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Factory.cpp
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Factory.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 "2D.h"
#include "Swizzle.h"
#ifdef USE_CAIRO
# include "DrawTargetCairo.h"
# include "SourceSurfaceCairo.h"
#endif
#ifdef USE_SKIA
# include "DrawTargetSkia.h"
# include "ScaledFontBase.h"
#endif
#if defined(WIN32)
# include "ScaledFontWin.h"
# include "NativeFontResourceGDI.h"
# include "UnscaledFontGDI.h"
#endif
#ifdef XP_DARWIN
# include "ScaledFontMac.h"
# include "NativeFontResourceMac.h"
# include "UnscaledFontMac.h"
#endif
#ifdef MOZ_WIDGET_GTK
# include "ScaledFontFontconfig.h"
# include "NativeFontResourceFreeType.h"
# include "UnscaledFontFreeType.h"
#endif
#ifdef MOZ_WIDGET_ANDROID
# include "ScaledFontFreeType.h"
# include "NativeFontResourceFreeType.h"
# include "UnscaledFontFreeType.h"
#endif
#ifdef WIN32
# include "DrawTargetD2D1.h"
# include "ScaledFontDWrite.h"
# include "NativeFontResourceDWrite.h"
# include "UnscaledFontDWrite.h"
# include <d3d10_1.h>
# include <stdlib.h>
# include "HelpersD2D.h"
# include "DXVA2Manager.h"
# include "mozilla/layers/TextureD3D11.h"
#endif
#include "DrawTargetCapture.h"
#include "DrawTargetDual.h"
#include "DrawTargetTiled.h"
#include "DrawTargetOffset.h"
#include "DrawTargetWrapAndRecord.h"
#include "DrawTargetRecording.h"
#include "SourceSurfaceRawData.h"
#include "DrawEventRecorder.h"
#include "Logging.h"
#include "mozilla/CheckedInt.h"
#include "mozilla/layers/TextureClient.h"
#ifdef MOZ_ENABLE_FREETYPE
# include "ft2build.h"
# include FT_FREETYPE_H
#endif
#include "MainThreadUtils.h"
#include "mozilla/Preferences.h"
#include "mozilla/StaticPrefs_gfx.h"
#if defined(MOZ_LOGGING)
GFX2D_API mozilla::LogModule* GetGFX2DLog() {
static mozilla::LazyLogModule sLog("gfx2d");
return sLog;
}
#endif
// The following code was largely taken from xpcom/glue/SSE.cpp and
// made a little simpler.
enum CPUIDRegister { eax = 0, ebx = 1, ecx = 2, edx = 3 };
#ifdef HAVE_CPUID_H
# if !(defined(__SSE2__) || defined(_M_X64) || \
(defined(_M_IX86_FP) && _M_IX86_FP >= 2)) || \
!defined(__SSE4__)
// cpuid.h is available on gcc 4.3 and higher on i386 and x86_64
# include <cpuid.h>
static inline bool HasCPUIDBit(unsigned int level, CPUIDRegister reg,
unsigned int bit) {
unsigned int regs[4];
return __get_cpuid(level, ®s[0], ®s[1], ®s[2], ®s[3]) &&
(regs[reg] & bit);
}
# endif
# define HAVE_CPU_DETECTION
#else
# if defined(_MSC_VER) && (defined(_M_IX86) || defined(_M_AMD64))
// MSVC 2005 or later supports __cpuid by intrin.h
# include <intrin.h>
# define HAVE_CPU_DETECTION
# elif defined(__SUNPRO_CC) && (defined(__i386) || defined(__x86_64__))
// Define a function identical to MSVC function.
# ifdef __i386
static void __cpuid(int CPUInfo[4], int InfoType) {
asm("xchg %esi, %ebx\n"
"cpuid\n"
"movl %eax, (%edi)\n"
"movl %ebx, 4(%edi)\n"
"movl %ecx, 8(%edi)\n"
"movl %edx, 12(%edi)\n"
"xchg %esi, %ebx\n"
:
: "a"(InfoType), // %eax
"D"(CPUInfo) // %edi
: "%ecx", "%edx", "%esi");
}
# else
static void __cpuid(int CPUInfo[4], int InfoType) {
asm("xchg %rsi, %rbx\n"
"cpuid\n"
"movl %eax, (%rdi)\n"
"movl %ebx, 4(%rdi)\n"
"movl %ecx, 8(%rdi)\n"
"movl %edx, 12(%rdi)\n"
"xchg %rsi, %rbx\n"
:
: "a"(InfoType), // %eax
"D"(CPUInfo) // %rdi
: "%ecx", "%edx", "%rsi");
}
# define HAVE_CPU_DETECTION
# endif
# endif
# ifdef HAVE_CPU_DETECTION
static inline bool HasCPUIDBit(unsigned int level, CPUIDRegister reg,
unsigned int bit) {
// Check that the level in question is supported.
