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valencia-rail-rush
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feat: Initial WIP implementation of the path deciding algo 

It doesn't really work but oh well
This commit is contained in:
Dendy 2026-03-02 11:45:44 +01:00
parent fa15bbf1a8
commit 29308d78c2
5 changed files with 109 additions and 67 deletions
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28
chunk.gd
View File

@ -5,27 +5,33 @@ var exits: Array = [false, false, false, false]
func _ready() -> void:
exits = [
randi() % 2 == 0,
randi() % 2 == 0,
randi() % 2 == 0,
randi() % 2 == 0,
]
pass
#exits = [
#randi() % 2 == 0,
#randi() % 2 == 0,
#randi() % 2 == 0,
#randi() % 2 == 0,
#]
update()
#update()
func update() -> void:
var i = 0
for exit in exits:
if not exit:
continue
if i == 0: #n
$n.get_surface_override_material(0).albedo_color = Color.GREEN
$n.position.y = 1
#$n.get_surface_override_material(0).albedo_color = Color.GREEN
if i == 1: #s
$s.get_surface_override_material(0).albedo_color = Color.GREEN
$s.position.y = 1
#$s.get_surface_override_material(0).albedo_color = Color.GREEN
if i == 2: #w
$w.get_surface_override_material(0).albedo_color = Color.GREEN
$w.position.y = 1
#$w.get_surface_override_material(0).albedo_color = Color.GREEN
if i == 3: #e
$e.get_surface_override_material(0).albedo_color = Color.GREEN
$e.position.y = 1
#$e.get_surface_override_material(0).albedo_color = Color.GREEN
i += 1

8
chunk.tscn
View File

@ -31,21 +31,21 @@ script = ExtResource("1_kdh3y")
mesh = SubResource("PlaneMesh_kdh3y")
[node name="n" type="MeshInstance3D" parent="." unique_id=1732708017]
transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1.2531815, -50.90088)
transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, -1, -45.583553)
mesh = SubResource("PlaneMesh_eat54")
surface_material_override/0 = SubResource("StandardMaterial3D_eat54")
[node name="s" type="MeshInstance3D" parent="." unique_id=2083422071]
transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1.2531815, 50.541702)
transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, -1, 45.142174)
mesh = SubResource("PlaneMesh_eat54")
surface_material_override/0 = SubResource("StandardMaterial3D_a0kup")
[node name="w" type="MeshInstance3D" parent="." unique_id=518228778]
transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, -50.98094, 1.2531815, -0.19546509)
transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, -44.286728, -1, -0.19546509)
mesh = SubResource("PlaneMesh_eat54")
surface_material_override/0 = SubResource("StandardMaterial3D_7yqgf")
[node name="e" type="MeshInstance3D" parent="." unique_id=1202960026]
transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 49.071243, 1.2531815, -0.17337036)
transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 45.81064, -1, -0.17337036)
mesh = SubResource("PlaneMesh_eat54")
surface_material_override/0 = SubResource("StandardMaterial3D_381vs")

