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MoonWorks
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input refactor

pull/14/head
cosmonaut 2021-01-22 14:41:34 -08:00
parent 12c5f37ae9
commit a3307c0066
7 changed files with 102 additions and 127 deletions
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7
src/Graphics/Utility/Conversions.cs
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@ -1,4 +1,4 @@
namespace MoonWorks.Graphics namespace MoonWorks
{ {
public static class Conversions public static class Conversions
{ {
@ -6,5 +6,10 @@ namespace MoonWorks.Graphics
{ {
return (byte)(b ? 1 : 0); return (byte)(b ? 1 : 0);
} }
public static bool ByteToBool(byte b)
{
return b == 0 ? false : true;
}
} }
} }

39
src/Input/ButtonState.cs
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@ -1,18 +1,31 @@
namespace MoonWorks.Input namespace MoonWorks.Input
{ {
public enum ButtonState public class ButtonState
{ {
/// <summary> private ButtonStatus ButtonStatus { get; set; }
/// Indicates that the input is not pressed.
/// </summary> public bool IsPressed => ButtonStatus == ButtonStatus.Pressed;
Released, public bool IsHeld => ButtonStatus == ButtonStatus.Held;
/// <summary> public bool IsDown => ButtonStatus == ButtonStatus.Pressed || ButtonStatus == ButtonStatus.Held;
/// Indicates that the input was pressed this frame. public bool IsReleased => ButtonStatus == ButtonStatus.Released;
/// </summary>
Pressed, internal void Update(bool isPressed)
/// <summary> {
/// Indicates that the input has been held for multiple frames. if (isPressed)
/// </summary> {
Held if (ButtonStatus == ButtonStatus.Pressed)
{
ButtonStatus = ButtonStatus.Held;
}
else if (ButtonStatus == ButtonStatus.Released)
{
ButtonStatus = ButtonStatus.Pressed;
}
}
else
{
ButtonStatus = ButtonStatus.Released;
}
}
} }
} }

18
src/Input/ButtonStatus.cs Normal file
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@ -0,0 +1,18 @@
namespace MoonWorks.Input
{
internal enum ButtonStatus
{
/// <summary>
/// Indicates that the input is not pressed.
/// </summary>
Released,
/// <summary>
/// Indicates that the input was pressed this frame.
/// </summary>
Pressed,
/// <summary>
/// Indicates that the input has been held for multiple frames.
/// </summary>
Held
}
}

