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		7b97e142d0
		
	
	
	
	
		
			
			Backed out changeset 05b607c3bbe6 (bug 1795296) Backed out changeset 7704291111b4 (bug 1855742) Backed out changeset db60743295fb (bug 1855742) Backed out changeset 8ed51e7d1c98 (bug 1855742) Backed out changeset 40cba2c51b1c (bug 1855742) Backed out changeset d4bfe15c07ec (bug 1855742) Backed out changeset 2061271c53e8 (bug 1855742) Backed out changeset 5b2a89a61f7f (bug 1855742) Backed out changeset 2028c7018977 (bug 1855742) Backed out changeset 13e806495fb8 (bug 1855742) Backed out changeset 4bfa0d4913a2 (bug 1855742) Backed out changeset 711b3f47e380 (bug 1855742)
		
			
				
	
	
		
			812 lines
		
	
	
	
		
			30 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			812 lines
		
	
	
	
		
			30 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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| /* vim: set ts=8 sts=2 et sw=2 tw=80: */
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| /* This Source Code Form is subject to the terms of the Mozilla Public
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|  * License, v. 2.0. If a copy of the MPL was not distributed with this
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|  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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| 
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| #include "DrawTargetRecording.h"
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| #include "DrawTargetSkia.h"
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| #include "PathRecording.h"
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| #include <stdio.h>
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| 
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| #include "Logging.h"
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| #include "Tools.h"
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| #include "Filters.h"
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| #include "mozilla/gfx/DataSurfaceHelpers.h"
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| #include "mozilla/layers/SourceSurfaceSharedData.h"
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| #include "mozilla/UniquePtr.h"
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| #include "nsXULAppAPI.h"  // for XRE_IsContentProcess()
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| #include "RecordingTypes.h"
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| #include "RecordedEventImpl.h"
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| 
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| namespace mozilla {
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| namespace gfx {
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| 
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| struct RecordingSourceSurfaceUserData {
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|   void* refPtr;
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|   RefPtr<DrawEventRecorderPrivate> recorder;
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| 
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|   // The optimized surface holds a reference to our surface, for GetDataSurface
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|   // calls, so we must hold a weak reference to avoid circular dependency.
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|   ThreadSafeWeakPtr<SourceSurface> optimizedSurface;
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| };
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| 
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| static void RecordingSourceSurfaceUserDataFunc(void* aUserData) {
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|   RecordingSourceSurfaceUserData* userData =
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|       static_cast<RecordingSourceSurfaceUserData*>(aUserData);
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| 
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|   if (NS_IsMainThread()) {
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|     userData->recorder->RecordSourceSurfaceDestruction(userData->refPtr);
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|     delete userData;
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|     return;
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|   }
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| 
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|   userData->recorder->AddPendingDeletion([userData]() -> void {
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|     userData->recorder->RecordSourceSurfaceDestruction(userData->refPtr);
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|     delete userData;
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|   });
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| }
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| 
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| static bool EnsureSurfaceStoredRecording(DrawEventRecorderPrivate* aRecorder,
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|                                          SourceSurface* aSurface,
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|                                          const char* reason) {
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|   // It's important that TryAddStoredObject is called first because that will
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|   // run any pending processing required by recorded objects that have been
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|   // deleted off the main thread.
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|   if (!aRecorder->TryAddStoredObject(aSurface)) {
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|     // Surface is already stored.
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|     return false;
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|   }
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|   aRecorder->StoreSourceSurfaceRecording(aSurface, reason);
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|   aRecorder->AddSourceSurface(aSurface);
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| 
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|   RecordingSourceSurfaceUserData* userData = new RecordingSourceSurfaceUserData;
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|   userData->refPtr = aSurface;
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|   userData->recorder = aRecorder;
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|   aSurface->AddUserData(reinterpret_cast<UserDataKey*>(aRecorder), userData,
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|                         &RecordingSourceSurfaceUserDataFunc);
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|   return true;
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| }
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| 
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| class SourceSurfaceRecording : public SourceSurface {
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|  public:
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|   MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(SourceSurfaceRecording, override)
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| 
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|   SourceSurfaceRecording(IntSize aSize, SurfaceFormat aFormat,
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|                          DrawEventRecorderPrivate* aRecorder,
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|                          SourceSurface* aOriginalSurface = nullptr)
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|       : mSize(aSize),
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|         mFormat(aFormat),
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|         mRecorder(aRecorder),
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|         mOriginalSurface(aOriginalSurface) {
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|     mRecorder->AddStoredObject(this);
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|   }
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| 
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|   ~SourceSurfaceRecording() {
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|     mRecorder->RemoveStoredObject(this);
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|     mRecorder->RecordEvent(
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|         RecordedSourceSurfaceDestruction(ReferencePtr(this)));
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|   }
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| 
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|   SurfaceType GetType() const override { return SurfaceType::RECORDING; }
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|   IntSize GetSize() const override { return mSize; }
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|   SurfaceFormat GetFormat() const override { return mFormat; }
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|   already_AddRefed<DataSourceSurface> GetDataSurface() override {
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|     if (mOriginalSurface) {
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|       return mOriginalSurface->GetDataSurface();
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|     }
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| 
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|     return nullptr;
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|   }
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| 
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|   IntSize mSize;
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|   SurfaceFormat mFormat;
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|   RefPtr<DrawEventRecorderPrivate> mRecorder;
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|   // If a SourceSurfaceRecording is returned from an OptimizeSourceSurface call
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|   // we need GetDataSurface to work, so we hold the original surface we
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|   // optimized to return its GetDataSurface.
