Initial commit

.gitignore

@@ -35,7 +35,6 @@
 # ---> Godot
 # Godot 4+ specific ignores
 .godot/
-addons/
 
 # Godot-specific ignores
 .import/

game-of-life-test/.gitignore

@@ -1,4 +1,3 @@
 # Godot 4+ specific ignores
 .godot/
-project.godot
+/android/
-*.import

game-of-life-test/black_sq.png.import

@@ -0,0 +1,40 @@
+[remap]
+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://c7assq3lqgw8x"
+path="res://.godot/imported/black_sq.png-43fbf60d129e97f2df8400c8ac3589c6.ctex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://black_sq.png"
+dest_files=["res://.godot/imported/black_sq.png-43fbf60d129e97f2df8400c8ac3589c6.ctex"]
+
+[params]
+
+compress/mode=0
+compress/high_quality=false
+compress/lossy_quality=0.7
+compress/uastc_level=0
+compress/rdo_quality_loss=0.0
+compress/hdr_compression=1
+compress/normal_map=0
+compress/channel_pack=0
+mipmaps/generate=false
+mipmaps/limit=-1
+roughness/mode=0
+roughness/src_normal=""
+process/channel_remap/red=0
+process/channel_remap/green=1
+process/channel_remap/blue=2
+process/channel_remap/alpha=3
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/normal_map_invert_y=false
+process/hdr_as_srgb=false
+process/hdr_clamp_exposure=false
+process/size_limit=0
+detect_3d/compress_to=1

game-of-life-test/dot_matrix.gdshader

@@ -0,0 +1,36 @@
+shader_type canvas_item;
+
+uniform sampler2D unlitTex;
+uniform sampler2D litTex;
+uniform sampler2D binDataTex;
+uniform int n;
+
+const int cellSize = 8;
+
+void vertex() {
+	// Called for every vertex the material is visible on.
+}
+
+void fragment() {
+	// Called for every pixel the material is visible on.
+	vec2 totalGridSize = vec2(float(n) * float(cellSize));
+
+	vec2 scaledUV = UV * float(n);
+	ivec2 cellIdx = ivec2(floor(scaledUV));
+	vec2 cellUV = fract(scaledUV);
+
+	float binVal = texelFetch(binDataTex, cellIdx, 0).r;
+	bool isWhite = binVal > 0.5;
+
+	vec4 color = texture(unlitTex, cellUV);
+	if (isWhite) {
+		color = texture(litTex, cellUV);
+	}
+
+	COLOR = color;
+}
+
+//void light() {
+//	// Called for every pixel for every light affecting the material.
+//	// Uncomment to replace the default light processing function with this one.
+//}

game-of-life-test/dot_matrix.gdshader.uid

@@ -0,0 +1 @@
+uid://cidrd2kca02ko

game-of-life-test/dot_matrix.tscn

@@ -0,0 +1,23 @@
+[gd_scene load_steps=7 format=3 uid="uid://bawvofeipkkmn"]
+
+[ext_resource type="Texture2D" uid="uid://dma7owg4valo7" path="res://icon.svg" id="1_4fmrq"]
+[ext_resource type="Shader" uid="uid://cidrd2kca02ko" path="res://dot_matrix.gdshader" id="1_wjpme"]
+[ext_resource type="Texture2D" uid="uid://csm64p7o7eyc6" path="res://white_sq.png" id="2_og22u"]
+[ext_resource type="Texture2D" uid="uid://c7assq3lqgw8x" path="res://black_sq.png" id="3_b70w7"]
+[ext_resource type="Script" uid="uid://cgwkfjisbqbwt" path="res://gol.gd" id="5_og22u"]
+
+[sub_resource type="ShaderMaterial" id="ShaderMaterial_wvg0l"]
+shader = ExtResource("1_wjpme")
+shader_parameter/unlitTex = ExtResource("3_b70w7")
+shader_parameter/litTex = ExtResource("2_og22u")
+shader_parameter/n = 64
+
+[node name="Dot Matrix" type="Node2D"]
+
+[node name="Renderer" type="Sprite2D" parent="."]
+material = SubResource("ShaderMaterial_wvg0l")
+position = Vector2(960, 960)
+scale = Vector2(15, 15)
+texture = ExtResource("1_4fmrq")
+script = ExtResource("5_og22u")
+metadata/_edit_lock_ = true

