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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 <optional>
#include <initguid.h>
#include "DrawTargetD2D1.h"
#include "FilterNodeSoftware.h"
#include "GradientStopsD2D.h"
#include "SourceSurfaceD2D1.h"
#include "ConicGradientEffectD2D1.h"
#include "RadialGradientEffectD2D1.h"
#include "HelpersD2D.h"
#include "FilterNodeD2D1.h"
#include "ExtendInputEffectD2D1.h"
#include "nsAppRunner.h"
#include "MainThreadUtils.h"
#include "mozilla/Mutex.h"
// decltype is not usable for overloaded functions.
typedef HRESULT(WINAPI* D2D1CreateFactoryFunc)(
D2D1_FACTORY_TYPE factoryType, REFIID iid,
CONST D2D1_FACTORY_OPTIONS* pFactoryOptions, void** factory);
namespace mozilla {
namespace gfx {
uint64_t DrawTargetD2D1::mVRAMUsageDT;
uint64_t DrawTargetD2D1::mVRAMUsageSS;
StaticRefPtr<ID2D1Factory1> DrawTargetD2D1::mFactory;
const D2D1_MATRIX_5X4_F kLuminanceMatrix =
D2D1::Matrix5x4F(0, 0, 0, 0.2125f, 0, 0, 0, 0.7154f, 0, 0, 0, 0.0721f, 0, 0,
0, 0, 0, 0, 0, 0);
RefPtr<ID2D1Factory1> D2DFactory() { return DrawTargetD2D1::factory(); }
DrawTargetD2D1::DrawTargetD2D1()
: mPushedLayers(1),
mSnapshotLock(std::make_shared<Mutex>("DrawTargetD2D1::mSnapshotLock")),
mUsedCommandListsSincePurge(0),
mTransformedGlyphsSinceLastPurge(0),
mComplexBlendsWithListInList(0),
mDeviceSeq(0),
mInitState(InitState::Uninitialized) {}
DrawTargetD2D1::~DrawTargetD2D1() {
PopAllClips();
if (mSnapshot) {
MutexAutoLock lock(*mSnapshotLock);
// We may hold the only reference. MarkIndependent will clear mSnapshot;
// keep the snapshot object alive so it doesn't get destroyed while
// MarkIndependent is running.
RefPtr<SourceSurfaceD2D1> deathGrip = mSnapshot;
// mSnapshot can be treated as independent of this DrawTarget since we know
// this DrawTarget won't change again.
deathGrip->MarkIndependent();
// mSnapshot will be cleared now.
}
if (mDC && IsDeviceContextValid()) {
// The only way mDC can be null is if Init failed, but it can happen and the
// destructor is the only place where we need to check for it since the
// DrawTarget will destroyed right after Init fails.
mDC->EndDraw();
}
{
// Until this point in the destructor it -must- still be valid for
// FlushInternal to be called on this.
StaticMutexAutoLock lock(Factory::mDTDependencyLock);
// Targets depending on us can break that dependency, since we're obviously
// not going to be modified in the future.
for (auto iter = mDependentTargets.begin(); iter != mDependentTargets.end();
iter++) {
(*iter)->mDependingOnTargets.erase(this);
}
// Our dependencies on other targets no longer matter.
for (TargetSet::iterator iter = mDependingOnTargets.begin();
iter != mDependingOnTargets.end(); iter++) {
(*iter)->mDependentTargets.erase(this);
}
}
}
bool DrawTargetD2D1::IsValid() const {
if (mInitState != InitState::Uninitialized && !IsDeviceContextValid()) {
return false;
}
if (NS_IsMainThread()) {
// Uninitialized DTs are considered valid.
return mInitState != InitState::Failure;
} else {
return const_cast<DrawTargetD2D1*>(this)->EnsureInitialized();
}
}
already_AddRefed<SourceSurface> DrawTargetD2D1::Snapshot() {
if (!EnsureInitialized()) {
return nullptr;
}
MutexAutoLock lock(*mSnapshotLock);
if (mSnapshot) {
RefPtr<SourceSurface> snapshot(mSnapshot);
return snapshot.forget();
}
PopAllClips();
Flush();
mSnapshot = new SourceSurfaceD2D1(mBitmap, mDC, mFormat, mSize, this);
RefPtr<SourceSurface> snapshot(mSnapshot);
return snapshot.forget();
}
bool DrawTargetD2D1::EnsureLuminanceEffect() {
if (mLuminanceEffect.get()) {
return true;
}
HRESULT hr = mDC->CreateEffect(CLSID_D2D1ColorMatrix,
getter_AddRefs(mLuminanceEffect));
if (FAILED(hr)) {
gfxCriticalError() << "Failed to create luminance effect. Code: "
<< hexa(hr);
return false;
}
mLuminanceEffect->SetValue(D2D1_COLORMATRIX_PROP_COLOR_MATRIX,
kLuminanceMatrix);
mLuminanceEffect->SetValue(D2D1_COLORMATRIX_PROP_ALPHA_MODE,
D2D1_COLORMATRIX_ALPHA_MODE_STRAIGHT);
return true;
}
already_AddRefed<SourceSurface> DrawTargetD2D1::IntoLuminanceSource(
LuminanceType aLuminanceType, float aOpacity) {
if (!EnsureInitialized()) {
return nullptr;
}
if ((aLuminanceType != LuminanceType::LUMINANCE) ||
// See bug 1372577, some race condition where we get invalid
// results with D2D in the parent process. Fallback in that case.
XRE_IsParentProcess()) {
return DrawTarget::IntoLuminanceSource(aLuminanceType, aOpacity);
}
// Create the luminance effect
if (!EnsureLuminanceEffect()) {
return DrawTarget::IntoLuminanceSource(aLuminanceType, aOpacity);
}
Flush();
{
D2D1_MATRIX_5X4_F matrix = kLuminanceMatrix;
matrix._14 *= aOpacity;
matrix._24 *= aOpacity;
matrix._34 *= aOpacity;
mLuminanceEffect->SetValue(D2D1_COLORMATRIX_PROP_COLOR_MATRIX, matrix);
}
mLuminanceEffect->SetInput(0, mBitmap);
RefPtr<ID2D1Image> luminanceOutput;
mLuminanceEffect->GetOutput(getter_AddRefs(luminanceOutput));
return MakeAndAddRef<SourceSurfaceD2D1>(luminanceOutput, mDC,
SurfaceFormat::B8G8R8A8, mSize);
}
// Command lists are kept around by device contexts until EndDraw is called,
// this can cause issues with memory usage (see bug 1238328). EndDraw/BeginDraw
// are expensive though, especially relatively when little work is done, so
// we try to reduce the amount of times we execute these purges.
static const uint32_t kPushedLayersBeforePurge = 25;
// Rendering glyphs with different transforms causes the glyph cache to grow
// very large (see bug 1474883) so we must call EndDraw every so often.
static const uint32_t kTransformedGlyphsBeforePurge = 1000;
void DrawTargetD2D1::Flush() { FlushInternal(); }
void DrawTargetD2D1::DrawSurface(SourceSurface* aSurface, const Rect& aDest,
const Rect& aSource,
const DrawSurfaceOptions& aSurfOptions,
const DrawOptions& aOptions) {
if (!PrepareForDrawing(aOptions.mCompositionOp,
ColorPattern(DeviceColor()))) {
return;
}
Rect source = aSource - aSurface->GetRect().TopLeft();
D2D1_RECT_F samplingBounds;
if (aSurfOptions.mSamplingBounds == SamplingBounds::BOUNDED) {
samplingBounds = D2DRect(source);
} else {
samplingBounds = D2D1::RectF(0, 0, Float(aSurface->GetSize().width),
Float(aSurface->GetSize().height));
}
Float xScale = aDest.Width() / source.Width();
Float yScale = aDest.Height() / source.Height();
RefPtr<ID2D1ImageBrush> brush;
// Here we scale the source pattern up to the size and position where we want
// it to be.
Matrix transform;
transform.PreTranslate(aDest.X() - source.X() * xScale,
aDest.Y() - source.Y() * yScale);
transform.PreScale(xScale, yScale);
RefPtr<ID2D1Image> image =
GetImageForSurface(aSurface, transform, ExtendMode::CLAMP);
if (!image) {
gfxWarning() << *this << ": Unable to get D2D image for surface.";
return;
}
RefPtr<ID2D1Bitmap> bitmap;
HRESULT hr = E_FAIL;
if (aSurface->GetType() == SurfaceType::D2D1_1_IMAGE) {
// If this is called with a DataSourceSurface it might do a partial upload
// that our DrawBitmap call doesn't support.
hr = image->QueryInterface((ID2D1Bitmap**)getter_AddRefs(bitmap));
}
if (SUCCEEDED(hr) && bitmap &&
aSurfOptions.mSamplingBounds == SamplingBounds::UNBOUNDED) {
mDC->DrawBitmap(bitmap, D2DRect(aDest), aOptions.mAlpha,
D2DFilter(aSurfOptions.mSamplingFilter), D2DRect(source));
} else {
// This has issues ignoring the alpha channel on windows 7 with images
// marked opaque.
MOZ_ASSERT(aSurface->GetFormat() != SurfaceFormat::B8G8R8X8);
// Bug 1275478 - D2D1 cannot draw A8 surface correctly.
