You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
192 lines
4.6 KiB
192 lines
4.6 KiB
![]()
4 years ago
|
//========= Copyright Valve Corporation, All rights reserved. ============//
|
||
|
//
|
||
|
// Purpose: area portal entity: toggles visibility areas on/off
|
||
|
//
|
||
|
// NOTE: These are not really brush entities. They are brush entities from a
|
||
|
// designer/worldcraft perspective, but by the time they reach the game, the
|
||
|
// brush model is gone and this is, in effect, a point entity.
|
||
|
//
|
||
|
// $NoKeywords: $
|
||
|
//=============================================================================//
|
||
|
|
||
|
#include "cbase.h"
|
||
|
#include "func_areaportalbase.h"
|
||
|
|
||
|
// memdbgon must be the last include file in a .cpp file!!!
|
||
|
#include "tier0/memdbgon.h"
|
||
|
|
||
|
enum areaportal_state
|
||
|
{
|
||
|
AREAPORTAL_CLOSED = 0,
|
||
|
AREAPORTAL_OPEN = 1,
|
||
|
};
|
||
|
|
||
|
|
||
|
class CAreaPortal : public CFuncAreaPortalBase
|
||
|
{
|
||
|
public:
|
||
|
DECLARE_CLASS( CAreaPortal, CFuncAreaPortalBase );
|
||
|
|
||
|
CAreaPortal();
|
||
|
|
||
|
virtual void Spawn( void );
|
||
|
virtual void Precache( void );
|
||
|
virtual void Use( CBaseEntity *pActivator, CBaseEntity *pCaller, USE_TYPE useType, float value );
|
||
|
virtual bool KeyValue( const char *szKeyName, const char *szValue );
|
||
|
virtual int UpdateTransmitState();
|
||
|
|
||
|
// Input handlers
|
||
|
void InputOpen( inputdata_t &inputdata );
|
||
|
void InputClose( inputdata_t &inputdata );
|
||
|
void InputToggle( inputdata_t &inputdata );
|
||
|
|
||
|
virtual bool UpdateVisibility( const Vector &vOrigin, float fovDistanceAdjustFactor, bool &bIsOpenOnClient );
|
||
|
|
||
|
DECLARE_DATADESC();
|
||
|
|
||
|
private:
|
||
|
bool UpdateState( void );
|
||
|
|
||
|
int m_state;
|
||
|
};
|
||
|
|
||
|
LINK_ENTITY_TO_CLASS( func_areaportal, CAreaPortal );
|
||
|
|
||
|
BEGIN_DATADESC( CAreaPortal )
|
||
|
|
||
|
DEFINE_KEYFIELD( m_portalNumber, FIELD_INTEGER, "portalnumber" ),
|
||
|
DEFINE_FIELD( m_state, FIELD_INTEGER ),
|
||
|
|
||
|
// Inputs
|
||
|
DEFINE_INPUTFUNC( FIELD_VOID, "Open", InputOpen ),
|
||
|
DEFINE_INPUTFUNC( FIELD_VOID, "Close", InputClose ),
|
||
|
DEFINE_INPUTFUNC( FIELD_VOID, "Toggle", InputToggle ),
|
||
|
|
||
|
// TODO: obsolete! remove
|
||
|
DEFINE_INPUTFUNC( FIELD_VOID, "TurnOn", InputClose ),
|
||
|
DEFINE_INPUTFUNC( FIELD_VOID, "TurnOff", InputOpen ),
|
||
|
|
||
|
END_DATADESC()
|
||
|
|
||
|
|
||
|
|
||
|
CAreaPortal::CAreaPortal()
|
||
|
{
|
||
|
m_state = AREAPORTAL_OPEN;
|
||
|
}
|
||
|
|
||
|
|
||
|
void CAreaPortal::Spawn( void )
|
||
|
{
|
||
|
AddEffects( EF_NORECEIVESHADOW | EF_NOSHADOW );
|
||
|
Precache();
|
||
|
}
|
||
|
|
||
|
|
||
|
//-----------------------------------------------------------------------------
|
||
|
// Purpose: notify the engine of the state at startup/restore
|
||
|
//-----------------------------------------------------------------------------
|
||
|
void CAreaPortal::Precache( void )
