зеркало из https://github.com/mozilla/gecko-dev.git
90 строки
2.9 KiB
C++
90 строки
2.9 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "mozilla/HoldDropJSObjects.h"
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#include "mozilla/dom/TypedArray.h"
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#include "mozilla/dom/Pose.h"
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namespace mozilla {
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namespace dom {
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NS_IMPL_CYCLE_COLLECTION_CLASS(Pose)
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NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN(Pose)
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NS_IMPL_CYCLE_COLLECTION_UNLINK(mParent)
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NS_IMPL_CYCLE_COLLECTION_UNLINK_PRESERVED_WRAPPER
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tmp->mPosition = nullptr;
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tmp->mLinearVelocity = nullptr;
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tmp->mLinearAcceleration = nullptr;
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tmp->mOrientation = nullptr;
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tmp->mAngularVelocity = nullptr;
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tmp->mAngularAcceleration = nullptr;
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NS_IMPL_CYCLE_COLLECTION_UNLINK_END
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NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN(Pose)
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NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mParent)
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NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
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NS_IMPL_CYCLE_COLLECTION_TRACE_BEGIN(Pose)
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NS_IMPL_CYCLE_COLLECTION_TRACE_PRESERVED_WRAPPER
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NS_IMPL_CYCLE_COLLECTION_TRACE_JS_MEMBER_CALLBACK(mPosition)
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NS_IMPL_CYCLE_COLLECTION_TRACE_JS_MEMBER_CALLBACK(mLinearVelocity)
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NS_IMPL_CYCLE_COLLECTION_TRACE_JS_MEMBER_CALLBACK(mLinearAcceleration)
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NS_IMPL_CYCLE_COLLECTION_TRACE_JS_MEMBER_CALLBACK(mOrientation)
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NS_IMPL_CYCLE_COLLECTION_TRACE_JS_MEMBER_CALLBACK(mAngularVelocity)
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NS_IMPL_CYCLE_COLLECTION_TRACE_JS_MEMBER_CALLBACK(mAngularAcceleration)
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NS_IMPL_CYCLE_COLLECTION_TRACE_END
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NS_IMPL_CYCLE_COLLECTION_ROOT_NATIVE(Pose, AddRef)
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NS_IMPL_CYCLE_COLLECTION_UNROOT_NATIVE(Pose, Release)
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Pose::Pose(nsISupports* aParent)
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: mParent(aParent),
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mPosition(nullptr),
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mLinearVelocity(nullptr),
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mLinearAcceleration(nullptr),
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mOrientation(nullptr),
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mAngularVelocity(nullptr),
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mAngularAcceleration(nullptr) {
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mozilla::HoldJSObjects(this);
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}
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Pose::~Pose() { mozilla::DropJSObjects(this); }
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nsISupports* Pose::GetParentObject() const { return mParent; }
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void Pose::SetFloat32Array(JSContext* aJSContext, nsWrapperCache* creator,
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JS::MutableHandle<JSObject*> aRetVal,
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JS::Heap<JSObject*>& aObj, float* aVal,
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uint32_t aValLength, bool bCreate,
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ErrorResult& aRv) {
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if (!bCreate || !aVal) {
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aRetVal.set(nullptr);
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return;
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}
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if (!aObj) {
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aObj = Float32Array::Create(aJSContext, creator, aValLength, aVal);
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if (!aObj) {
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aRv.NoteJSContextException(aJSContext);
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return;
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}
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} else {
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JS::AutoCheckCannotGC nogc;
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bool isShared = false;
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JS::RootedObject obj(aJSContext, aObj.get());
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float* data = JS_GetFloat32ArrayData(obj, &isShared, nogc);
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if (data) {
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memcpy(data, aVal, aValLength * sizeof(float));
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}
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}
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aRetVal.set(aObj);
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}
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} // namespace dom
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} // namespace mozilla
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