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gecko-dev/gfx/config/gfxConfigManager.cpp

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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/gfx/gfxConfigManager.h"
#include "mozilla/gfx/gfxVars.h"
#include "mozilla/Preferences.h"
#include "mozilla/Components.h"
#include "mozilla/StaticPrefs_gfx.h"
#include "mozilla/StaticPrefs_layers.h"
#include "gfxConfig.h"
#include "gfxPlatform.h"
#include "nsIGfxInfo.h"
#include "nsPrintfCString.h"
#include "nsXULAppAPI.h"
#ifdef XP_WIN
# include "mozilla/WindowsVersion.h"
# include "mozilla/gfx/DeviceManagerDx.h"
# include "mozilla/gfx/DisplayConfigWindows.h"
#endif
namespace mozilla {
namespace gfx {
void gfxConfigManager::Init() {
MOZ_ASSERT(XRE_IsParentProcess());
EmplaceUserPref("gfx.webrender.compositor", mWrCompositorEnabled);
mWrForceEnabled = gfxPlatform::WebRenderPrefEnabled();
mWrSoftwareForceEnabled = StaticPrefs::gfx_webrender_software_AtStartup();
mWrCompositorForceEnabled =
StaticPrefs::gfx_webrender_compositor_force_enabled_AtStartup();
mGPUProcessAllowSoftware =
StaticPrefs::layers_gpu_process_allow_software_AtStartup();
mWrForcePartialPresent =
StaticPrefs::gfx_webrender_force_partial_present_AtStartup();
mWrPartialPresent =
StaticPrefs::gfx_webrender_max_partial_present_rects_AtStartup() > 0;
EmplaceUserPref(StaticPrefs::GetPrefName_gfx_webrender_program_binary_disk(),
mWrShaderCache);
mWrOptimizedShaders =
StaticPrefs::gfx_webrender_use_optimized_shaders_AtStartup();
mWrScissoredCacheClearsEnabled =
StaticPrefs::gfx_webrender_scissored_cache_clears_enabled_AtStartup();
mWrScissoredCacheClearsForceEnabled = StaticPrefs::
gfx_webrender_scissored_cache_clears_force_enabled_AtStartup();
#ifdef XP_WIN
mWrForceAngle = StaticPrefs::gfx_webrender_force_angle_AtStartup();
mWrForceAngleNoGPUProcess = StaticPrefs::
gfx_webrender_enabled_no_gpu_process_with_angle_win_AtStartup();
mWrDCompWinEnabled =
Preferences::GetBool("gfx.webrender.dcomp-win.enabled", false);
#endif
mWrEnvForceEnabled = gfxPlatform::WebRenderEnvvarEnabled();
#ifdef XP_WIN
DeviceManagerDx::Get()->CheckHardwareStretchingSupport(mHwStretchingSupport);
mScaledResolution = HasScaledResolution();
mIsWin11OrLater = IsWin11OrLater();
mWrCompositorDCompRequired = true;
#else
++mHwStretchingSupport.mBoth;
#endif
#ifdef MOZ_WIDGET_GTK
mDisableHwCompositingNoWr = true;
#endif
#ifdef NIGHTLY_BUILD
mIsNightly = true;
#endif
#ifdef EARLY_BETA_OR_EARLIER
mIsEarlyBetaOrEarlier = true;
#endif
mSafeMode = gfxPlatform::InSafeMode();
mGfxInfo = components::GfxInfo::Service();
mFeatureWr = &gfxConfig::GetFeature(Feature::WEBRENDER);
mFeatureWrCompositor = &gfxConfig::GetFeature(Feature::WEBRENDER_COMPOSITOR);
mFeatureWrAngle = &gfxConfig::GetFeature(Feature::WEBRENDER_ANGLE);
mFeatureWrDComp = &gfxConfig::GetFeature(Feature::WEBRENDER_DCOMP_PRESENT);
mFeatureWrPartial = &gfxConfig::GetFeature(Feature::WEBRENDER_PARTIAL);
mFeatureWrShaderCache =
