1 files changed, 573 insertions, 0 deletions
diff --git a/game/server/hl1/hl1_weapon_tripmine.cpp b/game/server/hl1/hl1_weapon_tripmine.cpp
new file mode 100644
index 0000000..8818cf7
--- /dev/null
+++ b/game/server/hl1/hl1_weapon_tripmine.cpp
@@ -0,0 +1,573 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose:		Tripmine
+//
+// $NoKeywords: $
+//=============================================================================//
+
+#include "cbase.h"
+#include "npcevent.h"
+#include "hl1_basecombatweapon_shared.h"
+#include "basecombatcharacter.h"
+#include "ai_basenpc.h"
+#include "player.h"
+#include "gamerules.h"
+#include "in_buttons.h"
+#include "soundent.h"
+#include "game.h"
+#include "vstdlib/random.h"
+#include "engine/IEngineSound.h"
+#include "hl1_player.h"
+#include "hl1_basegrenade.h"
+#include "beam_shared.h"
+
+extern ConVar sk_plr_dmg_tripmine;
+
+
+//-----------------------------------------------------------------------------
+// CWeaponTripMine
+//-----------------------------------------------------------------------------
+
+
+#define TRIPMINE_MODEL "models/w_tripmine.mdl"
+
+
+class CWeaponTripMine : public CBaseHL1CombatWeapon
+{
+	DECLARE_CLASS( CWeaponTripMine, CBaseHL1CombatWeapon );
+public:
+
+	CWeaponTripMine( void );
+
+	void	Spawn( void );
+	void	Precache( void );
+	void	Equip( CBaseCombatCharacter *pOwner );
+	void	PrimaryAttack( void );
+	void	WeaponIdle( void );
+	bool	Holster( CBaseCombatWeapon *pSwitchingTo = NULL );
+
+	DECLARE_SERVERCLASS();
+	DECLARE_DATADESC();
+
+private:
+	int		m_iGroundIndex;
+	int		m_iPickedUpIndex;
+};
+
+LINK_ENTITY_TO_CLASS( weapon_tripmine, CWeaponTripMine );
+
+PRECACHE_WEAPON_REGISTER( weapon_tripmine );
+
+IMPLEMENT_SERVERCLASS_ST( CWeaponTripMine, DT_WeaponTripMine )
+END_SEND_TABLE()
+
+BEGIN_DATADESC( CWeaponTripMine )
+END_DATADESC()
+
+//-----------------------------------------------------------------------------
+// Purpose: Constructor
+//-----------------------------------------------------------------------------
+CWeaponTripMine::CWeaponTripMine( void )
+{
+	m_bReloadsSingly	= false;
+	m_bFiresUnderwater	= true;
+}
+
+void CWeaponTripMine::Spawn( void )
+{
+	BaseClass::Spawn();
+
+	m_iWorldModelIndex = m_iGroundIndex;
+	SetModel( TRIPMINE_MODEL );
+
+	SetActivity( ACT_TRIPMINE_GROUND );
+	ResetSequenceInfo( );
+	m_flPlaybackRate = 0;
+
+	if ( !g_pGameRules->IsDeathmatch() )
+	{
+		UTIL_SetSize( this, Vector(-16, -16, 0), Vector(16, 16, 28) ); 
+	}
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CWeaponTripMine::Precache( void )
+{
+	BaseClass::Precache();
+
+	m_iGroundIndex		= PrecacheModel( TRIPMINE_MODEL );
+	m_iPickedUpIndex	= PrecacheModel( GetWorldModel() );
+
+	UTIL_PrecacheOther( "monster_tripmine" );
+}
+
+void CWeaponTripMine::Equip( CBaseCombatCharacter *pOwner )
+{
+	m_iWorldModelIndex = m_iPickedUpIndex;
+
+	BaseClass::Equip( pOwner );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose:
+//-----------------------------------------------------------------------------
