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/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/.
*
* The origin of this IDL file is
* https://immersive-web.github.io/webxr/
*/
[Pref="dom.vr.webxr.enabled", SecureContext, Exposed=Window]
interface XRSystem : EventTarget {
// Methods
[NewObject]
Promise<boolean> isSessionSupported(XRSessionMode mode);
[NewObject, NeedsCallerType]
Promise<XRSession> requestSession(XRSessionMode mode, optional XRSessionInit options = {});
// Events
attribute EventHandler ondevicechange;
};
enum XRSessionMode {
"inline",
"immersive-vr",
"immersive-ar",
};
dictionary XRSessionInit {
sequence<DOMString> requiredFeatures;
sequence<DOMString> optionalFeatures;
};
enum XRVisibilityState {
"visible",
"visible-blurred",
"hidden",
};
[Pref="dom.vr.webxr.enabled", SecureContext, Exposed=Window]
interface XRSession : EventTarget {
// Attributes
readonly attribute XRVisibilityState visibilityState;
[SameObject] readonly attribute XRRenderState renderState;
[SameObject] readonly attribute XRInputSourceArray inputSources;
readonly attribute float? frameRate;
readonly attribute Float32Array? supportedFrameRates;
// Methods
[Throws]
undefined updateRenderState(optional XRRenderStateInit state = {});
[NewObject]
Promise<XRReferenceSpace> requestReferenceSpace(XRReferenceSpaceType type);
[NewObject]
Promise<undefined> updateTargetFrameRate(float rate);
[Throws]
long requestAnimationFrame(XRFrameRequestCallback callback);
[Throws]
undefined cancelAnimationFrame(long handle);
[NewObject]
Promise<undefined> end();
// Events
attribute EventHandler onend;
attribute EventHandler oninputsourceschange;
attribute EventHandler onselect;
attribute EventHandler onselectstart;
attribute EventHandler onselectend;
attribute EventHandler onsqueeze;
attribute EventHandler onsqueezestart;
attribute EventHandler onsqueezeend;
attribute EventHandler onvisibilitychange;
};
dictionary XRRenderStateInit {
double depthNear;
double depthFar;
double inlineVerticalFieldOfView;
XRWebGLLayer? baseLayer;
};
[Pref="dom.vr.webxr.enabled", SecureContext, Exposed=Window]
interface XRRenderState {
readonly attribute double depthNear;
readonly attribute double depthFar;
readonly attribute double? inlineVerticalFieldOfView;
readonly attribute XRWebGLLayer? baseLayer;
};
callback XRFrameRequestCallback = undefined (DOMHighResTimeStamp time, XRFrame frame);
[ProbablyShortLivingWrapper, Pref="dom.vr.webxr.enabled", SecureContext, Exposed=Window]
interface XRFrame {
[SameObject] readonly attribute XRSession session;
[Throws] XRViewerPose? getViewerPose(XRReferenceSpace referenceSpace);
[Throws] XRPose? getPose(XRSpace space, XRSpace baseSpace);
};
[Pref="dom.vr.webxr.enabled", SecureContext, Exposed=Window]
interface XRSpace : EventTarget {
};
enum XRReferenceSpaceType {
"viewer",
"local",
"local-floor",
"bounded-floor",
"unbounded"
};
[Pref="dom.vr.webxr.enabled", SecureContext, Exposed=Window]
interface XRReferenceSpace : XRSpace {
[NewObject]
XRReferenceSpace getOffsetReferenceSpace(XRRigidTransform originOffset);
attribute EventHandler onreset;
};
[Pref="dom.vr.webxr.enabled", SecureContext, Exposed=Window]
interface XRBoundedReferenceSpace : XRReferenceSpace {
// TODO: Use FrozenArray once available. (Bug 1236777)
[Frozen, Cached, Pure]
readonly attribute sequence<DOMPointReadOnly> boundsGeometry;
};
enum XREye {
"none",
"left",
"right"
};
[ProbablyShortLivingWrapper, Pref="dom.vr.webxr.enabled", SecureContext, Exposed=Window]
interface XRView {
readonly attribute XREye eye;
[Throws]
readonly attribute Float32Array projectionMatrix;
[Throws, SameObject]
readonly attribute XRRigidTransform transform;
};
[ProbablyShortLivingWrapper, Pref="dom.vr.webxr.enabled", SecureContext, Exposed=Window]
interface XRViewport {
readonly attribute long x;
readonly attribute long y;
readonly attribute long width;
readonly attribute long height;
};
[ProbablyShortLivingWrapper, Pref="dom.vr.webxr.enabled", SecureContext, Exposed=Window]
interface XRRigidTransform {
[Throws]
constructor(optional DOMPointInit position = {}, optional DOMPointInit orientation = {});
[SameObject] readonly attribute DOMPointReadOnly position;
[SameObject] readonly attribute DOMPointReadOnly orientation;
[Throws]
readonly attribute Float32Array matrix;
[SameObject] readonly attribute XRRigidTransform inverse;
};
[ProbablyShortLivingWrapper, Pref="dom.vr.webxr.enabled", SecureContext, Exposed=Window]
interface XRPose {
[SameObject] readonly attribute XRRigidTransform transform;
readonly attribute boolean emulatedPosition;
};
[ProbablyShortLivingWrapper, Pref="dom.vr.webxr.enabled", SecureContext, Exposed=Window]
interface XRViewerPose : XRPose {
// TODO: Use FrozenArray once available. (Bug 1236777)
[Constant, Cached, Frozen]
readonly attribute sequence<XRView> views;
};
enum XRHandedness {
"none",
"left",
"right"
};
enum XRTargetRayMode {
"gaze",
"tracked-pointer",
"screen"
};
[Pref="dom.vr.webxr.enabled", SecureContext, Exposed=Window]
interface XRInputSource {
readonly attribute XRHandedness handedness;
readonly attribute XRTargetRayMode targetRayMode;
[SameObject] readonly attribute XRSpace targetRaySpace;
[SameObject] readonly attribute XRSpace? gripSpace;
// TODO: Use FrozenArray once available. (Bug 1236777)
[Constant, Cached, Frozen]
readonly attribute sequence<DOMString> profiles;
// https://immersive-web.github.io/webxr-gamepads-module/
[SameObject] readonly attribute Gamepad? gamepad;
};
[Pref="dom.vr.webxr.enabled", SecureContext, Exposed=Window]
interface XRInputSourceArray {
iterable<XRInputSource>;
readonly attribute unsigned long length;
getter XRInputSource(unsigned long index);
};
typedef (WebGLRenderingContext or
WebGL2RenderingContext) XRWebGLRenderingContext;
dictionary XRWebGLLayerInit {
boolean antialias = true;
boolean depth = true;
boolean stencil = false;
boolean alpha = true;
boolean ignoreDepthValues = false;
double framebufferScaleFactor = 1.0;
};
[Pref="dom.vr.webxr.enabled", SecureContext, Exposed=Window]
interface XRWebGLLayer {
[Throws]
constructor(XRSession session,
XRWebGLRenderingContext context,
optional XRWebGLLayerInit layerInit = {});
// Attributes
readonly attribute boolean antialias;
readonly attribute boolean ignoreDepthValues;
[SameObject] readonly attribute WebGLFramebuffer? framebuffer;
readonly attribute unsigned long framebufferWidth;
readonly attribute unsigned long framebufferHeight;
// Methods
XRViewport? getViewport(XRView view);
// Static Methods
static double getNativeFramebufferScaleFactor(XRSession session);
};
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