&gfxConfig::GetFeature(Feature::WEBRENDER_SHADER_CACHE);
mFeatureWrOptimizedShaders =
&gfxConfig::GetFeature(Feature::WEBRENDER_OPTIMIZED_SHADERS);
mFeatureWrScissoredCacheClears =
&gfxConfig::GetFeature(Feature::WEBRENDER_SCISSORED_CACHE_CLEARS);
mFeatureHwCompositing = &gfxConfig::GetFeature(Feature::HW_COMPOSITING);
#ifdef XP_WIN
mFeatureD3D11HwAngle = &gfxConfig::GetFeature(Feature::D3D11_HW_ANGLE);
mFeatureD3D11Compositing = &gfxConfig::GetFeature(Feature::D3D11_COMPOSITING);
#endif
mFeatureGPUProcess = &gfxConfig::GetFeature(Feature::GPU_PROCESS);
}
void gfxConfigManager::EmplaceUserPref(const char* aPrefName,
Maybe<bool>& aValue) {
if (Preferences::HasUserValue(aPrefName)) {
aValue.emplace(Preferences::GetBool(aPrefName, false));
}
}
void gfxConfigManager::ConfigureFromBlocklist(long aFeature,
FeatureState* aFeatureState) {
MOZ_ASSERT(aFeatureState);
nsCString blockId;
int32_t status;
if (!NS_SUCCEEDED(mGfxInfo->GetFeatureStatus(aFeature, blockId, &status))) {
aFeatureState->Disable(FeatureStatus::BlockedNoGfxInfo, "gfxInfo is broken",
"FEATURE_FAILURE_NO_GFX_INFO"_ns);
return;
}
switch (status) {
case nsIGfxInfo::FEATURE_STATUS_OK:
case nsIGfxInfo::FEATURE_ALLOW_ALWAYS:
break;
case nsIGfxInfo::FEATURE_ALLOW_QUALIFIED:
MOZ_ASSERT_UNREACHABLE("Allowing only qualified, but needs experiment?");
break;
case nsIGfxInfo::FEATURE_DENIED:
aFeatureState->Disable(FeatureStatus::Denied, "Not on allowlist",
blockId);
break;
default:
aFeatureState->Disable(FeatureStatus::Blocklisted,
"Blocklisted by gfxInfo", blockId);
break;
}
}
void gfxConfigManager::ConfigureWebRender() {
MOZ_ASSERT(XRE_IsParentProcess());
MOZ_ASSERT(mFeatureWr);
MOZ_ASSERT(mFeatureWrCompositor);
MOZ_ASSERT(mFeatureWrAngle);
MOZ_ASSERT(mFeatureWrDComp);
MOZ_ASSERT(mFeatureWrPartial);
MOZ_ASSERT(mFeatureWrShaderCache);
MOZ_ASSERT(mFeatureWrOptimizedShaders);
MOZ_ASSERT(mFeatureWrScissoredCacheClears);
MOZ_ASSERT(mFeatureHwCompositing);
MOZ_ASSERT(mFeatureGPUProcess);
// Initialize WebRender native compositor usage
mFeatureWrCompositor->SetDefaultFromPref("gfx.webrender.compositor", true,
false, mWrCompositorEnabled);
if (mWrCompositorForceEnabled) {
mFeatureWrCompositor->UserForceEnable("Force enabled by pref");
}
ConfigureFromBlocklist(nsIGfxInfo::FEATURE_WEBRENDER_COMPOSITOR,
mFeatureWrCompositor);
// Disable native compositor when hardware stretching is not supported. It is
// for avoiding a problem like Bug 1618370.
// XXX Is there a better check for Bug 1618370?
if (!mHwStretchingSupport.IsFullySupported() && mScaledResolution) {
nsPrintfCString failureId(
"FEATURE_FAILURE_NO_HARDWARE_STRETCHING_B%uW%uF%uN%uE%u",
mHwStretchingSupport.mBoth, mHwStretchingSupport.mWindowOnly,
mHwStretchingSupport.mFullScreenOnly, mHwStretchingSupport.mNone,
mHwStretchingSupport.mError);
mFeatureWrCompositor->Disable(FeatureStatus::Unavailable,
"No hardware stretching support", failureId);
}
mFeatureWr->EnableByDefault();
// envvar works everywhere; note that we need this for testing in CI.
