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gecko-dev/gfx/config/gfxVars.h
Lee Salzman 2bd331f236 Bug 1924578 - Disable DMABUF_WEBGL on Nvidia driver. r=aosmond 
This adds a DMABUF_WEBGL feature that can be independently blocklisted from DMABUF itself.

After that, this adds a blocklist entry for the Nvidia driver which gives incorrect rendering.

Differential Revision: https://phabricator.services.mozilla.com/D227598
2024-11-02 03:50:17 +00:00

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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/. */
#ifndef mozilla_gfx_config_gfxVars_h
#define mozilla_gfx_config_gfxVars_h
#include <stdint.h>
#include "mozilla/Assertions.h"
#include "mozilla/StaticPtr.h"
#include "mozilla/gfx/GraphicsMessages.h"
#include "mozilla/gfx/Point.h"
#include "mozilla/gfx/Types.h"
#include "nsTArray.h"
#include "nsXULAppAPI.h"
namespace mozilla::gfx {
class gfxVarReceiver;
// Generator for graphics vars.
#define GFX_VARS_LIST(_) \
/* C++ Name, Data Type, Default Value */ \
_(AllowEglRbab, bool, true) \
_(AllowWebgl2, bool, true) \
_(AllowWebglAccelAngle, bool, true) \
_(AllowWebglOop, bool, true) \
_(BrowserTabsRemoteAutostart, bool, false) \
_(ContentBackend, BackendType, BackendType::NONE) \
_(SoftwareBackend, BackendType, BackendType::NONE) \
_(OffscreenFormat, gfxImageFormat, \
mozilla::gfx::SurfaceFormat::X8R8G8B8_UINT32) \
_(RequiresAcceleratedGLContextForCompositorOGL, bool, false) \
_(CanUseHardwareVideoDecoding, bool, false) \
_(DXInterop2Blocked, bool, false) \
_(DXNV12Blocked, bool, false) \
_(DXP010Blocked, bool, false) \
_(DXP016Blocked, bool, false) \
_(UseWebRenderANGLE, bool, false) \
_(UseWebRenderFlipSequentialWin, bool, false) \
_(UseWebRenderDCompWin, bool, false) \
_(UseWebRenderDCompVideoHwOverlayWin, bool, false) \
_(UseWebRenderDCompVideoSwOverlayWin, bool, false) \
_(UseWebRenderTripleBufferingWin, bool, false) \
_(UseWebRenderCompositor, bool, false) \
_(UseWebRenderProgramBinaryDisk, bool, false) \
_(UseWebRenderOptimizedShaders, bool, false) \
_(UseWebRenderScissoredCacheClears, bool, true) \
_(WebRenderProfilerUI, nsCString, nsCString()) \
_(WebglAllowCoreProfile, bool, true) \
_(WebglAllowWindowsNativeGl, bool, false) \
_(WebRenderMaxPartialPresentRects, int32_t, 0) \
_(WebRenderDebugFlags, int32_t, 0) \
_(WebRenderBoolParameters, int32_t, 0) \
_(WebRenderBatchingLookback, int32_t, 10) \
_(WebRenderBlobTileSize, int32_t, 256) \
_(WebRenderBatchedUploadThreshold, int32_t, 512 * 512) \
_(WebRenderSlowCpuFrameThreshold, float, 10.0) \
_(UseSoftwareWebRender, bool, false) \
_(AllowSoftwareWebRenderD3D11, bool, false) \
_(PrimaryScreenDepth, int32_t, 0) \
_(GREDirectory, nsString, nsString()) \
_(ProfDirectory, nsString, nsString()) \
_(AllowD3D11KeyedMutex, bool, false) \
_(SwapIntervalGLX, bool, false) \
_(SwapIntervalEGL, bool, false) \
_(SystemTextQuality, int32_t, 5 /* CLEARTYPE_QUALITY */) \
_(SystemTextClearTypeLevel, float, 1.0f) \
_(SystemTextEnhancedContrast, float, 1.0f) \
_(SystemTextGamma, float, 2.2f) \
_(SystemTextPixelGeometry, int32_t, 1 /* pixel geometry RGB */) \
_(SystemTextRenderingMode, int32_t, 0) \
_(SystemGDIGamma, float, 1.4f) \
_(LayersWindowRecordingPath, nsCString, nsCString()) \
_(RemoteCanvasEnabled, bool, false) \
_(UseDoubleBufferingWithCompositor, bool, false) \
_(UseGLSwizzle, bool, true) \
_(ForceSubpixelAAWherePossible, bool, false) \
_(FxREmbedded, bool, false) \
_(UseAHardwareBufferSharedSurfaceWebglOop, bool, false) \
_(UseEGL, bool, false) \
_(DrmRenderDevice, nsCString, nsCString()) \
_(UseDMABuf, bool, false) \
_(UseDMABufWebGL, bool, true) \
_(DMABufModifiersXRGB, ArrayOfuint64_t, nsTArray<uint64_t>()) \
_(DMABufModifiersARGB, ArrayOfuint64_t, nsTArray<uint64_t>()) \
_(CodecSupportInfo, nsCString, nsCString()) \
_(WebRenderRequiresHardwareDriver, bool, false) \
_(SupportsThreadsafeGL, bool, false) \
_(AllowWebGPU, bool, false) \
_(UseVP8HwDecode, bool, false) \
_(UseVP9HwDecode, bool, false) \
_(UseAV1HwDecode, bool, false) \
_(UseH264HwDecode, bool, false) \
_(HwDecodedVideoZeroCopy, bool, false) \
_(UseDMABufSurfaceExport, bool, true) \
_(ReuseDecoderDevice, bool, false) \
_(UseCanvasRenderThread, bool, false) \
_(AllowBackdropFilter, bool, true) \
_(WebglOopAsyncPresentForceSync, bool, true) \
_(UseAcceleratedCanvas2D, bool, false) \
_(AllowSoftwareWebRenderOGL, bool, false) \
