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237 lines
5.9 KiB
237 lines
5.9 KiB
4 years ago
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//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose: Color correction entity.
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//
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// $NoKeywords: $
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//=============================================================================//
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#include <string.h>
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#include "cbase.h"
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#include "triggers.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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//------------------------------------------------------------------------------
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// FIXME: This really should inherit from something more lightweight
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//------------------------------------------------------------------------------
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//------------------------------------------------------------------------------
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// Purpose : Shadow control entity
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//------------------------------------------------------------------------------
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class CColorCorrectionVolume : public CBaseTrigger
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{
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DECLARE_CLASS( CColorCorrectionVolume, CBaseTrigger );
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public:
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DECLARE_SERVERCLASS();
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DECLARE_DATADESC();
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CColorCorrectionVolume();
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void Spawn( void );
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bool KeyValue( const char *szKeyName, const char *szValue );
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int UpdateTransmitState();
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void ThinkFunc();
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virtual bool PassesTriggerFilters(CBaseEntity *pOther);
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virtual void StartTouch( CBaseEntity *pEntity );
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virtual void EndTouch( CBaseEntity *pEntity );
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virtual int ObjectCaps( void ) { return BaseClass::ObjectCaps() & ~FCAP_ACROSS_TRANSITION; }
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// Inputs
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void InputEnable( inputdata_t &inputdata );
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void InputDisable( inputdata_t &inputdata );
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private:
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bool m_bEnabled;
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bool m_bStartDisabled;
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CNetworkVar( float, m_Weight );
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CNetworkVar( float, m_MaxWeight );
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CNetworkString( m_lookupFilename, MAX_PATH );
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float m_LastEnterWeight;
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float m_LastEnterTime;
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float m_LastExitWeight;
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float m_LastExitTime;
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float m_FadeDuration;
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};
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LINK_ENTITY_TO_CLASS(color_correction_volume, CColorCorrectionVolume);
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BEGIN_DATADESC( CColorCorrectionVolume )
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DEFINE_THINKFUNC( ThinkFunc ),
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DEFINE_KEYFIELD( m_FadeDuration, FIELD_FLOAT, "fadeDuration" ),
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DEFINE_KEYFIELD( m_MaxWeight, FIELD_FLOAT, "maxweight" ),
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DEFINE_AUTO_ARRAY_KEYFIELD( m_lookupFilename, FIELD_CHARACTER, "filename" ),
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DEFINE_KEYFIELD( m_bEnabled, FIELD_BOOLEAN, "enabled" ),
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DEFINE_KEYFIELD( m_bStartDisabled, FIELD_BOOLEAN, "StartDisabled" ),
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DEFINE_FIELD( m_Weight, FIELD_FLOAT ),
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DEFINE_FIELD( m_LastEnterWeight, FIELD_FLOAT ),
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DEFINE_FIELD( m_LastEnterTime, FIELD_FLOAT ),
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DEFINE_FIELD( m_LastExitWeight, FIELD_FLOAT ),
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DEFINE_FIELD( m_LastExitTime, FIELD_FLOAT ),
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DEFINE_INPUTFUNC( FIELD_VOID, "Enable", InputEnable ),
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DEFINE_INPUTFUNC( FIELD_VOID, "Disable", InputDisable ),
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END_DATADESC()
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IMPLEMENT_SERVERCLASS_ST_NOBASE(CColorCorrectionVolume, DT_ColorCorrectionVolume)
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SendPropFloat( SENDINFO(m_Weight) ),
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SendPropString( SENDINFO(m_lookupFilename) ),
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END_SEND_TABLE()
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CColorCorrectionVolume::CColorCorrectionVolume() : BaseClass()
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{
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m_bEnabled = true;
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m_MaxWeight = 1.0f;
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m_lookupFilename.GetForModify()[0] = 0;
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}
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//------------------------------------------------------------------------------
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// Purpose : Send even though we don't have a model
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//------------------------------------------------------------------------------
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int CColorCorrectionVolume::UpdateTransmitState()
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{
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// ALWAYS transmit to all clients.
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return SetTransmitState( FL_EDICT_ALWAYS );
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}
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bool CColorCorrectionVolume::KeyValue( const char *szKeyName, const char *szValue )
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{
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if ( FStrEq( szKeyName, "filename" ) )
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{
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Q_strncpy( m_lookupFilename.GetForModify(), szValue, MAX_PATH );
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return true;
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}
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else if ( FStrEq( szKeyName, "maxweight" ) )
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{
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float max_weight;
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sscanf( szValue, "%f", &max_weight );
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m_MaxWeight = max_weight;
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return true;
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}
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return BaseClass::KeyValue( szKeyName, szValue );
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}
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//------------------------------------------------------------------------------
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// Purpose :
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//------------------------------------------------------------------------------
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void CColorCorrectionVolume::Spawn( void )
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{
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BaseClass::Spawn();
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AddEFlags( EFL_FORCE_CHECK_TRANSMIT | EFL_DIRTY_ABSTRANSFORM );
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Precache();
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SetSolid( SOLID_BSP );
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SetSolidFlags( FSOLID_TRIGGER | FSOLID_NOT_SOLID );
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SetModel( STRING( GetModelName() ) );
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SetThink( &CColorCorrectionVolume::ThinkFunc );
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SetNextThink( gpGlobals->curtime + 0.01f );
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if( m_bStartDisabled )
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{
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m_bEnabled = false;
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}
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else
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{
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m_bEnabled = true;
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}
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}
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bool CColorCorrectionVolume::PassesTriggerFilters( CBaseEntity *pEntity )
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{
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if( pEntity == UTIL_GetLocalPlayer() )
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return true;
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return false;
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}
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void CColorCorrectionVolume::StartTouch( CBaseEntity *pEntity )
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{
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m_LastEnterTime = gpGlobals->curtime;
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m_LastEnterWeight = m_Weight;
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}
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void CColorCorrectionVolume::EndTouch( CBaseEntity *pEntity )
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{
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m_LastExitTime = gpGlobals->curtime;
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m_LastExitWeight = m_Weight;
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}
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void CColorCorrectionVolume::ThinkFunc( )
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{
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if( !m_bEnabled )
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{
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m_Weight.Set( 0.0f );
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}
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else
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{
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if( m_LastEnterTime > m_LastExitTime )
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{
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// we most recently entered the volume
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if( m_Weight < 1.0f )
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{
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float dt = gpGlobals->curtime - m_LastEnterTime;
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float weight = m_LastEnterWeight + dt / ((1.0f-m_LastEnterWeight)*m_FadeDuration);
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if( weight>1.0f )
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weight = 1.0f;
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m_Weight = weight;
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}
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}
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else
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{
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// we most recently exitted the volume
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if( m_Weight > 0.0f )
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{
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float dt = gpGlobals->curtime - m_LastExitTime;
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float weight = (1.0f-m_LastExitWeight) + dt / (m_LastExitWeight*m_FadeDuration);
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if( weight>1.0f )
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weight = 1.0f;
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m_Weight = 1.0f - weight;
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}
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}
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}
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SetNextThink( gpGlobals->curtime + 0.01f );
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}
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//------------------------------------------------------------------------------
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// Purpose : Input handlers
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//------------------------------------------------------------------------------
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void CColorCorrectionVolume::InputEnable( inputdata_t &inputdata )
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{
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m_bEnabled = true;
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}
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void CColorCorrectionVolume::InputDisable( inputdata_t &inputdata )
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{
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m_bEnabled = false;
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}
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