quack2/data/scripts/classes/player.lua

local Vector3 = require("types.vector3")
local util = require("util")
local Signal = require("types.signal")

local Player = {
  position = Vector3(0, 1, 0),
  velocity = Vector3(),

  speed = 0.07,
  mouse_sensitivity = 0.01,

  yaw = 0,
  yaw_speed = 0.05,

  ThrowPressed = Signal.new(),
}

function Player:tick(ctx)
  input_action{name = "left", control = "A"}
  input_action{name = "right", control = "D"}
  input_action{name = "forward", control = "W"}
  input_action{name = "back", control = "S"}

  input_action{name = "throw", control = "SPACE"}

  local camera_forward = Vector3(draw_camera_from_principal_axes(self).direction)
  camera_forward.y = 0
  camera_forward = camera_forward:normalized()
  local camera_right = camera_forward:cross(Vector3.UP)

  local forward_input = util.b2n(input_action_pressed{name = "forward"}) - util.b2n(input_action_pressed{name = "back"})
  local strafe_input = util.b2n(input_action_pressed{name = "right"}) - util.b2n(input_action_pressed{name = "left"})

  local direction = ((camera_forward * forward_input) + (camera_right * strafe_input)):normalized()
  self.velocity = direction * self.speed

  if input_action_just_pressed{name = "throw"} then
    self.ThrowPressed:emit(self.position:copy(), camera_forward:copy())
  end

  if ctx.mouse_capture then
    self.yaw = self.yaw + self.mouse_sensitivity * ctx.mouse_movement.x
  end

  self.position = self.position + self.velocity
end

return Player