volatile int regs[4];
__cpuid((int*)regs, level & 0x80000000u);
if (unsigned(regs[0]) < level) return false;
__cpuid((int*)regs, level);
return !!(unsigned(regs[reg]) & bit);
}
# endif
#endif
#ifdef MOZ_ENABLE_FREETYPE
extern "C" {
void mozilla_AddRefSharedFTFace(void* aContext) {
if (aContext) {
static_cast<mozilla::gfx::SharedFTFace*>(aContext)->AddRef();
}
}
void mozilla_ReleaseSharedFTFace(void* aContext, void* aOwner) {
if (aContext) {
auto* sharedFace = static_cast<mozilla::gfx::SharedFTFace*>(aContext);
sharedFace->ForgetLockOwner(aOwner);
sharedFace->Release();
}
}
void mozilla_ForgetSharedFTFaceLockOwner(void* aContext, void* aOwner) {
static_cast<mozilla::gfx::SharedFTFace*>(aContext)->ForgetLockOwner(aOwner);
}
int mozilla_LockSharedFTFace(void* aContext, void* aOwner) {
return int(static_cast<mozilla::gfx::SharedFTFace*>(aContext)->Lock(aOwner));
}
void mozilla_UnlockSharedFTFace(void* aContext) {
static_cast<mozilla::gfx::SharedFTFace*>(aContext)->Unlock();
}
FT_Error mozilla_LoadFTGlyph(FT_Face aFace, uint32_t aGlyphIndex,
int32_t aFlags) {
return mozilla::gfx::Factory::LoadFTGlyph(aFace, aGlyphIndex, aFlags);
}
void mozilla_LockFTLibrary(FT_Library aFTLibrary) {
mozilla::gfx::Factory::LockFTLibrary(aFTLibrary);
}
void mozilla_UnlockFTLibrary(FT_Library aFTLibrary) {
mozilla::gfx::Factory::UnlockFTLibrary(aFTLibrary);
}
}
#endif
namespace mozilla::gfx {
#ifdef MOZ_ENABLE_FREETYPE
FT_Library Factory::mFTLibrary = nullptr;
StaticMutex Factory::mFTLock;
#endif
#ifdef WIN32
// Note: mDeviceLock must be held when mutating these values.
static uint32_t mDeviceSeq = 0;
StaticRefPtr<ID3D11Device> Factory::mD3D11Device;
StaticRefPtr<ID2D1Device> Factory::mD2D1Device;
StaticRefPtr<IDWriteFactory> Factory::mDWriteFactory;
StaticRefPtr<ID2D1DeviceContext> Factory::mMTDC;
StaticRefPtr<ID2D1DeviceContext> Factory::mOffMTDC;
bool Factory::mDWriteFactoryInitialized = false;
StaticRefPtr<IDWriteFontCollection> Factory::mDWriteSystemFonts;
StaticMutex Factory::mDeviceLock;
StaticMutex Factory::mDTDependencyLock;
#endif
bool Factory::mBGRSubpixelOrder = false;
DrawEventRecorder* Factory::mRecorder;
mozilla::gfx::Config* Factory::sConfig = nullptr;
void Factory::Init(const Config& aConfig) {
MOZ_ASSERT(!sConfig);
sConfig = new Config(aConfig);
NativeFontResource::RegisterMemoryReporter();
}
void Factory::ShutDown() {
if (sConfig) {
delete sConfig->mLogForwarder;
delete sConfig;
sConfig = nullptr;
}
#ifdef MOZ_ENABLE_FREETYPE
mFTLibrary = nullptr;
#endif
}
bool Factory::HasSSE2() {
#if defined(__SSE2__) || defined(_M_X64) || \
(defined(_M_IX86_FP) && _M_IX86_FP >= 2)
// gcc with -msse2 (default on OSX and x86-64)
// cl.exe with -arch:SSE2 (default on x64 compiler)
return true;
#elif defined(HAVE_CPU_DETECTION)
static enum {
UNINITIALIZED,
NO_SSE2,
HAS_SSE2
} sDetectionState = UNINITIALIZED;
if (sDetectionState == UNINITIALIZED) {
sDetectionState = HasCPUIDBit(1u, edx, (1u << 26)) ? HAS_SSE2 : NO_SSE2;
}
