Bug 1727684 - Remove ContentHost/ImageHost. r=jrmuizel

Differential Revision: https://phabricator.services.mozilla.com/D123881
This commit is contained in:
Matt Woodrow 2021-08-28 03:54:23 +00:00
Родитель 8577eff6ca
Коммит 7960f3b11b
18 изменённых файлов: 23 добавлений и 1457 удалений

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@ -156,10 +156,7 @@ enum class EffectTypes : uint8_t {
*/
enum class CompositableType : uint8_t {
UNKNOWN,
CONTENT_TILED, // tiled painted layer
IMAGE, // image with single buffering
CONTENT_SINGLE, // painted layer interface, single buffering
CONTENT_DOUBLE, // painted layer interface, double buffering
IMAGE, // image with single buffering
COUNT
};

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@ -24,7 +24,6 @@
#include "nsRect.h" // for IntRect
#include "nsTArray.h" // for AutoTArray, nsTArray_Impl
#include "mozilla/Poison.h"
#include "mozilla/layers/ImageHost.h"
#include "TreeTraversal.h" // for ForEachNode
// LayerTreeInvalidation debugging
@ -613,32 +612,16 @@ struct ColorLayerProperties : public LayerPropertiesBase {
IntRect mBounds;
};
static ImageHost* GetImageHost(Layer* aLayer) { return nullptr; }
struct ImageLayerProperties : public LayerPropertiesBase {
explicit ImageLayerProperties(ImageLayer* aImage, bool aIsMask)
: LayerPropertiesBase(aImage),
mContainer(aImage->GetContainer()),
mImageHost(GetImageHost(aImage)),
mSamplingFilter(aImage->GetSamplingFilter()),
mScaleToSize(aImage->GetScaleToSize()),
mScaleMode(aImage->GetScaleMode()),
mLastProducerID(-1),
mLastFrameID(-1),
mIsMask(aIsMask) {
if (mImageHost) {
if (aIsMask) {
// Mask layers never set the 'last' producer/frame
// id, since they never get composited as their own
// layer.
mLastProducerID = mImageHost->GetProducerID();
mLastFrameID = mImageHost->GetFrameID();
} else {
mLastProducerID = mImageHost->GetLastProducerID();
mLastFrameID = mImageHost->GetLastFrameID();
}
}
}
mIsMask(aIsMask) {}
bool ComputeChangeInternal(const char* aPrefix, nsIntRegion& aOutRegion,
NotifySubDocInvalidationFunc aCallback) override {
@ -653,13 +636,10 @@ struct ImageLayerProperties : public LayerPropertiesBase {
}
ImageContainer* container = imageLayer->GetContainer();
ImageHost* host = GetImageHost(imageLayer);
if (mContainer != container ||
mSamplingFilter != imageLayer->GetSamplingFilter() ||
mScaleToSize != imageLayer->GetScaleToSize() ||
mScaleMode != imageLayer->GetScaleMode() || host != mImageHost ||
(host && host->GetProducerID() != mLastProducerID) ||
(host && host->GetFrameID() != mLastFrameID)) {
mScaleMode != imageLayer->GetScaleMode()) {
if (mIsMask) {
// Mask layers have an empty visible region, so we have to
// use the image size instead.
@ -667,9 +647,6 @@ struct ImageLayerProperties : public LayerPropertiesBase {
if (container) {
size = container->GetCurrentSize();
}
if (host) {
size = host->GetImageSize();
}
IntRect rect(0, 0, size.width, size.height);
LTI_DUMP(rect, "mask");
aOutRegion = TransformRect(rect, GetTransformForInvalidation(mLayer));
@ -684,7 +661,6 @@ struct ImageLayerProperties : public LayerPropertiesBase {
}
RefPtr<ImageContainer> mContainer;
RefPtr<ImageHost> mImageHost;
SamplingFilter mSamplingFilter;
gfx::IntSize mScaleToSize;
ScaleMode mScaleMode;
@ -693,30 +669,6 @@ struct ImageLayerProperties : public LayerPropertiesBase {
bool mIsMask;
};
struct CanvasLayerProperties : public LayerPropertiesBase {
explicit CanvasLayerProperties(CanvasLayer* aCanvas)
: LayerPropertiesBase(aCanvas), mImageHost(GetImageHost(aCanvas)) {
mFrameID = mImageHost ? mImageHost->GetFrameID() : -1;
}
bool ComputeChangeInternal(const char* aPrefix, nsIntRegion& aOutRegion,
NotifySubDocInvalidationFunc aCallback) override {
CanvasLayer* canvasLayer = static_cast<CanvasLayer*>(mLayer.get());
ImageHost* host = GetImageHost(canvasLayer);
if (host && host->GetFrameID() != mFrameID) {
LTI_DUMP(NewTransformedBoundsForLeaf(), "frameId");
aOutRegion = NewTransformedBoundsForLeaf();
return true;
}
return true;
}
RefPtr<ImageHost> mImageHost;
int32_t mFrameID;
};
UniquePtr<LayerPropertiesBase> CloneLayerTreePropertiesInternal(
Layer* aRoot, bool aIsMask /* = false */) {
if (!aRoot) {
@ -737,8 +689,6 @@ UniquePtr<LayerPropertiesBase> CloneLayerTreePropertiesInternal(
return MakeUnique<ImageLayerProperties>(static_cast<ImageLayer*>(aRoot),
aIsMask);
case Layer::TYPE_CANVAS:
return MakeUnique<CanvasLayerProperties>(
static_cast<CanvasLayer*>(aRoot));
case Layer::TYPE_DISPLAYITEM:
case Layer::TYPE_READBACK:
case Layer::TYPE_SHADOW:

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@ -5,12 +5,10 @@
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "CompositableHost.h"
#include <map> // for _Rb_tree_iterator, map, etc
#include <utility> // for pair
#include "ContentHost.h" // for ContentHostDoubleBuffered, etc
#include "Effects.h" // for EffectMask, Effect, etc
#include <map> // for _Rb_tree_iterator, map, etc
#include <utility> // for pair
#include "Effects.h" // for EffectMask, Effect, etc
#include "gfxUtils.h"
#include "ImageHost.h" // for ImageHostBuffered, etc
#include "Layers.h"
#include "mozilla/gfx/gfxVars.h"
#include "mozilla/layers/LayersSurfaces.h" // for SurfaceDescriptor
@ -106,26 +104,11 @@ void CompositableHost::RemoveMaskEffect() {
/* static */
already_AddRefed<CompositableHost> CompositableHost::Create(
const TextureInfo& aTextureInfo, bool aUseWebRender) {
const TextureInfo& aTextureInfo) {
RefPtr<CompositableHost> result;
switch (aTextureInfo.mCompositableType) {
case CompositableType::IMAGE:
if (aUseWebRender) {
result = new WebRenderImageHost(aTextureInfo);
} else {
result = new ImageHost(aTextureInfo);
}
break;
case CompositableType::CONTENT_SINGLE:
if (aUseWebRender) {
result = new WebRenderImageHost(aTextureInfo);
} else {
result = new ContentHostSingleBuffered(aTextureInfo);
}
break;
case CompositableType::CONTENT_DOUBLE:
MOZ_ASSERT(!aUseWebRender);
result = new ContentHostDoubleBuffered(aTextureInfo);
result = new WebRenderImageHost(aTextureInfo);
break;
default:
NS_ERROR("Unknown CompositableType");

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@ -88,7 +88,7 @@ class CompositableHost {
explicit CompositableHost(const TextureInfo& aTextureInfo);
static already_AddRefed<CompositableHost> Create(
const TextureInfo& aTextureInfo, bool aUseWebRender);
const TextureInfo& aTextureInfo);
virtual CompositableType GetType() = 0;