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|   RefPtr<SourceSurface> mOriginalSurface;
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| };
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| 
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| class GradientStopsRecording : public GradientStops {
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|  public:
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|   MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(GradientStopsRecording, override)
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| 
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|   explicit GradientStopsRecording(DrawEventRecorderPrivate* aRecorder)
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|       : mRecorder(aRecorder) {
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|     mRecorder->AddStoredObject(this);
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|   }
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| 
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|   virtual ~GradientStopsRecording() {
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|     mRecorder->RemoveStoredObject(this);
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|     mRecorder->RecordEvent(
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|         RecordedGradientStopsDestruction(ReferencePtr(this)));
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|   }
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| 
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|   BackendType GetBackendType() const override { return BackendType::RECORDING; }
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| 
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|   RefPtr<DrawEventRecorderPrivate> mRecorder;
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| };
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| 
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| class FilterNodeRecording : public FilterNode {
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|  public:
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|   MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(FilterNodeRecording, override)
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|   using FilterNode::SetAttribute;
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| 
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|   explicit FilterNodeRecording(DrawEventRecorderPrivate* aRecorder)
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|       : mRecorder(aRecorder) {
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|     mRecorder->AddStoredObject(this);
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|   }
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| 
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|   virtual ~FilterNodeRecording() {
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|     mRecorder->RemoveStoredObject(this);
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|     mRecorder->RecordEvent(RecordedFilterNodeDestruction(ReferencePtr(this)));
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|   }
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| 
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|   void SetInput(uint32_t aIndex, SourceSurface* aSurface) override {
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|     EnsureSurfaceStoredRecording(mRecorder, aSurface, "SetInput");
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| 
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|     mRecorder->RecordEvent(RecordedFilterNodeSetInput(this, aIndex, aSurface));
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|   }
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|   void SetInput(uint32_t aIndex, FilterNode* aFilter) override {
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|     MOZ_ASSERT(mRecorder->HasStoredObject(aFilter));
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| 
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|     mRecorder->RecordEvent(RecordedFilterNodeSetInput(this, aIndex, aFilter));
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|   }
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| 
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| #define FORWARD_SET_ATTRIBUTE(type, argtype)                 \
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|   void SetAttribute(uint32_t aIndex, type aValue) override { \
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|     mRecorder->RecordEvent(RecordedFilterNodeSetAttribute(   \
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|         this, aIndex, aValue,                                \
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|         RecordedFilterNodeSetAttribute::ARGTYPE_##argtype)); \
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|   }
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| 
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|   FORWARD_SET_ATTRIBUTE(bool, BOOL);
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|   FORWARD_SET_ATTRIBUTE(uint32_t, UINT32);
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|   FORWARD_SET_ATTRIBUTE(Float, FLOAT);
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|   FORWARD_SET_ATTRIBUTE(const Size&, SIZE);
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|   FORWARD_SET_ATTRIBUTE(const IntSize&, INTSIZE);
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|   FORWARD_SET_ATTRIBUTE(const IntPoint&, INTPOINT);
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|   FORWARD_SET_ATTRIBUTE(const Rect&, RECT);
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|   FORWARD_SET_ATTRIBUTE(const IntRect&, INTRECT);
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|   FORWARD_SET_ATTRIBUTE(const Point&, POINT);
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|   FORWARD_SET_ATTRIBUTE(const Matrix&, MATRIX);
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|   FORWARD_SET_ATTRIBUTE(const Matrix5x4&, MATRIX5X4);
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|   FORWARD_SET_ATTRIBUTE(const Point3D&, POINT3D);
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|   FORWARD_SET_ATTRIBUTE(const DeviceColor&, COLOR);
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| 
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| #undef FORWARD_SET_ATTRIBUTE
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| 
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|   void SetAttribute(uint32_t aIndex, const Float* aFloat,
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|                     uint32_t aSize) override {
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|     mRecorder->RecordEvent(
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|         RecordedFilterNodeSetAttribute(this, aIndex, aFloat, aSize));
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|   }
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| 
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|   FilterBackend GetBackendType() override { return FILTER_BACKEND_RECORDING; }
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| 
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|   RefPtr<DrawEventRecorderPrivate> mRecorder;
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| };
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| 
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| DrawTargetRecording::DrawTargetRecording(DrawEventRecorder* aRecorder,
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|                                          DrawTarget* aDT, IntRect aRect,
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|                                          bool aHasData)
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|     : mRecorder(static_cast<DrawEventRecorderPrivate*>(aRecorder)),
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|       mFinalDT(aDT),
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|       mRect(aRect) {
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|   RefPtr<SourceSurface> snapshot = aHasData ? mFinalDT->Snapshot() : nullptr;
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|   mRecorder->RecordEvent(
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|       RecordedDrawTargetCreation(this, mFinalDT->GetBackendType(), mRect,
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|                                  mFinalDT->GetFormat(), aHasData, snapshot));
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|   mFormat = mFinalDT->GetFormat();
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| }
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| 
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| DrawTargetRecording::DrawTargetRecording(const DrawTargetRecording* aDT,
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|                                          IntRect aRect, SurfaceFormat aFormat)
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|     : mRecorder(aDT->mRecorder), mFinalDT(aDT->mFinalDT), mRect(aRect) {
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|   mFormat = aFormat;
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| }
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| 
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| DrawTargetRecording::~DrawTargetRecording() {
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|   mRecorder->RecordEvent(RecordedDrawTargetDestruction(ReferencePtr(this)));
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| }
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| 
