Add OpenVR SDK to third_party

third_party/openvr/src/headers/openvr_capi.h

Index: third_party/openvr/src/headers/openvr_capi.h
diff --git a/third_party/openvr/src/headers/openvr_capi.h b/third_party/openvr/src/headers/openvr_capi.h
new file mode 100644
index 0000000000000000000000000000000000000000..89eae6c270e8992eaa87437ab0db7167b9206a02
--- /dev/null
+++ b/third_party/openvr/src/headers/openvr_capi.h
@@ -0,0 +1,1869 @@
+//======= Copyright (c) Valve Corporation, All rights reserved. ===============
+//
+// Purpose: Header for flatted SteamAPI. Use this for binding to other languages.
+// This file is auto-generated, do not edit it.
+//
+//=============================================================================
+
+#ifndef __OPENVR_API_FLAT_H__
+#define __OPENVR_API_FLAT_H__
+#if defined( _WIN32 ) || defined( __clang__ )
+#pragma once
+#endif
+
+#ifdef __cplusplus
+#define EXTERN_C extern "C"
+#else
+#define EXTERN_C
+#endif
+
+#define OPENVR_FNTABLE_CALLTYPE __stdcall
+
+// OPENVR API export macro
+#if defined( _WIN32 ) && !defined( _X360 )
+	#if defined( OPENVR_API_EXPORTS )
+	#define S_API EXTERN_C __declspec( dllexport )
+	#elif defined( OPENVR_API_NODLL )
+	#define S_API EXTERN_C
+	#else
+	#define S_API extern "C" __declspec( dllimport ) 
+	#endif // OPENVR_API_EXPORTS
+#elif defined( __GNUC__ )
+	#if defined( OPENVR_API_EXPORTS )
+	#define S_API EXTERN_C __attribute__ ((visibility("default")))
+	#else
+	#define S_API EXTERN_C
+	#endif // OPENVR_API_EXPORTS
+#else // !WIN32
+	#if defined( OPENVR_API_EXPORTS )
+	#define S_API EXTERN_C
+	#else
+	#define S_API EXTERN_C
+	#endif // OPENVR_API_EXPORTS
+#endif
+
+#include <stdint.h>
+
+#if defined( __WIN32 )
+typedef char bool;
+#else
+#include <stdbool.h>
+#endif
+
+typedef uint64_t PropertyContainerHandle_t;
+typedef uint32_t PropertyTypeTag_t;
+
+
+// OpenVR Constants
+
+static const unsigned int k_unMaxDriverDebugResponseSize = 32768;
+static const unsigned int k_unTrackedDeviceIndex_Hmd = 0;
+static const unsigned int k_unMaxTrackedDeviceCount = 16;
+static const unsigned int k_unTrackedDeviceIndexOther = 4294967294;
+static const unsigned int k_unTrackedDeviceIndexInvalid = 4294967295;
+static const unsigned long k_ulInvalidPropertyContainer = 0;
+static const unsigned int k_unInvalidPropertyTag = 0;
+static const unsigned int k_unFloatPropertyTag = 1;
+static const unsigned int k_unInt32PropertyTag = 2;
+static const unsigned int k_unUint64PropertyTag = 3;
+static const unsigned int k_unBoolPropertyTag = 4;
+static const unsigned int k_unStringPropertyTag = 5;
+static const unsigned int k_unHmdMatrix34PropertyTag = 20;
+static const unsigned int k_unHmdMatrix44PropertyTag = 21;
+static const unsigned int k_unHmdVector3PropertyTag = 22;
+static const unsigned int k_unHmdVector4PropertyTag = 23;
+static const unsigned int k_unHiddenAreaPropertyTag = 30;
+static const unsigned int k_unOpenVRInternalReserved_Start = 1000;
+static const unsigned int k_unOpenVRInternalReserved_End = 10000;
+static const unsigned int k_unMaxPropertyStringSize = 32768;
+static const unsigned int k_unControllerStateAxisCount = 5;
+static const unsigned long k_ulOverlayHandleInvalid = 0;
+static const unsigned int k_unScreenshotHandleInvalid = 0;
+static const char * IVRSystem_Version = "IVRSystem_015";
+static const char * IVRExtendedDisplay_Version = "IVRExtendedDisplay_001";
+static const char * IVRTrackedCamera_Version = "IVRTrackedCamera_003";
+static const unsigned int k_unMaxApplicationKeyLength = 128;
+static const char * k_pch_MimeType_HomeApp = "vr/home";
+static const char * k_pch_MimeType_GameTheater = "vr/game_theater";
+static const char * IVRApplications_Version = "IVRApplications_006";
+static const char * IVRChaperone_Version = "IVRChaperone_003";
+static const char * IVRChaperoneSetup_Version = "IVRChaperoneSetup_005";
+static const char * IVRCompositor_Version = "IVRCompositor_020";
+static const unsigned int k_unVROverlayMaxKeyLength = 128;
+static const unsigned int k_unVROverlayMaxNameLength = 128;
+static const unsigned int k_unMaxOverlayCount = 64;
+static const unsigned int k_unMaxOverlayIntersectionMaskPrimitivesCount = 32;
+static const char * IVROverlay_Version = "IVROverlay_014";
+static const char * k_pch_Controller_Component_GDC2015 = "gdc2015";
+static const char * k_pch_Controller_Component_Base = "base";
+static const char * k_pch_Controller_Component_Tip = "tip";
+static const char * k_pch_Controller_Component_HandGrip = "handgrip";
+static const char * k_pch_Controller_Component_Status = "status";
+static const char * IVRRenderModels_Version = "IVRRenderModels_005";
+static const unsigned int k_unNotificationTextMaxSize = 256;
+static const char * IVRNotifications_Version = "IVRNotifications_002";
+static const unsigned int k_unMaxSettingsKeyLength = 128;
+static const char * IVRSettings_Version = "IVRSettings_002";
+static const char * k_pch_SteamVR_Section = "steamvr";
+static const char * k_pch_SteamVR_RequireHmd_String = "requireHmd";
+static const char * k_pch_SteamVR_ForcedDriverKey_String = "forcedDriver";
+static const char * k_pch_SteamVR_ForcedHmdKey_String = "forcedHmd";
+static const char * k_pch_SteamVR_DisplayDebug_Bool = "displayDebug";
+static const char * k_pch_SteamVR_DebugProcessPipe_String = "debugProcessPipe";
+static const char * k_pch_SteamVR_EnableDistortion_Bool = "enableDistortion";
+static const char * k_pch_SteamVR_DisplayDebugX_Int32 = "displayDebugX";
+static const char * k_pch_SteamVR_DisplayDebugY_Int32 = "displayDebugY";
+static const char * k_pch_SteamVR_SendSystemButtonToAllApps_Bool = "sendSystemButtonToAllApps";
+static const char * k_pch_SteamVR_LogLevel_Int32 = "loglevel";
+static const char * k_pch_SteamVR_IPD_Float = "ipd";
+static const char * k_pch_SteamVR_Background_String = "background";
+static const char * k_pch_SteamVR_BackgroundUseDomeProjection_Bool = "backgroundUseDomeProjection";
+static const char * k_pch_SteamVR_BackgroundCameraHeight_Float = "backgroundCameraHeight";
+static const char * k_pch_SteamVR_BackgroundDomeRadius_Float = "backgroundDomeRadius";
+static const char * k_pch_SteamVR_GridColor_String = "gridColor";
+static const char * k_pch_SteamVR_PlayAreaColor_String = "playAreaColor";
+static const char * k_pch_SteamVR_ShowStage_Bool = "showStage";
+static const char * k_pch_SteamVR_ActivateMultipleDrivers_Bool = "activateMultipleDrivers";
+static const char * k_pch_SteamVR_DirectMode_Bool = "directMode";
+static const char * k_pch_SteamVR_DirectModeEdidVid_Int32 = "directModeEdidVid";
+static const char * k_pch_SteamVR_DirectModeEdidPid_Int32 = "directModeEdidPid";
+static const char * k_pch_SteamVR_UsingSpeakers_Bool = "usingSpeakers";
+static const char * k_pch_SteamVR_SpeakersForwardYawOffsetDegrees_Float = "speakersForwardYawOffsetDegrees";
+static const char * k_pch_SteamVR_BaseStationPowerManagement_Bool = "basestationPowerManagement";
+static const char * k_pch_SteamVR_NeverKillProcesses_Bool = "neverKillProcesses";
+static const char * k_pch_SteamVR_RenderTargetMultiplier_Float = "renderTargetMultiplier";
+static const char * k_pch_SteamVR_AllowAsyncReprojection_Bool = "allowAsyncReprojection";
+static const char * k_pch_SteamVR_AllowReprojection_Bool = "allowInterleavedReprojection";
+static const char * k_pch_SteamVR_ForceReprojection_Bool = "forceReprojection";
+static const char * k_pch_SteamVR_ForceFadeOnBadTracking_Bool = "forceFadeOnBadTracking";
+static const char * k_pch_SteamVR_DefaultMirrorView_Int32 = "defaultMirrorView";
+static const char * k_pch_SteamVR_ShowMirrorView_Bool = "showMirrorView";
+static const char * k_pch_SteamVR_MirrorViewGeometry_String = "mirrorViewGeometry";
+static const char * k_pch_SteamVR_StartMonitorFromAppLaunch = "startMonitorFromAppLaunch";
+static const char * k_pch_SteamVR_StartCompositorFromAppLaunch_Bool = "startCompositorFromAppLaunch";
+static const char * k_pch_SteamVR_StartDashboardFromAppLaunch_Bool = "startDashboardFromAppLaunch";
+static const char * k_pch_SteamVR_StartOverlayAppsFromDashboard_Bool = "startOverlayAppsFromDashboard";
+static const char * k_pch_SteamVR_EnableHomeApp = "enableHomeApp";
+static const char * k_pch_SteamVR_SetInitialDefaultHomeApp = "setInitialDefaultHomeApp";
+static const char * k_pch_SteamVR_CycleBackgroundImageTimeSec_Int32 = "CycleBackgroundImageTimeSec";
+static const char * k_pch_SteamVR_RetailDemo_Bool = "retailDemo";
+static const char * k_pch_SteamVR_IpdOffset_Float = "ipdOffset";
+static const char * k_pch_Lighthouse_Section = "driver_lighthouse";
+static const char * k_pch_Lighthouse_DisableIMU_Bool = "disableimu";
+static const char * k_pch_Lighthouse_UseDisambiguation_String = "usedisambiguation";
+static const char * k_pch_Lighthouse_DisambiguationDebug_Int32 = "disambiguationdebug";
+static const char * k_pch_Lighthouse_PrimaryBasestation_Int32 = "primarybasestation";
+static const char * k_pch_Lighthouse_DBHistory_Bool = "dbhistory";
+static const char * k_pch_Null_Section = "driver_null";
+static const char * k_pch_Null_SerialNumber_String = "serialNumber";
+static const char * k_pch_Null_ModelNumber_String = "modelNumber";
+static const char * k_pch_Null_WindowX_Int32 = "windowX";
+static const char * k_pch_Null_WindowY_Int32 = "windowY";
+static const char * k_pch_Null_WindowWidth_Int32 = "windowWidth";
+static const char * k_pch_Null_WindowHeight_Int32 = "windowHeight";
+static const char * k_pch_Null_RenderWidth_Int32 = "renderWidth";
+static const char * k_pch_Null_RenderHeight_Int32 = "renderHeight";
+static const char * k_pch_Null_SecondsFromVsyncToPhotons_Float = "secondsFromVsyncToPhotons";
+static const char * k_pch_Null_DisplayFrequency_Float = "displayFrequency";
+static const char * k_pch_UserInterface_Section = "userinterface";
+static const char * k_pch_UserInterface_StatusAlwaysOnTop_Bool = "StatusAlwaysOnTop";
+static const char * k_pch_UserInterface_MinimizeToTray_Bool = "MinimizeToTray";
+static const char * k_pch_UserInterface_Screenshots_Bool = "screenshots";
+static const char * k_pch_UserInterface_ScreenshotType_Int = "screenshotType";
+static const char * k_pch_Notifications_Section = "notifications";
+static const char * k_pch_Notifications_DoNotDisturb_Bool = "DoNotDisturb";
+static const char * k_pch_Keyboard_Section = "keyboard";
+static const char * k_pch_Keyboard_TutorialCompletions = "TutorialCompletions";
+static const char * k_pch_Keyboard_ScaleX = "ScaleX";
+static const char * k_pch_Keyboard_ScaleY = "ScaleY";
+static const char * k_pch_Keyboard_OffsetLeftX = "OffsetLeftX";
+static const char * k_pch_Keyboard_OffsetRightX = "OffsetRightX";
+static const char * k_pch_Keyboard_OffsetY = "OffsetY";
+static const char * k_pch_Keyboard_Smoothing = "Smoothing";
+static const char * k_pch_Perf_Section = "perfcheck";
+static const char * k_pch_Perf_HeuristicActive_Bool = "heuristicActive";
+static const char * k_pch_Perf_NotifyInHMD_Bool = "warnInHMD";
+static const char * k_pch_Perf_NotifyOnlyOnce_Bool = "warnOnlyOnce";
+static const char * k_pch_Perf_AllowTimingStore_Bool = "allowTimingStore";
+static const char * k_pch_Perf_SaveTimingsOnExit_Bool = "saveTimingsOnExit";
+static const char * k_pch_Perf_TestData_Float = "perfTestData";
+static const char * k_pch_CollisionBounds_Section = "collisionBounds";
+static const char * k_pch_CollisionBounds_Style_Int32 = "CollisionBoundsStyle";
+static const char * k_pch_CollisionBounds_GroundPerimeterOn_Bool = "CollisionBoundsGroundPerimeterOn";
+static const char * k_pch_CollisionBounds_CenterMarkerOn_Bool = "CollisionBoundsCenterMarkerOn";
+static const char * k_pch_CollisionBounds_PlaySpaceOn_Bool = "CollisionBoundsPlaySpaceOn";
+static const char * k_pch_CollisionBounds_FadeDistance_Float = "CollisionBoundsFadeDistance";
+static const char * k_pch_CollisionBounds_ColorGammaR_Int32 = "CollisionBoundsColorGammaR";
+static const char * k_pch_CollisionBounds_ColorGammaG_Int32 = "CollisionBoundsColorGammaG";
+static const char * k_pch_CollisionBounds_ColorGammaB_Int32 = "CollisionBoundsColorGammaB";
+static const char * k_pch_CollisionBounds_ColorGammaA_Int32 = "CollisionBoundsColorGammaA";
+static const char * k_pch_Camera_Section = "camera";
+static const char * k_pch_Camera_EnableCamera_Bool = "enableCamera";
+static const char * k_pch_Camera_EnableCameraInDashboard_Bool = "enableCameraInDashboard";
+static const char * k_pch_Camera_EnableCameraForCollisionBounds_Bool = "enableCameraForCollisionBounds";
+static const char * k_pch_Camera_EnableCameraForRoomView_Bool = "enableCameraForRoomView";
