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game/server/dod/dod_baserocket.cpp

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+//=============================================================================//
+
+#include "cbase.h"
+#include "dod_baserocket.h"
+#include "explode.h"
+#include "dod_shareddefs.h"
+#include "dod_gamerules.h"
+#include "fx_dod_shared.h"
+
+
+BEGIN_DATADESC( CDODBaseRocket )
+
+	// Function Pointers
+	DEFINE_FUNCTION( RocketTouch ),
+
+	DEFINE_THINKFUNC( FlyThink ),
+
+END_DATADESC()
+
+
+IMPLEMENT_SERVERCLASS_ST( CDODBaseRocket, DT_DODBaseRocket )
+	SendPropVector( SENDINFO( m_vInitialVelocity ), 
+		20,		// nbits
+		0,		// flags
+		-3000,	// low value
+		3000	// high value
+		)
+END_NETWORK_TABLE()
+
+
+LINK_ENTITY_TO_CLASS( base_rocket, CDODBaseRocket );
+
+
+//-----------------------------------------------------------------------------
+// Constructor
+//-----------------------------------------------------------------------------
+CDODBaseRocket::CDODBaseRocket()
+{
+}
+
+CDODBaseRocket::~CDODBaseRocket()
+{
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CDODBaseRocket::Precache( void )
+{
+	PrecacheScriptSound( "Weapon_Bazooka.Shoot" );	
+	PrecacheParticleSystem( "rockettrail" );
+}
+
+ConVar mp_rocketdamage( "mp_rocketdamage", "150", FCVAR_GAMEDLL | FCVAR_CHEAT );
+ConVar mp_rocketradius( "mp_rocketradius", "200", FCVAR_GAMEDLL | FCVAR_CHEAT );
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CDODBaseRocket::Spawn( void )
+{
+	Precache();
+
+	SetSolid( SOLID_BBOX );
+
+	Assert( GetModel() );	//derived classes must have set model
+
+	UTIL_SetSize( this, -Vector(2,2,2), Vector(2,2,2) );
+
+	SetTouch( &CDODBaseRocket::RocketTouch );
+
+	SetMoveType( MOVETYPE_FLYGRAVITY, MOVECOLLIDE_FLY_CUSTOM );
+	
+	m_takedamage = DAMAGE_NO;
+	SetGravity( 0.1 );
+	SetDamage( mp_rocketdamage.GetFloat() );	
+
+	AddFlag( FL_OBJECT );
+
+	SetCollisionGroup( COLLISION_GROUP_PROJECTILE );
+
+	EmitSound( "Weapon_Bazooka.Shoot" );
+
+	m_flCollideWithTeammatesTime = gpGlobals->curtime + 0.25;
+	m_bCollideWithTeammates = false;
+
+	SetThink( &CDODBaseRocket::FlyThink );
+	SetNextThink( gpGlobals->curtime );
+}
+
+unsigned int CDODBaseRocket::PhysicsSolidMaskForEntity( void ) const
+{ 
+	int teamContents = 0;
+
+	if ( m_bCollideWithTeammates == false )
+	{
+		// Only collide with the other team
+		teamContents = ( GetTeamNumber() == TEAM_ALLIES ) ? CONTENTS_TEAM1 : CONTENTS_TEAM2;
+	}
+	else
+	{
+		// Collide with both teams
+		teamContents = CONTENTS_TEAM1 | CONTENTS_TEAM2;
+	}
+
+	return BaseClass::PhysicsSolidMaskForEntity() | CONTENTS_HITBOX | teamContents;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Stops any kind of tracking and shoots dumb
+//-----------------------------------------------------------------------------
+void CDODBaseRocket::Fire( void )
+{
+	SetThink( NULL );
+	SetMoveType( MOVETYPE_FLY );
+
+	SetModel("models/weapons/w_missile.mdl");
+	UTIL_SetSize( this, vec3_origin, vec3_origin );
+
+	EmitSound( "Weapon_Bazooka.Shoot" );
+}
+
+//-----------------------------------------------------------------------------
+// The actual explosion 
+//-----------------------------------------------------------------------------
+void CDODBaseRocket::DoExplosion( trace_t *pTrace )
+{
+/*
+	// Explode
+	ExplosionCreate( 
+		GetAbsOrigin(),	//DMG_ROCKET
+		GetAbsAngles(),
+		GetOwnerEntity(),
+		GetDamage(),		//magnitude
+		mp_rocketradius.GetFloat(),				//radius
+		SF_ENVEXPLOSION_NOSPARKS | SF_ENVEXPLOSION_NODLIGHTS | SF_ENVEXPLOSION_NOSMOKE,
+		0.0f,				//explosion force
+		this);				//inflictor
+*/
+
+	// Pull out of the wall a bit
+	if ( pTrace->fraction != 1.0 )
+	{
+		SetAbsOrigin( pTrace->endpos + (pTrace->plane.normal * 0.6) );
+	}
+
+	// Explosion effect on client
+	Vector vecOrigin = GetAbsOrigin();
+	CPVSFilter filter( vecOrigin );
+	TE_DODExplosion( filter, 0.0f, vecOrigin, pTrace->plane.normal );
+
+	CTakeDamageInfo info( this, GetOwnerEntity(), vec3_origin, GetAbsOrigin(), GetDamage(), DMG_BLAST, 0 );
+	RadiusDamage( info, vecOrigin, mp_rocketradius.GetFloat() /* GetDamageRadius() */, CLASS_NONE, NULL );
+
+	// stun players in a radius
+	const float flStunDamage = 75;
+	const float flRadius = 150;
+
+	CTakeDamageInfo stunInfo( this, GetOwnerEntity(), vec3_origin, GetAbsOrigin(), flStunDamage, DMG_STUN );
+	DODGameRules()->RadiusStun( stunInfo, GetAbsOrigin(), flRadius );
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CDODBaseRocket::Explode( void )
+{
+	// Don't explode against the skybox. Just pretend that 
+	// the missile flies off into the distance.
