API Reference > Classes > PRC Curve Classes > OdPrcHelixType1Curve Class > OdPrcHelixType1Curve Methods > OdPrcHelixType1Curve::trigonometricOrientation Method
OdPrcHelixType1Curve::trigonometricOrientation Method
Syntax
C++
bool trigonometricOrientation() const;

Returns the current value of the trigonometric orientation flag. The trigonometric orientation flag determines the turn direction of the helix. If the flag is set to true, the helix turns in the clockwise direction; if the flag is set to false, it turns in the counter-clockwise direction.

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