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@ -1,460 +0,0 @@
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "mozilla/layers/ContentHost.h"
#include "gfx2DGlue.h" // for ContentForFormat
#include "mozilla/gfx/Point.h" // for IntSize
#include "mozilla/Assertions.h" // for MOZ_ASSERT, etc
#include "mozilla/gfx/BaseRect.h" // for BaseRect
#include "mozilla/layers/Compositor.h" // for Compositor
#include "mozilla/layers/Effects.h" // for TexturedEffect, Effect, etc
#include "mozilla/layers/LayersMessages.h" // for ThebesBufferData
#include "nsAString.h"
#include "nsPrintfCString.h" // for nsPrintfCString
#include "nsString.h" // for nsAutoCString
#include "mozilla/layers/TextureHostOGL.h" // for TextureHostOGL
namespace mozilla {
using namespace gfx;
namespace layers {
ContentHostBase::ContentHostBase(const TextureInfo& aTextureInfo)
: ContentHost(aTextureInfo), mInitialised(false) {}
ContentHostBase::~ContentHostBase() = default;
void ContentHostTexture::Composite(
Compositor* aCompositor, LayerComposite* aLayer, EffectChain& aEffectChain,
float aOpacity, const gfx::Matrix4x4& aTransform,
const SamplingFilter aSamplingFilter, const IntRect& aClipRect,
const nsIntRegion* aVisibleRegion, const Maybe<gfx::Polygon>& aGeometry) {
NS_ASSERTION(aVisibleRegion, "Requires a visible region");
AutoLockCompositableHost lock(this);
if (lock.Failed()) {
return;
}
if (!mTextureHost->BindTextureSource(mTextureSource)) {
return;
}
MOZ_ASSERT(mTextureSource.get());
if (!mTextureHostOnWhite) {
mTextureSourceOnWhite = nullptr;
}
if (mTextureHostOnWhite &&
!mTextureHostOnWhite->BindTextureSource(mTextureSourceOnWhite)) {
return;
}
RefPtr<TexturedEffect> effect = CreateTexturedEffect(
mTextureSource.get(), mTextureSourceOnWhite.get(), aSamplingFilter, true);
if (!effect) {
return;
}
aEffectChain.mPrimaryEffect = effect;
nsIntRegion tmpRegion;
const nsIntRegion* renderRegion;
#ifndef MOZ_IGNORE_PAINT_WILL_RESAMPLE
if (PaintWillResample()) {
// If we're resampling, then the texture image will contain exactly the
// entire visible region's bounds, and we should draw it all in one quad
// to avoid unexpected aliasing.
tmpRegion = aVisibleRegion->GetBounds();
renderRegion = &tmpRegion;
} else {
renderRegion = aVisibleRegion;
}
#else
renderRegion = aVisibleRegion;
#endif
nsIntRegion region(*renderRegion);
nsIntPoint origin = GetOriginOffset();
// translate into TexImage space, buffer origin might not be at texture (0,0)
region.MoveBy(-origin);
// Figure out the intersecting draw region
gfx::IntSize texSize = mTextureSource->GetSize();
IntRect textureRect = IntRect(0, 0, texSize.width, texSize.height);
textureRect.MoveBy(region.GetBounds().TopLeft());
nsIntRegion subregion;
subregion.And(region, textureRect);
if (subregion.IsEmpty()) {
// Region is empty, nothing to draw
return;
}
nsIntRegion screenRects;
nsIntRegion regionRects;
// Collect texture/screen coordinates for drawing
for (auto iter = subregion.RectIter(); !iter.Done(); iter.Next()) {
IntRect regionRect = iter.Get();
IntRect screenRect = iter.Get();
screenRect.MoveBy(origin);
screenRects.Or(screenRects, screenRect);
regionRects.Or(regionRects, regionRect);
}
BigImageIterator* bigImgIter = mTextureSource->AsBigImageIterator();
BigImageIterator* iterOnWhite = nullptr;
if (bigImgIter) {
bigImgIter->BeginBigImageIteration();
}
if (mTextureSourceOnWhite) {
iterOnWhite = mTextureSourceOnWhite->AsBigImageIterator();
MOZ_ASSERT(!bigImgIter ||
bigImgIter->GetTileCount() == iterOnWhite->GetTileCount(),
"Tile count mismatch on component alpha texture");
if (iterOnWhite) {
iterOnWhite->BeginBigImageIteration();
}
}
bool usingTiles = (bigImgIter && bigImgIter->GetTileCount() > 1);
do {
if (iterOnWhite && bigImgIter) {
MOZ_ASSERT(iterOnWhite->GetTileRect() == bigImgIter->GetTileRect(),
"component alpha textures should be the same size.");
}
IntRect texRect = bigImgIter ? bigImgIter->GetTileRect()
: IntRect(0, 0, texSize.width, texSize.height);
// Draw texture. If we're using tiles, we do repeating manually, as texture
// repeat would cause each individual tile to repeat instead of the
// compound texture as a whole. This involves drawing at most 4 sections,
// 2 for each axis that has texture repeat.
for (int y = 0; y < (usingTiles ? 2 : 1); y++) {
for (int x = 0; x < (usingTiles ? 2 : 1); x++) {
IntRect currentTileRect(texRect);
currentTileRect.MoveBy(x * texSize.width, y * texSize.height);
for (auto screenIter = screenRects.RectIter(),
regionIter = regionRects.RectIter();
!screenIter.Done() && !regionIter.Done();
screenIter.Next(), regionIter.Next()) {
const IntRect& screenRect = screenIter.Get();
const IntRect& regionRect = regionIter.Get();
IntRect tileScreenRect(screenRect);
IntRect tileRegionRect(regionRect);
// When we're using tiles, find the intersection between the tile
// rect and this region rect. Tiling is then handled by the
// outer for-loops and modifying the tile rect.
if (usingTiles) {
tileScreenRect.MoveBy(-origin);
tileScreenRect = tileScreenRect.Intersect(currentTileRect);
tileScreenRect.MoveBy(origin);
if (tileScreenRect.IsEmpty()) continue;
tileRegionRect = regionRect.Intersect(currentTileRect);
tileRegionRect.MoveBy(-currentTileRect.TopLeft());
}
gfx::Rect rect(tileScreenRect.X(), tileScreenRect.Y(),
tileScreenRect.Width(), tileScreenRect.Height());
effect->mTextureCoords =
Rect(Float(tileRegionRect.X()) / texRect.Width(),
Float(tileRegionRect.Y()) / texRect.Height(),
Float(tileRegionRect.Width()) / texRect.Width(),
Float(tileRegionRect.Height()) / texRect.Height());
aCompositor->DrawGeometry(rect, aClipRect, aEffectChain, aOpacity,
aTransform, aGeometry);
if (usingTiles) {
DiagnosticFlags diagnostics =
DiagnosticFlags::CONTENT | DiagnosticFlags::BIGIMAGE;
if (iterOnWhite) {
diagnostics |= DiagnosticFlags::COMPONENT_ALPHA;
}
aCompositor->DrawDiagnostics(diagnostics, rect, aClipRect,
aTransform, mFlashCounter);
}
}
}
}
if (iterOnWhite) {
iterOnWhite->NextTile();
}
} while (usingTiles && bigImgIter->NextTile());
if (bigImgIter) {
bigImgIter->EndBigImageIteration();
}
if (iterOnWhite) {
iterOnWhite->EndBigImageIteration();
}
DiagnosticFlags diagnostics = DiagnosticFlags::CONTENT;
if (iterOnWhite) {
diagnostics |= DiagnosticFlags::COMPONENT_ALPHA;
}
aCompositor->DrawDiagnostics(diagnostics, nsIntRegion(mBufferRect), aClipRect,
aTransform, mFlashCounter);
}
RefPtr<TextureSource> ContentHostTexture::AcquireTextureSource() {
if (!mTextureHost || !mTextureHost->AcquireTextureSource(mTextureSource)) {
return nullptr;
}
return mTextureSource.get();
}
RefPtr<TextureSource> ContentHostTexture::AcquireTextureSourceOnWhite() {
if (!mTextureHostOnWhite ||