MOZ_ASSERT(aSurface->GetFormat() != SurfaceFormat::A8);
mDC->CreateImageBrush(
image,
D2D1::ImageBrushProperties(
samplingBounds, D2D1_EXTEND_MODE_CLAMP, D2D1_EXTEND_MODE_CLAMP,
D2DInterpolationMode(aSurfOptions.mSamplingFilter)),
D2D1::BrushProperties(aOptions.mAlpha, D2DMatrix(transform)),
getter_AddRefs(brush));
mDC->FillRectangle(D2DRect(aDest), brush);
}
FinalizeDrawing(aOptions.mCompositionOp, ColorPattern(DeviceColor()));
}
void DrawTargetD2D1::DrawFilter(FilterNode* aNode, const Rect& aSourceRect,
const Point& aDestPoint,
const DrawOptions& aOptions) {
if (aNode->GetBackendType() != FILTER_BACKEND_DIRECT2D1_1) {
gfxWarning() << *this << ": Incompatible filter passed to DrawFilter.";
return;
}
if (!PrepareForDrawing(aOptions.mCompositionOp,
ColorPattern(DeviceColor()))) {
return;
}
mDC->SetAntialiasMode(D2DAAMode(aOptions.mAntialiasMode));
FilterNodeD2D1* node = static_cast<FilterNodeD2D1*>(aNode);
node->WillDraw(this);
if (aOptions.mAlpha == 1.0f) {
mDC->DrawImage(node->OutputEffect(), D2DPoint(aDestPoint),
D2DRect(aSourceRect));
} else {
RefPtr<ID2D1Image> image;
node->OutputEffect()->GetOutput(getter_AddRefs(image));
Matrix mat = Matrix::Translation(aDestPoint);
RefPtr<ID2D1ImageBrush> imageBrush;
mDC->CreateImageBrush(
image, D2D1::ImageBrushProperties(D2DRect(aSourceRect)),
D2D1::BrushProperties(aOptions.mAlpha, D2DMatrix(mat)),
getter_AddRefs(imageBrush));
mDC->FillRectangle(D2D1::RectF(aDestPoint.x, aDestPoint.y,
aDestPoint.x + aSourceRect.width,
aDestPoint.y + aSourceRect.height),
imageBrush);
}
FinalizeDrawing(aOptions.mCompositionOp, ColorPattern(DeviceColor()));
}
void DrawTargetD2D1::DrawSurfaceWithShadow(SourceSurface* aSurface,
const Point& aDest,
const ShadowOptions& aShadow,
CompositionOp aOperator) {
if (!EnsureInitialized()) {
return;
}
MarkChanged();
Matrix mat;
RefPtr<ID2D1Image> image =
GetImageForSurface(aSurface, mat, ExtendMode::CLAMP, nullptr, false);
if (!image) {
gfxWarning() << "Couldn't get image for surface.";
return;
}
if (!mat.IsIdentity()) {
gfxDebug() << *this
<< ": At this point complex partial uploads are not supported "
"for Shadow surfaces.";
return;
}
if (!PrepareForDrawing(aOperator, ColorPattern(aShadow.mColor))) {
return;
}
mDC->SetTransform(D2D1::IdentityMatrix());
mTransformDirty = true;
RefPtr<ID2D1Effect> shadowEffect;
HRESULT hr = mDC->CreateEffect(
mFormat == SurfaceFormat::A8 ? CLSID_D2D1GaussianBlur : CLSID_D2D1Shadow,
getter_AddRefs(shadowEffect));
if (SUCCEEDED(hr) && shadowEffect) {
shadowEffect->SetInput(0, image);
if (mFormat == SurfaceFormat::A8) {
shadowEffect->SetValue(D2D1_GAUSSIANBLUR_PROP_STANDARD_DEVIATION,
aShadow.mSigma);
shadowEffect->SetValue(D2D1_GAUSSIANBLUR_PROP_BORDER_MODE,
D2D1_BORDER_MODE_HARD);
} else {
shadowEffect->SetValue(D2D1_SHADOW_PROP_BLUR_STANDARD_DEVIATION,
aShadow.mSigma);
D2D1_VECTOR_4F color = {aShadow.mColor.r, aShadow.mColor.g,
aShadow.mColor.b, aShadow.mColor.a};
shadowEffect->SetValue(D2D1_SHADOW_PROP_COLOR, color);
}
D2D1_POINT_2F shadowPoint = D2DPoint(aDest + aShadow.mOffset);
mDC->DrawImage(shadowEffect, &shadowPoint, nullptr,
D2D1_INTERPOLATION_MODE_LINEAR,
D2D1_COMPOSITE_MODE_SOURCE_OVER);
} else {
gfxWarning() << "Failed to create shadow effect. Code: " << hexa(hr);
}
if (aSurface->GetFormat() != SurfaceFormat::A8) {
D2D1_POINT_2F imgPoint = D2DPoint(aDest);
mDC->DrawImage(image, &imgPoint, nullptr, D2D1_INTERPOLATION_MODE_LINEAR,
D2D1_COMPOSITE_MODE_SOURCE_OVER);
}
FinalizeDrawing(aOperator, ColorPattern(aShadow.mColor));
}
void DrawTargetD2D1::ClearRect(const Rect& aRect) {
if (!EnsureInitialized()) {
return;
}
if (aRect.IsEmpty()) {
// Nothing to be done.
return;
}
MarkChanged();
PopAllClips();
PushClipRect(aRect);
if (mTransformDirty || !mTransform.IsIdentity()) {
mDC->SetTransform(D2D1::IdentityMatrix());
mTransformDirty = true;
}
D2D1_RECT_F clipRect;
bool isPixelAligned;
if (mTransform.IsRectilinear() &&
GetDeviceSpaceClipRect(clipRect, isPixelAligned)) {
mDC->PushAxisAlignedClip(clipRect, isPixelAligned
? D2D1_ANTIALIAS_MODE_ALIASED
: D2D1_ANTIALIAS_MODE_PER_PRIMITIVE);
mDC->Clear();
mDC->PopAxisAlignedClip();
PopClip();
return;
}
RefPtr<ID2D1CommandList> list;
mUsedCommandListsSincePurge++;
mDC->CreateCommandList(getter_AddRefs(list));
mDC->SetTarget(list);
IntRect addClipRect;
RefPtr<ID2D1Geometry> geom = GetClippedGeometry(&addClipRect);
RefPtr<ID2D1SolidColorBrush> brush;
mDC->CreateSolidColorBrush(D2D1::ColorF(D2D1::ColorF::White),
getter_AddRefs(brush));
mDC->PushAxisAlignedClip(
D2D1::RectF(addClipRect.X(), addClipRect.Y(), addClipRect.XMost(),
addClipRect.YMost()),
D2D1_ANTIALIAS_MODE_PER_PRIMITIVE);
mDC->FillGeometry(geom, brush);
mDC->PopAxisAlignedClip();
mDC->SetTarget(CurrentTarget());
list->Close();
mDC->DrawImage(list, D2D1_INTERPOLATION_MODE_NEAREST_NEIGHBOR,
D2D1_COMPOSITE_MODE_DESTINATION_OUT);
PopClip();
return;
}
void DrawTargetD2D1::MaskSurface(const Pattern& aSource, SourceSurface* aMask,
Point aOffset, const DrawOptions& aOptions) {
if (!EnsureInitialized()) {
return;
}
MarkChanged();
RefPtr<ID2D1Bitmap> bitmap;
Matrix mat = Matrix::Translation(aOffset);
RefPtr<ID2D1Image> image =
GetImageForSurface(aMask, mat, ExtendMode::CLAMP, nullptr);
MOZ_ASSERT(!mat.HasNonTranslation());
aOffset.x = mat._31;
aOffset.y = mat._32;
if (!image) {
gfxWarning() << "Failed to get image for surface.";
return;
}
if (!PrepareForDrawing(aOptions.mCompositionOp, aSource)) {
return;
}
IntSize size =
IntSize::Truncate(aMask->GetSize().width, aMask->GetSize().height);
Rect dest =
Rect(aOffset.x + aMask->GetRect().x, aOffset.y + aMask->GetRect().y,
Float(size.width), Float(size.height));
HRESULT hr = image->QueryInterface((ID2D1Bitmap**)getter_AddRefs(bitmap));
if (!bitmap || FAILED(hr)) {
// D2D says if we have an actual ID2D1Image and not a bitmap underlying the
// object, we can't query for a bitmap. Instead, Push/PopLayer
gfxWarning() << "FillOpacityMask only works with Bitmap source surfaces. "
"Falling back to push/pop layer";
RefPtr<ID2D1Brush> source = CreateBrushForPattern(aSource, aOptions.mAlpha);
RefPtr<ID2D1ImageBrush> maskBrush;
hr = mDC->CreateImageBrush(
image,
D2D1::ImageBrushProperties(D2D1::RectF(0, 0, size.width, size.height)),
D2D1::BrushProperties(
1.0f, D2D1::Matrix3x2F::Translation(aMask->GetRect().x,
aMask->GetRect().y)),
getter_AddRefs(maskBrush));
MOZ_ASSERT(SUCCEEDED(hr));
mDC->PushLayer(
D2D1::LayerParameters1(D2D1::InfiniteRect(), nullptr,
D2D1_ANTIALIAS_MODE_PER_PRIMITIVE,
D2D1::Matrix3x2F::Translation(
aMask->GetRect().x, aMask->GetRect().y),
1.0f, maskBrush, D2D1_LAYER_OPTIONS1_NONE),
nullptr);
mDC->FillRectangle(D2DRect(dest), source);
mDC->PopLayer();
FinalizeDrawing(aOptions.mCompositionOp, aSource);
return;
} else {
// If this is a data source surface, we might have created a partial bitmap
// for this surface and only uploaded part of the mask. In that case,
// we have to fixup our sizes here.
