Modified source engine (2017) developed by valve and leaked in 2020. Not for commercial purporses
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//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose:
//
//===========================================================================//
#include "cbase.h"
#include "soundscape.h"
#include "datamap.h"
#include "soundscape_system.h"
#include "triggers.h"
#include "saverestore_utlvector.h"
// memdbgon must be the last include file in a .cpp file!!!
#include "tier0/memdbgon.h"
ConVar soundscape_debug( "soundscape_debug", "0", FCVAR_CHEAT, "When on, draws lines to all env_soundscape entities. Green lines show the active soundscape, red lines show soundscapes that aren't in range, and white lines show soundscapes that are in range, but not the active soundscape." );
// ----------------------------------------------------------------------------- //
// CEnvSoundscapeProxy stuff.
// ----------------------------------------------------------------------------- //
LINK_ENTITY_TO_CLASS( env_soundscape_proxy, CEnvSoundscapeProxy );
BEGIN_DATADESC( CEnvSoundscapeProxy )
DEFINE_KEYFIELD( m_MainSoundscapeName, FIELD_STRING, "MainSoundscapeName" )
END_DATADESC()
CEnvSoundscapeProxy::CEnvSoundscapeProxy()
{
m_MainSoundscapeName = NULL_STRING;
}
void CEnvSoundscapeProxy::Activate()
{
if ( m_MainSoundscapeName != NULL_STRING )
{
CBaseEntity *pEntity = gEntList.FindEntityByName( NULL, m_MainSoundscapeName );
if ( pEntity )
{
m_hProxySoundscape = dynamic_cast< CEnvSoundscape* >( pEntity );
}
}
if ( m_hProxySoundscape )
{
// Copy the relevant parameters from our main soundscape.
m_soundscapeIndex = m_hProxySoundscape->m_soundscapeIndex;
for ( int i=0; i < ARRAYSIZE( m_positionNames ); i++ )
m_positionNames[i] = m_hProxySoundscape->m_positionNames[i];
}
else
{
Warning( "env_soundscape_proxy can't find target soundscape: '%s'\n", STRING( m_MainSoundscapeName ) );
}
BaseClass::Activate();
}
// ----------------------------------------------------------------------------- //
// CEnvSoundscape stuff.
// ----------------------------------------------------------------------------- //
LINK_ENTITY_TO_CLASS( env_soundscape, CEnvSoundscape );
BEGIN_DATADESC( CEnvSoundscape )
DEFINE_KEYFIELD( m_flRadius, FIELD_FLOAT, "radius" ),
// don't save, recomputed on load
//DEFINE_FIELD( m_soundscapeIndex, FIELD_INTEGER ),
DEFINE_FIELD( m_soundscapeName, FIELD_STRING ),
DEFINE_FIELD( m_hProxySoundscape, FIELD_EHANDLE ),
// Silence, Classcheck!
