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
26#pragma once
27
28#include "VRPlatformDisplay.h"
29
30#include <wtf/Ref.h>
31#include <wtf/RefCounted.h>
32
33namespace WebCore {
34
35class VRDisplayCapabilities : public RefCounted<VRDisplayCapabilities> {
36public:
37 static Ref<VRDisplayCapabilities> create(unsigned capabilityFlags)
38 {
39 return adoptRef(*new VRDisplayCapabilities(capabilityFlags));
40 }
41
42 bool hasPosition() const { return m_flags & VRDisplayCapabilityFlagPosition; }
43 bool hasOrientation() const { return m_flags & VRDisplayCapabilityFlagOrientation; }
44 bool hasExternalDisplay() const { return m_flags & VRDisplayCapabilityFlagExternalDisplay; }
45 bool canPresent() const { return m_flags & VRDisplayCapabilityFlagPresent; }
46 unsigned maxLayers() const { return canPresent() ? 1 : 0; }
47
48private:
49 VRDisplayCapabilities(unsigned capabilityFlags)
50 : m_flags(capabilityFlags)
51 {
52 }
53
54 unsigned m_flags;
55};
56
57} // namespace WebCore
58