTPUT( m_AxisBreakOutput, "OnAxisBreakCap" ),
DEFINE_OUTPUT( m_AxisCapOutput, "OnAxisEndCap" ),
DEFINE_OUTPUT( m_StartOutput, "OnStartCap" ),
DEFINE_OUTPUT( m_BreakOutput, "OnBreakCap" ),
DEFINE_OUTPUT( m_CapOutput, "OnEndCap" ),
// DEFINE_OUTPUT( m_OnStartCap, "OnStartCap" );
// DEFINE_OUTPUT( m_OnBreakCap,
// DEFINE_OUTPUT( m_OnEnterNoObj, "OnEnterNoObj" );
END_DATADESC();
LINK_ENTITY_TO_CLASS( dod_capture_area, CAreaCapture );
void CAreaCapture::Spawn( void )
{
BaseClass::Spawn();
InitTrigger();
Precache();
m_iAreaIndex = -1;
SetTouch ( &CAreaCapture::AreaTouch );
m_bCapturing = false;
m_nCapturingTeam = TEAM_UNASSIGNED;
m_nOwningTeam = TEAM_UNASSIGNED;
m_fTimeRemaining = 0.0f;
SetNextThink( gpGlobals->curtime + AREA_THINK_TIME );
if( m_nAlliesNumCap < 1 )
m_nAlliesNumCap = 1;
if( m_nAxisNumCap < 1 )
m_nAxisNumCap = 1;
m_bDisabled = false;
m_iCapAttemptNumber = 0;
}
void CAreaCapture::Precache( void )
{
}
bool CAreaCapture::KeyValue( const char *szKeyName, const char *szValue )
{
return BaseClass::KeyValue( szKeyName, szValue );
}
//sends to all players at the start of the round
//needed?
void CAreaCapture::area_SetIndex( int index )
{
m_iAreaIndex = index;
}
bool CAreaCapture::IsActive( void )
{
return !m_bDisabled;
}
void CAreaCapture::AreaTouch( CBaseEntity *pOther )
{
//if they are touching, set their SIGNAL flag on, and their m_iCapAreaNum to ours
//then in think do all the scoring
if( !IsActive() )
return;
//Don't cap areas unless the round is running
if( DODGameRules()->State_Get() != STATE_RND_RUNNING || DODGameRules()->IsInWarmup() )
return;
Assert( m_iAreaIndex != -1 );
if( m_pPoint )
{
m_nOwningTeam = m_pPoint->GetOwner();
}
//dont touch for non-alive or non-players
if( !pOther->IsPlayer() )
return;
if( !pOther->IsAlive() )
return;
CDODPlayer *pPlayer = ToDODPlayer(pOther);
ASSERT( pPlayer );
if ( pPlayer->GetTeamNumber() != m_nOwningTeam )
{
bool bAbleToCap = ( pPlayer->GetTeamNumber() == TEAM_ALLIES && m_bAlliesCanCap ) ||
( pPlayer->GetTeamNumber() == TEAM_AXIS && m_bAxisCanCap );
if ( bAbleToCap )
pPlayer->HintMessage( HINT_IN_AREA_CAP );
}
pPlayer->m_signals.Signal( SIGNAL_CAPTUREAREA );
//add them to this area
pPlayer->SetCapAreaIndex( m_iAreaIndex );
if ( m_pPoint )
{
pPlayer->SetCPIndex( m_pPoint->GetPointIndex() );
}
}
/* three ways to be capturing a cap area
* 1) have the required number of people in the area
* 2) have less than the required number on your team, new required num is everyone
* 3) have less than the required number alive, new required is numAlive, but time is lengthened
*/
ConVar dod_simulatemultiplecappers( "dod_simulatemultiplecappers", "1", FCVAR_CHEAT );
void CAreaCapture::Think( void )
{
SetNextThink( gpGlobals->curtime + AREA_THINK_TIME );
if( DODGameRules()->State_Get() != STATE_RND_RUNNING )
{
// If we were being capped, cancel it