!mTextureHostOnWhite->AcquireTextureSource(mTextureSourceOnWhite)) {
return nullptr;
}
return mTextureSourceOnWhite.get();
}
void ContentHostTexture::UseTextureHost(
const nsTArray<TimedTexture>& aTextures) {
ContentHostBase::UseTextureHost(aTextures);
MOZ_ASSERT(aTextures.Length() == 1);
const TimedTexture& t = aTextures[0];
MOZ_ASSERT(t.mPictureRect.IsEqualInterior(
nsIntRect(nsIntPoint(0, 0), nsIntSize(t.mTexture->GetSize()))),
"Only default picture rect supported");
if (t.mTexture != mTextureHost) {
mReceivedNewHost = true;
}
mTextureHost = t.mTexture;
mTextureHostOnWhite = nullptr;
mTextureSourceOnWhite = nullptr;
if (mTextureHost) {
mTextureHost->PrepareTextureSource(mTextureSource);
}
}
void ContentHostTexture::UseComponentAlphaTextures(
TextureHost* aTextureOnBlack, TextureHost* aTextureOnWhite) {
ContentHostBase::UseComponentAlphaTextures(aTextureOnBlack, aTextureOnWhite);
mTextureHost = aTextureOnBlack;
mTextureHostOnWhite = aTextureOnWhite;
if (mTextureHost) {
mTextureHost->PrepareTextureSource(mTextureSource);
}
if (mTextureHostOnWhite) {
mTextureHostOnWhite->PrepareTextureSource(mTextureSourceOnWhite);
}
}
void ContentHostTexture::SetTextureSourceProvider(
TextureSourceProvider* aProvider) {
ContentHostBase::SetTextureSourceProvider(aProvider);
if (mTextureHost) {
mTextureHost->SetTextureSourceProvider(aProvider);
}
if (mTextureHostOnWhite) {
mTextureHostOnWhite->SetTextureSourceProvider(aProvider);
}
}
void ContentHostTexture::Dump(std::stringstream& aStream, const char* aPrefix,
bool aDumpHtml) {
#ifdef MOZ_DUMP_PAINTING
if (aDumpHtml) {
aStream << "<ul>";
}
if (mTextureHost) {
aStream << aPrefix;
if (aDumpHtml) {
aStream << "<li> <a href=";
} else {
aStream << "Front buffer: ";
}
DumpTextureHost(aStream, mTextureHost);
if (aDumpHtml) {
aStream << "> Front buffer </a></li> ";
} else {
aStream << "\n";
}
}
if (mTextureHostOnWhite) {
aStream << aPrefix;
if (aDumpHtml) {
aStream << "<li> <a href=";
} else {
aStream << "Front buffer on white: ";
}
DumpTextureHost(aStream, mTextureHostOnWhite);
if (aDumpHtml) {
aStream << "> Front buffer on white </a> </li> ";
} else {
aStream << "\n";
}
}
if (aDumpHtml) {
aStream << "</ul>";
}
#endif
}
static inline void AddWrappedRegion(const nsIntRegion& aInput,
nsIntRegion& aOutput, const IntSize& aSize,
const nsIntPoint& aShift) {
nsIntRegion tempRegion;
tempRegion.And(IntRect(aShift, aSize), aInput);
tempRegion.MoveBy(-aShift);
aOutput.Or(aOutput, tempRegion);
}
bool ContentHostSingleBuffered::UpdateThebes(
const ThebesBufferData& aData, const nsIntRegion& aUpdated,
const nsIntRegion& aOldValidRegionBack) {
if (!mTextureHost) {
mInitialised = false;
return true; // FIXME should we return false? Returning true for now
} // to preserve existing behavior of NOT causing IPC errors.
// updated is in screen coordinates. Convert it to buffer coordinates.
nsIntRegion destRegion(aUpdated);
if (mReceivedNewHost) {
destRegion.Or(destRegion, aOldValidRegionBack);
mReceivedNewHost = false;
}
destRegion.MoveBy(-aData.rect().TopLeft());
if (!aData.rect().Contains(aUpdated.GetBounds()) ||
aData.rotation().x > aData.rect().Width() ||
aData.rotation().y > aData.rect().Height()) {
NS_ERROR("Invalid update data");
return false;
}
// destRegion is now in logical coordinates relative to the buffer, but we
// need to account for rotation. We do that by moving the region to the
// rotation offset and then wrapping any pixels that extend off the
// bottom/right edges.
// Shift to the rotation point
destRegion.MoveBy(aData.rotation());
IntSize bufferSize = aData.rect().Size();
// Select only the pixels that are still within the buffer.
nsIntRegion finalRegion;
finalRegion.And(IntRect(IntPoint(), bufferSize), destRegion);
// For each of the overlap areas (right, bottom-right, bottom), select those
// pixels and wrap them around to the opposite edge of the buffer rect.
AddWrappedRegion(destRegion, finalRegion, bufferSize,
nsIntPoint(aData.rect().Width(), 0));
AddWrappedRegion(destRegion, finalRegion, bufferSize,
nsIntPoint(aData.rect().Width(), aData.rect().Height()));
AddWrappedRegion(destRegion, finalRegion, bufferSize,
nsIntPoint(0, aData.rect().Height()));
MOZ_ASSERT(IntRect(0, 0, aData.rect().Width(), aData.rect().Height())
.Contains(finalRegion.GetBounds()));
mTextureHost->Updated(&finalRegion);
if (mTextureHostOnWhite) {
mTextureHostOnWhite->Updated(&finalRegion);
}
mInitialised = true;
mBufferRect = aData.rect();
mBufferRotation = aData.rotation();
return true;
}
bool ContentHostDoubleBuffered::UpdateThebes(
const ThebesBufferData& aData, const nsIntRegion& aUpdated,
const nsIntRegion& aOldValidRegionBack) {
if (!mTextureHost) {
mInitialised = false;
return true;
}
// We don't need to calculate an update region because we assume that if we
// are using double buffering then we have render-to-texture and thus no
// upload to do.
mTextureHost->Updated();
if (mTextureHostOnWhite) {
mTextureHostOnWhite->Updated();
}
mInitialised = true;
mBufferRect = aData.rect();
mBufferRotation = aData.rotation();
// Save the current valid region of our front buffer, because if
// we're double buffering, it's going to be the valid region for the
// next back buffer sent back to the renderer.
//
// NB: we rely here on the fact that mValidRegion is initialized to
// empty, and that the first time Swap() is called we don't have a
// valid front buffer that we're going to return to content.
mValidRegionForNextBackBuffer = aOldValidRegionBack;
return true;
}
void ContentHostTexture::PrintInfo(std::stringstream& aStream,
const char* aPrefix) {
aStream << aPrefix;
aStream << nsPrintfCString("ContentHost (0x%p)", this).get()
<< " [buffer-rect=" << mBufferRect << "]"
<< " [buffer-rotation=" << mBufferRotation << "]";
if (PaintWillResample()) {
aStream << " [paint-will-resample]";
}
if (mTextureHost) {
nsAutoCString pfx(aPrefix);
pfx += " ";
aStream << "\n";
mTextureHost->PrintInfo(aStream, pfx.get());
}
}
already_AddRefed<TexturedEffect> ContentHostTexture::GenEffect(
const gfx::SamplingFilter aSamplingFilter) {
if (!mTextureHost) {
return nullptr;
}
if (!mTextureHost->BindTextureSource(mTextureSource)) {
return nullptr;
}
if (!mTextureHostOnWhite) {
mTextureSourceOnWhite = nullptr;
}
if (mTextureHostOnWhite &&
!mTextureHostOnWhite->BindTextureSource(mTextureSourceOnWhite)) {
return nullptr;
}
return CreateTexturedEffect(mTextureSource.get(), mTextureSourceOnWhite.get(),
aSamplingFilter, true);
}
already_AddRefed<gfx::DataSourceSurface> ContentHostTexture::GetAsSurface() {
if (!mTextureHost) {
return nullptr;
}
return mTextureHost->GetAsSurface();
}
} // namespace layers
} // namespace mozilla

