//-----------------------------------------------------------------------------
// Purpose: Starts the effect
// Input : *pParticleMgr -
// *pArgs -
//-----------------------------------------------------------------------------
void C_SteamJet::Start(CParticleMgr *pParticleMgr, IPrototypeArgAccess *pArgs)
{
#ifdef GE_DLL
// If the client doesn't want the heat wave effect for explosions disable starting
if ( m_bIsForExplosion && cl_ge_noexpheatwave.GetBool() )
return;
#endif
pParticleMgr->AddEffect( &m_ParticleEffect, this );
switch(m_nType)
{
case STEAM_NORMAL:
default:
m_MaterialHandle = g_Mat_DustPuff[0];
break;
case STEAM_HEATWAVE:
m_MaterialHandle = m_ParticleEffect.FindOrAddMaterial("sprites/heatwave");
break;
}
m_ParticleSpawn.Init(m_Rate);
m_Lifetime = m_JetLength / m_Speed;
m_pParticleMgr = pParticleMgr;
UpdateLightingRamp();
}
//-----------------------------------------------------------------------------
// Purpose: Starts the effect
// Input : *pParticleMgr -
// *pArgs -
//-----------------------------------------------------------------------------
void C_SteamJet::Start(CParticleMgr *pParticleMgr, IPrototypeArgAccess *pArgs)
{
pParticleMgr->AddEffect( &m_ParticleEffect, this );
switch(m_nType)
{
case STEAM_NORMAL:
default:
m_MaterialHandle = m_ParticleEffect.FindOrAddMaterial("particle/particle_smokegrenade");
break;
case STEAM_HEATWAVE:
m_MaterialHandle = m_ParticleEffect.FindOrAddMaterial("sprites/heatwave");
break;
}
m_ParticleSpawn.Init(m_Rate);
m_Lifetime = m_JetLength / m_Speed;
m_pParticleMgr = pParticleMgr;
UpdateLightingRamp();
}
void C_SteamJet::Update(float fTimeDelta)
{
if(!m_pParticleMgr)
{
assert(false);
return;
}
if( m_bEmit )
{
// Add new particles.
int nToEmit = 0;
float tempDelta = fTimeDelta;
while( m_ParticleSpawn.NextEvent(tempDelta) )
++nToEmit;
if ( nToEmit > 0 )
{
Vector forward, right, up;
AngleVectors(GetAbsAngles(), &forward, &right, &up);
// Legacy env_steamjet entities faced left instead of forward.
if (m_bFaceLeft)
{
Vector temp = forward;
forward = -right;
right = temp;
}
// EVIL: Ideally, we could tell the renderer our OBB, and let it build a big box that encloses
// the entity with its parent so it doesn't have to setup its parent's bones here.
Vector vEndPoint = GetAbsOrigin() + forward * m_Speed;
Vector vMin, vMax;
VectorMin( GetAbsOrigin(), vEndPoint, vMin );
VectorMax( GetAbsOrigin(), vEndPoint, vMax );
m_ParticleEffect.SetBBox( vMin, vMax );
if ( m_ParticleEffect.WasDrawnPrevFrame() )
{
while ( nToEmit-- )
{
// Make a new particle.
if( SteamJetParticle *pParticle = (SteamJetParticle*) m_ParticleEffect.AddParticle( sizeof(SteamJetParticle), m_MaterialHandle ) )
{
pParticle->m_Pos = GetAbsOrigin();
pParticle->m_Velocity =
FRand(-m_SpreadSpeed,m_SpreadSpeed) * right +
FRand(-m_SpreadSpeed,m_SpreadSpeed) * up +
m_Speed * forward;
pParticle->m_Lifetime = 0;
pParticle->m_DieTime = m_Lifetime;
pParticle->m_uchStartSize = m_StartSize;
pParticle->m_uchEndSize = m_EndSize;
pParticle->m_flRoll = random->RandomFloat( 0, 360 );
pParticle->m_flRollDelta = random->RandomFloat( -m_flRollSpeed, m_flRollSpeed );
}
}
}
UpdateLightingRamp();
}
}
}
