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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
#include "gfxConfig.h"
#include "mozilla/StaticPtr.h"
#include "mozilla/Unused.h"
#include "mozilla/gfx/GPUParent.h"
#include "mozilla/gfx/GraphicsMessages.h"
#include "plstr.h"
namespace mozilla {
namespace gfx {
static StaticAutoPtr<gfxConfig> sConfig;
/* static */ FeatureState& gfxConfig::GetFeature(Feature aFeature) {
return sConfig->GetState(aFeature);
}
/* static */
bool gfxConfig::IsEnabled(Feature aFeature) {
const FeatureState& state = sConfig->GetState(aFeature);
return state.IsEnabled();
}
/* static */
bool gfxConfig::IsDisabledByDefault(Feature aFeature) {
const FeatureState& state = sConfig->GetState(aFeature);
return state.DisabledByDefault();
}
/* static */
bool gfxConfig::IsForcedOnByUser(Feature aFeature) {
const FeatureState& state = sConfig->GetState(aFeature);
return state.IsForcedOnByUser();
}
/* static */
FeatureStatus gfxConfig::GetValue(Feature aFeature) {
const FeatureState& state = sConfig->GetState(aFeature);
return state.GetValue();
}
/* static */
bool gfxConfig::SetDefault(Feature aFeature, bool aEnable,
FeatureStatus aDisableStatus,
const char* aDisableMessage) {
FeatureState& state = sConfig->GetState(aFeature);
return state.SetDefault(aEnable, aDisableStatus, aDisableMessage);
}
/* static */
void gfxConfig::DisableByDefault(Feature aFeature, FeatureStatus aDisableStatus,
const char* aDisableMessage,
const nsACString& aFailureId) {
FeatureState& state = sConfig->GetState(aFeature);
state.DisableByDefault(aDisableStatus, aDisableMessage, aFailureId);
}
/* static */
void gfxConfig::EnableByDefault(Feature aFeature) {
FeatureState& state = sConfig->GetState(aFeature);
state.EnableByDefault();
}
/* static */
void gfxConfig::SetDefaultFromPref(Feature aFeature, const char* aPrefName,
bool aIsEnablePref, bool aDefaultValue) {
FeatureState& state = sConfig->GetState(aFeature);
return state.SetDefaultFromPref(aPrefName, aIsEnablePref, aDefaultValue);
}
/* static */
bool gfxConfig::InitOrUpdate(Feature aFeature, bool aEnable,
FeatureStatus aDisableStatus,
const char* aDisableMessage) {
FeatureState& state = sConfig->GetState(aFeature);
return state.InitOrUpdate(aEnable, aDisableStatus, aDisableMessage);
}
/* static */
void gfxConfig::SetFailed(Feature aFeature, FeatureStatus aStatus,
const char* aMessage, const nsACString& aFailureId) {
FeatureState& state = sConfig->GetState(aFeature);
state.SetFailed(aStatus, aMessage, aFailureId);
}
/* static */
void gfxConfig::Disable(Feature aFeature, FeatureStatus aStatus,
const char* aMessage, const nsACString& aFailureId) {
FeatureState& state = sConfig->GetState(aFeature);
state.Disable(aStatus, aMessage, aFailureId);
}
/* static */
void gfxConfig::UserEnable(Feature aFeature, const char* aMessage) {
FeatureState& state = sConfig->GetState(aFeature);
state.UserEnable(aMessage);
}
/* static */
void gfxConfig::UserForceEnable(Feature aFeature, const char* aMessage) {
FeatureState& state = sConfig->GetState(aFeature);
state.UserForceEnable(aMessage);
}
/* static */
void gfxConfig::UserDisable(Feature aFeature, const char* aMessage,
const nsACString& aFailureId) {
FeatureState& state = sConfig->GetState(aFeature);
state.UserDisable(aMessage, aFailureId);
}
/* static */
void gfxConfig::Reenable(Feature aFeature, Fallback aFallback) {
FeatureState& state = sConfig->GetState(aFeature);
MOZ_ASSERT(IsFeatureStatusFailure(state.GetValue()));
const char* message = state.GetRuntimeMessage();
EnableFallback(aFallback, message);
state.SetRuntime(FeatureStatus::Available, nullptr, nsCString());
}
/* static */
void gfxConfig::Reset(Feature aFeature) {
FeatureState& state = sConfig->GetState(aFeature);
state.Reset();
}
/* static */
void gfxConfig::Inherit(Feature aFeature, FeatureStatus aStatus) {