size.width = bitmap->GetSize().width;
size.height = bitmap->GetSize().height;
dest.SetWidth(size.width);
dest.SetHeight(size.height);
}
// FillOpacityMask only works if the antialias mode is MODE_ALIASED
mDC->SetAntialiasMode(D2D1_ANTIALIAS_MODE_ALIASED);
Rect maskRect = Rect(aMask->GetRect().x, aMask->GetRect().y,
Float(size.width), Float(size.height));
RefPtr<ID2D1Brush> brush = CreateBrushForPattern(aSource, aOptions.mAlpha);
mDC->FillOpacityMask(bitmap, brush, D2D1_OPACITY_MASK_CONTENT_GRAPHICS,
D2DRect(dest), D2DRect(maskRect));
mDC->SetAntialiasMode(D2D1_ANTIALIAS_MODE_PER_PRIMITIVE);
FinalizeDrawing(aOptions.mCompositionOp, aSource);
}
void DrawTargetD2D1::CopySurface(SourceSurface* aSurface,
const IntRect& aSourceRect,
const IntPoint& aDestination) {
if (!EnsureInitialized()) {
return;
}
MarkChanged();
PopAllClips();
mDC->SetTransform(D2D1::IdentityMatrix());
mTransformDirty = true;
Matrix mat = Matrix::Translation(aDestination.x - aSourceRect.X(),
aDestination.y - aSourceRect.Y());
RefPtr<ID2D1Image> image =
GetImageForSurface(aSurface, mat, ExtendMode::CLAMP, nullptr, false);
if (!image) {
gfxWarning() << "Couldn't get image for surface.";
return;
}
if (mat.HasNonIntegerTranslation()) {
gfxDebug() << *this
<< ": At this point scaled partial uploads are not supported "
"for CopySurface.";
return;
}
IntRect sourceRect = aSourceRect;
sourceRect.SetLeftEdge(sourceRect.X() + (aDestination.x - aSourceRect.X()) -
mat._31);
sourceRect.SetTopEdge(sourceRect.Y() + (aDestination.y - aSourceRect.Y()) -
mat._32);
RefPtr<ID2D1Bitmap> bitmap;
HRESULT hr = image->QueryInterface((ID2D1Bitmap**)getter_AddRefs(bitmap));
if (SUCCEEDED(hr) && bitmap && mFormat == SurfaceFormat::A8) {
RefPtr<ID2D1SolidColorBrush> brush;
mDC->CreateSolidColorBrush(D2D1::ColorF(D2D1::ColorF::White),
D2D1::BrushProperties(), getter_AddRefs(brush));
mDC->SetAntialiasMode(D2D1_ANTIALIAS_MODE_ALIASED);
mDC->SetPrimitiveBlend(D2D1_PRIMITIVE_BLEND_COPY);
mDC->FillOpacityMask(bitmap, brush, D2D1_OPACITY_MASK_CONTENT_GRAPHICS);
mDC->SetAntialiasMode(D2D1_ANTIALIAS_MODE_PER_PRIMITIVE);
mDC->SetPrimitiveBlend(D2D1_PRIMITIVE_BLEND_SOURCE_OVER);
return;
}
Rect srcRect(Float(sourceRect.X()), Float(sourceRect.Y()),
Float(aSourceRect.Width()), Float(aSourceRect.Height()));
Rect dstRect(Float(aDestination.x), Float(aDestination.y),
Float(aSourceRect.Width()), Float(aSourceRect.Height()));
if (SUCCEEDED(hr) && bitmap) {
mDC->SetPrimitiveBlend(D2D1_PRIMITIVE_BLEND_COPY);
mDC->DrawBitmap(bitmap, D2DRect(dstRect), 1.0f,
D2D1_BITMAP_INTERPOLATION_MODE_NEAREST_NEIGHBOR,
D2DRect(srcRect));
mDC->SetPrimitiveBlend(D2D1_PRIMITIVE_BLEND_SOURCE_OVER);
return;
}
mDC->DrawImage(image,
D2D1::Point2F(Float(aDestination.x), Float(aDestination.y)),
D2DRect(srcRect), D2D1_INTERPOLATION_MODE_NEAREST_NEIGHBOR,
D2D1_COMPOSITE_MODE_BOUNDED_SOURCE_COPY);
}
void DrawTargetD2D1::FillRect(const Rect& aRect, const Pattern& aPattern,
const DrawOptions& aOptions) {
if (!PrepareForDrawing(aOptions.mCompositionOp, aPattern)) {
return;
}
mDC->SetAntialiasMode(D2DAAMode(aOptions.mAntialiasMode));
RefPtr<ID2D1Brush> brush = CreateBrushForPattern(aPattern, aOptions.mAlpha);
mDC->FillRectangle(D2DRect(aRect), brush);
FinalizeDrawing(aOptions.mCompositionOp, aPattern);
}
void DrawTargetD2D1::FillRoundedRect(const RoundedRect& aRect,
const Pattern& aPattern,
const DrawOptions& aOptions) {
if (!aRect.corners.AreRadiiSame()) {
return DrawTarget::FillRoundedRect(aRect, aPattern, aOptions);
}
if (!PrepareForDrawing(aOptions.mCompositionOp, aPattern)) {
return;
}
mDC->SetAntialiasMode(D2DAAMode(aOptions.mAntialiasMode));
RefPtr<ID2D1Brush> brush = CreateBrushForPattern(aPattern, aOptions.mAlpha);
mDC->FillRoundedRectangle(D2DRoundedRect(aRect), brush);
FinalizeDrawing(aOptions.mCompositionOp, aPattern);
}
void DrawTargetD2D1::StrokeRect(const Rect& aRect, const Pattern& aPattern,
const StrokeOptions& aStrokeOptions,
const DrawOptions& aOptions) {
if (!PrepareForDrawing(aOptions.mCompositionOp, aPattern)) {
return;
}
mDC->SetAntialiasMode(D2DAAMode(aOptions.mAntialiasMode));
RefPtr<ID2D1Brush> brush = CreateBrushForPattern(aPattern, aOptions.mAlpha);
RefPtr<ID2D1StrokeStyle> strokeStyle =
CreateStrokeStyleForOptions(aStrokeOptions);
mDC->DrawRectangle(D2DRect(aRect), brush, aStrokeOptions.mLineWidth,
strokeStyle);
FinalizeDrawing(aOptions.mCompositionOp, aPattern);
}
void DrawTargetD2D1::StrokeLine(const Point& aStart, const Point& aEnd,
const Pattern& aPattern,
const StrokeOptions& aStrokeOptions,
const DrawOptions& aOptions) {
if (!PrepareForDrawing(aOptions.mCompositionOp, aPattern)) {
return;
}
mDC->SetAntialiasMode(D2DAAMode(aOptions.mAntialiasMode));
RefPtr<ID2D1Brush> brush = CreateBrushForPattern(aPattern, aOptions.mAlpha);
RefPtr<ID2D1StrokeStyle> strokeStyle =
CreateStrokeStyleForOptions(aStrokeOptions);
mDC->DrawLine(D2DPoint(aStart), D2DPoint(aEnd), brush,
aStrokeOptions.mLineWidth, strokeStyle);
FinalizeDrawing(aOptions.mCompositionOp, aPattern);
}
void DrawTargetD2D1::Stroke(const Path* aPath, const Pattern& aPattern,
const StrokeOptions& aStrokeOptions,
const DrawOptions& aOptions) {
const Path* path = aPath;
if (path->GetBackendType() != BackendType::DIRECT2D1_1) {
gfxDebug() << *this << ": Ignoring drawing call for incompatible path.";
return;
}
const PathD2D* d2dPath = static_cast<const PathD2D*>(path);
if (!PrepareForDrawing(aOptions.mCompositionOp, aPattern)) {
return;
}
mDC->SetAntialiasMode(D2DAAMode(aOptions.mAntialiasMode));
RefPtr<ID2D1Brush> brush = CreateBrushForPattern(aPattern, aOptions.mAlpha);
RefPtr<ID2D1StrokeStyle> strokeStyle =
CreateStrokeStyleForOptions(aStrokeOptions);
mDC->DrawGeometry(d2dPath->mGeometry, brush, aStrokeOptions.mLineWidth,
strokeStyle);
FinalizeDrawing(aOptions.mCompositionOp, aPattern);
}
void DrawTargetD2D1::Fill(const Path* aPath, const Pattern& aPattern,
const DrawOptions& aOptions) {
const Path* path = aPath;
if (!path || path->GetBackendType() != BackendType::DIRECT2D1_1) {
gfxDebug() << *this << ": Ignoring drawing call for incompatible path.";
return;
}
const PathD2D* d2dPath = static_cast<const PathD2D*>(path);
if (!PrepareForDrawing(aOptions.mCompositionOp, aPattern)) {
return;
}
mDC->SetAntialiasMode(D2DAAMode(aOptions.mAntialiasMode));
RefPtr<ID2D1Brush> brush = CreateBrushForPattern(aPattern, aOptions.mAlpha);
mDC->FillGeometry(d2dPath->mGeometry, brush);
FinalizeDrawing(aOptions.mCompositionOp, aPattern);
}
void DrawTargetD2D1::FillGlyphs(ScaledFont* aFont, const GlyphBuffer& aBuffer,
const Pattern& aPattern,
const DrawOptions& aOptions) {
if (aFont->GetType() != FontType::DWRITE) {
gfxDebug() << *this << ": Ignoring drawing call for incompatible font.";
return;
}
ScaledFontDWrite* font = static_cast<ScaledFontDWrite*>(aFont);
// May be null, if we failed to initialize the default rendering params.
RefPtr<IDWriteRenderingParams> params =
font->DWriteSettings().RenderingParams();
AntialiasMode aaMode = font->GetDefaultAAMode();
if (aOptions.mAntialiasMode != AntialiasMode::DEFAULT) {
aaMode = aOptions.mAntialiasMode;
}
if (!PrepareForDrawing(aOptions.mCompositionOp, aPattern)) {
return;
}
bool forceClearType = false;
if (!CurrentLayer().mIsOpaque && mPermitSubpixelAA &&
aOptions.mCompositionOp == CompositionOp::OP_OVER &&
aaMode == AntialiasMode::SUBPIXEL) {
forceClearType = true;
}
D2D1_TEXT_ANTIALIAS_MODE d2dAAMode = D2D1_TEXT_ANTIALIAS_MODE_DEFAULT;
switch (aaMode) {
case AntialiasMode::NONE:
d2dAAMode = D2D1_TEXT_ANTIALIAS_MODE_ALIASED;
break;
case AntialiasMode::GRAY:
d2dAAMode = D2D1_TEXT_ANTIALIAS_MODE_GRAYSCALE;
break;
case AntialiasMode::SUBPIXEL:
d2dAAMode = D2D1_TEXT_ANTIALIAS_MODE_CLEARTYPE;
break;
default:
d2dAAMode = D2D1_TEXT_ANTIALIAS_MODE_DEFAULT;
}
if (d2dAAMode == D2D1_TEXT_ANTIALIAS_MODE_CLEARTYPE &&
!CurrentLayer().mIsOpaque && !forceClearType) {
d2dAAMode = D2D1_TEXT_ANTIALIAS_MODE_GRAYSCALE;
}
mDC->SetTextAntialiasMode(d2dAAMode);
if (params != mTextRenderingParams) {
// According to
// it's OK to pass null for params here; it will just "clear current text
// rendering options".
mDC->SetTextRenderingParams(params);
mTextRenderingParams = params;
}
RefPtr<ID2D1Brush> brush = CreateBrushForPattern(aPattern, aOptions.mAlpha);
AutoDWriteGlyphRun autoRun;
DWriteGlyphRunFromGlyphs(aBuffer, font, &autoRun);
bool needsRepushedLayers = false;
if (forceClearType) {
D2D1_RECT_F rect;
bool isAligned;
needsRepushedLayers = CurrentLayer().mPushedClips.size() &&
!GetDeviceSpaceClipRect(rect, isAligned);
// If we have a complex clip in our stack and we have a transparent
// background, and subpixel AA is permitted, we need to repush our layer
// stack limited by the glyph run bounds initializing our layers for
// subpixel AA.
if (needsRepushedLayers) {
mDC->GetGlyphRunWorldBounds(D2D1::Point2F(), &autoRun,
DWRITE_MEASURING_MODE_NATURAL, &rect);
rect.left = std::floor(rect.left);
rect.right = std::ceil(rect.right);
rect.top = std::floor(rect.top);
rect.bottom = std::ceil(rect.bottom);
PopAllClips();
if (!mTransform.IsRectilinear()) {
// We must limit the pixels we touch to the -user space- bounds of
// the glyphs being drawn. In order not to get transparent pixels
// copied up in our pushed layer stack.
