Added basic movement in an arena

master
TechieDamien 2025-07-30 20:04:52 +01:00
parent 73c838c2b3
commit 18aadc0c2d
Signed by: TechieDamien
GPG Key ID: 2ACE3574E164B780
7 changed files with 239 additions and 1 deletions

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# Ouroboros
Game jam made for the GMTK 2025 Game Jam
Game jam made for the GMTK 2025 Game Jam

27
Scenes/level.tscn Normal file
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[gd_scene load_steps=5 format=3 uid="uid://gkqku38yb2ng"]
[sub_resource type="RectangleShape2D" id="RectangleShape2D_51e2h"]
[sub_resource type="QuadMesh" id="QuadMesh_tumq0"]
size = Vector2(21.5, 21.5)
[sub_resource type="Gradient" id="Gradient_k5f4k"]
interpolation_mode = 2
offsets = PackedFloat32Array(0, 0.928571, 0.961039, 1)
colors = PackedColorArray(0, 0, 0, 0, 0.819608, 0.819608, 0.819608, 0, 1, 1, 1, 1, 0.650865, 0.650865, 0.650865, 0)
[sub_resource type="GradientTexture2D" id="GradientTexture2D_6phgx"]
gradient = SubResource("Gradient_k5f4k")
fill = 2
fill_from = Vector2(0.5, 0.495413)
fill_to = Vector2(0, 0)
[node name="Level" type="Area2D"]
monitorable = false
[node name="CollisionShape2D" type="CollisionShape2D" parent="."]
shape = SubResource("RectangleShape2D_51e2h")
[node name="MeshInstance2D" type="MeshInstance2D" parent="CollisionShape2D"]
mesh = SubResource("QuadMesh_tumq0")
texture = SubResource("GradientTexture2D_6phgx")

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Scenes/main.tscn Normal file
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[gd_scene load_steps=3 format=3 uid="uid://bs6an72avch86"]
[ext_resource type="PackedScene" uid="uid://gkqku38yb2ng" path="res://Scenes/level.tscn" id="1_bo1nx"]
[ext_resource type="PackedScene" uid="uid://d0okbjqyaoe0w" path="res://Scenes/snake_part.tscn" id="2_8gbba"]
[node name="Main" type="Node2D"]
[node name="Level" parent="." instance=ExtResource("1_bo1nx")]
position = Vector2(620, 320)
scale = Vector2(50, 30)
[node name="Timer" type="Timer" parent="."]
wait_time = 0.3
autostart = true
[node name="SnakePart" parent="." instance=ExtResource("2_8gbba")]
position = Vector2(420, 240)
[connection signal="area_exited" from="Level" to="SnakePart" method="_on_level_area_exited"]
[connection signal="timeout" from="Timer" to="SnakePart" method="process_movement" binds= [Vector2(0, 0)]]

34
Scenes/snake_part.tscn Normal file
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[gd_scene load_steps=4 format=3 uid="uid://d0okbjqyaoe0w"]
[ext_resource type="Script" uid="uid://cn4hlmm4qa8fg" path="res://Scripts/snake_part.gd" id="1_iuiyg"]
[sub_resource type="RectangleShape2D" id="RectangleShape2D_hf2pu"]
size = Vector2(18, 18)
[sub_resource type="PlaceholderTexture2D" id="PlaceholderTexture2D_kum7e"]
size = Vector2(20, 20)
[node name="SnakePart" type="Area2D"]
script = ExtResource("1_iuiyg")
[node name="CollisionShape2D" type="CollisionShape2D" parent="."]
shape = SubResource("RectangleShape2D_hf2pu")
[node name="Sprite2D" type="Sprite2D" parent="."]
texture = SubResource("PlaceholderTexture2D_kum7e")
[node name="DownRayCast2D" type="RayCast2D" parent="."]
target_position = Vector2(0, 30)
collide_with_areas = true
[node name="LeftRayCast2D" type="RayCast2D" parent="."]
target_position = Vector2(-30, 0)
collide_with_areas = true
[node name="UpRayCast2D" type="RayCast2D" parent="."]
target_position = Vector2(0, -30)
collide_with_areas = true
[node name="RightRayCast2D" type="RayCast2D" parent="."]
target_position = Vector2(30, 0)
collide_with_areas = true