// DEFINE_ARRAY( m_positionNames, FIELD_STRING, 4 ),
DEFINE_KEYFIELD( m_positionNames[0], FIELD_STRING, "position0" ),
DEFINE_KEYFIELD( m_positionNames[1], FIELD_STRING, "position1" ),
DEFINE_KEYFIELD( m_positionNames[2], FIELD_STRING, "position2" ),
DEFINE_KEYFIELD( m_positionNames[3], FIELD_STRING, "position3" ),
DEFINE_KEYFIELD( m_positionNames[4], FIELD_STRING, "position4" ),
DEFINE_KEYFIELD( m_positionNames[5], FIELD_STRING, "position5" ),
DEFINE_KEYFIELD( m_positionNames[6], FIELD_STRING, "position6" ),
DEFINE_KEYFIELD( m_positionNames[7], FIELD_STRING, "position7" ),
DEFINE_KEYFIELD( m_bDisabled, FIELD_BOOLEAN, "StartDisabled" ),
DEFINE_INPUTFUNC( FIELD_VOID, "Enable", InputEnable ),
DEFINE_INPUTFUNC( FIELD_VOID, "Disable", InputDisable ),
DEFINE_INPUTFUNC( FIELD_VOID, "ToggleEnabled", InputToggleEnabled ),
DEFINE_OUTPUT( m_OnPlay, "OnPlay" ),
END_DATADESC()
CEnvSoundscape::CEnvSoundscape()
{
m_soundscapeName = NULL_STRING;
m_soundscapeIndex = -1;
m_soundscapeEntityId = -1;
m_bDisabled = false;
g_SoundscapeSystem.AddSoundscapeEntity( this );
}
CEnvSoundscape::~CEnvSoundscape()
{
g_SoundscapeSystem.RemoveSoundscapeEntity( this );
}
void CEnvSoundscape::InputEnable( inputdata_t &inputdata )
{
if (!IsEnabled())
{
Enable();
}
}
void CEnvSoundscape::InputDisable( inputdata_t &inputdata )
{
if (IsEnabled())
{
Disable();
}
}
void CEnvSoundscape::InputToggleEnabled( inputdata_t &inputdata )
{
if ( IsEnabled() )
{
Disable();
}
else
{
Enable();
}
}
//-----------------------------------------------------------------------------
// Purpose: Returns whether the laser is currently active.
//-----------------------------------------------------------------------------
bool CEnvSoundscape::IsEnabled( void ) const
{
return !m_bDisabled;
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CEnvSoundscape::Disable( void )
{
m_bDisabled = true;
// Reset if we are the currently active soundscape
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CEnvSoundscape::Enable( void )
{
m_bDisabled = false;
// Force the player to recheck soundscapes
}
bool CEnvSoundscape::KeyValue( const char *szKeyName, const char *szValue )
{
if (FStrEq(szKeyName, "soundscape"))
{
m_soundscapeName = AllocPooledString( szValue );
}
else
return BaseClass::KeyValue( szKeyName, szValue );
return true;
}
// returns true if the given sound entity is in range
// and can see the given player entity (pTarget)
bool CEnvSoundscape::InRangeOfPlayer( CBasePlayer *pTarget )
{
Vector vecSpot1 = EarPosition();
Vector vecSpot2 = pTarget->EarPosition();
// calc range from sound entity to player
Vector vecRange = vecSpot2 - vecSpot1;
float range = vecRange.Length();
if ( m_flRadius > range || m_flRadius == -1 )
{
trace_t tr;
UTIL_TraceLine( vecSpot1, vecSpot2, MASK_SOLID_BRUSHONLY|MASK_WATER, pTarget, COLLISION_GROUP_NONE, &tr );
if ( tr.fraction == 1 && !tr.startsolid )
{
return true;
}
}
return false;
}
int CEnvSoundscape::UpdateTransmitState()
{
// Always transmit all soundscapes to the player.
return SetTransmitState( FL_EDICT_ALWAYS );
}
void CEnvSoundscape::WriteAudioParamsTo( audioparams_t &audio )
{
audio.ent.Set( this );
audio.soundscapeIndex = m_soundscapeIndex;
audio.localBits = 0;
for ( int i = 0; i < ARRAYSIZE(m_positionNames); i++ )
{
if ( m_positionNames[i] != NULL_STRING )
{
// We are a valid entity for a sound position
CBaseEntity *pEntity = gEntList.FindEntityByName( NULL, m_positionNames[i], this, this );
if ( pEntity )
{
audio.localBits |= 1<<i;
audio.localSound.Set( i, pEntity->GetAbsOrigin() );
}
}
}
m_OnPlay.FireOutput( this, this );
}
//
// A client that is visible and in range of a sound entity will
// have its soundscape set by that sound entity. If two or more
// sound entities are contending for a client, then the nearest
// sound entity to the client will set the client's soundscape.