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@ -1,233 +0,0 @@
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef GFX_CONTENTHOST_H
#define GFX_CONTENTHOST_H
#include <stdint.h> // for uint32_t
#include <stdio.h> // for FILE
#include "mozilla-config.h" // for MOZ_DUMP_PAINTING
#include "CompositableHost.h" // for CompositableHost, etc
#include "mozilla/Attributes.h" // for override
#include "mozilla/RefPtr.h" // for RefPtr
#include "mozilla/gfx/BasePoint.h" // for BasePoint
#include "mozilla/gfx/MatrixFwd.h" // for Matrix4x4
#include "mozilla/gfx/Point.h" // for Point
#include "mozilla/gfx/Polygon.h" // for Polygon
#include "mozilla/gfx/Rect.h" // for Rect
#include "mozilla/gfx/Types.h" // for SamplingFilter
#include "mozilla/layers/CompositorTypes.h" // for TextureInfo, etc
#include "mozilla/layers/ContentClient.h" // for ContentClient
#include "mozilla/layers/ISurfaceAllocator.h" // for ISurfaceAllocator
#include "mozilla/layers/LayersSurfaces.h" // for SurfaceDescriptor
#include "mozilla/layers/LayersTypes.h" // for etc
#include "mozilla/layers/TextureHost.h" // for TextureHost
#include "mozilla/mozalloc.h" // for operator delete
#include "mozilla/UniquePtr.h" // for UniquePtr
#include "nsCOMPtr.h" // for already_AddRefed
#include "nsISupportsImpl.h" // for MOZ_COUNT_CTOR, etc
#include "nsPoint.h" // for nsIntPoint
#include "nsRect.h" // for mozilla::gfx::IntRect
#include "nsRegion.h" // for nsIntRegion
#include "nsTArray.h" // for nsTArray
#include "nscore.h" // for nsACString
namespace mozilla {
namespace layers {
class Compositor;
class ThebesBufferData;
struct EffectChain;
struct TexturedEffect;
/**
* ContentHosts are used for compositing Painted layers, always matched by a
* ContentClient of the same type.
*
* ContentHosts support only UpdateThebes(), not Update().
*/
class ContentHost : public CompositableHost {
public:
virtual bool UpdateThebes(
const ThebesBufferData& aData, const nsIntRegion& aUpdated,
const nsIntRegion& aOldValidRegionBack) override = 0;
virtual void SetPaintWillResample(bool aResample) {
mPaintWillResample = aResample;
}
bool PaintWillResample() { return mPaintWillResample; }
// We use this to allow TiledContentHost to invalidate regions where
// tiles are fading in.
virtual void AddAnimationInvalidation(nsIntRegion& aRegion) {}
virtual gfx::IntRect GetBufferRect() {
MOZ_ASSERT_UNREACHABLE("Must be implemented in derived class");
return gfx::IntRect();
}
ContentHost* AsContentHost() override { return this; }
protected:
explicit ContentHost(const TextureInfo& aTextureInfo)
: CompositableHost(aTextureInfo), mPaintWillResample(false) {}
bool mPaintWillResample;
};
/**
* Base class for non-tiled ContentHosts.
*
* Ownership of the SurfaceDescriptor and the resources it represents is passed
* from the ContentClient to the ContentHost when the TextureClient/Hosts are
* created, that is recevied here by SetTextureHosts which assigns one or two
* texture hosts (for single and double buffering) to the ContentHost.
*
* It is the responsibility of the ContentHost to destroy its resources when
* they are recreated or the ContentHost dies.
*/
class ContentHostBase : public ContentHost {
public:
typedef ContentClient::ContentType ContentType;
typedef ContentClient::PaintState PaintState;
explicit ContentHostBase(const TextureInfo& aTextureInfo);
virtual ~ContentHostBase();
gfx::IntRect GetBufferRect() override { return mBufferRect; }
virtual nsIntPoint GetOriginOffset() {
return mBufferRect.TopLeft() - mBufferRotation;
}
protected:
gfx::IntRect mBufferRect;
nsIntPoint mBufferRotation;
bool mInitialised;
};
/**
* Shared ContentHostBase implementation for content hosts that
* use up to two TextureHosts.
*/
class ContentHostTexture : public ContentHostBase {
public:
explicit ContentHostTexture(const TextureInfo& aTextureInfo)
: ContentHostBase(aTextureInfo),
mLocked(false),
mReceivedNewHost(false) {}
void Composite(Compositor* aCompositor, LayerComposite* aLayer,
EffectChain& aEffectChain, float aOpacity,
const gfx::Matrix4x4& aTransform,
const gfx::SamplingFilter aSamplingFilter,
const gfx::IntRect& aClipRect,
const nsIntRegion* aVisibleRegion = nullptr,
const Maybe<gfx::Polygon>& aGeometry = Nothing()) override;
void SetTextureSourceProvider(TextureSourceProvider* aProvider) override;
already_AddRefed<gfx::DataSourceSurface> GetAsSurface() override;
void Dump(std::stringstream& aStream, const char* aPrefix = "",
bool aDumpHtml = false) override;
void PrintInfo(std::stringstream& aStream, const char* aPrefix) override;
void UseTextureHost(const nsTArray<TimedTexture>& aTextures) override;
void UseComponentAlphaTextures(TextureHost* aTextureOnBlack,
TextureHost* aTextureOnWhite) override;
bool Lock() override {
MOZ_ASSERT(!mLocked);
if (!mTextureHost) {
return false;
}
if (!mTextureHost->Lock()) {
return false;
}
if (mTextureHostOnWhite && !mTextureHostOnWhite->Lock()) {
return false;
}
mLocked = true;
return true;
}
void Unlock() override {
MOZ_ASSERT(mLocked);
mTextureHost->Unlock();
if (mTextureHostOnWhite) {
mTextureHostOnWhite->Unlock();
}
mLocked = false;
}
bool HasComponentAlpha() const { return !!mTextureHostOnWhite; }
RefPtr<TextureSource> AcquireTextureSource();
RefPtr<TextureSource> AcquireTextureSourceOnWhite();
ContentHostTexture* AsContentHostTexture() override { return this; }
already_AddRefed<TexturedEffect> GenEffect(
const gfx::SamplingFilter aSamplingFilter) override;
protected:
CompositableTextureHostRef mTextureHost;
CompositableTextureHostRef mTextureHostOnWhite;
CompositableTextureSourceRef mTextureSource;
CompositableTextureSourceRef mTextureSourceOnWhite;
bool mLocked;
bool mReceivedNewHost;
};
/**
* Double buffering is implemented by swapping the front and back TextureHosts.
* We assume that whenever we use double buffering, then we have
* render-to-texture and thus no texture upload to do.
*/
class ContentHostDoubleBuffered : public ContentHostTexture {
public:
explicit ContentHostDoubleBuffered(const TextureInfo& aTextureInfo)
: ContentHostTexture(aTextureInfo) {}
virtual ~ContentHostDoubleBuffered() = default;
CompositableType GetType() override {
return CompositableType::CONTENT_DOUBLE;
}
virtual bool UpdateThebes(const ThebesBufferData& aData,
const nsIntRegion& aUpdated,
const nsIntRegion& aOldValidRegionBack) override;
protected:
nsIntRegion mValidRegionForNextBackBuffer;
};
/**
* Single buffered, therefore we must synchronously upload the image from the
* TextureHost in the layers transaction (i.e., in UpdateThebes).
*/
class ContentHostSingleBuffered : public ContentHostTexture {
public:
explicit ContentHostSingleBuffered(const TextureInfo& aTextureInfo)
: ContentHostTexture(aTextureInfo) {}
virtual ~ContentHostSingleBuffered() = default;
CompositableType GetType() override {
return CompositableType::CONTENT_SINGLE;
}
bool UpdateThebes(const ThebesBufferData& aData, const nsIntRegion& aUpdated,
const nsIntRegion& aOldValidRegionBack) override;
};
} // namespace layers
} // namespace mozilla
#endif

