mirror of
https://github.com/classilla/tenfourfox.git
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388 lines
11 KiB
C
388 lines
11 KiB
C
/* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 40 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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/* This file contains just the needed struct definitions for
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* interacting with the Oculus VR C API, without needing to #include
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* OVR_CAPI.h directly. Note that it uses the same type names as the
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* CAPI, and cannot be #included at the same time as OVR_CAPI.h. It
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* does not include the entire C API, just want's needed.
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*/
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#ifdef OVR_CAPI_h
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#ifdef _MSC_VER
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#pragma message("ovr_capi_dyanmic.h: OVR_CAPI.h included before ovr_capi_dynamic.h, skipping this")
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#else
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#warning OVR_CAPI.h included before ovr_capi_dynamic.h, skipping this
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#endif
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#define mozilla_ovr_capi_dynamic_h_
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#else
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#ifndef mozilla_ovr_capi_dynamic_h_
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#define mozilla_ovr_capi_dynamic_h_
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#define OVR_CAPI_LIMITED_MOZILLA 1
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#ifdef HAVE_64BIT_BUILD
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#define OVR_PTR_SIZE 8
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#define OVR_ON64(x) x
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#else
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#define OVR_PTR_SIZE 4
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#define OVR_ON64(x) /**/
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#endif
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#if defined(_WIN32)
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#define OVR_PFN __cdecl
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#else
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#define OVR_PFN
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#endif
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#if !defined(OVR_ALIGNAS)
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#if defined(__GNUC__) && (((__GNUC__ * 100) + __GNUC_MINOR__) >= 408) && (defined(__GXX_EXPERIMENTAL_CXX0X__) || (__cplusplus >= 201103L))
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#define OVR_ALIGNAS(n) alignas(n)
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#elif defined(__clang__) && !defined(__APPLE__) && (((__clang_major__ * 100) + __clang_minor__) >= 300) && (__cplusplus >= 201103L)
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#define OVR_ALIGNAS(n) alignas(n)
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#elif defined(__clang__) && defined(__APPLE__) && (((__clang_major__ * 100) + __clang_minor__) >= 401) && (__cplusplus >= 201103L)
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#define OVR_ALIGNAS(n) alignas(n)
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#elif defined(_MSC_VER) && (_MSC_VER >= 1900)
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#define OVR_ALIGNAS(n) alignas(n)
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#elif defined(__EDG_VERSION__) && (__EDG_VERSION__ >= 408)
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#define OVR_ALIGNAS(n) alignas(n)
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#elif defined(__GNUC__) || defined(__clang__)
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#define OVR_ALIGNAS(n) __attribute__((aligned(n)))
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#elif defined(_MSC_VER) || defined(__INTEL_COMPILER)
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#define OVR_ALIGNAS(n) __declspec(align(n))
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#else
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#error Need to define OVR_ALIGNAS
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#endif
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef int32_t ovrResult;
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typedef char ovrBool;
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typedef struct { int x, y; } ovrVector2i;
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typedef struct { int w, h; } ovrSizei;
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typedef struct { ovrVector2i Pos; ovrSizei Size; } ovrRecti;
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typedef struct { float x, y, z, w; } ovrQuatf;
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typedef struct { float x, y; } ovrVector2f;
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typedef struct { float x, y, z; } ovrVector3f;
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typedef struct { float M[4][4]; } ovrMatrix4f;
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typedef struct {
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ovrQuatf Orientation;
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ovrVector3f Position;
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} ovrPosef;
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typedef struct OVR_ALIGNAS(8) {
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ovrPosef ThePose;
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ovrVector3f AngularVelocity;
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ovrVector3f LinearVelocity;
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ovrVector3f AngularAcceleration;
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ovrVector3f LinearAcceleration;
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float Pad;
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double TimeInSeconds;
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} ovrPoseStatef;
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typedef struct {
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float UpTan;
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float DownTan;
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float LeftTan;
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float RightTan;