+static const char * k_pch_Camera_BoundsColorGammaR_Int32 = "cameraBoundsColorGammaR";
+static const char * k_pch_Camera_BoundsColorGammaG_Int32 = "cameraBoundsColorGammaG";
+static const char * k_pch_Camera_BoundsColorGammaB_Int32 = "cameraBoundsColorGammaB";
+static const char * k_pch_Camera_BoundsColorGammaA_Int32 = "cameraBoundsColorGammaA";
+static const char * k_pch_Camera_BoundsStrength_Int32 = "cameraBoundsStrength";
+static const char * k_pch_audio_Section = "audio";
+static const char * k_pch_audio_OnPlaybackDevice_String = "onPlaybackDevice";
+static const char * k_pch_audio_OnRecordDevice_String = "onRecordDevice";
+static const char * k_pch_audio_OnPlaybackMirrorDevice_String = "onPlaybackMirrorDevice";
+static const char * k_pch_audio_OffPlaybackDevice_String = "offPlaybackDevice";
+static const char * k_pch_audio_OffRecordDevice_String = "offRecordDevice";
+static const char * k_pch_audio_VIVEHDMIGain = "viveHDMIGain";
+static const char * k_pch_Power_Section = "power";
+static const char * k_pch_Power_PowerOffOnExit_Bool = "powerOffOnExit";
+static const char * k_pch_Power_TurnOffScreensTimeout_Float = "turnOffScreensTimeout";
+static const char * k_pch_Power_TurnOffControllersTimeout_Float = "turnOffControllersTimeout";
+static const char * k_pch_Power_ReturnToWatchdogTimeout_Float = "returnToWatchdogTimeout";
+static const char * k_pch_Power_AutoLaunchSteamVROnButtonPress = "autoLaunchSteamVROnButtonPress";
+static const char * k_pch_Dashboard_Section = "dashboard";
+static const char * k_pch_Dashboard_EnableDashboard_Bool = "enableDashboard";
+static const char * k_pch_Dashboard_ArcadeMode_Bool = "arcadeMode";
+static const char * k_pch_modelskin_Section = "modelskins";
+static const char * k_pch_Driver_Enable_Bool = "enable";
+static const char * IVRScreenshots_Version = "IVRScreenshots_001";
+static const char * IVRResources_Version = "IVRResources_001";
+
+// OpenVR Enums
+
+typedef enum EVREye
+{
+	EVREye_Eye_Left = 0,
+	EVREye_Eye_Right = 1,
+} EVREye;
+
+typedef enum ETextureType
+{
+	ETextureType_TextureType_DirectX = 0,
+	ETextureType_TextureType_OpenGL = 1,
+	ETextureType_TextureType_Vulkan = 2,
+	ETextureType_TextureType_IOSurface = 3,
+	ETextureType_TextureType_DirectX12 = 4,
+} ETextureType;
+
+typedef enum EColorSpace
+{
+	EColorSpace_ColorSpace_Auto = 0,
+	EColorSpace_ColorSpace_Gamma = 1,
+	EColorSpace_ColorSpace_Linear = 2,
+} EColorSpace;
+
+typedef enum ETrackingResult
+{
+	ETrackingResult_TrackingResult_Uninitialized = 1,
+	ETrackingResult_TrackingResult_Calibrating_InProgress = 100,
+	ETrackingResult_TrackingResult_Calibrating_OutOfRange = 101,
+	ETrackingResult_TrackingResult_Running_OK = 200,
+	ETrackingResult_TrackingResult_Running_OutOfRange = 201,
+} ETrackingResult;
+
+typedef enum ETrackedDeviceClass
+{
+	ETrackedDeviceClass_TrackedDeviceClass_Invalid = 0,
+	ETrackedDeviceClass_TrackedDeviceClass_HMD = 1,
+	ETrackedDeviceClass_TrackedDeviceClass_Controller = 2,
+	ETrackedDeviceClass_TrackedDeviceClass_GenericTracker = 3,
+	ETrackedDeviceClass_TrackedDeviceClass_TrackingReference = 4,
+} ETrackedDeviceClass;
+
+typedef enum ETrackedControllerRole
+{
+	ETrackedControllerRole_TrackedControllerRole_Invalid = 0,
+	ETrackedControllerRole_TrackedControllerRole_LeftHand = 1,
+	ETrackedControllerRole_TrackedControllerRole_RightHand = 2,
+} ETrackedControllerRole;
+
+typedef enum ETrackingUniverseOrigin
+{
+	ETrackingUniverseOrigin_TrackingUniverseSeated = 0,
+	ETrackingUniverseOrigin_TrackingUniverseStanding = 1,
+	ETrackingUniverseOrigin_TrackingUniverseRawAndUncalibrated = 2,
+} ETrackingUniverseOrigin;
+
+typedef enum ETrackedDeviceProperty
+{
+	ETrackedDeviceProperty_Prop_Invalid = 0,
+	ETrackedDeviceProperty_Prop_TrackingSystemName_String = 1000,
+	ETrackedDeviceProperty_Prop_ModelNumber_String = 1001,
+	ETrackedDeviceProperty_Prop_SerialNumber_String = 1002,
+	ETrackedDeviceProperty_Prop_RenderModelName_String = 1003,
+	ETrackedDeviceProperty_Prop_WillDriftInYaw_Bool = 1004,
+	ETrackedDeviceProperty_Prop_ManufacturerName_String = 1005,
+	ETrackedDeviceProperty_Prop_TrackingFirmwareVersion_String = 1006,
+	ETrackedDeviceProperty_Prop_HardwareRevision_String = 1007,
+	ETrackedDeviceProperty_Prop_AllWirelessDongleDescriptions_String = 1008,
+	ETrackedDeviceProperty_Prop_ConnectedWirelessDongle_String = 1009,
+	ETrackedDeviceProperty_Prop_DeviceIsWireless_Bool = 1010,
+	ETrackedDeviceProperty_Prop_DeviceIsCharging_Bool = 1011,
+	ETrackedDeviceProperty_Prop_DeviceBatteryPercentage_Float = 1012,
+	ETrackedDeviceProperty_Prop_StatusDisplayTransform_Matrix34 = 1013,
+	ETrackedDeviceProperty_Prop_Firmware_UpdateAvailable_Bool = 1014,
+	ETrackedDeviceProperty_Prop_Firmware_ManualUpdate_Bool = 1015,
+	ETrackedDeviceProperty_Prop_Firmware_ManualUpdateURL_String = 1016,
+	ETrackedDeviceProperty_Prop_HardwareRevision_Uint64 = 1017,
+	ETrackedDeviceProperty_Prop_FirmwareVersion_Uint64 = 1018,
+	ETrackedDeviceProperty_Prop_FPGAVersion_Uint64 = 1019,
+	ETrackedDeviceProperty_Prop_VRCVersion_Uint64 = 1020,
+	ETrackedDeviceProperty_Prop_RadioVersion_Uint64 = 1021,
+	ETrackedDeviceProperty_Prop_DongleVersion_Uint64 = 1022,
+	ETrackedDeviceProperty_Prop_BlockServerShutdown_Bool = 1023,
+	ETrackedDeviceProperty_Prop_CanUnifyCoordinateSystemWithHmd_Bool = 1024,
+	ETrackedDeviceProperty_Prop_ContainsProximitySensor_Bool = 1025,
+	ETrackedDeviceProperty_Prop_DeviceProvidesBatteryStatus_Bool = 1026,
+	ETrackedDeviceProperty_Prop_DeviceCanPowerOff_Bool = 1027,
+	ETrackedDeviceProperty_Prop_Firmware_ProgrammingTarget_String = 1028,
+	ETrackedDeviceProperty_Prop_DeviceClass_Int32 = 1029,
+	ETrackedDeviceProperty_Prop_HasCamera_Bool = 1030,
+	ETrackedDeviceProperty_Prop_DriverVersion_String = 1031,
+	ETrackedDeviceProperty_Prop_Firmware_ForceUpdateRequired_Bool = 1032,
+	ETrackedDeviceProperty_Prop_ViveSystemButtonFixRequired_Bool = 1033,
+	ETrackedDeviceProperty_Prop_ParentDriver_Uint64 = 1034,
+	ETrackedDeviceProperty_Prop_ReportsTimeSinceVSync_Bool = 2000,
+	ETrackedDeviceProperty_Prop_SecondsFromVsyncToPhotons_Float = 2001,
+	ETrackedDeviceProperty_Prop_DisplayFrequency_Float = 2002,
+	ETrackedDeviceProperty_Prop_UserIpdMeters_Float = 2003,
+	ETrackedDeviceProperty_Prop_CurrentUniverseId_Uint64 = 2004,
+	ETrackedDeviceProperty_Prop_PreviousUniverseId_Uint64 = 2005,
+	ETrackedDeviceProperty_Prop_DisplayFirmwareVersion_Uint64 = 2006,
+	ETrackedDeviceProperty_Prop_IsOnDesktop_Bool = 2007,
+	ETrackedDeviceProperty_Prop_DisplayMCType_Int32 = 2008,
+	ETrackedDeviceProperty_Prop_DisplayMCOffset_Float = 2009,
+	ETrackedDeviceProperty_Prop_DisplayMCScale_Float = 2010,
+	ETrackedDeviceProperty_Prop_EdidVendorID_Int32 = 2011,
+	ETrackedDeviceProperty_Prop_DisplayMCImageLeft_String = 2012,
+	ETrackedDeviceProperty_Prop_DisplayMCImageRight_String = 2013,
+	ETrackedDeviceProperty_Prop_DisplayGCBlackClamp_Float = 2014,
+	ETrackedDeviceProperty_Prop_EdidProductID_Int32 = 2015,
+	ETrackedDeviceProperty_Prop_CameraToHeadTransform_Matrix34 = 2016,
+	ETrackedDeviceProperty_Prop_DisplayGCType_Int32 = 2017,
+	ETrackedDeviceProperty_Prop_DisplayGCOffset_Float = 2018,
+	ETrackedDeviceProperty_Prop_DisplayGCScale_Float = 2019,
+	ETrackedDeviceProperty_Prop_DisplayGCPrescale_Float = 2020,
+	ETrackedDeviceProperty_Prop_DisplayGCImage_String = 2021,
+	ETrackedDeviceProperty_Prop_LensCenterLeftU_Float = 2022,
+	ETrackedDeviceProperty_Prop_LensCenterLeftV_Float = 2023,
+	ETrackedDeviceProperty_Prop_LensCenterRightU_Float = 2024,
+	ETrackedDeviceProperty_Prop_LensCenterRightV_Float = 2025,
+	ETrackedDeviceProperty_Prop_UserHeadToEyeDepthMeters_Float = 2026,
+	ETrackedDeviceProperty_Prop_CameraFirmwareVersion_Uint64 = 2027,
+	ETrackedDeviceProperty_Prop_CameraFirmwareDescription_String = 2028,
+	ETrackedDeviceProperty_Prop_DisplayFPGAVersion_Uint64 = 2029,
+	ETrackedDeviceProperty_Prop_DisplayBootloaderVersion_Uint64 = 2030,
+	ETrackedDeviceProperty_Prop_DisplayHardwareVersion_Uint64 = 2031,
+	ETrackedDeviceProperty_Prop_AudioFirmwareVersion_Uint64 = 2032,
+	ETrackedDeviceProperty_Prop_CameraCompatibilityMode_Int32 = 2033,
+	ETrackedDeviceProperty_Prop_ScreenshotHorizontalFieldOfViewDegrees_Float = 2034,
+	ETrackedDeviceProperty_Prop_ScreenshotVerticalFieldOfViewDegrees_Float = 2035,
+	ETrackedDeviceProperty_Prop_DisplaySuppressed_Bool = 2036,
+	ETrackedDeviceProperty_Prop_DisplayAllowNightMode_Bool = 2037,
+	ETrackedDeviceProperty_Prop_DisplayMCImageWidth_Int32 = 2038,
+	ETrackedDeviceProperty_Prop_DisplayMCImageHeight_Int32 = 2039,
+	ETrackedDeviceProperty_Prop_DisplayMCImageNumChannels_Int32 = 2040,
+	ETrackedDeviceProperty_Prop_DisplayMCImageData_Binary = 2041,
+	ETrackedDeviceProperty_Prop_UsesDriverDirectMode_Bool = 2042,
+	ETrackedDeviceProperty_Prop_AttachedDeviceId_String = 3000,
+	ETrackedDeviceProperty_Prop_SupportedButtons_Uint64 = 3001,
+	ETrackedDeviceProperty_Prop_Axis0Type_Int32 = 3002,
+	ETrackedDeviceProperty_Prop_Axis1Type_Int32 = 3003,
+	ETrackedDeviceProperty_Prop_Axis2Type_Int32 = 3004,
+	ETrackedDeviceProperty_Prop_Axis3Type_Int32 = 3005,
+	ETrackedDeviceProperty_Prop_Axis4Type_Int32 = 3006,
+	ETrackedDeviceProperty_Prop_ControllerRoleHint_Int32 = 3007,
+	ETrackedDeviceProperty_Prop_FieldOfViewLeftDegrees_Float = 4000,
+	ETrackedDeviceProperty_Prop_FieldOfViewRightDegrees_Float = 4001,
+	ETrackedDeviceProperty_Prop_FieldOfViewTopDegrees_Float = 4002,
+	ETrackedDeviceProperty_Prop_FieldOfViewBottomDegrees_Float = 4003,
+	ETrackedDeviceProperty_Prop_TrackingRangeMinimumMeters_Float = 4004,
+	ETrackedDeviceProperty_Prop_TrackingRangeMaximumMeters_Float = 4005,
+	ETrackedDeviceProperty_Prop_ModeLabel_String = 4006,
+	ETrackedDeviceProperty_Prop_IconPathName_String = 5000,
+	ETrackedDeviceProperty_Prop_NamedIconPathDeviceOff_String = 5001,
+	ETrackedDeviceProperty_Prop_NamedIconPathDeviceSearching_String = 5002,
+	ETrackedDeviceProperty_Prop_NamedIconPathDeviceSearchingAlert_String = 5003,
+	ETrackedDeviceProperty_Prop_NamedIconPathDeviceReady_String = 5004,
+	ETrackedDeviceProperty_Prop_NamedIconPathDeviceReadyAlert_String = 5005,
+	ETrackedDeviceProperty_Prop_NamedIconPathDeviceNotReady_String = 5006,
+	ETrackedDeviceProperty_Prop_NamedIconPathDeviceStandby_String = 5007,
+	ETrackedDeviceProperty_Prop_NamedIconPathDeviceAlertLow_String = 5008,
+	ETrackedDeviceProperty_Prop_DisplayHiddenArea_Binary_Start = 5100,
+	ETrackedDeviceProperty_Prop_DisplayHiddenArea_Binary_End = 5150,
+	ETrackedDeviceProperty_Prop_UserConfigPath_String = 6000,
+	ETrackedDeviceProperty_Prop_InstallPath_String = 6001,
+	ETrackedDeviceProperty_Prop_VendorSpecific_Reserved_Start = 10000,
+	ETrackedDeviceProperty_Prop_VendorSpecific_Reserved_End = 10999,
+} ETrackedDeviceProperty;
+
+typedef enum ETrackedPropertyError
+{
+	ETrackedPropertyError_TrackedProp_Success = 0,
+	ETrackedPropertyError_TrackedProp_WrongDataType = 1,
+	ETrackedPropertyError_TrackedProp_WrongDeviceClass = 2,
+	ETrackedPropertyError_TrackedProp_BufferTooSmall = 3,
+	ETrackedPropertyError_TrackedProp_UnknownProperty = 4,
+	ETrackedPropertyError_TrackedProp_InvalidDevice = 5,
+	ETrackedPropertyError_TrackedProp_CouldNotContactServer = 6,
+	ETrackedPropertyError_TrackedProp_ValueNotProvidedByDevice = 7,
+	ETrackedPropertyError_TrackedProp_StringExceedsMaximumLength = 8,
+	ETrackedPropertyError_TrackedProp_NotYetAvailable = 9,
+	ETrackedPropertyError_TrackedProp_PermissionDenied = 10,
+	ETrackedPropertyError_TrackedProp_InvalidOperation = 11,
+} ETrackedPropertyError;
+
+typedef enum EVRSubmitFlags
+{
+	EVRSubmitFlags_Submit_Default = 0,
+	EVRSubmitFlags_Submit_LensDistortionAlreadyApplied = 1,
+	EVRSubmitFlags_Submit_GlRenderBuffer = 2,
+	EVRSubmitFlags_Submit_Reserved = 4,
+} EVRSubmitFlags;
+
+typedef enum EVRState
+{
+	EVRState_VRState_Undefined = -1,
+	EVRState_VRState_Off = 0,
+	EVRState_VRState_Searching = 1,
+	EVRState_VRState_Searching_Alert = 2,
+	EVRState_VRState_Ready = 3,
+	EVRState_VRState_Ready_Alert = 4,
+	EVRState_VRState_NotReady = 5,
+	EVRState_VRState_Standby = 6,
+	EVRState_VRState_Ready_Alert_Low = 7,
+} EVRState;
+
+typedef enum EVREventType
+{
+	EVREventType_VREvent_None = 0,
+	EVREventType_VREvent_TrackedDeviceActivated = 100,
+	EVREventType_VREvent_TrackedDeviceDeactivated = 101,
+	EVREventType_VREvent_TrackedDeviceUpdated = 102,
+	EVREventType_VREvent_TrackedDeviceUserInteractionStarted = 103,
+	EVREventType_VREvent_TrackedDeviceUserInteractionEnded = 104,
+	EVREventType_VREvent_IpdChanged = 105,
+	EVREventType_VREvent_EnterStandbyMode = 106,
+	EVREventType_VREvent_LeaveStandbyMode = 107,
+	EVREventType_VREvent_TrackedDeviceRoleChanged = 108,
