BizHawk/BizHawk.Client.Common/movie/tasproj/TasMovie.cs

538 lines
13 KiB
C#

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Globalization;
using System.IO;
using System.Linq;
using System.Text;
using BizHawk.Common;
using BizHawk.Emulation.Common;
using BizHawk.Emulation.Common.IEmulatorExtensions;
namespace BizHawk.Client.Common
{
public sealed partial class TasMovie : Bk2Movie, INotifyPropertyChanged
{
public const string DefaultProjectName = "default";
private readonly Bk2MnemonicConstants Mnemonics = new Bk2MnemonicConstants();
private readonly TasStateManager StateManager;
private readonly TasLagLog LagLog = new TasLagLog();
private readonly Dictionary<int, IController> InputStateCache = new Dictionary<int, IController>();
public readonly List<string> VerificationLog = new List<string>(); // For movies that do not begin with power-on, this is the input required to get into the initial state
private readonly TasBranchCollection Branches = new TasBranchCollection();
private BackgroundWorker _progressReportWorker = null;
public void NewBGWorker(BackgroundWorker newWorker)
{
_progressReportWorker = newWorker;
}
public int LastValidFrame
{
get { return LagLog.LastValidFrame; }
}
public TasMovie(string path, bool startsFromSavestate = false, BackgroundWorker progressReportWorker = null)
: base(path)
{
// TODO: how to call the default constructor AND the base(path) constructor? And is base(path) calling base() ?
_progressReportWorker = progressReportWorker;
if (!Global.Emulator.HasSavestates())
{
throw new InvalidOperationException("Cannot create a TasMovie against a core that does not implement IStatable");
}
ChangeLog = new TasMovieChangeLog(this);
StateManager = new TasStateManager(this);
Header[HeaderKeys.MOVIEVERSION] = "BizHawk v2.0 Tasproj v1.0";
Markers = new TasMovieMarkerList(this);
Markers.CollectionChanged += Markers_CollectionChanged;
Markers.Add(0, startsFromSavestate ? "Savestate" : "Power on");
BindMarkersToInput = true;
}
public TasMovie(bool startsFromSavestate = false, BackgroundWorker progressReportWorker = null)
: base()
{
_progressReportWorker = progressReportWorker;
if (!Global.Emulator.HasSavestates())
{
throw new InvalidOperationException("Cannot create a TasMovie against a core that does not implement IStatable");
}
ChangeLog = new TasMovieChangeLog(this);
StateManager = new TasStateManager(this);
Header[HeaderKeys.MOVIEVERSION] = "BizHawk v2.0 Tasproj v1.0";
Markers = new TasMovieMarkerList(this);
Markers.CollectionChanged += Markers_CollectionChanged;
Markers.Add(0, startsFromSavestate ? "Savestate" : "Power on");
BindMarkersToInput = true;
}
public TasLagLog TasLagLog { get { return LagLog; } }
public List<string> InputLog { get { return _log; } }
public TasMovieMarkerList Markers { get; set; }
public bool BindMarkersToInput { get; set; }
public bool UseInputCache { get; set; }
public TasBranch GetBranch(int id) { return Branches[id]; }
public int BranchCount { get { return Branches.Count; } }
public int BranchIndex(int frame)
{
TasBranch branch = Branches.Where(b => b.Frame == frame)
.OrderByDescending(b => b.TimeStamp).FirstOrDefault();
if (branch == null)
return -1;
return Branches.IndexOf(branch);
}
public override string PreferredExtension
{
get { return Extension; }
}
public TasStateManager TasStateManager
{
get { return StateManager; }
}
public new const string Extension = "tasproj";
public TasMovieRecord this[int index]
{
get
{
return new TasMovieRecord
{
// State = StateManager[index],
HasState = StateManager.HasState(index),
LogEntry = GetInputLogEntry(index),
Lagged = LagLog[index + 1],
WasLagged = LagLog.History(index + 1)
};
}
}
#region Events and Handlers
public event PropertyChangedEventHandler PropertyChanged;
private bool _changes;
public override bool Changes
{
get { return _changes; }
protected set
{
if (_changes != value)
{
_changes = value;
OnPropertyChanged("Changes");
}
}
}
// This event is Raised ony when Changes is TOGGLED.
