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‎SRanipalExtTrackingModule.sln‎

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Microsoft Visual Studio Solution File, Format Version 12.00
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# Visual Studio Version 17
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VisualStudioVersion = 17.5.33424.131
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MinimumVisualStudioVersion = 10.0.40219.1
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Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "SRanipalExtTrackingModule", "SRanipalExtTrackingModule\SRanipalExtTrackingModule.csproj", "{FDB449B6-FE47-4B3F-8660-CCB286C28491}"
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EndProject
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Global
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GlobalSection(SolutionConfigurationPlatforms) = preSolution
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Debug|Any CPU = Debug|Any CPU
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Debug|x64 = Debug|x64
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Release|Any CPU = Release|Any CPU
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Release|x64 = Release|x64
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EndGlobalSection
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GlobalSection(ProjectConfigurationPlatforms) = postSolution
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{FDB449B6-FE47-4B3F-8660-CCB286C28491}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{FDB449B6-FE47-4B3F-8660-CCB286C28491}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{FDB449B6-FE47-4B3F-8660-CCB286C28491}.Debug|x64.ActiveCfg = Debug|Any CPU
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{FDB449B6-FE47-4B3F-8660-CCB286C28491}.Debug|x64.Build.0 = Debug|Any CPU
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{FDB449B6-FE47-4B3F-8660-CCB286C28491}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{FDB449B6-FE47-4B3F-8660-CCB286C28491}.Release|Any CPU.Build.0 = Release|Any CPU
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{FDB449B6-FE47-4B3F-8660-CCB286C28491}.Release|x64.ActiveCfg = Release|x64
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{FDB449B6-FE47-4B3F-8660-CCB286C28491}.Release|x64.Build.0 = Release|x64
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EndGlobalSection
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GlobalSection(SolutionProperties) = preSolution
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HideSolutionNode = FALSE
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EndGlobalSection
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GlobalSection(ExtensibilityGlobals) = postSolution
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SolutionGuid = {39244852-855D-48D9-8FCA-2616D3E513DE}
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EndGlobalSection
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EndGlobal

‎SRanipalExtTrackingModule/Assets/vive_face_tracker.png‎

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‎SRanipalExtTrackingModule/Assets/vive_hmd.png‎

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‎SRanipalExtTrackingModule/Eye/SRanipal_EyeData.cs‎

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//========= Copyright 2018, HTC Corporation. All rights reserved. ===========
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using System.Runtime.InteropServices;
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using VRCFaceTracking.Core.Types;
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namespace ViveSR
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{
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namespace anipal
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{
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namespace Eye
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{
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#region VerboseData
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public enum EyeIndex { LEFT, RIGHT, }
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public enum GazeIndex { LEFT, RIGHT, COMBINE }
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/** @enum SingleEyeDataValidity
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An enum type for getting validity from the structure: eye data's bitmask
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*/
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public enum SingleEyeDataValidity : int
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{
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/** The validity of the origin of gaze of the eye data */
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SINGLE_EYE_DATA_GAZE_ORIGIN_VALIDITY,
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/** The validity of the direction of gaze of the eye data */
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SINGLE_EYE_DATA_GAZE_DIRECTION_VALIDITY,
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/** The validity of the diameter of gaze of the eye data */
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SINGLE_EYE_DATA_PUPIL_DIAMETER_VALIDITY,
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/** The validity of the openness of the eye data */
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SINGLE_EYE_DATA_EYE_OPENNESS_VALIDITY,
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/** The validity of normalized position of pupil */
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SINGLE_EYE_DATA_PUPIL_POSITION_IN_SENSOR_AREA_VALIDITY
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};
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public enum TrackingImprovement : int
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{
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TRACKING_IMPROVEMENT_USER_POSITION_HMD,
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TRACKING_IMPROVEMENT_CALIBRATION_CONTAINS_POOR_DATA,
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TRACKING_IMPROVEMENT_CALIBRATION_DIFFERENT_BRIGHTNESS,
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TRACKING_IMPROVEMENT_IMAGE_QUALITY,
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TRACKING_IMPROVEMENT_INCREASE_EYE_RELIEF,
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};
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[StructLayout(LayoutKind.Sequential)]
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public struct TrackingImprovements
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{
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public int count;
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public unsafe fixed int items[10];
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};
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/** @struct SingleEyeData
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* A struct containing status related an eye.
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* @image html EyeData.png width=1040px height=880px
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*/
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[StructLayout(LayoutKind.Sequential)]
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public struct SingleEyeData
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{
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/** The bits containing all validity for this frame.*/
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public System.UInt64 eye_data_validata_bit_mask;
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/** The point in the eye from which the gaze ray originates in millimeter.(right-handed coordinate system)*/
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public Vector3 gaze_origin_mm;
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/** The normalized gaze direction of the eye in [0,1].(right-handed coordinate system)*/
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public Vector3 gaze_direction_normalized;
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/** The diameter of the pupil in millimeter*/
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public float pupil_diameter_mm;
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/** A value representing how open the eye is.*/
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public float eye_openness;
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/** The normalized position of a pupil in [0,1]*/
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public Vector2 pupil_position_in_sensor_area;
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public bool GetValidity(SingleEyeDataValidity validity) => (eye_data_validata_bit_mask & (ulong)(1 << (int)validity)) > 0;
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}
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[StructLayout(LayoutKind.Sequential)]
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public struct CombinedEyeData
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{
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public SingleEyeData eye_data;
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public byte convergence_distance_validity;
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public float convergence_distance_mm;
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}
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[StructLayout(LayoutKind.Sequential)]
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/** @struct VerboseData
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* A struct containing all data listed below.
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*/
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public struct VerboseData
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{
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/** A instance of the struct as @ref EyeData related to the left eye*/
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public SingleEyeData left;
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/** A instance of the struct as @ref EyeData related to the right eye*/
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public SingleEyeData right;
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/** A instance of the struct as @ref EyeData related to the combined eye*/
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public CombinedEyeData combined;
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public TrackingImprovements tracking_improvements;
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}
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#endregion
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#region EyeParameter
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[StructLayout(LayoutKind.Sequential)]
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/** @struct GazeRayParameter
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* A struct containing all data listed below.
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*/
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public struct GazeRayParameter
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{
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/** The sensitive factor of gaze ray in [0,1]. The bigger factor is, the more sensitive the gaze ray is.*/
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public double sensitive_factor;
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};
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[StructLayout(LayoutKind.Sequential)]
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/** @struct EyeParameter
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* A struct containing all data listed below.
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*/
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public struct EyeParameter
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{
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public GazeRayParameter gaze_ray_parameter;
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};
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#endregion
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#region CalibrationResult
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public enum CalibrationResult
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{
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SUCCESS,
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FAIL,
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BUSY,
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}
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#endregion
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}
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}
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}

