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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #include "config.h" |
| 6 #include "modules/vr/VRPositionState.h" |
| 7 |
| 8 namespace blink { |
| 9 |
| 10 namespace { |
| 11 |
| 12 DOMPoint* VecToDomPoint(const blink::WebVRVector4& vec, bool valid) |
| 13 { |
| 14 if (valid) |
| 15 return DOMPoint::create(vec.x, vec.y, vec.z, vec.w); |
| 16 return 0; |
| 17 } |
| 18 DOMPoint* VecToDomPoint(const blink::WebVRVector3& vec, bool valid) |
| 19 { |
| 20 if (valid) |
| 21 return DOMPoint::create(vec.x, vec.y, vec.z, 0.0); |
| 22 return 0; |
| 23 } |
| 24 |
| 25 } |
| 26 |
| 27 VRPositionState::VRPositionState() |
| 28 : m_timeStamp(0.0) |
| 29 { |
| 30 } |
| 31 |
| 32 VRPositionState::~VRPositionState() |
| 33 { |
| 34 } |
| 35 |
| 36 void VRPositionState::setState(const blink::WebHMDSensorState &state) |
| 37 { |
| 38 m_timeStamp = state.timestamp; |
| 39 m_orientation = VecToDomPoint(state.orientation, state.flags & WebVRSensorSt
ateOrientation); |
| 40 m_position = VecToDomPoint(state.position, state.flags & WebVRSensorStatePos
ition); |
| 41 m_angularVelocity = VecToDomPoint(state.angularVelocity, state.flags & WebVR
SensorStateAngularVelocity); |
| 42 m_linearVelocity = VecToDomPoint(state.linearVelocity, state.flags & WebVRSe
nsorStateLinearVelocity); |
| 43 m_angularAcceleration = VecToDomPoint(state.angularAcceleration, state.flags
& WebVRSensorStateAngularAcceleration); |
| 44 m_linearAcceleration = VecToDomPoint(state.linearAcceleration, state.flags
& WebVRSensorStateLinearAcceleration); |
| 45 } |
| 46 |
| 47 void VRPositionState::trace(Visitor* visitor) |
| 48 { |
| 49 visitor->trace(m_orientation); |
| 50 visitor->trace(m_position); |
| 51 visitor->trace(m_angularVelocity); |
| 52 visitor->trace(m_linearVelocity); |
| 53 visitor->trace(m_angularAcceleration); |
| 54 visitor->trace(m_linearAcceleration); |
| 55 } |
| 56 |
| 57 } // namespace blink |
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