if( m_nNumAllies > 0 || m_nNumAxis > 0 )
{
m_nNumAllies = 0;
m_nNumAxis = 0;
SendNumPlayers();
if( m_pPoint )
{
g_pObjectiveResource->SetCappingTeam( m_pPoint->GetPointIndex(), TEAM_UNASSIGNED );
}
}
return;
}
// go through our list of players
int iNumAllies = 0;
int iNumAxis = 0;
CDODPlayer *pFirstAlliedTouching = NULL;
CDODPlayer *pFirstAxisTouching = NULL;
for ( int i = 1; i <= gpGlobals->maxClients; i++ )
{
CBaseEntity *ent = UTIL_PlayerByIndex( i );
if ( ent )
{
CDODPlayer *pPlayer = ToDODPlayer(ent);
//First check if the player is in fact in this area
if ( ( pPlayer->m_signals.GetState() & SIGNAL_CAPTUREAREA ) &&
pPlayer->GetCapAreaIndex() == m_iAreaIndex &&
pPlayer->IsAlive() ) // alive check is kinda unnecessary, but there is some
// case where non-present people are messing up this count
{
if ( pPlayer->GetTeamNumber() == TEAM_ALLIES )
{
if ( iNumAllies == 0 )
pFirstAlliedTouching = pPlayer;
iNumAllies++;
}
else if ( pPlayer->GetTeamNumber() == TEAM_AXIS )
{
if ( iNumAxis == 0 )
pFirstAxisTouching = pPlayer;
iNumAxis++;
}
}
}
}
iNumAllies *= dod_simulatemultiplecappers.GetInt();
iNumAxis *= dod_simulatemultiplecappers.GetInt();
if( iNumAllies != m_nNumAllies || iNumAxis != m_nNumAxis )
{
m_nNumAllies = iNumAllies;
m_nNumAxis = iNumAxis;
SendNumPlayers();
}
// when a player blocks, tell them the cap index and attempt number
// only give successive blocks to them if the attempt number is different
if( m_bCapturing )
{
//its a regular cap
//Subtract some time from the cap
m_fTimeRemaining -= AREA_THINK_TIME;
//if both teams are in the area
if( iNumAllies > 0 && iNumAxis > 0 )
{
// See if anyone gets credit for the block
float flPercentToGo = m_fTimeRemaining / m_flCapTime;
if ( flPercentToGo <= 0.5 && m_pPoint )
{
// find the first player that is not on the capturing team
// they have just broken a cap and should be rewarded
// tell the player the capture attempt number, for checking later
CDODPlayer *pBlockingPlayer = ( m_nCapturingTeam == TEAM_ALLIES ) ? pFirstAxisTouching : pFirstAlliedTouching;
if ( pBlockingPlayer )
{
if ( pBlockingPlayer->GetCapAreaIndex() == m_iAreaIndex &&
pBlockingPlayer->GetLastBlockCapAttempt() == m_iCapAttemptNumber )
{
// this is a repeat block on the same cap, ignore it
NULL;
}
else
{
m_pPoint->CaptureBlocked( pBlockingPlayer );
pBlockingPlayer->StoreCaptureBlock( m_iAreaIndex, m_iCapAttemptNumber );
}
}
}
BreakCapture( false );
return;
}
//if no-one is in the area
if( iNumAllies == 0 && iNumAxis == 0 )
{
BreakCapture( true );
return;
}
if( m_nCapturingTeam == TEAM_ALLIES )
{
if( iNumAllies < m_nAlliesNumCap )
{
BreakCapture( true );
}
}
else if( m_nCapturingTeam == TEAM_AXIS )
{
if( iNumAxis < m_nAxisNumCap )
{
BreakCapture( true );
}
}
//if the cap is done
if( m_fTimeRemaining <= 0 )
{
EndCapture( m_nCapturingTeam );
return; //we're done
}
}