‎SRanipalExtTrackingModule/Eye/SRanipal_EyeDataType_v2.cs‎

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//========= Copyright 2018, HTC Corporation. All rights reserved. ===========
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using System;
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using System.Runtime.InteropServices;
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namespace ViveSR
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{
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namespace anipal
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{
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namespace Eye
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{
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#region EyeShape_v2
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public enum EyeShape_v2
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{
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None = -1,
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Eye_Left_Blink = 0,
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Eye_Left_Wide,
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Eye_Left_Right,
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Eye_Left_Left,
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Eye_Left_Up,
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Eye_Left_Down,
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Eye_Right_Blink = 6,
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Eye_Right_Wide,
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Eye_Right_Right,
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Eye_Right_Left,
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Eye_Right_Up,
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Eye_Right_Down,
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Eye_Frown = 12,
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Eye_Left_Squeeze,
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Eye_Right_Squeeze,
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Max = 15,
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}
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#endregion
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[StructLayout(LayoutKind.Sequential)]
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public struct SingleEyeExpression
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{
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public float eye_wide; /*!<A value representing how open eye widely.*/
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public float eye_squeeze; /*!<A value representing how the eye is closed tightly.*/
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public float eye_frown; /*!<A value representing user's frown.*/
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};
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[StructLayout(LayoutKind.Sequential)]
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public struct EyeExpression
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{
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public SingleEyeExpression left;
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public SingleEyeExpression right;
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};
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[StructLayout(LayoutKind.Sequential)]
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/** @struct EyeData
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* A struct containing all data listed below.
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*/
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public struct EyeData_v2
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{
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/** Indicate if there is a user in front of HMD. */
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public byte no_user;
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/** The frame sequence.*/
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public int frame_sequence;
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/** The time when the frame was capturing. in millisecond.*/
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public int timestamp;
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public VerboseData verbose_data;
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public EyeExpression expression_data;
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}
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}
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}
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}