D2D1_RECT_F userRect;
mDC->SetTransform(D2D1::IdentityMatrix());
mDC->GetGlyphRunWorldBounds(D2D1::Point2F(), &autoRun,
DWRITE_MEASURING_MODE_NATURAL, &userRect);
RefPtr<ID2D1PathGeometry> path;
factory()->CreatePathGeometry(getter_AddRefs(path));
RefPtr<ID2D1GeometrySink> sink;
path->Open(getter_AddRefs(sink));
AddRectToSink(sink, userRect);
sink->Close();
mDC->PushLayer(
D2D1::LayerParameters1(
D2D1::InfiniteRect(), path, D2D1_ANTIALIAS_MODE_ALIASED,
D2DMatrix(mTransform), 1.0f, nullptr,
D2D1_LAYER_OPTIONS1_INITIALIZE_FROM_BACKGROUND |
D2D1_LAYER_OPTIONS1_IGNORE_ALPHA),
nullptr);
}
PushClipsToDC(mDC, true, rect);
mDC->SetTransform(D2DMatrix(mTransform));
}
}
if (brush) {
mDC->DrawGlyphRun(D2D1::Point2F(), &autoRun, brush);
}
if (mTransform.HasNonTranslation()) {
mTransformedGlyphsSinceLastPurge += aBuffer.mNumGlyphs;
}
if (needsRepushedLayers) {
PopClipsFromDC(mDC);
if (!mTransform.IsRectilinear()) {
mDC->PopLayer();
}
}
FinalizeDrawing(aOptions.mCompositionOp, aPattern);
}
void DrawTargetD2D1::Mask(const Pattern& aSource, const Pattern& aMask,
const DrawOptions& aOptions) {
if (!PrepareForDrawing(aOptions.mCompositionOp, aSource)) {
return;
}
RefPtr<ID2D1Brush> source = CreateBrushForPattern(aSource, aOptions.mAlpha);
RefPtr<ID2D1Brush> mask = CreateBrushForPattern(aMask, 1.0f);
mDC->PushLayer(D2D1::LayerParameters(D2D1::InfiniteRect(), nullptr,
D2D1_ANTIALIAS_MODE_PER_PRIMITIVE,
D2D1::IdentityMatrix(), 1.0f, mask),
nullptr);
Rect rect(0, 0, (Float)mSize.width, (Float)mSize.height);
Matrix mat = mTransform;
mat.Invert();
mDC->FillRectangle(D2DRect(mat.TransformBounds(rect)), source);
mDC->PopLayer();
FinalizeDrawing(aOptions.mCompositionOp, aSource);
}
void DrawTargetD2D1::PushClipGeometry(ID2D1Geometry* aGeometry,
const D2D1_MATRIX_3X2_F& aTransform,
bool aPixelAligned) {
mCurrentClippedGeometry = nullptr;
PushedClip clip;
clip.mGeometry = aGeometry;
clip.mTransform = aTransform;
clip.mIsPixelAligned = aPixelAligned;
aGeometry->GetBounds(aTransform, &clip.mBounds);
CurrentLayer().mPushedClips.push_back(clip);
// The transform of clips is relative to the world matrix, since we use the
// total transform for the clips, make the world matrix identity.
mDC->SetTransform(D2D1::IdentityMatrix());
mTransformDirty = true;
if (CurrentLayer().mClipsArePushed) {
PushD2DLayer(mDC, clip.mGeometry, clip.mTransform, clip.mIsPixelAligned);
}
}
void DrawTargetD2D1::PushClip(const Path* aPath) {
const Path* path = aPath;
if (path->GetBackendType() != BackendType::DIRECT2D1_1) {
gfxDebug() << *this << ": Ignoring clipping call for incompatible path.";
return;
}
if (!EnsureInitialized()) {
return;
}
RefPtr<PathD2D> pathD2D = static_cast<PathD2D*>(const_cast<Path*>(path));
PushClipGeometry(pathD2D->GetGeometry(), D2DMatrix(mTransform));
}
void DrawTargetD2D1::PushClipRect(const Rect& aRect) {
if (!EnsureInitialized()) {
return;
}
if (!mTransform.IsRectilinear()) {
// Whoops, this isn't a rectangle in device space, Direct2D will not deal
// with this transform the way we want it to.
// See remarks:
RefPtr<ID2D1Geometry> geom = ConvertRectToGeometry(D2DRect(aRect));
return PushClipGeometry(geom, D2DMatrix(mTransform));
}
mCurrentClippedGeometry = nullptr;
PushedClip clip;
Rect rect = mTransform.TransformBounds(aRect);
IntRect intRect;
clip.mIsPixelAligned = rect.ToIntRect(&intRect);
// Do not store the transform, just store the device space rectangle directly.
clip.mBounds = D2DRect(rect);
CurrentLayer().mPushedClips.push_back(clip);
mDC->SetTransform(D2D1::IdentityMatrix());
mTransformDirty = true;
if (CurrentLayer().mClipsArePushed) {
mDC->PushAxisAlignedClip(
clip.mBounds, clip.mIsPixelAligned ? D2D1_ANTIALIAS_MODE_ALIASED
: D2D1_ANTIALIAS_MODE_PER_PRIMITIVE);
}
}
void DrawTargetD2D1::PushDeviceSpaceClipRects(const IntRect* aRects,
uint32_t aCount) {
if (!EnsureInitialized()) {
return;
}
// Build a path for the union of the rects.
RefPtr<ID2D1PathGeometry> path;
factory()->CreatePathGeometry(getter_AddRefs(path));
RefPtr<ID2D1GeometrySink> sink;
path->Open(getter_AddRefs(sink));
sink->SetFillMode(D2D1_FILL_MODE_WINDING);
for (uint32_t i = 0; i < aCount; i++) {
const IntRect& rect = aRects[i];
sink->BeginFigure(D2DPoint(rect.TopLeft()), D2D1_FIGURE_BEGIN_FILLED);
D2D1_POINT_2F lines[3] = {D2DPoint(rect.TopRight()),
D2DPoint(rect.BottomRight()),
D2DPoint(rect.BottomLeft())};
sink->AddLines(lines, 3);
sink->EndFigure(D2D1_FIGURE_END_CLOSED);
}
sink->Close();
// The path is in device-space, so there is no transform needed,
// and all rects are pixel aligned.
PushClipGeometry(path, D2D1::IdentityMatrix(), true);
}
void DrawTargetD2D1::PopClip() {
if (!EnsureInitialized()) {
return;
}
mCurrentClippedGeometry = nullptr;
if (CurrentLayer().mPushedClips.empty()) {
gfxDevCrash(LogReason::UnbalancedClipStack)
<< "DrawTargetD2D1::PopClip: No clip to pop.";
return;
}
if (CurrentLayer().mClipsArePushed) {
if (CurrentLayer().mPushedClips.back().mGeometry) {
mDC->PopLayer();
} else {
mDC->PopAxisAlignedClip();
}
}
CurrentLayer().mPushedClips.pop_back();
}
void DrawTargetD2D1::PushLayer(bool aOpaque, Float aOpacity,
SourceSurface* aMask,
const Matrix& aMaskTransform,
const IntRect& aBounds, bool aCopyBackground) {
if (!EnsureInitialized()) {
return;
}
D2D1_LAYER_OPTIONS1 options = D2D1_LAYER_OPTIONS1_NONE;
if (aOpaque) {
options |= D2D1_LAYER_OPTIONS1_IGNORE_ALPHA;
}
if (aCopyBackground) {
options |= D2D1_LAYER_OPTIONS1_INITIALIZE_FROM_BACKGROUND;
}
RefPtr<ID2D1ImageBrush> mask;
Matrix maskTransform = aMaskTransform;
RefPtr<ID2D1PathGeometry> clip;
if (aMask) {
RefPtr<ID2D1Image> image =
GetImageForSurface(aMask, maskTransform, ExtendMode::CLAMP);
mDC->SetTransform(D2D1::IdentityMatrix());
mTransformDirty = true;
maskTransform =
maskTransform.PreTranslate(aMask->GetRect().X(), aMask->GetRect().Y());
// The mask is given in user space. Our layer will apply it in device space.
maskTransform = maskTransform * mTransform;
if (image) {
IntSize maskSize = aMask->GetSize();
HRESULT hr = mDC->CreateImageBrush(
image,
D2D1::ImageBrushProperties(
D2D1::RectF(0, 0, maskSize.width, maskSize.height)),
D2D1::BrushProperties(1.0f, D2DMatrix(maskTransform)),
getter_AddRefs(mask));
if (FAILED(hr)) {
gfxWarning() << "[D2D1.1] Failed to create a ImageBrush, code: "
<< hexa(hr);
}
factory()->CreatePathGeometry(getter_AddRefs(clip));
RefPtr<ID2D1GeometrySink> sink;
clip->Open(getter_AddRefs(sink));
AddRectToSink(sink, D2D1::RectF(0, 0, aMask->GetSize().width,
aMask->GetSize().height));
sink->Close();
} else {
gfxCriticalError() << "Failed to get image for mask surface!";
}
}
PushAllClips();
mDC->PushLayer(D2D1::LayerParameters1(
D2D1::InfiniteRect(), clip, D2D1_ANTIALIAS_MODE_ALIASED,
D2DMatrix(maskTransform), aOpacity, mask, options),
nullptr);
PushedLayer pushedLayer;
pushedLayer.mClipsArePushed = false;
pushedLayer.mIsOpaque = aOpaque;
pushedLayer.mOldPermitSubpixelAA = mPermitSubpixelAA;
mPermitSubpixelAA = aOpaque;
mDC->CreateCommandList(getter_AddRefs(pushedLayer.mCurrentList));
mPushedLayers.push_back(pushedLayer);
mDC->SetTarget(CurrentTarget());
mUsedCommandListsSincePurge++;
}
void DrawTargetD2D1::PopLayer() {
// We must have at least one layer at all times.