132
level.gd
View File

@ -1,68 +1,104 @@
extends Node3D
@export var dimension: int = 10
@export var path_count: int = 2
func dir_to_vector(dir: int) -> Vector2i:
assert(dir >= 0 and dir <= 3)
var polarity = dir % 2 # 0: negative, 1: positive
var axis = floor(dir / 2) # 0: vertical, 1: horizontal
return Vector2i(
axis * (polarity * 2 - 1),
(1 - axis) * (polarity * 2 -1),
)
func vector_to_dir(vec: Vector2i) -> int:
assert(vec.length() == 1)
if vec == Vector2i(0, -1):
return 0
elif vec == Vector2i(0, 1):
return 1
elif vec == Vector2i(-1, 0):
return 2
elif vec == Vector2i(1, 0):
return 3
assert(false)
return -1
func _ready() -> void:
randomize()
var chunks: Array
# Populate the array with [dimension(x)][dimension(y)][4]bool
# Populate the array with [dimension(x)][dimension(y)]bool
for x in range(dimension):
var row: Array
for y in range(dimension):
chunks.append([
randi() % 2 == 0,
randi() % 2 == 0,
randi() % 2 == 0,
randi() % 2 == 0,
])
row.append(false)
chunks.append(row)
# Decide position of station & spawn
var station = Vector2i(randi() % dimension, 0)
var spawn = Vector2i(dimension - station.x - 1, dimension - 1)
var paths: Array = []
for path_idx in range(path_count):
var path: Array[Vector2i] = [
station,
Vector2i(station.x, station.y + 1),
]
#for pathNum in range(2): # Create paths
#var iPosition = station
#iPosition.y += 1 # Station always is entered from below
#var i = 1
#while true:
#var path = [false, true, false, false]
#
#while true: # select a random neighbour until it's a new one
#var nextDir = randi() % 4
#var nextPosition = iPosition
#
#if nextDir > 1:
#nextPosition.x += (nextDir % 2) * 2 - 1
#else:
#nextPosition.y += (nextDir % 2) * 2 - 1
#
#var passedPrevPath = false
#for prevPos in path:
#if prevPos == nextPosition:
#true
#
#if not passedPrevPath:
#break
#
#if iPosition.x == spawn.x and iPosition.y == spawn.y:
#break # Path finished
#
#i += 1
#
#while true:
#chunks[iPosition.x][iPosition.y] = [
#randi() % 2 == 0,
#randi() % 2 == 0,
#randi() % 2 == 0,
#randi() % 2 == 0,
#]
#
#var openDoorCount = chunks[iPosition.x][iPosition.y].filter(func(isOpen): return isOpen).size()
#if openDoorCount == 2:
#break
while true: # Decide each of the steps
var last_pos = path.slice(-1)[0]
var next_dir = dir_to_vector(randi() % 3 + 1) # cannot go up
var next_pos = (last_pos + next_dir).clampi(0,dimension-1)
#print(chunks)
if next_pos in path:
# Invalid path, try again
continue
path.append(next_pos)
if next_pos == spawn or next_pos.y == dimension-1:
# End of path
break
paths.append(path)
for path in paths:
for cell in path:
chunks[cell.x][cell.y] = true
var chunk_scn = preload("res://chunk.tscn")
for rowi in range(dimension):
for coli in range(dimension):
var chunk_inst = chunk_scn.instantiate()
chunk_inst.position = Vector3(
# TODO: Don't set the size by hand, get it from chunk
rowi * 101,
0,
coli * 101,
)
#chunk_inst.get_node("n").position.y = -10
#chunk_inst.get_node("s").position.y = -10
#chunk_inst.get_node("w").position.y = -10
#chunk_inst.get_node("e").position.y = -10
for path in paths:
for i in range(path.size()):
var curr = path[i]
var next = path.get(i+1)
if rowi != curr.x or coli != curr.y or not next:
continue
var dir = vector_to_dir(next - curr)
print(next-curr, dir)
chunk_inst.exits[dir] = true
chunk_inst.update()
add_child(chunk_inst)
# Called every frame. 'delta' is the elapsed time since the previous frame.
func _process(delta: float) -> void:

3
level.tscn
View File

@ -24,6 +24,7 @@ environment = SubResource("Environment_vonw3")
[node name="Player" parent="." unique_id=1536233267 instance=ExtResource("1_u52ul")]
[node name="Chunk" parent="." unique_id=731620195 instance=ExtResource("3_f2txt")]
transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, -0.08452606, -3.8146973e-06, 0.120262146)
[node name="MeshInstance3D2" type="MeshInstance3D" parent="." unique_id=306152407]
transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, -7.031, 7.5, 0)
@ -34,7 +35,7 @@ transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, -7.031, 3.5, -11.78)
mesh = SubResource("BoxMesh_oi3di")
[node name="Camera3D" type="Camera3D" parent="." unique_id=2083164402]
transform = Transform3D(1, 0, 0, 0, -4.371139e-08, 1, 0, -1, -4.371139e-08, 0, 25.705143, 0)
transform = Transform3D(1, 0, 0, 0, -4.371139e-08, 1, 0, -1, -4.371139e-08, 0, 551.1044, 0)
current = true
fov = 55.0
script = ExtResource("2_vonw3")

3
player.gd
View File

@ -1,6 +1,6 @@
extends CharacterBody3D
const BASE_STAMINA = 50
const BASE_SPEED = 10
const BASE_SPEED = 100
const SPRINT_MULT = 1.6
const STAMINA_COST = 15
const STAMINA_RECOVER = 10
@ -22,6 +22,5 @@ func _process(delta: float) -> void:
stamina += STAMINA_RECOVER * delta
self.velocity = Vector3(dir.x * speed, 0, dir.y * speed)
print(str(self.velocity))
self.move_and_slide()