|
||
|
{
|
||
|
UpdateState();
|
||
|
}
|
||
|
|
||
|
|
||
|
//------------------------------------------------------------------------------
|
||
|
// Purpose :
|
||
|
//------------------------------------------------------------------------------
|
||
|
void CAreaPortal::InputClose( inputdata_t &inputdata )
|
||
|
{
|
||
|
m_state = AREAPORTAL_CLOSED;
|
||
|
UpdateState();
|
||
|
}
|
||
|
|
||
|
|
||
|
//------------------------------------------------------------------------------
|
||
|
// Purpose :
|
||
|
//------------------------------------------------------------------------------
|
||
|
void CAreaPortal::InputOpen( inputdata_t &inputdata )
|
||
|
{
|
||
|
m_state = AREAPORTAL_OPEN;
|
||
|
UpdateState();
|
||
|
}
|
||
|
|
||
|
|
||
|
//------------------------------------------------------------------------------
|
||
|
// Purpose :
|
||
|
//------------------------------------------------------------------------------
|
||
|
void CAreaPortal::InputToggle( inputdata_t &inputdata )
|
||
|
{
|
||
|
m_state = ((m_state == AREAPORTAL_OPEN) ? AREAPORTAL_CLOSED : AREAPORTAL_OPEN);
|
||
|
UpdateState();
|
||
|
}
|
||
|
|
||
|
|
||
|
bool CAreaPortal::UpdateVisibility( const Vector &vOrigin, float fovDistanceAdjustFactor, bool &bIsOpenOnClient )
|
||
|
{
|
||
|
if ( m_state )
|
||
|
{
|
||
|
// We're not closed, so give the base class a chance to close it.
|
||
|
return BaseClass::UpdateVisibility( vOrigin, fovDistanceAdjustFactor, bIsOpenOnClient );
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
bIsOpenOnClient = false;
|
||
|
return false;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
|
||
|
//------------------------------------------------------------------------------
|
||
|
// Purpose :
|
||
|
// Input :
|
||
|
// Output :
|
||
|
//------------------------------------------------------------------------------
|
||
|
void CAreaPortal::Use( CBaseEntity *pActivator, CBaseEntity *pCaller, USE_TYPE useType, float value )
|
||
|
{
|
||
|
if ( useType == USE_ON )
|
||
|
{
|
||
|
m_state = AREAPORTAL_OPEN;
|
||
|
}
|
||
|
else if ( useType == USE_OFF )
|
||
|
{
|
||
|
m_state = AREAPORTAL_CLOSED;
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
return;
|
||
|
}
|
||
|
|
||
|
UpdateState();
|
||
|
}
|
||
|
|
||
|
|
||
|
bool CAreaPortal::KeyValue( const char *szKeyName, const char *szValue )
|
||
|
{
|
||
|
if( FStrEq( szKeyName, "StartOpen" ) )
|
||
|
{
|
||
|
m_state = (atoi(szValue) != 0) ? AREAPORTAL_OPEN : AREAPORTAL_CLOSED;
|
||
|
|
||
|
return true;
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
return BaseClass::KeyValue( szKeyName, szValue );
|
||
|
}
|
||
|
}
|
||
|
|
||
|
|
||
|
bool CAreaPortal::UpdateState()
|
||
|
{
|
||
|
engine->SetAreaPortalState( m_portalNumber, m_state );
|
||
|
return !!m_state;
|
||
|
}
|
||
|
|
||
|
|
||
|
int CAreaPortal::UpdateTransmitState()
|
||
|
{
|
||
|
// Our brushes are kept around so don't transmit anything since we don't want to draw them.
|
||
|
return SetTransmitState( FL_EDICT_DONTSEND );
|
||
|
}
|
||
|
|