+void CWeaponTripMine::PrimaryAttack( void )
+{
+	CHL1_Player *pPlayer = ToHL1Player( GetOwner() );
+	if ( !pPlayer )
+	{
+		return;
+	}
+
+	if ( pPlayer->GetAmmoCount( m_iPrimaryAmmoType ) <= 0 )
+		return;
+
+	Vector vecAiming	= pPlayer->GetAutoaimVector( 0 );
+	Vector vecSrc		= pPlayer->Weapon_ShootPosition( );
+
+	trace_t tr;
+
+	UTIL_TraceLine( vecSrc, vecSrc + vecAiming * 64, MASK_SHOT, pPlayer, COLLISION_GROUP_NONE, &tr );
+
+	if ( tr.fraction < 1.0 )
+	{
+		CBaseEntity *pEntity = tr.m_pEnt;
+		if ( pEntity && !( pEntity->GetFlags() & FL_CONVEYOR ) )
+		{
+			QAngle angles;
+			VectorAngles( tr.plane.normal, angles );
+
+			CBaseEntity::Create( "monster_tripmine", tr.endpos + tr.plane.normal * 2, angles, pPlayer );
+
+			pPlayer->RemoveAmmo( 1, m_iPrimaryAmmoType );
+
+			pPlayer->SetAnimation( PLAYER_ATTACK1 );
+			
+			if ( pPlayer->GetAmmoCount( m_iPrimaryAmmoType ) <= 0 )
+			{
+				if ( !pPlayer->SwitchToNextBestWeapon( pPlayer->GetActiveWeapon() ) )
+					Holster();
+			}
+			else
+			{
+				SendWeaponAnim( ACT_VM_DRAW );
+				SetWeaponIdleTime( gpGlobals->curtime + random->RandomFloat( 10, 15 ) );
+			}
+
+			m_flNextPrimaryAttack = gpGlobals->curtime + 0.5;
+			
+			SetWeaponIdleTime( gpGlobals->curtime ); // MO curtime correct ?
+		}
+	}
+	else
+	{
+		SetWeaponIdleTime( m_flTimeWeaponIdle = gpGlobals->curtime + random->RandomFloat( 10, 15 ) );
+	}
+}
+
+void CWeaponTripMine::WeaponIdle( void )
+{
+	CBasePlayer *pPlayer = ToBasePlayer( GetOwner() );
+
+	if ( !pPlayer )
+	{
+		return;
+	}
+
+	if ( !HasWeaponIdleTimeElapsed() )
+		return;
+
+	int iAnim;
+
+	if ( random->RandomFloat( 0, 1 ) <= 0.75 )
+	{
+		iAnim = ACT_VM_IDLE;
+	}
+	else
+	{
+		iAnim = ACT_VM_FIDGET;
+	}
+
+	SendWeaponAnim( iAnim );
+}
+
+bool CWeaponTripMine::Holster( CBaseCombatWeapon *pSwitchingTo )
+{
+	CBasePlayer *pPlayer = ToBasePlayer( GetOwner() );
+	if ( !pPlayer )
+	{
+		return false;
+	}
+
+	if ( !BaseClass::Holster( pSwitchingTo ) )
+	{
+		return false;
+	}
+
+	if ( pPlayer->GetAmmoCount( m_iPrimaryAmmoType ) <= 0 )
+	{
+		SetThink( &CWeaponTripMine::DestroyItem );
+		SetNextThink( gpGlobals->curtime + 0.1 );
+	}
+
+	pPlayer->SetNextAttack( gpGlobals->curtime + 0.5 );
+
+	return true;
+}
+
+
+//-----------------------------------------------------------------------------
+// CTripmineGrenade
+//-----------------------------------------------------------------------------
+
+#define TRIPMINE_BEAM_SPRITE "sprites/laserbeam.vmt"
+
+class CTripmineGrenade : public CHL1BaseGrenade
+{
+	DECLARE_CLASS( CTripmineGrenade, CHL1BaseGrenade );
+public:
+	CTripmineGrenade();
+	void		Spawn( void );
+	void		Precache( void );
+
+	int			OnTakeDamage_Alive( const CTakeDamageInfo &info );
+	
+	void		WarningThink( void );
+	void		PowerupThink( void );
+	void		BeamBreakThink( void );
+	void		DelayDeathThink( void );
+	void		Event_Killed( const CTakeDamageInfo &info );
+
+	DECLARE_DATADESC();
+
+private:
+	void			MakeBeam( void );
+	void			KillBeam( void );
+
+private:
