Refactor into cmd, engine and game packages to make the code more clear

cmd/main/game.go

@@ -0,0 +1,40 @@
+package main
+
+import (
+	"pacman/engine/render"
+	"pacman/game/assets"
+	"pacman/game/world"
+
+	rl "github.com/gen2brain/raylib-go/raylib"
+)
+
+// Define the window's size
+const (
+	WINDOW_WIDTH = render.WIDTH * 3
+	WINDOW_HEIGH = render.HEIGHT * 3
+)
+
+// Draw the maze.
+func DrawMaze(maze *world.Maze, x, y uint8) {
+	for tile_x := range uint8(world.MAZE_WIDTH) {
+		for tile_y := range uint8(world.MAZE_HEIGHT) {
+			render.DrawTile(x+tile_x, y+tile_y, maze.At(tile_x, tile_y))
+		}
+	}
+}
+
+func main() {
+	maze := world.NewMaze(assets.Level1)
+
+	rl.InitWindow(WINDOW_WIDTH, WINDOW_HEIGH, "pacman")
+	defer rl.CloseWindow()
+
+	// Initialize renderer
+	render.Init()
+
+	for !rl.WindowShouldClose() {
+		render.Begin()
+		DrawMaze(&maze, 0, 2)
+		render.End()
+	}
+}