return sDetectionState == HAS_SSE2;
#else
return false;
#endif
}
bool Factory::HasSSE4() {
#if defined(__SSE4__)
// gcc with -msse2 (default on OSX and x86-64)
// cl.exe with -arch:SSE2 (default on x64 compiler)
return true;
#elif defined(HAVE_CPU_DETECTION)
static enum {
UNINITIALIZED,
NO_SSE4,
HAS_SSE4
} sDetectionState = UNINITIALIZED;
if (sDetectionState == UNINITIALIZED) {
sDetectionState = HasCPUIDBit(1u, ecx, (1u << 19)) ? HAS_SSE4 : NO_SSE4;
}
return sDetectionState == HAS_SSE4;
#else
return false;
#endif
}
// If the size is "reasonable", we want gfxCriticalError to assert, so
// this is the option set up for it.
inline int LoggerOptionsBasedOnSize(const IntSize& aSize) {
return CriticalLog::DefaultOptions(Factory::ReasonableSurfaceSize(aSize));
}
bool Factory::ReasonableSurfaceSize(const IntSize& aSize) {
return Factory::CheckSurfaceSize(aSize, kReasonableSurfaceSize);
}
bool Factory::AllowedSurfaceSize(const IntSize& aSize) {
if (sConfig) {
return Factory::CheckSurfaceSize(aSize, sConfig->mMaxTextureSize,
sConfig->mMaxAllocSize);
}
return CheckSurfaceSize(aSize);
}
bool Factory::CheckBufferSize(int32_t bufSize) {
return !sConfig || bufSize < sConfig->mMaxAllocSize;
}
bool Factory::CheckSurfaceSize(const IntSize& sz, int32_t extentLimit,
int32_t allocLimit) {
if (sz.width <= 0 || sz.height <= 0) {
return false;
}
// reject images with sides bigger than limit
if (extentLimit && (sz.width > extentLimit || sz.height > extentLimit)) {
gfxDebug() << "Surface size too large (exceeds extent limit)!";
return false;
}
// assuming 4 bytes per pixel, make sure the allocation size
// doesn't overflow a int32_t either
CheckedInt<int32_t> stride = GetAlignedStride<16>(sz.width, 4);
if (!stride.isValid() || stride.value() == 0) {
gfxDebug() << "Surface size too large (stride overflows int32_t)!";
return false;
}
CheckedInt<int32_t> numBytes = stride * sz.height;
if (!numBytes.isValid()) {
gfxDebug()
<< "Surface size too large (allocation size would overflow int32_t)!";
return false;
}
if (allocLimit && allocLimit < numBytes.value()) {
gfxDebug() << "Surface size too large (exceeds allocation limit)!";
return false;
}
return true;
}
already_AddRefed<DrawTarget> Factory::CreateDrawTarget(BackendType aBackend,
const IntSize& aSize,
SurfaceFormat aFormat) {
if (!AllowedSurfaceSize(aSize)) {
gfxCriticalError(LoggerOptionsBasedOnSize(aSize))
<< "Failed to allocate a surface due to invalid size (CDT) " << aSize;
return nullptr;
}
RefPtr<DrawTarget> retVal;
switch (aBackend) {
#ifdef WIN32
case BackendType::DIRECT2D1_1: {
RefPtr<DrawTargetD2D1> newTarget;
newTarget = new DrawTargetD2D1();
if (newTarget->Init(aSize, aFormat)) {
retVal = newTarget;
}
break;
}
#endif
#ifdef USE_SKIA
case BackendType::SKIA: {
RefPtr<DrawTargetSkia> newTarget;
newTarget = new DrawTargetSkia();
if (newTarget->Init(aSize, aFormat)) {
retVal = newTarget;
}
break;
}
#endif
#ifdef USE_CAIRO
case BackendType::CAIRO: {
RefPtr<DrawTargetCairo> newTarget;
newTarget = new DrawTargetCairo();
