Differential D1230 Diff 30092 plugins/platforms/drm/remoteaccess_manager.h

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plugins/platforms/drm/remoteaccess_manager.h

This file was copied from plugins/platforms/drm/drm_buffer_gbm.h.

1	/********************************************************************	1		/********************************************************************
2	KWin - the KDE window manager	2		KWin - the KDE window manager
3	This file is part of the KDE project.	3		This file is part of the KDE project.
4		4
5	Copyright 2017 Roman Gilg <subdiff@gmail.com>	5		Copyright (C) 2016 Oleg Chernovskiy <kanedias@xaker.ru>
6	Copyright 2015 Martin Gräßlin <mgraesslin@kde.org>
7		6
8	This program is free software; you can redistribute it and/or modify	7		This program is free software; you can redistribute it and/or modify
9	it under the terms of the GNU General Public License as published by	8		it under the terms of the GNU General Public License as published by
10	the Free Software Foundation; either version 2 of the License, or	9		the Free Software Foundation; either version 2 of the License, or
11	(at your option) any later version.	10		(at your option) any later version.
12		11
13	This program is distributed in the hope that it will be useful,	12		This program is distributed in the hope that it will be useful,
14	but WITHOUT ANY WARRANTY; without even the implied warranty of	13		but WITHOUT ANY WARRANTY; without even the implied warranty of
15	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	14		MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16	GNU General Public License for more details.	15		GNU General Public License for more details.
17		16
18	You should have received a copy of the GNU General Public License	17		You should have received a copy of the GNU General Public License
19	along with this program. If not, see <http://www.gnu.org/licenses/>.	18		along with this program. If not, see <http://www.gnu.org/licenses/>.
20	*********************************************************************/	19		*********************************************************************/
21	#ifndef KWIN_DRM_BUFFER_GBM_H	20		#ifndef REMOTEACCESSMANAGER_H
22	#define KWIN_DRM_BUFFER_GBM_H	21		#define REMOTEACCESSMANAGER_H
23		22
24	#include "drm_buffer.h"	23		// KWayland
25		24		#include <KWayland/Server/display.h>
			romanggUnsubmitted Done Do you need all these includes in the header file, or could you forward declare for example the KWayland::Server::RemoteAccessManagerInterface and then include in the cpp file? romangg: Do you need all these includes in the header file, or could you forward declare for example the…
26	#include <memory>	25		#include <KWayland/Server/remote_access_interface.h>
		26		// Qt
		27		#include <QObject>
27		28
28	struct gbm_bo;	29		struct gbm_bo;
		30		struct gbm_surface;
29		31
30	namespace KWin	32		namespace KWin
31	{	33		{
32		34
33	class GbmSurface;	35		class DrmOutput;
		36		class DrmBuffer;
		37
		38		using KWayland::Server::RemoteAccessManagerInterface;
		39		using KWayland::Server::BufferHandle;
34		40
35	class DrmSurfaceBuffer : public DrmBuffer	41		class RemoteAccessManager : public QObject
36	{	42		{
		43		Q_OBJECT
37	public:	44		public:
38	DrmSurfaceBuffer(int fd, const std::shared_ptr<GbmSurface> &surface);	45		explicit RemoteAccessManager(QObject *parent = nullptr);
39	~DrmSurfaceBuffer();	46		virtual ~RemoteAccessManager();
		47
		48		void passBuffer(DrmOutput output, DrmBuffer buffer);
40		49
41	bool needsModeChange(DrmBuffer *b) const override {	50		signals:
42	if (DrmSurfaceBuffer sb = dynamic_cast<DrmSurfaceBuffer>(b)) {	51		void bufferNoLongerNeeded(qint32 gbm_handle);
43	return hasBo() != sb->hasBo();
44	} else {
45	return true;
46	}
47	}
48
49	bool hasBo() const {
50	return m_bo != nullptr;
51	}
52	void releaseGbm() override;
53		52
54	private:	53		private:
55	std::shared_ptr<GbmSurface> m_surface;	54		void releaseBuffer(const BufferHandle *buf);
56	gbm_bo *m_bo = nullptr;
57	};
58		55
59	}	56		RemoteAccessManagerInterface *m_interface = nullptr;
		57		};
60		58
61	#endif	59		} // KWin namespace
62		60
		61		#endif // REMOTEACCESSMANAGER_H