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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE.Chromium file.
#include "qtwebenginecoreglobal_p.h"
#if !defined(Q_OS_MACOS)
#include "gl_surface_qt.h"
#include "base/logging.h"
#if BUILDFLAG(IS_WIN)
#include "web_engine_context.h"
#include "ozone/gl_surface_wgl_qt.h"
#include "ozone/gl_surface_egl_qt.h"
#include "gpu/ipc/service/image_transport_surface.h"
#include "ui/gl/gl_implementation.h"
#include "ui/gl/direct_composition_surface_win.h"
#include "ui/gl/vsync_provider_win.h"
#endif
namespace gl {
GLDisplay *GLSurfaceQt::g_display = nullptr;
void *GLSurfaceQt::g_config = nullptr;
std::string GLSurfaceQt::g_client_extensions;
std::string GLSurfaceQt::g_extensions;
GLSurfaceQt::~GLSurfaceQt()
{
}
GLSurfaceQt::GLSurfaceQt()
{
}
GLSurfaceQt::GLSurfaceQt(const gfx::Size& size)
: m_size(size)
{
// Some implementations of Pbuffer do not support having a 0 size. For such
// cases use a (1, 1) surface.
if (m_size.GetArea() == 0)
m_size.SetSize(1, 1);
}
bool GLSurfaceQt::HasEGLExtension(const char* name)
{
return ExtensionsContain(g_extensions.c_str(), name);
}
bool GLSurfaceQt::IsOffscreen()
{
return true;
}
gfx::SwapResult GLSurfaceQt::SwapBuffers(PresentationCallback callback)
{
LOG(ERROR) << "Attempted to call SwapBuffers on a pbuffer.";
Q_UNREACHABLE();
return gfx::SwapResult::SWAP_FAILED;
}
gfx::Size GLSurfaceQt::GetSize()
{
return m_size;
}
GLSurfaceFormat GLSurfaceQt::GetFormat()
{
return m_format;
}
GLDisplay *GLSurfaceQt::GetGLDisplay()
{
return g_display;
}
void* GLSurfaceQt::GetConfig()
{
return g_config;
}
#if BUILDFLAG(IS_WIN)
namespace init {
bool InitializeGLOneOffPlatform(uint64_t system_device_id)
{
VSyncProviderWin::InitializeOneOff();
if (GetGLImplementation() == kGLImplementationEGLGLES2 || GetGLImplementation() == kGLImplementationEGLANGLE)
return GLSurfaceEGLQt::InitializeOneOff();
if (GetGLImplementation() == kGLImplementationDesktopGL || GetGLImplementation() == kGLImplementationDesktopGLCoreProfile)
return GLSurfaceWGLQt::InitializeOneOff();
return false;
}
bool usingSoftwareDynamicGL()
{
#if QT_CONFIG(opengl)
return QtWebEngineCore::usingSoftwareDynamicGL();
#else
return false;
#endif // QT_CONFIG(opengl)
}
scoped_refptr<GLSurface>
CreateOffscreenGLSurfaceWithFormat(const gfx::Size& size, GLSurfaceFormat format)
{
scoped_refptr<GLSurface> surface;
switch (GetGLImplementation()) {
case kGLImplementationDesktopGLCoreProfile:
case kGLImplementationDesktopGL: {
surface = new GLSurfaceWGLQt(size);
if (surface->Initialize(format))
return surface;
break;
}
case kGLImplementationEGLANGLE:
case kGLImplementationEGLGLES2: {
surface = new GLSurfaceEGLQt(size);
if (surface->Initialize(format))
return surface;
// Surfaceless context will be used ONLY if pseudo surfaceless context
// is not available since some implementations of surfaceless context
// have problems. (e.g. QTBUG-57290)
if (GLSurfaceEGLQt::g_egl_surfaceless_context_supported) {
surface = new GLSurfacelessQtEGL(size);
if (surface->Initialize(format))
return surface;
}
LOG(ERROR) << "eglCreatePbufferSurface failed and surfaceless context not available";
LOG(WARNING) << "Failed to create offscreen GL surface";
break;
}
default:
break;
}
LOG(ERROR) << "Requested OpenGL implementation is not supported. Implementation: " << GetGLImplementation();
Q_UNREACHABLE();
return nullptr;
}
scoped_refptr<GLSurface>
CreateViewGLSurface(gfx::AcceleratedWidget window)
{
QT_NOT_USED
return nullptr;
}
} // namespace init
#endif // BUILDFLAG(IS_WIN)
} // namespace gl
#if BUILDFLAG(IS_WIN)
namespace gpu {
class GpuCommandBufferStub;
class GpuChannelManager;
scoped_refptr<gl::GLSurface> ImageTransportSurface::CreateNativeSurface(base::WeakPtr<ImageTransportSurfaceDelegate>,
SurfaceHandle, gl::GLSurfaceFormat)
{
QT_NOT_USED
return scoped_refptr<gl::GLSurface>();
}
} // namespace gpu
namespace gl {
bool DirectCompositionSurfaceWin::IsDirectCompositionSupported()
{
return false;
}
bool DirectCompositionSurfaceWin::IsDecodeSwapChainSupported()
{
return false;
}
bool DirectCompositionSurfaceWin::IsHDRSupported()
{
return false;
}
bool DirectCompositionSurfaceWin::IsSwapChainTearingSupported()
{
return false;
}
bool DirectCompositionSurfaceWin::AreOverlaysSupported()
{
return false;
}
UINT DirectCompositionSurfaceWin::GetOverlaySupportFlags(DXGI_FORMAT format)
{
Q_UNUSED(format);
return 0;
}
void DirectCompositionSurfaceWin::DisableDecodeSwapChain()
{
}
void DirectCompositionSurfaceWin::DisableSoftwareOverlays()
{
}
void DirectCompositionSurfaceWin::ShutdownOneOff()
{
}
} // namespace gl
#endif // BUILDFLAG(IS_WIN)
#endif // !defined(Q_OS_MACOS)
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