//should include startFrame, include endframe
public void HandleInputFramesInBackground(SWBytes initialInputFramesData, int startFrameNumber, int endFrameNumber)
{
lock (FRAME_SYNC_LOCK)
{
if (_game.gameState == FrameSyncGameState.Stopped)
{
return;
}
SWConsole.Info($"HandleInputFramesInBackground startFrameNumber={startFrameNumber} endFrameNumber={endFrameNumber}");
_startFrameNumber = startFrameNumber;
_endFrameNumber = endFrameNumber;
_initialInputFrameDeltas.Clear();
_initialInputFramesData = initialInputFramesData;
for (int i = startFrameNumber; i < endFrameNumber; i++)
{
InputFrameDelta delta = new InputFrameDelta();
byte length = initialInputFramesData.PopByte();
initialInputFramesData.PopByteBuffer(delta.bytes, 0, length);
_initialInputFrameDeltas.Add(delta);
}
int expected = endFrameNumber - startFrameNumber;
int got = _initialInputFrameDeltas.Count;
//reset read index, we will save the data to disk later
_initialInputFramesData.SetReadIndex(0);
if (expected != got)
{
SWConsole.Error($"HandleInputFramesInBackground got={got} expected={expected}");
}
}
}
public override int GetIntValue(BitArray bitArray)
{
int result = 0;
for (int i = 0; i < _size; i++)
{
int index = _bitOffset + i;
bool bit = bitArray[index];
if (bit)
{
result |= 1 << i;
}
}
//-2, -1, 0, 1, 2
// 0, 1, 2, 3, 4
//if result is greater than the max value
//the actual value = result - number of values
//for example, for result 3, actual value = 3 - 5 = -2
//is result valid?
if (result > _nvalues)
{
SWConsole.Error($"invalid result({result}): result={result} min={_min} max={_max} default={_defaultValue}");
result = _defaultValue;
}
else if (result > _max)
{
result = result - _nvalues;
}
return(result);
}
int Simulate(int frameNumber)
{
SWConsole.Crit($"Engine: Simulate frameNumber={frameNumber}");
InputFrame lastInputFrame = inputFrames[frameNumber - 1];
InputFrameDelta lastInputFrameDelta = inputFrameDeltas[frameNumber - 1];
int playerFrameNumber = lastInputFrameDelta.playerFrameNumber;
InputFrame inputFrame = inputFrames[frameNumber];
if (inputFrame == null)
{
inputFrame = new InputFrame(frameNumber);
inputFrames[frameNumber] = inputFrame;
}
inputFrame.FrameNumber = frameNumber;
inputFrame.ResetBytes();
if (lastInputFrame == null || _input == null || inputFrame == null || lastInputFrameDelta == null)
{
SWConsole.Error($"Engine: Simulate input data is nil {lastInputFrame} {_input} {inputFrame} {lastInputFrameDelta}");
}
lastInputFrameDelta.Apply(_input, lastInputFrame, inputFrame);
FrameSyncUpdateType updateType = FrameSyncUpdateType.Normal;
DoSimulate(updateType, inputFrame, frameNumber);
return(playerFrameNumber);
}
internal void Apply(FrameSyncInput input, InputFrame i1, InputFrame i2)
{
//copy i1 to i2
SWBytes.CopyFull(i1.bytes, i2.bytes);
//let input reset
//important to reset triggers
input.InputJustCopied(i2.bytes);
//apply delta for each player
byte inputSize = input.Size;
SWConsole.Crit($"ApplyDelta delta frameNumber={frameNumber} {bytes.FullString()}");
while (bytes.DataLength > 0)
{
byte playerID = bytes.PopByte();
FrameSyncPlayer player = input.GetPlayer(playerID);
if (player == null)
{
SWConsole.Error($"InputFrameDelta Apply: player not found {playerID}");
}
byte offset = player.InputOffset;
SWBytes.Copy(bytes, i2.bytes, bytes.ReadIndex, offset, inputSize);
bytes.SkipRead(inputSize);
}
//reset read index