+	float					m_flPowerUp;
+	Vector					m_vecDir;
+	Vector					m_vecEnd;
+	float					m_flBeamLength;
+
+	CHandle<CBaseEntity>	m_hRealOwner;
+	CHandle<CBeam>			m_hBeam;
+
+	CHandle<CBaseEntity>	m_hStuckOn;
+	Vector					m_posStuckOn;
+	QAngle					m_angStuckOn;
+
+	int						m_iLaserModel;
+};
+
+LINK_ENTITY_TO_CLASS( monster_tripmine, CTripmineGrenade );
+
+BEGIN_DATADESC( CTripmineGrenade )
+	DEFINE_FIELD( m_flPowerUp,	FIELD_TIME ),
+	DEFINE_FIELD( m_vecDir,		FIELD_VECTOR ),
+	DEFINE_FIELD( m_vecEnd,		FIELD_POSITION_VECTOR ),
+	DEFINE_FIELD( m_flBeamLength, FIELD_FLOAT ),
+//	DEFINE_FIELD( m_hBeam,		FIELD_EHANDLE ),
+	DEFINE_FIELD( m_hRealOwner,	FIELD_EHANDLE ),
+	DEFINE_FIELD( m_hStuckOn,	FIELD_EHANDLE ),
+	DEFINE_FIELD( m_posStuckOn,	FIELD_POSITION_VECTOR ),
+	DEFINE_FIELD( m_angStuckOn,	FIELD_VECTOR ),
+	//DEFINE_FIELD( m_iLaserModel, FIELD_INTEGER ),
+
+	// Function Pointers
+	DEFINE_THINKFUNC( WarningThink ),
+	DEFINE_THINKFUNC( PowerupThink ),
+	DEFINE_THINKFUNC( BeamBreakThink ),
+	DEFINE_THINKFUNC( DelayDeathThink ),
+END_DATADESC()
+
+
+CTripmineGrenade::CTripmineGrenade()
+{
+	m_vecDir.Init();
+	m_vecEnd.Init();
+}
+
+void CTripmineGrenade::Spawn( void )
+{
+	Precache( );
+	// motor
+	SetMoveType( MOVETYPE_FLY );
+	SetSolid( SOLID_BBOX );
+	AddSolidFlags( FSOLID_NOT_SOLID );
+	SetModel( TRIPMINE_MODEL );
+
+	// Don't collide with the player (the beam will still be tripped by one, however)
+	SetCollisionGroup( COLLISION_GROUP_WEAPON );
+
+	SetCycle( 0 );
+	SetSequence( SelectWeightedSequence( ACT_TRIPMINE_WORLD ) );
+	ResetSequenceInfo();
+	m_flPlaybackRate = 0;
+	
+	UTIL_SetSize( this, Vector( -8, -8, -8), Vector(8, 8, 8) );
+
+	m_flDamage	= sk_plr_dmg_tripmine.GetFloat();
+	m_DmgRadius	= m_flDamage * 2.5;
+
+	if ( m_spawnflags & 1 )
+	{
+		// power up quickly
+		m_flPowerUp = gpGlobals->curtime + 1.0;
+	}
+	else
+	{
+		// power up in 2.5 seconds
+		m_flPowerUp = gpGlobals->curtime + 2.5;
+	}
+	
+	SetThink( &CTripmineGrenade::PowerupThink );
+	SetNextThink( gpGlobals->curtime + 0.2 );
+
+	m_takedamage = DAMAGE_YES;
+
+	m_iHealth = 1;
+
+	if ( GetOwnerEntity() != NULL )
+	{
+		// play deploy sound
+		EmitSound( "TripmineGrenade.Deploy" );
+		EmitSound( "TripmineGrenade.Charge" );
+
+		m_hRealOwner = GetOwnerEntity();
+	}
+	AngleVectors( GetAbsAngles(), &m_vecDir );
+	m_vecEnd = GetAbsOrigin() + m_vecDir * MAX_TRACE_LENGTH;
+}
+
+
+void CTripmineGrenade::Precache( void )
+{
+	PrecacheModel( TRIPMINE_MODEL ); 
+	m_iLaserModel = PrecacheModel( TRIPMINE_BEAM_SPRITE );
+
+	PrecacheScriptSound( "TripmineGrenade.Deploy" );
+	PrecacheScriptSound( "TripmineGrenade.Charge" );
+	PrecacheScriptSound( "TripmineGrenade.Activate" );
+
+}
+
+
+void CTripmineGrenade::WarningThink( void  )
+{
+	// set to power up
+	SetThink( &CTripmineGrenade::PowerupThink );
+	SetNextThink( gpGlobals->curtime + 1.0f );
+}
+
+
+void CTripmineGrenade::PowerupThink( void  )
+{
+	if ( m_hStuckOn == NULL )
+	{
+		trace_t tr;
+		CBaseEntity *pOldOwner = GetOwnerEntity();
+
