2628f554b1
Backed out changeset 046c061d91c2 (bug 989144) Backed out changeset 3f1b41adeaef (bug 987311) Backed out changeset 8d5a171564bd (bug 987311) Backed out changeset dcc0d016de7a (bug 987311) Backed out changeset 27f338fbc835 (bug 989027) Backed out changeset 4a67f5144ea4 (bug 989027) Backed out changeset 62ba0a377450 (bug 987311) Backed out changeset 6a2542a5c865 (bug 987311) Backed out changeset 1dfd9a457f34 (bug 987311)
110 lines
2.7 KiB
C++
110 lines
2.7 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/TextureClientX11.h"
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#include "mozilla/layers/CompositableClient.h"
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#include "mozilla/layers/CompositableForwarder.h"
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#include "mozilla/layers/ISurfaceAllocator.h"
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#include "mozilla/layers/ShadowLayerUtilsX11.h"
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#include "mozilla/gfx/2D.h"
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#include "gfxXlibSurface.h"
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#include "gfx2DGlue.h"
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#include "mozilla/X11Util.h"
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#include <X11/Xlib.h>
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using namespace mozilla;
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using namespace mozilla::gfx;
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using namespace mozilla::layers;
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TextureClientX11::TextureClientX11(SurfaceFormat aFormat, TextureFlags aFlags)
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: TextureClient(aFlags),
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mFormat(aFormat),
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mLocked(false)
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{
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MOZ_COUNT_CTOR(TextureClientX11);
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}
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TextureClientX11::~TextureClientX11()
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{
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MOZ_COUNT_DTOR(TextureClientX11);
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}
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bool
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TextureClientX11::IsAllocated() const
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{
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return !!mSurface;
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}
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bool
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TextureClientX11::Lock(OpenMode aMode)
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{
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MOZ_ASSERT(!mLocked, "The TextureClient is already Locked!");
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mLocked = IsValid() && IsAllocated();
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return mLocked;
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}
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void
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TextureClientX11::Unlock()
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{
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MOZ_ASSERT(mLocked, "The TextureClient is already Unlocked!");
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mLocked = false;
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if (mSurface) {
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FinishX(DefaultXDisplay());
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}
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}
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bool
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TextureClientX11::ToSurfaceDescriptor(SurfaceDescriptor& aOutDescriptor)
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{
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MOZ_ASSERT(IsValid());
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if (!mSurface) {
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return false;
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}
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aOutDescriptor = SurfaceDescriptorX11(mSurface);
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return true;
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}
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TextureClientData*
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TextureClientX11::DropTextureData()
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{
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MOZ_ASSERT(!(mFlags & TEXTURE_DEALLOCATE_CLIENT));
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return nullptr;
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}
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bool
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TextureClientX11::AllocateForSurface(IntSize aSize, TextureAllocationFlags aTextureFlags)
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{
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MOZ_ASSERT(IsValid());
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//MOZ_ASSERT(mFormat != gfx::FORMAT_YUV, "This TextureClient cannot use YCbCr data");
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gfxContentType contentType = ContentForFormat(mFormat);
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nsRefPtr<gfxASurface> surface = gfxPlatform::GetPlatform()->CreateOffscreenSurface(aSize, contentType);
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if (!surface || surface->GetType() != gfxSurfaceType::Xlib) {
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NS_ERROR("creating Xlib surface failed!");
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return false;
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}
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mSize = aSize;
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mSurface = static_cast<gfxXlibSurface*>(surface.get());
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// The host is always responsible for freeing the pixmap.
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mSurface->ReleasePixmap();
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return true;
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}
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TemporaryRef<DrawTarget>
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TextureClientX11::GetAsDrawTarget()
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{
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MOZ_ASSERT(IsValid());
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if (!mSurface) {
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return nullptr;
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}
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IntSize size = ToIntSize(mSurface->GetSize());
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return Factory::CreateDrawTargetForCairoSurface(mSurface->CairoSurface(), size);
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}
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