OdDbRay::getStartPoint Method

Syntax

C++

virtual OdResult getStartPoint(OdGePoint3d& startPoint) const;

Parameters	Description
OdGePoint3d& startPoint	[out] Reference to a variable in which this method must save the start point as three-dimensional point instance.

Computes the WCS coordinates of the start point of the ray for which the parameter equals zero. The start point coincides with the base point.