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| void DrawTargetRecording::Link(const char* aDestination, const Rect& aRect) {
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|   mRecorder->RecordEvent(RecordedLink(this, aDestination, aRect));
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| }
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| 
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| void DrawTargetRecording::Destination(const char* aDestination,
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|                                       const Point& aPoint) {
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|   mRecorder->RecordEvent(RecordedDestination(this, aDestination, aPoint));
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| }
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| 
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| void DrawTargetRecording::FillRect(const Rect& aRect, const Pattern& aPattern,
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|                                    const DrawOptions& aOptions) {
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|   EnsurePatternDependenciesStored(aPattern);
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| 
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|   mRecorder->RecordEvent(RecordedFillRect(this, aRect, aPattern, aOptions));
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| }
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| 
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| void DrawTargetRecording::StrokeRect(const Rect& aRect, const Pattern& aPattern,
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|                                      const StrokeOptions& aStrokeOptions,
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|                                      const DrawOptions& aOptions) {
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|   EnsurePatternDependenciesStored(aPattern);
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| 
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|   mRecorder->RecordEvent(
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|       RecordedStrokeRect(this, aRect, aPattern, aStrokeOptions, aOptions));
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| }
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| 
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| void DrawTargetRecording::StrokeLine(const Point& aBegin, const Point& aEnd,
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|                                      const Pattern& aPattern,
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|                                      const StrokeOptions& aStrokeOptions,
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|                                      const DrawOptions& aOptions) {
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|   EnsurePatternDependenciesStored(aPattern);
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| 
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|   mRecorder->RecordEvent(RecordedStrokeLine(this, aBegin, aEnd, aPattern,
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|                                             aStrokeOptions, aOptions));
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| }
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| 
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| void DrawTargetRecording::Fill(const Path* aPath, const Pattern& aPattern,
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|                                const DrawOptions& aOptions) {
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|   if (!aPath) {
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|     return;
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|   }
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| 
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|   if (aPath->GetBackendType() == BackendType::RECORDING) {
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|     const PathRecording* path = static_cast<const PathRecording*>(aPath);
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|     auto circle = path->AsCircle();
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|     if (circle) {
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|       EnsurePatternDependenciesStored(aPattern);
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|       mRecorder->RecordEvent(
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|           RecordedFillCircle(this, circle.value(), aPattern, aOptions));
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|       return;
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|     }
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|   }
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| 
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|   RefPtr<PathRecording> pathRecording = EnsurePathStored(aPath);
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|   EnsurePatternDependenciesStored(aPattern);
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| 
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|   mRecorder->RecordEvent(RecordedFill(this, pathRecording, aPattern, aOptions));
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| }
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| 
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| struct RecordingFontUserData {
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|   void* refPtr;
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|   void* unscaledFont;
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|   RefPtr<DrawEventRecorderPrivate> recorder;
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| };
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| 
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| static void RecordingFontUserDataDestroyFunc(void* aUserData) {
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|   RecordingFontUserData* userData =
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|       static_cast<RecordingFontUserData*>(aUserData);
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| 
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|   userData->recorder->RecordEvent(
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|       RecordedScaledFontDestruction(ReferencePtr(userData->refPtr)));
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|   userData->recorder->RemoveScaledFont((ScaledFont*)userData->refPtr);
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|   userData->recorder->DecrementUnscaledFontRefCount(userData->unscaledFont);
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|   delete userData;
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| }
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| 
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| void DrawTargetRecording::FillGlyphs(ScaledFont* aFont,
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|                                      const GlyphBuffer& aBuffer,
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|                                      const Pattern& aPattern,
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|                                      const DrawOptions& aOptions) {
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|   if (!aFont) {
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|     return;
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|   }
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| 
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|   EnsurePatternDependenciesStored(aPattern);
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| 
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|   UserDataKey* userDataKey = reinterpret_cast<UserDataKey*>(mRecorder.get());
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|   if (mRecorder->WantsExternalFonts()) {
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|     mRecorder->AddScaledFont(aFont);
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|   } else if (!aFont->GetUserData(userDataKey)) {
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|     UnscaledFont* unscaledFont = aFont->GetUnscaledFont();
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|     if (mRecorder->IncrementUnscaledFontRefCount(unscaledFont) == 0) {
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|       // Prefer sending the description, if we can create one. This ensures
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|       // we don't record the data of system fonts which saves time and can
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|       // prevent duplicate copies from accumulating in the OS cache during
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|       // playback.
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|       RecordedFontDescriptor fontDesc(unscaledFont);
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|       if (fontDesc.IsValid()) {
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|         mRecorder->RecordEvent(fontDesc);
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|       } else {
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|         RecordedFontData fontData(unscaledFont);
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|         RecordedFontDetails fontDetails;
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|         if (fontData.GetFontDetails(fontDetails)) {
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|           // Try to serialise the whole font, just in case this is a web font
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|           // that is not present on the system.
