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59 lines
1.6 KiB
C++
59 lines
1.6 KiB
C++
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/* -*- 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 "MacIOSurfaceTextureClientOGL.h"
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#include "mozilla/gfx/MacIOSurface.h"
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namespace mozilla {
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namespace layers {
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MacIOSurfaceTextureClientOGL::MacIOSurfaceTextureClientOGL(TextureFlags aFlags)
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: TextureClient(aFlags)
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{}
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MacIOSurfaceTextureClientOGL::~MacIOSurfaceTextureClientOGL()
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{}
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void
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MacIOSurfaceTextureClientOGL::InitWith(MacIOSurface* aSurface)
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{
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MOZ_ASSERT(IsValid());
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MOZ_ASSERT(!IsAllocated());
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mSurface = aSurface;
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}
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bool
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MacIOSurfaceTextureClientOGL::ToSurfaceDescriptor(SurfaceDescriptor& aOutDescriptor)
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{
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MOZ_ASSERT(IsValid());
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if (!IsAllocated()) {
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return false;
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}
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aOutDescriptor = SurfaceDescriptorMacIOSurface(mSurface->GetIOSurfaceID(),
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mSurface->GetContentsScaleFactor(),
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mSurface->HasAlpha());
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return true;
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}
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gfx::IntSize
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MacIOSurfaceTextureClientOGL::GetSize() const
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{
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return gfx::IntSize(mSurface->GetDevicePixelWidth(), mSurface->GetDevicePixelHeight());
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}
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TextureClientData*
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MacIOSurfaceTextureClientOGL::DropTextureData()
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{
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// MacIOSurface has proper cross-process refcounting so we can just drop
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// our reference now, and the data will stay alive (at least) until the host
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// has also been torn down.
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mSurface = nullptr;
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MarkInvalid();
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return nullptr;
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}
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}
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}
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