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// Copyright 2018 The Chromium Authors
// 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_RAY_H_
#define THIRD_PARTY_BLINK_RENDERER_MODULES_XR_XR_RAY_H_
#include <memory>
#include "third_party/blink/renderer/core/typed_arrays/array_buffer_view_helpers.h"
#include "third_party/blink/renderer/core/typed_arrays/dom_typed_array.h"
#include "third_party/blink/renderer/platform/bindings/script_wrappable.h"
#include "third_party/blink/renderer/platform/heap/member.h"
#include "ui/gfx/geometry/point3_f.h"
#include "ui/gfx/geometry/transform.h"
#include "ui/gfx/geometry/vector3d_f.h"
namespace blink {
class DOMPointInit;
class DOMPointReadOnly;
class ExceptionState;
class XRRayDirectionInit;
class XRRigidTransform;
class XRRay final : public ScriptWrappable {
DEFINE_WRAPPERTYPEINFO();
public:
XRRay();
explicit XRRay(XRRigidTransform* transform, ExceptionState& exception_state);
XRRay(DOMPointInit* origin,
XRRayDirectionInit* direction,
ExceptionState& exception_state);
~XRRay() override;
DOMPointReadOnly* origin() const { return origin_.Get(); }
DOMPointReadOnly* direction() const { return direction_.Get(); }
NotShared<DOMFloat32Array> matrix();
// Calling |RawMatrix()| is equivalent to calling |matrix()| w.r.t. the data
// that will be returned, the only difference is the returned type.
gfx::Transform RawMatrix();
static XRRay* Create(DOMPointInit* origin,
XRRayDirectionInit* direction,
ExceptionState& exception_state);
static XRRay* Create(XRRigidTransform* transform,
ExceptionState& exception_state);
void Trace(Visitor*) const override;
private:
void Set(const gfx::Transform& matrix, ExceptionState& exception_state);
void Set(gfx::Point3F origin,
gfx::Vector3dF direction,
ExceptionState& exception_state);
Member<DOMPointReadOnly> origin_;
Member<DOMPointReadOnly> direction_;
NotShared<DOMFloat32Array> matrix_;
std::unique_ptr<gfx::Transform> raw_matrix_;
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_MODULES_XR_XR_RAY_H_
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