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} ovrFovPort;
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typedef enum {
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ovrHmd_None = 0,
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ovrHmd_DK1 = 3,
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ovrHmd_DKHD = 4,
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ovrHmd_DK2 = 6,
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ovrHmd_BlackStar = 7,
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ovrHmd_CB = 8,
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ovrHmd_Other = 9,
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ovrHmd_EnumSize = 0x7fffffff
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} ovrHmdType;
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typedef enum {
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ovrHmdCap_DebugDevice = 0x0010,
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ovrHmdCap_LowPersistence = 0x0080,
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ovrHmdCap_DynamicPrediction = 0x0200,
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ovrHmdCap_NoVSync = 0x1000,
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ovrHmdCap_EnumSize = 0x7fffffff
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} ovrHmdCapBits;
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typedef enum
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{
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ovrTrackingCap_Orientation = 0x0010,
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ovrTrackingCap_MagYawCorrection = 0x0020,
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ovrTrackingCap_Position = 0x0040,
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ovrTrackingCap_Idle = 0x0100,
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ovrTrackingCap_EnumSize = 0x7fffffff
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} ovrTrackingCaps;
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typedef enum {
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ovrEye_Left = 0,
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ovrEye_Right = 1,
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ovrEye_Count = 2,
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ovrEye_EnumSize = 0x7fffffff
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} ovrEyeType;
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typedef struct OVR_ALIGNAS(OVR_PTR_SIZE) {
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void* Handle;
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ovrHmdType Type;
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OVR_ON64(uint32_t pad0;)
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const char* ProductName;
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const char* Manufacturer;
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short VendorId;
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short ProductId;
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char SerialNumber[24];
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short FirmwareMajor;
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short FirmwareMinor;
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float CameraFrustumHFovInRadians;
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float CameraFrustumVFovInRadians;
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float CameraFrustumNearZInMeters;
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float CameraFrustumFarZInMeters;
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unsigned int HmdCaps;
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unsigned int TrackingCaps;
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ovrFovPort DefaultEyeFov[ovrEye_Count];
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ovrFovPort MaxEyeFov[ovrEye_Count];
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ovrEyeType EyeRenderOrder[ovrEye_Count];
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ovrSizei Resolution;
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} ovrHmdDesc;
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typedef const ovrHmdDesc* ovrHmd;
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typedef enum {
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ovrStatus_OrientationTracked = 0x0001,
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ovrStatus_PositionTracked = 0x0002,
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ovrStatus_CameraPoseTracked = 0x0004,
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ovrStatus_PositionConnected = 0x0020,
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ovrStatus_HmdConnected = 0x0080,
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ovrStatus_EnumSize = 0x7fffffff
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} ovrStatusBits;
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typedef struct OVR_ALIGNAS(4) {
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ovrVector3f Accelerometer;
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ovrVector3f Gyro;
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ovrVector3f Magnetometer;
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float Temperature;
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float TimeInSeconds;
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} ovrSensorData;
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typedef struct OVR_ALIGNAS(8) {
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ovrPoseStatef HeadPose;
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ovrPosef CameraPose;
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ovrPosef LeveledCameraPose;
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ovrSensorData RawSensorData;
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unsigned int StatusFlags;
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uint32_t LastCameraFrameCounter;
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uint32_t pad0;
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} ovrTrackingState;
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typedef struct OVR_ALIGNAS(8) {
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double DisplayMidpointSeconds;
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double FrameIntervalSeconds;
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unsigned AppFrameIndex;
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unsigned DisplayFrameIndex;
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} ovrFrameTiming;
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typedef struct OVR_ALIGNAS(4) {
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ovrEyeType Eye;
