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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
commit36d22d82aa202bb199967e9512281e9a53db42c9 (patch)
tree105e8c98ddea1c1e4784a60a5a6410fa416be2de /gfx/layers/wr/WebRenderCanvasRenderer.cpp
parentInitial commit. (diff)
downloadfirefox-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.cpp90
1 files changed, 90 insertions, 0 deletions
diff --git a/gfx/layers/wr/WebRenderCanvasRenderer.cpp b/gfx/layers/wr/WebRenderCanvasRenderer.cpp
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+++ b/gfx/layers/wr/WebRenderCanvasRenderer.cpp
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+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "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