bool ParticleSystem::UpdateSystem( float frametime )
{
// the entity emitting this system
cl_entity_t *source = UTIL_GetClientEntityWithServerIndex( m_iEntIndex );
if(!source)
{
// gEngfuncs.Con_Printf("ent not found\n" );
return false;
}
// Don't update if the system is outside the player's PVS.
if (source->curstate.msg_time < gEngfuncs.GetClientTime())
{ //remove particles
enable = 0;
}
else enable = (source->curstate.renderfx == kRenderFxAurora);
//check for contents to remove
if(m_iKillCondition == gEngfuncs.PM_PointContents(source->curstate.origin, NULL))
{
enable = 0;
}
if (m_pMainParticle == NULL)
{
if (enable)
{
ParticleType *pType = m_pMainType;
if (pType)
{
m_pMainParticle = pType->CreateParticle(this);//m_pMainParticle);
if (m_pMainParticle)
{
m_pMainParticle->m_iEntIndex = m_iEntIndex;
m_pMainParticle->age_death = -1; // never die
}
}
}
}
else if (!enable)
{
m_pMainParticle->age_death = 0; // die now
m_pMainParticle = NULL;
}
particle* pParticle = m_pActiveParticle;
particle* pLast = NULL;
while( pParticle )
{
if( UpdateParticle( pParticle, frametime ) )
{
pLast = pParticle;
pParticle = pParticle->nextpart;
}
else // deactivate it
{
if (pLast)
{
pLast->nextpart = pParticle->nextpart;
pParticle->nextpart = m_pFreeParticle;
m_pFreeParticle = pParticle;
pParticle = pLast->nextpart;
}
else // deactivate the first particle in the list
{
m_pActiveParticle = pParticle->nextpart;
pParticle->nextpart = m_pFreeParticle;
m_pFreeParticle = pParticle;
pParticle = m_pActiveParticle;
}
}
}
return true;
}
bool ParticleSystem::UpdateSystem( float frametime )
{
// the entity emitting this system
edict_t *source = GetEntityByIndex( m_iEntIndex );
if( !source ) return false;
// Don't update if the system is outside the player's PVS.
enable = (source->v.renderfx == kRenderFxAurora);
// check for contents to remove
if( POINT_CONTENTS( source->v.origin ) == m_iKillCondition )
{
enable = 0;
}
if( m_pMainParticle == NULL )
{
if ( enable )
{
ParticleType *pType = m_pMainType;
if ( pType )
{
m_pMainParticle = pType->CreateParticle( this );
if ( m_pMainParticle )
{
m_pMainParticle->m_iEntIndex = m_iEntIndex;
m_pMainParticle->age_death = -1; // never die
}
}
}
}
else if ( !enable )
{
m_pMainParticle->age_death = 0; // die now
m_pMainParticle = NULL;
}
particle* pParticle = m_pActiveParticle;
particle* pLast = NULL;
while( pParticle )
{
if ( UpdateParticle( pParticle, frametime ))
{
pLast = pParticle;
pParticle = pParticle->nextpart;
}
else // deactivate it
{
if ( pLast )
{
pLast->nextpart = pParticle->nextpart;
pParticle->nextpart = m_pFreeParticle;
m_pFreeParticle = pParticle;
pParticle = pLast->nextpart;
}
else // deactivate the first particle in the list
{
m_pActiveParticle = pParticle->nextpart;
pParticle->nextpart = m_pFreeParticle;
m_pFreeParticle = pParticle;
pParticle = m_pActiveParticle;
}
}
}
return true;
}
