kwin/plugins/platforms/drm/remoteaccess_manager.cpp
Aleix Pol 3a9d7a6e9d Port KWin to KWaylandServer
Summary: Away from KWayland::Server and KF5WaylandServer.

Test Plan: Builds, ran nested session

Reviewers: #kwin, #plasma, #frameworks, davidedmundson, zzag

Reviewed By: #kwin, #plasma, davidedmundson, zzag

Subscribers: zzag, kwin

Tags: #kwin

Differential Revision: https://phabricator.kde.org/D29278
2020-04-30 12:56:08 +02:00

89 lines
2.5 KiB
C++

/********************************************************************
*
KWin - the KDE window manager
This file is part of the KDE project.
Copyright (C) 2016 Oleg Chernovskiy <kanedias@xaker.ru>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*********************************************************************/
#include "drm_output.h"
#include "remoteaccess_manager.h"
#include "logging.h"
#include "drm_backend.h"
#include "../../../wayland_server.h"
// system
#include <KWaylandServer/output_interface.h>
#include <unistd.h>
#include <gbm.h>
#include <cerrno>
namespace KWin
{
RemoteAccessManager::RemoteAccessManager(QObject *parent)
: QObject(parent)
{
if (waylandServer()) {
m_interface = waylandServer()->display()->createRemoteAccessManager(this);
m_interface->create();
connect(m_interface, &RemoteAccessManagerInterface::bufferReleased,
this, &RemoteAccessManager::releaseBuffer);
}
}
RemoteAccessManager::~RemoteAccessManager()
{
if (m_interface) {
m_interface->destroy();
}
}
void RemoteAccessManager::releaseBuffer(const BufferHandle *buf)
{
int ret = close(buf->fd());
if (Q_UNLIKELY(ret)) {
qCWarning(KWIN_DRM) << "Couldn't close released GBM fd:" << strerror(errno);
}
delete buf;
}
void RemoteAccessManager::passBuffer(DrmOutput *output, DrmBuffer *buffer)
{
DrmSurfaceBuffer* gbmbuf = static_cast<DrmSurfaceBuffer *>(buffer);
// no connected RemoteAccess instance
if (!m_interface || !m_interface->isBound()) {
return;
}
// first buffer may be null
if (!gbmbuf || !gbmbuf->hasBo()) {
return;
}
auto buf = new BufferHandle;
auto bo = gbmbuf->getBo();
buf->setFd(gbm_bo_get_fd(bo));
buf->setSize(gbm_bo_get_width(bo), gbm_bo_get_height(bo));
buf->setStride(gbm_bo_get_stride(bo));
buf->setFormat(gbm_bo_get_format(bo));
m_interface->sendBufferReady(output->waylandOutput().data(), buf);
}
} // KWin namespace