1 | /* |
2 | * Copyright (C) 2017 Igalia S.L. All rights reserved. |
3 | * |
4 | * Redistribution and use in source and binary forms, with or without |
5 | * modification, are permitted provided that the following conditions |
6 | * are met: |
7 | * 1. Redistributions of source code must retain the above copyright |
8 | * notice, this list of conditions and the following disclaimer. |
9 | * 2. Redistributions in binary form must reproduce the above copyright |
10 | * notice, this list of conditions and the following disclaimer in the |
11 | * documentation and/or other materials provided with the distribution. |
12 | * |
13 | * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' |
14 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
15 | * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
16 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS |
17 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
18 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
19 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
20 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
21 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
22 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
23 | * THE POSSIBILITY OF SUCH DAMAGE. |
24 | */ |
25 | #include "config.h" |
26 | #include "VRPose.h" |
27 | |
28 | #include <JavaScriptCore/TypedArrayInlines.h> |
29 | |
30 | namespace WebCore { |
31 | |
32 | static RefPtr<Float32Array> optionalFloat3ToJSCArray(const Optional<VRPlatformTrackingInfo::Float3>& data) |
33 | { |
34 | if (!data) |
35 | return nullptr; |
36 | |
37 | return Float32Array::create(data->data, 3); |
38 | } |
39 | |
40 | RefPtr<Float32Array> VRPose::position() const |
41 | { |
42 | if (!m_trackingInfo.position) |
43 | return nullptr; |
44 | |
45 | auto& position = *m_trackingInfo.position; |
46 | float positionData[3] = { position.x(), position.y(), position.z() }; |
47 | return Float32Array::create(positionData, 3); |
48 | } |
49 | |
50 | RefPtr<Float32Array> VRPose::linearVelocity() const |
51 | { |
52 | return optionalFloat3ToJSCArray(m_trackingInfo.linearVelocity); |
53 | } |
54 | |
55 | RefPtr<Float32Array> VRPose::linearAcceleration() const |
56 | { |
57 | return optionalFloat3ToJSCArray(m_trackingInfo.linearAcceleration); |
58 | } |
59 | |
60 | RefPtr<Float32Array> VRPose::orientation() const |
61 | { |
62 | if (!m_trackingInfo.orientation) |
63 | return nullptr; |
64 | |
65 | auto& orientation = *m_trackingInfo.orientation; |
66 | float orientationData[4] = { orientation.x, orientation.y, orientation.z, orientation.w }; |
67 | return Float32Array::create(orientationData, 4); |
68 | } |
69 | |
70 | RefPtr<Float32Array> VRPose::angularVelocity() const |
71 | { |
72 | return optionalFloat3ToJSCArray(m_trackingInfo.angularVelocity); |
73 | } |
74 | |
75 | RefPtr<Float32Array> VRPose::angularAcceleration() const |
76 | { |
77 | return optionalFloat3ToJSCArray(m_trackingInfo.angularAcceleration); |
78 | } |
79 | |
80 | } // namespace WebCore |
81 | |