Ray Directions - Directions to hexagonal grid points in angle space

Navigation: Sources > Ray Directions > Directions to Rectilinear Grid Points

Directions to Rectilinear Grid Points

Page Contents

Description

This ray direction specification type emits a bundle of rays from each starting ray position, where the ray directions in the ray bundle target a rectilinear grid of points defined on a plane in position space.

Navigation

This feature can be accessed by selecting Directions to Rectilinear Grid Points as the ray direction type on the Positions/Directions tab of a detailed source dialog box.

Controls

Control	Inputs / Description	Defaults
Ray Directions
Type	Pull down menu for selecting the method for defining the ray positions.	Single Direction (plane wave)
Parameters
X Num Rays	Number of points across the X dimension	5
Y Num Rays	Number of points across the Y dimension	5
X Semi-Ape	The X semi-aperture of the Rectilinear Grid	0.5
Y Semi-Ape	The Y semi-aperture of the Rectilinear Grid	0.5
Z Location	Z coordinate of the Rectilinear Grid	2
Aperture	The Aperture shape of the filled Rectilinear Grid	Ellipse

OK	Accept settings and close dialog box.
Cancel	Discard settings and close dialog box.
Help	Access this Help page.