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game/server/tf2/tf_obj_rallyflag.cpp

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+#include "cbase.h"
+#include "tf_player.h"
+#include "tf_team.h"
+#include "tf_gamerules.h"
+#include "tf_obj.h"
+#include "tf_obj_rallyflag.h"
+#include "ndebugoverlay.h"
+
+BEGIN_DATADESC( CObjectRallyFlag )
+
+	DEFINE_THINKFUNC( RallyThink ),
+
+END_DATADESC()
+
+IMPLEMENT_SERVERCLASS_ST(CObjectRallyFlag, DT_ObjectRallyFlag)
+END_SEND_TABLE();
+
+LINK_ENTITY_TO_CLASS(obj_rallyflag, CObjectRallyFlag);
+PRECACHE_REGISTER(obj_rallyflag);
+
+ConVar	obj_rallyflag_health( "obj_rallyflag_health","100", FCVAR_NONE, "Rally Flag health" );
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+CObjectRallyFlag::CObjectRallyFlag()
+{
+	UseClientSideAnimation();
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CObjectRallyFlag::Spawn()
+{
+	Precache();
+	SetModel( RALLYFLAG_MODEL );
+	SetSolid( SOLID_BBOX );
+	SetCollisionGroup( TFCOLLISION_GROUP_COMBATOBJECT );
+
+	UTIL_SetSize(this, RALLYFLAG_MINS, RALLYFLAG_MAXS);
+	m_takedamage = DAMAGE_YES;
+	m_iHealth = obj_rallyflag_health.GetInt();
+
+	SetThink( RallyThink );
+	SetNextThink( gpGlobals->curtime + 0.1f );
+	m_flExpiresAt = gpGlobals->curtime + RALLYFLAG_LIFETIME;
+
+	SetType( OBJ_RALLYFLAG );
+	m_fObjectFlags |= OF_SUPPRESS_NOTIFY_UNDER_ATTACK | OF_SUPPRESS_TECH_ANALYZER | 
+		OF_DONT_AUTO_REPAIR | OF_DONT_PREVENT_BUILD_NEAR_OBJ | OF_DOESNT_NEED_POWER;
+
+	BaseClass::Spawn();
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CObjectRallyFlag::Precache()
+{
+	PrecacheModel( RALLYFLAG_MODEL );
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Look for friendlies to rally
+//-----------------------------------------------------------------------------
+void CObjectRallyFlag::RallyThink( void )
+{
+	if ( !GetTeam() )
+		return;
+
+	// Time to die?
+	if ( gpGlobals->curtime > m_flExpiresAt )
+	{
+		UTIL_Remove( this );
+		return;
+	}
+
+	// Look for nearby players to rally
+	for ( int i = 0; i < GetTFTeam()->GetNumPlayers(); i++ )
+	{
+		CBaseTFPlayer *pPlayer = (CBaseTFPlayer *)GetTFTeam()->GetPlayer(i);
+		assert(pPlayer);
+
+		// Is it within range?
+		if ( ((pPlayer->GetAbsOrigin() - GetAbsOrigin()).Length() < RALLYFLAG_RADIUS ) && pPlayer->IsAlive() )
+		{
+			// Can I see it?
+			trace_t tr;
+			UTIL_TraceLine( EyePosition(), pPlayer->EyePosition(), MASK_SOLID_BRUSHONLY, this, COLLISION_GROUP_NONE, &tr);
+			CBaseEntity *pEntity = tr.m_pEnt;
+			if ( (tr.fraction == 1.0) || ( pEntity == pPlayer ) )
+			{
+				pPlayer->AttemptToPowerup( POWERUP_RUSH, RALLYFLAG_ADRENALIN_TIME );
+			}
+		}
+	}
+
+	SetNextThink( gpGlobals->curtime + RALLYFLAG_RATE );
+}
+