Implement BSM control gain. Ancillary measurements include auxiliary image sensor and diagnostic field sensor.
| Parameters |
| range | float | Slant range to target (m) | 50000.0 |
| control_interval | double | Update interval of the optical sensors (s) | 0.001 |
| trk_gain | float | Tracker gain (0.0= open loop, 1.0=closed loop) | -1.0 |
| Dap | float | Diameter of telescope aperture (m) | 1.0 |
| propdxy | float | Propagation grid spacing (m) | 0.01 |
| trk_wavelength | float | Wavelength of the tracker (m) | 1.0e-06 |
| trk_nxy | int | Number of pixels on the track camera | 128 |
| trk_dxy | float | Track camera [pixel IFOV (rad) | 0.01 |
| img_wavelength | float | Wavelength of auxiliary point source image (m) | 1.0e-06 |
| img_nxy | int | Number of pixels on the auxiliary imaging camera | 128 |
| img_dxy | float | Auxiliary imaging camera IFOV (rad) | 0.01 |
| img_on | bool | Flag indicating whether the auxiliary imaging camera is on | true |
| Inputs |
| incident | WaveTrain | Incident light | |
| actuatorpositions | Vector<float> | Current BSM position (rad) | |
| Outputs |
| trackcommand | Vector<float> | BSM commands (angle space) | |