game-of-life-test/gol.gd

@@ -0,0 +1,104 @@
+extends Sprite2D
+
+var n: int = 64
+var arr := []
+
+var data_img: Image
+var data_tex: ImageTexture
+
+@onready var mat: ShaderMaterial = material as ShaderMaterial
+
+# sim. consts
+var T := 0.1
+var t := 0.0
+
+# Called when the node enters the scene tree for the first time.
+func _ready() -> void:
+	data_img = Image.create(n, n, false, Image.FORMAT_R8)
+	data_img.fill(Color8(0, 0, 0, 255))
+	
+	data_tex = ImageTexture.create_from_image(data_img)
+	mat.set_shader_parameter("binDataTex", data_tex)
+	mat.set_shader_parameter("n", n)
+	
+	# init
+	_fill_example()
+	_upload_arr()
+	
+
+func _upload_arr() -> void:
+	for y in n:
+		for x in n:
+			var v := int(arr[y][x]) * 255
+			data_img.set_pixel(x, y, Color8(v, 0, 0, 255))
+	data_tex.update(data_img)
+	
+# Called every frame. 'delta' is the elapsed time since the previous frame.
+func _process(_delta: float) -> void:
+	t += _delta
+	if t >= T:
+		t = 0.0
+		_game_of_life_step()
+		_upload_arr()
+
+func _game_of_life_step() -> void:
+	var next := []
+	for y in n:
+		var row := []
+		for x in n:
+			var alive: bool = arr[y][x] == 1
+			var cn := _count_neighs(x, y)
+			
+			var newv := 0
+			if alive:
+				newv = int(cn == 2 or cn == 3)
+			else:
+				newv = int(cn == 3)
+			row.append(newv)
+		next.append(row)
+	arr = next
+
+func _count_neighs(x:int, y:int) -> int:
+	var ans := 0
+	for _dy in 3:
+		var dy := _dy-1
+		for _dx in 3:
+			var dx := _dx-1
+			if dx == 0 and dy == 0:
+				continue
+			var nx := int((x + dx + n)%n)
+			var ny := int((y + dy + n)%n)
+			ans += arr[ny][nx]
+	return ans
+			
+
+func _fill_example() -> void:
+	arr.clear()
+	#_checkerboard()
+	_ship()
+
+# inits
+func _checkerboard() -> void:
+	for y in n:
+		var row := []
+		for x in n:
+			row.append((x + y) % 2)  # checkerboard
+		arr.append(row)
+		
+func _ship() -> void:
+	var i: int = 0
+	var j: int = 0
+	while (i < n):
+		var row := []
+		j = 0
+		while (j < n):
+			row.append(0)
+			j+=1
+		arr.append(row)
+		i+=1
+		
+	arr[0][1] = 1
+	arr[1][2] = 1
+	arr[2][0] = 1
+	arr[2][1] = 1
+	arr[2][2] = 1

game-of-life-test/gol.gd.uid

@@ -0,0 +1 @@
+uid://cgwkfjisbqbwt

game-of-life-test/icon.svg.import

@@ -0,0 +1,43 @@
+[remap]
+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://dma7owg4valo7"
+path="res://.godot/imported/icon.svg-218a8f2b3041327d8a5756f3a245f83b.ctex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://icon.svg"
+dest_files=["res://.godot/imported/icon.svg-218a8f2b3041327d8a5756f3a245f83b.ctex"]
+
+[params]
+
+compress/mode=0
+compress/high_quality=false
+compress/lossy_quality=0.7
+compress/uastc_level=0
+compress/rdo_quality_loss=0.0
+compress/hdr_compression=1
+compress/normal_map=0
+compress/channel_pack=0
+mipmaps/generate=false
+mipmaps/limit=-1
+roughness/mode=0
+roughness/src_normal=""
+process/channel_remap/red=0
+process/channel_remap/green=1
+process/channel_remap/blue=2
+process/channel_remap/alpha=3
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/normal_map_invert_y=false
+process/hdr_as_srgb=false
+process/hdr_clamp_exposure=false
+process/size_limit=0
+detect_3d/compress_to=1
+svg/scale=1.0
+editor/scale_with_editor_scale=false
+editor/convert_colors_with_editor_theme=false

game-of-life-test/project.godot

@@ -0,0 +1,21 @@
+; Engine configuration file.
+; It's best edited using the editor UI and not directly,
+; since the parameters that go here are not all obvious.
+;
+; Format:
+;   [section] ; section goes between []
+;   param=value ; assign values to parameters
+
+config_version=5
+
+[application]
+
+config/name="GameOfLifeTest"
+run/main_scene="uid://bawvofeipkkmn"
+config/features=PackedStringArray("4.5", "Forward Plus")
+config/icon="res://icon.svg"
+
+[display]
+
+window/size/viewport_width=1920
+window/size/viewport_height=1920