if (newTarget->Init(aSize, aFormat)) {
retVal = newTarget;
}
break;
}
#endif
default:
return nullptr;
}
if (mRecorder && retVal) {
return MakeAndAddRef<DrawTargetWrapAndRecord>(mRecorder, retVal);
}
if (!retVal) {
// Failed
gfxCriticalError(LoggerOptionsBasedOnSize(aSize))
<< "Failed to create DrawTarget, Type: " << int(aBackend)
<< " Size: " << aSize;
}
return retVal.forget();
}
already_AddRefed<PathBuilder> Factory::CreateSimplePathBuilder() {
RefPtr<PathBuilder> pathBuilder;
#ifdef USE_SKIA
pathBuilder = MakeAndAddRef<PathBuilderSkia>(FillRule::FILL_WINDING);
#endif
if (!pathBuilder) {
NS_WARNING("Failed to create a path builder because we don't use Skia");
}
return pathBuilder.forget();
}
already_AddRefed<DrawTarget> Factory::CreateWrapAndRecordDrawTarget(
DrawEventRecorder* aRecorder, DrawTarget* aDT) {
return MakeAndAddRef<DrawTargetWrapAndRecord>(aRecorder, aDT);
}
already_AddRefed<DrawTarget> Factory::CreateRecordingDrawTarget(
DrawEventRecorder* aRecorder, DrawTarget* aDT, IntRect aRect) {
return MakeAndAddRef<DrawTargetRecording>(aRecorder, aDT, aRect);
}
already_AddRefed<DrawTargetCapture> Factory::CreateCaptureDrawTargetForTarget(
gfx::DrawTarget* aTarget, size_t aFlushBytes) {
return MakeAndAddRef<DrawTargetCaptureImpl>(aTarget, aFlushBytes);
}
already_AddRefed<DrawTargetCapture> Factory::CreateCaptureDrawTarget(
BackendType aBackend, const IntSize& aSize, SurfaceFormat aFormat) {
return MakeAndAddRef<DrawTargetCaptureImpl>(aBackend, aSize, aFormat);
}
already_AddRefed<DrawTargetCapture> Factory::CreateCaptureDrawTargetForData(
BackendType aBackend, const IntSize& aSize, SurfaceFormat aFormat,
int32_t aStride, size_t aSurfaceAllocationSize) {
MOZ_ASSERT(aSurfaceAllocationSize && aStride);
BackendType type = aBackend;
if (!Factory::DoesBackendSupportDataDrawtarget(aBackend)) {
type = BackendType::SKIA;
}
RefPtr<DrawTargetCaptureImpl> dt =
new DrawTargetCaptureImpl(type, aSize, aFormat);
dt->InitForData(aStride, aSurfaceAllocationSize);
return dt.forget();
}
already_AddRefed<DrawTarget> Factory::CreateDrawTargetForData(
BackendType aBackend, unsigned char* aData, const IntSize& aSize,
int32_t aStride, SurfaceFormat aFormat, bool aUninitialized) {
MOZ_ASSERT(aData);
if (!AllowedSurfaceSize(aSize)) {
gfxCriticalError(LoggerOptionsBasedOnSize(aSize))
<< "Failed to allocate a surface due to invalid size (DTD) " << aSize;
return nullptr;
}
RefPtr<DrawTarget> retVal;
switch (aBackend) {
#ifdef USE_SKIA
case BackendType::SKIA: {
RefPtr<DrawTargetSkia> newTarget;
newTarget = new DrawTargetSkia();
if (newTarget->Init(aData, aSize, aStride, aFormat, aUninitialized)) {
retVal = newTarget;
}
break;
}
#endif
#ifdef USE_CAIRO
case BackendType::CAIRO: {
RefPtr<DrawTargetCairo> newTarget;
newTarget = new DrawTargetCairo();
if (newTarget->Init(aData, aSize, aStride, aFormat)) {
retVal = std::move(newTarget);
}
break;
}
#endif
default:
gfxCriticalNote << "Invalid draw target type specified: "
<< (int)aBackend;
