sample_hmd Struct Reference
A sample HMD device. More...
Inheritance diagram for sample_hmd:
Collaboration diagram for sample_hmd:
Data Fields | |
| struct xrt_device | base |
| struct xrt_pose | pose |
| enum u_logging_level | log_level |
| struct m_relation_history * | relation_hist |
 Data Fields inherited from xrt_device | |
| enum xrt_device_name | name |
| Enum identifier of the device. More... | |
| enum xrt_device_type | device_type |
| char | str [256] |
| A string describing the device. More... | |
| char | serial [256] |
| A unique identifier. Persistent across configurations, if possible. More... | |
| struct xrt_hmd_parts * | hmd |
| Null if this device does not interface with the users head. More... | |
| struct xrt_tracking_origin * | tracking_origin |
| Always set, pointing to the tracking system for this device. More... | |
| size_t | binding_profile_count |
| Number of bindings in xrt_device::binding_profiles. More... | |
| struct xrt_binding_profile * | binding_profiles |
| size_t | input_count |
| Number of inputs. More... | |
| struct xrt_input * | inputs |
| Array of input structs. More... | |
| size_t | output_count |
| Number of outputs. More... | |
| struct xrt_output * | outputs |
| Array of output structs. More... | |
| bool | orientation_tracking_supported |
| bool | position_tracking_supported |
| bool | hand_tracking_supported |
| bool | eye_gaze_supported |
| bool | force_feedback_supported |
| bool | ref_space_usage_supported |
| bool | form_factor_check_supported |
| bool | stage_supported |
| bool | face_tracking_supported |
| bool | body_tracking_supported |
| bool | battery_status_supported |
| xrt_result_t(* | update_inputs )(struct xrt_device *xdev) |
| Update any attached inputs. More... | |
| xrt_result_t(* | get_tracked_pose )(struct xrt_device *xdev, enum xrt_input_name name, int64_t at_timestamp_ns, struct xrt_space_relation *out_relation) |
| Get relationship of a tracked device to the tracking origin space as the base space. More... | |
| void(* | get_hand_tracking )(struct xrt_device *xdev, enum xrt_input_name name, int64_t desired_timestamp_ns, struct xrt_hand_joint_set *out_value, int64_t *out_timestamp_ns) |
| Get relationship of hand joints to the tracking origin space as the base space. More... | |
| xrt_result_t(* | get_face_tracking )(struct xrt_device *xdev, enum xrt_input_name facial_expression_type, int64_t at_timestamp_ns, struct xrt_facial_expression_set *out_value) |
| Get the requested blend shape properties & weights for a face tracker. More... | |
| xrt_result_t(* | get_body_skeleton )(struct xrt_device *xdev, enum xrt_input_name body_tracking_type, struct xrt_body_skeleton *out_value) |
| Get the body skeleton in T-pose, used to query the skeleton hierarchy, scale, proportions etc. More... | |
| xrt_result_t(* | get_body_joints )(struct xrt_device *xdev, enum xrt_input_name body_tracking_type, int64_t desired_timestamp_ns, struct xrt_body_joint_set *out_value) |
| Get the joint locations for a body tracker. More... | |
| void(* | set_output )(struct xrt_device *xdev, enum xrt_output_name name, const union xrt_output_value *value) |
| Set a output value. More... | |
| void(* | get_view_poses )(struct xrt_device *xdev, const struct xrt_vec3 *default_eye_relation, int64_t at_timestamp_ns, uint32_t view_count, struct xrt_space_relation *out_head_relation, struct xrt_fov *out_fovs, struct xrt_pose *out_poses) |
| Get the per-view pose in relation to the view space. More... | |
| bool(* | compute_distortion )(struct xrt_device *xdev, uint32_t view, float u, float v, struct xrt_uv_triplet *out_result) |
| Compute the distortion at a single point. More... | |
| xrt_result_t(* | get_visibility_mask )(struct xrt_device *xdev, enum xrt_visibility_mask_type type, uint32_t view_index, struct xrt_visibility_mask **out_mask) |
| Get the visibility mask for this device. More... | |
| xrt_result_t(* | ref_space_usage )(struct xrt_device *xdev, enum xrt_reference_space_type type, enum xrt_input_name name, bool used) |
| Called by the xrt_space_overseer when a reference space that is implemented by this device is first used, or when the last usage of the reference space stops. More... | |
| bool(* | is_form_factor_available )(struct xrt_device *xdev, enum xrt_form_factor form_factor) |
| Check if given form factor is available or not. More... | |
| xrt_result_t(* | get_battery_status )(struct xrt_device *xdev, bool *out_present, bool *out_charging, float *out_charge) |
| Get battery status information. More... | |
| xrt_result_t(* | begin_feature )(struct xrt_device *xdev, enum xrt_device_feature_type type) |
