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// Copyright 2019 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.
#ifndef THIRD_PARTY_BLINK_RENDERER_MODULES_XR_XR_NATIVE_ORIGIN_INFORMATION_H_
#define THIRD_PARTY_BLINK_RENDERER_MODULES_XR_XR_NATIVE_ORIGIN_INFORMATION_H_
#include <cstdint>
#include "device/vr/public/mojom/vr_service.mojom-blink.h"
namespace blink {
class XRAnchor;
class XRInputSource;
class XRPlane;
class XRReferenceSpace;
// XRNativeOriginInformation carries all the information that is required to
// uniquely identify a native origin on the device side. Native origin roughly
// represents anything that is known and tracked by the device, for example
// anchors, planes, input sources, reference spaces.
class XRNativeOriginInformation {
public:
XRNativeOriginInformation(XRNativeOriginInformation&& other) = default;
device::mojom::blink::XRNativeOriginInformationPtr ToMojo() const;
static base::Optional<XRNativeOriginInformation> Create(
const XRAnchor* anchor);
static base::Optional<XRNativeOriginInformation> Create(
const XRInputSource* input_source);
static base::Optional<XRNativeOriginInformation> Create(const XRPlane* plane);
static base::Optional<XRNativeOriginInformation> Create(
const XRReferenceSpace* reference_space);
static base::Optional<XRNativeOriginInformation> Create(
device::mojom::XRReferenceSpaceCategory reference_space_category);
private:
enum class Type : int32_t { ReferenceSpace, InputSource, Anchor, Plane };
XRNativeOriginInformation() = delete;
XRNativeOriginInformation(const XRNativeOriginInformation& other) = delete;
void operator=(const XRNativeOriginInformation& other) = delete;
XRNativeOriginInformation(Type type, uint32_t input_source_id);
XRNativeOriginInformation(Type type, uint64_t anchor_or_plane_id);
XRNativeOriginInformation(
Type type,
device::mojom::XRReferenceSpaceCategory reference_space_type);
const Type type_;
const union {
uint32_t input_source_id_;
uint64_t anchor_or_plane_id_;
device::mojom::XRReferenceSpaceCategory reference_space_category_;
};
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_MODULES_XR_XR_NATIVE_ORIGIN_INFORMATION_H_
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