game-of-life-test/white_sq.png.import

@@ -0,0 +1,40 @@
+[remap]
+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://csm64p7o7eyc6"
+path="res://.godot/imported/white_sq.png-7baf4040d7b03bc76a02f41aa766a5a0.ctex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://white_sq.png"
+dest_files=["res://.godot/imported/white_sq.png-7baf4040d7b03bc76a02f41aa766a5a0.ctex"]
+
+[params]
+
+compress/mode=0
+compress/high_quality=false
+compress/lossy_quality=0.7
+compress/uastc_level=0
+compress/rdo_quality_loss=0.0
+compress/hdr_compression=1
+compress/normal_map=0
+compress/channel_pack=0
+mipmaps/generate=false
+mipmaps/limit=-1
+roughness/mode=0
+roughness/src_normal=""
+process/channel_remap/red=0
+process/channel_remap/green=1
+process/channel_remap/blue=2
+process/channel_remap/alpha=3
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/normal_map_invert_y=false
+process/hdr_as_srgb=false
+process/hdr_clamp_exposure=false
+process/size_limit=0
+detect_3d/compress_to=1

langtons-ant/TODO

@@ -1,4 +0,0 @@
-UI -> toggleButton so camera follows ant
-   -> reset camera button
-   -> pause button
-dynamically generate tile colours (using a big palette for indexing maybe?) this probably needs to be a shader.

langtons-ant/ant.gd

@@ -1,89 +0,0 @@
-extends Sprite2D
-
-var pos: Vector2i = Vector2i(0,0)
-var dir: TileSet.CellNeighbor = TileSet.CELL_NEIGHBOR_RIGHT_SIDE
-@onready var tiles: TileMapLayer = get_node("../TileMapLayer")
-@export var randomRules: bool = true
-
-var curDir: Dictionary = {
-	0: TileSet.CELL_NEIGHBOR_RIGHT_SIDE,
-	1: TileSet.CELL_NEIGHBOR_BOTTOM_RIGHT_SIDE,
-	2: TileSet.CELL_NEIGHBOR_BOTTOM_LEFT_SIDE,
-	3: TileSet.CELL_NEIGHBOR_LEFT_SIDE,
-	4: TileSet.CELL_NEIGHBOR_TOP_LEFT_SIDE,
-	5: TileSet.CELL_NEIGHBOR_TOP_RIGHT_SIDE,
-}
-	
-var curInt: Dictionary = {
-	TileSet.CELL_NEIGHBOR_RIGHT_SIDE: 0,
-	TileSet.CELL_NEIGHBOR_BOTTOM_RIGHT_SIDE: 1,
-	TileSet.CELL_NEIGHBOR_BOTTOM_LEFT_SIDE: 2,
-	TileSet.CELL_NEIGHBOR_LEFT_SIDE: 3,
-	TileSet.CELL_NEIGHBOR_TOP_LEFT_SIDE: 4,
-	TileSet.CELL_NEIGHBOR_TOP_RIGHT_SIDE: 5,
-}
-
-var antProgram: Array[Vector2i] = [
-		Vector2i(2, 1),
-		Vector2i(0, 2),
-		Vector2i(3, 3),
-		Vector2i(1, 4),
-		Vector2i(1, 5),
-		Vector2i(2, 0),
-]
-
-func randomTileset() -> void:
-	var rng = RandomNumberGenerator.new()
-	antProgram = []
-	var s: int = rng.randi_range(10, 99)
-	for i in range(0, s):
-		antProgram.append(Vector2i(rng.randi_range(1, 4), (i+1)%s))
-		
-
-func getNextStep(tile: int) -> Vector2i:
-	if tile > antProgram.size():
-		return Vector2i(0,0)
-	else:
-		return antProgram.get(tile)
-
-func _ready() -> void:
-	self.set_z_index(1)
-	self.set_frame(curInt[dir])
-	if randomRules:
-		randomTileset()
-	tiles.set_tile(pos, tiles.get_tile_colour(pos))
-	move(dir)
-
-# update loop:
-# move in dir
-# get tile col, change dir based on col
-# paint tile col
-func update() -> void:
-	move(dir)
-	pos = tiles.get_neighbor_cell(pos, dir)
-	
-	var tile: int = tiles.get_tile_colour(pos)
-	var res = getNextStep(tile)
-	dir = curDir[(curInt[dir] + tiles.numTiles + res.x) % tiles.numTiles]
-	self.set_frame(curInt[dir])
-	
-	tiles.set_tile(pos, res.y % tiles.numTiles) 
-	
-func move(to: TileSet.CellNeighbor) -> void:
-	var delta: Vector2
-	match to:
-		TileSet.CELL_NEIGHBOR_RIGHT_SIDE:
-			delta = Vector2(tiles.texSize.x, 0)
-		TileSet.CELL_NEIGHBOR_BOTTOM_RIGHT_SIDE:
-			delta = Vector2(tiles.texSize.x/2, tiles.texSize.y/4*3)
-		TileSet.CELL_NEIGHBOR_BOTTOM_LEFT_SIDE:
-			delta = Vector2(-tiles.texSize.x/2, tiles.texSize.y/4*3)
-		TileSet.CELL_NEIGHBOR_LEFT_SIDE:
-			delta = Vector2(-tiles.texSize.x, 0)
-		TileSet.CELL_NEIGHBOR_TOP_LEFT_SIDE:
-			delta = Vector2(-tiles.texSize.x/2, -tiles.texSize.y/4*3)
-		TileSet.CELL_NEIGHBOR_TOP_RIGHT_SIDE:
-			delta = Vector2(tiles.texSize.x/2, -tiles.texSize.y/4*3)
-		_:
-			delta = Vector2(0,0)
-	self.translate(delta)