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@ -1,402 +0,0 @@
/* -*- 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 "ImageHost.h"
#include <utility>
#include "composite/CompositableHost.h" // for CompositableHost, etc
#include "ipc/IPCMessageUtils.h" // for null_t
#include "mozilla/layers/Compositor.h" // for Compositor
#include "mozilla/layers/Effects.h" // for TexturedEffect, Effect, etc
#include "nsAString.h"
#include "nsDebug.h" // for NS_WARNING, NS_ASSERTION
#include "nsPrintfCString.h" // for nsPrintfCString
#include "nsString.h" // for nsAutoCString
namespace mozilla {
using namespace gfx;
namespace layers {
class ISurfaceAllocator;
ImageHost::ImageHost(const TextureInfo& aTextureInfo)
: CompositableHost(aTextureInfo), ImageComposite(), mLocked(false) {}
ImageHost::~ImageHost() = default;
void ImageHost::UseTextureHost(const nsTArray<TimedTexture>& aTextures) {
MOZ_ASSERT(!mLocked);
CompositableHost::UseTextureHost(aTextures);
MOZ_ASSERT(aTextures.Length() >= 1);
nsTArray<TimedImage> newImages;
for (uint32_t i = 0; i < aTextures.Length(); ++i) {
const TimedTexture& t = aTextures[i];
MOZ_ASSERT(t.mTexture);
if (i + 1 < aTextures.Length() && t.mProducerID == mLastProducerID &&
t.mFrameID < mLastFrameID) {
// Ignore frames before a frame that we already composited. We don't
// ever want to display these frames. This could be important if
// the frame producer adjusts timestamps (e.g. to track the audio clock)
// and the new frame times are earlier.
continue;
}
TimedImage& img = *newImages.AppendElement();
img.mTextureHost = t.mTexture;
img.mTimeStamp = t.mTimeStamp;
img.mPictureRect = t.mPictureRect;
img.mFrameID = t.mFrameID;
img.mProducerID = t.mProducerID;
img.mTextureHost->SetCropRect(img.mPictureRect);
img.mTextureHost->Updated();
}
SetImages(std::move(newImages));
// If we only have one image we can upload it right away, otherwise we'll
// upload on-demand during composition after we have picked the proper
// timestamp.
if (ImagesCount() == 1) {
SetCurrentTextureHost(GetImage(0)->mTextureHost);
}
}
void ImageHost::SetCurrentTextureHost(TextureHost* aTexture) {
if (aTexture == mCurrentTextureHost.get()) {
return;
}
bool swapTextureSources = !!mCurrentTextureHost && !!mCurrentTextureSource &&
mCurrentTextureHost->IsValid() &&
mCurrentTextureHost->HasIntermediateBuffer();
if (swapTextureSources) {
auto dataSource = mCurrentTextureSource->AsDataTextureSource();
if (dataSource) {
// The current textureHost has an internal buffer in the form of the
// DataTextureSource. Removing the ownership of the texture source
// will enable the next texture host we bind to the texture source to
// acquire it instead of creating a new one. This is desirable in
// ImageHost because the current texture won't be used again with the
// same content. It wouldn't be desirable with ContentHost for instance,
// because the latter reuses the texture's valid regions.
dataSource->SetOwner(nullptr);
}
RefPtr<TextureSource> tmp = mExtraTextureSource;
mExtraTextureSource = mCurrentTextureSource.get();
mCurrentTextureSource = tmp;
} else {
mExtraTextureSource = nullptr;
}
mCurrentTextureHost = aTexture;
mCurrentTextureHost->PrepareTextureSource(mCurrentTextureSource);
}
void ImageHost::CleanupResources() {
mExtraTextureSource = nullptr;
mCurrentTextureSource = nullptr;
mCurrentTextureHost = nullptr;
}
void ImageHost::RemoveTextureHost(TextureHost* aTexture) {
MOZ_ASSERT(!mLocked);
CompositableHost::RemoveTextureHost(aTexture);
RemoveImagesWithTextureHost(aTexture);
}
TimeStamp ImageHost::GetCompositionTime() const {
TimeStamp time;
return time;
}
CompositionOpportunityId ImageHost::GetCompositionOpportunityId() const {
CompositionOpportunityId id;
return id;
}
void ImageHost::AppendImageCompositeNotification(
const ImageCompositeNotificationInfo& aInfo) const {}
TextureHost* ImageHost::GetAsTextureHost(IntRect* aPictureRect) {
const TimedImage* img = ChooseImage();
if (!img) {
return nullptr;
}
SetCurrentTextureHost(img->mTextureHost);
if (aPictureRect) {
*aPictureRect = img->mPictureRect;
}
return img->mTextureHost;
}
void ImageHost::Attach(Layer* aLayer, TextureSourceProvider* aProvider,
AttachFlags aFlags) {
CompositableHost::Attach(aLayer, aProvider, aFlags);
for (const auto& img : Images()) {
img.mTextureHost->SetTextureSourceProvider(aProvider);
img.mTextureHost->Updated();
}
}
void ImageHost::Composite(Compositor* aCompositor, LayerComposite* aLayer,
EffectChain& aEffectChain, float aOpacity,
const gfx::Matrix4x4& aTransform,
const gfx::SamplingFilter aSamplingFilter,
const gfx::IntRect& aClipRect,
const nsIntRegion* aVisibleRegion,
const Maybe<gfx::Polygon>& aGeometry) {
RenderInfo info;
if (!PrepareToRender(aCompositor, &info)) {
return;
}
const TimedImage* img = info.img;
{
AutoLockCompositableHost autoLock(this);
if (autoLock.Failed()) {
NS_WARNING("failed to lock front buffer");
return;
}
if (!mCurrentTextureHost->BindTextureSource(mCurrentTextureSource)) {
return;
}
if (!mCurrentTextureSource) {
// BindTextureSource above should have returned false!
MOZ_ASSERT(false);
return;
}
bool isAlphaPremultiplied =
!(mCurrentTextureHost->GetFlags() & TextureFlags::NON_PREMULTIPLIED);
RefPtr<TexturedEffect> effect =
CreateTexturedEffect(mCurrentTextureHost, mCurrentTextureSource.get(),
aSamplingFilter, isAlphaPremultiplied);
if (!effect) {
return;
}
if (!aCompositor->SupportsEffect(effect->mType)) {
return;
}
DiagnosticFlags diagnosticFlags = DiagnosticFlags::IMAGE;
if (effect->mType == EffectTypes::NV12) {
diagnosticFlags |= DiagnosticFlags::NV12;
} else if (effect->mType == EffectTypes::YCBCR) {
diagnosticFlags |= DiagnosticFlags::YCBCR;
}
aEffectChain.mPrimaryEffect = effect;
gfx::Rect pictureRect(0, 0, img->mPictureRect.Width(),
img->mPictureRect.Height());
BigImageIterator* it = mCurrentTextureSource->AsBigImageIterator();
if (it) {
// This iteration does not work if we have multiple texture sources here
// (e.g. 3 YCbCr textures). There's nothing preventing the different
// planes from having different resolutions or tile sizes. For example, a
// YCbCr frame could have Cb and Cr planes that are half the resolution of
// the Y plane, in such a way that the Y plane overflows the maximum
// texture size and the Cb and Cr planes do not. Then the Y plane would be
// split into multiple tiles and the Cb and Cr planes would just be one
// tile each.
// To handle the general case correctly, we'd have to create a grid of
// intersected tiles over all planes, and then draw each grid tile using
// the corresponding source tiles from all planes, with appropriate
// per-plane per-tile texture coords.
// DrawQuad currently assumes that all planes use the same texture coords.
MOZ_ASSERT(
it->GetTileCount() == 1 || !mCurrentTextureSource->GetNextSibling(),
"Can't handle multi-plane BigImages");
it->BeginBigImageIteration();
do {
IntRect tileRect = it->GetTileRect();
gfx::Rect rect(tileRect.X(), tileRect.Y(), tileRect.Width(),
tileRect.Height());
rect = rect.Intersect(pictureRect);
effect->mTextureCoords =
Rect(Float(rect.X() - tileRect.X()) / tileRect.Width(),
Float(rect.Y() - tileRect.Y()) / tileRect.Height(),
Float(rect.Width()) / tileRect.Width(),
Float(rect.Height()) / tileRect.Height());
if (img->mTextureHost->GetFlags() & TextureFlags::ORIGIN_BOTTOM_LEFT) {
effect->mTextureCoords.SetRectY(effect->mTextureCoords.YMost(),
-effect->mTextureCoords.Height());
}
aCompositor->DrawGeometry(rect, aClipRect, aEffectChain, aOpacity,
aTransform, aGeometry);
aCompositor->DrawDiagnostics(
diagnosticFlags | DiagnosticFlags::BIGIMAGE, rect, aClipRect,
aTransform, mFlashCounter);
} while (it->NextTile());
it->EndBigImageIteration();
// layer border
aCompositor->DrawDiagnostics(diagnosticFlags, pictureRect, aClipRect,
aTransform, mFlashCounter);
} else {
IntSize textureSize = mCurrentTextureSource->GetSize();
effect->mTextureCoords =
Rect(Float(img->mPictureRect.X()) / textureSize.width,
Float(img->mPictureRect.Y()) / textureSize.height,
Float(img->mPictureRect.Width()) / textureSize.width,
Float(img->mPictureRect.Height()) / textureSize.height);
if (img->mTextureHost->GetFlags() & TextureFlags::ORIGIN_BOTTOM_LEFT) {
effect->mTextureCoords.SetRectY(effect->mTextureCoords.YMost(),
-effect->mTextureCoords.Height());
}
aCompositor->DrawGeometry(pictureRect, aClipRect, aEffectChain, aOpacity,
aTransform, aGeometry);
aCompositor->DrawDiagnostics(diagnosticFlags, pictureRect, aClipRect,
aTransform, mFlashCounter);
}
}
FinishRendering(info);
}
bool ImageHost::PrepareToRender(TextureSourceProvider* aProvider,
RenderInfo* aOutInfo) {
return false;
}
RefPtr<TextureSource> ImageHost::AcquireTextureSource(const RenderInfo& aInfo) {
MOZ_ASSERT(aInfo.host == mCurrentTextureHost);
if (!aInfo.host->AcquireTextureSource(mCurrentTextureSource)) {
return nullptr;
}
return mCurrentTextureSource.get();
}
void ImageHost::FinishRendering(const RenderInfo& aInfo) {
OnFinishRendering(aInfo.imageIndex, aInfo.img, mAsyncRef.mProcessId,
mAsyncRef.mHandle);
}
void ImageHost::SetTextureSourceProvider(TextureSourceProvider* aProvider) {
if (mTextureSourceProvider != aProvider) {
for (const auto& img : Images()) {
img.mTextureHost->SetTextureSourceProvider(aProvider);
}
}
CompositableHost::SetTextureSourceProvider(aProvider);
}
void ImageHost::PrintInfo(std::stringstream& aStream, const char* aPrefix) {
aStream << aPrefix;
aStream << nsPrintfCString("ImageHost (0x%p)", this).get();
nsAutoCString pfx(aPrefix);
pfx += " ";
for (const auto& img : Images()) {
aStream << "\n";
img.mTextureHost->PrintInfo(aStream, pfx.get());
aStream << " [picture-rect=" << img.mPictureRect << "]";
}
}
void ImageHost::Dump(std::stringstream& aStream, const char* aPrefix,
bool aDumpHtml) {
for (const auto& img : Images()) {
aStream << aPrefix;
aStream << (aDumpHtml ? "<ul><li>TextureHost: " : "TextureHost: ");
DumpTextureHost(aStream, img.mTextureHost);
aStream << (aDumpHtml ? " </li></ul> " : " ");
}
}
already_AddRefed<gfx::DataSourceSurface> ImageHost::GetAsSurface() {
const TimedImage* img = ChooseImage();
if (img) {
return img->mTextureHost->GetAsSurface();
}
return nullptr;
}
bool ImageHost::Lock() {
MOZ_ASSERT(!mLocked);
const TimedImage* img = ChooseImage();
if (!img) {
return false;
}
SetCurrentTextureHost(img->mTextureHost);
if (!mCurrentTextureHost->Lock()) {
return false;
}
mLocked = true;
return true;
}
void ImageHost::Unlock() {
MOZ_ASSERT(mLocked);
if (mCurrentTextureHost) {
mCurrentTextureHost->Unlock();
}
mLocked = false;
}
IntSize ImageHost::GetImageSize() {
const TimedImage* img = ChooseImage();
if (img) {
return IntSize(img->mPictureRect.Width(), img->mPictureRect.Height());
}
return IntSize();
}
bool ImageHost::IsOpaque() {
const TimedImage* img = ChooseImage();
if (!img) {
return false;
}
if (img->mPictureRect.Width() == 0 || img->mPictureRect.Height() == 0 ||
!img->mTextureHost) {
return false;
}
gfx::SurfaceFormat format = img->mTextureHost->GetFormat();
if (gfx::IsOpaque(format)) {
return true;
}
return false;
}
already_AddRefed<TexturedEffect> ImageHost::GenEffect(
const gfx::SamplingFilter aSamplingFilter) {
const TimedImage* img = ChooseImage();
if (!img) {
return nullptr;
}
SetCurrentTextureHost(img->mTextureHost);
if (!mCurrentTextureHost->BindTextureSource(mCurrentTextureSource)) {
return nullptr;
}
bool isAlphaPremultiplied = true;
if (mCurrentTextureHost->GetFlags() & TextureFlags::NON_PREMULTIPLIED) {
isAlphaPremultiplied = false;
}
return CreateTexturedEffect(mCurrentTextureHost, mCurrentTextureSource,
aSamplingFilter, isAlphaPremultiplied);
}
} // namespace layers
} // namespace mozilla

