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game/server/tf/tf_powerup.cpp

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: CTF AmmoPack.
+//
+//=============================================================================//
+#include "cbase.h"
+#include "items.h"
+#include "tf_gamerules.h"
+#include "tf_shareddefs.h"
+#include "tf_player.h"
+#include "tf_team.h"
+#include "engine/IEngineSound.h"
+#include "filesystem.h"
+#include "tf_powerup.h"
+#include "bot/tf_bot.h"
+
+//=============================================================================
+float PackRatios[POWERUP_SIZES] =
+{
+	0.2,	// SMALL
+	0.5,	// MEDIUM
+	1.0,	// FULL
+};
+
+//=============================================================================
+//
+// CTF Powerup tables.
+//
+
+BEGIN_DATADESC( CTFPowerup )
+
+	// Keyfields.
+	DEFINE_KEYFIELD( m_bDisabled, FIELD_BOOLEAN, "StartDisabled" ),
+	DEFINE_KEYFIELD( m_iszModel, FIELD_STRING, "powerup_model" ),
+	DEFINE_KEYFIELD( m_bAutoMaterialize, FIELD_BOOLEAN, "AutoMaterialize" ),
+
+	// Inputs.
+	DEFINE_INPUTFUNC( FIELD_VOID, "Enable", InputEnable ),
+	DEFINE_INPUTFUNC( FIELD_VOID, "Disable", InputDisable ),
+	DEFINE_INPUTFUNC( FIELD_VOID, "Toggle", InputToggle ),
+
+	// Outputs.
+
+END_DATADESC();
+
+//=============================================================================
+//
+// CTF Powerup functions.
+//
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+CTFPowerup::CTFPowerup()
+{
+	m_bDisabled = false;
+	m_bRespawning = false;
+	m_bAutoMaterialize = true;
+
+	m_iszModel = NULL_STRING;
+
+	m_flThrowerTouchTime = -1;
+
+	UseClientSideAnimation();
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CTFPowerup::Spawn( void )
+{
+	Precache();
+	SetModel( GetPowerupModel() );
+
+	BaseClass::Spawn();
+
+	BaseClass::SetOriginalSpawnOrigin( GetAbsOrigin() );
+	BaseClass::SetOriginalSpawnAngles( GetAbsAngles() );
+
+	VPhysicsDestroyObject();
+	SetMoveType( MOVETYPE_NONE );
+	SetSolidFlags( FSOLID_NOT_SOLID | FSOLID_TRIGGER );
+
+	if ( m_bDisabled )
+	{
+		SetDisabled( true );
+	}
+
+	m_bRespawning = false;
+
+	ResetSequence( LookupSequence("idle") );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CTFPowerup::Precache()
+{
+	PrecacheModel( GetPowerupModel() );
+	BaseClass::Precache();
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+CBaseEntity* CTFPowerup::Respawn( void )
+{
+	m_bRespawning = true;
+	CBaseEntity *pReturn = BaseClass::Respawn();
+
+	// Override the respawn time
+	SetNextThink( gpGlobals->curtime + GetRespawnDelay() );
+
+	return pReturn;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CTFPowerup::Materialize( void )
+{
+	if ( !m_bAutoMaterialize )
+	{
+		return;
+	}
+
+	Materialize_Internal();
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CTFPowerup::Materialize_Internal( void )
+{
+	if ( !m_bDisabled && IsEffectActive( EF_NODRAW ) )
+	{
+		// changing from invisible state to visible.
+		EmitSound( "Item.Materialize" );
+		RemoveEffects( EF_NODRAW );
+	}
+
+	m_bRespawning = false;
+	SetTouch( &CItem::ItemTouch );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+bool CTFPowerup::ValidTouch( CBasePlayer *pPlayer )
+{
+	// Is the item enabled?
+	if ( IsDisabled() )
+	{
+		return false;
+	}
+
+	// Only touch a live player.
+	if ( !pPlayer || !pPlayer->IsPlayer() || !pPlayer->IsAlive() )
+	{
+		return false;
+	}
+
+	// Team number and does it match?
