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// Copyright (C) 2024 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
#include "native_skia_output_device_direct3d11.h"
#include <QtCore/private/qsystemerror_p.h>
#include <QtQuick/qquickwindow.h>
#include <QtQuick/qsgtexture.h>
#include <d3d11_1.h>
namespace QtWebEngineCore {
NativeSkiaOutputDeviceDirect3D11::NativeSkiaOutputDeviceDirect3D11(
scoped_refptr<gpu::SharedContextState> contextState, bool requiresAlpha,
gpu::MemoryTracker *memoryTracker, viz::SkiaOutputSurfaceDependency *dependency,
gpu::SharedImageFactory *shared_image_factory,
gpu::SharedImageRepresentationFactory *shared_image_representation_factory,
DidSwapBufferCompleteCallback didSwapBufferCompleteCallback)
: NativeSkiaOutputDevice(contextState, requiresAlpha, memoryTracker, dependency,
shared_image_factory, shared_image_representation_factory,
didSwapBufferCompleteCallback)
{
SkColorType skColorType = kRGBA_8888_SkColorType;
capabilities_.sk_color_types[static_cast<int>(gfx::BufferFormat::RGBA_8888)] = skColorType;
capabilities_.sk_color_types[static_cast<int>(gfx::BufferFormat::RGBX_8888)] = skColorType;
capabilities_.sk_color_types[static_cast<int>(gfx::BufferFormat::BGRA_8888)] = skColorType;
capabilities_.sk_color_types[static_cast<int>(gfx::BufferFormat::BGRX_8888)] = skColorType;
}
NativeSkiaOutputDeviceDirect3D11::~NativeSkiaOutputDeviceDirect3D11() { }
QSGTexture *NativeSkiaOutputDeviceDirect3D11::texture(QQuickWindow *win, uint32_t textureOptions)
{
if (!m_frontBuffer || !m_readyWithTexture)
return nullptr;
absl::optional<gl::DCLayerOverlayImage> overlayImage = m_frontBuffer->overlayImage();
if (!overlayImage) {
qWarning("No overlay image.");
return nullptr;
}
QSGRendererInterface *ri = win->rendererInterface();
HRESULT status = S_OK;
HANDLE sharedHandle = nullptr;
IDXGIResource1 *resource = nullptr;
if (!overlayImage->nv12_texture()) {
qWarning("No D3D texture.");
return nullptr;
}
status = overlayImage->nv12_texture()->QueryInterface(__uuidof(IDXGIResource1),
(void **)&resource);
Q_ASSERT(status == S_OK);
status = resource->CreateSharedHandle(NULL, DXGI_SHARED_RESOURCE_READ, NULL, &sharedHandle);
Q_ASSERT(status == S_OK);
Q_ASSERT(sharedHandle);
// Pass texture between two D3D devices:
ID3D11Device1 *device = static_cast<ID3D11Device1 *>(
ri->getResource(win, QSGRendererInterface::DeviceResource));
ID3D11Texture2D *qtTexture;
status = device->OpenSharedResource1(sharedHandle, __uuidof(ID3D11Texture2D),
(void **)&qtTexture);
if (status != S_OK) {
qWarning("Failed to share D3D11 texture (%s). This will result in failed rendering. Report "
"the bug, and try restarting with QTWEBENGINE_CHROMIUM_FLAGS=--disble-gpu",
qPrintable(QSystemError::windowsComString(status)));
::CloseHandle(sharedHandle);
return nullptr;
}
Q_ASSERT(qtTexture);
QQuickWindow::CreateTextureOptions texOpts(textureOptions);
QSGTexture *texture =
QNativeInterface::QSGD3D11Texture::fromNative(qtTexture, win, size(), texOpts);
m_frontBuffer->textureCleanupCallback = [qtTexture, sharedHandle]() {
qtTexture->Release();
::CloseHandle(sharedHandle);
};
return texture;
}
} // namespace QtWebEngineCore
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