mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
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139 lines
3.4 KiB
C++
139 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 "GLContext.h" // for GLContext, etc
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#include "SurfaceStream.h"
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#include "mozilla/Assertions.h" // for MOZ_ASSERT, etc
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#include "mozilla/layers/ISurfaceAllocator.h"
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#include "mozilla/layers/TextureClientOGL.h"
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#include "nsSize.h" // for nsIntSize
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using namespace mozilla::gl;
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namespace mozilla {
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namespace layers {
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class CompositableForwarder;
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////////////////////////////////////////////////////////////////////////
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// EGLImageTextureClient
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EGLImageTextureClient::EGLImageTextureClient(TextureFlags aFlags,
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EGLImage aImage,
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gfx::IntSize aSize,
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bool aInverted)
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: TextureClient(aFlags)
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, mImage(aImage)
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, mSize(aSize)
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, mIsLocked(false)
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{
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MOZ_ASSERT(XRE_GetProcessType() == GeckoProcessType_Default,
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"Can't pass an `EGLImage` between processes.");
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// Our data is always owned externally.
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AddFlags(TextureFlags::DEALLOCATE_CLIENT);
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if (aInverted) {
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AddFlags(TextureFlags::NEEDS_Y_FLIP);
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}
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}
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EGLImageTextureClient::~EGLImageTextureClient()
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{
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// Our data is always owned externally.
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}
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bool
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EGLImageTextureClient::ToSurfaceDescriptor(SurfaceDescriptor& aOutDescriptor)
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{
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MOZ_ASSERT(IsValid());
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MOZ_ASSERT(IsAllocated());
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aOutDescriptor = EGLImageDescriptor((uintptr_t)mImage, mSize);
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return true;
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}
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bool
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EGLImageTextureClient::Lock(OpenMode mode)
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{
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MOZ_ASSERT(!mIsLocked);
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if (!IsValid() || !IsAllocated()) {
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return false;
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}
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mIsLocked = true;
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return true;
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}
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void
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EGLImageTextureClient::Unlock()
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{
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MOZ_ASSERT(mIsLocked);
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mIsLocked = false;
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}
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////////////////////////////////////////////////////////////////////////
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// SurfaceTextureClient
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#ifdef MOZ_WIDGET_ANDROID
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SurfaceTextureClient::SurfaceTextureClient(TextureFlags aFlags,
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nsSurfaceTexture* aSurfTex,
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gfx::IntSize aSize,
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bool aInverted)
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: TextureClient(aFlags)
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, mSurfTex(aSurfTex)
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, mSize(aSize)
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, mIsLocked(false)
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{
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MOZ_ASSERT(XRE_GetProcessType() == GeckoProcessType_Default,
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"Can't pass pointers between processes.");
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// Our data is always owned externally.
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AddFlags(TextureFlags::DEALLOCATE_CLIENT);
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if (aInverted) {
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AddFlags(TextureFlags::NEEDS_Y_FLIP);
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}
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}
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SurfaceTextureClient::~SurfaceTextureClient()
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{
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// Our data is always owned externally.
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}
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bool
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SurfaceTextureClient::ToSurfaceDescriptor(SurfaceDescriptor& aOutDescriptor)
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{
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MOZ_ASSERT(IsValid());
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MOZ_ASSERT(IsAllocated());
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aOutDescriptor = SurfaceTextureDescriptor((uintptr_t)mSurfTex.get(),
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mSize);
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return true;
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}
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bool
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SurfaceTextureClient::Lock(OpenMode mode)
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{
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MOZ_ASSERT(!mIsLocked);
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if (!IsValid() || !IsAllocated()) {
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return false;
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}
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mIsLocked = true;
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return true;
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}
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void
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SurfaceTextureClient::Unlock()
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{
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MOZ_ASSERT(mIsLocked);
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mIsLocked = false;
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}
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#endif // MOZ_WIDGET_ANDROID
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} // namespace
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} // namespace
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