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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /gfx/layers/basic/MacIOSurfaceTextureHostBasic.cpp
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'gfx/layers/basic/MacIOSurfaceTextureHostBasic.cpp')
-rw-r--r--gfx/layers/basic/MacIOSurfaceTextureHostBasic.cpp107
1 files changed, 107 insertions, 0 deletions
diff --git a/gfx/layers/basic/MacIOSurfaceTextureHostBasic.cpp b/gfx/layers/basic/MacIOSurfaceTextureHostBasic.cpp
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+++ b/gfx/layers/basic/MacIOSurfaceTextureHostBasic.cpp
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+/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * 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 "MacIOSurfaceTextureHostBasic.h"
+#include "mozilla/gfx/MacIOSurface.h"
+#include "MacIOSurfaceHelpers.h"
+
+namespace mozilla {
+namespace layers {
+
+MacIOSurfaceTextureSourceBasic::MacIOSurfaceTextureSourceBasic(
+ BasicCompositor* aCompositor,
+ MacIOSurface* aSurface)
+ : mCompositor(aCompositor)
+ , mSurface(aSurface)
+{
+ MOZ_COUNT_CTOR(MacIOSurfaceTextureSourceBasic);
+}
+
+MacIOSurfaceTextureSourceBasic::~MacIOSurfaceTextureSourceBasic()
+{
+ MOZ_COUNT_DTOR(MacIOSurfaceTextureSourceBasic);
+}
+
+gfx::IntSize
+MacIOSurfaceTextureSourceBasic::GetSize() const
+{
+ return gfx::IntSize(mSurface->GetDevicePixelWidth(),
+ mSurface->GetDevicePixelHeight());
+}
+
+gfx::SurfaceFormat
+MacIOSurfaceTextureSourceBasic::GetFormat() const
+{
+ // Set the format the same way as CreateSourceSurfaceFromMacIOSurface.
+ return mSurface->GetFormat() == gfx::SurfaceFormat::NV12
+ ? gfx::SurfaceFormat::B8G8R8X8 : gfx::SurfaceFormat::B8G8R8A8;
+}
+
+MacIOSurfaceTextureHostBasic::MacIOSurfaceTextureHostBasic(
+ TextureFlags aFlags,
+ const SurfaceDescriptorMacIOSurface& aDescriptor
+)
+ : TextureHost(aFlags)
+{
+ mSurface = MacIOSurface::LookupSurface(aDescriptor.surfaceId(),
+ aDescriptor.scaleFactor(),
+ !aDescriptor.isOpaque());
+}
+
+gfx::SourceSurface*
+MacIOSurfaceTextureSourceBasic::GetSurface(gfx::DrawTarget* aTarget)
+{
+ if (!mSourceSurface) {
+ mSourceSurface = CreateSourceSurfaceFromMacIOSurface(mSurface);
+ }
+ return mSourceSurface;
+}
+
+void
+MacIOSurfaceTextureSourceBasic::SetCompositor(Compositor* aCompositor)
+{
+ mCompositor = AssertBasicCompositor(aCompositor);
+}
+
+bool
+MacIOSurfaceTextureHostBasic::Lock()
+{
+ if (!mCompositor) {
+ return false;
+ }
+
+ if (!mTextureSource) {
+ mTextureSource = new MacIOSurfaceTextureSourceBasic(mCompositor, mSurface);
+ }
+ return true;
+}
+
+void
+MacIOSurfaceTextureHostBasic::SetCompositor(Compositor* aCompositor)
+{
+ BasicCompositor* compositor = AssertBasicCompositor(aCompositor);
+ if (!compositor) {
+ mTextureSource = nullptr;
+ return;
+ }
+ mCompositor = compositor;
+ if (mTextureSource) {
+ mTextureSource->SetCompositor(compositor);
+ }
+}
+
+gfx::SurfaceFormat
+MacIOSurfaceTextureHostBasic::GetFormat() const {
+ return mSurface->HasAlpha() ? gfx::SurfaceFormat::R8G8B8A8 : gfx::SurfaceFormat::B8G8R8X8;
+}
+
+gfx::IntSize
+MacIOSurfaceTextureHostBasic::GetSize() const {
+ return gfx::IntSize(mSurface->GetDevicePixelWidth(),
+ mSurface->GetDevicePixelHeight());
+}
+
+} // namespace layers
+} // namespace mozilla