#### IfcSameCartesianPoint

##### Semantic definitions at the function

Function Definition

The function compares two IfcCartesianPoint's and ensures that they are the same (with an epsilon precision factor).

> HISTORY: New function in Release IFC2x Edition 2

##### Formal representations

EXPRESS Specification

FUNCTION IfcSameCartesianPoint
(cp1, cp2 : IfcCartesianPoint; Epsilon : REAL)
: LOGICAL;
LOCAL
cp1x : REAL := cp1.Coordinates[1];
cp1y : REAL := cp1.Coordinates[2];
cp1z : REAL := 0;
cp2x : REAL := cp2.Coordinates[1];
cp2y : REAL := cp2.Coordinates[2];
cp2z : REAL := 0;
END_LOCAL;
IF (SIZEOF(cp1.Coordinates) > 2) THEN
cp1z := cp1.Coordinates[3];
END_IF;
IF (SIZEOF(cp2.Coordinates) > 2) THEN
cp2z := cp2.Coordinates[3];
END_IF;
RETURN (IfcSameValue(cp1x,cp2x,Epsilon) AND
IfcSameValue(cp1y,cp2y,Epsilon) AND
IfcSameValue(cp1z,cp2z,Epsilon));
END_FUNCTION;

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