+		// don't explode if the player is standing in front of the laser
+		UTIL_TraceLine( GetAbsOrigin(), GetAbsOrigin() + m_vecDir * 32, MASK_SHOT, NULL, COLLISION_GROUP_NONE, &tr );
+
+		if( tr.m_pEnt && pOldOwner &&
+			( tr.m_pEnt == pOldOwner ) && pOldOwner->IsPlayer() )
+		{
+			m_flPowerUp += 0.1;	//delay the arming
+			SetNextThink( gpGlobals->curtime + 0.1f );
+			return;
+		}
+
+		// find out what we've been stuck on		
+		SetOwnerEntity( NULL );
+		
+		UTIL_TraceLine( GetAbsOrigin() + m_vecDir * 8, GetAbsOrigin() - m_vecDir * 32, MASK_SHOT, pOldOwner, COLLISION_GROUP_NONE, &tr );
+
+		if ( tr.startsolid )
+		{
+			SetOwnerEntity( pOldOwner );
+			m_flPowerUp += 0.1;
+			SetNextThink( gpGlobals->curtime + 0.1f );
+			return;
+		}
+		if ( tr.fraction < 1.0 )
+		{
+			SetOwnerEntity( tr.m_pEnt );
+			m_hStuckOn		= tr.m_pEnt;
+			m_posStuckOn	= m_hStuckOn->GetAbsOrigin();
+			m_angStuckOn	= m_hStuckOn->GetAbsAngles();
+		}
+		else
+		{
+			// somehow we've been deployed on nothing, or something that was there, but now isn't.
+			// remove ourselves
+
+			StopSound( "TripmineGrenade.Deploy" );
+			StopSound( "TripmineGrenade.Charge" );
+			SetThink( &CBaseEntity::SUB_Remove );
+			SetNextThink( gpGlobals->curtime + 0.1f );
+//			ALERT( at_console, "WARNING:Tripmine at %.0f, %.0f, %.0f removed\n", pev->origin.x, pev->origin.y, pev->origin.z );
+			KillBeam();
+			return;
+		}
+	}
+	else if ( (m_posStuckOn != m_hStuckOn->GetAbsOrigin()) || (m_angStuckOn != m_hStuckOn->GetAbsAngles()) )
+	{
+		// what we were stuck on has moved, or rotated. Create a tripmine weapon and drop to ground
+
+		StopSound( "TripmineGrenade.Deploy" );
+		StopSound( "TripmineGrenade.Charge" );
+		CBaseEntity *pMine = Create( "weapon_tripmine", GetAbsOrigin() + m_vecDir * 24, GetAbsAngles() );
+		pMine->AddSpawnFlags( SF_NORESPAWN );
+
+		SetThink( &CBaseEntity::SUB_Remove );
+		SetNextThink( gpGlobals->curtime + 0.1f );
+		KillBeam();
+		return;
+	}
+
+	if ( gpGlobals->curtime > m_flPowerUp )
+	{
+		MakeBeam( );
+		RemoveSolidFlags( FSOLID_NOT_SOLID );
+
+		m_bIsLive = true;
+
+		// play enabled sound
+		EmitSound( "TripmineGrenade.Activate" );
+	}
+
+	SetNextThink( gpGlobals->curtime + 0.1f );
+}
+
+
+void CTripmineGrenade::KillBeam( void )
+{
+	if ( m_hBeam )
+	{
+		UTIL_Remove( m_hBeam );
+		m_hBeam = NULL;
+	}
+}
+
+
+void CTripmineGrenade::MakeBeam( void )
+{
+	trace_t tr;
+
+	UTIL_TraceLine( GetAbsOrigin(), m_vecEnd, MASK_SHOT, this, COLLISION_GROUP_NONE, &tr );
+
+	m_flBeamLength = tr.fraction;
+
+	// set to follow laser spot
+	SetThink( &CTripmineGrenade::BeamBreakThink );
+
+	SetNextThink( gpGlobals->curtime + 1.0f );
+
+	Vector vecTmpEnd = GetAbsOrigin() + m_vecDir * MAX_TRACE_LENGTH * m_flBeamLength;
+
+	m_hBeam = CBeam::BeamCreate( TRIPMINE_BEAM_SPRITE, 1.0 );
+	m_hBeam->PointEntInit( vecTmpEnd, this );
+	m_hBeam->SetColor( 0, 214, 198 );
+	m_hBeam->SetScrollRate( 25.5 );
+	m_hBeam->SetBrightness( 64 );
+	m_hBeam->AddSpawnFlags( SF_BEAM_TEMPORARY );	// so it won't save and come back to haunt us later..
