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87 lines
1.9 KiB
87 lines
1.9 KiB
7 years ago
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/***
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*
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* Copyright (c) 1996-2002, Valve LLC. All rights reserved.
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*
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* This product contains software technology licensed from Id
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* Software, Inc. ("Id Technology"). Id Technology (c) 1996 Id Software, Inc.
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* All Rights Reserved.
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*
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* Use, distribution, and modification of this source code and/or resulting
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* object code is restricted to non-commercial enhancements to products from
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* Valve LLC. All other use, distribution, or modification is prohibited
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* without written permission from Valve LLC.
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*
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****/
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//
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// neffect.cpp
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//
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// implementation of CHudNoiseEffect class
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//
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#include "hud.h"
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#include "cl_util.h"
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#include <string.h>
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#include <time.h>
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#include <stdio.h>
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#define MAX_NOISE_EFFECT_FRAMES 13
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int grgNEffectFrame[MAX_NOISE_EFFECT_FRAMES] = { 1, 2, 3, 4, 3, 2, 1, 2, 3, 4, 3, 2, 1 };
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extern cvar_t *cl_noiseeffect;
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int CHudNoiseEffect::Init(void)
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{
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m_iFlags |= HUD_ACTIVE;
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gHUD.AddHudElem(this);
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return 1;
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};
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int CHudNoiseEffect::VidInit(void)
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{
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int HUD_neffect = gHUD.GetSpriteIndex( "neffect" );
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m_hSprite = gHUD.GetSprite( HUD_neffect );
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m_prc = &gHUD.GetSpriteRect( HUD_neffect );
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m_iWidth = m_prc->right - m_prc->left;
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return 1;
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};
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int CHudNoiseEffect::Draw (float flTime)
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{
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int r, g, b, x, y, sliceCountX, sliceCountY, frame;
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if( !cl_noiseeffect->value )
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return 1;
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if( !( gHUD.m_iHideHUDDisplay & HIDEHUD_NOISEEFFECT ) )
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return 1;
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frame = grgNEffectFrame[(int)(flTime * 20) % MAX_NOISE_EFFECT_FRAMES] - 1;
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sliceCountX = ScreenWidth / m_iWidth;
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sliceCountY = ScreenHeight / m_iWidth;
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if( ScreenWidth > m_iWidth * sliceCountX )
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sliceCountX++;
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if( ScreenHeight > m_iWidth * sliceCountY )
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sliceCountY++;
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UnpackRGB( r,g,b, gHUD.m_iHUDColor );
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SPR_Set( m_hSprite, r, g, b );
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for( int j = 0; j < sliceCountY; j++ )
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{
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y = j * m_iWidth;
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for( int i = 0; i < sliceCountX; i++ )
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{
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x = i * m_iWidth;
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SPR_DrawAdditive( gEngfuncs.pfnRandomLong( 0, 1 ) ? 3 - frame : frame, x, y, m_prc );
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}
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}
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return 1;
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}
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