MOZ_ASSERT(mPushedLayers.size() > 1);
MOZ_ASSERT(CurrentLayer().mPushedClips.size() == 0);
if (!EnsureInitialized() || mPushedLayers.size() <= 1) {
return;
}
RefPtr<ID2D1CommandList> list = CurrentLayer().mCurrentList;
mPermitSubpixelAA = CurrentLayer().mOldPermitSubpixelAA;
mPushedLayers.pop_back();
mDC->SetTarget(CurrentTarget());
list->Close();
mDC->SetTransform(D2D1::IdentityMatrix());
mTransformDirty = true;
DCCommandSink sink(mDC);
list->Stream(&sink);
mComplexBlendsWithListInList = 0;
mDC->PopLayer();
}
already_AddRefed<SourceSurface> DrawTargetD2D1::CreateSourceSurfaceFromData(
unsigned char* aData, const IntSize& aSize, int32_t aStride,
SurfaceFormat aFormat) const {
RefPtr<ID2D1Bitmap1> bitmap;
RefPtr<ID2D1DeviceContext> dc = Factory::GetD2DDeviceContext();
if (!dc) {
return nullptr;
}
HRESULT hr =
dc->CreateBitmap(D2DIntSize(aSize), aData, aStride,
D2D1::BitmapProperties1(D2D1_BITMAP_OPTIONS_NONE,
D2DPixelFormat(aFormat)),
getter_AddRefs(bitmap));
if (FAILED(hr) || !bitmap) {
gfxCriticalError(
CriticalLog::DefaultOptions(Factory::ReasonableSurfaceSize(aSize)))
<< "[D2D1.1] 1CreateBitmap failure " << aSize << " Code: " << hexa(hr)
<< " format " << (int)aFormat;
return nullptr;
}
return MakeAndAddRef<SourceSurfaceD2D1>(bitmap.get(), dc.get(), aFormat,
aSize);
}
already_AddRefed<DrawTarget> DrawTargetD2D1::CreateSimilarDrawTarget(
const IntSize& aSize, SurfaceFormat aFormat) const {
RefPtr<DrawTargetD2D1> dt = new DrawTargetD2D1();
if (!dt->Init(aSize, aFormat)) {
return nullptr;
}
return dt.forget();
}
bool DrawTargetD2D1::CanCreateSimilarDrawTarget(const IntSize& aSize,
SurfaceFormat aFormat) const {
RefPtr<ID2D1DeviceContext> dc = Factory::GetD2DDeviceContext();
if (!dc) {
return false;
}
return (dc->GetMaximumBitmapSize() >= UINT32(aSize.width) &&
dc->GetMaximumBitmapSize() >= UINT32(aSize.height));
}
RefPtr<DrawTarget> DrawTargetD2D1::CreateClippedDrawTarget(
const Rect& aBounds, SurfaceFormat aFormat) {
RefPtr<DrawTarget> result;
if (!aBounds.IsEmpty()) {
PushClipRect(aBounds);
}
D2D1_RECT_F clipRect;
bool isAligned;
GetDeviceSpaceClipRect(clipRect, isAligned);
IntRect rect = RoundedOut(ToRect(clipRect));
RefPtr<DrawTarget> dt = CreateSimilarDrawTarget(rect.Size(), aFormat);
result = gfx::Factory::CreateOffsetDrawTarget(dt, rect.TopLeft());
result->SetTransform(mTransform);
if (!aBounds.IsEmpty()) {
PopClip();
}
return result;
}
already_AddRefed<PathBuilder> DrawTargetD2D1::CreatePathBuilder(
FillRule aFillRule) const {
RefPtr<ID2D1PathGeometry> path;
HRESULT hr = factory()->CreatePathGeometry(getter_AddRefs(path));
if (FAILED(hr)) {
gfxWarning() << *this << ": Failed to create Direct2D Path Geometry. Code: "
<< hexa(hr);
return nullptr;
}
RefPtr<ID2D1GeometrySink> sink;
hr = path->Open(getter_AddRefs(sink));
if (FAILED(hr)) {
gfxWarning() << *this << ": Failed to access Direct2D Path Geometry. Code: "
<< hexa(hr);
return nullptr;
}
if (aFillRule == FillRule::FILL_WINDING) {
sink->SetFillMode(D2D1_FILL_MODE_WINDING);
}
return MakeAndAddRef<PathBuilderD2D>(sink, path, aFillRule,
BackendType::DIRECT2D1_1);
}
already_AddRefed<GradientStops> DrawTargetD2D1::CreateGradientStops(
GradientStop* rawStops, uint32_t aNumStops, ExtendMode aExtendMode) const {
if (aNumStops == 0) {
gfxWarning() << *this
<< ": Failed to create GradientStopCollection with no stops.";
return nullptr;
}
D2D1_GRADIENT_STOP* stops = new D2D1_GRADIENT_STOP[aNumStops];
for (uint32_t i = 0; i < aNumStops; i++) {
stops[i].position = rawStops[i].offset;
stops[i].color = D2DColor(rawStops[i].color);
}
RefPtr<ID2D1GradientStopCollection1> stopCollection;
RefPtr<ID2D1DeviceContext> dc = Factory::GetD2DDeviceContext();
if (!dc) {
return nullptr;
}
HRESULT hr = dc->CreateGradientStopCollection(
stops, aNumStops, D2D1_COLOR_SPACE_SRGB, D2D1_COLOR_SPACE_SRGB,
D2D1_BUFFER_PRECISION_8BPC_UNORM, D2DExtend(aExtendMode, Axis::BOTH),
D2D1_COLOR_INTERPOLATION_MODE_PREMULTIPLIED,
getter_AddRefs(stopCollection));
delete[] stops;
if (FAILED(hr)) {
gfxWarning() << *this << ": Failed to create GradientStopCollection. Code: "
<< hexa(hr);
return nullptr;
}
RefPtr<ID3D11Device> device = Factory::GetDirect3D11Device();
return MakeAndAddRef<GradientStopsD2D>(stopCollection, device);
}
already_AddRefed<FilterNode> DrawTargetD2D1::CreateFilter(FilterType aType) {
if (!EnsureInitialized()) {
return nullptr;
}
return FilterNodeD2D1::Create(mDC, aType);
}
bool DrawTargetD2D1::Init(ID3D11Texture2D* aTexture, SurfaceFormat aFormat) {
RefPtr<ID2D1Device> device = Factory::GetD2D1Device(&mDeviceSeq);
if (!device) {
gfxCriticalNote << "[D2D1.1] Failed to obtain a device for "
"DrawTargetD2D1::Init(ID3D11Texture2D*, SurfaceFormat).";
return false;
}
aTexture->QueryInterface(__uuidof(IDXGISurface),
(void**)((IDXGISurface**)getter_AddRefs(mSurface)));
if (!mSurface) {
gfxCriticalError() << "[D2D1.1] Failed to obtain a DXGI surface.";
return false;
}
mFormat = aFormat;
D3D11_TEXTURE2D_DESC desc;
aTexture->GetDesc(&desc);
mSize.width = desc.Width;
mSize.height = desc.Height;
return true;
}
bool DrawTargetD2D1::Init(const IntSize& aSize, SurfaceFormat aFormat) {
RefPtr<ID2D1Device> device = Factory::GetD2D1Device(&mDeviceSeq);
if (!device) {
gfxCriticalNote << "[D2D1.1] Failed to obtain a device for "
"DrawTargetD2D1::Init(IntSize, SurfaceFormat).";
return false;
}
if (!CanCreateSimilarDrawTarget(aSize, aFormat)) {
// Size unsupported.
return false;
}
mFormat = aFormat;
mSize = aSize;
return true;
}
/**
* Private helpers.
*/
uint32_t DrawTargetD2D1::GetByteSize() const {
return mSize.width * mSize.height * BytesPerPixel(mFormat);
}
RefPtr<ID2D1Factory1> DrawTargetD2D1::factory() {
StaticMutexAutoLock lock(Factory::mDeviceLock);
if (mFactory || !NS_IsMainThread()) {
return mFactory;
}
// We don't allow initializing the factory off the main thread.
