mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
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138 lines
3.4 KiB
C++
138 lines
3.4 KiB
C++
/* -*- Mode: C++; tab-width: 20; 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 "mozilla/layers/CompositableClient.h"
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#include "mozilla/layers/TextureClient.h"
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#include "mozilla/layers/TextureClientOGL.h"
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#include "mozilla/layers/LayerTransactionChild.h"
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#include "mozilla/layers/CompositableForwarder.h"
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#ifdef XP_WIN
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#include "mozilla/layers/TextureD3D11.h"
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#include "gfxWindowsPlatform.h"
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#endif
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namespace mozilla {
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namespace layers {
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CompositableClient::~CompositableClient()
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{
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MOZ_COUNT_DTOR(CompositableClient);
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Destroy();
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}
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LayersBackend
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CompositableClient::GetCompositorBackendType() const
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{
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return mForwarder->GetCompositorBackendType();
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}
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void
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CompositableClient::SetIPDLActor(CompositableChild* aChild)
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{
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mCompositableChild = aChild;
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}
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CompositableChild*
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CompositableClient::GetIPDLActor() const
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{
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return mCompositableChild;
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}
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bool
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CompositableClient::Connect()
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{
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if (!GetForwarder() || GetIPDLActor()) {
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return false;
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}
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GetForwarder()->Connect(this);
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return true;
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}
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void
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CompositableClient::Destroy()
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{
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if (!mCompositableChild) {
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return;
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}
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mCompositableChild->Destroy();
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mCompositableChild = nullptr;
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}
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uint64_t
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CompositableClient::GetAsyncID() const
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{
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if (mCompositableChild) {
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return mCompositableChild->GetAsyncID();
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}
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return 0; // zero is always an invalid async ID
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}
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void
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CompositableChild::Destroy()
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{
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Send__delete__(this);
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}
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TemporaryRef<TextureClient>
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CompositableClient::CreateTextureClient(TextureClientType aTextureClientType)
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{
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MOZ_ASSERT(GetForwarder(), "Can't create a texture client if the compositable is not connected to the compositor.");
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LayersBackend parentBackend = GetForwarder()->GetCompositorBackendType();
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RefPtr<TextureClient> result;
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switch (aTextureClientType) {
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case TEXTURE_SHARED_GL:
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if (parentBackend == LAYERS_OPENGL) {
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result = new TextureClientSharedOGL(GetForwarder(), GetTextureInfo());
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}
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break;
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case TEXTURE_SHARED_GL_EXTERNAL:
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if (parentBackend == LAYERS_OPENGL) {
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result = new TextureClientSharedOGLExternal(GetForwarder(), GetTextureInfo());
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}
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break;
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case TEXTURE_STREAM_GL:
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if (parentBackend == LAYERS_OPENGL) {
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result = new TextureClientStreamOGL(GetForwarder(), GetTextureInfo());
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}
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break;
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case TEXTURE_YCBCR:
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if (parentBackend == LAYERS_OPENGL || parentBackend == LAYERS_D3D11) {
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result = new TextureClientShmemYCbCr(GetForwarder(), GetTextureInfo());
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}
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break;
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case TEXTURE_CONTENT:
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#ifdef XP_WIN
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if (parentBackend == LAYERS_D3D11 && gfxWindowsPlatform::GetPlatform()->GetD2DDevice()) {
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result = new TextureClientD3D11(GetForwarder(), GetTextureInfo());
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break;
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}
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#endif
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// fall through to TEXTURE_SHMEM
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case TEXTURE_SHMEM:
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result = new TextureClientShmem(GetForwarder(), GetTextureInfo());
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break;
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default:
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MOZ_ASSERT(false, "Unhandled texture client type");
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}
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// If we couldn't create an appropriate texture client,
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// then return nullptr so the caller can chose another
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// type.
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if (!result) {
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return nullptr;
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}
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MOZ_ASSERT(result->SupportsType(aTextureClientType),
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"Created the wrong texture client?");
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result->SetFlags(GetTextureInfo().mTextureFlags);
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return result.forget();
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}
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} // namespace layers
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} // namespace mozilla
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