+	EVREventType_VREvent_WatchdogWakeUpRequested = 109,
+	EVREventType_VREvent_LensDistortionChanged = 110,
+	EVREventType_VREvent_PropertyChanged = 111,
+	EVREventType_VREvent_ButtonPress = 200,
+	EVREventType_VREvent_ButtonUnpress = 201,
+	EVREventType_VREvent_ButtonTouch = 202,
+	EVREventType_VREvent_ButtonUntouch = 203,
+	EVREventType_VREvent_MouseMove = 300,
+	EVREventType_VREvent_MouseButtonDown = 301,
+	EVREventType_VREvent_MouseButtonUp = 302,
+	EVREventType_VREvent_FocusEnter = 303,
+	EVREventType_VREvent_FocusLeave = 304,
+	EVREventType_VREvent_Scroll = 305,
+	EVREventType_VREvent_TouchPadMove = 306,
+	EVREventType_VREvent_OverlayFocusChanged = 307,
+	EVREventType_VREvent_InputFocusCaptured = 400,
+	EVREventType_VREvent_InputFocusReleased = 401,
+	EVREventType_VREvent_SceneFocusLost = 402,
+	EVREventType_VREvent_SceneFocusGained = 403,
+	EVREventType_VREvent_SceneApplicationChanged = 404,
+	EVREventType_VREvent_SceneFocusChanged = 405,
+	EVREventType_VREvent_InputFocusChanged = 406,
+	EVREventType_VREvent_SceneApplicationSecondaryRenderingStarted = 407,
+	EVREventType_VREvent_HideRenderModels = 410,
+	EVREventType_VREvent_ShowRenderModels = 411,
+	EVREventType_VREvent_OverlayShown = 500,
+	EVREventType_VREvent_OverlayHidden = 501,
+	EVREventType_VREvent_DashboardActivated = 502,
+	EVREventType_VREvent_DashboardDeactivated = 503,
+	EVREventType_VREvent_DashboardThumbSelected = 504,
+	EVREventType_VREvent_DashboardRequested = 505,
+	EVREventType_VREvent_ResetDashboard = 506,
+	EVREventType_VREvent_RenderToast = 507,
+	EVREventType_VREvent_ImageLoaded = 508,
+	EVREventType_VREvent_ShowKeyboard = 509,
+	EVREventType_VREvent_HideKeyboard = 510,
+	EVREventType_VREvent_OverlayGamepadFocusGained = 511,
+	EVREventType_VREvent_OverlayGamepadFocusLost = 512,
+	EVREventType_VREvent_OverlaySharedTextureChanged = 513,
+	EVREventType_VREvent_DashboardGuideButtonDown = 514,
+	EVREventType_VREvent_DashboardGuideButtonUp = 515,
+	EVREventType_VREvent_ScreenshotTriggered = 516,
+	EVREventType_VREvent_ImageFailed = 517,
+	EVREventType_VREvent_DashboardOverlayCreated = 518,
+	EVREventType_VREvent_RequestScreenshot = 520,
+	EVREventType_VREvent_ScreenshotTaken = 521,
+	EVREventType_VREvent_ScreenshotFailed = 522,
+	EVREventType_VREvent_SubmitScreenshotToDashboard = 523,
+	EVREventType_VREvent_ScreenshotProgressToDashboard = 524,
+	EVREventType_VREvent_PrimaryDashboardDeviceChanged = 525,
+	EVREventType_VREvent_Notification_Shown = 600,
+	EVREventType_VREvent_Notification_Hidden = 601,
+	EVREventType_VREvent_Notification_BeginInteraction = 602,
+	EVREventType_VREvent_Notification_Destroyed = 603,
+	EVREventType_VREvent_Quit = 700,
+	EVREventType_VREvent_ProcessQuit = 701,
+	EVREventType_VREvent_QuitAborted_UserPrompt = 702,
+	EVREventType_VREvent_QuitAcknowledged = 703,
+	EVREventType_VREvent_DriverRequestedQuit = 704,
+	EVREventType_VREvent_ChaperoneDataHasChanged = 800,
+	EVREventType_VREvent_ChaperoneUniverseHasChanged = 801,
+	EVREventType_VREvent_ChaperoneTempDataHasChanged = 802,
+	EVREventType_VREvent_ChaperoneSettingsHaveChanged = 803,
+	EVREventType_VREvent_SeatedZeroPoseReset = 804,
+	EVREventType_VREvent_AudioSettingsHaveChanged = 820,
+	EVREventType_VREvent_BackgroundSettingHasChanged = 850,
+	EVREventType_VREvent_CameraSettingsHaveChanged = 851,
+	EVREventType_VREvent_ReprojectionSettingHasChanged = 852,
+	EVREventType_VREvent_ModelSkinSettingsHaveChanged = 853,
+	EVREventType_VREvent_EnvironmentSettingsHaveChanged = 854,
+	EVREventType_VREvent_PowerSettingsHaveChanged = 855,
+	EVREventType_VREvent_StatusUpdate = 900,
+	EVREventType_VREvent_MCImageUpdated = 1000,
+	EVREventType_VREvent_FirmwareUpdateStarted = 1100,
+	EVREventType_VREvent_FirmwareUpdateFinished = 1101,
+	EVREventType_VREvent_KeyboardClosed = 1200,
+	EVREventType_VREvent_KeyboardCharInput = 1201,
+	EVREventType_VREvent_KeyboardDone = 1202,
+	EVREventType_VREvent_ApplicationTransitionStarted = 1300,
+	EVREventType_VREvent_ApplicationTransitionAborted = 1301,
+	EVREventType_VREvent_ApplicationTransitionNewAppStarted = 1302,
+	EVREventType_VREvent_ApplicationListUpdated = 1303,
+	EVREventType_VREvent_ApplicationMimeTypeLoad = 1304,
+	EVREventType_VREvent_ApplicationTransitionNewAppLaunchComplete = 1305,
+	EVREventType_VREvent_Compositor_MirrorWindowShown = 1400,
+	EVREventType_VREvent_Compositor_MirrorWindowHidden = 1401,
+	EVREventType_VREvent_Compositor_ChaperoneBoundsShown = 1410,
+	EVREventType_VREvent_Compositor_ChaperoneBoundsHidden = 1411,
+	EVREventType_VREvent_TrackedCamera_StartVideoStream = 1500,
+	EVREventType_VREvent_TrackedCamera_StopVideoStream = 1501,
+	EVREventType_VREvent_TrackedCamera_PauseVideoStream = 1502,
+	EVREventType_VREvent_TrackedCamera_ResumeVideoStream = 1503,
+	EVREventType_VREvent_TrackedCamera_EditingSurface = 1550,
+	EVREventType_VREvent_PerformanceTest_EnableCapture = 1600,
+	EVREventType_VREvent_PerformanceTest_DisableCapture = 1601,
+	EVREventType_VREvent_PerformanceTest_FidelityLevel = 1602,
+	EVREventType_VREvent_MessageOverlay_Closed = 1650,
+	EVREventType_VREvent_VendorSpecific_Reserved_Start = 10000,
+	EVREventType_VREvent_VendorSpecific_Reserved_End = 19999,
+} EVREventType;
+
+typedef enum EDeviceActivityLevel
+{
+	EDeviceActivityLevel_k_EDeviceActivityLevel_Unknown = -1,
+	EDeviceActivityLevel_k_EDeviceActivityLevel_Idle = 0,
+	EDeviceActivityLevel_k_EDeviceActivityLevel_UserInteraction = 1,
+	EDeviceActivityLevel_k_EDeviceActivityLevel_UserInteraction_Timeout = 2,
+	EDeviceActivityLevel_k_EDeviceActivityLevel_Standby = 3,
+} EDeviceActivityLevel;
+
+typedef enum EVRButtonId
+{
+	EVRButtonId_k_EButton_System = 0,
+	EVRButtonId_k_EButton_ApplicationMenu = 1,
+	EVRButtonId_k_EButton_Grip = 2,
+	EVRButtonId_k_EButton_DPad_Left = 3,
+	EVRButtonId_k_EButton_DPad_Up = 4,
+	EVRButtonId_k_EButton_DPad_Right = 5,
+	EVRButtonId_k_EButton_DPad_Down = 6,
+	EVRButtonId_k_EButton_A = 7,
+	EVRButtonId_k_EButton_ProximitySensor = 31,
+	EVRButtonId_k_EButton_Axis0 = 32,
+	EVRButtonId_k_EButton_Axis1 = 33,
+	EVRButtonId_k_EButton_Axis2 = 34,
+	EVRButtonId_k_EButton_Axis3 = 35,
+	EVRButtonId_k_EButton_Axis4 = 36,
+	EVRButtonId_k_EButton_SteamVR_Touchpad = 32,
+	EVRButtonId_k_EButton_SteamVR_Trigger = 33,
+	EVRButtonId_k_EButton_Dashboard_Back = 2,
+	EVRButtonId_k_EButton_Max = 64,
+} EVRButtonId;
+
+typedef enum EVRMouseButton
+{
+	EVRMouseButton_VRMouseButton_Left = 1,
+	EVRMouseButton_VRMouseButton_Right = 2,
+	EVRMouseButton_VRMouseButton_Middle = 4,
+} EVRMouseButton;
+
+typedef enum EHiddenAreaMeshType
+{
+	EHiddenAreaMeshType_k_eHiddenAreaMesh_Standard = 0,
+	EHiddenAreaMeshType_k_eHiddenAreaMesh_Inverse = 1,
+	EHiddenAreaMeshType_k_eHiddenAreaMesh_LineLoop = 2,
+	EHiddenAreaMeshType_k_eHiddenAreaMesh_Max = 3,
+} EHiddenAreaMeshType;
+
+typedef enum EVRControllerAxisType
+{
+	EVRControllerAxisType_k_eControllerAxis_None = 0,
+	EVRControllerAxisType_k_eControllerAxis_TrackPad = 1,
+	EVRControllerAxisType_k_eControllerAxis_Joystick = 2,
+	EVRControllerAxisType_k_eControllerAxis_Trigger = 3,
+} EVRControllerAxisType;
+
+typedef enum EVRControllerEventOutputType
+{
+	EVRControllerEventOutputType_ControllerEventOutput_OSEvents = 0,
+	EVRControllerEventOutputType_ControllerEventOutput_VREvents = 1,
+} EVRControllerEventOutputType;
+
+typedef enum ECollisionBoundsStyle
+{
+	ECollisionBoundsStyle_COLLISION_BOUNDS_STYLE_BEGINNER = 0,
+	ECollisionBoundsStyle_COLLISION_BOUNDS_STYLE_INTERMEDIATE = 1,
+	ECollisionBoundsStyle_COLLISION_BOUNDS_STYLE_SQUARES = 2,
+	ECollisionBoundsStyle_COLLISION_BOUNDS_STYLE_ADVANCED = 3,
+	ECollisionBoundsStyle_COLLISION_BOUNDS_STYLE_NONE = 4,
+	ECollisionBoundsStyle_COLLISION_BOUNDS_STYLE_COUNT = 5,
+} ECollisionBoundsStyle;
+
+typedef enum EVROverlayError
+{
+	EVROverlayError_VROverlayError_None = 0,
+	EVROverlayError_VROverlayError_UnknownOverlay = 10,
+	EVROverlayError_VROverlayError_InvalidHandle = 11,
+	EVROverlayError_VROverlayError_PermissionDenied = 12,
+	EVROverlayError_VROverlayError_OverlayLimitExceeded = 13,
+	EVROverlayError_VROverlayError_WrongVisibilityType = 14,
+	EVROverlayError_VROverlayError_KeyTooLong = 15,
+	EVROverlayError_VROverlayError_NameTooLong = 16,
+	EVROverlayError_VROverlayError_KeyInUse = 17,
+	EVROverlayError_VROverlayError_WrongTransformType = 18,
+	EVROverlayError_VROverlayError_InvalidTrackedDevice = 19,
+	EVROverlayError_VROverlayError_InvalidParameter = 20,
+	EVROverlayError_VROverlayError_ThumbnailCantBeDestroyed = 21,
+	EVROverlayError_VROverlayError_ArrayTooSmall = 22,
+	EVROverlayError_VROverlayError_RequestFailed = 23,
+	EVROverlayError_VROverlayError_InvalidTexture = 24,
+	EVROverlayError_VROverlayError_UnableToLoadFile = 25,
+	EVROverlayError_VROverlayError_KeyboardAlreadyInUse = 26,
+	EVROverlayError_VROverlayError_NoNeighbor = 27,
+	EVROverlayError_VROverlayError_TooManyMaskPrimitives = 29,
+	EVROverlayError_VROverlayError_BadMaskPrimitive = 30,
+} EVROverlayError;
+
+typedef enum EVRApplicationType
+{
+	EVRApplicationType_VRApplication_Other = 0,
+	EVRApplicationType_VRApplication_Scene = 1,
+	EVRApplicationType_VRApplication_Overlay = 2,
+	EVRApplicationType_VRApplication_Background = 3,
+	EVRApplicationType_VRApplication_Utility = 4,
+	EVRApplicationType_VRApplication_VRMonitor = 5,
+	EVRApplicationType_VRApplication_SteamWatchdog = 6,
+	EVRApplicationType_VRApplication_Max = 7,
+} EVRApplicationType;
+
+typedef enum EVRFirmwareError
+{
+	EVRFirmwareError_VRFirmwareError_None = 0,
+	EVRFirmwareError_VRFirmwareError_Success = 1,
+	EVRFirmwareError_VRFirmwareError_Fail = 2,
+} EVRFirmwareError;
+
+typedef enum EVRNotificationError
+{
+	EVRNotificationError_VRNotificationError_OK = 0,
+	EVRNotificationError_VRNotificationError_InvalidNotificationId = 100,
+	EVRNotificationError_VRNotificationError_NotificationQueueFull = 101,
+	EVRNotificationError_VRNotificationError_InvalidOverlayHandle = 102,
+	EVRNotificationError_VRNotificationError_SystemWithUserValueAlreadyExists = 103,
+} EVRNotificationError;
+
+typedef enum EVRInitError
+{
+	EVRInitError_VRInitError_None = 0,
+	EVRInitError_VRInitError_Unknown = 1,
+	EVRInitError_VRInitError_Init_InstallationNotFound = 100,
+	EVRInitError_VRInitError_Init_InstallationCorrupt = 101,
+	EVRInitError_VRInitError_Init_VRClientDLLNotFound = 102,
+	EVRInitError_VRInitError_Init_FileNotFound = 103,
+	EVRInitError_VRInitError_Init_FactoryNotFound = 104,
+	EVRInitError_VRInitError_Init_InterfaceNotFound = 105,
+	EVRInitError_VRInitError_Init_InvalidInterface = 106,
+	EVRInitError_VRInitError_Init_UserConfigDirectoryInvalid = 107,
+	EVRInitError_VRInitError_Init_HmdNotFound = 108,
+	EVRInitError_VRInitError_Init_NotInitialized = 109,
+	EVRInitError_VRInitError_Init_PathRegistryNotFound = 110,
+	EVRInitError_VRInitError_Init_NoConfigPath = 111,
+	EVRInitError_VRInitError_Init_NoLogPath = 112,
+	EVRInitError_VRInitError_Init_PathRegistryNotWritable = 113,
+	EVRInitError_VRInitError_Init_AppInfoInitFailed = 114,
+	EVRInitError_VRInitError_Init_Retry = 115,
+	EVRInitError_VRInitError_Init_InitCanceledByUser = 116,
+	EVRInitError_VRInitError_Init_AnotherAppLaunching = 117,
+	EVRInitError_VRInitError_Init_SettingsInitFailed = 118,
+	EVRInitError_VRInitError_Init_ShuttingDown = 119,
+	EVRInitError_VRInitError_Init_TooManyObjects = 120,
+	EVRInitError_VRInitError_Init_NoServerForBackgroundApp = 121,
+	EVRInitError_VRInitError_Init_NotSupportedWithCompositor = 122,
+	EVRInitError_VRInitError_Init_NotAvailableToUtilityApps = 123,
+	EVRInitError_VRInitError_Init_Internal = 124,
+	EVRInitError_VRInitError_Init_HmdDriverIdIsNone = 125,
+	EVRInitError_VRInitError_Init_HmdNotFoundPresenceFailed = 126,
+	EVRInitError_VRInitError_Init_VRMonitorNotFound = 127,
+	EVRInitError_VRInitError_Init_VRMonitorStartupFailed = 128,
+	EVRInitError_VRInitError_Init_LowPowerWatchdogNotSupported = 129,
+	EVRInitError_VRInitError_Init_InvalidApplicationType = 130,
+	EVRInitError_VRInitError_Init_NotAvailableToWatchdogApps = 131,
+	EVRInitError_VRInitError_Init_WatchdogDisabledInSettings = 132,
+	EVRInitError_VRInitError_Init_VRDashboardNotFound = 133,
+	EVRInitError_VRInitError_Init_VRDashboardStartupFailed = 134,
+	EVRInitError_VRInitError_Driver_Failed = 200,
+	EVRInitError_VRInitError_Driver_Unknown = 201,
+	EVRInitError_VRInitError_Driver_HmdUnknown = 202,
+	EVRInitError_VRInitError_Driver_NotLoaded = 203,
+	EVRInitError_VRInitError_Driver_RuntimeOutOfDate = 204,
+	EVRInitError_VRInitError_Driver_HmdInUse = 205,
+	EVRInitError_VRInitError_Driver_NotCalibrated = 206,
+	EVRInitError_VRInitError_Driver_CalibrationInvalid = 207,
