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BizHawk
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TasStateManager - make frequency based on savestate size, formula should be tinkered with to get best results on all platforms, also dont' ever capture frame 0 on savestate-anchored movies since the anchor will be returned when 0 is requested

This commit is contained in:
adelikat 2014-10-15 15:47:04 +00:00
parent fc311c12e9
commit 3be3264d60
1 changed files with 33 additions and 5 deletions
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38
BizHawk.Client.Common/movie/tasproj/TasStateManager.cs
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@ -16,6 +16,29 @@ namespace BizHawk.Client.Common
private readonly SortedList<int, byte[]> States = new SortedList<int, byte[]>();
private readonly TasMovie _movie;
private int _expectedStateSize = 0;
private const int _minFrequency = 2;
private const int _maxFrequency = 16;
private int StateFrequency
{
get
{
var freq = _expectedStateSize / 65536;
if (freq < _minFrequency)
{
return _minFrequency;
}
if (freq > _maxFrequency)
{
return _maxFrequency;
}
return freq;
}
}
public TasStateManager(TasMovie movie)
{
@ -27,11 +50,11 @@ namespace BizHawk.Client.Common
int limit = 0;
if (Global.Emulator != null)
{
var stateSize = Global.Emulator.SaveStateBinary().Length;
_expectedStateSize = Global.Emulator.SaveStateBinary().Length;
if (stateSize > 0)
if (_expectedStateSize > 0)
{
limit = cap / stateSize;
limit = cap / _expectedStateSize;
}
}
@ -83,7 +106,12 @@ namespace BizHawk.Client.Common
public void Capture(bool force = false)
{
bool shouldCapture = false;
if (force)
if (_movie.StartsFromSavestate && Global.Emulator.Frame == 0) // Never capture frame 0 on savestate anchored movies since we have it anyway
{
shouldCapture = false;
}
else if (force)
{
shouldCapture = force;
}
@ -97,7 +125,7 @@ namespace BizHawk.Client.Common
}
else
{
shouldCapture = Global.Emulator.Frame % 2 > 0;
shouldCapture = Global.Emulator.Frame % StateFrequency == 0;
}
if (shouldCapture)