mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
f304825fbc
Backed out changeset 49632bc14e27 (bug 900133) Backed out changeset 036780fccc89 (bug 900133) Backed out changeset b8db58f5e209 (bug 893302) Backed out changeset 67c3e4204e44 (bug 893302) Backed out changeset a857a4246dd9 (bug 900133) Backed out changeset e0e2e27af6c1 (bug 881634)
129 lines
3.6 KiB
C++
129 lines
3.6 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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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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#include "ClientCanvasLayer.h"
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#include "gfxPlatform.h"
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#include "SurfaceStream.h"
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#include "SharedSurfaceGL.h"
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#include "SharedSurfaceEGL.h"
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#ifdef MOZ_WIDGET_GONK
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#include "SharedSurfaceGralloc.h"
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#endif
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#ifdef XP_MACOSX
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#include "SharedSurfaceIO.h"
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#endif
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using namespace mozilla::gl;
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namespace mozilla {
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namespace layers {
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void
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ClientCanvasLayer::Initialize(const Data& aData)
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{
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CopyableCanvasLayer::Initialize(aData);
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mCanvasClient = nullptr;
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if (mGLContext) {
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GLScreenBuffer* screen = mGLContext->Screen();
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SurfaceStreamType streamType =
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SurfaceStream::ChooseGLStreamType(SurfaceStream::OffMainThread,
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screen->PreserveBuffer());
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SurfaceFactory_GL* factory = nullptr;
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if (!mForceReadback) {
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if (ClientManager()->GetCompositorBackendType() == mozilla::layers::LAYERS_OPENGL) {
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if (mGLContext->GetEGLContext()) {
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bool isCrossProcess = !(XRE_GetProcessType() == GeckoProcessType_Default);
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if (!isCrossProcess) {
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// [Basic/OGL Layers, OMTC] WebGL layer init.
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factory = SurfaceFactory_EGLImage::Create(mGLContext, screen->Caps());
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} else {
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// [Basic/OGL Layers, OOPC] WebGL layer init. (Out Of Process Compositing)
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#ifdef MOZ_WIDGET_GONK
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factory = new SurfaceFactory_Gralloc(mGLContext, screen->Caps(), ClientManager());
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#else
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// we could do readback here maybe
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NS_NOTREACHED("isCrossProcess but not on native B2G!");
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#endif
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}
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} else {
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// [Basic Layers, OMTC] WebGL layer init.
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// Well, this *should* work...
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#ifdef XP_MACOSX
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factory = new SurfaceFactory_IOSurface(mGLContext, screen->Caps());
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#else
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factory = new SurfaceFactory_GLTexture(mGLContext, nullptr, screen->Caps());
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#endif
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}
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}
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}
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if (factory) {
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screen->Morph(factory, streamType);
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}
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}
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}
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void
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ClientCanvasLayer::RenderLayer()
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{
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PROFILER_LABEL("ClientCanvasLayer", "Paint");
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if (!IsDirty()) {
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return;
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}
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if (GetMaskLayer()) {
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ToClientLayer(GetMaskLayer())->RenderLayer();
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}
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if (!mCanvasClient) {
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TextureFlags flags = 0;
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if (mNeedsYFlip) {
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flags |= NeedsYFlip;
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}
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bool isCrossProcess = !(XRE_GetProcessType() == GeckoProcessType_Default);
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//Append TEXTURE_DEALLOCATE_CLIENT flag for streaming buffer under OOPC case
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if (isCrossProcess && mGLContext) {
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GLScreenBuffer* screen = mGLContext->Screen();
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if (screen && screen->Stream()) {
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flags |= TEXTURE_DEALLOCATE_CLIENT;
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}
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}
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mCanvasClient = CanvasClient::CreateCanvasClient(GetCanvasClientType(),
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ClientManager(), flags);
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if (!mCanvasClient) {
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return;
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}
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if (HasShadow()) {
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mCanvasClient->Connect();
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ClientManager()->Attach(mCanvasClient, this);
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}
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}
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FirePreTransactionCallback();
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mCanvasClient->Update(gfx::IntSize(mBounds.width, mBounds.height), this);
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FireDidTransactionCallback();
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ClientManager()->Hold(this);
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mCanvasClient->Updated();
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}
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already_AddRefed<CanvasLayer>
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ClientLayerManager::CreateCanvasLayer()
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{
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NS_ASSERTION(InConstruction(), "Only allowed in construction phase");
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nsRefPtr<ClientCanvasLayer> layer =
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new ClientCanvasLayer(this);
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CREATE_SHADOW(Canvas);
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return layer.forget();
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}
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}
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}
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