gecko-dev/gfx/gl/SharedSurfaceGLX.cpp

73 строки
2.4 KiB
C++

/* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 4; -*- */
/* 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 "SharedSurfaceGLX.h"
#include "gfxXlibSurface.h"
#include "GLXLibrary.h"
#include "GLContextProvider.h"
#include "GLContextGLX.h"
#include "GLScreenBuffer.h"
#include "MozFramebuffer.h"
#include "mozilla/gfx/SourceSurfaceCairo.h"
#include "mozilla/layers/LayersSurfaces.h"
#include "mozilla/layers/ShadowLayerUtilsX11.h"
#include "mozilla/layers/ISurfaceAllocator.h"
#include "mozilla/layers/TextureForwarder.h"
#include "mozilla/X11Util.h"
namespace mozilla::gl {
UniquePtr<SharedSurface> SurfaceFactory_GLXDrawable::CreateSharedImpl(
const SharedSurfaceDesc& desc) {
return SharedSurface_GLXDrawable::Create(desc);
}
/* static */
UniquePtr<SharedSurface_GLXDrawable> SharedSurface_GLXDrawable::Create(
const SharedSurfaceDesc& desc) {
Display* display = DefaultXDisplay();
Screen* screen = XDefaultScreenOfDisplay(display);
Visual* visual =
gfxXlibSurface::FindVisual(screen, gfx::SurfaceFormat::A8R8G8B8_UINT32);
const RefPtr<gfxXlibSurface> surf =
gfxXlibSurface::Create(screen, visual, desc.size);
surf->ReleasePixmap();
return AsUnique(new SharedSurface_GLXDrawable(desc, surf));
}
SharedSurface_GLXDrawable::SharedSurface_GLXDrawable(
const SharedSurfaceDesc& desc, const RefPtr<gfxXlibSurface>& xlibSurface)
: SharedSurface(desc, nullptr), mXlibSurface(xlibSurface) {}
SharedSurface_GLXDrawable::~SharedSurface_GLXDrawable() = default;
void SharedSurface_GLXDrawable::ProducerReleaseImpl() {
mDesc.gl->MakeCurrent();
mDesc.gl->fFlush();
}
void SharedSurface_GLXDrawable::LockProdImpl() {
GLContextGLX::Cast(mDesc.gl)->OverrideDrawable(mXlibSurface->GetGLXPixmap());
}
void SharedSurface_GLXDrawable::UnlockProdImpl() {
GLContextGLX::Cast(mDesc.gl)->RestoreDrawable();
}
Maybe<layers::SurfaceDescriptor>
SharedSurface_GLXDrawable::ToSurfaceDescriptor() {
if (!mXlibSurface) return {};
const bool sameProcess = false;
return Some(layers::SurfaceDescriptorX11(mXlibSurface, sameProcess));
}
SurfaceFactory_GLXDrawable::SurfaceFactory_GLXDrawable(GLContext& gl)
: SurfaceFactory({&gl, SharedSurfaceType::GLXDrawable,
layers::TextureType::X11, true}) {}
} // namespace mozilla::gl