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ovrFovPort Fov;
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ovrRecti DistortedViewport;
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ovrVector2f PixelsPerTanAngleAtCenter;
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ovrVector3f HmdToEyeViewOffset;
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} ovrEyeRenderDesc;
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typedef struct OVR_ALIGNAS(4) {
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float Projection22;
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float Projection23;
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float Projection32;
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} ovrTimewarpProjectionDesc;
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typedef struct OVR_ALIGNAS(4) {
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ovrVector3f HmdToEyeViewOffset[ovrEye_Count];
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float HmdSpaceToWorldScaleInMeters;
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} ovrViewScaleDesc;
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typedef enum {
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ovrRenderAPI_None,
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ovrRenderAPI_OpenGL,
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ovrRenderAPI_Android_GLES,
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ovrRenderAPI_D3D9_Obsolete,
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ovrRenderAPI_D3D10_Obsolete,
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ovrRenderAPI_D3D11,
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ovrRenderAPI_Count,
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ovrRenderAPI_EnumSize = 0x7fffffff
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} ovrRenderAPIType;
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typedef struct OVR_ALIGNAS(4) {
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ovrRenderAPIType API;
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ovrSizei TextureSize;
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} ovrTextureHeader;
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typedef struct OVR_ALIGNAS(OVR_PTR_SIZE) {
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ovrTextureHeader Header;
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OVR_ON64(uint32_t pad0;)
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uintptr_t PlatformData[8];
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} ovrTexture;
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typedef struct OVR_ALIGNAS(OVR_PTR_SIZE) {
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ovrTexture* Textures;
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int TextureCount;
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int CurrentIndex;
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} ovrSwapTextureSet;
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typedef enum {
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ovrInit_Debug = 0x00000001,
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ovrInit_ServerOptional = 0x00000002,
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ovrInit_RequestVersion = 0x00000004,
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ovrInit_ForceNoDebug = 0x00000008,
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ovrInit_EnumSize = 0x7fffffff
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} ovrInitFlags;
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typedef enum {
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ovrLogLevel_Debug = 0,
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ovrLogLevel_Info = 1,
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ovrLogLevel_Error = 2,
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ovrLogLevel_EnumSize = 0x7fffffff
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} ovrLogLevel;
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typedef enum {
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ovrLayerType_Disabled = 0,
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ovrLayerType_EyeFov = 1,
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ovrLayerType_EyeFovDepth = 2,
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ovrLayerType_QuadInWorld = 3,
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ovrLayerType_QuadHeadLocked = 4,
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ovrLayerType_Direct = 6,
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ovrLayerType_EnumSize = 0x7fffffff
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} ovrLayerType;
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typedef enum {
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ovrLayerFlag_HighQuality = 0x01,
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ovrLayerFlag_TextureOriginAtBottomLeft = 0x02
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} ovrLayerFlags;
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typedef struct OVR_ALIGNAS(OVR_PTR_SIZE) {
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ovrLayerType Type;
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unsigned Flags;
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} ovrLayerHeader;
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typedef struct OVR_ALIGNAS(OVR_PTR_SIZE) {
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ovrLayerHeader Header;
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ovrSwapTextureSet* ColorTexture[ovrEye_Count];
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ovrRecti Viewport[ovrEye_Count];
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ovrFovPort Fov[ovrEye_Count];
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ovrPosef RenderPose[ovrEye_Count];
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} ovrLayerEyeFov;
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typedef void (OVR_PFN *ovrLogCallback)(int level, const char* message);
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typedef struct OVR_ALIGNAS(8) {
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uint32_t Flags;
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uint32_t RequestedMinorVersion;
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ovrLogCallback LogCallback;
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uint32_t ConnectionTimeoutMS;
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OVR_ON64(uint32_t pad0;)
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} ovrInitParams;
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enum {
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ovrSuccess = 0,
