public int GetButtonState(InputFrame inputFrame, bool input, bool lastInput)
{
int buttonState;
if (input)
{
if (lastInput)
{
buttonState = 3; //held
}
else
{
buttonState = 0; //pressed
inputFrame.isSpecialFrame = true;
}
}
else
{
if (lastInput)
{
buttonState = 1; //released
inputFrame.isSpecialFrame = true;
}
else
{
buttonState = 4; //up
}
}
return(buttonState);
}
public InputViewModel(InputFrame input)
{
aChecked = input.a;
bChecked = input.b;
cChecked = input.c;
dChecked = input.d;
}
public void ConstructInputs(ObservableCollection <InputFrame>[] inputLists)
{
//This is the real magic
//ba4 = new byte[] { 0x00, 0xFF, 0x00, 0xFF, 0x00, 0xFF, 0x00, 0xFF };
for (int whichPlayer = 0; whichPlayer < inputLists.Count(); whichPlayer++)
{
//construct unique inputs list
int durationCounter = 0;
ObservableCollection <InputFrame> inputList = inputLists[whichPlayer];
ObservableCollection <InputFrame> uniqueInputs = new ObservableCollection <InputFrame>();
//initialize first input states
InputFrame lastInput = new InputFrame(inputList[0].direction, inputList[0].a, inputList[0].b, inputList[0].c, inputList[0].d);
lastInput.aState = GetButtonState(lastInput, lastInput.a, false);
lastInput.bState = GetButtonState(lastInput, lastInput.b, false);
lastInput.cState = GetButtonState(lastInput, lastInput.c, false);
lastInput.dState = GetButtonState(lastInput, lastInput.d, false);
for (int index = 0; index < inputList.Count; index++)
{
InputFrame input = inputList[index];
//if any raw input has changed, or if the last frame was a one-off special case
bool inputChanged = (((input.direction != lastInput.direction) || (input.a != lastInput.a) || (input.b != lastInput.b) || (input.c != lastInput.c) || (input.d != lastInput.d) || lastInput.isSpecialFrame) && durationCounter < 255 && index != 0);
if (inputChanged)
{
lastInput.counter = durationCounter;
input.aState = GetButtonState(input, input.a, lastInput.a);
input.bState = GetButtonState(input, input.b, lastInput.b);
input.cState = GetButtonState(input, input.c, lastInput.c);
input.dState = GetButtonState(input, input.d, lastInput.d);
uniqueInputs.Add(lastInput);
lastInput = input;
durationCounter = 1;
}
else
{
durationCounter++;
}
if (index == (inputList.Count - 1))
{
//Write the final input
lastInput = uniqueInputs[uniqueInputs.Count - 1];
input.counter = durationCounter;
input.aState = GetButtonState(input, input.a, lastInput.a);
input.bState = GetButtonState(input, input.b, lastInput.b);
input.cState = GetButtonState(input, input.c, lastInput.c);
input.dState = GetButtonState(input, input.d, lastInput.d);
uniqueInputs.Add(input);
}
}
//convert unique inputs into bytes
//hacks
if (whichPlayer == 0)
{
ba4 = new byte[(uniqueInputs.Count * 6) + 1];
for (int index = 0; index < uniqueInputs.Count; index++)
{
int offset = index * 6;
InputFrame input = uniqueInputs[index];
ba4[offset + 0] = Convert.ToByte(input.counter);
ba4[offset + 1] = Convert.ToByte(input.direction);
ba4[offset + 2] = Convert.ToByte(input.aState);
ba4[offset + 3] = Convert.ToByte(input.bState);
ba4[offset + 4] = Convert.ToByte(input.cState);
ba4[offset + 5] = Convert.ToByte(input.dState);
}
//terminate the input data with 0x00
ba4[ba4.Length - 1] = 0x00;
}
else if (whichPlayer == 1)
{
ba4andHalf = new byte[(uniqueInputs.Count * 6) + 1];
for (int index = 0; index < uniqueInputs.Count; index++)
{
int offset = index * 6;
InputFrame input = uniqueInputs[index];
ba4andHalf[offset + 0] = Convert.ToByte(input.counter);
ba4andHalf[offset + 1] = Convert.ToByte(input.direction);
ba4andHalf[offset + 2] = Convert.ToByte(input.aState);
ba4andHalf[offset + 3] = Convert.ToByte(input.bState);
ba4andHalf[offset + 4] = Convert.ToByte(input.cState);
ba4andHalf[offset + 5] = Convert.ToByte(input.dState);
}
//terminate the input data with 0x00
ba4[ba4.Length - 1] = 0x00;
}
}
byte[] ba4copy = ba4;
ba4 = new byte[ba4.Length + ba4andHalf.Length];
System.Buffer.BlockCopy(ba4copy, 0, ba4, 0, ba4copy.Length);
System.Buffer.BlockCopy(ba4andHalf, 0, ba4, ba4copy.Length, ba4andHalf.Length);
}