else //not capturing yet
{
bool bStarted = false;
if( iNumAllies > 0 && iNumAxis <= 0 && m_bAlliesCanCap && m_nOwningTeam != TEAM_ALLIES )
{
if( iNumAllies >= m_nAlliesNumCap )
{
m_iCappingRequired = m_nAlliesNumCap;
m_iCappingPlayers = iNumAllies;
StartCapture( TEAM_ALLIES, CAPTURE_NORMAL );
bStarted = true;
}
}
else if( iNumAxis > 0 && iNumAllies <= 0 && m_bAxisCanCap && m_nOwningTeam != TEAM_AXIS )
{
if( iNumAxis >= m_nAxisNumCap )
{
m_iCappingRequired = m_nAxisNumCap;
m_iCappingPlayers = iNumAxis;
StartCapture( TEAM_AXIS, CAPTURE_NORMAL );
bStarted = true;
}
}
}
}
void CAreaCapture::SetOwner( int team )
{
//break any current capturing
BreakCapture( false );
//set the owner to the passed value
m_nOwningTeam = team;
g_pObjectiveResource->SetOwningTeam( m_pPoint->GetPointIndex(), m_nOwningTeam );
}
void CAreaCapture::SendNumPlayers( CBasePlayer *pPlayer )
{
if( !m_pPoint )
return;
int index = m_pPoint->GetPointIndex();
g_pObjectiveResource->SetNumPlayers( index, TEAM_ALLIES, m_nNumAllies );
g_pObjectiveResource->SetNumPlayers( index, TEAM_AXIS, m_nNumAxis );
}
void CAreaCapture::StartCapture( int team, int capmode )
{
int iNumCappers = 0;
//trigger start
if( team == TEAM_ALLIES )
{
m_AlliesStartOutput.FireOutput(this,this);
iNumCappers = m_nAlliesNumCap;
}
else if( team == TEAM_AXIS )
{
m_AxisStartOutput.FireOutput(this,this);
iNumCappers = m_nAxisNumCap;
}
m_StartOutput.FireOutput(this,this);
m_nCapturingTeam = team;
m_fTimeRemaining = m_flCapTime;
m_bCapturing = true;
m_iCapMode = capmode;
if( m_pPoint )
{
//send a message that we're starting to cap this area
g_pObjectiveResource->SetCappingTeam( m_pPoint->GetPointIndex(), m_nCapturingTeam );
}
}
#define MAX_AREA_CAPPERS 9
void CAreaCapture::EndCapture( int team )
{
m_iCapAttemptNumber++;
//do the triggering
if( team == TEAM_ALLIES )
{
m_AlliesCapOutput.FireOutput(this,this);
}
else if( team == TEAM_AXIS )
{
m_AxisCapOutput.FireOutput(this,this);
}
m_CapOutput.FireOutput(this,this);
m_iCappingRequired = 0;
m_iCappingPlayers = 0;
int numcappers = 0;
int cappingplayers[MAX_AREA_CAPPERS];
CDODPlayer *pCappingPlayer = NULL;
CDODTeam *pTeam = GetGlobalDODTeam(team);
if ( pTeam )
{
int iCount = pTeam->GetNumPlayers();
for ( int i=0;i<iCount;i++ )
{
CDODPlayer *pPlayer = ToDODPlayer( pTeam->GetPlayer(i) );
if ( pPlayer )
{
if( ( pPlayer->m_signals.GetState() & SIGNAL_CAPTUREAREA ) &&
pPlayer->GetCapAreaIndex() == m_iAreaIndex &&
pPlayer->IsAlive() )
{
if( pCappingPlayer == NULL )
pCappingPlayer = pPlayer;
if ( numcappers < MAX_AREA_CAPPERS-1 )
{
cappingplayers[numcappers] = pPlayer->entindex();
numcappers++;
}
}
}
}
}
if ( numcappers < MAX_AREA_CAPPERS )
{
cappingplayers[numcappers] = 0; //null terminate :)
}
m_nOwningTeam = team;
m_bCapturing = false;
m_fTimeRemaining = 0.0f;
//there may have been more than one capper, but only report this one.
