CODViewport::GetYAxisDirection
YAxisDirection CODViewport::GetYAxisDirection(void)
Determines the direction of the Y axis.
Defined in: OdViewport.cpp
Return Value
1 if positive Y is down and -1 if positive Y is up
Comments
This function determines the direction of the Y axis. In
MM_TEXT mode or equivalent, positive Y usually goes down.
For constrained mapping modes, such as MM_HIMETRIC and
MM_LOENGLISH, positive Y goes up like a normal cartesian
coordinate system.