// Prior to bug 1523788, the `prefEnabled` check was only done on Nightly,
// so as to prevent random users from easily enabling WebRender on
// unqualified hardware in beta/release.
if (mWrSoftwareForceEnabled) {
mFeatureWr->UserDisable("User force-enabled software WR",
"FEATURE_FAILURE_USER_FORCE_ENABLED_SW_WR"_ns);
} else if (mWrEnvForceEnabled) {
mFeatureWr->UserForceEnable("Force enabled by envvar");
} else if (mWrForceEnabled) {
mFeatureWr->UserForceEnable("Force enabled by pref");
}
ConfigureFromBlocklist(nsIGfxInfo::FEATURE_WEBRENDER, mFeatureWr);
// HW_COMPOSITING being disabled implies interfacing with the GPU might break
if (!mFeatureHwCompositing->IsEnabled()) {
mFeatureWr->ForceDisable(FeatureStatus::UnavailableNoHwCompositing,
"Hardware compositing is disabled",
"FEATURE_FAILURE_WEBRENDER_NEED_HWCOMP"_ns);
}
if (mSafeMode) {
mFeatureWr->ForceDisable(FeatureStatus::UnavailableInSafeMode,
"Safe-mode is enabled",
"FEATURE_FAILURE_SAFE_MODE"_ns);
}
mFeatureWrAngle->EnableByDefault();
if (mFeatureD3D11HwAngle) {
if (mWrForceAngle) {
if (!mFeatureD3D11HwAngle->IsEnabled()) {
mFeatureWrAngle->ForceDisable(FeatureStatus::UnavailableNoAngle,
"ANGLE is disabled",
mFeatureD3D11HwAngle->GetFailureId());
} else if (!mFeatureGPUProcess->IsEnabled() &&
!mWrForceAngleNoGPUProcess) {
// WebRender with ANGLE relies on the GPU process when on Windows
mFeatureWrAngle->ForceDisable(
FeatureStatus::UnavailableNoGpuProcess, "GPU Process is disabled",
"FEATURE_FAILURE_GPU_PROCESS_DISABLED"_ns);
}
} else {
mFeatureWrAngle->Disable(FeatureStatus::Disabled, "ANGLE is not forced",
"FEATURE_FAILURE_ANGLE_NOT_FORCED"_ns);
}
} else {
mFeatureWrAngle->Disable(FeatureStatus::Unavailable, "OS not supported",
"FEATURE_FAILURE_OS_NOT_SUPPORTED"_ns);
}
if (mWrForceAngle && mFeatureWr->IsEnabled() &&
!mFeatureWrAngle->IsEnabled()) {
// Ensure we disable WebRender if ANGLE is unavailable and it is required.
mFeatureWr->ForceDisable(FeatureStatus::UnavailableNoAngle,
"ANGLE is disabled",
mFeatureWrAngle->GetFailureId());
}
if (!mFeatureWr->IsEnabled() && mDisableHwCompositingNoWr) {
if (mFeatureHwCompositing->IsEnabled()) {
// Hardware compositing should be disabled by default if we aren't using
// WebRender. We had to check if it is enabled at all, because it may
// already have been forced disabled (e.g. safe mode, headless). It may
// still be forced on by the user, and if so, this should have no effect.
mFeatureHwCompositing->Disable(FeatureStatus::Blocked,
"Acceleration blocked by platform", ""_ns);
}
if (!mFeatureHwCompositing->IsEnabled() &&
mFeatureGPUProcess->IsEnabled() && !mGPUProcessAllowSoftware) {
// We have neither WebRender nor OpenGL, we don't allow the GPU process
// for basic compositor, and it wasn't disabled already.
