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game/server/tf/passtime_ballcontroller.cpp

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+
+#include "cbase.h"
+#include "tf_passtime_ball.h"
+#include "passtime_ballcontroller.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+//-----------------------------------------------------------------------------
+namespace
+{
+	int SortDescendingPriority( CPasstimeBallController *const *ppA, CPasstimeBallController *const *ppB )
+	{
+		return static_cast< CPasstimeBallController* >( *ppB )->GetPriority() 
+			- static_cast< CPasstimeBallController* >( *ppA )->GetPriority();
+	}
+}
+
+//-----------------------------------------------------------------------------
+// static
+int CPasstimeBallController::ApplyTo( CPasstimeBall *pBall )
+{
+	// Sort controllers by iPriority, then call Apply until one returns true.
+	// From then on, skip controllers with a lower iPriority.
+	// This sorts the autolist, but that should be OK.
+	auto &controllers = GetAutoList();
+	controllers.Sort( &SortDescendingPriority );
+	int iMinPriority = INT_MIN;
+	int iNumControllers = 0;
+
+	for ( auto controller : controllers )
+	{
+		if ( !controller->IsEnabled() || !controller->IsActive() )
+		{
+			continue;
+		}
+
+		if ( controller->GetPriority() < iMinPriority )
+		{
+			break;
+		}
+
+		if ( controller->Apply( pBall ) )
+		{
+			iMinPriority = controller->GetPriority();
+			++iNumControllers;
+		}
+	}
+	return iNumControllers;
+}
+
+//-----------------------------------------------------------------------------
+// static
+int CPasstimeBallController::DisableOn( const CPasstimeBall *pBall )
+{
+	auto &controllers = GetAutoList();
+	int iCount = 0;
+	for ( auto pController : controllers )
+	{
+		if ( pController->IsEnabled() )
+		{
+			pController->SetIsEnabled( false );
+			++iCount;
+		}
+	}
+	return iCount;
+}
+
+//-----------------------------------------------------------------------------
+// static
+void CPasstimeBallController::BallCollision( CPasstimeBall *pBall,
+	int iCollisionIndex, gamevcollisionevent_t *pEvent )
+{
+	auto &controllers = GetAutoList();
+	for ( auto pController : controllers )
+	{
+		if ( pController->IsEnabled() && pController->IsActive() )
+		{
+			pController->OnBallCollision( pBall, iCollisionIndex, pEvent );
+		}
+	}
+}
+
+//-----------------------------------------------------------------------------
+// static
+void CPasstimeBallController::BallPickedUp( CPasstimeBall *pBall,
+	CTFPlayer *pCatcher )
+{
+	auto &controllers = GetAutoList();
+	for ( auto pController : controllers )
+	{
+		if ( pController->IsEnabled() && pController->IsActive() )
+		{
+			pController->OnBallPickedUp( pBall, pCatcher );
+		}
+	}
+}
+
+//-----------------------------------------------------------------------------
+// static
+void CPasstimeBallController::BallDamaged( CPasstimeBall *pBall )
+{
+	auto &controllers = GetAutoList();
+	for ( auto pController : controllers )
+	{
+		if ( pController->IsEnabled() && pController->IsActive() )
+		{
+			pController->OnBallDamaged( pBall );
+		}
+	}
+}
+
+//-----------------------------------------------------------------------------
+// static
+void CPasstimeBallController::BallSpawned( CPasstimeBall *pBall )
+{
+	auto &controllers = GetAutoList();
+	for ( auto pController : controllers )
+	{
+		if ( pController->IsEnabled() && pController->IsActive() )
+		{
+			pController->OnBallSpawned( pBall );
+		}
+	}
+}
+
+//-----------------------------------------------------------------------------
+CPasstimeBallController::CPasstimeBallController( int iPriority )
+	: m_bEnabled( false )
+	, m_iPriority( iPriority ) {}
+
+
+//-----------------------------------------------------------------------------
+void CPasstimeBallController::SetIsEnabled( bool bEnabled )
+{
+	if ( m_bEnabled == bEnabled )
+	{
+		return;
+	}
+
+	m_bEnabled = bEnabled;
+
+	if ( bEnabled )
+	{
+		OnEnabled();
+	}
+	else
+	{
+		OnDisabled();
+	}
+}
+
+//-----------------------------------------------------------------------------
+bool CPasstimeBallController::IsEnabled() const
+{
+	return m_bEnabled;
+}
+
+//-----------------------------------------------------------------------------
+int CPasstimeBallController::GetPriority() const
+{
+	return m_iPriority;
+}
+