bytes.SetReadIndex(0);
//prepare bitarray
input.InputDeltaJustApplied(i2.bytes);
}
internal CompressedIntInputDataController(byte bitOffset, int min, int max, byte size, int defaultValue = 0) : base(bitOffset)
{
_min = min;
_max = max;
_nvalues = _max - _min + 1;
_size = size;
_defaultValue = defaultValue;
if (_defaultValue < _min || _defaultValue > _max)
{
SWConsole.Error($"Default value({_defaultValue}) should be between {_min} and {_max}. Using {_min} as the default value.");
_defaultValue = _min;
}
}
internal CompressedFloatInputDataController(byte bitOffset, Fix64 min, Fix64 max, Fix64 precision, byte size, Fix64 defaultValue, Func <Fix64, Fix64> predictionModifer) : base(bitOffset)
{
_min = min;
_max = max;
_precision = precision;
_nvalues = (int)((_max - _min) / precision) + 1;
_size = size;
_defaultValue = defaultValue;
_predictionModifier = predictionModifer;
if (_defaultValue < _min || _defaultValue > _max)
{
SWConsole.Error($"Default value({_defaultValue}) should be between {_min} and {_max}. Using {_min} as the default value.");
_defaultValue = _min;
}
}
public FrameSyncPlayer CreateOfflineGamePlayer()
{
if (_gameState != FrameSyncGameState.Default)
{
SWConsole.Error("SWFrameSyncGame: not allow to add players after starting the game");
return(null);
}
FrameSyncPlayer player = _input.CreatePlayer(_offlineGamePlayerID);
_offlineGamePlayerID++;
OnNewPlayerCreated(player);
return(player);
}
public static FrameSyncInputSetting CompressedIntInput(string name, int min, int max, int defaultValue)
{
if (min >= max)
{
SWConsole.Error("");
return(NullSetting);
}
FrameSyncInputSetting setting = new FrameSyncInputSetting();
setting._inputType = FrameSyncInputType.CompressedInt;
setting._name = name;
setting._bitSize = CompressedIntSize(min, max);
setting._minInt = min;
setting._maxInt = max;
setting._defaultValueInt = defaultValue;
return(setting);
}
public static FrameSyncInputSetting CompressedFloatInput(string name, Fix64 min, Fix64 max, Fix64 precision, Fix64 defaultValue, Func <Fix64, Fix64> predictionModifier)
{
if (min >= max)
{
SWConsole.Error("");
return(NullSetting);
}
FrameSyncInputSetting setting = new FrameSyncInputSetting();
setting._inputType = FrameSyncInputType.CompressedFloat;
setting._name = name;
setting._bitSize = CompressedFloatSize(min, max, precision);
setting._minFloat = min;
setting._maxFloat = max;
setting._precisionFloat = precision;
setting._defaultValueFloat = defaultValue;
setting._predictionModifier = predictionModifier;
return(setting);
}
public override Fix64 GetFloatValue(BitArray bitArray)
{
int result = 0;
for (int i = 0; i < _size; i++)
{
int index = _bitOffset + i;
bool bit = bitArray[index];
if (bit)
{
result |= 1 << i;
}
}
//min = -1.0
//max = 1.0
//precision = 0.5
//default = 0.0
//-1.0, -0.5, 0, 0.5, 1.0
// 0, 1, 2, 3, 4
//if result is greater than the max value
//the actual value = (result - number of values) * precision
//for example, for result 3, actual value = (3 - 5) * 0.5 = -2 * 0.5 = -1.0
Fix64 floatResult = (Fix64)result * _precision;
//is result valid?
if (result > _nvalues)
{
SWConsole.Error($"invalid result({result}): result={result} min={_min} max={_max} default={_defaultValue}");
floatResult = _defaultValue;
}
else if (floatResult > _max)
{
floatResult = (Fix64)(result - _nvalues) * _precision;
}
return(floatResult);
}