MOZ_RELEASE_ASSERT(NS_IsMainThread());
RefPtr<ID2D1Factory> factory;
D2D1CreateFactoryFunc createD2DFactory;
HMODULE d2dModule = LoadLibraryW(L"d2d1.dll");
createD2DFactory =
(D2D1CreateFactoryFunc)GetProcAddress(d2dModule, "D2D1CreateFactory");
if (!createD2DFactory) {
gfxWarning() << "Failed to locate D2D1CreateFactory function.";
return nullptr;
}
D2D1_FACTORY_OPTIONS options;
#ifdef _DEBUG
options.debugLevel = D2D1_DEBUG_LEVEL_WARNING;
#else
options.debugLevel = D2D1_DEBUG_LEVEL_NONE;
#endif
// options.debugLevel = D2D1_DEBUG_LEVEL_INFORMATION;
HRESULT hr =
createD2DFactory(D2D1_FACTORY_TYPE_MULTI_THREADED, __uuidof(ID2D1Factory),
&options, getter_AddRefs(factory));
if (FAILED(hr) || !factory) {
gfxCriticalNote << "Failed to create a D2D1 content device: " << hexa(hr);
return nullptr;
}
RefPtr<ID2D1Factory1> factory1;
hr = factory->QueryInterface(__uuidof(ID2D1Factory1),
getter_AddRefs(factory1));
if (FAILED(hr) || !factory1) {
return nullptr;
}
mFactory = factory1;
ExtendInputEffectD2D1::Register(mFactory);
ConicGradientEffectD2D1::Register(mFactory);
RadialGradientEffectD2D1::Register(mFactory);
return mFactory;
}
void DrawTargetD2D1::CleanupD2D() {
MOZ_RELEASE_ASSERT(NS_IsMainThread());
Factory::mDeviceLock.AssertCurrentThreadOwns();
if (mFactory) {
RadialGradientEffectD2D1::Unregister(mFactory);
ConicGradientEffectD2D1::Unregister(mFactory);
ExtendInputEffectD2D1::Unregister(mFactory);
mFactory = nullptr;
}
}
void DrawTargetD2D1::FlushInternal(bool aHasDependencyMutex /* = false */) {
if (IsDeviceContextValid()) {
if ((mUsedCommandListsSincePurge >= kPushedLayersBeforePurge ||
mTransformedGlyphsSinceLastPurge >= kTransformedGlyphsBeforePurge) &&
mPushedLayers.size() == 1) {
// It's important to pop all clips as otherwise layers can forget about
// their clip when doing an EndDraw. When we have layers pushed we cannot
// easily pop all underlying clips to delay the purge until we have no
// layers pushed.
PopAllClips();
mUsedCommandListsSincePurge = 0;
mTransformedGlyphsSinceLastPurge = 0;
mDC->EndDraw();
mDC->BeginDraw();
} else {
mDC->Flush();
}
}
Maybe<StaticMutexAutoLock> lock;
if (!aHasDependencyMutex) {
lock.emplace(Factory::mDTDependencyLock);
}
Factory::mDTDependencyLock.AssertCurrentThreadOwns();
// We no longer depend on any target.
for (TargetSet::iterator iter = mDependingOnTargets.begin();
iter != mDependingOnTargets.end(); iter++) {
(*iter)->mDependentTargets.erase(this);
}
mDependingOnTargets.clear();
}
bool DrawTargetD2D1::EnsureInitialized() {
if (mInitState != InitState::Uninitialized) {
return mInitState == InitState::Success;
}
// Don't retry.
mInitState = InitState::Failure;
HRESULT hr;
RefPtr<ID2D1Device> device = Factory::GetD2D1Device(&mDeviceSeq);
if (!device) {
gfxCriticalNote << "[D2D1.1] Failed to obtain a device for "
"DrawTargetD2D1::EnsureInitialized().";
return false;
}
hr = device->CreateDeviceContext(
D2D1_DEVICE_CONTEXT_OPTIONS_ENABLE_MULTITHREADED_OPTIMIZATIONS,
getter_AddRefs(mDC));
if (FAILED(hr)) {
gfxCriticalError() << "[D2D1.1] 2Failed to create a DeviceContext, code: "
<< hexa(hr) << " format " << (int)mFormat;
return false;
}
if (!mSurface) {
if (mDC->GetMaximumBitmapSize() < UINT32(mSize.width) ||
mDC->GetMaximumBitmapSize() < UINT32(mSize.height)) {
// This is 'ok', so don't assert
gfxCriticalNote << "[D2D1.1] Attempt to use unsupported surface size "
<< mSize;
return false;
}
D2D1_BITMAP_PROPERTIES1 props;
props.dpiX = 96;
props.dpiY = 96;
props.pixelFormat = D2DPixelFormat(mFormat);
props.colorContext = nullptr;
props.bitmapOptions = D2D1_BITMAP_OPTIONS_TARGET;
hr = mDC->CreateBitmap(D2DIntSize(mSize), nullptr, 0, props,
(ID2D1Bitmap1**)getter_AddRefs(mBitmap));
if (FAILED(hr)) {
gfxCriticalError() << "[D2D1.1] 3CreateBitmap failure " << mSize
<< " Code: " << hexa(hr) << " format " << (int)mFormat;
return false;
}
} else {
D2D1_BITMAP_PROPERTIES1 props;
props.dpiX = 96;
props.dpiY = 96;
props.pixelFormat = D2DPixelFormat(mFormat);
props.colorContext = nullptr;
props.bitmapOptions = D2D1_BITMAP_OPTIONS_TARGET;
hr = mDC->CreateBitmapFromDxgiSurface(
mSurface, props, (ID2D1Bitmap1**)getter_AddRefs(mBitmap));
if (FAILED(hr)) {
gfxCriticalError()
<< "[D2D1.1] CreateBitmapFromDxgiSurface failure Code: " << hexa(hr)
<< " format " << (int)mFormat;
return false;
}
}
mDC->SetTarget(CurrentTarget());
hr = mDC->CreateSolidColorBrush(D2D1::ColorF(0, 0),
getter_AddRefs(mSolidColorBrush));
if (FAILED(hr)) {
gfxCriticalError() << "[D2D1.1] Failure creating solid color brush (I2).";
return false;
}
mDC->BeginDraw();
CurrentLayer().mIsOpaque = mFormat == SurfaceFormat::B8G8R8X8;
if (!mSurface) {
mDC->Clear();
}
mInitState = InitState::Success;
return true;
}
void DrawTargetD2D1::MarkChanged() {
if (mSnapshot) {
MutexAutoLock lock(*mSnapshotLock);
if (mSnapshot->hasOneRef()) {
// Just destroy it, since no-one else knows about it.
mSnapshot = nullptr;
} else {
mSnapshot->DrawTargetWillChange();
// The snapshot will no longer depend on this target.
MOZ_ASSERT(!mSnapshot);
}
}
{
StaticMutexAutoLock lock(Factory::mDTDependencyLock);
if (mDependentTargets.size()) {
// Copy mDependentTargets since the Flush()es below will modify it.
TargetSet tmpTargets = mDependentTargets;
for (TargetSet::iterator iter = tmpTargets.begin();
iter != tmpTargets.end(); iter++) {
(*iter)->FlushInternal(true);
}
// The Flush() should have broken all dependencies on this target.
MOZ_ASSERT(!mDependentTargets.size());
}
}
}
bool DrawTargetD2D1::ShouldClipTemporarySurfaceDrawing(CompositionOp aOp,
const Pattern& aPattern,
bool aClipIsComplex) {
bool patternSupported = IsPatternSupportedByD2D(aPattern);
return patternSupported && !CurrentLayer().mIsOpaque &&
D2DSupportsCompositeMode(aOp) && IsOperatorBoundByMask(aOp) &&
aClipIsComplex;
}
bool DrawTargetD2D1::PrepareForDrawing(CompositionOp aOp,
const Pattern& aPattern) {
if (!EnsureInitialized()) {
return false;
}
MarkChanged();
bool patternSupported = IsPatternSupportedByD2D(aPattern);
if (D2DSupportsPrimitiveBlendMode(aOp) && patternSupported) {
// It's important to do this before FlushTransformToDC! As this will cause
// the transform to become dirty.
PushAllClips();
FlushTransformToDC();
if (aOp != CompositionOp::OP_OVER) {
mDC->SetPrimitiveBlend(D2DPrimitiveBlendMode(aOp));
}
return true;
}
HRESULT result = mDC->CreateCommandList(getter_AddRefs(mCommandList));
mDC->SetTarget(mCommandList);
mUsedCommandListsSincePurge++;
// This is where we should have a valid command list. If we don't, something
// is wrong, and it's likely an OOM.
