IfcDirectionSenseEnum

IfcDirectionSenseEnum是一个枚举，表示沿给定轴方向感是正的还是负的。

IFC2x中的历史新类型。

Enumeration definition

Constant	Description
POSITIVE	Direction defined to be positive.
NEGATIVE	Direction defined to be negative.

 

EXPRESS Specification

TYPE IfcDirectionSenseEnum = ENUMERATION OF (
 POSITIVE,
 NEGATIVE);
END_TYPE;