diff options
Diffstat (limited to 'modules/openxr/extensions/openxr_eye_gaze_interaction.cpp')
| -rw-r--r-- | modules/openxr/extensions/openxr_eye_gaze_interaction.cpp | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/modules/openxr/extensions/openxr_eye_gaze_interaction.cpp b/modules/openxr/extensions/openxr_eye_gaze_interaction.cpp index 477a1c2609..eea996edd9 100644 --- a/modules/openxr/extensions/openxr_eye_gaze_interaction.cpp +++ b/modules/openxr/extensions/openxr_eye_gaze_interaction.cpp @@ -34,6 +34,7 @@ #include "core/os/os.h" #include "../action_map/openxr_interaction_profile_metadata.h" +#include "../openxr_api.h" OpenXREyeGazeInteractionExtension *OpenXREyeGazeInteractionExtension::singleton = nullptr; @@ -106,3 +107,38 @@ void OpenXREyeGazeInteractionExtension::on_register_metadata() { metadata->register_interaction_profile("Eye gaze", "/interaction_profiles/ext/eye_gaze_interaction", XR_EXT_EYE_GAZE_INTERACTION_EXTENSION_NAME); metadata->register_io_path("/interaction_profiles/ext/eye_gaze_interaction", "Gaze pose", "/user/eyes_ext", "/user/eyes_ext/input/gaze_ext/pose", "", OpenXRAction::OPENXR_ACTION_POSE); } + +bool OpenXREyeGazeInteractionExtension::get_eye_gaze_pose(double p_dist, Vector3 &r_eye_pose) { + OpenXRAPI *openxr_api = OpenXRAPI::get_singleton(); + ERR_FAIL_NULL_V(openxr_api, false); + + if (!init_eye_gaze_pose) { + init_eye_gaze_pose = true; + + eye_tracker = openxr_api->find_tracker("/user/eyes_ext"); + if (eye_tracker.is_null()) { + WARN_PRINT("Couldn't obtain eye tracker"); + } + + eye_action = openxr_api->find_action("eye_gaze_pose"); + if (eye_action.is_null()) { + WARN_PRINT("Couldn't obtain pose action for `eye_gaze_pose`, make sure to add this to your action map."); + } + } + + if (eye_tracker.is_null() || eye_action.is_null()) { + return false; + } + + Transform3D eye_transform; + Vector3 linear_velocity; + Vector3 angular_velocity; + XRPose::TrackingConfidence confidence = openxr_api->get_action_pose(eye_action, eye_tracker, eye_transform, linear_velocity, angular_velocity); + if (confidence == XRPose::XR_TRACKING_CONFIDENCE_NONE) { + return false; + } + + r_eye_pose = eye_transform.origin + eye_transform.basis[2] * p_dist; + + return true; +} |