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Scripts/snake_part.gd Normal file
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extends Area2D
class_name SnakePart
const TILE_SIZE = 20
enum PartTypes {HEAD, BODY, TAIL, DEAD}
var part_type : PartTypes = PartTypes.HEAD
var current_direction : Vector2 = Vector2.RIGHT
var inputs : Dictionary[String, Vector2] = {"right": Vector2.RIGHT,
"left": Vector2.LEFT,
"up": Vector2.UP,
"down": Vector2.DOWN}
@onready
var raycast_right = $RightRayCast2D
@onready
var raycast_left = $LeftRayCast2D
@onready
var raycast_up = $UpRayCast2D
@onready
var raycast_down = $DownRayCast2D
var snake_part_obj = preload("res://Scenes/snake_part.tscn")
@onready
var timer_ref = $"../Timer"
signal do_movement(new_dir)
func _ready() -> void:
if part_type == PartTypes.HEAD:
# Add to group for easy access from other nodes
add_to_group("Head")
# Set up a body part
var body = snake_part_obj.instantiate()
body.part_type = PartTypes.BODY
body.position = (position - current_direction * TILE_SIZE).snapped(Vector2.ONE * TILE_SIZE)
get_parent().add_child.call_deferred(body)
do_movement.connect(body.process_movement)
# Set up a tail part
var tail = snake_part_obj.instantiate()
tail.part_type = PartTypes.TAIL
tail.position = (position - current_direction * TILE_SIZE * 2).snapped(Vector2.ONE * TILE_SIZE)
get_parent().add_child.call_deferred(tail)
body.do_movement.connect(tail.process_movement)
else:
raycast_down.queue_free()
raycast_up.queue_free()
raycast_left.queue_free()
raycast_right.queue_free()
#elif part_type == PartTypes.BODY:
#area_entered.connect(_on_part_area_entered)
#elif part_type == PartTypes.TAIL:
#area_entered.connect(_on_part_area_entered)
func process_movement(new_direction : Vector2) -> void:
if part_type == PartTypes.HEAD:
check_movement()
position = (position + current_direction * TILE_SIZE).snapped(Vector2.ONE * TILE_SIZE)
#process_collisions();
do_movement.emit(current_direction)
if new_direction != Vector2.ZERO:
current_direction = new_direction
func check_movement() -> void:
# Get the correct raycast for the direction we are moving
var raycast_to_use : RayCast2D
if current_direction == Vector2.RIGHT:
raycast_to_use = raycast_right
elif current_direction == Vector2.LEFT:
raycast_to_use = raycast_left
elif current_direction == Vector2.UP:
raycast_to_use = raycast_up
elif current_direction == Vector2.DOWN:
raycast_to_use = raycast_down
# Look using the raycast for anything to collide with
var object_in_path : Object = raycast_to_use.get_collider()
if object_in_path == null:
return
if object_in_path is SnakePart:
match object_in_path.part_type:
PartTypes.BODY:
lose_game()
PartTypes.TAIL:
ouroboros()
#func process_collisions() -> void:
#var colliding_areas = get_overlapping_areas()
#for area in colliding_areas:
#if area is SnakePart:
#match area.part_type:
#PartTypes.BODY:
#lose_game()
#PartTypes.TAIL:
#ouroboros()
func lose_game() -> void:
# You lose!
print("Game lost")
timer_ref.stop()
func ouroboros() -> void:
print("You have achieved the ouroboros!")
func _unhandled_input(event: InputEvent) -> void:
if event is InputEventKey and part_type == PartTypes.HEAD:
for dir in inputs.keys():
if event.is_action_pressed(dir):
current_direction = inputs[dir]
#func _on_part_area_entered(area: Area2D) -> void:
#if area.get("part_type") != PartTypes.HEAD:
#return
#if part_type == PartTypes.BODY or part_type == PartTypes.DEAD:
#lose_game()
#elif part_type == PartTypes.TAIL:
#ouroboros()
func _on_level_area_exited(area: Area2D) -> void:
lose_game()

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uid://cn4hlmm4qa8fg

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config/features=PackedStringArray("4.4", "GL Compatibility")
config/icon="res://icon.svg"
[input]
right={
"deadzone": 0.2,
"events": [Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"pressed":false,"keycode":0,"physical_keycode":68,"key_label":0,"unicode":100,"location":0,"echo":false,"script":null)
, Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"pressed":false,"keycode":0,"physical_keycode":4194321,"key_label":0,"unicode":0,"location":0,"echo":false,"script":null)
]
}
left={
"deadzone": 0.2,
"events": [Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"pressed":false,"keycode":0,"physical_keycode":65,"key_label":0,"unicode":97,"location":0,"echo":false,"script":null)
, Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"pressed":false,"keycode":0,"physical_keycode":4194319,"key_label":0,"unicode":0,"location":0,"echo":false,"script":null)
]
}
down={
"deadzone": 0.2,
"events": [Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"pressed":false,"keycode":0,"physical_keycode":83,"key_label":0,"unicode":115,"location":0,"echo":false,"script":null)
, Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"pressed":false,"keycode":0,"physical_keycode":4194322,"key_label":0,"unicode":0,"location":0,"echo":false,"script":null)
]
}
up={
"deadzone": 0.2,
"events": [Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"pressed":false,"keycode":0,"physical_keycode":87,"key_label":0,"unicode":119,"location":0,"echo":false,"script":null)
, Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"pressed":false,"keycode":0,"physical_keycode":4194320,"key_label":0,"unicode":0,"location":0,"echo":false,"script":null)
]
}
[rendering]
renderer/rendering_method="gl_compatibility"