private void ApplyInputButtonBit(FPSInput input, string keyName, int bit)
{
if (Input.IsActionPressed(keyName))
{
input.buttons |= bit;
}
}
// Super basic test
public void ProcessMovement(FPSInput input, float delta)
{
debugSb.Clear();
ApplyRotations();
//Console.WriteLine($"Buttons {input.buttons} delta {delta}");
Vector3 inputDir = new Vector3();
if (input.isBitOn(FPSInput.BitMoveForward))
{
inputDir.z -= 1;
}
if (input.isBitOn(FPSInput.BitMoveBackward))
{
inputDir.z += 1;
}
if (input.isBitOn(FPSInput.BitMoveLeft))
{
inputDir.x -= 1;
}
if (input.isBitOn(FPSInput.BitMoveRight))
{
inputDir.x += 1;
}
float mouseMoveX = 0; // horizontal turn
float mouseMoveY = 0; // verticla turn
if (input.isBitOn(FPSInput.BitLookLeft))
{
mouseMoveX += KEYBOARD_TURN_DEGREES_PER_SECOND;
}
if (input.isBitOn(FPSInput.BitLookRight))
{
mouseMoveX -= KEYBOARD_TURN_DEGREES_PER_SECOND;
}
if (input.isBitOn(FPSInput.BitLookUp))
{
mouseMoveY += KEYBOARD_TURN_DEGREES_PER_SECOND;
}
if (input.isBitOn(FPSInput.BitLookDown))
{
mouseMoveY -= KEYBOARD_TURN_DEGREES_PER_SECOND;
}
yaw += mouseMoveX * delta;
pitch += mouseMoveY * delta;
// convert desired move to world axes
Transform t = _body.GlobalTransform;
Vector3 forward = t.basis.z;
Vector3 left = t.basis.x;
Vector3 runPush = Vector3.Zero;
runPush.x += forward.x * inputDir.z;
runPush.z += forward.z * inputDir.z;
runPush.x += left.x * inputDir.x;
runPush.z += left.z * inputDir.x;
runPush = runPush.Normalized();
// calculate horizontal move independently.
Vector3 horizontal = CalcVelocityQuakeStyle(
velocity, runPush, MOVE_SPEED, delta, true);
velocity.x = horizontal.x;
velocity.z = horizontal.z;
// Apply external push
Vector3 prevPosition = t.origin;
// Move!
Vector3 moveResult = _body.MoveAndSlide(velocity);
// record move info for next frame
lastMove = _body.GlobalTransform.origin - prevPosition;
lastDelta = delta;
debugSb.Append($"Pitch {pitch}\nyaw {yaw}\n");
debugSb.Append($"Prev delta {lastDelta}\n");
debugSb.Append($"Prev move {lastMove}\n");
debugSb.Append($"Velocity {velocity}\n");
debugSb.Append($"Run push {runPush}\n");
debugSb.Append($"Move spd {MOVE_SPEED} accel {MOVE_ACCELERATION}\n");
}