// A client's soundscape will remain set to its prior value until
// a new in-range, visible sound entity resets a new soundscape.
//
// CONSIDER: if player in water state, autoset and underwater soundscape?
void CEnvSoundscape::UpdateForPlayer( ss_update_t &update )
{
if ( !IsEnabled() )
{
if ( update.pCurrentSoundscape == this )
{
update.pCurrentSoundscape = NULL;
update.currentDistance = 0;
update.bInRange = false;
}
return;
}
// calc range from sound entity to player
Vector target = EarPosition();
float range = (update.playerPosition - target).Length();
if ( update.pCurrentSoundscape == this )
{
update.currentDistance = range;
update.bInRange = false;
if ( m_flRadius > range || m_flRadius == -1 )
{
trace_t tr;
update.traceCount++;
UTIL_TraceLine( target, update.playerPosition, MASK_SOLID_BRUSHONLY|MASK_WATER, update.pPlayer, COLLISION_GROUP_NONE, &tr );
if ( tr.fraction == 1 && !tr.startsolid )
{
update.bInRange = true;
}
}
}
else
{
if ( (!update.bInRange || range < update.currentDistance ) && (m_flRadius > range || m_flRadius == -1) )
{
trace_t tr;
update.traceCount++;
UTIL_TraceLine( target, update.playerPosition, MASK_SOLID_BRUSHONLY|MASK_WATER, update.pPlayer, COLLISION_GROUP_NONE, &tr );
if ( tr.fraction == 1 && !tr.startsolid )
{
audioparams_t &audio = update.pPlayer->GetAudioParams();
WriteAudioParamsTo( audio );
update.pCurrentSoundscape = this;
update.bInRange = true;
update.currentDistance = range;
}
}
}
if ( soundscape_debug.GetBool() )
{
// draw myself
NDebugOverlay::Box(GetAbsOrigin(), Vector(-10,-10,-10), Vector(10,10,10), 255, 0, 255, 64, NDEBUG_PERSIST_TILL_NEXT_SERVER );
if ( update.pPlayer )
{
audioparams_t &audio = update.pPlayer->GetAudioParams();
if ( audio.ent.Get() != this )
{
if ( InRangeOfPlayer( update.pPlayer ) )
{
NDebugOverlay::Line( GetAbsOrigin(), update.pPlayer->WorldSpaceCenter(), 255, 255, 255, true, NDEBUG_PERSIST_TILL_NEXT_SERVER );
}
else
{
NDebugOverlay::Line( GetAbsOrigin(), update.pPlayer->WorldSpaceCenter(), 255, 0, 0, true, NDEBUG_PERSIST_TILL_NEXT_SERVER );
}
}
else
{
if ( InRangeOfPlayer( update.pPlayer ) )
{
NDebugOverlay::Line( GetAbsOrigin(), update.pPlayer->WorldSpaceCenter(), 0, 255, 0, true, NDEBUG_PERSIST_TILL_NEXT_SERVER );
}
else
{
NDebugOverlay::Line( GetAbsOrigin(), update.pPlayer->WorldSpaceCenter(), 255, 170, 0, true, NDEBUG_PERSIST_TILL_NEXT_SERVER );
}
// also draw lines to each sound position.
// we don't store the number of local sound positions, just a bitvector of which ones are on.
unsigned int soundbits = audio.localBits.Get();
float periodic = 2.0f * sin((fmod(gpGlobals->curtime,2.0f) - 1.0f) * M_PI); // = -4f .. 4f
for (int ii = 0 ; ii < NUM_AUDIO_LOCAL_SOUNDS ; ++ii )
{
if ( soundbits & (1 << ii) )
{
const Vector &soundLoc = audio.localSound.Get(ii);
NDebugOverlay::Line( GetAbsOrigin(), soundLoc, 0, 32 , 255 , false, NDEBUG_PERSIST_TILL_NEXT_SERVER );
NDebugOverlay::Cross3D( soundLoc, 16.0f + periodic, 0, 0, 255, false, NDEBUG_PERSIST_TILL_NEXT_SERVER );
}
}
}
}
NDebugOverlay::EntityTextAtPosition( GetAbsOrigin(), 0, STRING(m_soundscapeName), NDEBUG_PERSIST_TILL_NEXT_SERVER );
}
}
//
// env_soundscape - spawn a sound entity that will set player soundscape
// when player moves in range and sight.
