diff --git a/Enums.py b/Enums.py
deleted file mode 100644
index 33c7487..0000000
--- a/Enums.py
+++ /dev/null
@@ -1,12 +0,0 @@
-from enum import Enum
-
-class DIRECTION(Enum):
-    WEST = 0
-    EAST = 1
-    NORTH = 2
-    SOUTH = 3
-    
-class COLLUMN_STYLE(Enum):
-    INNER = 1
-    OUTER = 2
-    BOTH = 3
\ No newline at end of file
diff --git a/buildings/Building.py b/buildings/Building.py
index befeb87..32ea625 100644
--- a/buildings/Building.py
+++ b/buildings/Building.py
@@ -1,30 +1,42 @@
 import random as rd
-from Enums import COLLUMN_STYLE
+from utils.Enums import DIRECTION
+from gdpc import Editor, Block, geometry
 from buildings.Foundations import Foundations
 from buildings.Facade import Facade
+from buildings.Entrance import Entrance
+from buildings.Roof import Roof
 
 class Building:
-    def __init__(self, position : tuple[int,int], size : tuple[int, int], matrice : list[list[int]]):
+    def __init__(self,rdata, position : tuple[int,int], size : tuple[int, int], matrice : list[list[int]], floors : int):
         self.position = position
         self.length, self.width = size
         self.matrice = matrice
+        self.floors = floors
         
         # Generate every random components here
-        is_collumn_full_tile = bool(rd.getrandbits(1))
-        is_inner_or_outer = rd.choice(list(COLLUMN_STYLE))
         tile_size = self.gen_tile_size()
-        floor_height = rd.randint(4, 7)
         
-        is_inner_or_outer = COLLUMN_STYLE.BOTH
+        self.foundations = Foundations(rdata["foundations"], size, matrice, tile_size,)
+        self.facade = Facade(rdata["facade"], self.foundations.vertices, self.foundations.is_inner_or_outer)
+        self.entrance = Entrance(rdata, self.foundations.vertices, DIRECTION.EAST, self.foundations.is_inner_or_outer)
+        self.roof = Roof(rdata["roof"], self.foundations.polygon)
         
-        self.foundations = Foundations(position, size, matrice, tile_size, is_collumn_full_tile, is_inner_or_outer)
-        self.facade = Facade(self.foundations.vertices, floor_height, is_inner_or_outer)
+    def build(self, editor : Editor, materials : list[str]):
+        for y in range(self.floors+1):      
+            with editor.pushTransform((self.position[0], y*(self.foundations.floor_height+1) -1, self.position[1])):
+                if y == self.floors: 
+                    self.roof.build(editor, materials)
+                    break
+                self.foundations.build(editor, materials)
+                if y == 0: self.entrance.build(editor, materials)
+                else : self.facade.build(editor, materials)
         
     def gen_tile_size(self) -> int:
         # Tiles are constant square units different for each buildings
         smaller_side = min(self.length, self.width)
         
         # area is too small, will work but not very well
+        if smaller_side <= 5 : return smaller_side
         if smaller_side <= 15 : return smaller_side // 5
         