+}
+
+
+void CTripmineGrenade::BeamBreakThink( void  )
+{
+	bool bBlowup = false;
+	trace_t tr;
+
+	// NOT MASK_SHOT because we want only simple hit boxes
+	UTIL_TraceLine( GetAbsOrigin(), m_vecEnd, MASK_SOLID, this, COLLISION_GROUP_NONE, &tr );
+
+	// ALERT( at_console, "%f : %f\n", tr.flFraction, m_flBeamLength );
+
+	// respawn detect. 
+	if ( !m_hBeam )
+	{
+		MakeBeam();
+
+		trace_t stuckOnTrace;
+		Vector forward;
+		GetVectors( &forward, NULL, NULL );
+
+		UTIL_TraceLine( GetAbsOrigin(), GetAbsOrigin() - forward * 12.0f, MASK_SOLID, this, COLLISION_GROUP_NONE, &stuckOnTrace );
+
+		if ( stuckOnTrace.m_pEnt )
+		{
+			m_hStuckOn = stuckOnTrace.m_pEnt;	// reset stuck on ent too
+		}
+	}
+
+	CBaseEntity *pEntity = tr.m_pEnt;
+	CBaseCombatCharacter *pBCC  = ToBaseCombatCharacter( pEntity );
+
+	if ( pBCC || fabs( m_flBeamLength - tr.fraction ) > 0.001 )
+	{
+		bBlowup = true;
+	}
+	else
+	{
+		if ( m_hStuckOn == NULL )
+			bBlowup = true;
+		else if ( m_posStuckOn != m_hStuckOn->GetAbsOrigin() )
+			bBlowup = true;
+		else if ( m_angStuckOn != m_hStuckOn->GetAbsAngles() )
+			bBlowup = true;
+	}
+
+	if ( bBlowup )
+	{
+		SetOwnerEntity( m_hRealOwner );
+		m_iHealth = 0;
+		Event_Killed( CTakeDamageInfo( this, m_hRealOwner, 100, GIB_NORMAL ) );
+		return;
+	}
+
+	SetNextThink( gpGlobals->curtime + 0.1 );
+}
+/*
+int CTripmineGrenade::OnTakeDamage_Alive( const CTakeDamageInfo &info )
+{
+	if (gpGlobals->curtime < m_flPowerUp && info.GetDamage() < m_iHealth)
+	{
+		// disable
+		// Create( "weapon_tripmine", GetLocalOrigin() + m_vecDir * 24, GetAngles() );
+		SetThink( &CBaseEntity::SUB_Remove );
+		SetNextThink( gpGlobals->curtime + 0.1f );
+		KillBeam();
+		return 0;
+	}
+	return BaseClass::OnTakeDamage_Alive( info );
+}*/
+
+void CTripmineGrenade::Event_Killed( const CTakeDamageInfo &info )
+{
+	m_takedamage = DAMAGE_NO;
+
+	if ( info.GetAttacker() && ( info.GetAttacker()->GetFlags() & FL_CLIENT ) )
+	{
+		// some client has destroyed this mine, he'll get credit for any kills
+		SetOwnerEntity( info.GetAttacker() );
+	}
+
+	SetThink( &CTripmineGrenade::DelayDeathThink );
+	SetNextThink( gpGlobals->curtime + random->RandomFloat( 0.1, 0.3 ) );
+
+	StopSound( "TripmineGrenade.Charge" );
+}
+
+void CTripmineGrenade::DelayDeathThink( void )
+{
+	KillBeam();
+	trace_t tr;
+	UTIL_TraceLine ( GetAbsOrigin() + m_vecDir * 8, GetAbsOrigin() - m_vecDir * 64,  MASK_SOLID, this, COLLISION_GROUP_NONE, & tr);
+
+	Explode( &tr, DMG_BLAST );
+}