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| 1 // Copyright 2015 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 "modules/vr/VRDisplayCollection.h" |
| 6 |
| 7 #include "modules/vr/NavigatorVR.h" |
| 8 |
| 9 namespace blink { |
| 10 |
| 11 VRDisplayCollection::VRDisplayCollection(NavigatorVR* navigatorVR) |
| 12 : m_navigatorVR(navigatorVR) |
| 13 { |
| 14 } |
| 15 |
| 16 VRDisplayVector VRDisplayCollection::updateDisplays(const WebVector<WebVRDevice>
& devices) |
| 17 { |
| 18 VRDisplayVector vrDevices; |
| 19 |
| 20 for (const auto& device : devices) { |
| 21 VRDisplay* display = getDisplayForIndex(device.index); |
| 22 if (!display) { |
| 23 display = new VRDisplay(m_navigatorVR); |
| 24 m_displays.append(display); |
| 25 } |
| 26 |
| 27 display->updateFromWebVRDevice(device); |
| 28 vrDevices.append(display); |
| 29 } |
| 30 |
| 31 return vrDevices; |
| 32 } |
| 33 |
| 34 VRDisplay* VRDisplayCollection::getDisplayForIndex(unsigned index) |
| 35 { |
| 36 VRDisplay* display; |
| 37 for (size_t i = 0; i < m_displays.size(); ++i) { |
| 38 display = m_displays[i]; |
| 39 if (display->displayId() == index) { |
| 40 return display; |
| 41 } |
| 42 } |
| 43 |
| 44 return 0; |
| 45 } |
| 46 |
| 47 DEFINE_TRACE(VRDisplayCollection) |
| 48 { |
| 49 visitor->trace(m_navigatorVR); |
| 50 visitor->trace(m_displays); |
| 51 } |
| 52 |
| 53 } // namespace blink |
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