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/****************************************************************************
**
** Copyright (C) 2017 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the plugins of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "qeglfsopenwfdintegration.h"
#include "wfd.h"
#include "wfdext2.h"
QT_BEGIN_NAMESPACE
#define MAX_NUM_OF_WFD_BUFFERS 3
#define MAX_NUM_OF_WFD_DEVICES 4
#define MAX_NUM_OF_WFD_PIPELINES 4
#define MAX_NUM_OF_WFD_PORT_MODES 64
#define MAX_NUM_OF_WFD_PORTS 4
typedef struct wfd_buffer {
WFD_EGLImageType* image;
WFDSource source;
} wfd_buffer_t;
typedef struct wfd_window {
WFDDevice dev;
WFDPort port;
WFDPipeline pipeline;
int numBuffers;
wfd_buffer_t buffers[MAX_NUM_OF_WFD_BUFFERS];
} wfd_window_t;
void QEglFSOpenWFDIntegration::platformInit()
{
QEglFSDeviceIntegration::platformInit();
mNativeDisplay = EGL_DEFAULT_DISPLAY;
// Get device list
WFDint numDevs = wfdEnumerateDevices(nullptr, 0, nullptr);
WFDint devIds[MAX_NUM_OF_WFD_DEVICES];
if (numDevs > 0)
wfdEnumerateDevices(devIds, numDevs, nullptr);
// Create device
mDevice = wfdCreateDevice(WFD_DEFAULT_DEVICE_ID, nullptr);
if (WFD_INVALID_HANDLE == mDevice)
qFatal( "Failed to create wfd device");
// Get port list
WFDint portIds[MAX_NUM_OF_WFD_PORTS];
WFDint numPorts = wfdEnumeratePorts(mDevice, nullptr, 0, nullptr);
wfdEnumeratePorts(mDevice, portIds, numPorts, nullptr);
// Create port
mPort = wfdCreatePort(mDevice, portIds[0], nullptr);
if (WFD_INVALID_HANDLE == mPort)
qFatal("Failed to create wfd port");
// Get port modes
WFDint numPortModes = wfdGetPortModes(mDevice, mPort, nullptr, 0);
WFDPortMode portModes[MAX_NUM_OF_WFD_PORT_MODES];
wfdGetPortModes(mDevice, mPort, portModes, numPortModes);
// Get width and height
mScreenSize.setWidth(wfdGetPortModeAttribi(mDevice, mPort, portModes[0], WFD_PORT_MODE_WIDTH));
mScreenSize.setHeight(wfdGetPortModeAttribi(mDevice, mPort, portModes[0], WFD_PORT_MODE_HEIGHT));
// Set port mode
wfdSetPortMode(mDevice, mPort, portModes[0]);
WFDErrorCode eError = wfdGetError(mDevice);
if (WFD_ERROR_NONE != eError)
qFatal("Failed to set wfd port mode");
// Power on
wfdSetPortAttribi(mDevice, mPort, WFD_PORT_POWER_MODE, WFD_POWER_MODE_ON);
eError = wfdGetError(mDevice);
if (WFD_ERROR_NONE != eError)
qFatal("Failed to power on wfd port");
}
QSize QEglFSOpenWFDIntegration::screenSize() const
{
return mScreenSize;
}
EGLNativeDisplayType QEglFSOpenWFDIntegration::platformDisplay() const
{
return mNativeDisplay;
}
EGLNativeWindowType QEglFSOpenWFDIntegration::createNativeWindow(QPlatformWindow *window,
const QSize &size,
const QSurfaceFormat &format)
{
Q_UNUSED(window);
Q_UNUSED(format);
// Get list of pipelines
WFDint numPipelines = wfdEnumeratePipelines(mDevice, nullptr, 0, nullptr);