+	EVRInitError_VRInitError_Driver_HmdDisplayNotFound = 208,
+	EVRInitError_VRInitError_Driver_TrackedDeviceInterfaceUnknown = 209,
+	EVRInitError_VRInitError_Driver_HmdDriverIdOutOfBounds = 211,
+	EVRInitError_VRInitError_Driver_HmdDisplayMirrored = 212,
+	EVRInitError_VRInitError_IPC_ServerInitFailed = 300,
+	EVRInitError_VRInitError_IPC_ConnectFailed = 301,
+	EVRInitError_VRInitError_IPC_SharedStateInitFailed = 302,
+	EVRInitError_VRInitError_IPC_CompositorInitFailed = 303,
+	EVRInitError_VRInitError_IPC_MutexInitFailed = 304,
+	EVRInitError_VRInitError_IPC_Failed = 305,
+	EVRInitError_VRInitError_IPC_CompositorConnectFailed = 306,
+	EVRInitError_VRInitError_IPC_CompositorInvalidConnectResponse = 307,
+	EVRInitError_VRInitError_IPC_ConnectFailedAfterMultipleAttempts = 308,
+	EVRInitError_VRInitError_Compositor_Failed = 400,
+	EVRInitError_VRInitError_Compositor_D3D11HardwareRequired = 401,
+	EVRInitError_VRInitError_Compositor_FirmwareRequiresUpdate = 402,
+	EVRInitError_VRInitError_Compositor_OverlayInitFailed = 403,
+	EVRInitError_VRInitError_Compositor_ScreenshotsInitFailed = 404,
+	EVRInitError_VRInitError_VendorSpecific_UnableToConnectToOculusRuntime = 1000,
+	EVRInitError_VRInitError_VendorSpecific_HmdFound_CantOpenDevice = 1101,
+	EVRInitError_VRInitError_VendorSpecific_HmdFound_UnableToRequestConfigStart = 1102,
+	EVRInitError_VRInitError_VendorSpecific_HmdFound_NoStoredConfig = 1103,
+	EVRInitError_VRInitError_VendorSpecific_HmdFound_ConfigTooBig = 1104,
+	EVRInitError_VRInitError_VendorSpecific_HmdFound_ConfigTooSmall = 1105,
+	EVRInitError_VRInitError_VendorSpecific_HmdFound_UnableToInitZLib = 1106,
+	EVRInitError_VRInitError_VendorSpecific_HmdFound_CantReadFirmwareVersion = 1107,
+	EVRInitError_VRInitError_VendorSpecific_HmdFound_UnableToSendUserDataStart = 1108,
+	EVRInitError_VRInitError_VendorSpecific_HmdFound_UnableToGetUserDataStart = 1109,
+	EVRInitError_VRInitError_VendorSpecific_HmdFound_UnableToGetUserDataNext = 1110,
+	EVRInitError_VRInitError_VendorSpecific_HmdFound_UserDataAddressRange = 1111,
+	EVRInitError_VRInitError_VendorSpecific_HmdFound_UserDataError = 1112,
+	EVRInitError_VRInitError_VendorSpecific_HmdFound_ConfigFailedSanityCheck = 1113,
+	EVRInitError_VRInitError_Steam_SteamInstallationNotFound = 2000,
+} EVRInitError;
+
+typedef enum EVRScreenshotType
+{
+	EVRScreenshotType_VRScreenshotType_None = 0,
+	EVRScreenshotType_VRScreenshotType_Mono = 1,
+	EVRScreenshotType_VRScreenshotType_Stereo = 2,
+	EVRScreenshotType_VRScreenshotType_Cubemap = 3,
+	EVRScreenshotType_VRScreenshotType_MonoPanorama = 4,
+	EVRScreenshotType_VRScreenshotType_StereoPanorama = 5,
+} EVRScreenshotType;
+
+typedef enum EVRScreenshotPropertyFilenames
+{
+	EVRScreenshotPropertyFilenames_VRScreenshotPropertyFilenames_Preview = 0,
+	EVRScreenshotPropertyFilenames_VRScreenshotPropertyFilenames_VR = 1,
+} EVRScreenshotPropertyFilenames;
+
+typedef enum EVRTrackedCameraError
+{
+	EVRTrackedCameraError_VRTrackedCameraError_None = 0,
+	EVRTrackedCameraError_VRTrackedCameraError_OperationFailed = 100,
+	EVRTrackedCameraError_VRTrackedCameraError_InvalidHandle = 101,
+	EVRTrackedCameraError_VRTrackedCameraError_InvalidFrameHeaderVersion = 102,
+	EVRTrackedCameraError_VRTrackedCameraError_OutOfHandles = 103,
+	EVRTrackedCameraError_VRTrackedCameraError_IPCFailure = 104,
+	EVRTrackedCameraError_VRTrackedCameraError_NotSupportedForThisDevice = 105,
+	EVRTrackedCameraError_VRTrackedCameraError_SharedMemoryFailure = 106,
+	EVRTrackedCameraError_VRTrackedCameraError_FrameBufferingFailure = 107,
+	EVRTrackedCameraError_VRTrackedCameraError_StreamSetupFailure = 108,
+	EVRTrackedCameraError_VRTrackedCameraError_InvalidGLTextureId = 109,
+	EVRTrackedCameraError_VRTrackedCameraError_InvalidSharedTextureHandle = 110,
+	EVRTrackedCameraError_VRTrackedCameraError_FailedToGetGLTextureId = 111,
+	EVRTrackedCameraError_VRTrackedCameraError_SharedTextureFailure = 112,
+	EVRTrackedCameraError_VRTrackedCameraError_NoFrameAvailable = 113,
+	EVRTrackedCameraError_VRTrackedCameraError_InvalidArgument = 114,
+	EVRTrackedCameraError_VRTrackedCameraError_InvalidFrameBufferSize = 115,
+} EVRTrackedCameraError;
+
+typedef enum EVRTrackedCameraFrameType
+{
+	EVRTrackedCameraFrameType_VRTrackedCameraFrameType_Distorted = 0,
+	EVRTrackedCameraFrameType_VRTrackedCameraFrameType_Undistorted = 1,
+	EVRTrackedCameraFrameType_VRTrackedCameraFrameType_MaximumUndistorted = 2,
+	EVRTrackedCameraFrameType_MAX_CAMERA_FRAME_TYPES = 3,
+} EVRTrackedCameraFrameType;
+
+typedef enum EVRApplicationError
+{
+	EVRApplicationError_VRApplicationError_None = 0,
+	EVRApplicationError_VRApplicationError_AppKeyAlreadyExists = 100,
+	EVRApplicationError_VRApplicationError_NoManifest = 101,
+	EVRApplicationError_VRApplicationError_NoApplication = 102,
+	EVRApplicationError_VRApplicationError_InvalidIndex = 103,
+	EVRApplicationError_VRApplicationError_UnknownApplication = 104,
+	EVRApplicationError_VRApplicationError_IPCFailed = 105,
+	EVRApplicationError_VRApplicationError_ApplicationAlreadyRunning = 106,
+	EVRApplicationError_VRApplicationError_InvalidManifest = 107,
+	EVRApplicationError_VRApplicationError_InvalidApplication = 108,
+	EVRApplicationError_VRApplicationError_LaunchFailed = 109,
+	EVRApplicationError_VRApplicationError_ApplicationAlreadyStarting = 110,
+	EVRApplicationError_VRApplicationError_LaunchInProgress = 111,
+	EVRApplicationError_VRApplicationError_OldApplicationQuitting = 112,
+	EVRApplicationError_VRApplicationError_TransitionAborted = 113,
+	EVRApplicationError_VRApplicationError_IsTemplate = 114,
+	EVRApplicationError_VRApplicationError_BufferTooSmall = 200,
+	EVRApplicationError_VRApplicationError_PropertyNotSet = 201,
+	EVRApplicationError_VRApplicationError_UnknownProperty = 202,
+	EVRApplicationError_VRApplicationError_InvalidParameter = 203,
+} EVRApplicationError;
+
+typedef enum EVRApplicationProperty
+{
+	EVRApplicationProperty_VRApplicationProperty_Name_String = 0,
+	EVRApplicationProperty_VRApplicationProperty_LaunchType_String = 11,
+	EVRApplicationProperty_VRApplicationProperty_WorkingDirectory_String = 12,
+	EVRApplicationProperty_VRApplicationProperty_BinaryPath_String = 13,
+	EVRApplicationProperty_VRApplicationProperty_Arguments_String = 14,
+	EVRApplicationProperty_VRApplicationProperty_URL_String = 15,
+	EVRApplicationProperty_VRApplicationProperty_Description_String = 50,
+	EVRApplicationProperty_VRApplicationProperty_NewsURL_String = 51,
+	EVRApplicationProperty_VRApplicationProperty_ImagePath_String = 52,
+	EVRApplicationProperty_VRApplicationProperty_Source_String = 53,
+	EVRApplicationProperty_VRApplicationProperty_IsDashboardOverlay_Bool = 60,
+	EVRApplicationProperty_VRApplicationProperty_IsTemplate_Bool = 61,
+	EVRApplicationProperty_VRApplicationProperty_IsInstanced_Bool = 62,
+	EVRApplicationProperty_VRApplicationProperty_IsInternal_Bool = 63,
+	EVRApplicationProperty_VRApplicationProperty_LastLaunchTime_Uint64 = 70,
+} EVRApplicationProperty;
+
+typedef enum EVRApplicationTransitionState
+{
+	EVRApplicationTransitionState_VRApplicationTransition_None = 0,
+	EVRApplicationTransitionState_VRApplicationTransition_OldAppQuitSent = 10,
+	EVRApplicationTransitionState_VRApplicationTransition_WaitingForExternalLaunch = 11,
+	EVRApplicationTransitionState_VRApplicationTransition_NewAppLaunched = 20,
+} EVRApplicationTransitionState;
+
+typedef enum ChaperoneCalibrationState
+{
+	ChaperoneCalibrationState_OK = 1,
+	ChaperoneCalibrationState_Warning = 100,
+	ChaperoneCalibrationState_Warning_BaseStationMayHaveMoved = 101,
+	ChaperoneCalibrationState_Warning_BaseStationRemoved = 102,
+	ChaperoneCalibrationState_Warning_SeatedBoundsInvalid = 103,
+	ChaperoneCalibrationState_Error = 200,
+	ChaperoneCalibrationState_Error_BaseStationUninitialized = 201,
+	ChaperoneCalibrationState_Error_BaseStationConflict = 202,
+	ChaperoneCalibrationState_Error_PlayAreaInvalid = 203,
+	ChaperoneCalibrationState_Error_CollisionBoundsInvalid = 204,
+} ChaperoneCalibrationState;
+
+typedef enum EChaperoneConfigFile
+{
+	EChaperoneConfigFile_Live = 1,
+	EChaperoneConfigFile_Temp = 2,
+} EChaperoneConfigFile;
+
+typedef enum EChaperoneImportFlags
+{
+	EChaperoneImportFlags_EChaperoneImport_BoundsOnly = 1,
+} EChaperoneImportFlags;
+
+typedef enum EVRCompositorError
+{
+	EVRCompositorError_VRCompositorError_None = 0,
+	EVRCompositorError_VRCompositorError_RequestFailed = 1,
+	EVRCompositorError_VRCompositorError_IncompatibleVersion = 100,
+	EVRCompositorError_VRCompositorError_DoNotHaveFocus = 101,
+	EVRCompositorError_VRCompositorError_InvalidTexture = 102,
+	EVRCompositorError_VRCompositorError_IsNotSceneApplication = 103,
+	EVRCompositorError_VRCompositorError_TextureIsOnWrongDevice = 104,
+	EVRCompositorError_VRCompositorError_TextureUsesUnsupportedFormat = 105,
+	EVRCompositorError_VRCompositorError_SharedTexturesNotSupported = 106,
+	EVRCompositorError_VRCompositorError_IndexOutOfRange = 107,
+	EVRCompositorError_VRCompositorError_AlreadySubmitted = 108,
+} EVRCompositorError;
+
+typedef enum VROverlayInputMethod
+{
+	VROverlayInputMethod_None = 0,
+	VROverlayInputMethod_Mouse = 1,
+} VROverlayInputMethod;
+
+typedef enum VROverlayTransformType
+{
+	VROverlayTransformType_VROverlayTransform_Absolute = 0,
+	VROverlayTransformType_VROverlayTransform_TrackedDeviceRelative = 1,
+	VROverlayTransformType_VROverlayTransform_SystemOverlay = 2,
+	VROverlayTransformType_VROverlayTransform_TrackedComponent = 3,
+} VROverlayTransformType;
+
+typedef enum VROverlayFlags
+{
+	VROverlayFlags_None = 0,
+	VROverlayFlags_Curved = 1,
+	VROverlayFlags_RGSS4X = 2,
+	VROverlayFlags_NoDashboardTab = 3,
+	VROverlayFlags_AcceptsGamepadEvents = 4,
+	VROverlayFlags_ShowGamepadFocus = 5,
+	VROverlayFlags_SendVRScrollEvents = 6,
+	VROverlayFlags_SendVRTouchpadEvents = 7,
+	VROverlayFlags_ShowTouchPadScrollWheel = 8,
+	VROverlayFlags_TransferOwnershipToInternalProcess = 9,
+	VROverlayFlags_SideBySide_Parallel = 10,
+	VROverlayFlags_SideBySide_Crossed = 11,
+	VROverlayFlags_Panorama = 12,
+	VROverlayFlags_StereoPanorama = 13,
+	VROverlayFlags_SortWithNonSceneOverlays = 14,
+	VROverlayFlags_VisibleInDashboard = 15,
+} VROverlayFlags;
+
+typedef enum VRMessageOverlayResponse
+{
+	VRMessageOverlayResponse_ButtonPress_0 = 0,
+	VRMessageOverlayResponse_ButtonPress_1 = 1,
+	VRMessageOverlayResponse_ButtonPress_2 = 2,
+	VRMessageOverlayResponse_ButtonPress_3 = 3,
+	VRMessageOverlayResponse_CouldntFindSystemOverlay = 4,
+	VRMessageOverlayResponse_CouldntFindOrCreateClientOverlay = 5,
+	VRMessageOverlayResponse_ApplicationQuit = 6,
+} VRMessageOverlayResponse;
+
+typedef enum EGamepadTextInputMode
+{
+	EGamepadTextInputMode_k_EGamepadTextInputModeNormal = 0,
+	EGamepadTextInputMode_k_EGamepadTextInputModePassword = 1,
+	EGamepadTextInputMode_k_EGamepadTextInputModeSubmit = 2,
+} EGamepadTextInputMode;
+
+typedef enum EGamepadTextInputLineMode
+{
+	EGamepadTextInputLineMode_k_EGamepadTextInputLineModeSingleLine = 0,
+	EGamepadTextInputLineMode_k_EGamepadTextInputLineModeMultipleLines = 1,
+} EGamepadTextInputLineMode;
+
+typedef enum EOverlayDirection
+{
+	EOverlayDirection_OverlayDirection_Up = 0,
+	EOverlayDirection_OverlayDirection_Down = 1,
+	EOverlayDirection_OverlayDirection_Left = 2,
+	EOverlayDirection_OverlayDirection_Right = 3,
+	EOverlayDirection_OverlayDirection_Count = 4,
+} EOverlayDirection;
+
+typedef enum EVROverlayIntersectionMaskPrimitiveType
+{
+	EVROverlayIntersectionMaskPrimitiveType_OverlayIntersectionPrimitiveType_Rectangle = 0,
+	EVROverlayIntersectionMaskPrimitiveType_OverlayIntersectionPrimitiveType_Circle = 1,
+} EVROverlayIntersectionMaskPrimitiveType;
+
+typedef enum EVRRenderModelError
+{
+	EVRRenderModelError_VRRenderModelError_None = 0,
+	EVRRenderModelError_VRRenderModelError_Loading = 100,
+	EVRRenderModelError_VRRenderModelError_NotSupported = 200,
+	EVRRenderModelError_VRRenderModelError_InvalidArg = 300,
+	EVRRenderModelError_VRRenderModelError_InvalidModel = 301,
+	EVRRenderModelError_VRRenderModelError_NoShapes = 302,
+	EVRRenderModelError_VRRenderModelError_MultipleShapes = 303,
+	EVRRenderModelError_VRRenderModelError_TooManyVertices = 304,
+	EVRRenderModelError_VRRenderModelError_MultipleTextures = 305,
+	EVRRenderModelError_VRRenderModelError_BufferTooSmall = 306,
+	EVRRenderModelError_VRRenderModelError_NotEnoughNormals = 307,
+	EVRRenderModelError_VRRenderModelError_NotEnoughTexCoords = 308,
+	EVRRenderModelError_VRRenderModelError_InvalidTexture = 400,
+} EVRRenderModelError;
+
+typedef enum EVRComponentProperty
+{
+	EVRComponentProperty_VRComponentProperty_IsStatic = 1,