78
src/Input/Gamepad.cs
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@ -7,21 +7,21 @@ namespace MoonWorks.Input
{ {
internal IntPtr Handle; internal IntPtr Handle;
public ButtonState A { get; private set; } public ButtonState A { get; } = new ButtonState();
public ButtonState B { get; private set; } public ButtonState B { get; } = new ButtonState();
public ButtonState X { get; private set; } public ButtonState X { get; } = new ButtonState();
public ButtonState Y { get; private set; } public ButtonState Y { get; } = new ButtonState();
public ButtonState Back { get; private set; } public ButtonState Back { get; } = new ButtonState();
public ButtonState Guide { get; private set; } public ButtonState Guide { get; } = new ButtonState();
public ButtonState Start { get; private set; } public ButtonState Start { get; } = new ButtonState();
public ButtonState LeftStick { get; private set; } public ButtonState LeftStick { get; } = new ButtonState();
public ButtonState RightStick { get; private set; } public ButtonState RightStick { get; } = new ButtonState();
public ButtonState LeftShoulder { get; private set; } public ButtonState LeftShoulder { get; } = new ButtonState();
public ButtonState RightShoulder { get; private set; } public ButtonState RightShoulder { get; } = new ButtonState();
public ButtonState DpadUp { get; private set; } public ButtonState DpadUp { get; } = new ButtonState();
public ButtonState DpadDown { get; private set; } public ButtonState DpadDown { get; } = new ButtonState();
public ButtonState DpadLeft { get; private set; } public ButtonState DpadLeft { get; } = new ButtonState();
public ButtonState DpadRight { get; private set; } public ButtonState DpadRight { get; } = new ButtonState();
public float LeftX { get; private set; } public float LeftX { get; private set; }
public float LeftY { get; private set; } public float LeftY { get; private set; }
@ -37,21 +37,21 @@ namespace MoonWorks.Input
internal void Update() internal void Update()
{ {
A = UpdateState(A, SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_A); A.Update(IsPressed(SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_A));
B = UpdateState(B, SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_B); B.Update(IsPressed(SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_B));
X = UpdateState(X, SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_X); X.Update(IsPressed(SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_X));
Y = UpdateState(Y, SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_Y); Y.Update(IsPressed(SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_Y));
Back = UpdateState(Back, SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_BACK); Back.Update(IsPressed(SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_BACK));
Guide = UpdateState(Guide, SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_GUIDE); Guide.Update(IsPressed(SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_GUIDE));
Start = UpdateState(Start, SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_START); Start.Update(IsPressed(SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_START));
LeftStick = UpdateState(LeftStick, SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_LEFTSTICK); LeftStick.Update(IsPressed(SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_LEFTSTICK));
RightStick = UpdateState(RightStick, SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_RIGHTSTICK); RightStick.Update(IsPressed(SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_RIGHTSTICK));
LeftShoulder = UpdateState(LeftShoulder, SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_LEFTSHOULDER); LeftShoulder.Update(IsPressed(SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_LEFTSHOULDER));
RightShoulder = UpdateState(RightShoulder, SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_RIGHTSHOULDER); RightShoulder.Update(IsPressed(SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_RIGHTSHOULDER));
DpadUp = UpdateState(DpadUp, SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_DPAD_UP); DpadUp.Update(IsPressed(SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_DPAD_UP));
DpadDown = UpdateState(DpadDown, SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_DPAD_DOWN); DpadDown.Update(IsPressed(SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_DPAD_DOWN));
DpadLeft = UpdateState(DpadLeft, SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_DPAD_LEFT); DpadLeft.Update(IsPressed(SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_DPAD_LEFT));
DpadRight = UpdateState(DpadRight, SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_DPAD_RIGHT); DpadRight.Update(IsPressed(SDL.SDL_GameControllerButton.SDL_CONTROLLER_BUTTON_DPAD_RIGHT));
LeftX = UpdateAxis(SDL.SDL_GameControllerAxis.SDL_CONTROLLER_AXIS_LEFTX); LeftX = UpdateAxis(SDL.SDL_GameControllerAxis.SDL_CONTROLLER_AXIS_LEFTX);
LeftY = UpdateAxis(SDL.SDL_GameControllerAxis.SDL_CONTROLLER_AXIS_LEFTY); LeftY = UpdateAxis(SDL.SDL_GameControllerAxis.SDL_CONTROLLER_AXIS_LEFTY);
@ -61,23 +61,9 @@ namespace MoonWorks.Input
TriggerRight = UpdateTrigger(SDL.SDL_GameControllerAxis.SDL_CONTROLLER_AXIS_TRIGGERRIGHT); TriggerRight = UpdateTrigger(SDL.SDL_GameControllerAxis.SDL_CONTROLLER_AXIS_TRIGGERRIGHT);
} }
private ButtonState UpdateState(ButtonState state, SDL.SDL_GameControllerButton button) private bool IsPressed(SDL.SDL_GameControllerButton button)
{ {
var isPressed = SDL.SDL_GameControllerGetButton(Handle, button); return MoonWorks.Conversions.ByteToBool(SDL.SDL_GameControllerGetButton(Handle, button));
if (isPressed == 1)
{
if (state == ButtonState.Pressed)
{
return ButtonState.Held;
}
else if (state == ButtonState.Released)
{
return ButtonState.Pressed;
}
}
return ButtonState.Released;
} }
private float UpdateAxis(SDL.SDL_GameControllerAxis axis) private float UpdateAxis(SDL.SDL_GameControllerAxis axis)

14
src/Input/Key.cs
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@ -1,14 +0,0 @@
namespace MoonWorks.Input
{
internal class Key
{
public Keycode Keycode { get; }
public ButtonState InputState { get; internal set; }
public Key(Keycode keycode)
{
Keycode = keycode;
InputState = ButtonState.Released;
}
}
}