private void OnPropertyChanged(string propertyName)
{
if (PropertyChanged != null)
{
// Raising the event when FirstName or LastName property value changed
PropertyChanged.Invoke(this, new PropertyChangedEventArgs(propertyName));
}
}
void Markers_CollectionChanged(object sender, System.Collections.Specialized.NotifyCollectionChangedEventArgs e)
{
Changes = true;
}
#endregion
public void ClearChanges()
{
Changes = false;
}
public void FlagChanges()
{
Changes = true;
}
public override void StartNewRecording()
{
ClearTasprojExtras();
Markers.Add(0, StartsFromSavestate ? "Savestate" : "Power on");
ChangeLog = new TasMovieChangeLog(this);
base.StartNewRecording();
}
public override void SwitchToPlay()
{
_mode = Moviemode.Play;
}
/// <summary>
/// Removes lag log and greenzone after this frame
/// </summary>
/// <param name="frame">The last frame that can be valid.</param>
private void InvalidateAfter(int frame)
{
LagLog.RemoveFrom(frame);
var anyInvalidated = StateManager.Invalidate(frame + 1);
Changes = true; // TODO check if this actually removed anything before flagging changes
if (anyInvalidated && Global.MovieSession.Movie.IsCountingRerecords)
{
base.Rerecords++;
}
}
/// <summary>
/// Returns the mnemonic value for boolean buttons, and actual value for floats,
/// for a given frame and button.
/// </summary>
public string DisplayValue(int frame, string buttonName)
{
if (UseInputCache && InputStateCache.ContainsKey(frame))
{
return CreateDisplayValueForButton(InputStateCache[frame], buttonName);
}
var adapter = GetInputState(frame);
if (UseInputCache)
{
InputStateCache.Add(frame, adapter);
}
return CreateDisplayValueForButton(adapter, buttonName);
}
public void FlushInputCache()
{
InputStateCache.Clear();
}
public string CreateDisplayValueForButton(IController adapter, string buttonName)
{
if (adapter.Type.BoolButtons.Contains(buttonName))
{
return adapter.IsPressed(buttonName) ?
Mnemonics[buttonName].ToString() :
string.Empty;
}
if (adapter.Type.FloatControls.Contains(buttonName))
{
return adapter.GetFloat(buttonName).ToString();
}
return "!";
}
public bool BoolIsPressed(int frame, string buttonName)
{
return ((Bk2ControllerAdapter)GetInputState(frame))
.IsPressed(buttonName);
}
public float GetFloatState(int frame, string buttonName)
{
return ((Bk2ControllerAdapter)GetInputState(frame))
.GetFloat(buttonName);
}
public void ClearGreenzone()
{
if (StateManager.Any())
{
StateManager.ClearStateHistory();
Changes = true;
}
}
public override IController GetInputState(int frame)
{
return base.GetInputState(frame);
}
public void GreenzoneCurrentFrame()
{
LagLog[Global.Emulator.Frame] = Global.Emulator.AsInputPollable().IsLagFrame;
if (!StateManager.HasState(Global.Emulator.Frame))
{
StateManager.Capture();
}
}
public void ClearLagLog()
{
LagLog.Clear();
}
public void DeleteLogBefore(int frame)
{
if (frame < _log.Count)
{
_log.RemoveRange(0, frame);
}
}
public void CopyLog(IEnumerable<string> log)
{
_log.Clear();
foreach (var entry in log)
{
_log.Add(entry);
}
}
public void CopyVerificationLog(IEnumerable<string> log)
{
foreach (string entry in log)
{
VerificationLog.Add(entry);
}
}
public List<string> GetLogEntries()
{
return _log;
}
private int? TimelineBranchFrame = null;
// TODO: this is 99% copy pasting of bad code
public override bool ExtractInputLog(TextReader reader, out string errorMessage)
{
errorMessage = string.Empty;
int? stateFrame = null;
var newLog = new List<string>();
// We are in record mode so replace the movie log with the one from the savestate
if (!Global.MovieSession.MultiTrack.IsActive)
{
TimelineBranchFrame = null;