         return rd.randint(3, smaller_side // len(self.matrice))
diff --git a/buildings/Entrance.py b/buildings/Entrance.py
new file mode 100644
index 0000000..c82d38b
--- /dev/null
+++ b/buildings/Entrance.py
@@ -0,0 +1,114 @@
+import random as rd
+from gdpc import Editor, Block, geometry
+from utils.Enums import DIRECTION,COLLUMN_STYLE
+from buildings.geometry.Vertice import Vertice
+from buildings.Facade import Facade
+
+class Entrance:
+    def __init__(self, 
+                 rdata, 
+                 vertices : list[Vertice], 
+                 direction : DIRECTION, 
+                 collumn_style : COLLUMN_STYLE):
+        self.vertices = self.correct_vertices(vertices)
+        self.direction = direction
+        self.rdata = rdata
+        self.collumn_style = collumn_style
+        self.is_centered = self.is_centered()
+        self.door_vertice, self.facade = self.get_door_and_facade()
+        self.door_width, self.door_height, self.padding, self.ypadding = self.get_door_dimention()
+        self.editor, self.materials = None,None
+        
+    def build(self, editor : Editor, materials : list[str]):
+        self.editor = editor
+        self.materials = materials
+        self.correct_facade()
+        with self.editor.pushTransform((0,1,0)):
+            self.facade.build(self.editor, self.materials)
+            self.build_door()
+        
+    def build_door(self):
+        # self.padding is the padding from the door to the facade, padding is the padding from the door+self.padding to the end of the vertice
+        padding = (len(self.door_vertice) - (self.padding*2 + self.door_width // 2)) // 2
+        self.door_vertice.fill(self.editor, self.materials[0], 
+                               y = self.door_height+self.ypadding, 
+                               xpadding = padding, 
+                               zpadding = padding)
+        # padding is now the padding from the door to the end of the vertice
+        padding += self.padding
+        self.door_vertice.fill(self.editor, "air",
+                               y = self.door_height,
+                               xpadding = padding,
+                               zpadding = padding)
+        
+    def correct_facade(self):
+        self.facade.has_balcony = False
+        
+    def correct_vertices(self, vertices : list[Vertice]) -> list[Vertice]:
+        for v in vertices:
+            v.point2.set_position(y=v.point2.y-1)
+        return vertices
+        
+    def is_centered(self) -> bool:
+        return rd.random() <= self.rdata["entrance"]["centered"]
+    
+    def get_door_and_facade(self) -> tuple[Vertice, Facade]:
+        oriented_vertices = self.get_oriented_vertices()
+        door_vertice = None
+        
+        if self.is_centered:
+            oriented_vertices.sort(key = lambda v: v.point1.x if self.direction.value % 2 == 0 else v.point1.z) # if direction is north or south, sort by x, else sort by z
+            mid = len(oriented_vertices) // 2
+            ver1, ver2 = oriented_vertices[mid], oriented_vertices[-mid-1]
+            
+            if ver1.point1.x != ver2.point1.x and ver1.point1.z != ver2.point1.z:
+                door_vertice = rd.choice([ver1, ver2])
+            elif ver1.point1.position == ver2.point1.position:
+                door_vertice = ver1
+            else : 
+                door_vertice =  Vertice(ver2.point1.copy(), ver1.point2.copy())
+            
+        else: 
+            door_vertice = rd.choice(oriented_vertices)
+        
+        facade = Facade(self.rdata["facade"], self.vertices, self.collumn_style)
+        return(door_vertice, facade)
+        
+    def get_oriented_vertices(self) -> list[Vertice]:
+        # Get all the vertice that can contain the door
+        
+        # if direction is north or south, compare by x, else compare by z
+        compare  = lambda v: (v.point1.z,v.point1.x) if self.direction.value % 2 == 0 else (v.point1.x,v.point1.z) 
+        # if direction is north or west, the most off_centered is the maximum, else it is the minimum
+        off_centered = lambda p1,p2: max(p1,p2) if self.direction == DIRECTION.NORTH or self.direction == DIRECTION.WEST else min(p1,p2) 
+        
+        oriented_vertices = []
+        for v in self.vertices:
+            if v.facing != self.direction: continue
+            sortby,position = compare(v)
+            alreadyset = False
+            for ov in oriented_vertices:
+                ov_sorted, ov_position = compare(ov)
+                if position == ov_position:
+                    if off_centered(sortby,ov_sorted) == sortby: oriented_vertices.remove(ov)
+                    else: alreadyset = True
+            if not alreadyset: oriented_vertices.append(v)
+                    
+        return oriented_vertices
+    
+    def get_door_dimention(self) -> tuple[int,int,int,int]: # return width, height, padding, ypadding
+        max_width = len(self.door_vertice) - 2
+        max_height = self.door_vertice.get_height() - 1
+        
+        door_width = rd.randint(self.rdata["entrance"]["door"]["size"]["min_width"], self.rdata["entrance"]["door"]["size"]["max_width"])
+        door_height = rd.randint(self.rdata["entrance"]["door"]["size"]["min_height"], self.rdata["entrance"]["door"]["size"]["max_height"])
+        xpadding = rd.randint(1, self.rdata["entrance"]["door"]["padding"]["max"])
+        ypadding = rd.randint(1, self.rdata["entrance"]["door"]["padding"]["max_top"])
+        
+        if door_width > max_width: door_width = max_width
+        if door_height > max_height: door_height = max_height
+        if xpadding*2 + door_width > max_width: xpadding += (max_width - (xpadding*2 + door_width)-1)//2
+        if ypadding + door_height > max_height: ypadding += max_height - (ypadding + door_height)
+        
+        return door_width,door_height,xpadding,ypadding
+        
\ No newline at end of file
diff --git a/buildings/Facade.py b/buildings/Facade.py
index 25b07ad..f1da338 100644
--- a/buildings/Facade.py
+++ b/buildings/Facade.py
@@ -1,29 +1,89 @@
-from Enums import COLLUMN_STYLE
+import random as rd
+from utils.functions import *
+from utils.Enums import COLLUMN_STYLE,DIRECTION,INTER_FLOOR_BORDER
+from gdpc import Editor, Block, geometry, Transform
 from buildings.geometry.Vertice import Vertice
-from buildings.geometry.Rectangle import Rectangle
+from buildings.geometry.Point import Point
 from buildings.elements.Window import Window
+from buildings.elements.Balcony import Balcony
 
 class Facade:
-    def __init__(self, vertices : list[Vertice], height : int, is_inner_or_outer : COLLUMN_STYLE):
+    def __init__(self, 
+                 rdata, 
+                 vertices : list[Vertice], 
+                 collumn_style : COLLUMN_STYLE):
+        self.rdata = rdata
         self.vertices = vertices
-        self.is_inner_or_outer = is_inner_or_outer
-        self.height = height
-        self.window_size = self.get_window_size()
+        self.collumn_style = collumn_style
+        self.height, self.length = self.get_dimentions()
+        self.padding = 0
         self.window =  self.get_window()
         self.has_balcony = self.has_balcony()
-        self.has_inter_floor = self.has_inter_floor()
+        self.balcony = self.get_balcony()
+        self.has_inter_floor, self.inter_floor_border_style = self.has_inter_floor()
+        self.editor, self.materials = None,None
         
