aego/examples/topdown/scripts/player/player.aes

package player

import (
	"aego/anim"
	"aego/input"
	"aego/math"
	"aego/settings"
)

// Hero moves with the left stick or WASD and lunges with its Sword towards the right stick, the mouse or the way it walks.
script Hero {
	@export
	var Sword NodeRef

	@export
	var Torch NodeRef

	@export
	var StepDust NodeRef

	@export(min=0)
	var Reach float = 0.8

	var facing Vec2 = Vec2{1, 0}
	var mouse Vec2
	var useMouse bool
	var hit int
	var footstep int

	func Ready() {
		mouse = input.MousePos()
		hit = anim.EventID("Hit")
		footstep = anim.EventID("Footstep")
	}

	func FixedUpdate(dt float) {
		move := Vec2{input.Axis("MoveX"), input.Axis("MoveY")}
		node.Get<Motion2D>().MoveDir(move)
		a := node.Get<Animator>()
		a.SetFloat("Speed", math.Length(move))
		a.RootScale = facing
		if input.Pressed("Attack") {
			a.SetTrigger("Attack")
		}
	}

	func OnAnimEvent(id int, payload float) {
		if id == footstep && StepDust != nil && StepDust.IsAlive() {
			StepDust.Get<ParticleSystem2D>().Burst(2)
		}
		if id == hit {
			Sword.Get<Hitbox2D>().Pulse()
		}
	}

	func Update(dt float) {
		move := Vec2{input.Axis("MoveX"), input.Axis("MoveY")}
		aim := Vec2{input.Axis("AimX"), input.Axis("AimY")}
		p := input.MousePos()
		if math.Dist(p, mouse) > 2 {
			mouse = p
			useMouse = true
		}
		if math.Length(aim) > 0.3 {
			facing = math.Normalize(aim)
			useMouse = false
		} else if useMouse {
			to := input.MouseWorld() - node.WorldPosition()
			if math.Length(to) > 0.2 {
				facing = math.Normalize(to)
			}
		} else if math.Length(move) > 0.1 {
			facing = math.Normalize(move)
		}
		Sword.SetPosition(facing * Reach)
		angle := math.Angle(facing)
		Sword.SetRotation(angle)
		if Torch != nil {
			Torch.SetRotation(angle)
		}
		if input.Pressed("Pause") {
			settings.OpenView()
		}
	}
}