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// SPDX-FileCopyrightText: Copyright 2021 yuzu Emulator Project
// SPDX-FileCopyrightText: Copyright 2007 The Android Open Source Project
// SPDX-License-Identifier: GPL-3.0-or-later
// Parts of this implementation were based on:
// https://cs.android.com/android/platform/superproject/+/android-5.1.1_r38:frameworks/native/include/ui/GraphicBuffer.h

#pragma once

#include "common/common_funcs.h"
#include "common/common_types.h"
#include "core/hle/service/nvflinger/pixel_format.h"

namespace Service::android {

class GraphicBuffer final {
public:
    constexpr GraphicBuffer() = default;

    constexpr GraphicBuffer(u32 width_, u32 height_, PixelFormat format_, u32 usage_)
        : width{static_cast<s32>(width_)}, height{static_cast<s32>(height_)}, format{format_},
          usage{static_cast<s32>(usage_)} {}

    constexpr u32 Width() const {
        return static_cast<u32>(width);
    }

    constexpr u32 Height() const {
        return static_cast<u32>(height);
    }

    constexpr u32 Stride() const {
        return static_cast<u32>(stride);
    }

    constexpr u32 Usage() const {
        return static_cast<u32>(usage);
    }

    constexpr PixelFormat Format() const {
        return format;
    }

    constexpr u32 BufferId() const {
        return buffer_id;
    }

    constexpr PixelFormat ExternalFormat() const {
        return external_format;
    }

    constexpr u32 Handle() const {
        return handle;
    }

    constexpr u32 Offset() const {
        return offset;
    }

    constexpr bool NeedsReallocation(u32 width_, u32 height_, PixelFormat format_,
                                     u32 usage_) const {
        if (static_cast<s32>(width_) != width) {
            return true;
        }

        if (static_cast<s32>(height_) != height) {
            return true;
        }

        if (format_ != format) {
            return true;
        }

        if ((static_cast<u32>(usage) & usage_) != usage_) {
            return true;
        }

        return false;
    }

private:
    u32 magic{};
    s32 width{};
    s32 height{};
    s32 stride{};
    PixelFormat format{};
    s32 usage{};
    INSERT_PADDING_WORDS(1);
    u32 index{};
    INSERT_PADDING_WORDS(3);
    u32 buffer_id{};
    INSERT_PADDING_WORDS(6);
    PixelFormat external_format{};
    INSERT_PADDING_WORDS(10);
    u32 handle{};
    u32 offset{};
    INSERT_PADDING_WORDS(60);
};
static_assert(sizeof(GraphicBuffer) == 0x16C, "GraphicBuffer has wrong size");

} // namespace Service::android