drcPattern

Mark up DRC rules
The creation of design rule test patterns in a GDS file can be a complex data analysis problem when only using the (derived) layer definition. Using this field to describe the intent of the DRC allows the xsl code to be more readable and easier to maintain.
Use for test pattern creation with derived layers, see sharedPDAFlow/xsl/drc/drcpattern code for complex patterns.

Structure

This element does not have elements. The attributes are shown below, in a sorted per type fashion.

<drcPattern  type="..."  width="..." ... > ... </drcPattern>

XSD

The schema file can be downloaded or viewed at Epiphany.

Details

type

This defines the test pattern to be used for this DRC to be able to generate more suitable example GDS file with pass/fail criteria. The values that are used are not specified but relates to the xsl code, which creates the patterns. Type epIdentifier documentation: See pdaIdentifier; defined in Epiphany.xsd to avoid cross-includes.
It is slightly extended with allowing the :#$ after the first char.

width