mFeatureGPUProcess->Disable(FeatureStatus::Unavailable,
"Hardware compositing is unavailable.",
""_ns);
}
}
mFeatureWrDComp->EnableByDefault();
if (!mWrDCompWinEnabled) {
mFeatureWrDComp->UserDisable("User disabled via pref",
"FEATURE_FAILURE_DCOMP_PREF_DISABLED"_ns);
}
if (!mFeatureGPUProcess->IsEnabled()) {
mFeatureWrDComp->Disable(FeatureStatus::Unavailable, "Requires GPU process",
"FEATURE_FAILURE_NO_GPU_PROCESS"_ns);
}
if (!mIsWin11OrLater) {
// Disable DirectComposition for NVIDIA users on Windows 10 with high/mixed
// refresh rate monitors due to rendering artifacts. (See bug 1638709.)
nsAutoString adapterVendorID;
mGfxInfo->GetAdapterVendorID(adapterVendorID);
if (adapterVendorID == u"0x10de") {
bool mixed = false;
int32_t maxRefreshRate = mGfxInfo->GetMaxRefreshRate(&mixed);
if (maxRefreshRate > 60 && mixed) {
mFeatureWrDComp->Disable(FeatureStatus::Blocked,
"Monitor refresh rate too high/mixed",
"NVIDIA_REFRESH_RATE_MIXED"_ns);
}
}
}
mFeatureWrDComp->MaybeSetFailed(
mFeatureWr->IsEnabled(), FeatureStatus::Unavailable, "Requires WebRender",
"FEATURE_FAILURE_DCOMP_NOT_WR"_ns);
mFeatureWrDComp->MaybeSetFailed(mFeatureWrAngle->IsEnabled(),
FeatureStatus::Unavailable, "Requires ANGLE",
"FEATURE_FAILURE_DCOMP_NOT_ANGLE"_ns);
if (!mFeatureWrDComp->IsEnabled() && mWrCompositorDCompRequired) {
mFeatureWrCompositor->ForceDisable(FeatureStatus::Unavailable,
"No DirectComposition usage",
mFeatureWrDComp->GetFailureId());
}
// Initialize WebRender partial present config.
// Partial present is used only when WebRender compositor is not used.
mFeatureWrPartial->SetDefault(mWrPartialPresent, FeatureStatus::Disabled,
"User disabled via pref");
if (mWrForcePartialPresent) {
mFeatureWrPartial->UserForceEnable("Force enabled by pref");
}
ConfigureFromBlocklist(nsIGfxInfo::FEATURE_WEBRENDER_PARTIAL_PRESENT,
mFeatureWrPartial);
mFeatureWrShaderCache->SetDefaultFromPref(
StaticPrefs::GetPrefName_gfx_webrender_program_binary_disk(), true,
StaticPrefs::GetPrefDefault_gfx_webrender_program_binary_disk(),
mWrShaderCache);
ConfigureFromBlocklist(nsIGfxInfo::FEATURE_WEBRENDER_SHADER_CACHE,
mFeatureWrShaderCache);
if (!mFeatureWr->IsEnabled()) {
mFeatureWrShaderCache->ForceDisable(FeatureStatus::Unavailable,
"WebRender disabled",
"FEATURE_FAILURE_WR_DISABLED"_ns);
}
mFeatureWrOptimizedShaders->EnableByDefault();
if (!mWrOptimizedShaders) {
mFeatureWrOptimizedShaders->UserDisable("User disabled via pref",
"FEATURE_FAILURE_PREF_DISABLED"_ns);
}
ConfigureFromBlocklist(nsIGfxInfo::FEATURE_WEBRENDER_OPTIMIZED_SHADERS,
mFeatureWrOptimizedShaders);
if (!mFeatureWr->IsEnabled()) {
mFeatureWrOptimizedShaders->ForceDisable(FeatureStatus::Unavailable,
"WebRender disabled",
"FEATURE_FAILURE_WR_DISABLED"_ns);
}
mFeatureWrScissoredCacheClears->SetDefault(mWrScissoredCacheClearsEnabled,
FeatureStatus::Disabled,
"User disabled via pref");
if (mWrScissoredCacheClearsForceEnabled) {
mFeatureWrScissoredCacheClears->UserForceEnable("Force enabled by pref");
}
ConfigureFromBlocklist(nsIGfxInfo::FEATURE_WEBRENDER_SCISSORED_CACHE_CLEARS,
mFeatureWrScissoredCacheClears);
}
} // namespace gfx
} // namespace mozilla
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