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|           if (!mRecorder->HasStoredFontData(fontDetails.fontDataKey)) {
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|             mRecorder->RecordEvent(fontData);
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|             mRecorder->AddStoredFontData(fontDetails.fontDataKey);
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|           }
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|           mRecorder->RecordEvent(
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|               RecordedUnscaledFontCreation(unscaledFont, fontDetails));
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|         } else {
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|           gfxWarning() << "DrawTargetRecording::FillGlyphs failed to serialise "
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|                           "UnscaledFont";
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|         }
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|       }
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|     }
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|     mRecorder->RecordEvent(RecordedScaledFontCreation(aFont, unscaledFont));
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|     RecordingFontUserData* userData = new RecordingFontUserData;
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|     userData->refPtr = aFont;
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|     userData->unscaledFont = unscaledFont;
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|     userData->recorder = mRecorder;
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|     aFont->AddUserData(userDataKey, userData,
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|                        &RecordingFontUserDataDestroyFunc);
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|     userData->recorder->AddScaledFont(aFont);
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|   }
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| 
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|   mRecorder->RecordEvent(RecordedFillGlyphs(
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|       this, aFont, aPattern, aOptions, aBuffer.mGlyphs, aBuffer.mNumGlyphs));
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| }
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| 
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| void DrawTargetRecording::Mask(const Pattern& aSource, const Pattern& aMask,
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|                                const DrawOptions& aOptions) {
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|   EnsurePatternDependenciesStored(aSource);
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|   EnsurePatternDependenciesStored(aMask);
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| 
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|   mRecorder->RecordEvent(RecordedMask(this, aSource, aMask, aOptions));
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| }
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| 
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| void DrawTargetRecording::MaskSurface(const Pattern& aSource,
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|                                       SourceSurface* aMask, Point aOffset,
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|                                       const DrawOptions& aOptions) {
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|   if (!aMask) {
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|     return;
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|   }
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| 
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|   EnsurePatternDependenciesStored(aSource);
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|   EnsureSurfaceStoredRecording(mRecorder, aMask, "MaskSurface");
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| 
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|   mRecorder->RecordEvent(
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|       RecordedMaskSurface(this, aSource, aMask, aOffset, aOptions));
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| }
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| 
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| void DrawTargetRecording::Stroke(const Path* aPath, const Pattern& aPattern,
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|                                  const StrokeOptions& aStrokeOptions,
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|                                  const DrawOptions& aOptions) {
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|   if (aPath->GetBackendType() == BackendType::RECORDING) {
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|     const PathRecording* path = static_cast<const PathRecording*>(aPath);
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|     auto circle = path->AsCircle();
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|     if (circle && circle->closed) {
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|       EnsurePatternDependenciesStored(aPattern);
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|       mRecorder->RecordEvent(RecordedStrokeCircle(
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|           this, circle.value(), aPattern, aStrokeOptions, aOptions));
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|       return;
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|     }
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| 
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|     auto line = path->AsLine();
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|     if (line) {
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|       EnsurePatternDependenciesStored(aPattern);
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|       mRecorder->RecordEvent(RecordedStrokeLine(this, line->origin,
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|                                                 line->destination, aPattern,
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|                                                 aStrokeOptions, aOptions));
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|       return;
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|     }
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|   }
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| 
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|   RefPtr<PathRecording> pathRecording = EnsurePathStored(aPath);
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|   EnsurePatternDependenciesStored(aPattern);
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| 
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|   mRecorder->RecordEvent(
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|       RecordedStroke(this, pathRecording, aPattern, aStrokeOptions, aOptions));
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| }
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| 
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| void DrawTargetRecording::DrawShadow(const Path* aPath, const Pattern& aPattern,
