Note that you have to set hatch pattern properties, such as, pattern angle, pattern scale, associativity, and pattern name just after AcDbHatch has been created. After appending loops to the hatch ...

By Balaji Ramamoorthy If the "SetHatchPattern" method throws an "eInvalidInput" exception while creating a hatch using a CustomDefined hatch pattern, here are few points to check. 1) Is the pattern ...

Hatch patterns are defined in one or more definition files that have a .pat file extension. You can use the hatch patterns as they are, modify them, or create your own custom hatch patterns.