+	EVRComponentProperty_VRComponentProperty_IsVisible = 2,
+	EVRComponentProperty_VRComponentProperty_IsTouched = 4,
+	EVRComponentProperty_VRComponentProperty_IsPressed = 8,
+	EVRComponentProperty_VRComponentProperty_IsScrolled = 16,
+} EVRComponentProperty;
+
+typedef enum EVRNotificationType
+{
+	EVRNotificationType_Transient = 0,
+	EVRNotificationType_Persistent = 1,
+	EVRNotificationType_Transient_SystemWithUserValue = 2,
+} EVRNotificationType;
+
+typedef enum EVRNotificationStyle
+{
+	EVRNotificationStyle_None = 0,
+	EVRNotificationStyle_Application = 100,
+	EVRNotificationStyle_Contact_Disabled = 200,
+	EVRNotificationStyle_Contact_Enabled = 201,
+	EVRNotificationStyle_Contact_Active = 202,
+} EVRNotificationStyle;
+
+typedef enum EVRSettingsError
+{
+	EVRSettingsError_VRSettingsError_None = 0,
+	EVRSettingsError_VRSettingsError_IPCFailed = 1,
+	EVRSettingsError_VRSettingsError_WriteFailed = 2,
+	EVRSettingsError_VRSettingsError_ReadFailed = 3,
+	EVRSettingsError_VRSettingsError_JsonParseFailed = 4,
+	EVRSettingsError_VRSettingsError_UnsetSettingHasNoDefault = 5,
+} EVRSettingsError;
+
+typedef enum EVRScreenshotError
+{
+	EVRScreenshotError_VRScreenshotError_None = 0,
+	EVRScreenshotError_VRScreenshotError_RequestFailed = 1,
+	EVRScreenshotError_VRScreenshotError_IncompatibleVersion = 100,
+	EVRScreenshotError_VRScreenshotError_NotFound = 101,
+	EVRScreenshotError_VRScreenshotError_BufferTooSmall = 102,
+	EVRScreenshotError_VRScreenshotError_ScreenshotAlreadyInProgress = 108,
+} EVRScreenshotError;
+
+
+// OpenVR typedefs
+
+typedef uint32_t TrackedDeviceIndex_t;
+typedef uint32_t VRNotificationId;
+typedef uint64_t VROverlayHandle_t;
+
+typedef void * glSharedTextureHandle_t;
+typedef int32_t glInt_t;
+typedef uint32_t glUInt_t;
+typedef uint64_t SharedTextureHandle_t;
+typedef uint32_t TrackedDeviceIndex_t;
+typedef uint64_t PropertyContainerHandle_t;
+typedef uint32_t PropertyTypeTag_t;
+typedef uint64_t VROverlayHandle_t;
+typedef uint64_t TrackedCameraHandle_t;
+typedef uint32_t ScreenshotHandle_t;
+typedef uint32_t VRComponentProperties;
+typedef int32_t TextureID_t;
+typedef uint32_t VRNotificationId;
+typedef EVRInitError HmdError;
+typedef EVREye Hmd_Eye;
+typedef EColorSpace ColorSpace;
+typedef ETrackingResult HmdTrackingResult;
+typedef ETrackedDeviceClass TrackedDeviceClass;
+typedef ETrackingUniverseOrigin TrackingUniverseOrigin;
+typedef ETrackedDeviceProperty TrackedDeviceProperty;
+typedef ETrackedPropertyError TrackedPropertyError;
+typedef EVRSubmitFlags VRSubmitFlags_t;
+typedef EVRState VRState_t;
+typedef ECollisionBoundsStyle CollisionBoundsStyle_t;
+typedef EVROverlayError VROverlayError;
+typedef EVRFirmwareError VRFirmwareError;
+typedef EVRCompositorError VRCompositorError;
+typedef EVRScreenshotError VRScreenshotsError;
+
+// OpenVR Structs
+
+typedef struct HmdMatrix34_t
+{
+	float m[3][4]; //float[3][4]
+} HmdMatrix34_t;
+
+typedef struct HmdMatrix44_t
+{
+	float m[4][4]; //float[4][4]
+} HmdMatrix44_t;
+
+typedef struct HmdVector3_t
+{
+	float v[3]; //float[3]
+} HmdVector3_t;
+
+typedef struct HmdVector4_t
+{
+	float v[4]; //float[4]
+} HmdVector4_t;
+
+typedef struct HmdVector3d_t
+{
+	double v[3]; //double[3]
+} HmdVector3d_t;
+
+typedef struct HmdVector2_t
+{
+	float v[2]; //float[2]
+} HmdVector2_t;
+
+typedef struct HmdQuaternion_t
+{
+	double w;
+	double x;
+	double y;
+	double z;
+} HmdQuaternion_t;
+
+typedef struct HmdColor_t
+{
+	float r;
+	float g;
+	float b;
+	float a;
+} HmdColor_t;
+
+typedef struct HmdQuad_t
+{
+	struct HmdVector3_t vCorners[4]; //struct vr::HmdVector3_t[4]
+} HmdQuad_t;
+
+typedef struct HmdRect2_t
+{
+	struct HmdVector2_t vTopLeft;
+	struct HmdVector2_t vBottomRight;
+} HmdRect2_t;
+
+typedef struct DistortionCoordinates_t
+{
+	float rfRed[2]; //float[2]
+	float rfGreen[2]; //float[2]
+	float rfBlue[2]; //float[2]
+} DistortionCoordinates_t;
+
+typedef struct Texture_t
+{
+	void * handle; // void *
+	enum ETextureType eType;
+	enum EColorSpace eColorSpace;
+} Texture_t;
+
+typedef struct TrackedDevicePose_t
+{
+	struct HmdMatrix34_t mDeviceToAbsoluteTracking;
+	struct HmdVector3_t vVelocity;
+	struct HmdVector3_t vAngularVelocity;
+	enum ETrackingResult eTrackingResult;
+	bool bPoseIsValid;
+	bool bDeviceIsConnected;
+} TrackedDevicePose_t;
+
+typedef struct VRTextureBounds_t
+{
+	float uMin;
+	float vMin;
+	float uMax;
+	float vMax;
+} VRTextureBounds_t;
+
+typedef struct VRVulkanTextureData_t
+{
+	uint64_t m_nImage;
+	struct VkDevice_T * m_pDevice; // struct VkDevice_T *
+	struct VkPhysicalDevice_T * m_pPhysicalDevice; // struct VkPhysicalDevice_T *
+	struct VkInstance_T * m_pInstance; // struct VkInstance_T *
+	struct VkQueue_T * m_pQueue; // struct VkQueue_T *
+	uint32_t m_nQueueFamilyIndex;
+	uint32_t m_nWidth;
+	uint32_t m_nHeight;
+	uint32_t m_nFormat;
+	uint32_t m_nSampleCount;
+} VRVulkanTextureData_t;
+
+typedef struct D3D12TextureData_t
+{
+	struct ID3D12Resource * m_pResource; // struct ID3D12Resource *
+	struct ID3D12CommandQueue * m_pCommandQueue; // struct ID3D12CommandQueue *
+	uint32_t m_nNodeMask;
+} D3D12TextureData_t;
+
+typedef struct VREvent_Controller_t
+{
+	uint32_t button;
+} VREvent_Controller_t;
+
+typedef struct VREvent_Mouse_t
+{
+	float x;
+	float y;
+	uint32_t button;
+} VREvent_Mouse_t;
+
+typedef struct VREvent_Scroll_t
+{
+	float xdelta;
+	float ydelta;
+	uint32_t repeatCount;
+} VREvent_Scroll_t;
+
+typedef struct VREvent_TouchPadMove_t
+{
+	bool bFingerDown;
+	float flSecondsFingerDown;
+	float fValueXFirst;
+	float fValueYFirst;
+	float fValueXRaw;
+	float fValueYRaw;
+} VREvent_TouchPadMove_t;
+
+typedef struct VREvent_Notification_t
+{
+	uint64_t ulUserValue;
+	uint32_t notificationId;
+} VREvent_Notification_t;
+
+typedef struct VREvent_Process_t
+{
+	uint32_t pid;
+	uint32_t oldPid;
+	bool bForced;
+} VREvent_Process_t;
+
+typedef struct VREvent_Overlay_t
+{
+	uint64_t overlayHandle;
+} VREvent_Overlay_t;
+
+typedef struct VREvent_Status_t
+{
+	uint32_t statusState;
+} VREvent_Status_t;
+
+typedef struct VREvent_Keyboard_t
+{
+	char * cNewInput[8]; //char[8]
+	uint64_t uUserValue;
+} VREvent_Keyboard_t;
+
+typedef struct VREvent_Ipd_t
+{
+	float ipdMeters;
+} VREvent_Ipd_t;
+
+typedef struct VREvent_Chaperone_t
+{
+	uint64_t m_nPreviousUniverse;
+	uint64_t m_nCurrentUniverse;
+} VREvent_Chaperone_t;
+
+typedef struct VREvent_Reserved_t
+{
+	uint64_t reserved0;
+	uint64_t reserved1;
+} VREvent_Reserved_t;
+
+typedef struct VREvent_PerformanceTest_t
+{
+	uint32_t m_nFidelityLevel;
+} VREvent_PerformanceTest_t;
+
+typedef struct VREvent_SeatedZeroPoseReset_t
+{
+	bool bResetBySystemMenu;
+} VREvent_SeatedZeroPoseReset_t;
+
+typedef struct VREvent_Screenshot_t
+{
+	uint32_t handle;
+	uint32_t type;
+} VREvent_Screenshot_t;
+
+typedef struct VREvent_ScreenshotProgress_t
+{
+	float progress;
+} VREvent_ScreenshotProgress_t;
+
+typedef struct VREvent_ApplicationLaunch_t
+{
+	uint32_t pid;
+	uint32_t unArgsHandle;
+} VREvent_ApplicationLaunch_t;
+
+typedef struct VREvent_EditingCameraSurface_t
+{
+	uint64_t overlayHandle;
+	uint32_t nVisualMode;
+} VREvent_EditingCameraSurface_t;
+
+typedef struct VREvent_MessageOverlay_t
+{
+	uint32_t unVRMessageOverlayResponse;
+} VREvent_MessageOverlay_t;
+
+typedef struct VREvent_Property_t
+{
+	PropertyContainerHandle_t container;
+	enum ETrackedDeviceProperty prop;
+} VREvent_Property_t;
+
+typedef struct HiddenAreaMesh_t
+{
+	struct HmdVector2_t * pVertexData; // const struct vr::HmdVector2_t *
+	uint32_t unTriangleCount;
+} HiddenAreaMesh_t;
+
+typedef struct VRControllerAxis_t
+{
+	float x;
+	float y;
+} VRControllerAxis_t;
+
+typedef struct VRControllerState_t
+{
+	uint32_t unPacketNum;
+	uint64_t ulButtonPressed;
+	uint64_t ulButtonTouched;
+	struct VRControllerAxis_t rAxis[5]; //struct vr::VRControllerAxis_t[5]
+} VRControllerState_t;
+
+typedef struct Compositor_OverlaySettings
+{
+	uint32_t size;
+	bool curved;
+	bool antialias;
+	float scale;
+	float distance;
+	float alpha;
+	float uOffset;
+	float vOffset;
+	float uScale;
+	float vScale;
+	float gridDivs;
+	float gridWidth;
+	float gridScale;
+	struct HmdMatrix44_t transform;
+} Compositor_OverlaySettings;
+
+typedef struct CameraVideoStreamFrameHeader_t
+{
+	enum EVRTrackedCameraFrameType eFrameType;
+	uint32_t nWidth;
+	uint32_t nHeight;
+	uint32_t nBytesPerPixel;
+	uint32_t nFrameSequence;
+	struct TrackedDevicePose_t standingTrackedDevicePose;
+} CameraVideoStreamFrameHeader_t;
+
+typedef struct AppOverrideKeys_t
+{
+	char * pchKey; // const char *
+	char * pchValue; // const char *
+} AppOverrideKeys_t;
+
+typedef struct Compositor_FrameTiming
+{
+	uint32_t m_nSize;
+	uint32_t m_nFrameIndex;
+	uint32_t m_nNumFramePresents;
+	uint32_t m_nNumMisPresented;
+	uint32_t m_nNumDroppedFrames;
+	uint32_t m_nReprojectionFlags;
+	double m_flSystemTimeInSeconds;
+	float m_flPreSubmitGpuMs;
+	float m_flPostSubmitGpuMs;
+	float m_flTotalRenderGpuMs;
+	float m_flCompositorRenderGpuMs;
+	float m_flCompositorRenderCpuMs;
+	float m_flCompositorIdleCpuMs;
+	float m_flClientFrameIntervalMs;
+	float m_flPresentCallCpuMs;
+	float m_flWaitForPresentCpuMs;
+	float m_flSubmitFrameMs;
+	float m_flWaitGetPosesCalledMs;
+	float m_flNewPosesReadyMs;
+	float m_flNewFrameReadyMs;
+	float m_flCompositorUpdateStartMs;
+	float m_flCompositorUpdateEndMs;
+	float m_flCompositorRenderStartMs;
+	TrackedDevicePose_t m_HmdPose;
+} Compositor_FrameTiming;
+
+typedef struct Compositor_CumulativeStats
+{
+	uint32_t m_nPid;
+	uint32_t m_nNumFramePresents;
+	uint32_t m_nNumDroppedFrames;
+	uint32_t m_nNumReprojectedFrames;
+	uint32_t m_nNumFramePresentsOnStartup;
+	uint32_t m_nNumDroppedFramesOnStartup;
+	uint32_t m_nNumReprojectedFramesOnStartup;
+	uint32_t m_nNumLoading;
+	uint32_t m_nNumFramePresentsLoading;
+	uint32_t m_nNumDroppedFramesLoading;
+	uint32_t m_nNumReprojectedFramesLoading;
+	uint32_t m_nNumTimedOut;
+	uint32_t m_nNumFramePresentsTimedOut;
+	uint32_t m_nNumDroppedFramesTimedOut;
+	uint32_t m_nNumReprojectedFramesTimedOut;
+} Compositor_CumulativeStats;
+
+typedef struct VROverlayIntersectionParams_t
+{
+	struct HmdVector3_t vSource;
+	struct HmdVector3_t vDirection;
+	enum ETrackingUniverseOrigin eOrigin;
+} VROverlayIntersectionParams_t;
+
+typedef struct VROverlayIntersectionResults_t
+{
+	struct HmdVector3_t vPoint;
+	struct HmdVector3_t vNormal;
+	struct HmdVector2_t vUVs;
+	float fDistance;
+} VROverlayIntersectionResults_t;
+
+typedef struct IntersectionMaskRectangle_t
+{
+	float m_flTopLeftX;
+	float m_flTopLeftY;
+	float m_flWidth;
+	float m_flHeight;
+} IntersectionMaskRectangle_t;
+
+typedef struct IntersectionMaskCircle_t
+{
+	float m_flCenterX;
+	float m_flCenterY;
+	float m_flRadius;
+} IntersectionMaskCircle_t;
+
+typedef struct RenderModel_ComponentState_t
+{
+	struct HmdMatrix34_t mTrackingToComponentRenderModel;
+	struct HmdMatrix34_t mTrackingToComponentLocal;
+	VRComponentProperties uProperties;
+} RenderModel_ComponentState_t;
+
+typedef struct RenderModel_Vertex_t
+{
+	struct HmdVector3_t vPosition;
+	struct HmdVector3_t vNormal;
+	float rfTextureCoord[2]; //float[2]
+} RenderModel_Vertex_t;
+
+typedef struct RenderModel_TextureMap_t
+{
+	uint16_t unWidth;
+	uint16_t unHeight;
+	uint8_t * rubTextureMapData; // const uint8_t *
+} RenderModel_TextureMap_t;
+
+typedef struct RenderModel_t
+{
+	struct RenderModel_Vertex_t * rVertexData; // const struct vr::RenderModel_Vertex_t *
+	uint32_t unVertexCount;
+	uint16_t * rIndexData; // const uint16_t *
+	uint32_t unTriangleCount;
+	TextureID_t diffuseTextureId;
+} RenderModel_t;
+
+typedef struct RenderModel_ControllerMode_State_t
+{
+	bool bScrollWheelVisible;
+} RenderModel_ControllerMode_State_t;
+
+typedef struct NotificationBitmap_t
+{
+	void * m_pImageData; // void *
+	int32_t m_nWidth;
+	int32_t m_nHeight;
+	int32_t m_nBytesPerPixel;
+} NotificationBitmap_t;
+
+typedef struct COpenVRContext
+{
+	intptr_t m_pVRSystem; // class vr::IVRSystem *
+	intptr_t m_pVRChaperone; // class vr::IVRChaperone *
+	intptr_t m_pVRChaperoneSetup; // class vr::IVRChaperoneSetup *
+	intptr_t m_pVRCompositor; // class vr::IVRCompositor *
+	intptr_t m_pVROverlay; // class vr::IVROverlay *
+	intptr_t m_pVRResources; // class vr::IVRResources *
+	intptr_t m_pVRRenderModels; // class vr::IVRRenderModels *
+	intptr_t m_pVRExtendedDisplay; // class vr::IVRExtendedDisplay *
+	intptr_t m_pVRSettings; // class vr::IVRSettings *
+	intptr_t m_pVRApplications; // class vr::IVRApplications *
+	intptr_t m_pVRTrackedCamera; // class vr::IVRTrackedCamera *
