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// Copyright 2018 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_UTILS_H_
#define THIRD_PARTY_BLINK_RENDERER_MODULES_XR_XR_UTILS_H_
#include "device/vr/public/mojom/pose.h"
#include "device/vr/public/mojom/vr_service.mojom-blink.h"
#include "third_party/abseil-cpp/absl/types/optional.h"
#include "third_party/blink/renderer/bindings/modules/v8/v8_typedefs.h"
#include "third_party/blink/renderer/core/typed_arrays/dom_typed_array.h"
#include "third_party/blink/renderer/platform/wtf/forward.h"
#include "third_party/blink/renderer/platform/wtf/text/wtf_string.h"
namespace blink {
class DOMPointReadOnly;
class TransformationMatrix;
class WebGLRenderingContextBase;
DOMFloat32Array* transformationMatrixToDOMFloat32Array(
const TransformationMatrix&);
TransformationMatrix DOMFloat32ArrayToTransformationMatrix(DOMFloat32Array*);
TransformationMatrix WTFFloatVectorToTransformationMatrix(const Vector<float>&);
DOMPointReadOnly* makeNormalizedQuaternion(double x,
double y,
double z,
double w);
WebGLRenderingContextBase* webglRenderingContextBaseFromUnion(
const V8XRWebGLRenderingContext* context);
constexpr char kUnableToNormalizeZeroLength[] =
"Unable to normalize vector of length 0.";
// Conversion method from transformation matrix to device::Pose. The conversion
// may fail if the matrix cannot be decomposed. In case of failure, the method
// will return absl::nullopt.
absl::optional<device::Pose> CreatePose(
const blink::TransformationMatrix& matrix);
// Hand joint conversion methods
device::mojom::blink::XRHandJoint StringToMojomHandJoint(
const String& hand_joint_string);
String MojomHandJointToString(device::mojom::blink::XRHandJoint hand_joint);
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_MODULES_XR_XR_UTILS_H_
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