feat: Implement core game mechanics including player, enemies, bullets, HUD, and level setup.

scenes/ammo_pickup.tscn

@@ -0,0 +1,18 @@
+[gd_scene load_steps=4 format=3 uid="uid://mmopickup123"]
+
+[ext_resource type="Script" path="res://scripts/ammo_pickup.gd" id="1_pickup"]
+[ext_resource type="Texture2D" uid="uid://ddmjl3yshqcjw" path="res://icon.svg" id="2_icon"]
+
+[sub_resource type="RectangleShape2D" id="RectangleShape2D_pickup"]
+size = Vector2(32, 32)
+
+[node name="AmmoPickup" type="Area2D"]
+script = ExtResource("1_pickup")
+
+[node name="Sprite2D" type="Sprite2D" parent="."]
+modulate = Color(0, 1, 0, 1)
+scale = Vector2(0.25, 0.25)
+texture = ExtResource("2_icon")
+
+[node name="CollisionShape2D" type="CollisionShape2D" parent="."]
+shape = SubResource("RectangleShape2D_pickup")

scenes/bullet.tscn

@@ -0,0 +1,17 @@
+[gd_scene load_steps=4 format=3 uid="uid://b6x4y208a1b2c"]
+
+[ext_resource type="Script" path="res://scripts/bullet.gd" id="1_bullet"]
+[ext_resource type="Texture2D" uid="uid://ddmjl3yshqcjw" path="res://icon.svg" id="2_icon"]
+
+[sub_resource type="RectangleShape2D" id="RectangleShape2D_1"]
+size = Vector2(16, 16)
+
+[node name="Bullet" type="Area2D"]
+script = ExtResource("1_bullet")
+
+[node name="Sprite2D" type="Sprite2D" parent="."]
+scale = Vector2(0.2, 0.2)
+texture = ExtResource("2_icon")
+
+[node name="CollisionShape2D" type="CollisionShape2D" parent="."]
+shape = SubResource("RectangleShape2D_1")

scenes/bullet_ap.tscn

@@ -0,0 +1,20 @@
+[gd_scene load_steps=4 format=3 uid="uid://bulletap12345"]
+
+[ext_resource type="Script" path="res://scripts/bullet.gd" id="1_bullet"]
+[ext_resource type="Texture2D" uid="uid://ddmjl3yshqcjw" path="res://icon.svg" id="2_icon"]
+
+[sub_resource type="RectangleShape2D" id="RectangleShape2D_1"]
+size = Vector2(16, 16)
+
+[node name="BulletAP" type="Area2D"]
+script = ExtResource("1_bullet")
+speed = 700.0
+damage = 50.0
+ammo_type = 0
+
+[node name="Sprite2D" type="Sprite2D" parent="."]
+scale = Vector2(0.2, 0.2)
+texture = ExtResource("2_icon")
+
+[node name="CollisionShape2D" type="CollisionShape2D" parent="."]
+shape = SubResource("RectangleShape2D_1")

scenes/bullet_he.tscn

@@ -0,0 +1,21 @@
+[gd_scene load_steps=4 format=3 uid="uid://bullethe68aa0"]
+
+[ext_resource type="Script" path="res://scripts/bullet.gd" id="1_bullet"]
+[ext_resource type="Texture2D" uid="uid://ddmjl3yshqcjw" path="res://icon.svg" id="2_icon"]
+
+[sub_resource type="RectangleShape2D" id="RectangleShape2D_1"]
+size = Vector2(20, 20)
+
+[node name="BulletHE" type="Area2D"]
+script = ExtResource("1_bullet")
+speed = 400.0
+damage = 20.0
+ammo_type = 1
+
+[node name="Sprite2D" type="Sprite2D" parent="."]
+modulate = Color(1, 0, 0, 1)
+scale = Vector2(0.25, 0.25)
+texture = ExtResource("2_icon")
+
+[node name="CollisionShape2D" type="CollisionShape2D" parent="."]
+shape = SubResource("RectangleShape2D_1")

