Option

Description

Feature Mapping

Use feature mapping to update data format versions.

1. Enable Feature Mapping.

2. Select a data format for conversion from the Rule File list.

See the Support Files Guide for more information about mapping.

Apply Attribute Shifts

Increase or decrease depth or height values. The shift is applied to attributes with sounding or vertical datum types:

• Sounding: DRVAL1, DRVAL2, VALDCO, VALSOU

• Vertical: ELEVAT, HEIGHT, VERCCL, VERCLR, VERCOP, VERCSA

Procedure:

1. Enable Apply Attribute Shifts.

2. Type the shift value in metres in Depth or Height or both.

Values can be negative or positive:

• Depth: Positive values increase the depth; negative values decrease the depth.

• Height: Positive values increase the height; negative values decrease the height.