| // Copyright 2015 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| module content; |
| |
| struct VRVector3 { |
| float x; |
| float y; |
| float z; |
| }; |
| |
| struct VRVector4 { |
| float x; |
| float y; |
| float z; |
| float w; |
| }; |
| |
| struct VRRect { |
| int32 x; |
| int32 y; |
| int32 width; |
| int32 height; |
| }; |
| |
| // A field of view, given by 4 degrees describing the view from a center point. |
| struct VRFieldOfView { |
| float upDegrees; |
| float downDegrees; |
| float leftDegrees; |
| float rightDegrees; |
| }; |
| |
| // A sensor's position, orientation, velocity, and acceleration state at the |
| // given timestamp. |
| struct VRSensorState { |
| double timestamp; |
| uint32 frameIndex; |
| VRVector4? orientation; |
| VRVector3? position; |
| VRVector3? angularVelocity; |
| VRVector3? linearVelocity; |
| VRVector3? angularAcceleration; |
| VRVector3? linearAcceleration; |
| }; |
| |
| // Information about the optical properties for an eye in an HMD. |
| struct VREyeParameters { |
| VRFieldOfView minimumFieldOfView; |
| VRFieldOfView maximumFieldOfView; |
| VRFieldOfView recommendedFieldOfView; |
| VRVector3 eyeTranslation; |
| VRRect renderRect; |
| }; |
| |
| // Information pertaining to Head Mounted Displays. |
| struct VRHMDInfo { |
| VREyeParameters leftEye; |
| VREyeParameters rightEye; |
| }; |
| |
| struct VRDeviceInfo { |
| uint32 index; |
| string deviceName; |
| VRHMDInfo? hmdInfo; |
| }; |
| |
| interface VRService { |
| GetDevices() => (array<VRDeviceInfo> devices); |
| GetSensorState(uint32 index) => (VRSensorState state); |
| ResetSensor(uint32 index); |
| }; |