Demonstrations scripts
======================

Collection of command-line scripts for demonstration purpose.

!!! note
      *Consider that all inline commands below have to be executed at the root of ArGaze package folder.*

!!! note
      *Use -h option to get command arguments documentation.*

## AR environment demonstration

Load AR environment from **setup.json** file, detect ArUco markers into a demo video source and estimate environment pose.

```shell
python ./src/argaze/utils/demo_ar_features_run.py ./src/argaze/utils/demo_environment/demo_ar_features_setup.json -s ./src/argaze/utils/demo_environment/demo.mov 
```

!!! note
      To reproduce this demonstration with live video source, camera calibration have to be done and exported into **./src/argaze/utils/demo_environment/optic_parameters.json** file.

!!! note
      To reproduce this demonstration with live video source, print **A3_demo.pdf** file located in *./src/argaze/utils/demo_environment/* folder on A3 paper sheet.

## Gaze features demonstration

Simulate gaze position using mouse pointer to illustrate gaze features.

```shell
python ./src/argaze/utils/demo_gaze_features_run.py ./src/argaze/utils/demo_environment/demo_gaze_features_setup.json
```

## Heatmap demonstration

Simulate gaze position using mouse pointer to produce heatmap picture.
A picture is saved by pressing escape key.

```shell
python ./src/argaze/utils/demo_heatmap_run.py
```