return nullptr;
}
if (mRecorder && retVal) {
return MakeAndAddRef<DrawTargetWrapAndRecord>(mRecorder, retVal, true);
}
if (!retVal) {
gfxCriticalNote << "Failed to create DrawTarget, Type: " << int(aBackend)
<< " Size: " << aSize << ", Data: " << hexa((void*)aData)
<< ", Stride: " << aStride;
}
return retVal.forget();
}
already_AddRefed<DrawTarget> Factory::CreateTiledDrawTarget(
const TileSet& aTileSet) {
RefPtr<DrawTargetTiled> dt = new DrawTargetTiled();
if (!dt->Init(aTileSet)) {
return nullptr;
}
return dt.forget();
}
already_AddRefed<DrawTarget> Factory::CreateOffsetDrawTarget(
DrawTarget* aDrawTarget, IntPoint aTileOrigin) {
RefPtr<DrawTargetOffset> dt = new DrawTargetOffset();
if (!dt->Init(aDrawTarget, aTileOrigin)) {
return nullptr;
}
return dt.forget();
}
bool Factory::DoesBackendSupportDataDrawtarget(BackendType aType) {
switch (aType) {
case BackendType::DIRECT2D:
case BackendType::DIRECT2D1_1:
case BackendType::RECORDING:
case BackendType::CAPTURE:
case BackendType::NONE:
case BackendType::BACKEND_LAST:
case BackendType::WEBRENDER_TEXT:
return false;
case BackendType::CAIRO:
case BackendType::SKIA:
return true;
}
return false;
}
uint32_t Factory::GetMaxSurfaceSize(BackendType aType) {
switch (aType) {
case BackendType::CAIRO:
return DrawTargetCairo::GetMaxSurfaceSize();
#ifdef USE_SKIA
case BackendType::SKIA:
return DrawTargetSkia::GetMaxSurfaceSize();
#endif
#ifdef WIN32
case BackendType::DIRECT2D1_1:
return DrawTargetD2D1::GetMaxSurfaceSize();
#endif
default:
return 0;
}
}
already_AddRefed<NativeFontResource> Factory::CreateNativeFontResource(
uint8_t* aData, uint32_t aSize, FontType aFontType, void* aFontContext) {
switch (aFontType) {
#ifdef WIN32
case FontType::DWRITE:
return NativeFontResourceDWrite::Create(aData, aSize);
case FontType::GDI:
return NativeFontResourceGDI::Create(aData, aSize);
#elif defined(XP_DARWIN)
case FontType::MAC:
return NativeFontResourceMac::Create(aData, aSize);
#elif defined(MOZ_WIDGET_GTK)
case FontType::FONTCONFIG:
return NativeFontResourceFontconfig::Create(
aData, aSize, static_cast<FT_Library>(aFontContext));
#elif defined(MOZ_WIDGET_ANDROID)
case FontType::FREETYPE:
return NativeFontResourceFreeType::Create(
aData, aSize, static_cast<FT_Library>(aFontContext));
#endif
default:
gfxWarning()
<< "Unable to create requested font resource from truetype data";
return nullptr;
}
}
already_AddRefed<UnscaledFont> Factory::CreateUnscaledFontFromFontDescriptor(
FontType aType, const uint8_t* aData, uint32_t aDataLength,
uint32_t aIndex) {
switch (aType) {
#ifdef WIN32
case FontType::DWRITE:
return UnscaledFontDWrite::CreateFromFontDescriptor(aData, aDataLength,
aIndex);
case FontType::GDI:
return UnscaledFontGDI::CreateFromFontDescriptor(aData, aDataLength,
aIndex);
#elif defined(XP_DARWIN)
case FontType::MAC:
return UnscaledFontMac::CreateFromFontDescriptor(aData, aDataLength,
aIndex);
#elif defined(MOZ_WIDGET_GTK)
case FontType::FONTCONFIG:
