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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* 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 "GPUChild.h"
#include "gfxConfig.h"
#include "gfxPlatform.h"
#include "gfxPrefs.h"
#include "GPUProcessHost.h"
#include "GPUProcessManager.h"
#include "mozilla/dom/CheckerboardReportService.h"
#include "mozilla/gfx/gfxVars.h"
#include "mozilla/Services.h"
#if defined(XP_WIN)
# include "mozilla/gfx/DeviceManagerDx.h"
#endif
namespace mozilla {
namespace gfx {
GPUChild::GPUChild(GPUProcessHost* aHost)
: mHost(aHost),
mGPUReady(false)
{
MOZ_COUNT_CTOR(GPUChild);
}
GPUChild::~GPUChild()
{
MOZ_COUNT_DTOR(GPUChild);
}
void
GPUChild::Init()
{
// Build a list of prefs the GPU process will need. Note that because we
// limit the GPU process to prefs contained in gfxPrefs, we can simplify
// the message in two ways: one, we only need to send its index in gfxPrefs
// rather than its name, and two, we only need to send prefs that don't
// have their default value.
nsTArray<GfxPrefSetting> prefs;
for (auto pref : gfxPrefs::all()) {
if (pref->HasDefaultValue()) {
continue;
}
GfxPrefValue value;
pref->GetCachedValue(&value);
prefs.AppendElement(GfxPrefSetting(pref->Index(), value));
}
nsTArray<GfxVarUpdate> updates = gfxVars::FetchNonDefaultVars();
DevicePrefs devicePrefs;
devicePrefs.hwCompositing() = gfxConfig::GetValue(Feature::HW_COMPOSITING);
devicePrefs.d3d11Compositing() = gfxConfig::GetValue(Feature::D3D11_COMPOSITING);
devicePrefs.d3d9Compositing() = gfxConfig::GetValue(Feature::D3D9_COMPOSITING);
devicePrefs.oglCompositing() = gfxConfig::GetValue(Feature::OPENGL_COMPOSITING);
devicePrefs.useD2D1() = gfxConfig::GetValue(Feature::DIRECT2D);
SendInit(prefs, updates, devicePrefs);
gfxVars::AddReceiver(this);
}
void
GPUChild::OnVarChanged(const GfxVarUpdate& aVar)
{
SendUpdateVar(aVar);
}
void
GPUChild::EnsureGPUReady()
{
if (mGPUReady) {
return;
}
GPUDeviceData data;
SendGetDeviceStatus(&data);
gfxPlatform::GetPlatform()->ImportGPUDeviceData(data);
mGPUReady = true;
}
bool
GPUChild::RecvInitComplete(const GPUDeviceData& aData)
{
// We synchronously requested GPU parameters before this arrived.
if (mGPUReady) {
return true;
}
gfxPlatform::GetPlatform()->ImportGPUDeviceData(aData);
mGPUReady = true;
return true;
}
bool
GPUChild::RecvReportCheckerboard(const uint32_t& aSeverity, const nsCString& aLog)
{
layers::CheckerboardEventStorage::Report(aSeverity, std::string(aLog.get()));
return true;
}
bool
GPUChild::RecvGraphicsError(const nsCString& aError)
{
gfx::LogForwarder* lf = gfx::Factory::GetLogForwarder();
if (lf) {
std::stringstream message;
message << "GP+" << aError.get();
lf->UpdateStringsVector(message.str());
}
return true;
}
bool
GPUChild::RecvNotifyUiObservers(const nsCString& aTopic)
{
nsCOMPtr<nsIObserverService> obsSvc = mozilla::services::GetObserverService();
MOZ_ASSERT(obsSvc);
if (obsSvc) {
obsSvc->NotifyObservers(nullptr, aTopic.get(), nullptr);
}
return true;
}
bool
GPUChild::RecvNotifyDeviceReset()
{
mHost->mListener->OnProcessDeviceReset(mHost);
return true;
}
void
GPUChild::ActorDestroy(ActorDestroyReason aWhy)
{
gfxVars::RemoveReceiver(this);
mHost->OnChannelClosed();
}
class DeferredDeleteGPUChild : public Runnable
{
public:
explicit DeferredDeleteGPUChild(UniquePtr<GPUChild>&& aChild)
: mChild(Move(aChild))
{
}
NS_IMETHODIMP Run() override {
return NS_OK;
}
private:
UniquePtr<GPUChild> mChild;
};
/* static */ void
GPUChild::Destroy(UniquePtr<GPUChild>&& aChild)
{
NS_DispatchToMainThread(new DeferredDeleteGPUChild(Move(aChild)));
}
} // namespace gfx
} // namespace mozilla
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