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| author | Joe Ludwig <[email protected]> | 2013-06-26 15:22:04 -0700 |
|---|---|---|
| committer | Joe Ludwig <[email protected]> | 2013-06-26 15:22:04 -0700 |
| commit | 39ed87570bdb2f86969d4be821c94b722dc71179 (patch) | |
| tree | abc53757f75f40c80278e87650ea92808274aa59 /mp/src/game/server/func_areaportalbase.cpp | |
| download | source-sdk-2013-39ed87570bdb2f86969d4be821c94b722dc71179.tar.xz source-sdk-2013-39ed87570bdb2f86969d4be821c94b722dc71179.zip | |
First version of the SOurce SDK 2013
Diffstat (limited to 'mp/src/game/server/func_areaportalbase.cpp')
| -rw-r--r-- | mp/src/game/server/func_areaportalbase.cpp | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/mp/src/game/server/func_areaportalbase.cpp b/mp/src/game/server/func_areaportalbase.cpp new file mode 100644 index 00000000..1fcc4784 --- /dev/null +++ b/mp/src/game/server/func_areaportalbase.cpp @@ -0,0 +1,71 @@ +//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose:
+//
+// $NoKeywords: $
+//===========================================================================//
+
+#include "cbase.h"
+#include "func_areaportalbase.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+// A sphere around the player used for backface culling of areaportals.
+#define VIEWER_PADDING 80
+
+
+CUtlLinkedList<CFuncAreaPortalBase*, unsigned short> g_AreaPortals;
+
+
+
+//---------------------------------------------------------
+// Save/Restore
+//---------------------------------------------------------
+BEGIN_DATADESC( CFuncAreaPortalBase )
+
+ DEFINE_FIELD( m_portalNumber, FIELD_INTEGER ),
+ DEFINE_KEYFIELD( m_iPortalVersion, FIELD_INTEGER, "PortalVersion" )
+// DEFINE_FIELD( m_AreaPortalsElement, FIELD_SHORT ),
+
+END_DATADESC()
+
+
+
+
+CFuncAreaPortalBase::CFuncAreaPortalBase()
+{
+ m_portalNumber = -1;
+ m_AreaPortalsElement = g_AreaPortals.AddToTail( this );
+ m_iPortalVersion = 0;
+}
+
+
+CFuncAreaPortalBase::~CFuncAreaPortalBase()
+{
+ g_AreaPortals.Remove( m_AreaPortalsElement );
+}
+
+
+bool CFuncAreaPortalBase::UpdateVisibility( const Vector &vOrigin, float fovDistanceAdjustFactor, bool &bIsOpenOnClient )
+{
+ // NOTE: We leave bIsOpenOnClient alone on purpose here. See the header for a description of why.
+
+ if( m_portalNumber == -1 )
+ return false;
+
+ // See if the viewer is on the backside.
+ VPlane plane;
+ if( !engine->GetAreaPortalPlane( vOrigin, m_portalNumber, &plane ) )
+ return true; // leave it open if there's an error here for some reason
+
+ bool bOpen = false;
+ if( plane.DistTo( vOrigin ) + VIEWER_PADDING > 0 )
+ bOpen = true;
+
+ return bOpen;
+}
+
+
+
+
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