89 lines
2.1 KiB
C++
89 lines
2.1 KiB
C++
//===== Copyright © 1996-2005, Valve Corporation, All rights reserved. ======//
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//
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// Purpose: Spatial entity with simple radial falloff
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//
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// $NoKeywords: $
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//===========================================================================//
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#include "cbase.h"
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#include "c_spatialentity.h"
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// memdbgon must be the last include file in a .cpp file!!!
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#include "tier0/memdbgon.h"
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IMPLEMENT_CLIENTCLASS_DT(C_SpatialEntity, DT_SpatialEntity, CSpatialEntity)
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RecvPropVector( RECVINFO(m_vecOrigin) ),
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RecvPropFloat( RECVINFO(m_minFalloff) ),
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RecvPropFloat( RECVINFO(m_maxFalloff) ),
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RecvPropFloat( RECVINFO(m_flCurWeight) ),
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RecvPropBool( RECVINFO(m_bEnabled) ),
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END_RECV_TABLE()
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void C_SpatialEntity::OnDataChanged(DataUpdateType_t updateType)
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{
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BaseClass::OnDataChanged( updateType );
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if ( updateType == DATA_UPDATE_CREATED )
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{
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InitSpatialEntity();
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}
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}
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void C_SpatialEntity::InitSpatialEntity()
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{
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SetNextClientThink( CLIENT_THINK_ALWAYS );
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AddToPersonalSpatialEntityMgr();
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m_flWeight = 0.0f;
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m_flInfluence = 0.0f;
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}
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void C_SpatialEntity::UpdateOnRemove( void )
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{
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BaseClass::UpdateOnRemove();
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RemoveFromPersonalSpatialEntityMgr();
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}
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//------------------------------------------------------------------------------
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// We don't draw...
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//------------------------------------------------------------------------------
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bool C_SpatialEntity::ShouldDraw()
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{
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return false;
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}
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void C_SpatialEntity::ClientThink()
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{
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if( !m_bEnabled && m_flCurWeight == 0.0f )
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{
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m_flWeight = 0.0f;
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return;
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}
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CBaseEntity *pPlayer = C_BasePlayer::GetLocalPlayer( 0 );
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if( !pPlayer )
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return;
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Vector playerOrigin = pPlayer->GetAbsOrigin();
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m_flWeight = 0.0f;
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if ( ( m_minFalloff != -1 ) && ( m_maxFalloff != -1 ) && m_minFalloff != m_maxFalloff )
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{
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float dist = (playerOrigin - m_vecOrigin).Length();
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m_flWeight = (dist-m_minFalloff) / (m_maxFalloff-m_minFalloff);
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m_flWeight = fpmax( 0.0f, m_flWeight );
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m_flWeight = fpmin( 1.0f, m_flWeight );
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m_flInfluence = fpmax( 0.0f, m_minFalloff - dist );
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}
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m_flWeight = m_flCurWeight * ( 1.0f - m_flWeight );
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BaseClass::ClientThink();
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}
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