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UsgsDigitalElevationModel Constructor (StreamFactory)

Initializes a new instance with the specified stream factory.

Namespace:  AGI.Foundation.Terrain
Assembly:  AGI.Foundation.TerrainReaders (in AGI.Foundation.TerrainReaders.dll) Version: 24.3.420.0 (24.3.420.0)
Syntax
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public UsgsDigitalElevationModel(
	StreamFactory streamFactory
)

Parameters

streamFactory
Type: AGI.Foundation.InfrastructureStreamFactory
The factory to use to create streams to read the terrain data.
Exceptions
ExceptionCondition
InvalidDataException Thrown when the Stream from the streamFactory ended unexpectedly before the required terrain data could be read.
InvalidDataException

Thrown when any of the following conditions are met:

  • The DEM file specifies an unsupported ground planimetric reference system code.
  • The vertical datum specified by the DEM file is unsupported.
  • The horizontal datum specified by the DEM file is unsupported.
  • The unit of measure for ground planimetric coordinates specified by the DEM file is unsupported.
  • The coordinates of the bounding quadrangle in the DEM file do not define a rectangle.
  • The number of profiles in the DEM file is different from the number of longitude posts expected based on the DEM extent and resolution.
InvalidOperationException Thrown when the Earth instance in the CalculationContext is not configured with a mean sea level (MSL).
ArgumentNullException Thrown when streamFactory is .
Remarks
The streams created by streamFactory must support seeking.
See Also