+	const trace_t &tr = CBaseEntity::GetTouchTrace();
+	const trace_t *p = &tr;
+	trace_t *newTrace = const_cast<trace_t*>(p);
+
+	DoExplosion( newTrace );
+
+	if ( newTrace->m_pEnt && !newTrace->m_pEnt->IsPlayer() )
+		UTIL_DecalTrace( newTrace, "Scorch" );
+
+	StopSound( "Weapon_Bazooka.Shoot" );
+	UTIL_Remove( this );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  : *pOther - 
+//-----------------------------------------------------------------------------
+void CDODBaseRocket::RocketTouch( CBaseEntity *pOther )
+{
+	Assert( pOther );
+	if ( !pOther->IsSolid() || pOther->IsSolidFlagSet(FSOLID_VOLUME_CONTENTS) )
+		return;
+
+	if ( pOther->GetCollisionGroup() == COLLISION_GROUP_WEAPON )
+		return;
+
+	// if we hit the skybox, just disappear
+	const trace_t &tr = CBaseEntity::GetTouchTrace();
+
+	const trace_t *p = &tr;
+	trace_t *newTrace = const_cast<trace_t*>(p);
+
+	if( tr.surface.flags & SURF_SKY )
+	{
+		UTIL_Remove( this );
+		return;
+	}
+
+	if( !pOther->IsPlayer() && pOther->m_takedamage == DAMAGE_YES )
+	{
+		CTakeDamageInfo info;
+		info.SetAttacker( this );
+		info.SetInflictor( this );
+		info.SetDamage( 50 );
+		info.SetDamageForce( vec3_origin );	// don't worry about this not having a damage force.
+											// It will explode on touch and impart its own forces
+		info.SetDamageType( DMG_CLUB );
+
+		Vector dir;
+		AngleVectors( GetAbsAngles(), &dir );
+
+		pOther->DispatchTraceAttack( info, dir, newTrace );
+		ApplyMultiDamage();
+
+		if( pOther->IsAlive() )
+		{
+			Explode();
+		}
+
+		// if it's not alive, continue flying
+	}
+	else
+	{
+		Explode();
+	}
+}
+
+void CDODBaseRocket::FlyThink( void )
+{
+	QAngle angles;
+
+	VectorAngles( GetAbsVelocity(), angles );
+
+	SetAbsAngles( angles );
+
+	if ( gpGlobals->curtime > m_flCollideWithTeammatesTime && m_bCollideWithTeammates == false )
+	{
+		m_bCollideWithTeammates = true;
+	}
+	
+	SetNextThink( gpGlobals->curtime + 0.1f );
+}
+
+	
+//-----------------------------------------------------------------------------
+// Purpose: 
+//
+// Input  : &vecOrigin - 
+//			&vecAngles - 
+//			NULL - 
+//
+// Output : CDODBaseRocket
+//-----------------------------------------------------------------------------
+CDODBaseRocket *CDODBaseRocket::Create( const char *szClassname, const Vector &vecOrigin, const QAngle &vecAngles, CBaseEntity *pOwner = NULL )
+{
+	CDODBaseRocket *pMissile = (CDODBaseRocket *) CBaseEntity::Create( szClassname, vecOrigin, vecAngles, pOwner );
+	pMissile->SetOwnerEntity( pOwner );
+	pMissile->Spawn();
+	
+	Vector vecForward;
+	AngleVectors( vecAngles, &vecForward );
+
+	Vector vRocket = vecForward * 1300;
+
+	pMissile->SetAbsVelocity( vRocket );	
+	pMissile->SetupInitialTransmittedGrenadeVelocity( vRocket );
+
+	pMissile->SetAbsAngles( vecAngles );
+
+	// remember what team we should be on
+	pMissile->ChangeTeam( pOwner->GetTeamNumber() );
+
+	return pMissile;
+}
+
+void CDODBaseRocket::SetupInitialTransmittedGrenadeVelocity( const Vector &velocity )
+{
+	m_vInitialVelocity = velocity;
+}