+	intptr_t m_pVRScreenshots; // class vr::IVRScreenshots *
+} COpenVRContext;
+
+
+typedef union
+{
+	VREvent_Reserved_t reserved;
+	VREvent_Controller_t controller;
+	VREvent_Mouse_t mouse;
+	VREvent_Scroll_t scroll;
+	VREvent_Process_t process;
+	VREvent_Notification_t notification;
+	VREvent_Overlay_t overlay;
+	VREvent_Status_t status;
+	VREvent_Keyboard_t keyboard;
+	VREvent_Ipd_t ipd;
+	VREvent_Chaperone_t chaperone;
+	VREvent_PerformanceTest_t performanceTest;
+	VREvent_TouchPadMove_t touchPadMove;
+	VREvent_SeatedZeroPoseReset_t seatedZeroPoseReset;
+} VREvent_Data_t;
+
+/** An event posted by the server to all running applications */
+struct VREvent_t
+{
+	uint32_t eventType; // EVREventType enum
+	TrackedDeviceIndex_t trackedDeviceIndex;
+	float eventAgeSeconds;
+	// event data must be the end of the struct as its size is variable
+	VREvent_Data_t data;
+};
+
+
+typedef union
+{
+	IntersectionMaskRectangle_t m_Rectangle;
+	IntersectionMaskCircle_t m_Circle;
+} VROverlayIntersectionMaskPrimitive_Data_t;
+
+struct VROverlayIntersectionMaskPrimitive_t
+{
+	EVROverlayIntersectionMaskPrimitiveType m_nPrimitiveType;
+	VROverlayIntersectionMaskPrimitive_Data_t m_Primitive;
+};
+
+
+// OpenVR Function Pointer Tables
+
+struct VR_IVRSystem_FnTable
+{
+	void (OPENVR_FNTABLE_CALLTYPE *GetRecommendedRenderTargetSize)(uint32_t * pnWidth, uint32_t * pnHeight);
+	struct HmdMatrix44_t (OPENVR_FNTABLE_CALLTYPE *GetProjectionMatrix)(EVREye eEye, float fNearZ, float fFarZ);
+	void (OPENVR_FNTABLE_CALLTYPE *GetProjectionRaw)(EVREye eEye, float * pfLeft, float * pfRight, float * pfTop, float * pfBottom);
+	bool (OPENVR_FNTABLE_CALLTYPE *ComputeDistortion)(EVREye eEye, float fU, float fV, struct DistortionCoordinates_t * pDistortionCoordinates);
+	struct HmdMatrix34_t (OPENVR_FNTABLE_CALLTYPE *GetEyeToHeadTransform)(EVREye eEye);
+	bool (OPENVR_FNTABLE_CALLTYPE *GetTimeSinceLastVsync)(float * pfSecondsSinceLastVsync, uint64_t * pulFrameCounter);
+	int32_t (OPENVR_FNTABLE_CALLTYPE *GetD3D9AdapterIndex)();
+	void (OPENVR_FNTABLE_CALLTYPE *GetDXGIOutputInfo)(int32_t * pnAdapterIndex);
+	bool (OPENVR_FNTABLE_CALLTYPE *IsDisplayOnDesktop)();
+	bool (OPENVR_FNTABLE_CALLTYPE *SetDisplayVisibility)(bool bIsVisibleOnDesktop);
+	void (OPENVR_FNTABLE_CALLTYPE *GetDeviceToAbsoluteTrackingPose)(ETrackingUniverseOrigin eOrigin, float fPredictedSecondsToPhotonsFromNow, struct TrackedDevicePose_t * pTrackedDevicePoseArray, uint32_t unTrackedDevicePoseArrayCount);
+	void (OPENVR_FNTABLE_CALLTYPE *ResetSeatedZeroPose)();
+	struct HmdMatrix34_t (OPENVR_FNTABLE_CALLTYPE *GetSeatedZeroPoseToStandingAbsoluteTrackingPose)();
+	struct HmdMatrix34_t (OPENVR_FNTABLE_CALLTYPE *GetRawZeroPoseToStandingAbsoluteTrackingPose)();
+	uint32_t (OPENVR_FNTABLE_CALLTYPE *GetSortedTrackedDeviceIndicesOfClass)(ETrackedDeviceClass eTrackedDeviceClass, TrackedDeviceIndex_t * punTrackedDeviceIndexArray, uint32_t unTrackedDeviceIndexArrayCount, TrackedDeviceIndex_t unRelativeToTrackedDeviceIndex);
+	EDeviceActivityLevel (OPENVR_FNTABLE_CALLTYPE *GetTrackedDeviceActivityLevel)(TrackedDeviceIndex_t unDeviceId);
+	void (OPENVR_FNTABLE_CALLTYPE *ApplyTransform)(struct TrackedDevicePose_t * pOutputPose, struct TrackedDevicePose_t * pTrackedDevicePose, struct HmdMatrix34_t * pTransform);
+	TrackedDeviceIndex_t (OPENVR_FNTABLE_CALLTYPE *GetTrackedDeviceIndexForControllerRole)(ETrackedControllerRole unDeviceType);
+	ETrackedControllerRole (OPENVR_FNTABLE_CALLTYPE *GetControllerRoleForTrackedDeviceIndex)(TrackedDeviceIndex_t unDeviceIndex);
+	ETrackedDeviceClass (OPENVR_FNTABLE_CALLTYPE *GetTrackedDeviceClass)(TrackedDeviceIndex_t unDeviceIndex);
+	bool (OPENVR_FNTABLE_CALLTYPE *IsTrackedDeviceConnected)(TrackedDeviceIndex_t unDeviceIndex);
+	bool (OPENVR_FNTABLE_CALLTYPE *GetBoolTrackedDeviceProperty)(TrackedDeviceIndex_t unDeviceIndex, ETrackedDeviceProperty prop, ETrackedPropertyError * pError);
+	float (OPENVR_FNTABLE_CALLTYPE *GetFloatTrackedDeviceProperty)(TrackedDeviceIndex_t unDeviceIndex, ETrackedDeviceProperty prop, ETrackedPropertyError * pError);
+	int32_t (OPENVR_FNTABLE_CALLTYPE *GetInt32TrackedDeviceProperty)(TrackedDeviceIndex_t unDeviceIndex, ETrackedDeviceProperty prop, ETrackedPropertyError * pError);
+	uint64_t (OPENVR_FNTABLE_CALLTYPE *GetUint64TrackedDeviceProperty)(TrackedDeviceIndex_t unDeviceIndex, ETrackedDeviceProperty prop, ETrackedPropertyError * pError);
+	struct HmdMatrix34_t (OPENVR_FNTABLE_CALLTYPE *GetMatrix34TrackedDeviceProperty)(TrackedDeviceIndex_t unDeviceIndex, ETrackedDeviceProperty prop, ETrackedPropertyError * pError);
+	uint32_t (OPENVR_FNTABLE_CALLTYPE *GetStringTrackedDeviceProperty)(TrackedDeviceIndex_t unDeviceIndex, ETrackedDeviceProperty prop, char * pchValue, uint32_t unBufferSize, ETrackedPropertyError * pError);
+	char * (OPENVR_FNTABLE_CALLTYPE *GetPropErrorNameFromEnum)(ETrackedPropertyError error);
+	bool (OPENVR_FNTABLE_CALLTYPE *PollNextEvent)(struct VREvent_t * pEvent, uint32_t uncbVREvent);
+	bool (OPENVR_FNTABLE_CALLTYPE *PollNextEventWithPose)(ETrackingUniverseOrigin eOrigin, struct VREvent_t * pEvent, uint32_t uncbVREvent, TrackedDevicePose_t * pTrackedDevicePose);
+	char * (OPENVR_FNTABLE_CALLTYPE *GetEventTypeNameFromEnum)(EVREventType eType);
+	struct HiddenAreaMesh_t (OPENVR_FNTABLE_CALLTYPE *GetHiddenAreaMesh)(EVREye eEye, EHiddenAreaMeshType type);
+	bool (OPENVR_FNTABLE_CALLTYPE *GetControllerState)(TrackedDeviceIndex_t unControllerDeviceIndex, VRControllerState_t * pControllerState, uint32_t unControllerStateSize);
+	bool (OPENVR_FNTABLE_CALLTYPE *GetControllerStateWithPose)(ETrackingUniverseOrigin eOrigin, TrackedDeviceIndex_t unControllerDeviceIndex, VRControllerState_t * pControllerState, uint32_t unControllerStateSize, struct TrackedDevicePose_t * pTrackedDevicePose);
+	void (OPENVR_FNTABLE_CALLTYPE *TriggerHapticPulse)(TrackedDeviceIndex_t unControllerDeviceIndex, uint32_t unAxisId, unsigned short usDurationMicroSec);
+	char * (OPENVR_FNTABLE_CALLTYPE *GetButtonIdNameFromEnum)(EVRButtonId eButtonId);
+	char * (OPENVR_FNTABLE_CALLTYPE *GetControllerAxisTypeNameFromEnum)(EVRControllerAxisType eAxisType);
+	bool (OPENVR_FNTABLE_CALLTYPE *CaptureInputFocus)();
+	void (OPENVR_FNTABLE_CALLTYPE *ReleaseInputFocus)();
+	bool (OPENVR_FNTABLE_CALLTYPE *IsInputFocusCapturedByAnotherProcess)();
+	uint32_t (OPENVR_FNTABLE_CALLTYPE *DriverDebugRequest)(TrackedDeviceIndex_t unDeviceIndex, char * pchRequest, char * pchResponseBuffer, uint32_t unResponseBufferSize);
+	EVRFirmwareError (OPENVR_FNTABLE_CALLTYPE *PerformFirmwareUpdate)(TrackedDeviceIndex_t unDeviceIndex);
+	void (OPENVR_FNTABLE_CALLTYPE *AcknowledgeQuit_Exiting)();
+	void (OPENVR_FNTABLE_CALLTYPE *AcknowledgeQuit_UserPrompt)();
+};
+
+struct VR_IVRExtendedDisplay_FnTable
+{
+	void (OPENVR_FNTABLE_CALLTYPE *GetWindowBounds)(int32_t * pnX, int32_t * pnY, uint32_t * pnWidth, uint32_t * pnHeight);
+	void (OPENVR_FNTABLE_CALLTYPE *GetEyeOutputViewport)(EVREye eEye, uint32_t * pnX, uint32_t * pnY, uint32_t * pnWidth, uint32_t * pnHeight);
+	void (OPENVR_FNTABLE_CALLTYPE *GetDXGIOutputInfo)(int32_t * pnAdapterIndex, int32_t * pnAdapterOutputIndex);
+};
+
+struct VR_IVRTrackedCamera_FnTable
+{
+	char * (OPENVR_FNTABLE_CALLTYPE *GetCameraErrorNameFromEnum)(EVRTrackedCameraError eCameraError);
+	EVRTrackedCameraError (OPENVR_FNTABLE_CALLTYPE *HasCamera)(TrackedDeviceIndex_t nDeviceIndex, bool * pHasCamera);
+	EVRTrackedCameraError (OPENVR_FNTABLE_CALLTYPE *GetCameraFrameSize)(TrackedDeviceIndex_t nDeviceIndex, EVRTrackedCameraFrameType eFrameType, uint32_t * pnWidth, uint32_t * pnHeight, uint32_t * pnFrameBufferSize);
+	EVRTrackedCameraError (OPENVR_FNTABLE_CALLTYPE *GetCameraIntrinsics)(TrackedDeviceIndex_t nDeviceIndex, EVRTrackedCameraFrameType eFrameType, HmdVector2_t * pFocalLength, HmdVector2_t * pCenter);
+	EVRTrackedCameraError (OPENVR_FNTABLE_CALLTYPE *GetCameraProjection)(TrackedDeviceIndex_t nDeviceIndex, EVRTrackedCameraFrameType eFrameType, float flZNear, float flZFar, HmdMatrix44_t * pProjection);
+	EVRTrackedCameraError (OPENVR_FNTABLE_CALLTYPE *AcquireVideoStreamingService)(TrackedDeviceIndex_t nDeviceIndex, TrackedCameraHandle_t * pHandle);
+	EVRTrackedCameraError (OPENVR_FNTABLE_CALLTYPE *ReleaseVideoStreamingService)(TrackedCameraHandle_t hTrackedCamera);
+	EVRTrackedCameraError (OPENVR_FNTABLE_CALLTYPE *GetVideoStreamFrameBuffer)(TrackedCameraHandle_t hTrackedCamera, EVRTrackedCameraFrameType eFrameType, void * pFrameBuffer, uint32_t nFrameBufferSize, CameraVideoStreamFrameHeader_t * pFrameHeader, uint32_t nFrameHeaderSize);
+	EVRTrackedCameraError (OPENVR_FNTABLE_CALLTYPE *GetVideoStreamTextureSize)(TrackedDeviceIndex_t nDeviceIndex, EVRTrackedCameraFrameType eFrameType, VRTextureBounds_t * pTextureBounds, uint32_t * pnWidth, uint32_t * pnHeight);
+	EVRTrackedCameraError (OPENVR_FNTABLE_CALLTYPE *GetVideoStreamTextureD3D11)(TrackedCameraHandle_t hTrackedCamera, EVRTrackedCameraFrameType eFrameType, void * pD3D11DeviceOrResource, void ** ppD3D11ShaderResourceView, CameraVideoStreamFrameHeader_t * pFrameHeader, uint32_t nFrameHeaderSize);
+	EVRTrackedCameraError (OPENVR_FNTABLE_CALLTYPE *GetVideoStreamTextureGL)(TrackedCameraHandle_t hTrackedCamera, EVRTrackedCameraFrameType eFrameType, glUInt_t * pglTextureId, CameraVideoStreamFrameHeader_t * pFrameHeader, uint32_t nFrameHeaderSize);
+	EVRTrackedCameraError (OPENVR_FNTABLE_CALLTYPE *ReleaseVideoStreamTextureGL)(TrackedCameraHandle_t hTrackedCamera, glUInt_t glTextureId);
+};
+
+struct VR_IVRApplications_FnTable
+{
+	EVRApplicationError (OPENVR_FNTABLE_CALLTYPE *AddApplicationManifest)(char * pchApplicationManifestFullPath, bool bTemporary);
+	EVRApplicationError (OPENVR_FNTABLE_CALLTYPE *RemoveApplicationManifest)(char * pchApplicationManifestFullPath);
+	bool (OPENVR_FNTABLE_CALLTYPE *IsApplicationInstalled)(char * pchAppKey);
+	uint32_t (OPENVR_FNTABLE_CALLTYPE *GetApplicationCount)();
+	EVRApplicationError (OPENVR_FNTABLE_CALLTYPE *GetApplicationKeyByIndex)(uint32_t unApplicationIndex, char * pchAppKeyBuffer, uint32_t unAppKeyBufferLen);
+	EVRApplicationError (OPENVR_FNTABLE_CALLTYPE *GetApplicationKeyByProcessId)(uint32_t unProcessId, char * pchAppKeyBuffer, uint32_t unAppKeyBufferLen);
+	EVRApplicationError (OPENVR_FNTABLE_CALLTYPE *LaunchApplication)(char * pchAppKey);
+	EVRApplicationError (OPENVR_FNTABLE_CALLTYPE *LaunchTemplateApplication)(char * pchTemplateAppKey, char * pchNewAppKey, struct AppOverrideKeys_t * pKeys, uint32_t unKeys);
+	EVRApplicationError (OPENVR_FNTABLE_CALLTYPE *LaunchApplicationFromMimeType)(char * pchMimeType, char * pchArgs);
+	EVRApplicationError (OPENVR_FNTABLE_CALLTYPE *LaunchDashboardOverlay)(char * pchAppKey);
+	bool (OPENVR_FNTABLE_CALLTYPE *CancelApplicationLaunch)(char * pchAppKey);
+	EVRApplicationError (OPENVR_FNTABLE_CALLTYPE *IdentifyApplication)(uint32_t unProcessId, char * pchAppKey);
+	uint32_t (OPENVR_FNTABLE_CALLTYPE *GetApplicationProcessId)(char * pchAppKey);
+	char * (OPENVR_FNTABLE_CALLTYPE *GetApplicationsErrorNameFromEnum)(EVRApplicationError error);
+	uint32_t (OPENVR_FNTABLE_CALLTYPE *GetApplicationPropertyString)(char * pchAppKey, EVRApplicationProperty eProperty, char * pchPropertyValueBuffer, uint32_t unPropertyValueBufferLen, EVRApplicationError * peError);
+	bool (OPENVR_FNTABLE_CALLTYPE *GetApplicationPropertyBool)(char * pchAppKey, EVRApplicationProperty eProperty, EVRApplicationError * peError);
+	uint64_t (OPENVR_FNTABLE_CALLTYPE *GetApplicationPropertyUint64)(char * pchAppKey, EVRApplicationProperty eProperty, EVRApplicationError * peError);
+	EVRApplicationError (OPENVR_FNTABLE_CALLTYPE *SetApplicationAutoLaunch)(char * pchAppKey, bool bAutoLaunch);
+	bool (OPENVR_FNTABLE_CALLTYPE *GetApplicationAutoLaunch)(char * pchAppKey);
+	EVRApplicationError (OPENVR_FNTABLE_CALLTYPE *SetDefaultApplicationForMimeType)(char * pchAppKey, char * pchMimeType);
+	bool (OPENVR_FNTABLE_CALLTYPE *GetDefaultApplicationForMimeType)(char * pchMimeType, char * pchAppKeyBuffer, uint32_t unAppKeyBufferLen);
+	bool (OPENVR_FNTABLE_CALLTYPE *GetApplicationSupportedMimeTypes)(char * pchAppKey, char * pchMimeTypesBuffer, uint32_t unMimeTypesBuffer);
+	uint32_t (OPENVR_FNTABLE_CALLTYPE *GetApplicationsThatSupportMimeType)(char * pchMimeType, char * pchAppKeysThatSupportBuffer, uint32_t unAppKeysThatSupportBuffer);
+	uint32_t (OPENVR_FNTABLE_CALLTYPE *GetApplicationLaunchArguments)(uint32_t unHandle, char * pchArgs, uint32_t unArgs);
+	EVRApplicationError (OPENVR_FNTABLE_CALLTYPE *GetStartingApplication)(char * pchAppKeyBuffer, uint32_t unAppKeyBufferLen);
