//-----------------------------------------------------------------------------
// Creates the efficient spotlight
//-----------------------------------------------------------------------------
void CPointSpotlight::CreateEfficientSpotlight()
{
if ( m_hSpotlightTarget.Get() != NULL )
return;
SpotlightCreate();
m_vSpotlightCurrentPos = SpotlightCurrentPos();
m_hSpotlightTarget->SetAbsOrigin( m_vSpotlightCurrentPos );
m_hSpotlightTarget->m_vSpotlightOrg = GetAbsOrigin();
VectorSubtract( m_hSpotlightTarget->GetAbsOrigin(), m_hSpotlightTarget->m_vSpotlightOrg, m_hSpotlightTarget->m_vSpotlightDir );
m_flSpotlightCurLength = VectorNormalize( m_hSpotlightTarget->m_vSpotlightDir );
m_hSpotlightTarget->SetMoveType( MOVETYPE_NONE );
ComputeRenderInfo();
}
//------------------------------------------------------------------------------
// Purpose : Update the direction and position of my spotlight
// Input :
// Output :
//------------------------------------------------------------------------------
void CPointSpotlight::SpotlightUpdate(void)
{
// ---------------------------------------------------
// If I don't have a spotlight attempt to create one
// ---------------------------------------------------
if ( !m_hSpotlight )
{
if ( m_bSpotlightOn )
{
// Make the spotlight
SpotlightCreate();
}
else
{
return;
}
}
else if ( !m_bSpotlightOn )
{
SpotlightDestroy();
return;
}
if ( !m_hSpotlightTarget )
{
DevWarning( "**Attempting to update point_spotlight but target ent is NULL\n" );
SpotlightDestroy();
SpotlightCreate();
if ( !m_hSpotlightTarget )
return;
}
m_vSpotlightCurrentPos = SpotlightCurrentPos();
// Update spotlight target velocity
Vector vTargetDir;
VectorSubtract( m_vSpotlightCurrentPos, m_hSpotlightTarget->GetAbsOrigin(), vTargetDir );
float vTargetDist = vTargetDir.Length();
// If we haven't moved at all, don't recompute
if ( vTargetDist < 1 )
{
m_hSpotlightTarget->SetAbsVelocity( vec3_origin );
return;
}
Vector vecNewVelocity = vTargetDir;
VectorNormalize(vecNewVelocity);
vecNewVelocity *= (10 * vTargetDist);
// If a large move is requested, just jump to final spot as we probably hit a discontinuity
if (vecNewVelocity.Length() > 200)
{
VectorNormalize(vecNewVelocity);
vecNewVelocity *= 200;
VectorNormalize(vTargetDir);
m_hSpotlightTarget->SetAbsOrigin( m_vSpotlightCurrentPos );
}
m_hSpotlightTarget->SetAbsVelocity( vecNewVelocity );
m_hSpotlightTarget->m_vSpotlightOrg = GetAbsOrigin();
// Avoid sudden change in where beam fades out when cross disconinuities
VectorSubtract( m_hSpotlightTarget->GetAbsOrigin(), m_hSpotlightTarget->m_vSpotlightOrg, m_hSpotlightTarget->m_vSpotlightDir );
float flBeamLength = VectorNormalize( m_hSpotlightTarget->m_vSpotlightDir );
m_flSpotlightCurLength = (0.60*m_flSpotlightCurLength) + (0.4*flBeamLength);
ComputeRenderInfo();
//NDebugOverlay::Cross3D(GetAbsOrigin(),Vector(-5,-5,-5),Vector(5,5,5),0,255,0,true,0.1);
//NDebugOverlay::Cross3D(m_vSpotlightCurrentPos,Vector(-5,-5,-5),Vector(5,5,5),0,255,0,true,0.1);
//NDebugOverlay::Cross3D(m_vSpotlightTargetPos,Vector(-5,-5,-5),Vector(5,5,5),255,0,0,true,0.1);
}
//-----------------------------------------------------------------------------
void C_BeamSpotLight::ClientThink( void )
{
float dt = gpGlobals->curtime - m_lastTime;
if ( !m_lastTime )
{
dt = 0.0f;
}
m_lastTime = gpGlobals->curtime;
// ---------------------------------------------------
// If I don't have a spotlight attempt to create one
// ---------------------------------------------------
if ( !m_hSpotlight )
{
if ( m_bSpotlightOn )
{
// Make the spotlight
SpotlightCreate();
}
else
{
SetNextClientThink( CLIENT_THINK_NEVER );
return;
}
}
else if ( !m_bSpotlightOn )
{
SpotlightDestroy();
SetNextClientThink( CLIENT_THINK_NEVER );
return;
}
// update rotation
if ( m_flRotationSpeed != 0.0f )
{
QAngle angles = GetAbsAngles();
angles[m_nRotationAxis] += m_flRotationSpeed * dt;
angles[m_nRotationAxis] = anglemod(angles[m_nRotationAxis]);
if ( !m_pCache )
{
m_pCache = new CSpotlightTraceCacheEntry[NUM_CACHE_ENTRIES];
}
SetAbsAngles( angles );
}
m_vSpotlightCurrentPos = SpotlightCurrentPos();
Assert( m_hSpotlight );
m_hSpotlight->SetStartPos( GetAbsOrigin() );
m_hSpotlight->SetEndPos( m_vSpotlightCurrentPos );
// Avoid sudden change in where beam fades out when cross disconinuities
Vector dir = m_vSpotlightCurrentPos - GetAbsOrigin();
float flBeamLength = VectorNormalize( dir );
m_flSpotlightCurLength = (0.60*m_flSpotlightCurLength) + (0.4*flBeamLength);
ComputeRenderInfo();
m_hSpotlight->RelinkBeam();
//NDebugOverlay::Cross3D(GetAbsOrigin(),Vector(-5,-5,-5),Vector(5,5,5),0,255,0,true,0.1);
//NDebugOverlay::Cross3D(m_vSpotlightCurrentPos,Vector(-5,-5,-5),Vector(5,5,5),0,255,0,true,0.1);
//NDebugOverlay::Cross3D(m_vSpotlightTargetPos,Vector(-5,-5,-5),Vector(5,5,5),255,0,0,true,0.1);
// Do we need to keep updating?
if ( !GetMoveParent() && m_flRotationSpeed == 0 )
{
// No reason to think again, we're not going to move unless there's a data change
SetNextClientThink( CLIENT_THINK_NEVER );
}
}