return UnscaledFontFontconfig::CreateFromFontDescriptor(
aData, aDataLength, aIndex);
#elif defined(MOZ_WIDGET_ANDROID)
case FontType::FREETYPE:
return UnscaledFontFreeType::CreateFromFontDescriptor(aData, aDataLength,
aIndex);
#endif
default:
gfxWarning() << "Invalid type specified for UnscaledFont font descriptor";
return nullptr;
}
}
#ifdef XP_DARWIN
already_AddRefed<ScaledFont> Factory::CreateScaledFontForMacFont(
CGFontRef aCGFont, const RefPtr<UnscaledFont>& aUnscaledFont, Float aSize,
const DeviceColor& aFontSmoothingBackgroundColor, bool aUseFontSmoothing,
bool aApplySyntheticBold) {
return MakeAndAddRef<ScaledFontMac>(aCGFont, aUnscaledFont, aSize, false,
aFontSmoothingBackgroundColor,
aUseFontSmoothing, aApplySyntheticBold);
}
#endif
#ifdef MOZ_WIDGET_GTK
already_AddRefed<ScaledFont> Factory::CreateScaledFontForFontconfigFont(
const RefPtr<UnscaledFont>& aUnscaledFont, Float aSize,
RefPtr<SharedFTFace> aFace, FcPattern* aPattern) {
return MakeAndAddRef<ScaledFontFontconfig>(std::move(aFace), aPattern,
aUnscaledFont, aSize);
}
#endif
#ifdef MOZ_WIDGET_ANDROID
already_AddRefed<ScaledFont> Factory::CreateScaledFontForFreeTypeFont(
const RefPtr<UnscaledFont>& aUnscaledFont, Float aSize,
RefPtr<SharedFTFace> aFace, bool aApplySyntheticBold) {
return MakeAndAddRef<ScaledFontFreeType>(std::move(aFace), aUnscaledFont,
aSize, aApplySyntheticBold);
}
#endif
already_AddRefed<DrawTarget> Factory::CreateDualDrawTarget(
DrawTarget* targetA, DrawTarget* targetB) {
MOZ_ASSERT(targetA && targetB);
RefPtr<DrawTarget> newTarget = new DrawTargetDual(targetA, targetB);
RefPtr<DrawTarget> retVal = newTarget;
if (mRecorder) {
retVal = new DrawTargetWrapAndRecord(mRecorder, retVal);
}
return retVal.forget();
}
already_AddRefed<SourceSurface> Factory::CreateDualSourceSurface(
SourceSurface* sourceA, SourceSurface* sourceB) {
MOZ_ASSERT(sourceA && sourceB);
RefPtr<SourceSurface> newSource = new SourceSurfaceDual(sourceA, sourceB);
return newSource.forget();
}
void Factory::SetBGRSubpixelOrder(bool aBGR) { mBGRSubpixelOrder = aBGR; }
bool Factory::GetBGRSubpixelOrder() { return mBGRSubpixelOrder; }
#ifdef MOZ_ENABLE_FREETYPE
SharedFTFace::SharedFTFace(FT_Face aFace, SharedFTFaceData* aData)
: mFace(aFace),
mData(aData),
mLock("SharedFTFace::mLock"),
mLastLockOwner(nullptr) {
if (mData) {
mData->BindData();
}
}
SharedFTFace::~SharedFTFace() {
Factory::ReleaseFTFace(mFace);
if (mData) {
mData->ReleaseData();
}
}
void Factory::SetFTLibrary(FT_Library aFTLibrary) { mFTLibrary = aFTLibrary; }
FT_Library Factory::GetFTLibrary() {
MOZ_ASSERT(mFTLibrary);
return mFTLibrary;
}
FT_Library Factory::NewFTLibrary() {
FT_Library library;
if (FT_Init_FreeType(&library) != FT_Err_Ok) {
return nullptr;
}
return library;
}
void Factory::ReleaseFTLibrary(FT_Library aFTLibrary) {
FT_Done_FreeType(aFTLibrary);
}
void Factory::LockFTLibrary(FT_Library aFTLibrary) { mFTLock.Lock(); }
void Factory::UnlockFTLibrary(FT_Library aFTLibrary) { mFTLock.Unlock(); }