if (!mCommandList) {
gfxDevCrash(LogReason::InvalidCommandList)
<< "Invalid D2D1.1 command list on creation "
<< mUsedCommandListsSincePurge << ", " << gfx::hexa(result);
}
D2D1_RECT_F rect;
bool isAligned;
bool clipIsComplex = CurrentLayer().mPushedClips.size() &&
!GetDeviceSpaceClipRect(rect, isAligned);
if (ShouldClipTemporarySurfaceDrawing(aOp, aPattern, clipIsComplex)) {
PushClipsToDC(mDC);
}
FlushTransformToDC();
return true;
}
void DrawTargetD2D1::FinalizeDrawing(CompositionOp aOp,
const Pattern& aPattern) {
bool patternSupported = IsPatternSupportedByD2D(aPattern);
if (D2DSupportsPrimitiveBlendMode(aOp) && patternSupported) {
if (aOp != CompositionOp::OP_OVER)
mDC->SetPrimitiveBlend(D2D1_PRIMITIVE_BLEND_SOURCE_OVER);
return;
}
D2D1_RECT_F rect;
bool isAligned;
bool clipIsComplex = CurrentLayer().mPushedClips.size() &&
!GetDeviceSpaceClipRect(rect, isAligned);
if (ShouldClipTemporarySurfaceDrawing(aOp, aPattern, clipIsComplex)) {
PopClipsFromDC(mDC);
}
mDC->SetTarget(CurrentTarget());
if (!mCommandList) {
gfxDevCrash(LogReason::InvalidCommandList)
<< "Invalid D21.1 command list on finalize";
return;
}
mCommandList->Close();
RefPtr<ID2D1CommandList> source = mCommandList;
mCommandList = nullptr;
mDC->SetTransform(D2D1::IdentityMatrix());
mTransformDirty = true;
if (patternSupported) {
if (D2DSupportsCompositeMode(aOp)) {
RefPtr<ID2D1Image> tmpImage;
if (clipIsComplex) {
PopAllClips();
if (!IsOperatorBoundByMask(aOp)) {
tmpImage = GetImageForLayerContent();
}
}
mDC->DrawImage(source, D2D1_INTERPOLATION_MODE_NEAREST_NEIGHBOR,
D2DCompositionMode(aOp));
if (tmpImage) {
RefPtr<ID2D1ImageBrush> brush;
RefPtr<ID2D1Geometry> inverseGeom = GetInverseClippedGeometry();
mDC->CreateImageBrush(tmpImage,
D2D1::ImageBrushProperties(
D2D1::RectF(0, 0, mSize.width, mSize.height)),
getter_AddRefs(brush));
mDC->SetPrimitiveBlend(D2D1_PRIMITIVE_BLEND_COPY);
mDC->FillGeometry(inverseGeom, brush);
mDC->SetPrimitiveBlend(D2D1_PRIMITIVE_BLEND_SOURCE_OVER);
}
return;
}
RefPtr<ID2D1Effect> blendEffect;
HRESULT hr =
mDC->CreateEffect(CLSID_D2D1Blend, getter_AddRefs(blendEffect));
if (FAILED(hr) || !blendEffect) {
gfxWarning() << "Failed to create blend effect!";
return;
}
IntRect bounds(IntPoint(), mSize);
RefPtr<ID2D1Geometry> geom;
if (CurrentLayer().mPushedClips.size() > 0) {
geom = GetClippedGeometry(&bounds);
}
RefPtr<ID2D1Image> tmpImage = GetImageForLayerContent(&bounds, bool(geom));
if (!tmpImage) {
return;
}
blendEffect->SetInput(0, tmpImage);
blendEffect->SetInput(1, source);
blendEffect->SetValue(D2D1_BLEND_PROP_MODE, D2DBlendMode(aOp));
if (geom) {
RefPtr<ID2D1Image> blendOutput;
blendEffect->GetOutput(getter_AddRefs(blendOutput));
RefPtr<ID2D1ImageBrush> brush;
mDC->CreateImageBrush(
blendOutput, D2D1::ImageBrushProperties(D2DRect(bounds)),
D2D1::BrushProperties(
1.0f, D2D1::Matrix3x2F::Translation(bounds.x, bounds.y)),
getter_AddRefs(brush));
mDC->SetPrimitiveBlend(D2D1_PRIMITIVE_BLEND_COPY);
mDC->FillGeometry(geom, brush);
mDC->SetPrimitiveBlend(D2D1_PRIMITIVE_BLEND_SOURCE_OVER);
} else {
mDC->DrawImage(blendEffect, D2D1_INTERPOLATION_MODE_NEAREST_NEIGHBOR,
D2D1_COMPOSITE_MODE_BOUNDED_SOURCE_COPY);
}
mComplexBlendsWithListInList++;
return;
}
if (aPattern.GetType() == PatternType::CONIC_GRADIENT) {
const ConicGradientPattern* pat =
static_cast<const ConicGradientPattern*>(&aPattern);
if (!pat->mStops) {
// Draw nothing because of no color stops
return;
}
RefPtr<ID2D1Effect> conicGradientEffect;
HRESULT hr = mDC->CreateEffect(CLSID_ConicGradientEffect,
getter_AddRefs(conicGradientEffect));
if (FAILED(hr) || !conicGradientEffect) {
gfxWarning() << "Failed to create conic gradient effect. Code: "
<< hexa(hr);
return;
}
PushAllClips();
conicGradientEffect->SetValue(
CONIC_PROP_STOP_COLLECTION,
static_cast<const GradientStopsD2D*>(pat->mStops.get())
->mStopCollection);
conicGradientEffect->SetValue(
CONIC_PROP_CENTER, D2D1::Vector2F(pat->mCenter.x, pat->mCenter.y));
conicGradientEffect->SetValue(CONIC_PROP_ANGLE, pat->mAngle);
conicGradientEffect->SetValue(CONIC_PROP_START_OFFSET, pat->mStartOffset);
conicGradientEffect->SetValue(CONIC_PROP_END_OFFSET, pat->mEndOffset);
conicGradientEffect->SetValue(CONIC_PROP_TRANSFORM,
D2DMatrix(pat->mMatrix * mTransform));
conicGradientEffect->SetInput(0, source);
mDC->DrawImage(conicGradientEffect,
D2D1_INTERPOLATION_MODE_NEAREST_NEIGHBOR,
D2DCompositionMode(aOp));
return;
}
MOZ_ASSERT(aPattern.GetType() == PatternType::RADIAL_GRADIENT);
const RadialGradientPattern* pat =
static_cast<const RadialGradientPattern*>(&aPattern);
if (pat->mCenter1 == pat->mCenter2 && pat->mRadius1 == pat->mRadius2) {
// Draw nothing!
return;
}
if (!pat->mStops) {
// Draw nothing because of no color stops
return;
}
RefPtr<ID2D1Effect> radialGradientEffect;
HRESULT hr = mDC->CreateEffect(CLSID_RadialGradientEffect,
getter_AddRefs(radialGradientEffect));
if (FAILED(hr) || !radialGradientEffect) {
gfxWarning() << "Failed to create radial gradient effect. Code: "
<< hexa(hr);
return;
}
PushAllClips();
radialGradientEffect->SetValue(
RADIAL_PROP_STOP_COLLECTION,
static_cast<const GradientStopsD2D*>(pat->mStops.get())->mStopCollection);
radialGradientEffect->SetValue(
RADIAL_PROP_CENTER_1, D2D1::Vector2F(pat->mCenter1.x, pat->mCenter1.y));
radialGradientEffect->SetValue(
RADIAL_PROP_CENTER_2, D2D1::Vector2F(pat->mCenter2.x, pat->mCenter2.y));
radialGradientEffect->SetValue(RADIAL_PROP_RADIUS_1, pat->mRadius1);
radialGradientEffect->SetValue(RADIAL_PROP_RADIUS_2, pat->mRadius2);
radialGradientEffect->SetValue(RADIAL_PROP_RADIUS_2, pat->mRadius2);
radialGradientEffect->SetValue(RADIAL_PROP_TRANSFORM,
D2DMatrix(pat->mMatrix * mTransform));
radialGradientEffect->SetInput(0, source);
mDC->DrawImage(radialGradientEffect, D2D1_INTERPOLATION_MODE_NEAREST_NEIGHBOR,
D2DCompositionMode(aOp));
}
void DrawTargetD2D1::AddDependencyOnSource(SourceSurfaceD2D1* aSource) {
Maybe<MutexAutoLock> snapshotLock;
// We grab the SnapshotLock as well, this guaranteeds aSource->mDrawTarget
// cannot be cleared in between the if statement and the dereference.
if (aSource->mSnapshotLock) {
snapshotLock.emplace(*aSource->mSnapshotLock);
}
{
StaticMutexAutoLock lock(Factory::mDTDependencyLock);
if (aSource->mDrawTarget &&
!mDependingOnTargets.count(aSource->mDrawTarget)) {
aSource->mDrawTarget->mDependentTargets.insert(this);
mDependingOnTargets.insert(aSource->mDrawTarget);
}
}
}
static D2D1_RECT_F IntersectRect(const D2D1_RECT_F& aRect1,
const D2D1_RECT_F& aRect2) {
D2D1_RECT_F result;
result.left = std::max(aRect1.left, aRect2.left);
result.top = std::max(aRect1.top, aRect2.top);
result.right = std::min(aRect1.right, aRect2.right);
result.bottom = std::min(aRect1.bottom, aRect2.bottom);
result.right = std::max(result.right, result.left);
result.bottom = std::max(result.bottom, result.top);
return result;
}
bool DrawTargetD2D1::GetDeviceSpaceClipRect(D2D1_RECT_F& aClipRect,
bool& aIsPixelAligned) {
aIsPixelAligned = true;
aClipRect = D2D1::RectF(0, 0, mSize.width, mSize.height);
if (!CurrentLayer().mPushedClips.size()) {
return false;
}
for (auto iter = CurrentLayer().mPushedClips.begin();
iter != CurrentLayer().mPushedClips.end(); iter++) {
if (iter->mGeometry) {
return false;
}
aClipRect = IntersectRect(aClipRect, iter->mBounds);
if (!iter->mIsPixelAligned) {
aIsPixelAligned = false;
}
}
return true;
}
static const uint32_t sComplexBlendsWithListAllowedInList = 4;
already_AddRefed<ID2D1Image> DrawTargetD2D1::GetImageForLayerContent(
const IntRect* aBounds, bool aShouldPreserveContent) {
PopAllClips();
IntRect bounds = aBounds ? *aBounds : IntRect(IntPoint(), mSize);
IntSize size(bounds.XMost(), bounds.YMost());
if (!CurrentLayer().mCurrentList) {
RefPtr<ID2D1Bitmap> tmpBitmap;
HRESULT hr = mDC->CreateBitmap(
D2DIntSize(size), D2D1::BitmapProperties(D2DPixelFormat(mFormat)),
getter_AddRefs(tmpBitmap));
if (FAILED(hr)) {
gfxCriticalError(
CriticalLog::DefaultOptions(Factory::ReasonableSurfaceSize(size)))
<< "[D2D1.1] 6CreateBitmap failure " << size << " Code: " << hexa(hr)
<< " format " << (int)mFormat;
// If it's a recreate target error, return and handle it elsewhere.
if (hr == D2DERR_RECREATE_TARGET) {
mDC->Flush();
return nullptr;
}
// For now, crash in other scenarios; this should happen because tmpBitmap
// is null and CopyFromBitmap call below dereferences it.
}
mDC->Flush();
D2D1_POINT_2U destOffset = D2D1::Point2U(bounds.x, bounds.y);
D2D1_RECT_U srcRect =
D2D1::RectU(bounds.x, bounds.y, bounds.width, bounds.height);
tmpBitmap->CopyFromBitmap(&destOffset, mBitmap, &srcRect);
return tmpBitmap.forget();
} else {
RefPtr<ID2D1CommandList> list = CurrentLayer().mCurrentList;
mDC->CreateCommandList(getter_AddRefs(CurrentLayer().mCurrentList));
mDC->SetTarget(CurrentTarget());
list->Close();
RefPtr<ID2D1Bitmap1> tmpBitmap;
if (mComplexBlendsWithListInList >= sComplexBlendsWithListAllowedInList) {
D2D1_BITMAP_PROPERTIES1 props = D2D1::BitmapProperties1(
D2D1_BITMAP_OPTIONS_TARGET,
D2D1::PixelFormat(DXGI_FORMAT_B8G8R8A8_UNORM,
D2D1_ALPHA_MODE_PREMULTIPLIED));
mDC->CreateBitmap(D2DIntSize(size), nullptr, 0, &props,
getter_AddRefs(tmpBitmap));
mDC->SetTransform(D2D1::IdentityMatrix());
mTransformDirty = true;
mDC->SetTarget(tmpBitmap);
mDC->DrawImage(list, D2D1_INTERPOLATION_MODE_NEAREST_NEIGHBOR,
D2D1_COMPOSITE_MODE_BOUNDED_SOURCE_COPY);
mDC->SetTarget(CurrentTarget());
mComplexBlendsWithListInList = 0;
}
DCCommandSink sink(mDC);
if (aShouldPreserveContent) {
list->Stream(&sink);
}
if (tmpBitmap) {
return tmpBitmap.forget();
}
return list.forget();
}
}
already_AddRefed<ID2D1Geometry> DrawTargetD2D1::GetClippedGeometry(
IntRect* aClipBounds) {
if (mCurrentClippedGeometry) {
*aClipBounds = mCurrentClipBounds;
RefPtr<ID2D1Geometry> clippedGeometry(mCurrentClippedGeometry);
return clippedGeometry.forget();
}
MOZ_ASSERT(CurrentLayer().mPushedClips.size());
mCurrentClipBounds = IntRect(IntPoint(0, 0), mSize);
// if pathGeom is null then pathRect represents the path.
