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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "mozilla/dom/Pose.h"
#include "js/experimental/TypedData.h" // JS_GetFloat32ArrayData
#include "mozilla/ErrorResult.h"
#include "mozilla/HoldDropJSObjects.h"
#include "mozilla/dom/TypedArray.h"
namespace mozilla::dom {
NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_WITH_JS_MEMBERS(
Pose, (mParent),
(mPosition, mLinearVelocity, mLinearAcceleration, mOrientation,
mAngularVelocity, mAngularAcceleration))
Pose::Pose(nsISupports* aParent)
: mParent(aParent),
mPosition(nullptr),
mLinearVelocity(nullptr),
mLinearAcceleration(nullptr),
mOrientation(nullptr),
mAngularVelocity(nullptr),
mAngularAcceleration(nullptr) {
mozilla::HoldJSObjects(this);
}
Pose::~Pose() { mozilla::DropJSObjects(this); }
nsISupports* Pose::GetParentObject() const { return mParent; }
void Pose::SetFloat32Array(JSContext* aJSContext, nsWrapperCache* creator,
JS::MutableHandle<JSObject*> aRetVal,
JS::Heap<JSObject*>& aObj, float* aVal,
uint32_t aValLength, ErrorResult& aRv) {
if (!aVal) {
aRetVal.set(nullptr);
return;
}
if (!aObj) {
aObj =
Float32Array::Create(aJSContext, creator, Span(aVal, aValLength), aRv);
if (aRv.Failed()) {
return;
}
} else {
JS::AutoCheckCannotGC nogc;
bool isShared = false;
JS::Rooted<JSObject*> obj(aJSContext, aObj.get());
float* data = JS_GetFloat32ArrayData(obj, &isShared, nogc);
if (data) {
memcpy(data, aVal, aValLength * sizeof(float));
}
}
aRetVal.set(aObj);
}
} // namespace mozilla::dom
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