FeatureState& state = sConfig->GetState(aFeature);
state.Reset();
switch (aStatus) {
case FeatureStatus::Unused:
break;
case FeatureStatus::Available:
gfxConfig::EnableByDefault(aFeature);
break;
case FeatureStatus::ForceEnabled:
gfxConfig::EnableByDefault(aFeature);
gfxConfig::UserForceEnable(aFeature, "Inherited from parent process");
break;
default:
gfxConfig::SetDefault(aFeature, false, aStatus,
"Disabled in parent process");
break;
}
}
/* static */
void gfxConfig::Inherit(EnumSet<Feature> aFeatures,
const DevicePrefs& aDevicePrefs) {
for (Feature feature : aFeatures) {
FeatureStatus status = FeatureStatus::Unused;
switch (feature) {
case Feature::HW_COMPOSITING:
status = aDevicePrefs.hwCompositing();
break;
case Feature::D3D11_COMPOSITING:
status = aDevicePrefs.d3d11Compositing();
break;
case Feature::OPENGL_COMPOSITING:
status = aDevicePrefs.oglCompositing();
break;
case Feature::DIRECT2D:
status = aDevicePrefs.useD2D1();
break;
default:
break;
}
gfxConfig::Inherit(feature, status);
}
}
/* static */
bool gfxConfig::UseFallback(Fallback aFallback) {
return sConfig->UseFallbackImpl(aFallback);
}
/* static */
void gfxConfig::EnableFallback(Fallback aFallback, const char* aMessage) {
if (!NS_IsMainThread()) {
nsCString message(aMessage);
NS_DispatchToMainThread(
NS_NewRunnableFunction("gfxConfig::EnableFallback", [=]() -> void {
gfxConfig::EnableFallback(aFallback, message.get());
}));
return;
}
if (XRE_IsGPUProcess()) {
nsCString message(aMessage);
Unused << GPUParent::GetSingleton()->SendUsedFallback(aFallback, message);
return;
}
sConfig->EnableFallbackImpl(aFallback, aMessage);
}
bool gfxConfig::UseFallbackImpl(Fallback aFallback) const {
return !!(mFallbackBits & (uint64_t(1) << uint64_t(aFallback)));
}
void gfxConfig::EnableFallbackImpl(Fallback aFallback, const char* aMessage) {
if (!UseFallbackImpl(aFallback)) {
MOZ_ASSERT(mNumFallbackLogEntries < kNumFallbacks);
FallbackLogEntry& entry = mFallbackLog[mNumFallbackLogEntries];
mNumFallbackLogEntries++;
entry.mFallback = aFallback;
PL_strncpyz(entry.mMessage, aMessage, sizeof(entry.mMessage));
}
mFallbackBits |= (uint64_t(1) << uint64_t(aFallback));
}
struct FeatureInfo {
const char* name;
const char* description;
};
static const FeatureInfo sFeatureInfo[] = {
#define FOR_EACH_FEATURE(name, type, desc) {#name, desc},
GFX_FEATURE_MAP(FOR_EACH_FEATURE)
#undef FOR_EACH_FEATURE
{nullptr, nullptr}};
/* static */
void gfxConfig::ForEachFeature(const FeatureIterCallback& aCallback) {
for (size_t i = 0; i < kNumFeatures; i++) {
FeatureState& state = GetFeature(static_cast<Feature>(i));
if (!state.IsInitialized()) {
continue;
}
aCallback(sFeatureInfo[i].name, sFeatureInfo[i].description, state);
}
}
static const char* sFallbackNames[] = {
#define FOR_EACH_FALLBACK(name) #name,
GFX_FALLBACK_MAP(FOR_EACH_FALLBACK)
#undef FOR_EACH_FALLBACK
nullptr};
/* static */
void gfxConfig::ForEachFallback(const FallbackIterCallback& aCallback) {
sConfig->ForEachFallbackImpl(aCallback);
}
void gfxConfig::ForEachFallbackImpl(const FallbackIterCallback& aCallback) {
for (size_t i = 0; i < mNumFallbackLogEntries; i++) {
const FallbackLogEntry& entry = mFallbackLog[i];
aCallback(sFallbackNames[size_t(entry.mFallback)], entry.mMessage);
}
}
/* static */ const nsCString& gfxConfig::GetFailureId(Feature aFeature) {
const FeatureState& state = sConfig->GetState(aFeature);
return state.GetFailureId();
}
/* static */
void gfxConfig::ImportChange(Feature aFeature,
const Maybe<FeatureFailure>& aChange) {
if (aChange.isNothing()) {
return;
}
const FeatureFailure& failure = aChange.ref();
gfxConfig::SetFailed(aFeature, failure.status(), failure.message().get(),
failure.failureId());
}
/* static */
void gfxConfig::Init() { sConfig = new gfxConfig(); }
/* static */
void gfxConfig::Shutdown() { sConfig = nullptr; }
} // namespace gfx
} // namespace mozilla