grp:CityObjectGroup

Type

Feature Type

Definition

SIG3D: Aggregation of city objects according to user defined criteria (e.g. grouping of rooms belonging to a certain storey).

Belongs to module

grp:CityObjectGroup

Derived from

core:_CityObject

Attributes and associations

Name

Type

core:creationDate

Date

core:terminationDate

Date

core:externalReference

ExternalReference

core:generalizesTo

_CityObject

core:relativeToTerrain

RelativeToTerrainType

core:relativeToWater

RelativeToWaterType

core:genericAttribute

_genericAttribute

core:appearance

Appearance

grp:class

GroupClass

grp:function

GroupFunction

grp:usage

GroupUsage

grp:parent

_CityObject

grp:groupMember

_CityObject

grp:geometry

GM_Object


Attribute type: core:creationDate

back

Definition

SIG3D: Date the _CityObject was generated.

Cardinality

0..1

Data type

Date



Attribute type: core:terminationDate

back

Definition

SIG3D: Date the _CityObject was removed

Cardinality

0..1

Data type

Date



Attribute type: core:externalReference

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Definition

SIG3D: Relation to an ExternalReference

Cardinality

0..*

Data type

ExternalReference



Attribute type: core:generalizesTo

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Definition

SIG3D: Relation to a _CityObject which represent the same real-world object in different Levels-of-Detail, i.e. a feature and its generalised counterpart(s). The direction of this relation is from the feature to the corresponding generalised feature.

Cardinality

0..*

Data type

_CityObject



Attribute type: core:relativeToTerrain

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Definition

SIG3D: Vertical position of the _CityObject relative to the surrounding terrain.

Cardinality

0..1

Data type

RelativeToTerrainType (Enumeration)



Code

Text

entirelyAboveTerrain

entirelyAboveTerrain

SIG3D: Object is located entirely above terrain.

substantiallyAboveTerrain

substantiallyAboveTerrain

SIG3D: Most, but not all parts of the object are located above terrain.

substantiallyAboveAndBelowTerrain

substantiallyAboveAndBelowTerrain

SIG3D: Parts of the object are located above terrain, and other parts below terrain.

substantiallyBelowTerrain

substantiallyBelowTerrain

SIG3D: Most, but not all parts of the object are located below terrain.

entirelyBelowTerrain

entirelyBelowTerrain

SIG3D: All parts of the object are located below terrain.



Attribute type: core:relativeToWater

back

Definition

SIG3D: Vertical position of the _CityObject relative to a surrounding water surface.

Cardinality

0..1

Data type

RelativeToWaterType (Enumeration)



Code

Text

entirelyAboveWaterSurface

entirelyAboveWaterSurface

SIG3D: Object is located entirely above water surface..

substantiallyAboveWaterSurface

substantiallyAboveWaterSurface

SIG3D: Most, but not all parts of the object are located above water surface.

substantiallyAboveAndBelowWaterSurface

substantiallyAboveAndBelowWaterSurface

SIG3D: Parts of the object are located above water surface, and other parts below water surface.

substantiallyBelowWaterSurface

substantiallyBelowWaterSurface

SIG3D: Most, but not all parts of the object are located below water surface.

entirelyBelowWaterSurface

entirelyBelowWaterSurface

SIG3D: All parts of the object are located below water surface.

temporarilyAboveAndBelowWaterSurface

temporarilyAboveAndBelowWaterSurface

SIG3D: The height of the water surface is varying and the object temporily is located above or below water level.



Attribute type: core:genericAttribute

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Definition

SIG3D: Relation to an AbstractGenericAttribute

Cardinality

0..*

Data type

_genericAttribute



Attribute type: core:appearance

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Definition

SIG3D: Relation of AbstractCityObject to AbstractAppearance.

Cardinality

0..*

Data type

Appearance



Attribute type: grp:class

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Definition

SIG3D: General semantical meaning of the aggregation. Classification of the aggregation as given by the relevant national regulations, information communities, or specific applications.

Cardinality

0..1

Data type

GroupClass (CodeList)



Attribute type: grp:function

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Definition

SIG3D: Specific semantic meaning of the aggregation. Function of the aggregation as given by the relevant national regulations, information communities, or specific applications.

Cardinality

0..*

Data type

GroupFunction (CodeList)



Attribute type: grp:usage

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Definition

SIG3D: Usage of the aggregation as given by the relevant national regulations, information communities, or specific applications.

Cardinality

0..*

Data type

GroupUsage (CodeList)



Attribute type: grp:parent

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Definition

SIG3D: Reference to a _CityObject related to the aggregation as a whole (e.g. the corresponding building object for the aggregation of rooms to a storey).

Cardinality

0..1

Data type

_CityObject



Attribute type: grp:groupMember

back

Definition

Cardinality

0..*

Data type

_CityObject



Attribute type: grp:geometry

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Definition

SIG3D: Specific geometry assigned to the aggregation (e. g. the floor surface of a building storey represented by an aggregation of rooms).

Cardinality

0..1

Data type

GM_Object