75 lines
1.9 KiB
C++
75 lines
1.9 KiB
C++
/*
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* Copyright (C) 2017 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma once
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#include <stdint.h>
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#include <sys/types.h>
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#include <memory>
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#include <adf/adf.h>
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#include "graphics.h"
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#include "minui/minui.h"
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class GRSurfaceAdf : public GRSurface {
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public:
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~GRSurfaceAdf() override;
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static std::unique_ptr<GRSurfaceAdf> Create(int intf_fd, const drm_mode_modeinfo* mode,
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__u32 format, int* err);
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uint8_t* data() override {
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return mmapped_buffer_;
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}
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private:
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friend class MinuiBackendAdf;
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GRSurfaceAdf(int width, int height, int row_bytes, int pixel_bytes, __u32 offset, __u32 pitch,
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int fd)
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: GRSurface(width, height, row_bytes, pixel_bytes), offset(offset), pitch(pitch), fd(fd) {}
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const __u32 offset;
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const __u32 pitch;
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int fd;
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int fence_fd{ -1 };
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uint8_t* mmapped_buffer_{ nullptr };
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};
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class MinuiBackendAdf : public MinuiBackend {
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public:
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MinuiBackendAdf();
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~MinuiBackendAdf() override;
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GRSurface* Init() override;
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GRSurface* Flip() override;
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void Blank(bool) override;
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private:
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int InterfaceInit();
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int DeviceInit(adf_device* dev);
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void Sync(GRSurfaceAdf* surf);
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int intf_fd;
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adf_id_t eng_id;
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__u32 format;
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adf_device dev;
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size_t current_surface;
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size_t n_surfaces;
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std::unique_ptr<GRSurfaceAdf> surfaces[2];
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};
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