37
src/Input/Keyboard.cs
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@ -6,17 +6,17 @@ namespace MoonWorks.Input
{ {
public class Keyboard public class Keyboard
{ {
private Key[] Keys { get; } private ButtonState[] Keys { get; }
private int numKeys; private int numKeys;
internal Keyboard() internal Keyboard()
{ {
SDL.SDL_GetKeyboardState(out numKeys); SDL.SDL_GetKeyboardState(out numKeys);
Keys = new Key[numKeys]; Keys = new ButtonState[numKeys];
foreach (Keycode keycode in Enum.GetValues(typeof(Keycode))) foreach (Keycode keycode in Enum.GetValues(typeof(Keycode)))
{ {
Keys[(int)keycode] = new Key(keycode); Keys[(int)keycode] = new ButtonState();
} }
} }
@ -27,47 +27,28 @@ namespace MoonWorks.Input
foreach (int keycode in Enum.GetValues(typeof(Keycode))) foreach (int keycode in Enum.GetValues(typeof(Keycode)))
{ {
var keyDown = Marshal.ReadByte(keyboardState, keycode); var keyDown = Marshal.ReadByte(keyboardState, keycode);
Keys[keycode].Update(Conversions.ByteToBool(keyDown));
if (keyDown == 1)
{
if (Keys[keycode].InputState == ButtonState.Released)
{
Keys[keycode].InputState = ButtonState.Pressed;
}
else if (Keys[keycode].InputState == ButtonState.Pressed)
{
Keys[keycode].InputState = ButtonState.Held;
}
}
else
{
Keys[keycode].InputState = ButtonState.Released;
}
} }
} }
public bool IsDown(Keycode keycode) public bool IsDown(Keycode keycode)
{ {
var key = Keys[(int)keycode]; return Keys[(int)keycode].IsDown;
return (key.InputState == ButtonState.Pressed) || (key.InputState == ButtonState.Held);
} }
public bool IsPressed(Keycode keycode) public bool IsPressed(Keycode keycode)
{ {
var key = Keys[(int)keycode]; return Keys[(int)keycode].IsPressed;
return key.InputState == ButtonState.Pressed;
} }
public bool IsHeld(Keycode keycode) public bool IsHeld(Keycode keycode)
{ {
var key = Keys[(int)keycode]; return Keys[(int)keycode].IsHeld;
return key.InputState == ButtonState.Held;
} }
public bool IsUp(Keycode keycode) public bool IsReleased(Keycode keycode)
{ {
var key = Keys[(int)keycode]; return Keys[(int)keycode].IsReleased;
return key.InputState == ButtonState.Released;
} }
} }
} }

36
src/Input/Mouse.cs
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@ -4,9 +4,9 @@ namespace MoonWorks.Input
{ {
public class Mouse public class Mouse
{ {
public ButtonState LeftButton { get; private set; } public ButtonState LeftButton { get; } = new ButtonState();
public ButtonState MiddleButton { get; private set; } public ButtonState MiddleButton { get; } = new ButtonState();
public ButtonState RightButton { get; private set; } public ButtonState RightButton { get; } = new ButtonState();
public int X { get; private set; } public int X { get; private set; }
public int Y { get; private set; } public int Y { get; private set; }
@ -21,8 +21,8 @@ namespace MoonWorks.Input
{ {
relativeMode = value; relativeMode = value;
SDL.SDL_SetRelativeMouseMode( SDL.SDL_SetRelativeMouseMode(
relativeMode ? relativeMode ?
SDL.SDL_bool.SDL_TRUE : SDL.SDL_bool.SDL_TRUE :
SDL.SDL_bool.SDL_FALSE SDL.SDL_bool.SDL_FALSE
); );
} }
@ -30,7 +30,7 @@ namespace MoonWorks.Input
internal void Update() internal void Update()
{ {
var buttons = SDL.SDL_GetMouseState(out var x, out var y); var buttonMask = SDL.SDL_GetMouseState(out var x, out var y);
var _ = SDL.SDL_GetRelativeMouseState(out var deltaX, out var deltaY); var _ = SDL.SDL_GetRelativeMouseState(out var deltaX, out var deltaY);
X = x; X = x;
@ -38,28 +38,14 @@ namespace MoonWorks.Input
DeltaX = deltaX; DeltaX = deltaX;
DeltaY = deltaY; DeltaY = deltaY;
LeftButton = UpdateState(LeftButton, buttons, SDL.SDL_BUTTON_LMASK); LeftButton.Update(IsPressed(buttonMask, SDL.SDL_BUTTON_LMASK));
MiddleButton = UpdateState(MiddleButton, buttons, SDL.SDL_BUTTON_MMASK); MiddleButton.Update(IsPressed(buttonMask, SDL.SDL_BUTTON_MMASK));
RightButton = UpdateState(RightButton, buttons, SDL.SDL_BUTTON_RMASK); RightButton.Update(IsPressed(buttonMask, SDL.SDL_BUTTON_RMASK));
} }
private ButtonState UpdateState(ButtonState state, uint buttonMask, uint buttonFlag) private bool IsPressed(uint buttonMask, uint buttonFlag)
{ {
var isPressed = buttonMask & buttonFlag; return (buttonMask & buttonFlag) != 0;
if (isPressed != 0)
{
if (state == ButtonState.Pressed)
{
return ButtonState.Held;
}
else if (state == ButtonState.Released)
{
return ButtonState.Pressed;
}
}
return ButtonState.Released;
} }
} }
} }