DZ

 

The DZ function returns the z-direction location of one marker or the distance between two markers in relation to a third marker’s z-direction.

 

Format

 

Arguments definition

Marker1

The name or argument number of a marker to be calculated

Marker2

The name or argument number of a marker to be calculated

     If omitted, then the InertiaMarker is applied.

Marker3

The name or argument number of the reference marker that will serve as the standard for direction

     If omitted, then the InertiaMarker is applied.

 

Formulation

: Position vector of Marker1

: Position vector of Marker2

: z-direction unit vector of Marker3

 

 

Example

DZ(body1.Marker1)

DZ(body1.Marker1, body2.Marker1)

DZ(body1.Marker1, body2.Marker1, body3.Marker1)

DZ(1,2,3)  <Argument: (1)body1.Marker1, (2)body2.Marker1, (3)body3.Marker1>