+	int iTeam = GetTeamNumber();
+	if ( iTeam && ( pPlayer->GetTeamNumber() != iTeam ) )
+	{
+		return false;
+	}
+
+	// enemies in mann vs machine can't pick up any powerups
+	if ( TFGameRules()->IsMannVsMachineMode() && pPlayer->GetTeamNumber() == TF_TEAM_PVE_INVADERS )
+	{
+		return false;
+	}
+
+	return true;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+bool CTFPowerup::MyTouch( CBasePlayer *pPlayer )
+{
+	return false;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose:
+//-----------------------------------------------------------------------------
+void CTFPowerup::DropSingleInstance( Vector &vecLaunchVel, CBaseCombatCharacter *pThrower, float flThrowerTouchDelay, float flResetTime /*= 0.1f*/ )
+{
+//	SetSize( Vector(-8,-8,-8), Vector(8,8,8) );
+	SetMoveType( MOVETYPE_FLYGRAVITY, MOVECOLLIDE_FLY_BOUNCE );
+	SetAbsVelocity( vecLaunchVel );	
+	SetSolid( SOLID_BBOX );
+	if ( flResetTime )
+	{
+		ActivateWhenAtRest( flResetTime );
+	}
+
+	m_bThrownSingleInstance = true;
+	AddSpawnFlags( SF_NORESPAWN );
+
+	SetOwnerEntity( pThrower );
+	m_flThrowerTouchTime = gpGlobals->curtime + flThrowerTouchDelay;
+
+	// Remove ourselves after some time
+	SetContextThink( &CBaseEntity::SUB_Remove, gpGlobals->curtime + GetLifeTime(), "PowerupRemoveThink" );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose:
+//-----------------------------------------------------------------------------
+void CTFPowerup::InputEnable( inputdata_t &inputdata )
+{
+	SetDisabled( false );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose:
+//-----------------------------------------------------------------------------
+void CTFPowerup::InputDisable( inputdata_t &inputdata )
+{
+	SetDisabled( true );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose:
+//-----------------------------------------------------------------------------
+bool CTFPowerup::IsDisabled( void )
+{
+	return m_bDisabled;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose:
+//-----------------------------------------------------------------------------
+void CTFPowerup::InputToggle( inputdata_t &inputdata )
+{
+	if ( m_bDisabled )
+	{
+		SetDisabled( false );
+	}
+	else
+	{
+		SetDisabled( true );
+	}
+}
+
+//-----------------------------------------------------------------------------
+// Purpose:
+//-----------------------------------------------------------------------------
+void CTFPowerup::SetDisabled( bool bDisabled )
+{
+	m_bDisabled = bDisabled;
+
+	if ( bDisabled )
+	{
+		AddEffects( EF_NODRAW );
+	}
+	else
+	{
+		// only turn it back on if we're not in the middle of respawning
+		if ( !m_bRespawning )
+		{
+            RemoveEffects( EF_NODRAW );
+		}
+		else if ( !m_bAutoMaterialize )
+		{
+			// We wait for a set-enabled to re-materialize if we were 
+			// set to not auto-materialize
+			Materialize_Internal();
+		}
+	}
+}
+
+//-----------------------------------------------------------------------------
+// Purpose:
+//-----------------------------------------------------------------------------
+const char *CTFPowerup::GetPowerupModel( void )
+{
+	if ( m_iszModel != NULL_STRING )
+	{
+		if ( g_pFullFileSystem->FileExists( STRING( m_iszModel ), "GAME" ) )
+		{
+			return ( STRING( m_iszModel ) );
+		}
+	}
+
+	return GetDefaultPowerupModel();
+}
+
+//-----------------------------------------------------------------------------
+// Purpose:
+//-----------------------------------------------------------------------------
+bool CTFPowerup::ItemCanBeTouchedByPlayer( CBasePlayer *pPlayer )
+{
+	if ( pPlayer == GetOwnerEntity() )
+	{
+		if ( ( m_flThrowerTouchTime > 0 ) && ( gpGlobals->curtime < m_flThrowerTouchTime ) )
+		{
+			return false;
+		}
+	}
+
+	return BaseClass::ItemCanBeTouchedByPlayer( pPlayer );
+}