from math import log
from PIL import Image
from serp import serp
class SubPix:
    def __init__(self,mode,size,color = 0,s=2):
        self.s = s
        try:
            
            self.image = Image.new(mode,tuple(map(lambda x: int(x*s),size)),color)
        except:
            print(tuple(map(lambda x: x*s,size)))
    def set_subpix(self,cord,v):
        s=self.s
        x,y = map(lambda c: int(c*s),cord)
        args = tuple(map(lambda n: ((n%s+x,n//s+y),v),range(s**2)))
        for i in args:
            self.image.putpixel(*i)
            
def make_triangle(n,b_w = False,outdir = r'x:\Users\Ralphie\Documents'):
    n = 2**n
    if b_w:
        p = (255,255,255)
        np = (0,0,0)
    else:
        np = (255,255,255)
        p = (0,0,0)
    

    s = serp(n)
    c = 0
    off = n-1
    
    triangle = SubPix('RGB',(2*n-1,n),np)
    for row in s:
        for x in range(len(row)):
            xy = (c,2*(x)+off)
            if row[x]:
                v = p
            else:
                v = np
            triangle.set_subpix(xy, v)
        off -= 1
        c += 1

    triangle.image.save(r'{}\serp.png'.format(outdir))
##make_triangle(11)
def make_triangle1(n,b_w = False,outdir = r'x:\users\Ralphie\Documents'):
    n = 2**n
    if b_w:
        p = (255,255,255)
        np = (0,0,0)
    else:
        np = (255,255,255)
        p = (0,0,0)
    s = serp(n)
    c = 0
    off = (n-1)/2
    triangle = SubPix('RGB',(n,n),np)
    for row in s:
        for x in range(len(row)):
            xy = (x+off,c)
            if row[x]:
                v = p
            else:
                v = np
            try:
                
                triangle.set_subpix(xy,v)
            except:
                print(xy,triangle.image.size)
        off -= .5
        c += 1
            
    triangle.image.save(r'{}\serp.png'.format(outdir))
make_triangle1(6)