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ovrError_MemoryAllocationFailure = -1000,
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ovrError_SocketCreationFailure = -1001,
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ovrError_InvalidHmd = -1002,
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ovrError_Timeout = -1003,
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ovrError_NotInitialized = -1004,
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ovrError_InvalidParameter = -1005,
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ovrError_ServiceError = -1006,
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ovrError_NoHmd = -1007,
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ovrError_AudioReservedBegin = -2000,
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ovrError_AudioReservedEnd = -2999,
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ovrError_Initialize = -3000,
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ovrError_LibLoad = -3001,
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ovrError_LibVersion = -3002,
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ovrError_ServiceConnection = -3003,
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ovrError_ServiceVersion = -3004,
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ovrError_IncompatibleOS = -3005,
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ovrError_DisplayInit = -3006,
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ovrError_ServerStart = -3007,
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ovrError_Reinitialization = -3008,
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ovrError_InvalidBundleAdjustment = -4000,
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ovrError_USBBandwidth = -4001
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};
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typedef ovrResult (OVR_PFN *pfn_ovr_Initialize)(ovrInitParams const* params);
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typedef void (OVR_PFN *pfn_ovr_Shutdown)();
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typedef double (OVR_PFN *pfn_ovr_GetTimeInSeconds)();
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typedef ovrResult (OVR_PFN *pfn_ovrHmd_Detect)();
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typedef ovrResult (OVR_PFN *pfn_ovrHmd_Create)(int index, ovrHmd*);
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typedef ovrResult (OVR_PFN *pfn_ovrHmd_CreateDebug)(ovrHmdType type, ovrHmd*);
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typedef void (OVR_PFN *pfn_ovrHmd_Destroy)(ovrHmd hmd);
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typedef ovrResult (OVR_PFN *pfn_ovrHmd_ConfigureTracking)(ovrHmd hmd, unsigned int supportedTrackingCaps, unsigned int requiredTrackingCaps);
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typedef void (OVR_PFN *pfn_ovrHmd_RecenterPose)(ovrHmd hmd);
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typedef ovrTrackingState (OVR_PFN *pfn_ovrHmd_GetTrackingState)(ovrHmd hmd, double absTime);
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typedef ovrSizei (OVR_PFN *pfn_ovrHmd_GetFovTextureSize)(ovrHmd hmd, ovrEyeType eye, ovrFovPort fov, float pixelsPerDisplayPixel);
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typedef ovrEyeRenderDesc (OVR_PFN *pfn_ovrHmd_GetRenderDesc)(ovrHmd hmd, ovrEyeType eyeType, ovrFovPort fov);
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typedef void (OVR_PFN *pfn_ovrHmd_DestroySwapTextureSet)(ovrHmd hmd, ovrSwapTextureSet* textureSet);
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typedef ovrResult (OVR_PFN *pfn_ovrHmd_SubmitFrame)(ovrHmd hmd, unsigned int frameIndex,
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const ovrViewScaleDesc* viewScaleDesc,
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ovrLayerHeader const * const * layerPtrList, unsigned int layerCount);
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#ifdef XP_WIN
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struct D3D11_TEXTURE2D_DESC;
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struct ID3D11Device;
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struct ID3D11Texture2D;
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struct ID3D11ShaderResourceView;
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typedef struct OVR_ALIGNAS(OVR_PTR_SIZE) {
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ovrTextureHeader Header;
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OVR_ON64(uint32_t pad0;)
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ID3D11Texture2D* pTexture;
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ID3D11ShaderResourceView* pSRView;
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} ovrD3D11TextureData;
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typedef union {
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ovrTexture Texture;
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ovrD3D11TextureData D3D11;
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} ovrD3D11Texture;
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typedef ovrResult (OVR_PFN *pfn_ovrHmd_CreateSwapTextureSetD3D11)(ovrHmd hmd, ID3D11Device* device,
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const D3D11_TEXTURE2D_DESC* desc,
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ovrSwapTextureSet** outTextureSet);
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#endif
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typedef struct {
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ovrTextureHeader Header;
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uint32_t TexId;
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} ovrGLTextureData;
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typedef union {
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ovrTexture Texture;
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ovrGLTextureData OGL;
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} ovrGLTexture;
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typedef ovrResult (OVR_PFN *pfn_ovrHmd_CreateSwapTextureSetGL)(ovrHmd hmd, uint32_t format,
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int width, int height,
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ovrSwapTextureSet** outTextureSet);
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#ifdef __cplusplus
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}
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#endif
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#endif /* mozilla_ovr_capi_dynamic_h_ */
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#endif /* OVR_CAPI_h */
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