scenes/enemy.tscn

@@ -0,0 +1,33 @@
+[gd_scene load_steps=5 format=3 uid="uid://enemy1234567"]
+
+[ext_resource type="Script" path="res://scripts/enemy.gd" id="1_enemy"]
+[ext_resource type="Texture2D" uid="uid://bxvveyvfp8gmq" path="res://assets/cat_tank_hull.png" id="2_hull"]
+[ext_resource type="Texture2D" uid="uid://ddktwa3t2dnlv" path="res://assets/cat_tank_turret.png" id="3_turret"]
+
+[sub_resource type="CircleShape2D" id="CircleShape2D_enemy"]
+radius = 24.0
+
+[node name="Enemy" type="CharacterBody2D"]
+script = ExtResource("1_enemy")
+
+[node name="Sprite2D" type="Sprite2D" parent="."]
+modulate = Color(1, 0.5, 0.5, 1)
+rotation = 1.5707964
+texture = ExtResource("2_hull")
+
+[node name="CollisionShape2D" type="CollisionShape2D" parent="."]
+shape = SubResource("CircleShape2D_enemy")
+
+[node name="Turret" type="Node2D" parent="."]
+
+[node name="Sprite2D" type="Sprite2D" parent="Turret"]
+modulate = Color(1, 0.5, 0.5, 1)
+rotation = 1.5707964
+texture = ExtResource("3_turret")
+
+[node name="HealthBar" type="ProgressBar" parent="."]
+offset_left = -24.0
+offset_top = -40.0
+offset_right = 24.0
+offset_bottom = -34.0
+show_percentage = false

scenes/hud.tscn

@@ -0,0 +1,98 @@
+[gd_scene load_steps=2 format=3 uid="uid://hud12345678"]
+
+[ext_resource type="Script" path="res://scripts/hud.gd" id="1_hud"]
+
+[node name="HUD" type="CanvasLayer"]
+script = ExtResource("1_hud")
+
+[node name="Control" type="Control" parent="."]
+layout_mode = 3
+anchors_preset = 15
+anchor_right = 1.0
+anchor_bottom = 1.0
+grow_horizontal = 2
+grow_vertical = 2
+mouse_filter = 2
+
+[node name="HealthBar" type="ProgressBar" parent="Control"]
+layout_mode = 0
+offset_left = 20.0
+offset_top = 20.0
+offset_right = 220.0
+offset_bottom = 50.0
+value = 100.0
+
+[node name="AmmoContainer" type="VBoxContainer" parent="Control"]
+layout_mode = 1
+anchors_preset = 3
+anchor_left = 1.0
+anchor_top = 1.0
+anchor_right = 1.0
+anchor_bottom = 1.0
+offset_left = -150.0
+offset_top = -80.0
+offset_right = -20.0
+offset_bottom = -20.0
+grow_horizontal = 0
+grow_vertical = 0
+
+[node name="APLabel" type="Label" parent="Control/AmmoContainer"]
+layout_mode = 2
+text = "AP: 20"
+horizontal_alignment = 2
+
+[node name="HELabel" type="Label" parent="Control/AmmoContainer"]
+layout_mode = 2
+text = "HE: 10"
+horizontal_alignment = 2
+
+[node name="GameOverScreen" type="Control" parent="."]
+visible = false
+layout_mode = 3
+anchors_preset = 15
+anchor_right = 1.0
+anchor_bottom = 1.0
+grow_horizontal = 2
+grow_vertical = 2
+
+[node name="ColorRect" type="ColorRect" parent="GameOverScreen"]
+layout_mode = 1
+anchors_preset = 15
+anchor_right = 1.0
+anchor_bottom = 1.0
+grow_horizontal = 2
+grow_vertical = 2
+color = Color(0, 0, 0, 0.5)
+
+[node name="Label" type="Label" parent="GameOverScreen"]
+layout_mode = 1
+anchors_preset = 8
+anchor_left = 0.5
+anchor_top = 0.5
+anchor_right = 0.5
+anchor_bottom = 0.5
+offset_left = -46.0
+offset_top = -13.0
+offset_right = 46.0
+offset_bottom = 13.0
+grow_horizontal = 2
+grow_vertical = 2
+theme_override_font_sizes/font_size = 32
+text = "GAME OVER"
+
+[node name="RestartButton" type="Button" parent="GameOverScreen"]
+layout_mode = 1
+anchors_preset = 8
+anchor_left = 0.5
+anchor_top = 0.5
+anchor_right = 0.5
+anchor_bottom = 0.5
+offset_left = -48.0
+offset_top = 40.0
+offset_right = 48.0
+offset_bottom = 71.0
+grow_horizontal = 2
+grow_vertical = 2
+text = "Restart"
+
+[connection signal="pressed" from="GameOverScreen/RestartButton" to="." method="_on_restart_button_pressed"]

