BizHawk/BizHawk.Emulation.Cores/Consoles/Nintendo/N64/N64Input.cs

176 lines
6.3 KiB
C#

using BizHawk.Emulation.Common;
using BizHawk.Emulation.Cores.Nintendo.N64.NativeApi;
namespace BizHawk.Emulation.Cores.Nintendo.N64
{
internal class N64Input
{
private mupen64plusInputApi api;
public CoreComm CoreComm { get; private set; }
public IController Controller { get; set; }
public bool LastFrameInputPolled { get; set; }
public bool ThisFrameInputPolled { get; set; }
public ControllerDefinition ControllerDefinition { get { return N64ControllerDefinition; } }
public static readonly ControllerDefinition N64ControllerDefinition = new ControllerDefinition
{
Name = "Nintento 64 Controller",
BoolButtons =
{
"P1 A Up", "P1 A Down", "P1 A Left", "P1 A Right", "P1 DPad U", "P1 DPad D", "P1 DPad L", "P1 DPad R", "P1 Start", "P1 Z", "P1 B", "P1 A", "P1 C Up", "P1 C Down", "P1 C Right", "P1 C Left", "P1 L", "P1 R",
//"P2 A Up", "P2 A Down", "P2 A Left", "P2 A Right", "P2 DPad U", "P2 DPad D", "P2 DPad L", "P2 DPad R", "P2 Start", "P2 Z", "P2 B", "P2 A", "P2 C Up", "P2 C Down", "P2 C Right", "P2 C Left", "P2 L", "P2 R",
//"P3 A Up", "P3 A Down", "P3 A Left", "P3 A Right", "P3 DPad U", "P3 DPad D", "P3 DPad L", "P3 DPad R", "P3 Start", "P3 Z", "P3 B", "P3 A", "P3 C Up", "P3 C Down", "P3 C Right", "P3 C Left", "P3 L", "P3 R",
//"P4 A Up", "P4 A Down", "P4 A Left", "P4 A Right", "P4 DPad U", "P4 DPad D", "P4 DPad L", "P4 DPad R", "P4 Start", "P4 Z", "P4 B", "P4 A", "P4 C Up", "P4 C Down", "P4 C Right", "P4 C Left", "P4 L", "P4 R",
"Reset", "Power"
},
FloatControls =
{
"P1 X Axis", "P1 Y Axis",
//"P2 X Axis", "P2 Y Axis",
//"P3 X Axis", "P3 Y Axis",
//"P4 X Axis", "P4 Y Axis"
},
FloatRanges =
{
new[] {-128.0f, 0.0f, 127.0f},
new[] {127.0f, 0.0f, -128.0f},
new[] {-128.0f, 0.0f, 127.0f},
new[] {127.0f, 0.0f, -128.0f},
new[] {-128.0f, 0.0f, 127.0f},
new[] {127.0f, 0.0f, -128.0f},
new[] {-128.0f, 0.0f, 127.0f},
new[] {127.0f, 0.0f, -128.0f}
},
AxisConstraints =
{
new ControllerDefinition.AxisConstraint { Class = "Natural Circle", Type = ControllerDefinition.AxisConstraintType.Circular, Params = new object[] {"P1 X Axis", "P1 Y Axis", 127.0f} }
}
};
private readonly IInputPollable _emuCore;
public N64Input(IInputPollable emuCore, mupen64plusApi core, CoreComm comm, N64SyncSettings.N64ControllerSettings[] controllerSettings)
{
_emuCore = emuCore;
api = new mupen64plusInputApi(core);
CoreComm = comm;
api.SetM64PInputCallback(new mupen64plusInputApi.InputCallback(GetControllerInput));
core.VInterrupt += ShiftInputPolledBools;
for (int i = 0; i < controllerSettings.Length; ++i)
{
SetControllerConnected(i, controllerSettings[i].IsConnected);
SetControllerPakType(i, controllerSettings[i].PakType);
}
}
public void ShiftInputPolledBools()
{
LastFrameInputPolled = ThisFrameInputPolled;
ThisFrameInputPolled = false;
}
private const sbyte _maxAnalogX = 127;
private const sbyte _minAnalogX = -127;
private const sbyte _maxAnalogY = 127;
private const sbyte _minAnalogY = -127;
/// <summary>
/// Translates controller input from EmuHawk into
/// N64 controller data
/// </summary>
/// <param name="i">Id of controller to update and shove</param>
public int GetControllerInput(int i)
{
_emuCore.InputCallbacks.Call();
ThisFrameInputPolled = true;
// Analog stick right = +X
// Analog stick up = +Y
string p = "P" + (i + 1);
sbyte x;
if (Controller.IsPressed(p + " A Left"))
{
x = _minAnalogX;
}
else if (Controller.IsPressed(p + " A Right"))
{
x = _maxAnalogX;
}
else
{
x = (sbyte)Controller.GetFloat(p + " X Axis");
}
sbyte y;
if (Controller.IsPressed(p + " A Up"))
{
y = _maxAnalogY;
}
else if (Controller.IsPressed(p + " A Down"))
{
y = _minAnalogY;
}
else
{
y = (sbyte)Controller.GetFloat(p + " Y Axis");
}
int value = ReadController(i + 1);
value |= (x & 0xFF) << 16;
value |= (y & 0xFF) << 24;
return value;
}
/// <summary>
/// Read all buttons from a controller and translate them
/// into a form the N64 understands
/// </summary>
/// <param name="num">Number of controller to translate</param>
/// <returns>Bitlist of pressed buttons</returns>
public int ReadController(int num)
{
int buttons = 0;
if (Controller.IsPressed("P" + num + " DPad R")) buttons |= (1 << 0);
if (Controller.IsPressed("P" + num + " DPad L")) buttons |= (1 << 1);
if (Controller.IsPressed("P" + num + " DPad D")) buttons |= (1 << 2);
if (Controller.IsPressed("P" + num + " DPad U")) buttons |= (1 << 3);
if (Controller.IsPressed("P" + num + " Start")) buttons |= (1 << 4);
if (Controller.IsPressed("P" + num + " Z")) buttons |= (1 << 5);
if (Controller.IsPressed("P" + num + " B")) buttons |= (1 << 6);
if (Controller.IsPressed("P" + num + " A")) buttons |= (1 << 7);
if (Controller.IsPressed("P" + num + " C Right")) buttons |= (1 << 8);
if (Controller.IsPressed("P" + num + " C Left")) buttons |= (1 << 9);
if (Controller.IsPressed("P" + num + " C Down")) buttons |= (1 << 10);
if (Controller.IsPressed("P" + num + " C Up")) buttons |= (1 << 11);
if (Controller.IsPressed("P" + num + " R")) buttons |= (1 << 12);
if (Controller.IsPressed("P" + num + " L")) buttons |= (1 << 13);
return buttons;
}
/// <summary>
/// Sets the controller pak of the controller to the specified type
/// </summary>
/// <param name="controller">Id of the controller</param>
/// <param name="type">Type to which the controller pak is set. Currently only NO_PAK and MEMORY_CARD are supported</param>
public void SetControllerPakType(int controller, N64SyncSettings.N64ControllerSettings.N64ControllerPakType type)
{
api.SetM64PControllerPakType(controller, type);
}
/// <summary>
/// Sets the connection status of the controller
/// </summary>
/// <param name="controller">Id of the controller to connect or disconnect</param>
/// <param name="connectionStatus">New status of the controller connection</param>
public void SetControllerConnected(int controller, bool connectionStatus)
{
api.SetM64PControllerConnected(controller, connectionStatus);
}
}
}