RefPtr<ID2D1Geometry> pathGeom;
D2D1_RECT_F pathRect;
bool pathRectIsAxisAligned = false;
auto iter = CurrentLayer().mPushedClips.begin();
if (iter->mGeometry) {
pathGeom = GetTransformedGeometry(iter->mGeometry, iter->mTransform);
} else {
pathRect = iter->mBounds;
pathRectIsAxisAligned = iter->mIsPixelAligned;
}
iter++;
for (; iter != CurrentLayer().mPushedClips.end(); iter++) {
// Do nothing but add it to the current clip bounds.
if (!iter->mGeometry && iter->mIsPixelAligned) {
mCurrentClipBounds.IntersectRect(
mCurrentClipBounds,
IntRect(int32_t(iter->mBounds.left), int32_t(iter->mBounds.top),
int32_t(iter->mBounds.right - iter->mBounds.left),
int32_t(iter->mBounds.bottom - iter->mBounds.top)));
continue;
}
if (!pathGeom) {
if (pathRectIsAxisAligned) {
mCurrentClipBounds.IntersectRect(
mCurrentClipBounds,
IntRect(int32_t(pathRect.left), int32_t(pathRect.top),
int32_t(pathRect.right - pathRect.left),
int32_t(pathRect.bottom - pathRect.top)));
}
if (iter->mGeometry) {
// See if pathRect needs to go into the path geometry.
if (!pathRectIsAxisAligned) {
pathGeom = ConvertRectToGeometry(pathRect);
} else {
pathGeom = GetTransformedGeometry(iter->mGeometry, iter->mTransform);
}
} else {
pathRect = IntersectRect(pathRect, iter->mBounds);
pathRectIsAxisAligned = false;
continue;
}
}
RefPtr<ID2D1PathGeometry> newGeom;
factory()->CreatePathGeometry(getter_AddRefs(newGeom));
RefPtr<ID2D1GeometrySink> currentSink;
newGeom->Open(getter_AddRefs(currentSink));
if (iter->mGeometry) {
pathGeom->CombineWithGeometry(iter->mGeometry,
D2D1_COMBINE_MODE_INTERSECT,
iter->mTransform, currentSink);
} else {
RefPtr<ID2D1Geometry> rectGeom = ConvertRectToGeometry(iter->mBounds);
pathGeom->CombineWithGeometry(rectGeom, D2D1_COMBINE_MODE_INTERSECT,
D2D1::IdentityMatrix(), currentSink);
}
currentSink->Close();
pathGeom = newGeom.forget();
}
// For now we need mCurrentClippedGeometry to always be non-nullptr. This
// method might seem a little strange but it is just fine, if pathGeom is
// nullptr pathRect will always still contain 1 clip unaccounted for
// regardless of mCurrentClipBounds.
if (!pathGeom) {
pathGeom = ConvertRectToGeometry(pathRect);
}
mCurrentClippedGeometry = pathGeom.forget();
*aClipBounds = mCurrentClipBounds;
RefPtr<ID2D1Geometry> clippedGeometry(mCurrentClippedGeometry);
return clippedGeometry.forget();
}
already_AddRefed<ID2D1Geometry> DrawTargetD2D1::GetInverseClippedGeometry() {
IntRect bounds;
RefPtr<ID2D1Geometry> geom = GetClippedGeometry(&bounds);
RefPtr<ID2D1RectangleGeometry> rectGeom;
RefPtr<ID2D1PathGeometry> inverseGeom;
factory()->CreateRectangleGeometry(
D2D1::RectF(0, 0, mSize.width, mSize.height), getter_AddRefs(rectGeom));
factory()->CreatePathGeometry(getter_AddRefs(inverseGeom));
RefPtr<ID2D1GeometrySink> sink;
inverseGeom->Open(getter_AddRefs(sink));
rectGeom->CombineWithGeometry(geom, D2D1_COMBINE_MODE_EXCLUDE,
D2D1::IdentityMatrix(), sink);
sink->Close();
return inverseGeom.forget();
}
void DrawTargetD2D1::PopAllClips() {
if (CurrentLayer().mClipsArePushed) {
PopClipsFromDC(mDC);
CurrentLayer().mClipsArePushed = false;
}
}
void DrawTargetD2D1::PushAllClips() {
if (!CurrentLayer().mClipsArePushed) {
PushClipsToDC(mDC);
CurrentLayer().mClipsArePushed = true;
}
}
void DrawTargetD2D1::PushClipsToDC(ID2D1DeviceContext* aDC,
bool aForceIgnoreAlpha,
const D2D1_RECT_F& aMaxRect) {
mDC->SetTransform(D2D1::IdentityMatrix());
mTransformDirty = true;
for (auto iter = CurrentLayer().mPushedClips.begin();
iter != CurrentLayer().mPushedClips.end(); iter++) {
if (iter->mGeometry) {
PushD2DLayer(aDC, iter->mGeometry, iter->mTransform,
iter->mIsPixelAligned, aForceIgnoreAlpha, aMaxRect);
} else {
mDC->PushAxisAlignedClip(iter->mBounds,
iter->mIsPixelAligned
? D2D1_ANTIALIAS_MODE_ALIASED
: D2D1_ANTIALIAS_MODE_PER_PRIMITIVE);
}
}
}
void DrawTargetD2D1::PopClipsFromDC(ID2D1DeviceContext* aDC) {
for (int i = CurrentLayer().mPushedClips.size() - 1; i >= 0; i--) {
if (CurrentLayer().mPushedClips[i].mGeometry) {
aDC->PopLayer();
} else {
aDC->PopAxisAlignedClip();
}
}
}
already_AddRefed<ID2D1Brush> DrawTargetD2D1::CreateTransparentBlackBrush() {
return GetSolidColorBrush(D2D1::ColorF(0, 0));
}
already_AddRefed<ID2D1SolidColorBrush> DrawTargetD2D1::GetSolidColorBrush(
const D2D_COLOR_F& aColor) {
RefPtr<ID2D1SolidColorBrush> brush = mSolidColorBrush;
brush->SetColor(aColor);
return brush.forget();
}
already_AddRefed<ID2D1Brush> DrawTargetD2D1::CreateBrushForPattern(
const Pattern& aPattern, Float aAlpha) {
if (!IsPatternSupportedByD2D(aPattern)) {
return GetSolidColorBrush(D2D1::ColorF(1.0f, 1.0f, 1.0f, 1.0f));
}
if (aPattern.GetType() == PatternType::COLOR) {
DeviceColor color = static_cast<const ColorPattern*>(&aPattern)->mColor;
return GetSolidColorBrush(
D2D1::ColorF(color.r, color.g, color.b, color.a * aAlpha));
}
if (aPattern.GetType() == PatternType::LINEAR_GRADIENT) {
RefPtr<ID2D1LinearGradientBrush> gradBrush;
const LinearGradientPattern* pat =
static_cast<const LinearGradientPattern*>(&aPattern);
GradientStopsD2D* stops = static_cast<GradientStopsD2D*>(pat->mStops.get());
if (!stops) {
gfxDebug() << "No stops specified for gradient pattern.";
return CreateTransparentBlackBrush();
}
if (pat->mBegin == pat->mEnd) {
return CreateTransparentBlackBrush();
}
mDC->CreateLinearGradientBrush(
D2D1::LinearGradientBrushProperties(D2DPoint(pat->mBegin),
D2DPoint(pat->mEnd)),
D2D1::BrushProperties(aAlpha, D2DMatrix(pat->mMatrix)),
stops->mStopCollection, getter_AddRefs(gradBrush));
if (!gradBrush) {
gfxWarning() << "Couldn't create gradient brush.";
return CreateTransparentBlackBrush();
}
return gradBrush.forget();
}
if (aPattern.GetType() == PatternType::RADIAL_GRADIENT) {
RefPtr<ID2D1RadialGradientBrush> gradBrush;
const RadialGradientPattern* pat =
static_cast<const RadialGradientPattern*>(&aPattern);
GradientStopsD2D* stops = static_cast<GradientStopsD2D*>(pat->mStops.get());
if (!stops) {
gfxDebug() << "No stops specified for gradient pattern.";
return CreateTransparentBlackBrush();
}
if (pat->mCenter1 == pat->mCenter2 && pat->mRadius1 == pat->mRadius2) {
return CreateTransparentBlackBrush();
}
// This will not be a complex radial gradient brush.
mDC->CreateRadialGradientBrush(
D2D1::RadialGradientBrushProperties(
D2DPoint(pat->mCenter2), D2DPoint(pat->mCenter1 - pat->mCenter2),
pat->mRadius2, pat->mRadius2),
D2D1::BrushProperties(aAlpha, D2DMatrix(pat->mMatrix)),
stops->mStopCollection, getter_AddRefs(gradBrush));
if (!gradBrush) {
gfxWarning() << "Couldn't create gradient brush.";
return CreateTransparentBlackBrush();
}
return gradBrush.forget();
}
if (aPattern.GetType() == PatternType::SURFACE) {
const SurfacePattern* pat = static_cast<const SurfacePattern*>(&aPattern);
if (!pat->mSurface) {
gfxDebug() << "No source surface specified for surface pattern";
return CreateTransparentBlackBrush();
}