//-----------------------------------------------------------------------------
// Bounding box
//-----------------------------------------------------------------------------
CNewParticleEffect* CNewParticleEffect::ReplaceWith( const char *pParticleSystemName )
{
StopEmission( false, true, true );
if ( !pParticleSystemName || !pParticleSystemName[0] )
return NULL;
CSmartPtr< CNewParticleEffect > pNewEffect = CNewParticleEffect::Create( GetOwner(), pParticleSystemName, pParticleSystemName );
if ( !pNewEffect->IsValid() )
return pNewEffect.GetObject();
// Copy over the control point data
for ( int i = 0; i < MAX_PARTICLE_CONTROL_POINTS; ++i )
{
if ( !ReadsControlPoint( i ) )
continue;
Vector vecForward, vecRight, vecUp;
pNewEffect->SetControlPoint( i, GetControlPointAtCurrentTime( i ) );
GetControlPointOrientationAtCurrentTime( i, &vecForward, &vecRight, &vecUp );
pNewEffect->SetControlPointOrientation( i, vecForward, vecRight, vecUp );
pNewEffect->SetControlPointParent( i, GetControlPointParent( i ) );
}
if ( !m_hOwner )
return pNewEffect.GetObject();
m_hOwner->ParticleProp()->ReplaceParticleEffect( this, pNewEffect.GetObject() );
return pNewEffect.GetObject();
}
//-----------------------------------------------------------------------------
// Bounding box
//-----------------------------------------------------------------------------
CNewParticleEffect* CNewParticleEffect::ReplaceWith( const char *pParticleSystemName )
{
StopEmission( false, true, true );
if ( !pParticleSystemName || !pParticleSystemName[0] )
return NULL;
CNewParticleEffect *pNewEffect = CNewParticleEffect::Create( GetOwner(), pParticleSystemName, pParticleSystemName );
if ( !pNewEffect )
return NULL;
// Copy over the control point data
for ( int i = 0; i < MAX_PARTICLE_CONTROL_POINTS; ++i )
{
if ( !ReadsControlPoint( i ) )
continue;
Vector vecForward, vecRight, vecUp;
pNewEffect->SetControlPoint( i, GetControlPointAtCurrentTime( i ) );
GetControlPointOrientationAtCurrentTime( i, &vecForward, &vecRight, &vecUp );
pNewEffect->SetControlPointOrientation( i, vecForward, vecRight, vecUp );
pNewEffect->SetControlPointParent( i, GetControlPointParent( i ) );
}
if ( m_hOwner )
{
m_hOwner->ParticleProp()->ReplaceParticleEffect( this, pNewEffect );
}
// fixup any other references to the old system, to point to the new system
while( m_References.m_pHead )
{
// this will remove the reference from m_References
m_References.m_pHead->Set( pNewEffect );
}
// At this point any references should have been redirected,
// but we may still be running with some stray particles, so we
// might not be flagged for removal - force the issue!
Assert( m_RefCount == 0 );
SetRemoveFlag();
return pNewEffect;
}
//-----------------------------------------------------------------------------
// Rendering
//-----------------------------------------------------------------------------
int CNewParticleEffect::DrawModel( int flags, const RenderableInstance_t &instance )
{
VPROF_BUDGET( "CNewParticleEffect::DrawModel", VPROF_BUDGETGROUP_PARTICLE_RENDERING );
if ( r_DrawParticles.GetBool() == false )
return 0;
if ( !GetClientMode()->ShouldDrawParticles() || !ParticleMgr()->ShouldRenderParticleSystems() )
return 0;
if( flags & STUDIO_SHADOWDEPTHTEXTURE )
return 0;
if ( m_hOwner && m_hOwner->IsDormant() )
return 0;
// do distance cull check here. We do it here instead of in particles so we can easily only do
// it for root objects, not bothering to cull children individually
CMatRenderContextPtr pRenderContext( materials );
if ( !m_pDef->IsScreenSpaceEffect() && !m_pDef->IsViewModelEffect() )
{
Vector vecCamera;
pRenderContext->GetWorldSpaceCameraPosition( &vecCamera );
if ( ( CalcSqrDistanceToAABB( m_MinBounds, m_MaxBounds, vecCamera ) > ( m_pDef->m_flMaxDrawDistance * m_pDef->m_flMaxDrawDistance ) ) )
return 0;
}
if ( ( flags & STUDIO_TRANSPARENCY ) || !IsBatchable() || !m_pDef->IsDrawnThroughLeafSystem() )
{
int viewentity = render->GetViewEntity();
C_BaseEntity *pCameraObject = cl_entitylist->GetEnt( viewentity );
// apply logic that lets you skip rendering a system if the camera is attached to its entity
if ( ( ( pCameraObject &&
( m_pDef->m_nSkipRenderControlPoint != -1 ) &&
( m_pDef->m_nSkipRenderControlPoint <= m_nHighestCP ) &&
( GetControlPointEntity( m_pDef->m_nSkipRenderControlPoint ) == pCameraObject ) ) ) ||
( ( pCameraObject &&
( m_pDef->m_nAllowRenderControlPoint != -1 ) &&
( m_pDef->m_nAllowRenderControlPoint <= m_nHighestCP ) &&
( GetControlPointEntity( m_pDef->m_nAllowRenderControlPoint ) != pCameraObject ) ) ) )
return 0;
Vector4D vecDiffuseModulation( 1.0f, 1.0f, 1.0f, 1.0f ); //instance.m_nAlpha / 255.0f );
pRenderContext->MatrixMode( MATERIAL_MODEL );
pRenderContext->PushMatrix();
pRenderContext->LoadIdentity();
Render( pRenderContext, vecDiffuseModulation, ( flags & STUDIO_TRANSPARENCY ) ? IsTwoPass() : false, pCameraObject );
pRenderContext->MatrixMode( MATERIAL_MODEL );
pRenderContext->PopMatrix();
}
else
{
g_pParticleSystemMgr->AddToRenderCache( this );
}
if ( cl_particles_show_bbox.GetBool() )
{
Vector center = GetRenderOrigin();
Vector mins = m_MinBounds - center;
Vector maxs = m_MaxBounds - center;
int r, g;
if ( GetAutoUpdateBBox() )
{
// red is bad, the bbox update is costly
r = 255;
g = 0;
}
else
{
// green, this effect presents less cpu load
r = 0;
g = 255;
}
Vector vecCurCPPos = GetControlPointAtCurrentTime( 0 );
debugoverlay->AddBoxOverlay( center, mins, maxs, QAngle( 0, 0, 0 ), r, g, 0, 16, 0 );
debugoverlay->AddTextOverlayRGB( center, 0, 0, r, g, 0, 64, "%s:(%d)", GetEffectName(),
m_nActiveParticles );
}
return 1;
}