FT_Face Factory::NewFTFace(FT_Library aFTLibrary, const char* aFileName,
int aFaceIndex) {
StaticMutexAutoLock lock(mFTLock);
if (!aFTLibrary) {
aFTLibrary = mFTLibrary;
}
FT_Face face;
if (FT_New_Face(aFTLibrary, aFileName, aFaceIndex, &face) != FT_Err_Ok) {
return nullptr;
}
return face;
}
already_AddRefed<SharedFTFace> Factory::NewSharedFTFace(FT_Library aFTLibrary,
const char* aFilename,
int aFaceIndex) {
if (FT_Face face = NewFTFace(aFTLibrary, aFilename, aFaceIndex)) {
return MakeAndAddRef<SharedFTFace>(face);
} else {
return nullptr;
}
}
FT_Face Factory::NewFTFaceFromData(FT_Library aFTLibrary, const uint8_t* aData,
size_t aDataSize, int aFaceIndex) {
StaticMutexAutoLock lock(mFTLock);
if (!aFTLibrary) {
aFTLibrary = mFTLibrary;
}
FT_Face face;
if (FT_New_Memory_Face(aFTLibrary, aData, aDataSize, aFaceIndex, &face) !=
FT_Err_Ok) {
return nullptr;
}
return face;
}
already_AddRefed<SharedFTFace> Factory::NewSharedFTFaceFromData(
FT_Library aFTLibrary, const uint8_t* aData, size_t aDataSize,
int aFaceIndex, SharedFTFaceData* aSharedData) {
if (FT_Face face =
NewFTFaceFromData(aFTLibrary, aData, aDataSize, aFaceIndex)) {
return MakeAndAddRef<SharedFTFace>(face, aSharedData);
} else {
return nullptr;
}
}
void Factory::ReleaseFTFace(FT_Face aFace) {
StaticMutexAutoLock lock(mFTLock);
FT_Done_Face(aFace);
}
FT_Error Factory::LoadFTGlyph(FT_Face aFace, uint32_t aGlyphIndex,
int32_t aFlags) {
StaticMutexAutoLock lock(mFTLock);
return FT_Load_Glyph(aFace, aGlyphIndex, aFlags);
}
#endif
AutoSerializeWithMoz2D::AutoSerializeWithMoz2D(BackendType aBackendType) {
#ifdef WIN32
// We use a multi-threaded ID2D1Factory1, so that makes the calls through the
// Direct2D API thread-safe. However, if the Moz2D objects are using Direct3D
// resources we need to make sure that calls through the Direct3D or DXGI API
// use the Direct2D synchronization. It's possible that this should be pushed
// down into the TextureD3D11 objects, so that we always use this.
if (aBackendType == BackendType::DIRECT2D1_1 ||
aBackendType == BackendType::DIRECT2D) {
D2DFactory()->QueryInterface(
static_cast<ID2D1Multithread**>(getter_AddRefs(mMT)));
mMT->Enter();
}
#endif
}
AutoSerializeWithMoz2D::~AutoSerializeWithMoz2D() {
#ifdef WIN32
if (mMT) {
mMT->Leave();
}
#endif
};
#ifdef WIN32
already_AddRefed<DrawTarget> Factory::CreateDrawTargetForD3D11Texture(
ID3D11Texture2D* aTexture, SurfaceFormat aFormat) {
MOZ_ASSERT(aTexture);
RefPtr<DrawTargetD2D1> newTarget;
newTarget = new DrawTargetD2D1();
if (newTarget->Init(aTexture, aFormat)) {
RefPtr<DrawTarget> retVal = newTarget;
if (mRecorder) {
retVal = new DrawTargetWrapAndRecord(mRecorder, retVal, true);
}
return retVal.forget();
}
gfxWarning() << "Failed to create draw target for D3D11 texture.";
// Failed
return nullptr;
}
bool Factory::SetDirect3D11Device(ID3D11Device* aDevice) {
MOZ_RELEASE_ASSERT(NS_IsMainThread());
// D2DFactory already takes the device lock, so we get the factory before
// entering the lock scope.
