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Gamma Element

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Adjusts or corrects the intensity of an image for a particular output device, such as a monitor or scanner. The default value is 1 (no correction).

Syntax

<Gamma
    [Unit]
    [F]
    [Err]>
</Gamma>

Attributes

Unit

Optional string. Represents a unit of measure. The default is NUM. For details about NUM, see Units of measure.

F

Optional string. Represents the element's formula. This attribute can contain one of the following strings: "someFormula" if the formula exists locally, "No Formula" if the formula is locally deleted or blocked, or "Inh" if the formula is inherited.

If the attribute is not present, the element's formula is a simple constant, for example, <element>5</element>.

Err

Optional string. Indicates that the formula evaluates to an error. The value of Err is the current value (an error message string); the value of the element is the last valid value.

Element properties

Property

Value

Name

Gamma

Minimum Occurrences

0

Maximum Occurrences

1

Element information

Parent elements

Image

Child elements

None

The Gamma element is relevant only when contained in a Shape or StyleSheet element. It is ignored when contained in a DocumentSheet or PageSheet element.

See also

Gamma cell (Image Properties section)