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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /gfx/layers/wr/WebRenderCanvasRenderer.cpp | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'gfx/layers/wr/WebRenderCanvasRenderer.cpp')
-rw-r--r-- | gfx/layers/wr/WebRenderCanvasRenderer.cpp | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/gfx/layers/wr/WebRenderCanvasRenderer.cpp b/gfx/layers/wr/WebRenderCanvasRenderer.cpp new file mode 100644 index 0000000000..21c13221ac --- /dev/null +++ b/gfx/layers/wr/WebRenderCanvasRenderer.cpp @@ -0,0 +1,90 @@ +/* -*- 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 "WebRenderCanvasRenderer.h" + +#include "GLContext.h" +#include "GLScreenBuffer.h" +#include "mozilla/layers/CompositorBridgeChild.h" +#include "mozilla/StaticPrefs_webgl.h" +#include "SharedSurfaceGL.h" +#include "WebRenderBridgeChild.h" + +namespace mozilla { +namespace layers { + +CompositableForwarder* WebRenderCanvasRenderer::GetForwarder() { + return mManager->WrBridge(); +} + +WebRenderCanvasRendererAsync::~WebRenderCanvasRendererAsync() { + if (mPipelineId.isSome()) { + mManager->RemovePipelineIdForCompositable(mPipelineId.ref()); + mPipelineId.reset(); + } +} + +void WebRenderCanvasRendererAsync::Initialize(const CanvasRendererData& aData) { + WebRenderCanvasRenderer::Initialize(aData); + + ClearCachedResources(); +} + +bool WebRenderCanvasRendererAsync::CreateCompositable() { + if (!mCanvasClient) { + auto compositableFlags = TextureFlags::NO_FLAGS; + if (!mData.mIsAlphaPremult) { + // WR needs this flag marked on the compositable, not just the texture. + compositableFlags |= TextureFlags::NON_PREMULTIPLIED; + } + mCanvasClient = new CanvasClient(GetForwarder(), compositableFlags); + mCanvasClient->Connect(); + } + return true; +} + +void WebRenderCanvasRendererAsync::EnsurePipeline() { + MOZ_ASSERT(mCanvasClient); + if (!mCanvasClient) { + return; + } + + if (mPipelineId) { + return; + } + + // Alloc async image pipeline id. + mPipelineId = Some( + mManager->WrBridge()->GetCompositorBridgeChild()->GetNextPipelineId()); + mManager->AddPipelineIdForCompositable( + mPipelineId.ref(), mCanvasClient->GetIPCHandle(), + CompositableHandleOwner::WebRenderBridge); +} + +void WebRenderCanvasRendererAsync::ClearCachedResources() { + if (mPipelineId.isSome()) { + mManager->RemovePipelineIdForCompositable(mPipelineId.ref()); + mPipelineId.reset(); + } +} + +void WebRenderCanvasRendererAsync:: + UpdateCompositableClientForEmptyTransaction() { + bool wasDirty = IsDirty(); + UpdateCompositableClient(); + if (wasDirty && mPipelineId.isSome()) { + // Notify an update of async image pipeline during empty transaction. + // During non empty transaction, WebRenderBridgeParent receives + // OpUpdateAsyncImagePipeline message, but during empty transaction, the + // message is not sent to WebRenderBridgeParent. Then + // OpUpdatedAsyncImagePipeline is used to notify the update. + mManager->AddWebRenderParentCommand( + OpUpdatedAsyncImagePipeline(mPipelineId.ref())); + } +} + +} // namespace layers +} // namespace mozilla |