langtons-ant/ant.gd.uid

@@ -1 +0,0 @@
-uid://b6ll30b7xtwal

langtons-ant/camera.gd

@@ -1,41 +0,0 @@
-extends Camera2D
-
-@export var minZoom := 0.01
-@export var maxZoom := 2.0
-@export var zoomFactor := 0.1
-@export var zoomDuration := 0.2
-var zoomLevel: float = 1
-var dragging: bool = false
-
-func _ready():
-	pass
-
-func _input(event):
-	if event.is_action_pressed("zoomIn"):
-		setZoomLevel(zoomLevel + zoomFactor)
-	elif event.is_action_pressed("zoomOut"):
-		setZoomLevel(zoomLevel - zoomFactor)
-	elif event.is_action_pressed("resetCamera"):
-		reset()
-
-func _unhandled_input(event):
-	if event is InputEventMouseButton:
-		if event.get_button_index() == 1:
-			dragging = event.is_pressed()
-	elif event is InputEventMouseMotion:
-		if dragging:
-			self.global_position -= event.get_relative() * 1/zoomLevel
-	
-
-func setZoomLevel(level: float, mouse_world_position = self.get_global_mouse_position()):
-	var old_zoomLevel = zoomLevel
-	zoomLevel = clampf(level, minZoom, maxZoom)
-	
-	var direction = (mouse_world_position - global_position)
-	var new_position = self.global_position + direction - ((direction) / (zoomLevel/old_zoomLevel))
-	
-	zoom = Vector2(zoomLevel, zoomLevel)
-	self.global_position = new_position
-
-func reset():
-	self.global_position = Vector2(0, 0)

langtons-ant/camera.gd.uid

@@ -1 +0,0 @@
-uid://bqjbnbfd7jlob

langtons-ant/grid.gd

@@ -1,24 +0,0 @@
-extends Node2D
-
-var t: float = -1
-var paused: bool = false
-@export var stepSize: float = 20
-@export var ant: Sprite2D
-@export var tiles: TileMapLayer
-
-# Called when the node enters the scene tree for the first time.
-func _ready() -> void:
-	pass
-
-func _input(event):
-	if event.is_action_pressed("togglePause"):
-		paused = !paused
-		
-# Called every frame. 'delta' is the elapsed time since the previous frame.
-func _process(delta: float) -> void:
-	if paused: return
-	
-	t += delta
-	if (t > stepSize/1000):
-		t = 0
-		ant.update()

