A rectangular collimator.
Parallel capable? : yes
GPU capable? : yes
Back-tracking capable? : yes
| Parameter Name | Units | Type | Default | Description |
| L | M | double | 0.0 | length |
| X_MAX | M | double | 0.0 | half-width in x |
| Y_MAX | M | double | 0.0 | half-width in y |
| DX | M | double | 0.0 | misalignment |
| DY | M | double | 0.0 | misalignment |
| OPEN_SIDE | STRING | NULL | which side, if any, is open (+x, -x, +y, -y) |
|
| INVERT | short | 0 | If non-zero, particles inside the aperture are lost while those outside are transmitted. |
|
| GROUP | string | NULL | Optionally used to assign an element to a group, with a user-defined name. Group names will appear in the parameter output file in the column ElementGroup |
|
RECIRC