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/*
* Copyright (C) 2021 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "PlatformXRSystemProxy.h"
#if ENABLE(WEBXR)
#include "MessageSenderInlines.h"
#include "PlatformXRCoordinator.h"
#include "PlatformXRSystemMessages.h"
#include "PlatformXRSystemProxyMessages.h"
#include "WebPage.h"
#include "WebProcess.h"
#include "XRDeviceInfo.h"
#include <WebCore/Page.h>
#include <WebCore/SecurityOrigin.h>
#include <wtf/Vector.h>
using namespace PlatformXR;
namespace WebKit {
PlatformXRSystemProxy::PlatformXRSystemProxy(WebPage& page)
: m_page(page)
{
WebProcess::singleton().addMessageReceiver(Messages::PlatformXRSystemProxy::messageReceiverName(), m_page->identifier(), *this);
}
PlatformXRSystemProxy::~PlatformXRSystemProxy()
{
WebProcess::singleton().removeMessageReceiver(Messages::PlatformXRSystemProxy::messageReceiverName(), m_page->identifier());
}
Ref<WebPage> PlatformXRSystemProxy::protectedPage() const
{
return m_page.get();
}
void PlatformXRSystemProxy::enumerateImmersiveXRDevices(CompletionHandler<void(const Instance::DeviceList&)>&& completionHandler)
{
protectedPage()->sendWithAsyncReply(Messages::PlatformXRSystem::EnumerateImmersiveXRDevices(), [this, weakThis = WeakPtr { *this }, completionHandler = WTFMove(completionHandler)](Vector<XRDeviceInfo>&& devicesInfos) mutable {
if (!weakThis)
return;
PlatformXR::Instance::DeviceList devices;
for (auto& deviceInfo : devicesInfos) {
if (auto device = deviceByIdentifier(deviceInfo.identifier))
devices.append(*device);
else
devices.append(XRDeviceProxy::create(WTFMove(deviceInfo), *this));
}
m_devices.swap(devices);
completionHandler(m_devices);
});
}
void PlatformXRSystemProxy::requestPermissionOnSessionFeatures(const WebCore::SecurityOriginData& securityOriginData, PlatformXR::SessionMode mode, const PlatformXR::Device::FeatureList& granted, const PlatformXR::Device::FeatureList& consentRequired, const PlatformXR::Device::FeatureList& consentOptional, const PlatformXR::Device::FeatureList& requiredFeaturesRequested, const PlatformXR::Device::FeatureList& optionalFeaturesRequested, CompletionHandler<void(std::optional<PlatformXR::Device::FeatureList>&&)>&& completionHandler)
{
protectedPage()->sendWithAsyncReply(Messages::PlatformXRSystem::RequestPermissionOnSessionFeatures(securityOriginData, mode, granted, consentRequired, consentOptional, requiredFeaturesRequested, optionalFeaturesRequested), WTFMove(completionHandler));
}
void PlatformXRSystemProxy::initializeTrackingAndRendering()
{
protectedPage()->send(Messages::PlatformXRSystem::InitializeTrackingAndRendering());
}
void PlatformXRSystemProxy::shutDownTrackingAndRendering()
{
protectedPage()->send(Messages::PlatformXRSystem::ShutDownTrackingAndRendering());
}
void PlatformXRSystemProxy::didCompleteShutdownTriggeredBySystem()
{
protectedPage()->send(Messages::PlatformXRSystem::DidCompleteShutdownTriggeredBySystem());
}
void PlatformXRSystemProxy::requestFrame(std::optional<PlatformXR::RequestData>&& requestData, PlatformXR::Device::RequestFrameCallback&& callback)
{
protectedPage()->sendWithAsyncReply(Messages::PlatformXRSystem::RequestFrame(WTFMove(requestData)), WTFMove(callback));
}
std::optional<PlatformXR::LayerHandle> PlatformXRSystemProxy::createLayerProjection(uint32_t, uint32_t, bool)
{
return PlatformXRCoordinator::defaultLayerHandle();
}
void PlatformXRSystemProxy::submitFrame()
{
protectedPage()->send(Messages::PlatformXRSystem::SubmitFrame());
}
void PlatformXRSystemProxy::sessionDidEnd(XRDeviceIdentifier deviceIdentifier)
{
RELEASE_ASSERT(webXREnabled());
if (auto device = deviceByIdentifier(deviceIdentifier))
device->sessionDidEnd();
}
void PlatformXRSystemProxy::sessionDidUpdateVisibilityState(XRDeviceIdentifier deviceIdentifier, PlatformXR::VisibilityState visibilityState)
{
RELEASE_ASSERT(webXREnabled());
if (auto device = deviceByIdentifier(deviceIdentifier))
device->updateSessionVisibilityState(visibilityState);
}
RefPtr<XRDeviceProxy> PlatformXRSystemProxy::deviceByIdentifier(XRDeviceIdentifier identifier)
{
for (auto& device : m_devices) {
auto* deviceProxy = static_cast<XRDeviceProxy*>(device.ptr());
if (deviceProxy->identifier() == identifier)
return deviceProxy;
}
return nullptr;
}
bool PlatformXRSystemProxy::webXREnabled() const
{
Ref page = m_page.get();
return page->corePage() && page->corePage()->settings().webXREnabled();
}
void PlatformXRSystemProxy::ref() const
{
m_page->ref();
}
void PlatformXRSystemProxy::deref() const
{
m_page->deref();
}
} // namespace WebKit
#endif // ENABLE(WEBXR)
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