+	EVRApplicationTransitionState (OPENVR_FNTABLE_CALLTYPE *GetTransitionState)();
+	EVRApplicationError (OPENVR_FNTABLE_CALLTYPE *PerformApplicationPrelaunchCheck)(char * pchAppKey);
+	char * (OPENVR_FNTABLE_CALLTYPE *GetApplicationsTransitionStateNameFromEnum)(EVRApplicationTransitionState state);
+	bool (OPENVR_FNTABLE_CALLTYPE *IsQuitUserPromptRequested)();
+	EVRApplicationError (OPENVR_FNTABLE_CALLTYPE *LaunchInternalProcess)(char * pchBinaryPath, char * pchArguments, char * pchWorkingDirectory);
+	uint32_t (OPENVR_FNTABLE_CALLTYPE *GetCurrentSceneProcessId)();
+};
+
+struct VR_IVRChaperone_FnTable
+{
+	ChaperoneCalibrationState (OPENVR_FNTABLE_CALLTYPE *GetCalibrationState)();
+	bool (OPENVR_FNTABLE_CALLTYPE *GetPlayAreaSize)(float * pSizeX, float * pSizeZ);
+	bool (OPENVR_FNTABLE_CALLTYPE *GetPlayAreaRect)(struct HmdQuad_t * rect);
+	void (OPENVR_FNTABLE_CALLTYPE *ReloadInfo)();
+	void (OPENVR_FNTABLE_CALLTYPE *SetSceneColor)(struct HmdColor_t color);
+	void (OPENVR_FNTABLE_CALLTYPE *GetBoundsColor)(struct HmdColor_t * pOutputColorArray, int nNumOutputColors, float flCollisionBoundsFadeDistance, struct HmdColor_t * pOutputCameraColor);
+	bool (OPENVR_FNTABLE_CALLTYPE *AreBoundsVisible)();
+	void (OPENVR_FNTABLE_CALLTYPE *ForceBoundsVisible)(bool bForce);
+};
+
+struct VR_IVRChaperoneSetup_FnTable
+{
+	bool (OPENVR_FNTABLE_CALLTYPE *CommitWorkingCopy)(EChaperoneConfigFile configFile);
+	void (OPENVR_FNTABLE_CALLTYPE *RevertWorkingCopy)();
+	bool (OPENVR_FNTABLE_CALLTYPE *GetWorkingPlayAreaSize)(float * pSizeX, float * pSizeZ);
+	bool (OPENVR_FNTABLE_CALLTYPE *GetWorkingPlayAreaRect)(struct HmdQuad_t * rect);
+	bool (OPENVR_FNTABLE_CALLTYPE *GetWorkingCollisionBoundsInfo)(struct HmdQuad_t * pQuadsBuffer, uint32_t * punQuadsCount);
+	bool (OPENVR_FNTABLE_CALLTYPE *GetLiveCollisionBoundsInfo)(struct HmdQuad_t * pQuadsBuffer, uint32_t * punQuadsCount);
+	bool (OPENVR_FNTABLE_CALLTYPE *GetWorkingSeatedZeroPoseToRawTrackingPose)(struct HmdMatrix34_t * pmatSeatedZeroPoseToRawTrackingPose);
+	bool (OPENVR_FNTABLE_CALLTYPE *GetWorkingStandingZeroPoseToRawTrackingPose)(struct HmdMatrix34_t * pmatStandingZeroPoseToRawTrackingPose);
+	void (OPENVR_FNTABLE_CALLTYPE *SetWorkingPlayAreaSize)(float sizeX, float sizeZ);
+	void (OPENVR_FNTABLE_CALLTYPE *SetWorkingCollisionBoundsInfo)(struct HmdQuad_t * pQuadsBuffer, uint32_t unQuadsCount);
+	void (OPENVR_FNTABLE_CALLTYPE *SetWorkingSeatedZeroPoseToRawTrackingPose)(struct HmdMatrix34_t * pMatSeatedZeroPoseToRawTrackingPose);
+	void (OPENVR_FNTABLE_CALLTYPE *SetWorkingStandingZeroPoseToRawTrackingPose)(struct HmdMatrix34_t * pMatStandingZeroPoseToRawTrackingPose);
+	void (OPENVR_FNTABLE_CALLTYPE *ReloadFromDisk)(EChaperoneConfigFile configFile);
+	bool (OPENVR_FNTABLE_CALLTYPE *GetLiveSeatedZeroPoseToRawTrackingPose)(struct HmdMatrix34_t * pmatSeatedZeroPoseToRawTrackingPose);
+	void (OPENVR_FNTABLE_CALLTYPE *SetWorkingCollisionBoundsTagsInfo)(uint8_t * pTagsBuffer, uint32_t unTagCount);
+	bool (OPENVR_FNTABLE_CALLTYPE *GetLiveCollisionBoundsTagsInfo)(uint8_t * pTagsBuffer, uint32_t * punTagCount);
+	bool (OPENVR_FNTABLE_CALLTYPE *SetWorkingPhysicalBoundsInfo)(struct HmdQuad_t * pQuadsBuffer, uint32_t unQuadsCount);
+	bool (OPENVR_FNTABLE_CALLTYPE *GetLivePhysicalBoundsInfo)(struct HmdQuad_t * pQuadsBuffer, uint32_t * punQuadsCount);
+	bool (OPENVR_FNTABLE_CALLTYPE *ExportLiveToBuffer)(char * pBuffer, uint32_t * pnBufferLength);
+	bool (OPENVR_FNTABLE_CALLTYPE *ImportFromBufferToWorking)(char * pBuffer, uint32_t nImportFlags);
+};
+
+struct VR_IVRCompositor_FnTable
+{
+	void (OPENVR_FNTABLE_CALLTYPE *SetTrackingSpace)(ETrackingUniverseOrigin eOrigin);
+	ETrackingUniverseOrigin (OPENVR_FNTABLE_CALLTYPE *GetTrackingSpace)();
+	EVRCompositorError (OPENVR_FNTABLE_CALLTYPE *WaitGetPoses)(struct TrackedDevicePose_t * pRenderPoseArray, uint32_t unRenderPoseArrayCount, struct TrackedDevicePose_t * pGamePoseArray, uint32_t unGamePoseArrayCount);
+	EVRCompositorError (OPENVR_FNTABLE_CALLTYPE *GetLastPoses)(struct TrackedDevicePose_t * pRenderPoseArray, uint32_t unRenderPoseArrayCount, struct TrackedDevicePose_t * pGamePoseArray, uint32_t unGamePoseArrayCount);
+	EVRCompositorError (OPENVR_FNTABLE_CALLTYPE *GetLastPoseForTrackedDeviceIndex)(TrackedDeviceIndex_t unDeviceIndex, struct TrackedDevicePose_t * pOutputPose, struct TrackedDevicePose_t * pOutputGamePose);
+	EVRCompositorError (OPENVR_FNTABLE_CALLTYPE *Submit)(EVREye eEye, struct Texture_t * pTexture, struct VRTextureBounds_t * pBounds, EVRSubmitFlags nSubmitFlags);
+	void (OPENVR_FNTABLE_CALLTYPE *ClearLastSubmittedFrame)();
+	void (OPENVR_FNTABLE_CALLTYPE *PostPresentHandoff)();
+	bool (OPENVR_FNTABLE_CALLTYPE *GetFrameTiming)(struct Compositor_FrameTiming * pTiming, uint32_t unFramesAgo);
+	uint32_t (OPENVR_FNTABLE_CALLTYPE *GetFrameTimings)(struct Compositor_FrameTiming * pTiming, uint32_t nFrames);
+	float (OPENVR_FNTABLE_CALLTYPE *GetFrameTimeRemaining)();
+	void (OPENVR_FNTABLE_CALLTYPE *GetCumulativeStats)(struct Compositor_CumulativeStats * pStats, uint32_t nStatsSizeInBytes);
+	void (OPENVR_FNTABLE_CALLTYPE *FadeToColor)(float fSeconds, float fRed, float fGreen, float fBlue, float fAlpha, bool bBackground);
+	struct HmdColor_t (OPENVR_FNTABLE_CALLTYPE *GetCurrentFadeColor)(bool bBackground);
+	void (OPENVR_FNTABLE_CALLTYPE *FadeGrid)(float fSeconds, bool bFadeIn);
+	float (OPENVR_FNTABLE_CALLTYPE *GetCurrentGridAlpha)();
+	EVRCompositorError (OPENVR_FNTABLE_CALLTYPE *SetSkyboxOverride)(struct Texture_t * pTextures, uint32_t unTextureCount);
+	void (OPENVR_FNTABLE_CALLTYPE *ClearSkyboxOverride)();
+	void (OPENVR_FNTABLE_CALLTYPE *CompositorBringToFront)();
+	void (OPENVR_FNTABLE_CALLTYPE *CompositorGoToBack)();
+	void (OPENVR_FNTABLE_CALLTYPE *CompositorQuit)();
+	bool (OPENVR_FNTABLE_CALLTYPE *IsFullscreen)();
+	uint32_t (OPENVR_FNTABLE_CALLTYPE *GetCurrentSceneFocusProcess)();
+	uint32_t (OPENVR_FNTABLE_CALLTYPE *GetLastFrameRenderer)();
+	bool (OPENVR_FNTABLE_CALLTYPE *CanRenderScene)();
+	void (OPENVR_FNTABLE_CALLTYPE *ShowMirrorWindow)();
+	void (OPENVR_FNTABLE_CALLTYPE *HideMirrorWindow)();
+	bool (OPENVR_FNTABLE_CALLTYPE *IsMirrorWindowVisible)();
+	void (OPENVR_FNTABLE_CALLTYPE *CompositorDumpImages)();
+	bool (OPENVR_FNTABLE_CALLTYPE *ShouldAppRenderWithLowResources)();
+	void (OPENVR_FNTABLE_CALLTYPE *ForceInterleavedReprojectionOn)(bool bOverride);
+	void (OPENVR_FNTABLE_CALLTYPE *ForceReconnectProcess)();
+	void (OPENVR_FNTABLE_CALLTYPE *SuspendRendering)(bool bSuspend);
+	EVRCompositorError (OPENVR_FNTABLE_CALLTYPE *GetMirrorTextureD3D11)(EVREye eEye, void * pD3D11DeviceOrResource, void ** ppD3D11ShaderResourceView);
+	void (OPENVR_FNTABLE_CALLTYPE *ReleaseMirrorTextureD3D11)(void * pD3D11ShaderResourceView);
+	EVRCompositorError (OPENVR_FNTABLE_CALLTYPE *GetMirrorTextureGL)(EVREye eEye, glUInt_t * pglTextureId, glSharedTextureHandle_t * pglSharedTextureHandle);
+	bool (OPENVR_FNTABLE_CALLTYPE *ReleaseSharedGLTexture)(glUInt_t glTextureId, glSharedTextureHandle_t glSharedTextureHandle);
+	void (OPENVR_FNTABLE_CALLTYPE *LockGLSharedTextureForAccess)(glSharedTextureHandle_t glSharedTextureHandle);
+	void (OPENVR_FNTABLE_CALLTYPE *UnlockGLSharedTextureForAccess)(glSharedTextureHandle_t glSharedTextureHandle);
+	uint32_t (OPENVR_FNTABLE_CALLTYPE *GetVulkanInstanceExtensionsRequired)(char * pchValue, uint32_t unBufferSize);
+	uint32_t (OPENVR_FNTABLE_CALLTYPE *GetVulkanDeviceExtensionsRequired)(struct VkPhysicalDevice_T * pPhysicalDevice, char * pchValue, uint32_t unBufferSize);
+};
+
+struct VR_IVROverlay_FnTable
+{
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *FindOverlay)(char * pchOverlayKey, VROverlayHandle_t * pOverlayHandle);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *CreateOverlay)(char * pchOverlayKey, char * pchOverlayFriendlyName, VROverlayHandle_t * pOverlayHandle);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *DestroyOverlay)(VROverlayHandle_t ulOverlayHandle);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *SetHighQualityOverlay)(VROverlayHandle_t ulOverlayHandle);
+	VROverlayHandle_t (OPENVR_FNTABLE_CALLTYPE *GetHighQualityOverlay)();
+	uint32_t (OPENVR_FNTABLE_CALLTYPE *GetOverlayKey)(VROverlayHandle_t ulOverlayHandle, char * pchValue, uint32_t unBufferSize, EVROverlayError * pError);
+	uint32_t (OPENVR_FNTABLE_CALLTYPE *GetOverlayName)(VROverlayHandle_t ulOverlayHandle, char * pchValue, uint32_t unBufferSize, EVROverlayError * pError);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *GetOverlayImageData)(VROverlayHandle_t ulOverlayHandle, void * pvBuffer, uint32_t unBufferSize, uint32_t * punWidth, uint32_t * punHeight);
+	char * (OPENVR_FNTABLE_CALLTYPE *GetOverlayErrorNameFromEnum)(EVROverlayError error);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *SetOverlayRenderingPid)(VROverlayHandle_t ulOverlayHandle, uint32_t unPID);
+	uint32_t (OPENVR_FNTABLE_CALLTYPE *GetOverlayRenderingPid)(VROverlayHandle_t ulOverlayHandle);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *SetOverlayFlag)(VROverlayHandle_t ulOverlayHandle, VROverlayFlags eOverlayFlag, bool bEnabled);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *GetOverlayFlag)(VROverlayHandle_t ulOverlayHandle, VROverlayFlags eOverlayFlag, bool * pbEnabled);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *SetOverlayColor)(VROverlayHandle_t ulOverlayHandle, float fRed, float fGreen, float fBlue);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *GetOverlayColor)(VROverlayHandle_t ulOverlayHandle, float * pfRed, float * pfGreen, float * pfBlue);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *SetOverlayAlpha)(VROverlayHandle_t ulOverlayHandle, float fAlpha);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *GetOverlayAlpha)(VROverlayHandle_t ulOverlayHandle, float * pfAlpha);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *SetOverlayTexelAspect)(VROverlayHandle_t ulOverlayHandle, float fTexelAspect);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *GetOverlayTexelAspect)(VROverlayHandle_t ulOverlayHandle, float * pfTexelAspect);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *SetOverlaySortOrder)(VROverlayHandle_t ulOverlayHandle, uint32_t unSortOrder);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *GetOverlaySortOrder)(VROverlayHandle_t ulOverlayHandle, uint32_t * punSortOrder);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *SetOverlayWidthInMeters)(VROverlayHandle_t ulOverlayHandle, float fWidthInMeters);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *GetOverlayWidthInMeters)(VROverlayHandle_t ulOverlayHandle, float * pfWidthInMeters);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *SetOverlayAutoCurveDistanceRangeInMeters)(VROverlayHandle_t ulOverlayHandle, float fMinDistanceInMeters, float fMaxDistanceInMeters);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *GetOverlayAutoCurveDistanceRangeInMeters)(VROverlayHandle_t ulOverlayHandle, float * pfMinDistanceInMeters, float * pfMaxDistanceInMeters);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *SetOverlayTextureColorSpace)(VROverlayHandle_t ulOverlayHandle, EColorSpace eTextureColorSpace);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *GetOverlayTextureColorSpace)(VROverlayHandle_t ulOverlayHandle, EColorSpace * peTextureColorSpace);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *SetOverlayTextureBounds)(VROverlayHandle_t ulOverlayHandle, struct VRTextureBounds_t * pOverlayTextureBounds);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *GetOverlayTextureBounds)(VROverlayHandle_t ulOverlayHandle, struct VRTextureBounds_t * pOverlayTextureBounds);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *GetOverlayTransformType)(VROverlayHandle_t ulOverlayHandle, VROverlayTransformType * peTransformType);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *SetOverlayTransformAbsolute)(VROverlayHandle_t ulOverlayHandle, ETrackingUniverseOrigin eTrackingOrigin, struct HmdMatrix34_t * pmatTrackingOriginToOverlayTransform);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *GetOverlayTransformAbsolute)(VROverlayHandle_t ulOverlayHandle, ETrackingUniverseOrigin * peTrackingOrigin, struct HmdMatrix34_t * pmatTrackingOriginToOverlayTransform);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *SetOverlayTransformTrackedDeviceRelative)(VROverlayHandle_t ulOverlayHandle, TrackedDeviceIndex_t unTrackedDevice, struct HmdMatrix34_t * pmatTrackedDeviceToOverlayTransform);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *GetOverlayTransformTrackedDeviceRelative)(VROverlayHandle_t ulOverlayHandle, TrackedDeviceIndex_t * punTrackedDevice, struct HmdMatrix34_t * pmatTrackedDeviceToOverlayTransform);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *SetOverlayTransformTrackedDeviceComponent)(VROverlayHandle_t ulOverlayHandle, TrackedDeviceIndex_t unDeviceIndex, char * pchComponentName);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *GetOverlayTransformTrackedDeviceComponent)(VROverlayHandle_t ulOverlayHandle, TrackedDeviceIndex_t * punDeviceIndex, char * pchComponentName, uint32_t unComponentNameSize);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *ShowOverlay)(VROverlayHandle_t ulOverlayHandle);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *HideOverlay)(VROverlayHandle_t ulOverlayHandle);
