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114 lines
3.3 KiB
114 lines
3.3 KiB
//========= Copyright Valve Corporation, All rights reserved. ============// |
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// |
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// Purpose: A higher level link library for general use in the game and tools. |
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// |
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//===========================================================================// |
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#ifndef TIER3_H |
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#define TIER3_H |
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#if defined( _WIN32 ) |
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#pragma once |
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#endif |
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#include "tier2/tier2.h" |
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//----------------------------------------------------------------------------- |
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// Forward declarations |
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//----------------------------------------------------------------------------- |
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class IStudioRender; |
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class IMatSystemSurface; |
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class IDataCache; |
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class IMDLCache; |
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class IVideoServices; |
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class IDmeMakefileUtils; |
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class IPhysicsCollision; |
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class ISoundEmitterSystemBase; |
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class IVTex; |
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namespace vgui |
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{ |
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class ISurface; |
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class IVGui; |
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class IInput; |
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class IPanel; |
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class ILocalize; |
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class ISchemeManager; |
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class ISystem; |
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} |
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//----------------------------------------------------------------------------- |
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// These tier3 libraries must be set by any users of this library. |
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// They can be set by calling ConnectTier3Libraries. |
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// It is hoped that setting this, and using this library will be the common mechanism for |
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// allowing link libraries to access tier3 library interfaces |
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//----------------------------------------------------------------------------- |
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extern IStudioRender *g_pStudioRender; |
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extern IStudioRender *studiorender; |
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extern IMatSystemSurface *g_pMatSystemSurface; |
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extern vgui::ISurface *g_pVGuiSurface; |
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extern vgui::IInput *g_pVGuiInput; |
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extern vgui::IVGui *g_pVGui; |
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extern vgui::IPanel *g_pVGuiPanel; |
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extern vgui::ILocalize *g_pVGuiLocalize; |
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extern vgui::ISchemeManager *g_pVGuiSchemeManager; |
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extern vgui::ISystem *g_pVGuiSystem; |
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extern IDataCache *g_pDataCache; // FIXME: Should IDataCache be in tier2? |
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extern IMDLCache *g_pMDLCache; |
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extern IMDLCache *mdlcache; |
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extern IVideoServices *g_pVideo; |
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extern IDmeMakefileUtils *g_pDmeMakefileUtils; |
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extern IPhysicsCollision *g_pPhysicsCollision; |
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extern ISoundEmitterSystemBase *g_pSoundEmitterSystem; |
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extern IVTex *g_pVTex; |
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//----------------------------------------------------------------------------- |
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// Call this to connect to/disconnect from all tier 3 libraries. |
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// It's up to the caller to check the globals it cares about to see if ones are missing |
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//----------------------------------------------------------------------------- |
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void ConnectTier3Libraries( CreateInterfaceFn *pFactoryList, int nFactoryCount ); |
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void DisconnectTier3Libraries(); |
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//----------------------------------------------------------------------------- |
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// Helper empty implementation of an IAppSystem for tier2 libraries |
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//----------------------------------------------------------------------------- |
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template< class IInterface, int ConVarFlag = 0 > |
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class CTier3AppSystem : public CTier2AppSystem< IInterface, ConVarFlag > |
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{ |
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typedef CTier2AppSystem< IInterface, ConVarFlag > BaseClass; |
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public: |
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CTier3AppSystem( bool bIsPrimaryAppSystem = true ) : BaseClass( bIsPrimaryAppSystem ) |
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{ |
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} |
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virtual bool Connect( CreateInterfaceFn factory ) |
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{ |
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if ( !BaseClass::Connect( factory ) ) |
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return false; |
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if ( BaseClass::IsPrimaryAppSystem() ) |
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{ |
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ConnectTier3Libraries( &factory, 1 ); |
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} |
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return true; |
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} |
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virtual void Disconnect() |
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{ |
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if ( BaseClass::IsPrimaryAppSystem() ) |
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{ |
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DisconnectTier3Libraries(); |
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} |
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BaseClass::Disconnect(); |
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} |
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}; |
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#endif // TIER3_H |
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