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game/client/tf/c_tf_projectile_rocket.cpp

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+//=============================================================================
+
+#include "cbase.h"
+#include "c_tf_projectile_rocket.h"
+#include "particles_new.h"
+#include "tf_gamerules.h"
+
+IMPLEMENT_NETWORKCLASS_ALIASED( TFProjectile_Rocket, DT_TFProjectile_Rocket )
+
+BEGIN_NETWORK_TABLE( C_TFProjectile_Rocket, DT_TFProjectile_Rocket )
+	RecvPropBool( RECVINFO( m_bCritical ) ),
+END_NETWORK_TABLE()
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+C_TFProjectile_Rocket::C_TFProjectile_Rocket( void )
+{
+	pEffect = NULL;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+C_TFProjectile_Rocket::~C_TFProjectile_Rocket( void )
+{
+	if ( pEffect )
+	{
+		ParticleProp()->StopEmission( pEffect );
+	}
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void C_TFProjectile_Rocket::OnDataChanged(DataUpdateType_t updateType)
+{
+	BaseClass::OnDataChanged(updateType);
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void C_TFProjectile_Rocket::CreateTrails( void )
+{
+	if ( IsDormant() )
+		return;
+
+	bool bUsingCustom = false;
+
+	if ( pEffect )
+	{
+		ParticleProp()->StopEmission( pEffect );
+		pEffect = NULL;
+	}
+
+	int iAttachment = LookupAttachment( "trail" );
+	if ( iAttachment == INVALID_PARTICLE_ATTACHMENT )
+		return;
+
+	if ( enginetrace->GetPointContents( GetAbsOrigin() ) & MASK_WATER )
+	{
+		ParticleProp()->Create( "rockettrail_underwater", PATTACH_POINT_FOLLOW, "trail" );
+		bUsingCustom = true;
+	}
+	else if ( GetTeamNumber() == TEAM_UNASSIGNED )
+	{
+		ParticleProp()->Create( "rockettrail_underwater", PATTACH_POINT_FOLLOW, "trail" );
+		bUsingCustom = true;
+	}
+	else
+	{
+		// Halloween Spell Effect Check
+		int iHalloweenSpell = 0;
+		// if the owner is a Sentry, Check its owner
+		CBaseObject *pSentry = GetOwnerEntity() && GetOwnerEntity()->IsBaseObject() ? assert_cast<CBaseObject*>( GetOwnerEntity() ) : NULL;
+		if ( TF_IsHolidayActive( kHoliday_HalloweenOrFullMoon ) )
+		{
+			if ( pSentry )
+			{
+				CALL_ATTRIB_HOOK_INT_ON_OTHER( pSentry->GetOwner(), iHalloweenSpell, halloween_pumpkin_explosions );
+			}
+			else
+			{
+				CALL_ATTRIB_HOOK_INT_ON_OTHER( GetOwnerEntity(), iHalloweenSpell, halloween_pumpkin_explosions );
+			}
+		}
+
+		// Mini rockets from airstrike RL
+		if ( iHalloweenSpell > 0 )
+		{
+			ParticleProp()->Create( "halloween_rockettrail", PATTACH_POINT_FOLLOW, iAttachment );
+			bUsingCustom = true;
+		}
+		else if ( !pSentry )
+		{
+			if ( GetLauncher() )
+			{
+				int iMiniRocket = 0;
+				CALL_ATTRIB_HOOK_INT_ON_OTHER( GetLauncher(), iMiniRocket, mini_rockets );
+				if ( iMiniRocket )
+				{
+					ParticleProp()->Create( "rockettrail_airstrike", PATTACH_POINT_FOLLOW, iAttachment );
+					bUsingCustom = true;
+
+					// rockettrail_airstrike_line
+					CTFPlayer *pPlayer = ToTFPlayer( GetOwnerEntity() );
+					if ( pPlayer && pPlayer->m_Shared.InCond( TF_COND_BLASTJUMPING ) )
+					{
+						ParticleProp()->Create( "rockettrail_airstrike_line", PATTACH_POINT_FOLLOW, iAttachment );
+					}
+				}
+			}
+		}
+	}
+
+	if ( !bUsingCustom )
+	{
+		if ( GetTrailParticleName() )
+		{
+			ParticleProp()->Create( GetTrailParticleName(), PATTACH_POINT_FOLLOW, iAttachment );
+		}
+	}
+
+	if ( m_bCritical )
+	{
+		switch( GetTeamNumber() )
+		{
+		case TF_TEAM_BLUE:
+			pEffect = ParticleProp()->Create( "critical_rocket_blue", PATTACH_ABSORIGIN_FOLLOW );
+			break;
+		case TF_TEAM_RED:
+			pEffect = ParticleProp()->Create( "critical_rocket_red", PATTACH_ABSORIGIN_FOLLOW );
+			break;
+		default:
+			pEffect = ParticleProp()->Create( "eyeboss_projectile", PATTACH_ABSORIGIN_FOLLOW );
+			break;
+		}
+	}
+}