1

game/shared/tf2/weapon_infiltrator.cpp

@@ -0,0 +1,150 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose:			The Infiltrator's Weapon
+//
+// $NoKeywords: $
+//=============================================================================//
+
+#include "cbase.h"
+#include "tf_player.h"
+#include "tf_defines.h"
+#include "in_buttons.h"
+#include "weapon_infiltrator.h"
+#include "gamerules.h"
+#include "ammodef.h"
+
+#define INFILTRATOR_STAB_RANGE 64.0f
+
+// Damage CVars
+ConVar	weapon_infiltrator_damage( "weapon_infiltrator_damage","0", FCVAR_NONE, "Infiltrator backstab damage" );
+ConVar	weapon_infiltrator_range( "weapon_infiltrator_range","0", FCVAR_NONE, "Infiltrator backstab range" );
+
+//=====================================================================================================
+// INFILTRATOR WEAPON
+//=====================================================================================================
+IMPLEMENT_SERVERCLASS_ST(CWeaponInfiltrator, DT_WeaponInfiltrator)
+END_SEND_TABLE()
+
+LINK_ENTITY_TO_CLASS( weapon_infiltrator, CWeaponInfiltrator );
+PRECACHE_WEAPON_REGISTER(weapon_infiltrator);
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+CWeaponInfiltrator::CWeaponInfiltrator( void )
+{
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CWeaponInfiltrator::Precache( void )
+{
+	BaseClass::Precache();
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Output : Returns true on success, false on failure.
+//-----------------------------------------------------------------------------
+bool CWeaponInfiltrator::ComputeEMPFireState( void )
+{
+	if (IsOwnerEMPed())
+	{
+		// FIXME: Need a sound
+		//UTIL_EmitSound( pPlayer->pev, CHAN_WEAPON, g_pszEMPGatlingFizzle, 1.0, ATTN_NORM );
+		return false;
+	}
+	return true;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+bool CWeaponInfiltrator::Deploy( void )
+{
+	// Play a shing! sound
+	WeaponSound( SPECIAL1 );
+	return DefaultDeploy( (char*)GetViewModel(), (char*)GetWorldModel(), ACT_VM_DRAW, (char*)GetAnimPrefix() );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CWeaponInfiltrator::PrimaryAttack( void )
+{
+	CBaseTFPlayer *pTarget = GetAssassinationTarget();
+	if ( pTarget == NULL )
+		return;
+	
+	WeaponSound( SINGLE );
+	PlayAttackAnimation( ACT_VM_PRIMARYATTACK );
+	m_flNextPrimaryAttack = gpGlobals->curtime + SequenceDuration( m_nSequence ) * 0.5;
+
+	// Instant kill
+	pTarget->TakeDamage( CTakeDamageInfo( this, GetOwner(), 500.0f, DMG_SLASH ) );
+	// Gag until respawn
+	pTarget->SetGagged( true );
+
+	CheckRemoveDisguise();
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Overloaded to handle the hold-down healing
+//-----------------------------------------------------------------------------
+void CWeaponInfiltrator::ItemPostFrame( void )
+{
+	CBaseTFPlayer *pOwner = ToBaseTFPlayer( GetOwner() );
+	if ( !pOwner )
+		return;
+
+	// Stab 'em
+	if (( pOwner->m_nButtons & IN_ATTACK ) && (m_flNextPrimaryAttack <= gpGlobals->curtime) )
+	{
+		PrimaryAttack();
+	}
+
+	WeaponIdle();
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: See if there's an assassination target in front of the player.
+// Output : Returns true if a target's found.
+//-----------------------------------------------------------------------------
+CBaseTFPlayer *CWeaponInfiltrator::GetAssassinationTarget( void )
+{
+	if ( !ComputeEMPFireState() )
+		return NULL;
+
+	CBaseTFPlayer *pPlayer = static_cast< CBaseTFPlayer * >( GetOwner() );
+	if ( !pPlayer )
+		return NULL;
+
+	trace_t tr;
+	Vector vecForward;
+	pPlayer->EyeVectors( &vecForward );
+	Vector vecOrigin = pPlayer->EyePosition();
+	UTIL_TraceLine( vecOrigin, vecOrigin + INFILTRATOR_STAB_RANGE * vecForward, MASK_SHOT, pPlayer, GetCollisionGroup(), &tr );
+	if ( tr.fraction == 1.0f || !tr.m_pEnt )
+		return NULL;
+	CBaseEntity *pEntity = tr.m_pEnt;
+	if ( !pEntity || !pEntity->IsPlayer() )
+		return NULL;
+	if ( !pEntity->IsPlayer() )
+		return NULL;
+
+	// Don't target friendlies
+	if ( pEntity->InSameTeam( pPlayer ) )
+		return NULL;
+
+	// See if the player is facing the right direction
+	Vector fwd1, fwd2;
+	AngleVectors( pPlayer->GetAbsAngles(), &fwd1, NULL, NULL );
+	AngleVectors( pEntity->GetAbsAngles(), &fwd2, NULL, NULL );
+
+	float dot = fwd1.Dot( fwd2 );
+	if ( dot <= 0.0f )
+		return NULL;
+
+	return (CBaseTFPlayer*)pEntity;
+}