scenes/level_0.tscn

@@ -0,0 +1,28 @@
+[gd_scene load_steps=6 format=3 uid="uid://cfwyr25ftoqpk"]
+
+[ext_resource type="PackedScene" uid="uid://cywexaqp3mvxh" path="res://scenes/player.tscn" id="1_7wnc2"]
+[ext_resource type="Script" uid="uid://m3ii2yiagrn1" path="res://scripts/level_0.gd" id="1_level"]
+[ext_resource type="Script" uid="uid://bgbuwhxk7uqah" path="res://scripts/spawner.gd" id="2_spawner"]
+[ext_resource type="PackedScene" uid="uid://enemy1234567" path="res://scenes/enemy.tscn" id="3_enemy"]
+[ext_resource type="PackedScene" path="res://scenes/hud.tscn" id="4_hud"]
+[ext_resource type="Script" path="res://scripts/camera_zoom.gd" id="5_camera"]
+[ext_resource type="Script" path="res://scripts/ammo_spawner.gd" id="6_ammo_spawner"]
+
+[node name="Level0" type="Node2D"]
+script = ExtResource("1_level")
+
+[node name="player" parent="." instance=ExtResource("1_7wnc2")]
+position = Vector2(234, 192)
+
+[node name="Camera2D" type="Camera2D" parent="player"]
+zoom = Vector2(3, 3)
+script = ExtResource("5_camera")
+
+[node name="Spawner" type="Node" parent="."]
+script = ExtResource("2_spawner")
+enemy_scene = ExtResource("3_enemy")
+
+[node name="AmmoSpawner" type="Node" parent="."]
+script = ExtResource("6_ammo_spawner")
+
+[node name="HUD" parent="." instance=ExtResource("4_hud")]

scenes/player.tscn

@@ -0,0 +1,26 @@
+[gd_scene load_steps=6 format=3 uid="uid://cywexaqp3mvxh"]
+
+[ext_resource type="Script" uid="uid://b1bepj67ddf6c" path="res://scripts/player.gd" id="1_g2els"]
+[ext_resource type="Texture2D" uid="uid://bxvveyvfp8gmq" path="res://assets/cat_tank_hull.png" id="2_dqkch"]
+[ext_resource type="Script" uid="uid://8jk475ak64ud" path="res://scripts/turret.gd" id="3_qhqgy"]
+[ext_resource type="Texture2D" uid="uid://ddktwa3t2dnlv" path="res://assets/cat_tank_turret.png" id="4_qlg0r"]
+
+[sub_resource type="CircleShape2D" id="CircleShape2D_tuyoq"]
+radius = 24.0
+
+[node name="tank" type="CharacterBody2D"]
+script = ExtResource("1_g2els")
+
+[node name="Sprite2D" type="Sprite2D" parent="."]
+rotation = 1.5707964
+texture = ExtResource("2_dqkch")
+
+[node name="CollisionShape2D" type="CollisionShape2D" parent="."]
+shape = SubResource("CircleShape2D_tuyoq")
+
+[node name="turret" type="Node2D" parent="."]
+script = ExtResource("3_qhqgy")
+
+[node name="Sprite2D" type="Sprite2D" parent="turret"]
+rotation = 1.5707964
+texture = ExtResource("4_qlg0r")