| Enable the feature for this device. More... | |
| xrt_result_t(* | end_feature )(struct xrt_device *xdev, enum xrt_device_feature_type type) |
| Disable the feature for this device. More... | |
| void(* | destroy )(struct xrt_device *xdev) |
| Destroy device. More... | |
Additional Inherited Members | |
| Static Public Member Functions inherited from xrt_device | |
| static xrt_result_t | xrt_device_update_inputs (struct xrt_device *xdev) |
| Helper function for xrt_device::update_inputs. More... | |
| static xrt_result_t | xrt_device_get_tracked_pose (struct xrt_device *xdev, enum xrt_input_name name, int64_t at_timestamp_ns, struct xrt_space_relation *out_relation) |
| Helper function for xrt_device::get_tracked_pose. More... | |
| static void | xrt_device_get_hand_tracking (struct xrt_device *xdev, enum xrt_input_name name, int64_t desired_timestamp_ns, struct xrt_hand_joint_set *out_value, int64_t *out_timestamp_ns) |
| Helper function for xrt_device::get_hand_tracking. More... | |
| static xrt_result_t | xrt_device_get_face_tracking (struct xrt_device *xdev, enum xrt_input_name facial_expression_type, int64_t at_timestamp_ns, struct xrt_facial_expression_set *out_value) |
| Helper function for xrt_device::get_face_tracking. More... | |
| static xrt_result_t | xrt_device_get_body_skeleton (struct xrt_device *xdev, enum xrt_input_name body_tracking_type, struct xrt_body_skeleton *out_value) |
| Helper function for xrt_device::get_body_skeleton. More... | |
| static xrt_result_t | xrt_device_get_body_joints (struct xrt_device *xdev, enum xrt_input_name body_tracking_type, int64_t desired_timestamp_ns, struct xrt_body_joint_set *out_value) |
| Helper function for xrt_device::get_body_joints. More... | |
| static void | xrt_device_set_output (struct xrt_device *xdev, enum xrt_output_name name, const union xrt_output_value *value) |
| Helper function for xrt_device::set_output. More... | |
| static void | xrt_device_get_view_poses (struct xrt_device *xdev, const struct xrt_vec3 *default_eye_relation, int64_t at_timestamp_ns, uint32_t view_count, struct xrt_space_relation *out_head_relation, struct xrt_fov *out_fovs, struct xrt_pose *out_poses) |
| Helper function for xrt_device::get_view_poses. More... | |
| static bool | xrt_device_compute_distortion (struct xrt_device *xdev, uint32_t view, float u, float v, struct xrt_uv_triplet *out_result) |
| Helper function for xrt_device::compute_distortion. More... | |
| static xrt_result_t | xrt_device_get_visibility_mask (struct xrt_device *xdev, enum xrt_visibility_mask_type type, uint32_t view_index, struct xrt_visibility_mask **out_mask) |
| Helper function for xrt_device::get_visibility_mask. More... | |
| static xrt_result_t | xrt_device_ref_space_usage (struct xrt_device *xdev, enum xrt_reference_space_type type, enum xrt_input_name name, bool used) |
| Helper function for xrt_device::ref_space_usage. More... | |
| static bool | xrt_device_is_form_factor_available (struct xrt_device *xdev, enum xrt_form_factor form_factor) |
| Helper function for xrt_device::is_form_factor_available. More... | |
| static xrt_result_t | xrt_device_get_battery_status (struct xrt_device *xdev, bool *out_present, bool *out_charging, float *out_charge) |
| Helper function for xrt_device::get_battery_status. More... | |
| static xrt_result_t | xrt_device_begin_feature (struct xrt_device *xdev, enum xrt_device_feature_type type) |
| Helper function for xrt_device::begin_feature. More... | |
| static xrt_result_t | xrt_device_end_feature (struct xrt_device *xdev, enum xrt_device_feature_type type) |
| Helper function for xrt_device::end_feature. More... | |
| static void | xrt_device_destroy (struct xrt_device **xdev_ptr) |
| Helper function for xrt_device::destroy. More... | |
| Related Functions inherited from xrt_device | |
| void | u_distortion_mesh_fill_in_compute (struct xrt_device *xdev) |
Given a xrt_device generates meshes by calling xdev->compute_distortion(), populates xdev->hmd_parts.distortion.mesh & xdev->hmd_parts.distortion.models. More... | |
| void | u_distortion_mesh_fill_in_none (struct xrt_device *xdev) |
Given a xrt_device generates a no distortion mesh, populates xdev->hmd_parts.distortion.mesh & xdev->hmd_parts.distortion.models. More... | |
| void | u_distortion_mesh_set_none (struct xrt_device *xdev) |
Given a xrt_device generates a no distortion mesh, also sets xdev->compute_distortion() and populates xdev->hmd_parts.distortion.mesh & xdev->hmd_parts.distortion.models. More... | |
Detailed Description
A sample HMD device.
The documentation for this struct was generated from the following file:
- drivers/sample/sample_hmd.c
