L0 = <http://www.simantics.org/Layer0-1.1>

G3D = <http://www.simantics.org/G3D-0.1> : L0.Ontology
    @L0.new
    L0.HasResourceClass "org.simantics.g3d.ontology.G3D"


G3D.Tuple3D <T L0.Literal
   @L0.assert L0.HasDataType $(Double[3])
   
G3D.Tuple4D <T L0.Literal
   @L0.assert L0.HasDataType $(Double[4])


G3D.Position <T G3D.Tuple3D

G3D.Orientation <T G3D.Tuple4D

G3D.hasNodeProperty <R L0.HasProperty

G3D.hasNonTransformation <R G3D.hasNodeProperty
G3D.hasTransformation <R G3D.hasNodeProperty


G3D.hasOrientation <R G3D.hasTransformation
  --> G3D.Orientation
  
G3D.hasPosition <R G3D.hasTransformation
  --> G3D.Position
  
G3D.hasWorldOrientation <R G3D.hasTransformation
  --> G3D.Orientation
  @L0.tag L0.Abstract
  
G3D.hasWorldPosition <R G3D.hasTransformation
  --> G3D.Position
  @L0.tag L0.Abstract

G3D.nodes <R L0.IsComposedOf
   @L0.tag L0.Abstract
   L0.InverseOf G3D.parentNode <R L0.IsWeaklyRelatedTo
   L0.HasDomain G3D.BaseNode
   L0.HasRange G3D.BaseNode
   
G3D.geometryDefinition <R G3D.nodes
   L0.InverseOf G3D.geometryDefinitionOf

G3D.children <R G3D.nodes
   L0.InverseOf G3D.parent

G3D.BaseNode <T L0.Entity
   @L0.tag L0.Abstract
   @L0.singleProperty G3D.hasPosition
   @L0.singleProperty G3D.hasOrientation

G3D.RootNode <T G3D.BaseNode

G3D.Node <T G3D.BaseNode


// Structural modelling

G3D.publishes <R L0.DomainOf