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| author | Théo de la Hogue | 2022-09-14 17:32:31 +0200 |
|---|---|---|
| committer | Théo de la Hogue | 2022-09-14 17:32:31 +0200 |
| commit | ccbb1a591184c31ec7f0b61e920582b4bafa9aac (patch) | |
| tree | edc95eba780aebb3dea49513ab60d626877a7326 /src | |
| parent | cd5beb152f38af4da35a4b79ab5c90db8f0523f3 (diff) | |
| download | argaze-ccbb1a591184c31ec7f0b61e920582b4bafa9aac.zip argaze-ccbb1a591184c31ec7f0b61e920582b4bafa9aac.tar.gz argaze-ccbb1a591184c31ec7f0b61e920582b4bafa9aac.tar.bz2 argaze-ccbb1a591184c31ec7f0b61e920582b4bafa9aac.tar.xz | |
Fixing accuracy computing and cone vision definition.
Diffstat (limited to 'src')
| -rw-r--r-- | src/argaze/utils/export_tobii_segment_aruco_visual_scan.py | 13 | ||||
| -rw-r--r-- | src/argaze/utils/live_tobii_aruco_aoi_ivy_controller.py | 11 |
2 files changed, 15 insertions, 9 deletions
diff --git a/src/argaze/utils/export_tobii_segment_aruco_visual_scan.py b/src/argaze/utils/export_tobii_segment_aruco_visual_scan.py index 2adf773..4825c9e 100644 --- a/src/argaze/utils/export_tobii_segment_aruco_visual_scan.py +++ b/src/argaze/utils/export_tobii_segment_aruco_visual_scan.py @@ -191,6 +191,7 @@ def main(): tobii_accuracy = 1.42 # degree tobii_precision = 0.34 # degree tobii_camera_hfov = 82 # degree + tobii_visual_hfov = 160 # degree # Video and data replay loop try: @@ -223,8 +224,8 @@ def main(): gaze_position_pixel = (int(nearest_gaze_position.value[0] * video_frame.width), int(nearest_gaze_position.value[1] * video_frame.height)) - gaze_accuracy_mm = numpy.sin(numpy.deg2rad(tobii_accuracy)) * nearest_gaze_position_3d.value[2] - tobii_camera_hfov_mm = numpy.sin(numpy.deg2rad(tobii_camera_hfov)) * nearest_gaze_position_3d.value[2] + gaze_accuracy_mm = numpy.tan(numpy.deg2rad(tobii_accuracy)) * nearest_gaze_position_3d.value[2] + tobii_camera_hfov_mm = numpy.tan(numpy.deg2rad(tobii_camera_hfov / 2)) * nearest_gaze_position_3d.value[2] gaze_accuracy_pixel = round(video_frame.width * float(gaze_accuracy_mm) / float(tobii_camera_hfov_mm)) # Draw gaze position and accuracy @@ -259,7 +260,7 @@ def main(): for (i, marker_id) in enumerate(aruco_tracker.get_markers_ids()): # Copy 3D scene related to detected marker - aoi3D_scene = aoi3D_scene_selector(marker_id).copy() + aoi3D_scene = aoi3D_scene_selector(marker_id) if aoi3D_scene == None: continue @@ -275,8 +276,10 @@ def main(): aoi3D_camera = aoi3D_scene.transform(aruco_tracker.get_marker_translation(i), aruco_tracker.get_marker_rotation(i)) # Get aoi inside vision cone field - # The vision cone tip is positionned behind the head - aoi3D_inside, aoi3D_outside = aoi3D_camera.vision_cone(300, 150, cone_tip=[0., 0., -20.]) + cone_vision_height_cm = nearest_gaze_position_3d.value[2]/10 # cm + cone_vision_radius_cm = numpy.tan(numpy.deg2rad(tobii_visual_hfov / 2)) * cone_vision_height_cm + + aoi3D_inside, aoi3D_outside = aoi3D_camera.vision_cone(cone_vision_radius_cm, cone_vision_height_cm) # Keep only aoi inside vision cone field aoi3D_scene = aoi3D_scene.copy(exclude=aoi3D_outside.keys()) diff --git a/src/argaze/utils/live_tobii_aruco_aoi_ivy_controller.py b/src/argaze/utils/live_tobii_aruco_aoi_ivy_controller.py index cba466b..1ab02e4 100644 --- a/src/argaze/utils/live_tobii_aruco_aoi_ivy_controller.py +++ b/src/argaze/utils/live_tobii_aruco_aoi_ivy_controller.py @@ -84,6 +84,7 @@ def main(): tobii_accuracy = 1.42 # degree tobii_precision = 0.34 # degree tobii_camera_hfov = 82 # degree + tobii_visual_hfov = 160 # degree # Start streaming tobii_controller.start_streaming() @@ -120,8 +121,8 @@ def main(): gaze_position_pixel = (int(nearest_gaze_position.value[0] * video_frame.width), int(nearest_gaze_position.value[1] * video_frame.height)) - gaze_accuracy_mm = numpy.sin(numpy.deg2rad(tobii_accuracy)) * nearest_gaze_position_3d.value[2] - tobii_camera_hfov_mm = numpy.sin(numpy.deg2rad(tobii_camera_hfov)) * nearest_gaze_position_3d.value[2] + gaze_accuracy_mm = numpy.tan(numpy.deg2rad(tobii_accuracy)) * nearest_gaze_position_3d.value[2] + tobii_camera_hfov_mm = numpy.tan(numpy.deg2rad(tobii_camera_hfov / 2)) * nearest_gaze_position_3d.value[2] gaze_accuracy_pixel = round(video_frame.width * float(gaze_accuracy_mm) / float(tobii_camera_hfov_mm)) # Draw gaze position and accuracy @@ -168,8 +169,10 @@ def main(): aoi3D_camera = aoi3D_scene.transform(aruco_tracker.get_marker_translation(i), aruco_tracker.get_marker_rotation(i)) # Get aoi inside vision cone field - # The vision cone tip is positionned behind the head - aoi3D_inside, aoi3D_outside = aoi3D_camera.vision_cone(300, 150, cone_tip=[0., 0., -20.]) + cone_vision_height_cm = nearest_gaze_position_3d.value[2]/10 # cm + cone_vision_radius_cm = numpy.tan(numpy.deg2rad(tobii_visual_hfov / 2)) * cone_vision_height_cm + + aoi3D_inside, aoi3D_outside = aoi3D_camera.vision_cone(cone_vision_radius_cm, cone_vision_height_cm) # Keep only aoi inside vision cone field aoi3D_scene = aoi3D_scene.copy(exclude=aoi3D_outside.keys()) |