The SEDRIS Data Representation Model
APPENDIX A - Classes
GCS Location 3D

Class Name: GCS Location 3D

Superclass - <Location 3D>

Subclasses

This DRM class is concrete and has no subclasses.

Definition

An instance of this DRM class specifies a coordinate within the Global Coordinate System (GCS) 3D Spatial Reference Frame (SRF).

See [I18026] for a complete definition.

Primary Page in DRM Diagram:

Secondary Pages in DRM Diagram:

This class appears on only one page of the DRM class diagram.

Example

No Example supplied.

FAQs

Is the GCS SRF projection-based?

No. The GCS SRF is a collection of Local Tangent Plane (LTP) SRFs. Within each, the Z value of the surface of the ORM is negative excepting at the origin (point of tangency).

Where can users obtain further information on GCS?

See the Spatial Reference Model (SRM) for additional details.

Constraints

Component of (two-way)(inherited)

Inherited Field Elements

This class has no inherited field elements.

Field Elements

SRM_GCS_Coordinate_3D coordinate;
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Last updated: October 1, 2002 Copyright © 2002 SEDRIS™