103 lines
2.9 KiB
C#
103 lines
2.9 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.IO;
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using System.IO.Compression;
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using System.Linq;
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using System.Runtime.CompilerServices;
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using System.Runtime.InteropServices;
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using Console = Game.Console;
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namespace Game;
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#if false
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public class PlayerInputDemo : PlayerInput
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{
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protected List<PlayerInputState> buffer = new List<PlayerInputState>();
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protected IEnumerator<PlayerInputState> bufferEnumerable;
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public bool IsPlaying
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{
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get
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{
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return bufferEnumerable != null;
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}
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}
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public PlayerInputDemo(string demoPath)
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{
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if (!File.Exists(demoPath))
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return;
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int expectedPlayerInputStateSize = Unsafe.SizeOf<PlayerInputState>();
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Stopwatch sw = Stopwatch.StartNew();
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using FileStream fileStream = File.OpenRead(demoPath);
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using GZipStream stream = new GZipStream(fileStream, CompressionMode.Decompress);
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int ver = stream.ReadByte();
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int inputStateSize = stream.ReadByte();
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if (ver != DemoVer || inputStateSize != expectedPlayerInputStateSize)
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{
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Console.Print("demover mismatch: version " + ver + " != " + DemoVer + ", inputStateSize " +
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inputStateSize + " != " + Unsafe.SizeOf<PlayerInputState>());
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stream.Close();
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return;
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}
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Span<byte> b = stackalloc byte[expectedPlayerInputStateSize];
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while (true)
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{
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int bytesLeftInBuffer = expectedPlayerInputStateSize;
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do
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{
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int readBytes = stream.Read(b.Slice(expectedPlayerInputStateSize - bytesLeftInBuffer, bytesLeftInBuffer));
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if (readBytes == 0)
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break;
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bytesLeftInBuffer -= readBytes;
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} while (bytesLeftInBuffer > 0);
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if (bytesLeftInBuffer > 0)
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break; // EOF;
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buffer.Add(MemoryMarshal.Read<PlayerInputState>(b));
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}
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sw.Stop();
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bufferEnumerable = buffer.GetEnumerator();
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Console.Print($"Demo parse time {sw.Elapsed.TotalMilliseconds}ms, frames: {buffer.Count} ");
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OnEndFrame(); // advances to first frame
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}
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public override void OnEndFrame()
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{
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// TODO: check if the current state frame matches the current frame number before advancing
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/*asdf++;
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if (asdf < 8)
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return;*/
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if (bufferEnumerable == null || !bufferEnumerable.MoveNext())
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{
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if (buffer.Any())
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{
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bufferEnumerable.Dispose();
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bufferEnumerable = null;
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buffer.Clear();
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Console.Print("Demo ended");
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}
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return;
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}
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//var actorState = currentState.actor;
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currentState.input = bufferEnumerable.Current;
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//frame++;
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//currentState.actor = actorState;
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}
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}
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#endif |