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@ -1,138 +0,0 @@
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef MOZILLA_GFX_IMAGEHOST_H
#define MOZILLA_GFX_IMAGEHOST_H
#include <stdio.h> // for FILE
#include "CompositableHost.h" // for CompositableHost
#include "mozilla/Attributes.h" // for override
#include "mozilla/RefPtr.h" // for RefPtr
#include "mozilla/gfx/MatrixFwd.h" // for Matrix4x4
#include "mozilla/gfx/Point.h" // for Point
#include "mozilla/gfx/Polygon.h" // for Polygon
#include "mozilla/gfx/Rect.h" // for Rect
#include "mozilla/gfx/Types.h" // for SamplingFilter
#include "mozilla/layers/CompositorTypes.h" // for TextureInfo, etc
#include "mozilla/layers/ImageComposite.h" // for ImageComposite
#include "mozilla/layers/LayersSurfaces.h" // for SurfaceDescriptor
#include "mozilla/layers/LayersTypes.h" // for LayerRenderState, etc
#include "mozilla/layers/TextureHost.h" // for TextureHost, etc
#include "mozilla/mozalloc.h" // for operator delete
#include "nsCOMPtr.h" // for already_AddRefed
#include "nsRect.h" // for mozilla::gfx::IntRect
#include "nsRegionFwd.h" // for nsIntRegion
#include "nscore.h" // for nsACString
namespace mozilla {
namespace layers {
class Compositor;
struct EffectChain;
class HostLayerManager;
/**
* ImageHost. Works with ImageClientSingle and ImageClientBuffered
*/
class ImageHost : public CompositableHost, public ImageComposite {
public:
explicit ImageHost(const TextureInfo& aTextureInfo);
virtual ~ImageHost();
CompositableType GetType() override { return mTextureInfo.mCompositableType; }
ImageHost* AsImageHost() override { return this; }
void Composite(Compositor* aCompositor, LayerComposite* aLayer,
EffectChain& aEffectChain, float aOpacity,
const gfx::Matrix4x4& aTransform,
const gfx::SamplingFilter aSamplingFilter,
const gfx::IntRect& aClipRect,
const nsIntRegion* aVisibleRegion = nullptr,
const Maybe<gfx::Polygon>& aGeometry = Nothing()) override;
void UseTextureHost(const nsTArray<TimedTexture>& aTextures) override;
void RemoveTextureHost(TextureHost* aTexture) override;
TextureHost* GetAsTextureHost(gfx::IntRect* aPictureRect = nullptr) override;
void Attach(Layer* aLayer, TextureSourceProvider* aProvider,
AttachFlags aFlags = NO_FLAGS) override;
void SetTextureSourceProvider(TextureSourceProvider* aProvider) override;
gfx::IntSize GetImageSize() override;
void PrintInfo(std::stringstream& aStream, const char* aPrefix) override;
void Dump(std::stringstream& aStream, const char* aPrefix = "",
bool aDumpHtml = false) override;
already_AddRefed<gfx::DataSourceSurface> GetAsSurface() override;
bool Lock() override;
void Unlock() override;
already_AddRefed<TexturedEffect> GenEffect(
const gfx::SamplingFilter aSamplingFilter) override;
void SetCurrentTextureHost(TextureHost* aTexture);
void CleanupResources() override;
bool IsOpaque();
uint32_t GetDroppedFrames() override { return GetDroppedFramesAndReset(); }
struct RenderInfo {
int imageIndex;
const TimedImage* img;
RefPtr<TextureHost> host;
RenderInfo() : imageIndex(-1), img(nullptr) {}
};
// Acquire rendering information for the current frame.
bool PrepareToRender(TextureSourceProvider* aProvider, RenderInfo* aOutInfo);
// Acquire the TextureSource for the currently prepared frame.
RefPtr<TextureSource> AcquireTextureSource(const RenderInfo& aInfo);
// Send ImageComposite notifications.
void FinishRendering(const RenderInfo& aInfo);
// This should only be called inside a lock, or during rendering. It is
// infallible to enforce this.
TextureHost* CurrentTextureHost() const {
MOZ_ASSERT(mCurrentTextureHost);
return mCurrentTextureHost;
}
protected:
// ImageComposite
TimeStamp GetCompositionTime() const override;
CompositionOpportunityId GetCompositionOpportunityId() const override;
void AppendImageCompositeNotification(
const ImageCompositeNotificationInfo& aInfo) const override;
// Use a simple RefPtr because the same texture is already held by a
// a CompositableTextureHostRef in the array of TimedImage.
// See the comment in CompositableTextureRef for more details.
RefPtr<TextureHost> mCurrentTextureHost;
CompositableTextureSourceRef mCurrentTextureSource;
// When doing texture uploads it's best to alternate between two (or three)
// texture sources so that the texture we upload to isn't being used by
// the GPU to composite the previous frame.
RefPtr<TextureSource> mExtraTextureSource;
bool mLocked;
};
} // namespace layers
} // namespace mozilla
#endif

