Table 6.84 — DRM_Feature_Topology_Hierarchy

Property

Description

Class

  • <DRM Feature Topology Hierarchy>

Superclass

Subclass

Definition

An instance of this DRM class specifies a spatially organized hierarchical collection of <DRM Feature Topology> instances, which includes all the <DRM Feature Topology> instances that lie within a defined spatial extent, and are components of a single <DRM Aggregate Feature> instance.

The feature_topology_level field specifies the level of feature topology that is present within the hierarchy represented by the given <DRM Feature Topology Hierarchy> instance.

Clarifications

None.

Class diagram

Figure 6.96 — DRM_Feature_Topology_Hierarchy

Inherited field elements

Field name

Range

Field data type

None

   

Field elements

Field name

Range

Field data type

feature_topology_level

 

Feature_Topology_Level

Associated to (one-way) (inherited)

  • None.

Associated to (one-way)

  • None.

Associated by (one-way) (inherited)

  • None.

Associated by (one-way)

  • None.

Associated with (two-way) (inherited)

  • None.

Associated with (two-way)

  • None.

Composed of (two-way) (inherited)

  • None.

Composed of (two-way)

  • None.

Composed of (two-way metadata) (inherited)

  • None.

Composed of (two-way metadata)

  • None.

Component of (two-way) (inherited)

  • None.

Component of (two-way)

Constraints

Example(s)

  • The set of all <DRM Feature Topology> instances contained within an independent topological surface, organized into a collection of regularly or irregularly shaped tiles.