‎SRanipalExtTrackingModule/Eye/SRanipal_Eye_API.cs‎

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//========= Copyright 2019, HTC Corporation. All rights reserved. ===========
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using System;
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using System.Runtime.InteropServices;
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namespace ViveSR
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{
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namespace anipal
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{
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namespace Eye
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{
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public static class SRanipal_Eye_API
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{
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/// <summary>
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/// Check HMD device is ViveProEye or not.
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/// </summary>
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/// <returns>true : ViveProEye, false : other HMD.</returns>
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[DllImport("SRanipal")]
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public static extern bool IsViveProEye();
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/// <summary>
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/// Gets data from anipal's Eye module.
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/// </summary>
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/// <param name="data">ViveSR.anipal.Eye.EyeData</param>
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/// <returns>Indicates the resulting ViveSR.Error status of this method.</returns>
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[DllImport("SRanipal")]
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public static extern Error GetEyeData_v2(ref EyeData_v2 data);
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/// <summary>
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/// Sets the parameter of anipal's Eye module.
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/// </summary>
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/// <param name="parameter">ViveSR.anipal.Eye.EyeParameter</param>
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/// <returns>Indicates the resulting ViveSR.Error status of this method.</returns>
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[DllImport("SRanipal")]
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public static extern Error SetEyeParameter(EyeParameter parameter);
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/// <summary>
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/// Gets the parameter of anipal's Eye module.
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/// </summary>
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/// <param name="parameter">ViveSR.anipal.Eye.EyeParameter</param>
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/// <returns>Indicates the resulting ViveSR.Error status of this method.</returns>
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[DllImport("SRanipal")]
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public static extern Error GetEyeParameter(ref EyeParameter parameter);
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/// <summary>
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/// Indicate if user need to do eye calibration now.
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/// </summary>
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/// <param name="need">If need calibration, it will be true, otherwise it will be false.</param>
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/// <returns>Indicates the resulting ViveSR.Error status of this method.</returns>
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[DllImport("SRanipal")]
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public static extern int IsUserNeedCalibration(ref bool need);
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/// <summary>
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/// Launches anipal's Eye Calibration tool (an overlay program).
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/// </summary>
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/// <param name="callback">(Upcoming feature) A callback method invoked at the end of the calibration process.</param>
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/// <returns>Indicates the resulting ViveSR.Error status of this method.</returns>
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[DllImport("SRanipal")]
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public static extern int LaunchEyeCalibration(IntPtr callback);
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/* Register a callback function to receive eye camera related data when the module has new outputs.
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[in] function pointer of callback
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[out] error code. please refer Error in ViveSR_Enums.h
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*/
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[DllImport("SRanipal")]
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public static extern int RegisterEyeDataCallback(IntPtr callback);
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/* Unegister a callback function to stop receiving eye camera related data.
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* [in] function pointer of callback
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* [out] error code. please refer Error in ViveSR_Enums.h
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*/
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[DllImport("SRanipal")]
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public static extern int UnregisterEyeDataCallback(IntPtr callback);
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/* Register a callback function to receive eye camera related data when the module has new outputs.
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* [in] function pointer of callback
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* [out] error code. please refer Error in ViveSR_Enums.h
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*/
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[DllImport("SRanipal")]
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public static extern int RegisterEyeDataCallback_v2(IntPtr callback);
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/* Unegister a callback function to stop receiving eye camera related data.
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* [in] function pointer of callback
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* [out] error code. please refer Error in ViveSR_Enums.h
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*/
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[DllImport("SRanipal")]
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public static extern int UnregisterEyeDataCallback_v2(IntPtr callback);
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/* Synchronization the clock on the device and the clock on the system.
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* @param[in] Trigger for Synchronization function.
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* @return error code. please refer Error in ViveSR_Enums.h
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*/
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[DllImport("SRanipal")]
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public static extern Error SRanipal_UpdateTimeSync();
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/* Get the system timestamp.
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* @param[out] the value of system timestamp.
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* @return error code. please refer Error in ViveSR_Enums.h
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*/
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[DllImport("SRanipal")]
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public static extern Error SRanipal_GetSystemTime(ref Int64 time);
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}
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}
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}
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}
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‎SRanipalExtTrackingModule/Eye/SRanipal_Eye_Enums.cs‎

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‎SRanipalExtTrackingModule/Eye/SRanipal_Eye_v2.cs‎

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//========= Copyright 2019, HTC Corporation. All rights reserved. ===========
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using System;
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using System.Collections.Generic;
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namespace ViveSR
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{
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namespace anipal
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{
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namespace Eye
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{
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public static class SRanipal_Eye_v2
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{
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public const int ANIPAL_TYPE_EYE_V2 = 2;
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public const int WeightingCount = (int)EyeShape_v2.Max;
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private static Dictionary<EyeShape_v2, float> Weightings;
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static SRanipal_Eye_v2()
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{
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Weightings = new Dictionary<EyeShape_v2, float>();
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for (int i = 0; i < WeightingCount; ++i) Weightings.Add((EyeShape_v2)i, 0.0f);
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}
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/// <summary>
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/// Launches anipal's Eye Calibration feature (an overlay program).
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/// </summary>
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/// <returns>Indicates the resulting ViveSR.Error status of this method.</returns>
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public static bool LaunchEyeCalibration()
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{
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int result = SRanipal_Eye_API.LaunchEyeCalibration(IntPtr.Zero);
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return result == (int)Error.WORK;
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}
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}
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}
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}
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}

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