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Knockback tag implementation

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This commit is contained in:
Zenny
2024-09-18 16:45:00 -07:00
parent 884f283ead
commit d5c81d6587
11 changed files with 34 additions and 51 deletions
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19
src/enemy/Enemy.cs
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@@ -6,7 +6,7 @@ using Godot;
namespace GameJamDungeon;
public interface IEnemy : ICharacterBody3D
public interface IEnemy : IRigidBody3D
{
public IEnemyLogic EnemyLogic { get; }
@@ -22,7 +22,7 @@ public interface IEnemy : ICharacterBody3D
}
[Meta(typeof(IAutoNode))]
public partial class Enemy : CharacterBody3D, IEnemy, IProvide<IEnemyLogic>
public partial class Enemy : RigidBody3D, IEnemy, IProvide<IEnemyLogic>
{
public override void _Notification(int what) => this.Notify(what);
@@ -69,6 +69,9 @@ public partial class Enemy : CharacterBody3D, IEnemy, IProvide<IEnemyLogic>
private const string ATTACK_FORWARD = "attack";
private float _knockbackStrength = 0.0f;
private Vector3 _knockbackDirection = Vector3.Zero;
public void Setup()
{
EnemyLogic = new EnemyLogic();
@@ -128,7 +131,8 @@ public partial class Enemy : CharacterBody3D, IEnemy, IProvide<IEnemyLogic>
.Handle((in EnemyLogic.Output.MovementComputed output) =>
{
RotateEnemy(-GameRepo.PlayerGlobalTransform.Value.Basis.Z);
MoveAndSlide();
_knockbackStrength = _knockbackStrength * 0.9f;
MoveAndCollide(output.LinearVelocity + (_knockbackDirection * _knockbackStrength));
})
.Handle((in EnemyLogic.Output.HitByPlayer output) =>
{
@@ -138,6 +142,11 @@ public partial class Enemy : CharacterBody3D, IEnemy, IProvide<IEnemyLogic>
// TODO: Make this an event to notify game that player hit someone
if (GameRepo.PlayerData.Inventory.EquippedWeapon.Value.WeaponStats.WeaponTags.Contains(WeaponTag.SelfDamage))
GameRepo.PlayerData.SetCurrentHP(GameRepo.PlayerData.CurrentHP.Value - 5);
if (GameRepo.PlayerData.Inventory.EquippedWeapon.Value.WeaponStats.WeaponTags.Contains(WeaponTag.Knockback))
{
_knockbackDirection = -GameRepo.PlayerGlobalTransform.Value.Basis.Z.Normalized();
_knockbackStrength = 0.3f;
}
})
.Handle((in EnemyLogic.Output.Attack _) =>
{
@@ -265,9 +274,9 @@ public partial class Enemy : CharacterBody3D, IEnemy, IProvide<IEnemyLogic>
AnimationTree.Get("parameters/playback").As<AnimationNodeStateMachinePlayback>().Travel("idle_back_walk");
else
{
// If the dot product of the perpendicular dot product is positive (up to 1), the enemy is facing to the left (since it's mirrored).
// If the dot product of the perpendicular direction is positive (up to 1), the enemy is facing to the left (since it's mirrored).
AnimatedSprite.FlipH = leftDotProduct > 0;
// Check is side facing. If the dot product is close to zero in the positive or negative direction, its close to the threshold for turning.
// Check if side facing. If the dot product is close to zero in the positive or negative direction, its close to the threshold for turning.
if (Mathf.Abs(forwardDotProduct) < rotateLowerThreshold)
AnimationTree.Get("parameters/playback").As<AnimationNodeStateMachinePlayback>().Travel("idle_left_walk");
}