006ab40e44
dmabuf related code can rely on DmaBufAttributes instead, so let's make LinuxDmaBufV1ClientBuffer private to make graphics buffer handling generic.
129 lines
4.5 KiB
C++
129 lines
4.5 KiB
C++
/*
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SPDX-FileCopyrightText: 2018 Fredrik Höglund <fredrik@kde.org>
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SPDX-FileCopyrightText: 2019 Roman Gilg <subdiff@gmail.com>
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SPDX-FileCopyrightText: 2021 Vlad Zahorodnii <vlad.zahorodnii@kde.org>
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SPDX-FileCopyrightText: 2021 Xaver Hugl <xaver.hugl@gmail.com>
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Based on the libweston implementation,
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SPDX-FileCopyrightText: 2014, 2015 Collabora, Ltd.
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SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
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*/
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#pragma once
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#include "display.h"
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#include "linuxdmabufv1clientbuffer.h"
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#include "utils/ramfile.h"
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#include "qwayland-server-linux-dmabuf-unstable-v1.h"
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#include <QDebug>
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#include <QPointer>
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#include <QVector>
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#include <drm_fourcc.h>
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namespace KWaylandServer
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{
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class LinuxDmaBufV1FormatTable;
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class LinuxDmaBufV1ClientBufferIntegrationPrivate : public QtWaylandServer::zwp_linux_dmabuf_v1
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{
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public:
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LinuxDmaBufV1ClientBufferIntegrationPrivate(LinuxDmaBufV1ClientBufferIntegration *q, Display *display);
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LinuxDmaBufV1ClientBufferIntegration *q;
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std::unique_ptr<LinuxDmaBufV1Feedback> defaultFeedback;
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std::unique_ptr<LinuxDmaBufV1FormatTable> table;
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dev_t mainDevice;
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QPointer<KWin::RenderBackend> renderBackend;
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QHash<uint32_t, QVector<uint64_t>> supportedModifiers;
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protected:
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void zwp_linux_dmabuf_v1_bind_resource(Resource *resource) override;
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void zwp_linux_dmabuf_v1_destroy(Resource *resource) override;
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void zwp_linux_dmabuf_v1_create_params(Resource *resource, uint32_t params_id) override;
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void zwp_linux_dmabuf_v1_get_default_feedback(Resource *resource, uint32_t id) override;
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void zwp_linux_dmabuf_v1_get_surface_feedback(Resource *resource, uint32_t id, wl_resource *surface) override;
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};
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class LinuxDmaBufParamsV1 : public QtWaylandServer::zwp_linux_buffer_params_v1
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{
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public:
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LinuxDmaBufParamsV1(LinuxDmaBufV1ClientBufferIntegration *integration, ::wl_resource *resource);
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protected:
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void zwp_linux_buffer_params_v1_destroy_resource(Resource *resource) override;
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void zwp_linux_buffer_params_v1_destroy(Resource *resource) override;
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void zwp_linux_buffer_params_v1_add(Resource *resource,
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int32_t fd,
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uint32_t plane_idx,
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uint32_t offset,
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uint32_t stride,
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uint32_t modifier_hi,
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uint32_t modifier_lo) override;
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void zwp_linux_buffer_params_v1_create(Resource *resource, int32_t width, int32_t height, uint32_t format, uint32_t flags) override;
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void
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zwp_linux_buffer_params_v1_create_immed(Resource *resource, uint32_t buffer_id, int32_t width, int32_t height, uint32_t format, uint32_t flags) override;
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private:
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bool test(Resource *resource, uint32_t width, uint32_t height);
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LinuxDmaBufV1ClientBufferIntegration *m_integration;
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KWin::DmaBufAttributes m_attrs;
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bool m_isUsed = false;
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};
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class LinuxDmaBufV1ClientBuffer : public KWin::GraphicsBuffer
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{
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Q_OBJECT
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public:
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LinuxDmaBufV1ClientBuffer(KWin::DmaBufAttributes &&attrs);
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QSize size() const override;
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bool hasAlphaChannel() const override;
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const KWin::DmaBufAttributes *dmabufAttributes() const override;
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static LinuxDmaBufV1ClientBuffer *get(wl_resource *resource);
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private:
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void initialize(wl_resource *resource);
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static void buffer_destroy_resource(wl_resource *resource);
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static void buffer_destroy(wl_client *client, wl_resource *resource);
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static const struct wl_buffer_interface implementation;
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wl_resource *m_resource = nullptr;
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KWin::DmaBufAttributes m_attrs;
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bool m_hasAlphaChannel = false;
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friend class LinuxDmaBufParamsV1;
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};
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class LinuxDmaBufV1FormatTable
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{
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public:
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LinuxDmaBufV1FormatTable(const QHash<uint32_t, QVector<uint64_t>> &supportedModifiers);
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KWin::RamFile file;
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QMap<std::pair<uint32_t, uint64_t>, uint16_t> indices;
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};
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class LinuxDmaBufV1FeedbackPrivate : public QtWaylandServer::zwp_linux_dmabuf_feedback_v1
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{
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public:
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LinuxDmaBufV1FeedbackPrivate(LinuxDmaBufV1ClientBufferIntegrationPrivate *bufferintegration);
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static LinuxDmaBufV1FeedbackPrivate *get(LinuxDmaBufV1Feedback *q);
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void send(Resource *resource);
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QVector<LinuxDmaBufV1Feedback::Tranche> m_tranches;
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LinuxDmaBufV1ClientBufferIntegrationPrivate *m_bufferintegration;
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protected:
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void zwp_linux_dmabuf_feedback_v1_bind_resource(Resource *resource) override;
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void zwp_linux_dmabuf_feedback_v1_destroy(Resource *resource) override;
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};
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}
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