RefPtr<ID2D1Factory1> factory = D2DFactory();
StaticMutexAutoLock lock(mDeviceLock);
mD3D11Device = aDevice;
if (mD2D1Device) {
mD2D1Device = nullptr;
mMTDC = nullptr;
mOffMTDC = nullptr;
}
if (!aDevice) {
return true;
}
RefPtr<IDXGIDevice> device;
aDevice->QueryInterface((IDXGIDevice**)getter_AddRefs(device));
RefPtr<ID2D1Device> d2dDevice;
HRESULT hr = factory->CreateDevice(device, getter_AddRefs(d2dDevice));
if (FAILED(hr)) {
gfxCriticalError()
<< "[D2D1] Failed to create gfx factory's D2D1 device, code: "
<< hexa(hr);
mD3D11Device = nullptr;
return false;
}
mDeviceSeq++;
mD2D1Device = d2dDevice;
return true;
}
RefPtr<ID3D11Device> Factory::GetDirect3D11Device() {
StaticMutexAutoLock lock(mDeviceLock);
return mD3D11Device;
}
RefPtr<ID2D1Device> Factory::GetD2D1Device(uint32_t* aOutSeqNo) {
StaticMutexAutoLock lock(mDeviceLock);
if (aOutSeqNo) {
*aOutSeqNo = mDeviceSeq;
}
return mD2D1Device.get();
}
bool Factory::HasD2D1Device() { return !!GetD2D1Device(); }
RefPtr<IDWriteFactory> Factory::GetDWriteFactory() {
StaticMutexAutoLock lock(mDeviceLock);
return mDWriteFactory;
}
RefPtr<IDWriteFactory> Factory::EnsureDWriteFactory() {
StaticMutexAutoLock lock(mDeviceLock);
if (mDWriteFactoryInitialized) {
return mDWriteFactory;
}
mDWriteFactoryInitialized = true;
HMODULE dwriteModule = LoadLibraryW(L"dwrite.dll");
decltype(DWriteCreateFactory)* createDWriteFactory =
(decltype(DWriteCreateFactory)*)GetProcAddress(dwriteModule,
"DWriteCreateFactory");
if (!createDWriteFactory) {
gfxWarning() << "Failed to locate DWriteCreateFactory function.";
return nullptr;
}
HRESULT hr =
createDWriteFactory(DWRITE_FACTORY_TYPE_SHARED, __uuidof(IDWriteFactory),
reinterpret_cast<IUnknown**>(&mDWriteFactory));
if (FAILED(hr)) {
gfxWarning() << "Failed to create DWrite Factory.";
}
return mDWriteFactory;
}
RefPtr<IDWriteFontCollection> Factory::GetDWriteSystemFonts(bool aUpdate) {
StaticMutexAutoLock lock(mDeviceLock);
if (mDWriteSystemFonts && !aUpdate) {
return mDWriteSystemFonts;
}
if (!mDWriteFactory) {
return nullptr;
}
RefPtr<IDWriteFontCollection> systemFonts;
HRESULT hr =
mDWriteFactory->GetSystemFontCollection(getter_AddRefs(systemFonts));
if (FAILED(hr) || !systemFonts) {
// only crash some of the time so those experiencing this problem
// don't stop using Firefox
if ((rand() & 0x3f) == 0) {
gfxCriticalError(int(gfx::LogOptions::AssertOnCall))
<< "Failed to create DWrite system font collection";
} else {
gfxWarning() << "Failed to create DWrite system font collection";
}
return nullptr;
}
mDWriteSystemFonts = systemFonts;
return mDWriteSystemFonts;
}
RefPtr<ID2D1DeviceContext> Factory::GetD2DDeviceContext() {
StaticRefPtr<ID2D1DeviceContext>* ptr;
if (NS_IsMainThread()) {
ptr = &mMTDC;
} else {
ptr = &mOffMTDC;
}
if (*ptr) {
return *ptr;
}
RefPtr<ID2D1Device> device = GetD2D1Device();
if (!device) {
return nullptr;
}
RefPtr<ID2D1DeviceContext> dc;
HRESULT hr = device->CreateDeviceContext(
D2D1_DEVICE_CONTEXT_OPTIONS_ENABLE_MULTITHREADED_OPTIMIZATIONS,
getter_AddRefs(dc));
if (FAILED(hr)) {
gfxCriticalError() << "Failed to create global device context";
return nullptr;
}
*ptr = dc;
return *ptr;
}
bool Factory::SupportsD2D1() { return !!D2DFactory(); }
BYTE sSystemTextQuality = CLEARTYPE_QUALITY;
void Factory::SetSystemTextQuality(uint8_t aQuality) {
sSystemTextQuality = aQuality;
}
uint64_t Factory::GetD2DVRAMUsageDrawTarget() {
return DrawTargetD2D1::mVRAMUsageDT;
}
uint64_t Factory::GetD2DVRAMUsageSourceSurface() {
return DrawTargetD2D1::mVRAMUsageSS;