langtons-ant/grid.gd.uid

@@ -1 +0,0 @@
-uid://by3d3t5ymxl3m

langtons-ant/grid.tscn

@@ -1,50 +0,0 @@
-[gd_scene load_steps=9 format=3 uid="uid://b6xi32r3co6md"]
-
-[ext_resource type="Script" uid="uid://by3d3t5ymxl3m" path="res://grid.gd" id="1_bghhw"]
-[ext_resource type="Script" uid="uid://b6ll30b7xtwal" path="res://ant.gd" id="1_ebq2e"]
-[ext_resource type="Texture2D" uid="uid://ykvioy4g357o" path="res://assets/ant.png" id="3_sle3t"]
-[ext_resource type="Texture2D" uid="uid://b8dilj6w2vq2l" path="res://assets/tiles.png" id="4_fqc2p"]
-[ext_resource type="Script" uid="uid://cqxfmo3hixad1" path="res://tile_map_layer.gd" id="5_fqc2p"]
-[ext_resource type="Script" uid="uid://bqjbnbfd7jlob" path="res://camera.gd" id="6_g2qvd"]
-
-[sub_resource type="TileSetAtlasSource" id="TileSetAtlasSource_g2qvd"]
-texture = ExtResource("4_fqc2p")
-texture_region_size = Vector2i(32, 32)
-0:0/0 = 0
-1:0/0 = 0
-0:1/0 = 0
-1:1/0 = 0
-0:2/0 = 0
-1:2/0 = 0
-0:3/0 = 0
-1:3/0 = 0
-0:4/0 = 0
-0:5/0 = 0
-
-[sub_resource type="TileSet" id="TileSet_05i0m"]
-tile_shape = 3
-tile_size = Vector2i(32, 32)
-sources/0 = SubResource("TileSetAtlasSource_g2qvd")
-
-[node name="Grid" type="Node2D" node_paths=PackedStringArray("ant", "tiles")]
-script = ExtResource("1_bghhw")
-stepSize = 1.0
-ant = NodePath("Ant")
-tiles = NodePath("TileMapLayer")
-
-[node name="TileMapLayer" type="TileMapLayer" parent="."]
-tile_set = SubResource("TileSet_05i0m")
-collision_enabled = false
-script = ExtResource("5_fqc2p")
-
-[node name="Ant" type="Sprite2D" parent="."]
-position = Vector2(-15.999998, 14.999998)
-scale = Vector2(0.8, 0.8)
-texture = ExtResource("3_sle3t")
-vframes = 6
-script = ExtResource("1_ebq2e")
-
-[node name="Camera" type="Camera2D" parent="."]
-position = Vector2(-3.8146973e-06, -8)
-scale = Vector2(0.79999983, 0.79999983)
-script = ExtResource("6_g2qvd")

langtons-ant/project.godot

@@ -1,43 +0,0 @@
-; Engine configuration file.
-; It's best edited using the editor UI and not directly,
-; since the parameters that go here are not all obvious.
-;
-; Format:
-;   [section] ; section goes between []
-;   param=value ; assign values to parameters
-
-config_version=5
-
-[application]
-
-config/name="New Game Project"
-run/main_scene="res://grid.tscn"
-config/features=PackedStringArray("4.5", "Forward Plus")
-config/icon="res://icon.svg"
-
-[editor_plugins]
-
-enabled=PackedStringArray("res://addons/godot-vim/plugin.cfg")
-
-[input]
-
-zoomIn={
-"deadzone": 0.2,
-"events": [Object(InputEventMouseButton,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"button_mask":0,"position":Vector2(0, 0),"global_position":Vector2(0, 0),"factor":1.0,"button_index":4,"canceled":false,"pressed":false,"double_click":false,"script":null)
-]
-}
-zoomOut={
-"deadzone": 0.2,
-"events": [Object(InputEventMouseButton,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"button_mask":0,"position":Vector2(0, 0),"global_position":Vector2(0, 0),"factor":1.0,"button_index":5,"canceled":false,"pressed":false,"double_click":false,"script":null)
-]
-}
-togglePause={
-"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":32,"key_label":0,"unicode":32,"location":0,"echo":false,"script":null)
-]
-}
-resetCamera={
-"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":82,"physical_keycode":0,"key_label":0,"unicode":114,"location":0,"echo":false,"script":null)
-]
-}

langtons-ant/tile_map_layer.gd

@@ -1,22 +0,0 @@
-extends TileMapLayer
-
-var tiles: Dictionary = {}
-@onready var numTiles: int = get_tile_set().get_source(0).get_tiles_count()
-#@onready var texSize: Vector2 = get_tile_set().get_tile_texture(get_tile_set().get_tile_id(0))
-@onready var texSize: Vector2 = Vector2(32, 32) # TODO: get from tileSet
-@export var randomColors: bool = true
-var stateColMap: Dictionary = {
-}
-var rng: RandomNumberGenerator = RandomNumberGenerator.new()
-
-func get_tile_colour(pos: Vector2i) -> int:
-	return tiles.get_or_add(pos, 0)
-
-# TODO: state should be an enum probably
-func set_tile(pos: Vector2i, state: int) -> void:
-	self.set_cell(pos, 0, Vector2i(0, state%numTiles))
-	if randomColors:
-		var col: Color = stateColMap.get_or_add(state, Color(rng.randf(), rng.randf(), rng.randf(), 1))
-		self.get_cell_tile_data(pos).set_modulate(col)
-	tiles.erase(pos)
-	tiles.get_or_add(pos, state)

langtons-ant/tile_map_layer.gd.uid

@@ -1 +0,0 @@
-uid://cqxfmo3hixad1