if (Global.Config.EnableBackupMovies && MakeBackup && _log.Any())
{
SaveBackup();
MakeBackup = false;
}
int counter = 0;
while (true)
{
var line = reader.ReadLine();
if (string.IsNullOrEmpty(line))
{
break;
}
else if (line.Contains("Frame 0x")) // NES stores frame count in hex, yay
{
var strs = line.Split('x');
try
{
stateFrame = int.Parse(strs[1], NumberStyles.HexNumber);
}
catch
{
errorMessage = "Savestate Frame number failed to parse";
return false;
}
}
else if (line.Contains("Frame "))
{
var strs = line.Split(' ');
try
{
stateFrame = int.Parse(strs[1]);
}
catch
{
errorMessage = "Savestate Frame number failed to parse";
return false;
}
}
else if (line.StartsWith("LogKey:"))
{
LogKey = line.Replace("LogKey:", "");
}
else if (line[0] == '|')
{
newLog.Add(line);
if (!TimelineBranchFrame.HasValue && counter < _log.Count && line != _log[counter])
{
TimelineBranchFrame = counter;
}
counter++;
}
}
_log.Clear();
_log.AddRange(newLog);
}
else //Multitrack mode
{
// TODO: consider TimelineBranchFrame here, my thinking is that there's never a scenario to invalidate state/lag data during multitrack
var i = 0;
while (true)
{
var line = reader.ReadLine();
if (line == null)
{
break;
}
if (line.Contains("Frame 0x")) // NES stores frame count in hex, yay
{
var strs = line.Split('x');
try
{
stateFrame = int.Parse(strs[1], NumberStyles.HexNumber);
}
catch
{
errorMessage = "Savestate Frame number failed to parse";
return false;
}
}
else if (line.Contains("Frame "))
{
var strs = line.Split(' ');
try
{
stateFrame = int.Parse(strs[1]);
}
catch
{
errorMessage = "Savestate Frame number failed to parse";
return false;
}
}
else if (line.StartsWith("LogKey:"))
{
LogKey = line.Replace("LogKey:", "");
}
else if (line.StartsWith("|"))
{
SetFrame(i, line);
i++;
}
}
}
if (!stateFrame.HasValue)
{
errorMessage = "Savestate Frame number failed to parse";
}
var stateFramei = stateFrame ?? 0;
if (stateFramei > 0 && stateFramei < _log.Count)
{
if (!Global.Config.VBAStyleMovieLoadState)
{
Truncate(stateFramei);
}
}
else if (stateFramei > _log.Count) // Post movie savestate
{
if (!Global.Config.VBAStyleMovieLoadState)
{
Truncate(_log.Count);
}
_mode = Moviemode.Finished;
}
if (IsCountingRerecords)
{
Rerecords++;
}
if (TimelineBranchFrame.HasValue)
{
LagLog.RemoveFrom(TimelineBranchFrame.Value);
TasStateManager.Invalidate(TimelineBranchFrame.Value);
}
return true;
}
public void LoadBranch(TasBranch branch)
{
int? divergentPoint = DivergantPoint(_log, branch.InputLog);
_log = branch.InputLog.ToList();
_changes = true;
LagLog.FromLagLog(branch.LagLog);
StateManager.LoadBranch(Branches.IndexOf(branch));
StateManager.SetState(branch.Frame, branch.CoreData);
ChangeLog = branch.ChangeLog;
Markers = branch.Markers;
}
// TODO: use LogGenerators rather than string comparisons
private int? DivergantPoint(List<string> currentLog, List<string> newLog)
{
int max = newLog.Count;
if (currentLog.Count < newLog.Count)
{
max = currentLog.Count;
}
for (int i = 0; i < max; i++)
{
if (newLog[i] != currentLog[i])
{
return i;
}
}
return null;
}
public void AddBranch(TasBranch branch)
{
Branches.Add(branch);
TasStateManager.AddBranch();
}
public void RemoveBranch(TasBranch branch)
{
TasStateManager.RemoveBranch(Branches.IndexOf(branch));
Branches.Remove(branch);
}
public void UpdateBranch(TasBranch old, TasBranch newBranch)
{
int index = Branches.IndexOf(old);
Branches[index] = newBranch;
TasStateManager.UpdateBranch(index);
}
public void SwapBranches(int b1, int b2)
{
TasBranch branch = Branches[b1];
if (b2 >= Branches.Count)
b2 = Branches.Count - 1;
Branches.Remove(branch);
Branches.Insert(b2, branch);
}
}
}