gistfile1.cpp

/*

namespace osu.GameplayElements.HitObjects.Osu
{
  internal enum CurveTypes
  {
    Catmull,
    Bezier,
    Linear,
    PerfectCurve,
  }
}

namespace osu.GameplayElements.HitObjects
{
  [Flags]
  public enum HitObjectType
  {
    Normal = 1,
    Slider = 2,
    NewCombo = 4,
    NormalNewCombo = NewCombo | Normal,
    SliderNewCombo = NewCombo | Slider,
    Spinner = 8,
    ColourHax = 112,
    Hold = 128,
    ManiaLong = Hold,
  }
}

namespace osu.GameplayElements.HitObjects
{
  [Flags]
  public enum HitObjectSoundType
  {
    None = 0,
    Normal = 1,
    Whistle = 2,
    Finish = 4,
    Clap = 8,
  }
}

namespace osu.GameplayElements.Events
{
  internal enum EventTypes
  {
    Background,
    Video,
    Break,
    Colour,
    Sprite,
    Sample,
    Animation,
  }
}

namespace osu.GameplayElements.Events
{
  internal enum StoryLayer
  {
    Background,
    Fail,
    Pass,
    Foreground,
  }
}

namespace osu.GameplayElements.Events
{
  internal enum TriggerGroup
  {
    None,
    HitSound,
    Passing,
    Failing,
    HitObjectHit,
  }
}

namespace osu.GameplayElements
{
  internal enum FileSection
  {
    Unknown = 0,
    General = 1,
    Colours = 2,
    Editor = 4,
    Metadata = 8,
    TimingPoints = 16,
    Events = 32,
    HitObjects = 64,
    Difficulty = 128,
    Variables = 256,
    All = 511,
  }
}


namespace osu.GameplayElements.Beatmaps
{
  public abstract class BeatmapBase : MarshalByRefObject
  {
    public float DifficultyApproachRate = 5f;
    public float DifficultyCircleSize = 5f;
    public float DifficultyHpDrainRate = 5f;
    public float DifficultyOverall = 5f;
    public double DifficultySliderMultiplier = 1.4;
    public double DifficultySliderTickRate = 1.0;
    public string Artist = string.Empty;
    public string Tags = string.Empty;
    public string Title = string.Empty;
    public string ArtistUnicode;
    public string TitleUnicode;
  }
}


namespace osu.Graphics.Sprites
{
  internal enum Origins
  {
    TopLeft,
    Centre,
    CentreLeft,
    TopRight,
    BottomCentre,
    TopCentre,
    Custom,
    CentreRight,
    BottomLeft,
    BottomRight,
  }
}


namespace osu.Graphics.Sprites
{
  [Flags]
  internal enum TransformationType
  {
    None = 0,
    Movement = 1,
    Fade = 2,
    Scale = 4,
    Rotation = 8,
    Colour = 16,
    ParameterFlipHorizontal = 32,
    ParameterFlipVertical = 64,
    MovementX = 128,
    MovementY = 256,
    VectorScale = 512,
    ParameterAdditive = 1024,
    ClippingWidth = 2048,
    ClippingHeight = 4096,
  }
}


namespace osu.Graphics.Sprites
{
  internal enum LoopTypes
  {
    LoopForever,
    LoopOnce,
  }
}


namespace osu_common
{
  public enum PlayModes
  {
    Osu,
    Taiko,
    CatchTheBeat,
    OsuMania,
  }
}


namespace osu.GameModes.Edit.AiMod
{
  public enum BeatmapDifficulty
  {
    Easy,
    Normal,
    Hard,
    Insane,
    Expert,
  }
}

namespace osu.Audio
{
  internal enum SampleSet
  {
    All = -1,
    None = 0,
    Normal = 1,
    Soft = 2,
    Drum = 3,
  }
}


*/

enum modes : int {
	OSU			= 0,
	TAIKO		= 1,
	CTB			= 2,
	OSU_MANIA	= 3
}

struct audio_v12 {
	std::string filename;
	
	int lead_in;
	int preview_time;
}

struct general_v12 {
	modes mode;
	audio_v12 audio;
	
	std::string sample_set;
	
	float stack_leniency;
	
	bool countdown;
	bool letterbox_in_breaks;
	bool widescreen_storyboard;
};

struct editor_v12 {
	std::vector<int> bookmarks;
	
	float distance_spacing;
	
	int beat_divisor;
	int grid_size;
	int timeline_zoom;
};

enum difficulties {
	easy,
	normal,
	hard,
	insane,
	expert
};

struct metadata_v12 {
	std::string title;
	std::string unicode_title;
	std::string artist;
	std::string unicode_artist;
	std::string tags;
	std::string creator;
	
	int beatmap_id;
	int beatmap_set_id;

	difficulties difficulty;
};

struct difficulty_v12 {
	float circle_size = 5.f;
	float hp_drain_rate = 5.f;
	float overall_difficulty = 5.f;
	float approach_rate = 5.f;
	float slider_multiplier	= 1.4f;
	float slider_tick_rate	= 1.f;
};

struct timing_point_v12 {
	float ms_per_beat;
	
	int offset;
	int meter;
	int sample_type;
	int volume;
	
	bool kiai_mode;
	bool inherited;
}

union argb_colour {
	struct {
		std::uint8_t blue;
		std::uint8_t green;
		std::uint8_t red;
		std::uint8_t alpha;
	} components;
	std::uint32_t value;
};

struct colours_v12 {
	std::vector<argb_colour> combos;
	argb_colour slider_border;
	argb_colour slider_track_override;
};

struct hit_object_v12 {
	int x;
	int y;
	int time;
	int type;
	int hit_sound;
	
	std::string addition = "0:0:0:0:";
};

struct hit_circle_v12 : public hit_object_v12 { };

struct position {
	int x;
	int y;
}

struct slider_v12 : public hit_object_v12 {
	std::uint8_t type;
	std::vector<position> curve; 
	bool repeat;
	int pixel_length;
	// ... unknown
};

struct spinner_v12 : public hit_object_v12 {
	int end_time;
};

class beatmap_v12 {
	int version;
	
	general_v12 general;
	editor_v12 editor;
	metadata_v12 metadata;
	difficulty_v12 difficulty;
	colours_v12 colours;
	
	std::vector<timing_point_v12> timing_point;
	std::vector<hit_object_v12> hit_objects;
	
	friend std::istream& operator>>(std::istream& iss, beatmap_v12& data) {
        std::string line;
        beatmap_v12 tmp;
        if (std::getline(iss, line)) {
			tmp.version = std::stoi(line.substr(line.find_last_of(' ')));
			if (tmp.version != 12) {
				std::cerr << "Wrong version."
			}
			//while (std::getline(iss, )) 
			
			data = std::move(tmp);
        }
        return iss;
    }
}

int main() {
	std::string filename;
	std::getline(std::cin, filename);
	std::ifstream beatmap_file(filename);
	if (!beatmap_file.is_open()) {
		std::cerr << "Failed to open " << filename << '.' << std::endl;
	}
	beatmap_v12 beatmap;
	osufile >> beatmap;
	if (!beatmap_file.bad()) {
		std::cerr << "Failed to parse " << filename << '.' << std::endl;
	}
}