private static void UpdateInputs(float deltaTime)
{
// Set old states.
oldScrollValue = scrollValue;
oldMouseState = MouseState;
oldKeyboardState = KeyboardState;
// Get current keyboard and mouse states.
KeyboardState = Keyboard.GetState();
MouseState = Mouse.GetState();
PressedChars.AddRange(oldPressedChars);
// Check key state capacities and move the key states into arrays.
OldKeys = oldKeyboardState.GetPressedKeys();
NewKeys = KeyboardState.GetPressedKeys();
for (int i = 0; i < NewKeys.Length; i++)
{
if (!OldKeys.Contains(NewKeys[i]))
{
PressedKeys.Add(NewKeys[i]);
}
}
// Set mouse properties.
LeftMouseDown = MouseState.LeftButton == ButtonState.Pressed;
RightMouseDown = MouseState.RightButton == ButtonState.Pressed;
MouseDown = LeftMouseDown || RightMouseDown;
LeftMouseClicked = oldMouseState.LeftButton == ButtonState.Released && LeftMouseDown;
RightMouseClicked = oldMouseState.RightButton == ButtonState.Released && RightMouseDown;
MouseClicked = LeftMouseClicked || RightMouseClicked;
LeftMouseReleased = oldMouseState.LeftButton == ButtonState.Pressed && !LeftMouseDown;
RightMouseReleased = oldMouseState.RightButton == ButtonState.Pressed && !RightMouseDown;
MouseReleased = LeftMouseReleased || RightMouseReleased;
// Set the scroll wheel state.
scrollValue = MouseState.ScrollWheelValue;
if (scrollValue > oldScrollValue)
{
MouseScrollValue = 1;
}
else if (scrollValue < oldScrollValue)
{
MouseScrollValue = -1;
}
else
{
MouseScrollValue = 0;
}
for (int i = 0; i < controllers.Length; i++)
{
controllers[i].Update(deltaTime);
}
}
/// <summary>
/// Updates the input system. Should be called once per frame.
/// </summary>
/// <param name="deltaTime">Time in seconds which has passed since the last frame.</param>
public static void Update(float deltaTime)
{
// TODO: Multiple gamepad support (local multiplayer).
// Check for capabilities each second. Reduces GC allocations.
if (curCapabilityTimer >= _CAPABILITY_CHECK_TIMER)
{
for (int i = 0; i < GamePadCapabilities.Length; i++)
{
GamePadCapabilities[i] = GamePad.GetCapabilities(i);
}
curCapabilityTimer = 0.0f;
}
else
{
curCapabilityTimer += deltaTime;
}
for (int i = 0; i < GamePadCapabilities.Length; i++)
{
GamePadStates[i] = GamePadCapabilities[i].IsConnected
? GamePad.GetState(i)
: default;
}
// Clear pressed keys.
PressedKeys.Clear();
PressedChars.Clear();
// Update inputs.
if (IsActive)
{
UpdateInputs(deltaTime);
}
// Clean-up for next frame.
oldScrollValue = scrollValue;
oldPressedChars.Clear();
}
