200 lines
4.4 KiB
C++
200 lines
4.4 KiB
C++
/***
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*
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* Copyright (c) 1996-2001, 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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===== lights.cpp ========================================================
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spawn and think functions for editor-placed lights
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*/
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#include "extdll.h"
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#include "util.h"
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#include "cbase.h"
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class CLight : public CPointEntity
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{
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public:
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virtual void KeyValue( KeyValueData* pkvd );
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virtual void Spawn( void );
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void Use( CBaseEntity *pActivator, CBaseEntity *pCaller, USE_TYPE useType, float value );
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virtual int Save( CSave &save );
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virtual int Restore( CRestore &restore );
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static TYPEDESCRIPTION m_SaveData[];
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private:
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int m_iStyle;
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int m_iszPattern;
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};
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LINK_ENTITY_TO_CLASS( light, CLight );
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TYPEDESCRIPTION CLight::m_SaveData[] =
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{
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DEFINE_FIELD( CLight, m_iStyle, FIELD_INTEGER ),
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DEFINE_FIELD( CLight, m_iszPattern, FIELD_STRING ),
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};
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IMPLEMENT_SAVERESTORE( CLight, CPointEntity );
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//
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// Cache user-entity-field values until spawn is called.
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//
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void CLight :: KeyValue( KeyValueData* pkvd)
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{
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if (FStrEq(pkvd->szKeyName, "style"))
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{
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m_iStyle = atoi(pkvd->szValue);
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pkvd->fHandled = TRUE;
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}
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else if (FStrEq(pkvd->szKeyName, "pitch"))
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{
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pev->angles.x = atof(pkvd->szValue);
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pkvd->fHandled = TRUE;
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}
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else if (FStrEq(pkvd->szKeyName, "pattern"))
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{
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m_iszPattern = ALLOC_STRING( pkvd->szValue );
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pkvd->fHandled = TRUE;
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}
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else
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{
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CPointEntity::KeyValue( pkvd );
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}
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}
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/*QUAKED light (0 1 0) (-8 -8 -8) (8 8 8) LIGHT_START_OFF
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Non-displayed light.
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Default light value is 300
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Default style is 0
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If targeted, it will toggle between on or off.
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*/
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void CLight :: Spawn( void )
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{
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if (FStringNull(pev->targetname))
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{ // inert light
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REMOVE_ENTITY(ENT(pev));
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return;
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}
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if (m_iStyle >= 32)
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{
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// CHANGE_METHOD(ENT(pev), em_use, light_use);
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if (FBitSet(pev->spawnflags, SF_LIGHT_START_OFF))
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LIGHT_STYLE(m_iStyle, "a");
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else if (m_iszPattern)
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LIGHT_STYLE(m_iStyle, (char *)STRING( m_iszPattern ));
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else
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LIGHT_STYLE(m_iStyle, "m");
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}
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}
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void CLight :: Use( CBaseEntity *pActivator, CBaseEntity *pCaller, USE_TYPE useType, float value )
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{
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if (m_iStyle >= 32)
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{
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if ( !ShouldToggle( useType, !FBitSet(pev->spawnflags, SF_LIGHT_START_OFF) ) )
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return;
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if (FBitSet(pev->spawnflags, SF_LIGHT_START_OFF))
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{
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if (m_iszPattern)
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LIGHT_STYLE(m_iStyle, (char *)STRING( m_iszPattern ));
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else
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LIGHT_STYLE(m_iStyle, "m");
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ClearBits(pev->spawnflags, SF_LIGHT_START_OFF);
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}
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else
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{
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LIGHT_STYLE(m_iStyle, "a");
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SetBits(pev->spawnflags, SF_LIGHT_START_OFF);
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}
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}
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}
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//
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// shut up spawn functions for new spotlights
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//
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LINK_ENTITY_TO_CLASS( light_spot, CLight );
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class CEnvLight : public CLight
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{
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public:
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void KeyValue( KeyValueData* pkvd );
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void Spawn( void );
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};
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LINK_ENTITY_TO_CLASS( light_environment, CEnvLight );
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void CEnvLight::KeyValue( KeyValueData* pkvd )
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{
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if (FStrEq(pkvd->szKeyName, "_light"))
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{
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int r, g, b, v, j;
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char szColor[64];
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j = sscanf( pkvd->szValue, "%d %d %d %d\n", &r, &g, &b, &v );
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if (j == 1)
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{
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g = b = r;
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}
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else if (j == 4)
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{
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r = r * (v / 255.0);
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g = g * (v / 255.0);
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b = b * (v / 255.0);
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}
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// simulate qrad direct, ambient,and gamma adjustments, as well as engine scaling
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r = pow( r / 114.0, 0.6 ) * 264;
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g = pow( g / 114.0, 0.6 ) * 264;
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b = pow( b / 114.0, 0.6 ) * 264;
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pkvd->fHandled = TRUE;
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sprintf( szColor, "%d", r );
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CVAR_SET_STRING( "sv_skycolor_r", szColor );
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sprintf( szColor, "%d", g );
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CVAR_SET_STRING( "sv_skycolor_g", szColor );
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sprintf( szColor, "%d", b );
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CVAR_SET_STRING( "sv_skycolor_b", szColor );
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}
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else
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{
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CLight::KeyValue( pkvd );
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}
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}
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void CEnvLight :: Spawn( void )
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{
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char szVector[64];
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UTIL_MakeAimVectors( pev->angles );
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sprintf( szVector, "%f", gpGlobals->v_forward.x );
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CVAR_SET_STRING( "sv_skyvec_x", szVector );
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sprintf( szVector, "%f", gpGlobals->v_forward.y );
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CVAR_SET_STRING( "sv_skyvec_y", szVector );
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sprintf( szVector, "%f", gpGlobals->v_forward.z );
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CVAR_SET_STRING( "sv_skyvec_z", szVector );
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CLight::Spawn( );
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}
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