54 lines
1.8 KiB
C++
54 lines
1.8 KiB
C++
//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose:
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//
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// $Workfile: $
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// $Date: $
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//
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//-----------------------------------------------------------------------------
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// $Log: $
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//
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// $NoKeywords: $
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//=============================================================================//
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#if !defined( IVIEWEFFECTS_H )
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#define IVIEWEFFECTS_H
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#ifdef _WIN32
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#pragma once
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#endif
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class Vector;
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class QAngle;
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class bf_read;
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//-----------------------------------------------------------------------------
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// Purpose: Apply effects to view origin/angles, etc. Screen fade and shake
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//-----------------------------------------------------------------------------
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abstract_class IViewEffects
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{
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public:
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// Initialize subsystem
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virtual void Init( void ) = 0;
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// Initialize after each level change
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virtual void LevelInit( void ) = 0;
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// Called each frame to determine the current view fade parameters ( color and alpha )
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virtual void GetFadeParams( unsigned char *r, unsigned char *g, unsigned char *b, unsigned char *a, bool *blend ) = 0;
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// Apply directscreen shake
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virtual void Shake( ScreenShake_t &data ) = 0;
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// Apply direct screen fade
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virtual void Fade( ScreenFade_t &data ) = 0;
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// Clear all permanent fades in our fade list
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virtual void ClearPermanentFades( void ) = 0;
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// Clear all fades in our fade list
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virtual void ClearAllFades( void ) = 0;
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// Compute screen shake values for this frame
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virtual void CalcShake( void ) = 0;
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// Apply those values to the passed in vector(s).
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virtual void ApplyShake( Vector& origin, QAngle& angles, float factor ) = 0;
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// Save / Restore
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virtual void Save( ISave *pSave ) = 0;
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virtual void Restore( IRestore *pRestore, bool ) = 0;
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};
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extern IViewEffects *vieweffects;
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#endif // IVIEWEFFECTS_H
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