79 lines
2.0 KiB
GDScript
79 lines
2.0 KiB
GDScript
extends Node2D
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export var size = Vector2()
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# 2 dimensional array y and x
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var pixels_x = []
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var active = []
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var rng
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var branches = 4
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func _process(_delta):
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step()
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pass
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func step():
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call_deferred("grow")
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if randi() % 400 == 0:
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blossom()
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func _ready():
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randomize()
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rng = RandomNumberGenerator.new()
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rng.randomize()
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size.x = ProjectSettings.get_setting("display/window/size/width") / 2
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size.y = ProjectSettings.get_setting("display/window/size/height")
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call_deferred("spawn_pixels")
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call_deferred("plant_seed")
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branches = rng.randi_range(2, 24)
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print(branches)
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func spawn_pixels():
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for n in size.x:
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var pixels_y = []
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for i in size.y:
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var Main = get_tree().current_scene
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var Pixel = preload("res://World/Pixel.tscn")
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var pixel = Pixel.instance()
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# set position
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pixel.rect_global_position = Vector2(n, i)
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pixel.position = Vector2(n, i)
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# show in scene
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Main.add_child(pixel)
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# initilize array
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pixels_y.append(pixel)
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pixels_x.append(pixels_y)
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func plant_seed():
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var plant_seed = pixels_x[size.x / 2][size.y - 10]
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plant_seed.active = true
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active.append(plant_seed)
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func grow():
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if (randi() % branches) >= 1:
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new_pixel(active[active.size() - 1])
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else:
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new_pixel(active[randi() % active.size()])
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func new_pixel(original_pixel):
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var var_x = rng.randi_range(-1, 1)
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var var_y
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#grow down
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if (randi() % 2) == 0:
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var_y = rng.randi_range(-1, 1)
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# grow regularly
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else: var_y = rng.randi_range(-1, 0)
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var new_position = Vector2(original_pixel.position)
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new_position.x = clamp(new_position.x + var_x, 0, pixels_x.size() - 1)
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new_position.y = clamp(new_position.y + var_y, 0, pixels_x[new_position.x].size() - 1)
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var new_pixel = pixels_x[new_position.x][new_position.y]
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if !new_pixel.active:
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active.append(new_pixel)
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new_pixel.age_up()
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func blossom():
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var Flower = preload("res://World/Flower.tscn")
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var flower = Flower.instance()
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var main = get_tree().current_scene
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flower.global_position = active[randi() % active.size()].position
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main.add_child(flower)
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