Image Parsing

extends Node

var bit : int = 0
var img = Image.load_from_file("res://lvl.png")



func _ready():
    print_debug("this is a test")
    Gen_Lvl()

func check_pxl(x,y):
    if !img.get_pixel(x,y): #check self
        bit = 0
        if !img.get_pixel(x,y + 1): # check for pixel up
            bit += 1
            bit <<= 1
        else:
            bit <<= 1
        if !img.get_pixel(x,y -1): # check for pixel down
            bit += 1
            bit <<= 1
        else:
            bit <<= 1
        if !img.get_pixel(x - 1,y): # check for pixel left
            bit += 1
            bit <<= 1
        else:
            bit <<= 1
        if !img.get_pixel(x + 1,y): # check for pixel right
            bit += 1
        return bit

func Gen_Lvl():
    var img_size = img.get_size()
    print(img_size)
    for x in img_size.x:
        for y in img_size.y:
            var data = check_pxl(x,y)
            if data != null:
                print("at ", x, ",", y, " bit is ", data)