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@ -15,8 +15,6 @@
#include "mozilla/gfx/DeviceManagerDx.h"
#include "mozilla/gfx/GPUParent.h"
#include "mozilla/gfx/Swizzle.h"
#include "mozilla/layers/ImageHost.h"
#include "mozilla/layers/ContentHost.h"
#include "mozilla/layers/Diagnostics.h"
#include "mozilla/layers/DiagnosticsD3D11.h"
#include "mozilla/layers/Effects.h"

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@ -12,13 +12,12 @@
#include "mozilla/Assertions.h" // for MOZ_ASSERT, etc
#include "mozilla/RefPtr.h" // for RefPtr
#include "mozilla/layers/CompositorTypes.h"
#include "mozilla/layers/ContentHost.h" // for ContentHostBase
#include "mozilla/layers/ImageBridgeParent.h" // for ImageBridgeParent
#include "mozilla/layers/LayersSurfaces.h" // for SurfaceDescriptor
#include "mozilla/layers/LayersTypes.h" // for MOZ_LAYERS_LOG
#include "mozilla/layers/TextureHost.h" // for TextureHost
#include "mozilla/layers/TextureHostOGL.h" // for TextureHostOGL
#include "mozilla/mozalloc.h" // for operator delete
#include "mozilla/mozalloc.h" // for operator delete
#include "mozilla/Unused.h"
#include "nsDebug.h" // for NS_WARNING, NS_ASSERTION
#include "nsRegion.h" // for nsIntRegion
@ -81,12 +80,6 @@ bool CompositableParentManager::ReceiveCompositableUpdate(
}
switch (aDetail.type()) {
case CompositableOperationDetail::TOpPaintTextureRegion: {
return false;
}
case CompositableOperationDetail::TOpUseTiledLayerBuffer: {
return false;
}
case CompositableOperationDetail::TOpRemoveTexture: {
const OpRemoveTexture& op = aDetail.get_OpRemoveTexture();
@ -132,42 +125,6 @@ bool CompositableParentManager::ReceiveCompositableUpdate(
}
break;
}
case CompositableOperationDetail::TOpUseComponentAlphaTextures: {
const OpUseComponentAlphaTextures& op =
aDetail.get_OpUseComponentAlphaTextures();
RefPtr<TextureHost> texOnBlack =
TextureHost::AsTextureHost(op.textureOnBlackParent());
RefPtr<TextureHost> texOnWhite =
TextureHost::AsTextureHost(op.textureOnWhiteParent());
if (op.readLockedBlack()) {
texOnBlack->SetReadLocked();
}
if (op.readLockedWhite()) {
texOnWhite->SetReadLocked();
}
MOZ_ASSERT(texOnBlack && texOnWhite);
aCompositable->UseComponentAlphaTextures(texOnBlack, texOnWhite);
if (texOnBlack) {
texOnBlack->SetLastFwdTransactionId(mFwdTransactionId);
// Make sure that each texture was handled by the compositable
// because the recycling logic depends on it.
MOZ_ASSERT(texOnBlack->NumCompositableRefs() > 0);
}
if (texOnWhite) {
texOnWhite->SetLastFwdTransactionId(mFwdTransactionId);
// Make sure that each texture was handled by the compositable
// because the recycling logic depends on it.
MOZ_ASSERT(texOnWhite->NumCompositableRefs() > 0);
}
if (UsesImageBridge()) {
ScheduleComposition(aCompositable);
}
break;
}
case CompositableOperationDetail::TOpDeliverAcquireFence: {
const OpDeliverAcquireFence& op = aDetail.get_OpDeliverAcquireFence();
RefPtr<TextureHost> tex = TextureHost::AsTextureHost(op.textureParent());
@ -204,8 +161,7 @@ void CompositableParentManager::DestroyActor(const OpDestroy& aOp) {
}
RefPtr<CompositableHost> CompositableParentManager::AddCompositable(
const CompositableHandle& aHandle, const TextureInfo& aInfo,
bool aUseWebRender) {
const CompositableHandle& aHandle, const TextureInfo& aInfo) {
if (mCompositables.find(aHandle.Value()) != mCompositables.end()) {
NS_ERROR("Client should not allocate duplicate handles");
return nullptr;
@ -215,8 +171,7 @@ RefPtr<CompositableHost> CompositableParentManager::AddCompositable(
return nullptr;
}
RefPtr<CompositableHost> host =
CompositableHost::Create(aInfo, aUseWebRender);
RefPtr<CompositableHost> host = CompositableHost::Create(aInfo);
if (!host) {
return nullptr;
}
@ -226,33 +181,13 @@ RefPtr<CompositableHost> CompositableParentManager::AddCompositable(
}
RefPtr<CompositableHost> CompositableParentManager::FindCompositable(
const CompositableHandle& aHandle, bool aAllowDisablingWebRender) {
const CompositableHandle& aHandle) {
auto iter = mCompositables.find(aHandle.Value());
if (iter == mCompositables.end()) {
return nullptr;
}
RefPtr<CompositableHost> host = iter->second;
if (!aAllowDisablingWebRender) {
return host;
}
if (!host->AsWebRenderImageHost() || !host->GetAsyncRef()) {
return host;
}
// Try to replace WebRenderImageHost of ImageBridge to ImageHost.
RefPtr<CompositableHost> newHost = CompositableHost::Create(
host->GetTextureInfo(), /* aUseWebRender */ false);
if (!newHost || !newHost->AsImageHost()) {
MOZ_ASSERT_UNREACHABLE("unexpected to be called");
return host;
}
newHost->SetAsyncRef(host->GetAsyncRef());
mCompositables[aHandle.Value()] = newHost;
return newHost;
return iter->second;
}
void CompositableParentManager::ReleaseCompositable(