//
//
void CEnvSoundscape::Spawn( )
{
Precache();
// Because the soundscape has no model, need to make sure it doesn't get culled from the PVS for this reason and therefore
// never exist on the client, etc.
AddEFlags( EFL_FORCE_CHECK_TRANSMIT );
}
void CEnvSoundscape::Precache()
{
if ( m_soundscapeName == NULL_STRING )
{
DevMsg("Found soundscape entity with no soundscape name.\n" );
return;
}
m_soundscapeIndex = g_SoundscapeSystem.GetSoundscapeIndex( STRING(m_soundscapeName) );
if ( IsX360())
{
g_SoundscapeSystem.PrecacheSounds( m_soundscapeIndex );
}
if ( !g_SoundscapeSystem.IsValidIndex( m_soundscapeIndex ) )
{
DevWarning("Can't find soundscape: %s\n", STRING(m_soundscapeName) );
}
}
void CEnvSoundscape::DrawDebugGeometryOverlays( void )
{
if ( m_debugOverlays & (OVERLAY_BBOX_BIT|OVERLAY_PIVOT_BIT|OVERLAY_ABSBOX_BIT) )
{
CBasePlayer *pPlayer = UTIL_PlayerByIndex(1);
if ( pPlayer )
{
audioparams_t &audio = pPlayer->GetAudioParams();
if ( audio.ent.Get() != this )
{
CBaseEntity *pEnt = pPlayer; // ->GetSoundscapeListener();
if ( pEnt )
{
NDebugOverlay::Line(GetAbsOrigin(), pEnt->WorldSpaceCenter(), 255, 0, 255, false, 0 );
}
}
}
}
BaseClass::DrawDebugGeometryOverlays();
}
// ---------------------------------------------------------------------------------------------------- //
// CEnvSoundscapeTriggerable
// ---------------------------------------------------------------------------------------------------- //
LINK_ENTITY_TO_CLASS( env_soundscape_triggerable, CEnvSoundscapeTriggerable );
BEGIN_DATADESC( CEnvSoundscapeTriggerable )
END_DATADESC()
CEnvSoundscapeTriggerable::CEnvSoundscapeTriggerable()
{
}
void CEnvSoundscapeTriggerable::DelegateStartTouch( CBaseEntity *pEnt )
{
CBasePlayer *pPlayer = dynamic_cast< CBasePlayer* >( pEnt );
if ( !pPlayer )
return;
// Just in case.. we shouldn't already be in the player's list because it should have
// called DelegateEndTouch, but this seems to happen when they're noclipping.
pPlayer->m_hTriggerSoundscapeList.FindAndRemove( this );
// Add us to the player's list of soundscapes and
pPlayer->m_hTriggerSoundscapeList.AddToHead( this );
WriteAudioParamsTo( pPlayer->GetAudioParams() );
}
void CEnvSoundscapeTriggerable::DelegateEndTouch( CBaseEntity *pEnt )
{
CBasePlayer *pPlayer = dynamic_cast< CBasePlayer* >( pEnt );
if ( !pPlayer )
return;
// Remove us from the ent's list of soundscapes.
pPlayer->m_hTriggerSoundscapeList.FindAndRemove( this );
while ( pPlayer->m_hTriggerSoundscapeList.Count() > 0 )
{
CEnvSoundscapeTriggerable *pSS = dynamic_cast< CEnvSoundscapeTriggerable* >( pPlayer->m_hTriggerSoundscapeList[0].Get() );
if ( pSS )
{
// Make this one current.
pSS->WriteAudioParamsTo( pPlayer->GetAudioParams() );
return;
}
else
{
pPlayer->m_hTriggerSoundscapeList.Remove( 0 );
}
}
// No soundscapes left.
pPlayer->GetAudioParams().ent = NULL;
}
void CEnvSoundscapeTriggerable::Think()
{
// Overrides the base class's think and prevents it from running at all.