//he hasnt gotten points yet, and his name will go in the cap string if its needed
//first capper gets name sent and points given by flag.
//other cappers get points manually above, no name in message
//send the player in the cap string
if( m_pPoint )
{
DODGameRules()->CapEvent( CAP_EVENT_FLAG, m_nOwningTeam );
g_pObjectiveResource->SetOwningTeam( m_pPoint->GetPointIndex(), m_nOwningTeam );
m_pPoint->SetOwner( m_nOwningTeam, true, numcappers, cappingplayers );
}
}
void CAreaCapture::BreakCapture( bool bNotEnoughPlayers )
{
if( m_bCapturing )
{
m_iCappingRequired = 0;
m_iCappingPlayers = 0;
if( m_nCapturingTeam == TEAM_ALLIES )
m_AlliesBreakOutput.FireOutput(this,this);
else if( m_nCapturingTeam == TEAM_AXIS )
m_AxisBreakOutput.FireOutput(this,this);
m_BreakOutput.FireOutput(this,this);
m_bCapturing = false;
if( m_pPoint )
{
g_pObjectiveResource->SetCappingTeam( m_pPoint->GetPointIndex(), TEAM_UNASSIGNED );
}
if ( bNotEnoughPlayers )
{
m_iCapAttemptNumber++;
}
}
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CAreaCapture::InputDisable( inputdata_t &inputdata )
{
m_bDisabled = true;
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CAreaCapture::InputEnable( inputdata_t &inputdata )
{
m_bDisabled = false;
}
void CAreaCapture::InputRoundInit( inputdata_t &inputdata )
{
// find the flag we're linked to
if( !m_pPoint )
{
m_pPoint = dynamic_cast<CControlPoint*>( gEntList.FindEntityByName(NULL, STRING(m_iszCapPointName) ) );
if ( m_pPoint )
{
m_pPoint->SetNumCappersRequired( m_nAlliesNumCap, m_nAxisNumCap );
g_pObjectiveResource->SetCPRequiredCappers( m_pPoint->GetPointIndex(), m_nAlliesNumCap, m_nAxisNumCap );
g_pObjectiveResource->SetCPCapTime( m_pPoint->GetPointIndex(), m_flCapTime, m_flCapTime );
}
}
}
//-----------------------------------------------------------------------------
// Purpose: Check if this player's death causes a block
// return FALSE if the player is not in this area
// return TRUE otherwise ( eg player is in area, but his death does not cause break )
//-----------------------------------------------------------------------------
bool CAreaCapture::CheckIfDeathCausesBlock( CDODPlayer *pVictim, CDODPlayer *pKiller )
{
// This shouldn't happen
if ( !pVictim || !pKiller )
{
Assert( !"Why are null players getting here?" );
return false;
}
// make sure this player is in this area
if ( pVictim->GetCapAreaIndex() != m_iAreaIndex )
return false;
// Teamkills shouldn't give a block reward
if ( pVictim->GetTeamNumber() == pKiller->GetTeamNumber() )
return true;
// return if the area is not being capped
if ( !m_bCapturing )
return true;
int iTeam = pVictim->GetTeamNumber();
// return if this player's team is not capping the area
if ( iTeam != m_nCapturingTeam )
return true;
bool bBlocked = false;
if ( m_nCapturingTeam == TEAM_ALLIES )
{
if ( m_nNumAllies-1 < m_nAlliesNumCap )
bBlocked = true;
}
else if ( m_nCapturingTeam == TEAM_AXIS )
{
if ( m_nNumAxis-1 < m_nAxisNumCap )
bBlocked = true;
}
// break early incase we kill multiple people in the same frame
if ( bBlocked )
{
m_pPoint->CaptureBlocked( pKiller );
BreakCapture( false );
}
return true;
}