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@ -36,10 +36,8 @@ class CompositableParentManager : public HostIPCAllocator {
uint64_t GetFwdTransactionId() { return mFwdTransactionId; }
RefPtr<CompositableHost> AddCompositable(const CompositableHandle& aHandle,
const TextureInfo& aInfo,
bool aUseWebRender);
RefPtr<CompositableHost> FindCompositable(
const CompositableHandle& aHandle, bool aAllowDisablingWebRender = false);
const TextureInfo& aInfo);
RefPtr<CompositableHost> FindCompositable(const CompositableHandle& aHandle);
protected:
/**

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@ -291,8 +291,7 @@ void ImageBridgeChild::Connect(CompositableClient* aCompositable,
CompositableHandle handle(id);
aCompositable->InitIPDL(handle);
SendNewCompositable(handle, aCompositable->GetTextureInfo(),
GetCompositorBackendType());
SendNewCompositable(handle, aCompositable->GetTextureInfo());
}
void ImageBridgeChild::ForgetImageContainer(const CompositableHandle& aHandle) {

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@ -272,10 +272,8 @@ mozilla::ipc::IPCResult ImageBridgeParent::RecvWillClose() {
}
mozilla::ipc::IPCResult ImageBridgeParent::RecvNewCompositable(
const CompositableHandle& aHandle, const TextureInfo& aInfo,
const LayersBackend& aLayersBackend) {
bool useWebRender = aLayersBackend == LayersBackend::LAYERS_WR;
RefPtr<CompositableHost> host = AddCompositable(aHandle, aInfo, useWebRender);
const CompositableHandle& aHandle, const TextureInfo& aInfo) {
RefPtr<CompositableHost> host = AddCompositable(aHandle, aInfo);
if (!host) {
return IPC_FAIL_NO_REASON(this);
}

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@ -86,9 +86,8 @@ class ImageBridgeParent final : public PImageBridgeParent,
const wr::MaybeExternalImageId& aExternalImageId);
bool DeallocPTextureParent(PTextureParent* actor);
mozilla::ipc::IPCResult RecvNewCompositable(
const CompositableHandle& aHandle, const TextureInfo& aInfo,
const LayersBackend& aLayersBackend);
mozilla::ipc::IPCResult RecvNewCompositable(const CompositableHandle& aHandle,
const TextureInfo& aInfo);
mozilla::ipc::IPCResult RecvReleaseCompositable(
const CompositableHandle& aHandle);

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@ -346,47 +346,6 @@ union ReadLockDescriptor {
null_t;
};
struct TexturedTileDescriptor {
PTexture texture;
PTexture? textureOnWhite;
IntRect updateRect;
bool readLocked;
bool readLockedOnWhite;
bool wasPlaceholder;
};
struct PlaceholderTileDescriptor {
};
union TileDescriptor {
TexturedTileDescriptor;
PlaceholderTileDescriptor;
};
struct SurfaceDescriptorTiles {
nsIntRegion validRegion;
TileDescriptor[] tiles;
IntPoint tileOrigin;
IntSize tileSize;
int firstTileX;
int firstTileY;
int retainedWidth;
int retainedHeight;
float resolution;
float frameXResolution;
float frameYResolution;
bool isProgressive;
};
struct OpUseTiledLayerBuffer {
SurfaceDescriptorTiles tileLayerDescriptor;
};
struct OpPaintTextureRegion {
ThebesBufferData bufferData;
nsIntRegion updatedRegion;
};
/**
* Tells the CompositableHost to remove the corresponding TextureHost
*/
@ -417,13 +376,6 @@ struct OpUseTexture {
TimedTexture[] textures;
};
struct OpUseComponentAlphaTextures {
PTexture textureOnBlack;
PTexture textureOnWhite;
bool readLockedBlack;
bool readLockedWhite;
};
struct OpNotifyNotUsed {
uint64_t TextureId;
uint64_t fwdTransactionId;
@ -442,14 +394,9 @@ struct OpDeliverReleaseFence {
};
union CompositableOperationDetail {
OpPaintTextureRegion;
OpUseTiledLayerBuffer;
OpRemoveTexture;
OpUseTexture;
OpUseComponentAlphaTextures;
OpDeliverAcquireFence;
};

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@ -54,7 +54,7 @@ parent:
async PTexture(SurfaceDescriptor aSharedData, ReadLockDescriptor aReadLock, LayersBackend aBackend, TextureFlags aTextureFlags, uint64_t aSerial, MaybeExternalImageId aExternalImageId);
async PMediaSystemResourceManager();
sync NewCompositable(CompositableHandle aHandle, TextureInfo aInfo, LayersBackend aBackend);
sync NewCompositable(CompositableHandle aHandle, TextureInfo aInfo);
async ReleaseCompositable(CompositableHandle aHandle);
};

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@ -12,7 +12,6 @@ with Files("apz/**"):
EXPORTS += [
"composite/CompositableHost.h",
"composite/ImageHost.h",
"CompositorTypes.h",
"D3D9SurfaceImage.h",
"FrameMetrics.h",
@ -134,13 +133,11 @@ EXPORTS.mozilla.layers += [
"client/TextureClientRecycleAllocator.h",
"client/TextureClientSharedSurface.h",
"client/TextureRecorded.h",
"composite/ContentHost.h",
"composite/Diagnostics.h",
"composite/FPSCounter.h",
"composite/FrameUniformityData.h",
"composite/GPUVideoTextureHost.h",
"composite/ImageComposite.h",
"composite/ImageHost.h",
"composite/TextRenderer.h",
"composite/TextureHost.h",
"CompositionRecorder.h",
@ -381,13 +378,11 @@ UNIFIED_SOURCES += [
"client/TextureClientSharedSurface.cpp",
"client/TextureRecorded.cpp",
"composite/CompositableHost.cpp",
"composite/ContentHost.cpp",
"composite/Diagnostics.cpp",
"composite/FPSCounter.cpp",
"composite/FrameUniformityData.cpp",
"composite/GPUVideoTextureHost.cpp",
"composite/ImageComposite.cpp",
"composite/ImageHost.cpp",
"composite/TextRenderer.cpp",
"composite/TextureHost.cpp",
"CompositionRecorder.cpp",

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@ -2611,7 +2611,7 @@ mozilla::ipc::IPCResult WebRenderBridgeParent::RecvNewCompositable(
if (mDestroyed) {
return IPC_OK();
}
if (!AddCompositable(aHandle, aInfo, /* aUseWebRender */ true)) {
if (!AddCompositable(aHandle, aInfo)) {
return IPC_FAIL_NO_REASON(this);
}
return IPC_OK();