+	bool (OPENVR_FNTABLE_CALLTYPE *IsOverlayVisible)(VROverlayHandle_t ulOverlayHandle);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *GetTransformForOverlayCoordinates)(VROverlayHandle_t ulOverlayHandle, ETrackingUniverseOrigin eTrackingOrigin, struct HmdVector2_t coordinatesInOverlay, struct HmdMatrix34_t * pmatTransform);
+	bool (OPENVR_FNTABLE_CALLTYPE *PollNextOverlayEvent)(VROverlayHandle_t ulOverlayHandle, struct VREvent_t * pEvent, uint32_t uncbVREvent);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *GetOverlayInputMethod)(VROverlayHandle_t ulOverlayHandle, VROverlayInputMethod * peInputMethod);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *SetOverlayInputMethod)(VROverlayHandle_t ulOverlayHandle, VROverlayInputMethod eInputMethod);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *GetOverlayMouseScale)(VROverlayHandle_t ulOverlayHandle, struct HmdVector2_t * pvecMouseScale);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *SetOverlayMouseScale)(VROverlayHandle_t ulOverlayHandle, struct HmdVector2_t * pvecMouseScale);
+	bool (OPENVR_FNTABLE_CALLTYPE *ComputeOverlayIntersection)(VROverlayHandle_t ulOverlayHandle, struct VROverlayIntersectionParams_t * pParams, struct VROverlayIntersectionResults_t * pResults);
+	bool (OPENVR_FNTABLE_CALLTYPE *HandleControllerOverlayInteractionAsMouse)(VROverlayHandle_t ulOverlayHandle, TrackedDeviceIndex_t unControllerDeviceIndex);
+	bool (OPENVR_FNTABLE_CALLTYPE *IsHoverTargetOverlay)(VROverlayHandle_t ulOverlayHandle);
+	VROverlayHandle_t (OPENVR_FNTABLE_CALLTYPE *GetGamepadFocusOverlay)();
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *SetGamepadFocusOverlay)(VROverlayHandle_t ulNewFocusOverlay);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *SetOverlayNeighbor)(EOverlayDirection eDirection, VROverlayHandle_t ulFrom, VROverlayHandle_t ulTo);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *MoveGamepadFocusToNeighbor)(EOverlayDirection eDirection, VROverlayHandle_t ulFrom);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *SetOverlayTexture)(VROverlayHandle_t ulOverlayHandle, struct Texture_t * pTexture);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *ClearOverlayTexture)(VROverlayHandle_t ulOverlayHandle);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *SetOverlayRaw)(VROverlayHandle_t ulOverlayHandle, void * pvBuffer, uint32_t unWidth, uint32_t unHeight, uint32_t unDepth);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *SetOverlayFromFile)(VROverlayHandle_t ulOverlayHandle, char * pchFilePath);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *GetOverlayTexture)(VROverlayHandle_t ulOverlayHandle, void ** pNativeTextureHandle, void * pNativeTextureRef, uint32_t * pWidth, uint32_t * pHeight, uint32_t * pNativeFormat, ETextureType * pAPIType, EColorSpace * pColorSpace, struct VRTextureBounds_t * pTextureBounds);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *ReleaseNativeOverlayHandle)(VROverlayHandle_t ulOverlayHandle, void * pNativeTextureHandle);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *GetOverlayTextureSize)(VROverlayHandle_t ulOverlayHandle, uint32_t * pWidth, uint32_t * pHeight);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *CreateDashboardOverlay)(char * pchOverlayKey, char * pchOverlayFriendlyName, VROverlayHandle_t * pMainHandle, VROverlayHandle_t * pThumbnailHandle);
+	bool (OPENVR_FNTABLE_CALLTYPE *IsDashboardVisible)();
+	bool (OPENVR_FNTABLE_CALLTYPE *IsActiveDashboardOverlay)(VROverlayHandle_t ulOverlayHandle);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *SetDashboardOverlaySceneProcess)(VROverlayHandle_t ulOverlayHandle, uint32_t unProcessId);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *GetDashboardOverlaySceneProcess)(VROverlayHandle_t ulOverlayHandle, uint32_t * punProcessId);
+	void (OPENVR_FNTABLE_CALLTYPE *ShowDashboard)(char * pchOverlayToShow);
+	TrackedDeviceIndex_t (OPENVR_FNTABLE_CALLTYPE *GetPrimaryDashboardDevice)();
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *ShowKeyboard)(EGamepadTextInputMode eInputMode, EGamepadTextInputLineMode eLineInputMode, char * pchDescription, uint32_t unCharMax, char * pchExistingText, bool bUseMinimalMode, uint64_t uUserValue);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *ShowKeyboardForOverlay)(VROverlayHandle_t ulOverlayHandle, EGamepadTextInputMode eInputMode, EGamepadTextInputLineMode eLineInputMode, char * pchDescription, uint32_t unCharMax, char * pchExistingText, bool bUseMinimalMode, uint64_t uUserValue);
+	uint32_t (OPENVR_FNTABLE_CALLTYPE *GetKeyboardText)(char * pchText, uint32_t cchText);
+	void (OPENVR_FNTABLE_CALLTYPE *HideKeyboard)();
+	void (OPENVR_FNTABLE_CALLTYPE *SetKeyboardTransformAbsolute)(ETrackingUniverseOrigin eTrackingOrigin, struct HmdMatrix34_t * pmatTrackingOriginToKeyboardTransform);
+	void (OPENVR_FNTABLE_CALLTYPE *SetKeyboardPositionForOverlay)(VROverlayHandle_t ulOverlayHandle, struct HmdRect2_t avoidRect);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *SetOverlayIntersectionMask)(VROverlayHandle_t ulOverlayHandle, struct VROverlayIntersectionMaskPrimitive_t * pMaskPrimitives, uint32_t unNumMaskPrimitives, uint32_t unPrimitiveSize);
+	EVROverlayError (OPENVR_FNTABLE_CALLTYPE *GetOverlayFlags)(VROverlayHandle_t ulOverlayHandle, uint32_t * pFlags);
+	VRMessageOverlayResponse (OPENVR_FNTABLE_CALLTYPE *ShowMessageOverlay)(char * pchText, char * pchCaption, char * pchButton0Text, char * pchButton1Text, char * pchButton2Text, char * pchButton3Text);
+};
+
+struct VR_IVRRenderModels_FnTable
+{
+	EVRRenderModelError (OPENVR_FNTABLE_CALLTYPE *LoadRenderModel_Async)(char * pchRenderModelName, struct RenderModel_t ** ppRenderModel);
+	void (OPENVR_FNTABLE_CALLTYPE *FreeRenderModel)(struct RenderModel_t * pRenderModel);
+	EVRRenderModelError (OPENVR_FNTABLE_CALLTYPE *LoadTexture_Async)(TextureID_t textureId, struct RenderModel_TextureMap_t ** ppTexture);
+	void (OPENVR_FNTABLE_CALLTYPE *FreeTexture)(struct RenderModel_TextureMap_t * pTexture);
+	EVRRenderModelError (OPENVR_FNTABLE_CALLTYPE *LoadTextureD3D11_Async)(TextureID_t textureId, void * pD3D11Device, void ** ppD3D11Texture2D);
+	EVRRenderModelError (OPENVR_FNTABLE_CALLTYPE *LoadIntoTextureD3D11_Async)(TextureID_t textureId, void * pDstTexture);
+	void (OPENVR_FNTABLE_CALLTYPE *FreeTextureD3D11)(void * pD3D11Texture2D);
+	uint32_t (OPENVR_FNTABLE_CALLTYPE *GetRenderModelName)(uint32_t unRenderModelIndex, char * pchRenderModelName, uint32_t unRenderModelNameLen);
+	uint32_t (OPENVR_FNTABLE_CALLTYPE *GetRenderModelCount)();
+	uint32_t (OPENVR_FNTABLE_CALLTYPE *GetComponentCount)(char * pchRenderModelName);
+	uint32_t (OPENVR_FNTABLE_CALLTYPE *GetComponentName)(char * pchRenderModelName, uint32_t unComponentIndex, char * pchComponentName, uint32_t unComponentNameLen);
+	uint64_t (OPENVR_FNTABLE_CALLTYPE *GetComponentButtonMask)(char * pchRenderModelName, char * pchComponentName);
+	uint32_t (OPENVR_FNTABLE_CALLTYPE *GetComponentRenderModelName)(char * pchRenderModelName, char * pchComponentName, char * pchComponentRenderModelName, uint32_t unComponentRenderModelNameLen);
+	bool (OPENVR_FNTABLE_CALLTYPE *GetComponentState)(char * pchRenderModelName, char * pchComponentName, VRControllerState_t * pControllerState, struct RenderModel_ControllerMode_State_t * pState, struct RenderModel_ComponentState_t * pComponentState);
+	bool (OPENVR_FNTABLE_CALLTYPE *RenderModelHasComponent)(char * pchRenderModelName, char * pchComponentName);
+	uint32_t (OPENVR_FNTABLE_CALLTYPE *GetRenderModelThumbnailURL)(char * pchRenderModelName, char * pchThumbnailURL, uint32_t unThumbnailURLLen, EVRRenderModelError * peError);
+	uint32_t (OPENVR_FNTABLE_CALLTYPE *GetRenderModelOriginalPath)(char * pchRenderModelName, char * pchOriginalPath, uint32_t unOriginalPathLen, EVRRenderModelError * peError);
+	char * (OPENVR_FNTABLE_CALLTYPE *GetRenderModelErrorNameFromEnum)(EVRRenderModelError error);
+};
+
+struct VR_IVRNotifications_FnTable
+{
+	EVRNotificationError (OPENVR_FNTABLE_CALLTYPE *CreateNotification)(VROverlayHandle_t ulOverlayHandle, uint64_t ulUserValue, EVRNotificationType type, char * pchText, EVRNotificationStyle style, struct NotificationBitmap_t * pImage, VRNotificationId * pNotificationId);
+	EVRNotificationError (OPENVR_FNTABLE_CALLTYPE *RemoveNotification)(VRNotificationId notificationId);
+};
+
+struct VR_IVRSettings_FnTable
+{
+	char * (OPENVR_FNTABLE_CALLTYPE *GetSettingsErrorNameFromEnum)(EVRSettingsError eError);
+	bool (OPENVR_FNTABLE_CALLTYPE *Sync)(bool bForce, EVRSettingsError * peError);
+	void (OPENVR_FNTABLE_CALLTYPE *SetBool)(char * pchSection, char * pchSettingsKey, bool bValue, EVRSettingsError * peError);
+	void (OPENVR_FNTABLE_CALLTYPE *SetInt32)(char * pchSection, char * pchSettingsKey, int32_t nValue, EVRSettingsError * peError);
+	void (OPENVR_FNTABLE_CALLTYPE *SetFloat)(char * pchSection, char * pchSettingsKey, float flValue, EVRSettingsError * peError);
+	void (OPENVR_FNTABLE_CALLTYPE *SetString)(char * pchSection, char * pchSettingsKey, char * pchValue, EVRSettingsError * peError);
+	bool (OPENVR_FNTABLE_CALLTYPE *GetBool)(char * pchSection, char * pchSettingsKey, EVRSettingsError * peError);
+	int32_t (OPENVR_FNTABLE_CALLTYPE *GetInt32)(char * pchSection, char * pchSettingsKey, EVRSettingsError * peError);
+	float (OPENVR_FNTABLE_CALLTYPE *GetFloat)(char * pchSection, char * pchSettingsKey, EVRSettingsError * peError);
+	void (OPENVR_FNTABLE_CALLTYPE *GetString)(char * pchSection, char * pchSettingsKey, char * pchValue, uint32_t unValueLen, EVRSettingsError * peError);
+	void (OPENVR_FNTABLE_CALLTYPE *RemoveSection)(char * pchSection, EVRSettingsError * peError);
+	void (OPENVR_FNTABLE_CALLTYPE *RemoveKeyInSection)(char * pchSection, char * pchSettingsKey, EVRSettingsError * peError);
+};
+
+struct VR_IVRScreenshots_FnTable
+{
+	EVRScreenshotError (OPENVR_FNTABLE_CALLTYPE *RequestScreenshot)(ScreenshotHandle_t * pOutScreenshotHandle, EVRScreenshotType type, char * pchPreviewFilename, char * pchVRFilename);
+	EVRScreenshotError (OPENVR_FNTABLE_CALLTYPE *HookScreenshot)(EVRScreenshotType * pSupportedTypes, int numTypes);
+	EVRScreenshotType (OPENVR_FNTABLE_CALLTYPE *GetScreenshotPropertyType)(ScreenshotHandle_t screenshotHandle, EVRScreenshotError * pError);
+	uint32_t (OPENVR_FNTABLE_CALLTYPE *GetScreenshotPropertyFilename)(ScreenshotHandle_t screenshotHandle, EVRScreenshotPropertyFilenames filenameType, char * pchFilename, uint32_t cchFilename, EVRScreenshotError * pError);
+	EVRScreenshotError (OPENVR_FNTABLE_CALLTYPE *UpdateScreenshotProgress)(ScreenshotHandle_t screenshotHandle, float flProgress);
+	EVRScreenshotError (OPENVR_FNTABLE_CALLTYPE *TakeStereoScreenshot)(ScreenshotHandle_t * pOutScreenshotHandle, char * pchPreviewFilename, char * pchVRFilename);
+	EVRScreenshotError (OPENVR_FNTABLE_CALLTYPE *SubmitScreenshot)(ScreenshotHandle_t screenshotHandle, EVRScreenshotType type, char * pchSourcePreviewFilename, char * pchSourceVRFilename);
+};
+
+struct VR_IVRResources_FnTable
+{
+	uint32_t (OPENVR_FNTABLE_CALLTYPE *LoadSharedResource)(char * pchResourceName, char * pchBuffer, uint32_t unBufferLen);
+	uint32_t (OPENVR_FNTABLE_CALLTYPE *GetResourceFullPath)(char * pchResourceName, char * pchResourceTypeDirectory, char * pchPathBuffer, uint32_t unBufferLen);
+};
+
+
+#if 0
+// Global entry points
+S_API intptr_t VR_InitInternal( EVRInitError *peError, EVRApplicationType eType );
+S_API void VR_ShutdownInternal();
+S_API bool VR_IsHmdPresent();
+S_API intptr_t VR_GetGenericInterface( const char *pchInterfaceVersion, EVRInitError *peError );
+S_API bool VR_IsRuntimeInstalled();
+S_API const char * VR_GetVRInitErrorAsSymbol( EVRInitError error );
+S_API const char * VR_GetVRInitErrorAsEnglishDescription( EVRInitError error );
+#endif
+
+#endif // __OPENVR_API_FLAT_H__
+
+