Added Glitch Room Source code to Gitty

games/pacman/pacman_maze.gd

@@ -0,0 +1,78 @@
+extends RefCounted
+## Logical map: artwork is never used as collision geometry.
+const ROWS := [
+	"############################",
+	"#............##............#",
+	"#.####.#####.##.#####.####.#",
+	"#o####.#####.##.#####.####o#",
+	"#.####.#####.##.#####.####.#",
+	"#..........................#",
+	"#.####.##.########.##.####.#",
+	"#.####.##.########.##.####.#",
+	"#......##....##....##......#",
+	"######.##### ## #####.######",
+	"     #.##### ## #####.#     ",
+	"     #.##          ##.#     ",
+	"     #.## ###--### ##.#     ",
+	"######.## #      # ##.######",
+	"      .   #      #   .      ",
+	"######.## #      # ##.######",
+	"     #.## ######## ##.#     ",
+	"     #.##          ##.#     ",
+	"     #.## ######## ##.#     ",
+	"######.## ######## ##.######",
+	"#............##............#",
+	"#.####.#####.##.#####.####.#",
+	"#.####.#####.##.#####.####.#",
+	"#o..##.......  .......##..o#",
+	"###.##.##.########.##.##.###",
+	"###.##.##.########.##.##.###",
+	"#......##....##....##......#",
+	"#.##########.##.##########.#",
+	"#.##########.##.##########.#",
+	"#..........................#",
+	"############################",
+]
+const DIRS := [Vector2i.UP, Vector2i.LEFT, Vector2i.DOWN, Vector2i.RIGHT]
+const PLAYER_START := Vector2i(13, 23)
+const DOOR := Vector2i(13, 11)
+
+static func neighbor(tile: Vector2i, direction: Vector2i) -> Vector2i:
+	var result := tile + direction
+	if result.y == 14:
+		result.x = posmod(result.x, 28)
+	return result
+
+static func walkable(tile: Vector2i, eyes := false) -> bool:
+	if tile.x < 0 or tile.x >= 28 or tile.y < 0 or tile.y >= 31:
+		return false
+	# Blank regions outside the maze are not corridors.
+	if tile.y != 14 and tile.y >= 9 and tile.y <= 19 and (tile.x < 5 or tile.x > 22):
+		return false
+	var cell: String = ROWS[tile.y][tile.x]
+	return cell != "#" and (cell != "-" or eyes)
+
+static func pellets() -> Dictionary:
+	var result := {}
+	for y in range(31):
+		for x in range(28):
+			if ROWS[y][x] in [".", "o"]:
+				result[Vector2i(x, y)] = ROWS[y][x] == "o"
+	return result
+
+static func actor(tile: Vector2i, direction: Vector2i) -> Dictionary:
+	return {
+		"tile": tile,
+		"next": tile,
+		"progress": 0.0,
+		"dir": direction,
+		"spawn_offset": Vector2.ZERO,
+	}
+
+static func position(actor_data: Dictionary) -> Vector2:
+	var offset := Vector2(actor_data.next - actor_data.tile)
+	if abs(offset.x) > 1.0:
+		offset.x = float(actor_data.dir.x)
+	# Actor centers use the logical maze lane. Rendering and collision share
+	# this exact position so a sprite cannot be shifted into a neighboring wall.
+	return Vector2(actor_data.tile) + actor_data.get("spawn_offset", Vector2.ZERO) + offset * actor_data.progress