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|                                      const ShadowOptions& aShadow,
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|                                      const DrawOptions& aOptions,
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|                                      const StrokeOptions* aStrokeOptions) {
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|   RefPtr<PathRecording> pathRecording = EnsurePathStored(aPath);
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|   EnsurePatternDependenciesStored(aPattern);
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| 
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|   mRecorder->RecordEvent(RecordedDrawShadow(this, pathRecording, aPattern,
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|                                             aShadow, aOptions, aStrokeOptions));
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| }
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| 
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| already_AddRefed<SourceSurface> DrawTargetRecording::Snapshot() {
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|   RefPtr<SourceSurface> retSurf =
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|       new SourceSurfaceRecording(mRect.Size(), mFormat, mRecorder);
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| 
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|   mRecorder->RecordEvent(RecordedSnapshot(retSurf, this));
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| 
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|   return retSurf.forget();
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| }
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| 
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| already_AddRefed<SourceSurface> DrawTargetRecording::IntoLuminanceSource(
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|     LuminanceType aLuminanceType, float aOpacity) {
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|   RefPtr<SourceSurface> retSurf =
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|       new SourceSurfaceRecording(mRect.Size(), SurfaceFormat::A8, mRecorder);
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| 
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|   mRecorder->RecordEvent(
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|       RecordedIntoLuminanceSource(retSurf, this, aLuminanceType, aOpacity));
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| 
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|   return retSurf.forget();
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| }
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| 
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| void DrawTargetRecording::Flush() {
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|   mRecorder->RecordEvent(RecordedFlush(this));
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| }
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| 
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| void DrawTargetRecording::DetachAllSnapshots() {
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|   mRecorder->RecordEvent(RecordedDetachAllSnapshots(this));
 | |
| }
 | |
| 
 | |
| void DrawTargetRecording::DrawSurface(SourceSurface* aSurface,
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|                                       const Rect& aDest, const Rect& aSource,
 | |
|                                       const DrawSurfaceOptions& aSurfOptions,
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|                                       const DrawOptions& aOptions) {
 | |
|   if (!aSurface) {
 | |
|     return;
 | |
|   }
 | |
| 
 | |
|   EnsureSurfaceStoredRecording(mRecorder, aSurface, "DrawSurface");
 | |
| 
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|   mRecorder->RecordEvent(RecordedDrawSurface(this, aSurface, aDest, aSource,
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|                                              aSurfOptions, aOptions));
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| }
 | |
| 
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| void DrawTargetRecording::DrawDependentSurface(uint64_t aId,
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|                                                const Rect& aDest) {
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|   mRecorder->AddDependentSurface(aId);
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|   mRecorder->RecordEvent(RecordedDrawDependentSurface(this, aId, aDest));
 | |
| }
 | |
| 
 | |
| void DrawTargetRecording::DrawSurfaceWithShadow(SourceSurface* aSurface,
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|                                                 const Point& aDest,
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|                                                 const ShadowOptions& aShadow,
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|                                                 CompositionOp aOp) {
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|   if (!aSurface) {
 | |
|     return;
 | |
|   }
 | |
| 
 | |
|   EnsureSurfaceStoredRecording(mRecorder, aSurface, "DrawSurfaceWithShadow");
 | |
| 
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|   mRecorder->RecordEvent(
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|       RecordedDrawSurfaceWithShadow(this, aSurface, aDest, aShadow, aOp));
 | |
| }
 | |
| 
 | |
| void DrawTargetRecording::DrawFilter(FilterNode* aNode, const Rect& aSourceRect,
 | |
|                                      const Point& aDestPoint,
 | |
|                                      const DrawOptions& aOptions) {
 | |
|   if (!aNode) {
 | |
|     return;
 | |
|   }
 | |
| 
 | |
|   MOZ_ASSERT(mRecorder->HasStoredObject(aNode));
 | |
| 
 | |
|   mRecorder->RecordEvent(
 | |
|       RecordedDrawFilter(this, aNode, aSourceRect, aDestPoint, aOptions));
 | |
| }
 | |
| 
 | |
| already_AddRefed<FilterNode> DrawTargetRecording::CreateFilter(
 | |
|     FilterType aType) {
 | |
|   RefPtr<FilterNode> retNode = new FilterNodeRecording(mRecorder);
 | |
| 
 | |
|   mRecorder->RecordEvent(RecordedFilterNodeCreation(retNode, aType));
 | |
| 
 | |
|   return retNode.forget();
 | |
| }
 | |
| 
 | |
| void DrawTargetRecording::ClearRect(const Rect& aRect) {
 | |
|   mRecorder->RecordEvent(RecordedClearRect(this, aRect));
 | |
| }
 | |
| 
 | |
| void DrawTargetRecording::CopySurface(SourceSurface* aSurface,
 | |
|                                       const IntRect& aSourceRect,
 | |
|                                       const IntPoint& aDestination) {
 | |
|   if (!aSurface) {
 | |
|     return;
 | |
|   }
 | |
| 
 | |
|   EnsureSurfaceStoredRecording(mRecorder, aSurface, "CopySurface");
 | |
| 
 | |
|   mRecorder->RecordEvent(
 | |
|       RecordedCopySurface(this, aSurface, aSourceRect, aDestination));
 | |
| }
 | |
| 
 | |
| void DrawTargetRecording::PushClip(const Path* aPath) {
 | |
|   if (!aPath) {
 | |
|     return;
 | |
|   }
 | |
| 
 | |
|   // The canvas doesn't have a clipRect API so we always end up in the generic
 | |
|   // path. The D2D backend doesn't have a good way of specializing rectangular
 | |
|   // clips so we take advantage of the fact that aPath is usually backed by a
 | |
|   // SkiaPath which implements AsRect() and specialize it here.
