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88 lines
2.0 KiB
88 lines
2.0 KiB
/******************************************************************** |
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KWin - the KDE window manager |
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This file is part of the KDE project. |
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Copyright (C) 2015 Martin Gräßlin <mgraesslin@kde.org> |
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This program is free software; you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation; either version 2 of the License, or |
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(at your option) any later version. |
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with this program. If not, see <http://www.gnu.org/licenses/>. |
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*********************************************************************/ |
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#ifndef KWIN_DRM_BUFFER_H |
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#define KWIN_DRM_BUFFER_H |
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#include <QImage> |
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#include <QSize> |
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namespace KWin |
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{ |
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class DrmBuffer |
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{ |
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public: |
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DrmBuffer(int fd); |
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virtual ~DrmBuffer() = default; |
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virtual bool needsModeChange(DrmBuffer *b) const {Q_UNUSED(b) return false;} |
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quint32 bufferId() const { |
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return m_bufferId; |
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} |
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const QSize &size() const { |
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return m_size; |
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} |
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virtual void releaseGbm() {} |
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int fd() const { |
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return m_fd; |
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} |
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protected: |
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quint32 m_bufferId = 0; |
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QSize m_size; |
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int m_fd; |
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}; |
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class DrmDumbBuffer : public DrmBuffer |
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{ |
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public: |
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DrmDumbBuffer(int fd, const QSize &size); |
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~DrmDumbBuffer() override; |
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bool needsModeChange(DrmBuffer *b) const override; |
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bool map(QImage::Format format = QImage::Format_RGB32); |
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quint32 handle() const { |
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return m_handle; |
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} |
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QImage *image() const { |
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return m_image; |
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} |
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quint32 stride() const { |
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return m_stride; |
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} |
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private: |
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quint32 m_handle = 0; |
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quint64 m_bufferSize = 0; |
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void *m_memory = nullptr; |
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QImage *m_image = nullptr; |
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quint32 m_stride = 0; |
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}; |
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} |
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#endif |
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