_(WebglUseHardware, bool, true) \
_(WebRenderOverlayVpAutoHDR, bool, false) \
_(WebRenderOverlayVpSuperResolution, bool, false) \
_(AllowWebGPUPresentWithoutReadback, bool, false) \
_(GPUProcessEnabled, bool, false)
/* Add new entries above this line. */
// Some graphics settings are computed on the UI process and must be
// communicated to content and GPU processes. gfxVars helps facilitate
// this. Its function is similar to StaticPrefs, except rather than hold
// user preferences, it holds dynamically computed values.
//
// Each variable in GFX_VARS_LIST exposes the following static methods:
//
// const DataType& CxxName();
// void SetCxxName(const DataType& aValue);
//
// Note that the setter may only be called in the UI process; a gfxVar must be
// a variable that is determined in the UI process and pushed to child
// processes.
class gfxVars final {
public:
// These values will be used during the Initialize() call if set. Any
// updates that come before initialization will get added to this array.
static void SetValuesForInitialize(
const nsTArray<GfxVarUpdate>& aInitUpdates);
static void Initialize();
static void Shutdown();
static void ApplyUpdate(const GfxVarUpdate& aUpdate);
static void AddReceiver(gfxVarReceiver* aReceiver);
static void RemoveReceiver(gfxVarReceiver* aReceiver);
// Return a list of updates for all variables with non-default values.
static nsTArray<GfxVarUpdate> FetchNonDefaultVars();
private:
template <typename U>
static U CloneVarValue(const U& aValue) {
return aValue;
}
template <typename U>
static nsTArray<U> CloneVarValue(const nsTArray<U>& aValue) {
return aValue.Clone();
}
public:
// Each variable must expose Set and Get methods for IPDL.
class VarBase {
public:
VarBase();
virtual void SetValue(const GfxVarValue& aValue) = 0;
virtual void GetValue(GfxVarValue* aOutValue) = 0;
virtual bool HasDefaultValue() const = 0;
size_t Index() const { return mIndex; }
private:
size_t mIndex;
};
// Whether the gfxVars singleton instance has been initialized. Most gfx code
// doesn't need to check this, but code that can potentially run before
// gfxPlatform initialization can use this to check whether gfxVars are
// available yet.
static bool IsInitialized() { return sInstance != nullptr; }
private:
static StaticAutoPtr<gfxVars> sInstance;
static StaticAutoPtr<nsTArray<VarBase*>> sVarList;
template <typename T, T Default(), T GetFrom(const GfxVarValue& aValue)>
class VarImpl final : public VarBase {
public:
VarImpl() : mValue(Default()) {}
void SetValue(const GfxVarValue& aValue) override {
mValue = GetFrom(aValue);
if (mListener) {
mListener();
}
}
void GetValue(GfxVarValue* aOutValue) override {
*aOutValue = GfxVarValue(mValue);
}
bool HasDefaultValue() const override { return mValue == Default(); }
const T& Get() const { return mValue; }
// Return true if the value changed, false otherwise.
bool Set(const T& aValue) {
MOZ_ASSERT(XRE_IsParentProcess());
if (mValue == aValue) {
return false;
}
mValue = CloneVarValue(aValue);
if (mListener) {
mListener();
}
return true;
}
void SetListener(const std::function<void()>& aListener) {
mListener = aListener;
}
private:
T mValue;
std::function<void()> mListener;
};
#define GFX_VAR_DECL(CxxName, DataType, DefaultValue) \
private: \
static DataType Get##CxxName##Default() { return DefaultValue; } \
static DataType Get##CxxName##From(const GfxVarValue& aValue) { \
return CloneVarValue(aValue.get_##DataType()); \
} \
VarImpl<DataType, Get##CxxName##Default, Get##CxxName##From> mVar##CxxName; \
\
public: \
static const DataType& CxxName() { return sInstance->mVar##CxxName.Get(); } \
static DataType Get##CxxName##OrDefault() { \
if (!sInstance) { \
return DefaultValue; \
} \
return CloneVarValue(sInstance->mVar##CxxName.Get()); \
} \
static void Set##CxxName(const DataType& aValue) { \
if (sInstance->mVar##CxxName.Set(aValue)) { \
sInstance->NotifyReceivers(&sInstance->mVar##CxxName); \
} \
} \
\
static void Set##CxxName##Listener(const std::function<void()>& aListener) { \
sInstance->mVar##CxxName.SetListener(aListener); \
}
using ArrayOfuint64_t = nsTArray<uint64_t>;
GFX_VARS_LIST(GFX_VAR_DECL)
#undef GFX_VAR_DECL
private:
gfxVars();
void NotifyReceivers(VarBase* aVar);
private:
nsTArray<gfxVarReceiver*> mReceivers;
};
#undef GFX_VARS_LIST
} // namespace mozilla::gfx
#endif // mozilla_gfx_config_gfxVars_h
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