 | |
|   auto rect = aPath->AsRect();
 | |
|   if (rect.isSome()) {
 | |
|     PushClipRect(rect.value());
 | |
|     return;
 | |
|   }
 | |
| 
 | |
|   RefPtr<PathRecording> pathRecording = EnsurePathStored(aPath);
 | |
| 
 | |
|   mRecorder->RecordEvent(RecordedPushClip(this, pathRecording));
 | |
| }
 | |
| 
 | |
| void DrawTargetRecording::PushClipRect(const Rect& aRect) {
 | |
|   mRecorder->RecordEvent(RecordedPushClipRect(this, aRect));
 | |
| }
 | |
| 
 | |
| void DrawTargetRecording::PopClip() {
 | |
|   mRecorder->RecordEvent(RecordedPopClip(static_cast<DrawTarget*>(this)));
 | |
| }
 | |
| 
 | |
| void DrawTargetRecording::PushLayer(bool aOpaque, Float aOpacity,
 | |
|                                     SourceSurface* aMask,
 | |
|                                     const Matrix& aMaskTransform,
 | |
|                                     const IntRect& aBounds,
 | |
|                                     bool aCopyBackground) {
 | |
|   if (aMask) {
 | |
|     EnsureSurfaceStoredRecording(mRecorder, aMask, "PushLayer");
 | |
|   }
 | |
| 
 | |
|   mRecorder->RecordEvent(RecordedPushLayer(this, aOpaque, aOpacity, aMask,
 | |
|                                            aMaskTransform, aBounds,
 | |
|                                            aCopyBackground));
 | |
| }
 | |
| 
 | |
| void DrawTargetRecording::PushLayerWithBlend(bool aOpaque, Float aOpacity,
 | |
|                                              SourceSurface* aMask,
 | |
|                                              const Matrix& aMaskTransform,
 | |
|                                              const IntRect& aBounds,
 | |
|                                              bool aCopyBackground,
 | |
|                                              CompositionOp aCompositionOp) {
 | |
|   if (aMask) {
 | |
|     EnsureSurfaceStoredRecording(mRecorder, aMask, "PushLayer");
 | |
|   }
 | |
| 
 | |
|   mRecorder->RecordEvent(
 | |
|       RecordedPushLayerWithBlend(this, aOpaque, aOpacity, aMask, aMaskTransform,
 | |
|                                  aBounds, aCopyBackground, aCompositionOp));
 | |
| }
 | |
| 
 | |
| void DrawTargetRecording::PopLayer() {
 | |
|   mRecorder->RecordEvent(RecordedPopLayer(static_cast<DrawTarget*>(this)));
 | |
| }
 | |
| 
 | |
| already_AddRefed<SourceSurface>
 | |
| DrawTargetRecording::CreateSourceSurfaceFromData(unsigned char* aData,
 | |
|                                                  const IntSize& aSize,
 | |
|                                                  int32_t aStride,
 | |
|                                                  SurfaceFormat aFormat) const {
 | |
|   RefPtr<SourceSurface> surface = CreateDataSourceSurfaceWithStrideFromData(
 | |
|       aSize, aFormat, aStride, aData, aStride);
 | |
|   if (!surface) {
 | |
|     return nullptr;
 | |
|   }
 | |
| 
 | |
|   return OptimizeSourceSurface(surface);
 | |
| }
 | |
| 
 | |
| already_AddRefed<SourceSurface> DrawTargetRecording::OptimizeSourceSurface(
 | |
|     SourceSurface* aSurface) const {
 | |
|   // See if we have a previously optimized surface available. We have to do this
 | |
|   // check before the SurfaceType::RECORDING below, because aSurface might be a
 | |
|   // SurfaceType::RECORDING from another recorder we have previously optimized.
 | |
|   auto* userData = static_cast<RecordingSourceSurfaceUserData*>(
 | |
|       aSurface->GetUserData(reinterpret_cast<UserDataKey*>(mRecorder.get())));
 | |
|   if (userData) {
 | |
|     RefPtr<SourceSurface> strongRef(userData->optimizedSurface);
 | |
|     if (strongRef) {
 | |
|       return do_AddRef(strongRef);
 | |
|     }
 | |
|   } else {
 | |
|     if (!EnsureSurfaceStoredRecording(mRecorder, aSurface,
 | |
|                                       "OptimizeSourceSurface")) {
 | |
|       // Surface was already stored, but doesn't have UserData so must be one
 | |
|       // of our recording surfaces.
 | |
|       MOZ_ASSERT(aSurface->GetType() == SurfaceType::RECORDING);
 | |
|       return do_AddRef(aSurface);
 | |
|     }
 | |
| 
 | |
|     userData = static_cast<RecordingSourceSurfaceUserData*>(
 | |
|         aSurface->GetUserData(reinterpret_cast<UserDataKey*>(mRecorder.get())));
 | |
|     MOZ_ASSERT(userData,
 | |
|                "User data should always have been set by "
 | |
|                "EnsureSurfaceStoredRecording.");
 | |
|   }
 | |
| 
 | |
|   RefPtr<SourceSurface> retSurf = new SourceSurfaceRecording(
 | |
|       aSurface->GetSize(), aSurface->GetFormat(), mRecorder, aSurface);
 | |
|   mRecorder->RecordEvent(
 | |
|       RecordedOptimizeSourceSurface(aSurface, this, retSurf));
 | |
|   userData->optimizedSurface = retSurf;
 | |
| 
 | |
|   return retSurf.forget();
 | |
| }
 | |
| 
 | |
| already_AddRefed<SourceSurface>
 | |
| DrawTargetRecording::CreateSourceSurfaceFromNativeSurface(
 | |
|     const NativeSurface& aSurface) const {
 | |
|   MOZ_ASSERT(false);
 | |
|   return nullptr;
 | |
| }
 | |
| 
 | |
| already_AddRefed<DrawTarget>
 | |
| DrawTargetRecording::CreateSimilarDrawTargetWithBacking(
 | |
|     const IntSize& aSize, SurfaceFormat aFormat) const {
 | |
|   RefPtr<DrawTarget> similarDT;
 | |
|   if (mFinalDT->CanCreateSimilarDrawTarget(aSize, aFormat)) {
 | |
|     // If the requested similar draw target is too big, then we should try to
 | |
|     // rasterize on the content side to avoid duplicating the effort when a
 | |
|     // blob image gets tiled. If we fail somehow to produce it, we can fall
 | |
|     // back to recording.