}
// ---------------------------------------------------------------------------------------------------- //
// CTriggerSoundscape
// ---------------------------------------------------------------------------------------------------- //
class CTriggerSoundscape : public CBaseTrigger
{
public:
DECLARE_CLASS( CTriggerSoundscape, CBaseTrigger );
DECLARE_DATADESC();
CTriggerSoundscape();
virtual void StartTouch( CBaseEntity *pOther );
virtual void EndTouch( CBaseEntity *pOther );
virtual void Spawn();
virtual void Activate();
void PlayerUpdateThink();
private:
CHandle<CEnvSoundscapeTriggerable> m_hSoundscape;
string_t m_SoundscapeName;
CUtlVector<CBasePlayerHandle> m_spectators; // spectators in our volume
};
LINK_ENTITY_TO_CLASS( trigger_soundscape, CTriggerSoundscape );
BEGIN_DATADESC( CTriggerSoundscape )
DEFINE_THINKFUNC( PlayerUpdateThink ),
DEFINE_KEYFIELD( m_SoundscapeName, FIELD_STRING, "soundscape" ),
DEFINE_FIELD( m_hSoundscape, FIELD_EHANDLE ),
DEFINE_UTLVECTOR( m_spectators, FIELD_EHANDLE ),
END_DATADESC()
CTriggerSoundscape::CTriggerSoundscape()
{
}
void CTriggerSoundscape::StartTouch( CBaseEntity *pOther )
{
if ( m_hSoundscape )
m_hSoundscape->DelegateStartTouch( pOther );
BaseClass::StartTouch( pOther );
}
void CTriggerSoundscape::EndTouch( CBaseEntity *pOther )
{
if ( m_hSoundscape )
m_hSoundscape->DelegateEndTouch( pOther );
BaseClass::EndTouch( pOther );
}
void CTriggerSoundscape::Spawn()
{
BaseClass::Spawn();
InitTrigger();
SetThink( &CTriggerSoundscape::PlayerUpdateThink );
SetNextThink( gpGlobals->curtime + 0.2 );
}
void CTriggerSoundscape::Activate()
{
m_hSoundscape = dynamic_cast< CEnvSoundscapeTriggerable* >( gEntList.FindEntityByName( NULL, m_SoundscapeName ) );
BaseClass::Activate();
}
// look for dead/spectating players in our volume, to call touch on
void CTriggerSoundscape::PlayerUpdateThink()
{
int i;
SetNextThink( gpGlobals->curtime + 0.2 );
CUtlVector<CBasePlayerHandle> oldSpectators;
oldSpectators = m_spectators;
m_spectators.RemoveAll();
for ( i=1; i <= gpGlobals->maxClients; ++i )
{
CBasePlayer *player = UTIL_PlayerByIndex( i );
if ( !player )
continue;
if ( player->IsAlive() )
continue;
// if the spectator is intersecting the trigger, track it, and start a touch if it is just starting to touch
if ( Intersects( player ) )
{
if ( !oldSpectators.HasElement( player ) )
{
StartTouch( player );
}
m_spectators.AddToTail( player );
}
}
// check for spectators who are no longer intersecting
for ( i=0; i<oldSpectators.Count(); ++i )
{
CBasePlayer *player = oldSpectators[i];
if ( !player )
continue;
if ( !m_spectators.HasElement( player ) )
{
EndTouch( player );
}
}
}