WFDint pipelineIds[MAX_NUM_OF_WFD_PIPELINES];
wfdEnumeratePipelines(mDevice, pipelineIds, numPipelines, nullptr);
WFDint testId = 0;
testId = pipelineIds[0];
WFDPipeline pipeline = wfdCreatePipeline(mDevice, testId, nullptr);
if (WFD_INVALID_HANDLE == pipeline)
qFatal("Failed to create wfd pipeline");
wfdSetPipelineAttribi(mDevice, pipeline, WFD_PIPELINE_TRANSPARENCY_ENABLE,
(WFD_TRANSPARENCY_SOURCE_ALPHA|WFD_TRANSPARENCY_GLOBAL_ALPHA));
WFDErrorCode eError = wfdGetError(mDevice);
if (WFD_ERROR_NONE != eError)
qFatal("Failed to set WFD_PIPELINE_TRANSPARENCY_ENABLE");
wfdSetPipelineAttribi(mDevice, pipeline, WFD_PIPELINE_GLOBAL_ALPHA, 255);
eError = wfdGetError(mDevice);
if (WFD_ERROR_NONE != eError)
qFatal("Failed to set WFD_PIPELINE_GLOBAL_ALPHA");
wfdBindPipelineToPort(mDevice, mPort, pipeline);
eError = wfdGetError(mDevice);
if (WFD_ERROR_NONE != eError)
qFatal("Failed to bind port to pipeline");
// Create buffers
WFDSource source[MAX_NUM_OF_WFD_BUFFERS] = {WFD_INVALID_HANDLE, WFD_INVALID_HANDLE,
WFD_INVALID_HANDLE};
WFDEGLImage eglImageHandles[MAX_NUM_OF_WFD_BUFFERS];
WFD_EGLImageType* wfdEglImages[MAX_NUM_OF_WFD_BUFFERS];
for (int i = 0; i < MAX_NUM_OF_WFD_BUFFERS; i++) {
wfdCreateWFDEGLImages(mDevice, mScreenSize.width(), mScreenSize.height(),
WFD_FORMAT_RGBA8888, WFD_USAGE_OPENGL_ES2 | WFD_USAGE_DISPLAY,
1, &(eglImageHandles[i]), 0);
wfdEglImages[i] = (WFD_EGLImageType *)(eglImageHandles[i]);
if (WFD_INVALID_HANDLE == wfdEglImages[i])
qFatal("Failed to create WDFEGLImages");
source[i] = wfdCreateSourceFromImage(mDevice, pipeline, eglImageHandles[i], nullptr);
if (WFD_INVALID_HANDLE == source[i])
qFatal("Failed to create source from EGLImage");
}
// Commit port
wfdDeviceCommit(mDevice, WFD_COMMIT_ENTIRE_PORT, mPort);
eError = wfdGetError(mDevice);
if (WFD_ERROR_NONE != eError)
qFatal("Failed to commit port");
// Create native window
wfd_window_t* nativeWindow = (wfd_window_t*)malloc(sizeof(wfd_window_t));
if (nullptr == nativeWindow)
qFatal("Failed to allocate memory for native window");
nativeWindow->dev = mDevice;
nativeWindow->port = mPort;
nativeWindow->pipeline = pipeline;
nativeWindow->numBuffers = MAX_NUM_OF_WFD_BUFFERS;
for (int i = 0; i < MAX_NUM_OF_WFD_BUFFERS; i++) {
nativeWindow->buffers[i].image = wfdEglImages[i];
nativeWindow->buffers[i].source = source[i];
}
return (EGLNativeWindowType)nativeWindow;
}
QSurfaceFormat QEglFSOpenWFDIntegration::surfaceFormatFor(const QSurfaceFormat &inputFormat) const
{
QSurfaceFormat format;
format.setRedBufferSize(8);
format.setGreenBufferSize(8);
format.setBlueBufferSize(8);
format.setAlphaBufferSize(8);
return format;
}
void QEglFSOpenWFDIntegration::destroyNativeWindow(EGLNativeWindowType window)
{
free((void*)window);
}
QT_END_NAMESPACE
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