 | |
|     constexpr int32_t kRasterThreshold = 256 * 256 * 4;
 | |
|     int32_t stride = aSize.width * BytesPerPixel(aFormat);
 | |
|     int32_t surfaceBytes = aSize.height * stride;
 | |
|     if (surfaceBytes >= kRasterThreshold) {
 | |
|       auto surface = MakeRefPtr<SourceSurfaceSharedData>();
 | |
|       if (surface->Init(aSize, stride, aFormat)) {
 | |
|         auto dt = MakeRefPtr<DrawTargetSkia>();
 | |
|         if (dt->Init(std::move(surface))) {
 | |
|           return dt.forget();
 | |
|         } else {
 | |
|           MOZ_ASSERT_UNREACHABLE("Skia should initialize given surface!");
 | |
|         }
 | |
|       }
 | |
|     }
 | |
|   }
 | |
| 
 | |
|   return CreateSimilarDrawTarget(aSize, aFormat);
 | |
| }
 | |
| 
 | |
| already_AddRefed<DrawTarget> DrawTargetRecording::CreateSimilarDrawTarget(
 | |
|     const IntSize& aSize, SurfaceFormat aFormat) const {
 | |
|   RefPtr<DrawTarget> similarDT;
 | |
|   if (mFinalDT->CanCreateSimilarDrawTarget(aSize, aFormat)) {
 | |
|     similarDT =
 | |
|         new DrawTargetRecording(this, IntRect(IntPoint(0, 0), aSize), aFormat);
 | |
|     mRecorder->RecordEvent(
 | |
|         RecordedCreateSimilarDrawTarget(similarDT.get(), aSize, aFormat));
 | |
|   } else if (XRE_IsContentProcess()) {
 | |
|     // Crash any content process that calls this function with arguments that
 | |
|     // would fail to create a similar draw target. We do this to root out bad
 | |
|     // callers. We don't want to crash any important processes though so for
 | |
|     // for those we'll just gracefully return nullptr.
 | |
|     MOZ_CRASH(
 | |
|         "Content-process DrawTargetRecording can't create requested similar "
 | |
|         "drawtarget");
 | |
|   }
 | |
|   return similarDT.forget();
 | |
| }
 | |
| 
 | |
| bool DrawTargetRecording::CanCreateSimilarDrawTarget(
 | |
|     const IntSize& aSize, SurfaceFormat aFormat) const {
 | |
|   return mFinalDT->CanCreateSimilarDrawTarget(aSize, aFormat);
 | |
| }
 | |
| 
 | |
| RefPtr<DrawTarget> DrawTargetRecording::CreateClippedDrawTarget(
 | |
|     const Rect& aBounds, SurfaceFormat aFormat) {
 | |
|   RefPtr<DrawTarget> similarDT;
 | |
|   similarDT = new DrawTargetRecording(this, mRect, aFormat);
 | |
|   mRecorder->RecordEvent(
 | |
|       RecordedCreateClippedDrawTarget(this, similarDT.get(), aBounds, aFormat));
 | |
|   similarDT->SetTransform(mTransform);
 | |
|   return similarDT;
 | |
| }
 | |
| 
 | |
| already_AddRefed<DrawTarget>
 | |
| DrawTargetRecording::CreateSimilarDrawTargetForFilter(
 | |
|     const IntSize& aMaxSize, SurfaceFormat aFormat, FilterNode* aFilter,
 | |
|     FilterNode* aSource, const Rect& aSourceRect, const Point& aDestPoint) {
 | |
|   RefPtr<DrawTarget> similarDT;
 | |
|   if (mFinalDT->CanCreateSimilarDrawTarget(aMaxSize, aFormat)) {
 | |
|     similarDT = new DrawTargetRecording(this, IntRect(IntPoint(0, 0), aMaxSize),
 | |
|                                         aFormat);
 | |
|     mRecorder->RecordEvent(RecordedCreateDrawTargetForFilter(
 | |
|         this, similarDT.get(), aMaxSize, aFormat, aFilter, aSource, aSourceRect,
 | |
|         aDestPoint));
 | |
|   } else if (XRE_IsContentProcess()) {
 | |
|     // See CreateSimilarDrawTarget
 | |
|     MOZ_CRASH(
 | |
|         "Content-process DrawTargetRecording can't create requested clipped "
 | |
|         "drawtarget");
 | |
|   }
 | |
|   return similarDT.forget();
 | |
| }
 | |
| 
 | |
| already_AddRefed<PathBuilder> DrawTargetRecording::CreatePathBuilder(
 | |
|     FillRule aFillRule) const {
 | |
|   return MakeAndAddRef<PathBuilderRecording>(mFinalDT->GetBackendType(),
 | |
|                                              aFillRule);
 | |
| }
 | |
| 
 | |
| already_AddRefed<GradientStops> DrawTargetRecording::CreateGradientStops(
 | |
|     GradientStop* aStops, uint32_t aNumStops, ExtendMode aExtendMode) const {
 | |
|   RefPtr<GradientStops> retStops = new GradientStopsRecording(mRecorder);
 | |
| 
 | |
|   mRecorder->RecordEvent(
 | |
|       RecordedGradientStopsCreation(retStops, aStops, aNumStops, aExtendMode));
 | |
| 
 | |
|   return retStops.forget();
 | |
| }
 | |
| 
 | |
| void DrawTargetRecording::SetTransform(const Matrix& aTransform) {
 | |
|   mRecorder->RecordEvent(RecordedSetTransform(this, aTransform));
 | |
|   DrawTarget::SetTransform(aTransform);
 | |
| }
 | |
| 
 | |
| already_AddRefed<PathRecording> DrawTargetRecording::EnsurePathStored(
 | |
|     const Path* aPath) {
 | |
|   RefPtr<PathRecording> pathRecording;
 | |
|   if (aPath->GetBackendType() == BackendType::RECORDING) {
 | |
|     pathRecording =
 | |
|         const_cast<PathRecording*>(static_cast<const PathRecording*>(aPath));
 | |
|     if (!mRecorder->TryAddStoredObject(pathRecording)) {
 | |
|       // Path is already stored.
