1HEADmaster

1 files changed, 117 insertions, 0 deletions

diff --git a/tier2/tier2.cpp b/tier2/tier2.cpp
new file mode 100644
index 0000000..7fd6143
--- /dev/null
+++ b/tier2/tier2.cpp
@@ -0,0 +1,117 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: A higher level link library for general use in the game and tools.
+//
+//===========================================================================//
+
+#include <tier2/tier2.h>
+#include "tier0/dbg.h"
+#include "filesystem.h"
+#include "materialsystem/imaterialsystem.h"
+#include "materialsystem/imaterialsystemhardwareconfig.h"
+#include "materialsystem/IColorCorrection.h"
+#include "materialsystem/idebugtextureinfo.h"
+#include "materialsystem/ivballoctracker.h"
+#include "inputsystem/iinputsystem.h"
+#include "networksystem/inetworksystem.h"
+#include "p4lib/ip4.h"
+#include "mdllib/mdllib.h"
+#include "filesystem/IQueuedLoader.h"
+
+
+//-----------------------------------------------------------------------------
+// These tier2 libraries must be set by any users of this library.
+// They can be set by calling ConnectTier2Libraries or InitDefaultFileSystem.
+// It is hoped that setting this, and using this library will be the common mechanism for
+// allowing link libraries to access tier2 library interfaces
+//-----------------------------------------------------------------------------
+IFileSystem *g_pFullFileSystem = 0;
+IMaterialSystem *materials = 0;
+IMaterialSystem *g_pMaterialSystem = 0;
+IInputSystem *g_pInputSystem = 0;
+INetworkSystem *g_pNetworkSystem = 0;
+IMaterialSystemHardwareConfig *g_pMaterialSystemHardwareConfig = 0;
+IDebugTextureInfo *g_pMaterialSystemDebugTextureInfo = 0;
+IVBAllocTracker *g_VBAllocTracker = 0;
+IColorCorrectionSystem *colorcorrection = 0;
+IP4 *p4 = 0;
+IMdlLib *mdllib = 0;
+IQueuedLoader *g_pQueuedLoader = 0;
+
+
+//-----------------------------------------------------------------------------
+// Call this to connect to all tier 2 libraries.
+// It's up to the caller to check the globals it cares about to see if ones are missing
+//-----------------------------------------------------------------------------
+void ConnectTier2Libraries( CreateInterfaceFn *pFactoryList, int nFactoryCount )
+{
+	// Don't connect twice..
+	Assert( !g_pFullFileSystem && !materials && !g_pInputSystem && !g_pNetworkSystem && 
+		!p4 && !mdllib && !g_pMaterialSystemDebugTextureInfo && !g_VBAllocTracker &&
+		!g_pMaterialSystemHardwareConfig && !g_pQueuedLoader );
+
+	for ( int i = 0; i < nFactoryCount; ++i )
+	{
+		if ( !g_pFullFileSystem )
+		{
+			g_pFullFileSystem = ( IFileSystem * )pFactoryList[i]( FILESYSTEM_INTERFACE_VERSION, NULL );
+		}
+		if ( !materials )
+		{
+			g_pMaterialSystem = materials = ( IMaterialSystem * )pFactoryList[i]( MATERIAL_SYSTEM_INTERFACE_VERSION, NULL );
+		}
+		if ( !g_pInputSystem )
+		{
+			g_pInputSystem = ( IInputSystem * )pFactoryList[i]( INPUTSYSTEM_INTERFACE_VERSION, NULL );
+		}
+		if ( !g_pNetworkSystem )
+		{
+			g_pNetworkSystem = ( INetworkSystem * )pFactoryList[i]( NETWORKSYSTEM_INTERFACE_VERSION, NULL );
+		}
+		if ( !g_pMaterialSystemHardwareConfig )
+		{
+			g_pMaterialSystemHardwareConfig = ( IMaterialSystemHardwareConfig * )pFactoryList[i]( MATERIALSYSTEM_HARDWARECONFIG_INTERFACE_VERSION, NULL );
+		}
+		if ( !g_pMaterialSystemDebugTextureInfo )
+		{
+			g_pMaterialSystemDebugTextureInfo = (IDebugTextureInfo*)pFactoryList[i]( DEBUG_TEXTURE_INFO_VERSION, 0 );
+		}
+		if ( !g_VBAllocTracker )
+		{
+			g_VBAllocTracker = (IVBAllocTracker*)pFactoryList[i]( VB_ALLOC_TRACKER_INTERFACE_VERSION, 0 );
+		}
+		if ( !colorcorrection )
+		{
+			colorcorrection = ( IColorCorrectionSystem * )pFactoryList[i]( COLORCORRECTION_INTERFACE_VERSION, NULL );
+		}
+		if ( !p4 )
+		{
+			p4 = ( IP4 * )pFactoryList[i]( P4_INTERFACE_VERSION, NULL );
+		}
+		if ( !mdllib )
+		{
+			mdllib = ( IMdlLib * )pFactoryList[i]( MDLLIB_INTERFACE_VERSION, NULL );
+		}
+		if ( !g_pQueuedLoader )
+		{
+			g_pQueuedLoader = (IQueuedLoader *)pFactoryList[i]( QUEUEDLOADER_INTERFACE_VERSION, NULL );
+		}
+	}
+}
+
+void DisconnectTier2Libraries()
+{
+
+	g_pFullFileSystem = 0;
+	materials = g_pMaterialSystem = 0;
+	g_pMaterialSystemHardwareConfig = 0;
+	g_pMaterialSystemDebugTextureInfo = 0;
+	g_pInputSystem = 0;
+	g_pNetworkSystem = 0;
+	colorcorrection = 0;
+	p4 = 0;
+	mdllib = 0;
+	g_pQueuedLoader = 0;
+}
+
+