xash3d-fwgs/engine/shake.h

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/***
*
* Copyright (c) 1996-2002, Valve LLC. All rights reserved.
*
* This product contains software technology licensed from Id
* Software, Inc. ("Id Technology"). Id Technology (c) 1996 Id Software, Inc.
* All Rights Reserved.
*
* Use, distribution, and modification of this source code and/or resulting
* object code is restricted to non-commercial enhancements to products from
* Valve LLC. All other use, distribution, or modification is prohibited
* without written permission from Valve LLC.
*
****/
#ifndef SHAKE_H
#define SHAKE_H
// Screen / View effects
// screen shake
extern int gmsgShake;
// This structure is sent over the net to describe a screen shake event
typedef struct
{
unsigned short amplitude; // FIXED 4.12 amount of shake
unsigned short duration; // FIXED 4.12 seconds duration
unsigned short frequency; // FIXED 8.8 noise frequency (low frequency is a jerk,high frequency is a rumble)
} ScreenShake;
// Fade in/out
extern int gmsgFade;
#define FFADE_IN 0x0000 // Just here so we don't pass 0 into the function
#define FFADE_OUT 0x0001 // Fade out (not in)
#define FFADE_MODULATE 0x0002 // Modulate (don't blend)
#define FFADE_STAYOUT 0x0004 // ignores the duration, stays faded out until new ScreenFade message received
#define FFADE_LONGFADE 0x0008 // used to indicate the fade can be longer than 16 seconds (added for czero)
// This structure is sent over the net to describe a screen fade event
typedef struct
{
unsigned short duration; // FIXED 4.12 seconds duration
unsigned short holdTime; // FIXED 4.12 seconds duration until reset (fade & hold)
short fadeFlags; // flags
byte r, g, b, a; // fade to color ( max alpha )
} ScreenFade;
#endif // SHAKE_H