 | |
|       return pathRecording.forget();
 | |
|     }
 | |
|   } else {
 | |
|     MOZ_ASSERT(!mRecorder->HasStoredObject(aPath));
 | |
|     FillRule fillRule = aPath->GetFillRule();
 | |
|     RefPtr<PathBuilderRecording> builderRecording =
 | |
|         new PathBuilderRecording(mFinalDT->GetBackendType(), fillRule);
 | |
|     aPath->StreamToSink(builderRecording);
 | |
|     pathRecording = builderRecording->Finish().downcast<PathRecording>();
 | |
|     mRecorder->AddStoredObject(pathRecording);
 | |
|   }
 | |
| 
 | |
|   // It's important that AddStoredObject or TryAddStoredObject is called before
 | |
|   // this because that will run any pending processing required by recorded
 | |
|   // objects that have been deleted off the main thread.
 | |
|   mRecorder->RecordEvent(RecordedPathCreation(pathRecording.get()));
 | |
|   pathRecording->mStoredRecorders.push_back(mRecorder);
 | |
| 
 | |
|   return pathRecording.forget();
 | |
| }
 | |
| 
 | |
| // This should only be called on the 'root' DrawTargetRecording.
 | |
| // Calling it on a child DrawTargetRecordings will cause confusion.
 | |
| void DrawTargetRecording::FlushItem(const IntRect& aBounds) {
 | |
|   mRecorder->FlushItem(aBounds);
 | |
|   // Reinitialize the recorder (FlushItem will write a new recording header)
 | |
|   // Tell the new recording about our draw target
 | |
|   // This code should match what happens in the DrawTargetRecording constructor.
 | |
|   mRecorder->RecordEvent(
 | |
|       RecordedDrawTargetCreation(this, mFinalDT->GetBackendType(), mRect,
 | |
|                                  mFinalDT->GetFormat(), false, nullptr));
 | |
|   // Add the current transform to the new recording
 | |
|   mRecorder->RecordEvent(
 | |
|       RecordedSetTransform(this, DrawTarget::GetTransform()));
 | |
| }
 | |
| 
 | |
| void DrawTargetRecording::EnsurePatternDependenciesStored(
 | |
|     const Pattern& aPattern) {
 | |
|   switch (aPattern.GetType()) {
 | |
|     case PatternType::COLOR:
 | |
|       // No dependencies here.
 | |
|       return;
 | |
|     case PatternType::LINEAR_GRADIENT: {
 | |
|       MOZ_ASSERT_IF(
 | |
|           static_cast<const LinearGradientPattern*>(&aPattern)->mStops,
 | |
|           mRecorder->HasStoredObject(
 | |
|               static_cast<const LinearGradientPattern*>(&aPattern)->mStops));
 | |
|       return;
 | |
|     }
 | |
|     case PatternType::RADIAL_GRADIENT: {
 | |
|       MOZ_ASSERT_IF(
 | |
|           static_cast<const RadialGradientPattern*>(&aPattern)->mStops,
 | |
|           mRecorder->HasStoredObject(
 | |
|               static_cast<const RadialGradientPattern*>(&aPattern)->mStops));
 | |
|       return;
 | |
|     }
 | |
|     case PatternType::CONIC_GRADIENT: {
 | |
|       MOZ_ASSERT_IF(
 | |
|           static_cast<const ConicGradientPattern*>(&aPattern)->mStops,
 | |
|           mRecorder->HasStoredObject(
 | |
|               static_cast<const ConicGradientPattern*>(&aPattern)->mStops));
 | |
|       return;
 | |
|     }
 | |
|     case PatternType::SURFACE: {
 | |
|       const SurfacePattern* pat = static_cast<const SurfacePattern*>(&aPattern);
 | |
|       EnsureSurfaceStoredRecording(mRecorder, pat->mSurface,
 | |
|                                    "EnsurePatternDependenciesStored");
 | |
|       return;
 | |
|     }
 | |
|   }
 | |
| }
 | |
| 
 | |
| }  // namespace gfx
 | |
| }  // namespace mozilla
 |