зеркало из https://github.com/mozilla/gecko-dev.git
133 строки
4.4 KiB
Plaintext
133 строки
4.4 KiB
Plaintext
/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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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
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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enum VREye {
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"left",
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"right"
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};
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[Pref="dom.vr.enabled",
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HeaderFile="mozilla/dom/VRDevice.h"]
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interface VRFieldOfViewReadOnly {
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readonly attribute double upDegrees;
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readonly attribute double rightDegrees;
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readonly attribute double downDegrees;
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readonly attribute double leftDegrees;
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};
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[Pref="dom.vr.enabled",
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HeaderFile="mozilla/dom/VRDevice.h",
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Constructor(optional VRFieldOfViewInit fov),
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Constructor(double upDegrees, double rightDegrees, double downDegrees, double leftDegrees)]
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interface VRFieldOfView : VRFieldOfViewReadOnly {
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inherit attribute double upDegrees;
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inherit attribute double rightDegrees;
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inherit attribute double downDegrees;
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inherit attribute double leftDegrees;
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};
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dictionary VRFieldOfViewInit {
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double upDegrees = 0.0;
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double rightDegrees = 0.0;
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double downDegrees = 0.0;
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double leftDegrees = 0.0;
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};
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[Pref="dom.vr.enabled",
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HeaderFile="mozilla/dom/VRDevice.h"]
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interface VRPositionState {
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readonly attribute double timeStamp;
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readonly attribute boolean hasPosition;
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readonly attribute DOMPoint? position;
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readonly attribute DOMPoint? linearVelocity;
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readonly attribute DOMPoint? linearAcceleration;
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readonly attribute boolean hasOrientation;
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// XXX should be DOMQuaternion as soon as we add that
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readonly attribute DOMPoint? orientation;
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readonly attribute DOMPoint? angularVelocity;
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readonly attribute DOMPoint? angularAcceleration;
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};
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[Pref="dom.vr.enabled"]
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interface VRDevice {
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/**
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* An identifier for the distinct hardware unit that this
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* VR Device is a part of. All VRDevice/Sensors that come
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* from the same hardware will have the same hardwareId
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*/
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[Pure] readonly attribute DOMString hardwareUnitId;
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/**
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* An identifier for this distinct sensor/device on a physical
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* hardware device. This shouldn't change across browser
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* restrats, allowing configuration data to be saved based on it.
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*/
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[Pure] readonly attribute DOMString deviceId;
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/**
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* a device name, a user-readable name identifying it
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*/
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[Pure] readonly attribute DOMString deviceName;
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};
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[Pref="dom.vr.enabled",
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HeaderFile="mozilla/dom/VRDevice.h"]
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interface HMDVRDevice : VRDevice {
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/* The translation that should be applied to the view matrix for rendering each eye */
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DOMPoint getEyeTranslation(VREye whichEye);
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// the FOV that the HMD was configured with
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[NewObject]
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VRFieldOfView getCurrentEyeFieldOfView(VREye whichEye);
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// the recommended FOV, per eye.
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[NewObject]
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VRFieldOfView getRecommendedEyeFieldOfView(VREye whichEye);
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// the maximum FOV, per eye. Above this, rendering will look broken.
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[NewObject]
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VRFieldOfView getMaximumEyeFieldOfView(VREye whichEye);
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// Set a field of view. If either of the fields of view is null,
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// or if their values are all zeros, then the recommended field of view
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// for that eye will be used.
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void setFieldOfView(optional VRFieldOfViewInit leftFOV,
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optional VRFieldOfViewInit rightFOV,
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optional double zNear = 0.01,
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optional double zFar = 10000.0);
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// return a recommended rect for this eye. Only useful for Canvas rendering,
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// the x/y coordinates will be the location in the canvas where this eye should
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// begin, and the width/height are the dimensions. Any canvas in the appropriate
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// ratio will work.
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DOMRect getRecommendedEyeRenderRect(VREye whichEye);
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// hack for testing
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void xxxToggleElementVR(Element element);
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};
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[Pref="dom.vr.enabled" ,
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HeaderFile="mozilla/dom/VRDevice.h"]
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interface PositionSensorVRDevice : VRDevice {
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/*
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* Return a VRPositionState dictionary containing the state of this position sensor,
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* at an optional past time or predicted for a future time if timeOffset is != 0.
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*
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* The VRPositionState will contain the position, orientation, and velocity
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* and acceleration of each of these properties. Use "hasPosition" and "hasOrientation"
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* to check if the associated members are valid; if these are false, those members
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* will be null.
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*/
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[NewObject]
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VRPositionState getState(optional double timeOffset = 0.0);
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/* Zero this sensor, treating its current position and orientation
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* as the "origin/zero" values.
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*/
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void zeroSensor();
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};
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