Method UpdateVisibility

trinity/Eve/EveEffectRoot2.cpp:260–297

}

void EveEffectRoot2::UpdateVisibility( const EveUpdateContext& updateContext, const Matrix& parentTransform )
{
	if( !m_display )
	{
		return;
	}

	if( m_dynamicLODSelection )
	{
		Vector4 boundingSphere;
		GetBoundingSphere( boundingSphere );
		BoundingSphereTransform( m_worldTransform, boundingSphere );

		if( updateContext.GetFrustum().IsSphereVisible( &boundingSphere ) )
		{
			m_estimatedSize = updateContext.GetFrustum().GetPixelSizeAccross( &boundingSphere );
		}

		Tr2Lod oldLod = m_lodLevel;
		m_lodLevel = TR2_LOD_LOW;

		if( m_estimatedSize >= updateContext.GetMediumDetailThreshold() )
		{
			m_lodLevel = TR2_LOD_HIGH;
		}
		else if( m_estimatedSize >= updateContext.GetLowDetailThreshold() )
		{
			m_lodLevel = TR2_LOD_MEDIUM;
		}

		m_changeLOD |= oldLod != m_lodLevel;
	}

	for( auto ecIt = m_effectChildren.begin(); ecIt != m_effectChildren.end(); ++ecIt )
	{
		( *ecIt )->UpdateVisibility( updateContext, parentTransform, m_lodLevel );
	}
}

void EveEffectRoot2::GetRenderables( std::vector<ITr2Renderable*>& renderables, Tr2ImpostorManager* impostors )
{