-    def build_facade(self):
-        pass
-        
-    def get_window_size(self) -> tuple[int,int]:
-        pass
+    def build(self, editor : Editor, materials : list[str]):  
+        self.editor = editor
+        self.materials = materials
+        points = sum([[vertice.point1, vertice.point2] for vertice in self.vertices], [])
+                  
+        for vertice in self.vertices:
+            flip=(vertice.facing == DIRECTION.WEST or vertice.facing == DIRECTION.SOUTH, False, False)
+            vertice.fill(editor, materials[0], self.height, xpadding = self.padding, zpadding = self.padding)
+            with editor.pushTransform(Transform(vertice.point1.position,rotation = vertice.facing.value, flip = flip)):
+                self.window.build(editor, materials)
+                if self.has_inter_floor: self.build_inter_floor()
+                if self.has_balcony: self.balcony.build(editor, materials)
+                self.correct_corners(points,vertice)
+                
+    def correct_corners(self,points : list[Point], v : Vertice):
+        if self.padding == 0:
+            if self.window.border_radius != 0 and self.window.width == self.length:
+                if points.count(v.point1) >= 2:
+                    self.editor.placeBlock((0,self.window.ypadding,0), Block(self.materials[8]))
+                    self.editor.placeBlock((0,self.window.ypadding+self.window.height,0), Block(self.materials[8], {"type": "top"}))
+                if points.count(v.point2) >= 2:
+                    self.editor.placeBlock((self.length-1,self.window.ypadding,0), Block(self.materials[8]))
+                    self.editor.placeBlock((self.length-1,self.window.ypadding+self.window.height,0), Block(self.materials[8], {"type": "top"}))
+            
+            if self.has_inter_floor:
+                material = Block("air")
+                if self.inter_floor_border_style == INTER_FLOOR_BORDER.SLAB:
+                    material = Block(self.materials[8], {"type": "top"})
+                elif self.inter_floor_border_style == INTER_FLOOR_BORDER.STAIRS:
+                    material = Block(self.materials[4], {"facing": "south", "half": "top"})
+                    
+                if points.count(v.point1) >= 2:
+                    self.editor.placeBlock((-1,self.height,-1), material)
+                if points.count(v.point2) >= 2:
+                    self.editor.placeBlock((self.length,self.height,-1), material)
+                     
         
+    def get_window(self) -> Window:
+        if self.collumn_style.value >= 2: # collumn_style >= 2 = outer collumns
+            self.padding = 1
+            
+        max_width = self.length-2*self.padding
+        max_height = min(self.height, self.rdata["windows"]["size"]["max_height"])
+            
+        return Window(self.rdata["windows"] ,max_width, max_height, self.length, self.height)
+    
+    def get_balcony(self) -> Balcony|None:
+        if not self.has_balcony: return None
+        max_width = self.length-2*self.padding
+        return Balcony(self.rdata["balcony"], max_width, self.window, self.collumn_style)
+    
+    def build_inter_floor(self):
+        geometry.placeCuboid(self.editor,(self.padding,self.height,0),(self.length-1-self.padding,self.height,0),Block(self.materials[0])) 
+        geometry.placeCuboid(self.editor,(self.padding,self.height,-1),(self.length-1-self.padding,self.height,-1),Block(self.materials[4], {"facing": "south", "half": "top"})) 
+
     def has_balcony(self) -> bool:
-        pass
+        return self.rdata["balcony"]["proba"] >= rd.random()
     
     def has_inter_floor(self) -> bool:
-        pass
+        return (self.rdata["inter_floor"]["proba"] >= rd.random(), select_random(self.rdata["inter_floor"]["border_style"], INTER_FLOOR_BORDER))
     
-    def get_window(self) -> Window:
-        pass
\ No newline at end of file
+    def get_dimentions(self) -> tuple[int,int]:
+        return ( self.vertices[0].get_height(), len(self.vertices[0]))
+    
\ No newline at end of file
diff --git a/buildings/Foundations.py b/buildings/Foundations.py
index b36c610..e6003a8 100644
--- a/buildings/Foundations.py
+++ b/buildings/Foundations.py
@@ -1,35 +1,31 @@
 import random as rd
 import numpy as np
 import math
-from Enums import COLLUMN_STYLE
+
+from utils.Enums import COLLUMN_STYLE
+from utils.functions import *
 from buildings.geometry.Tile import Tile
 from buildings.geometry.Polygon import Polygon
 from buildings.geometry.Point import Point
-from buildings.geometry.Rectangle import Rectangle
 from buildings.elements.Collumn import Collumn
 
 class Foundations:
-    # TODO : gérer les collones sur les tiles trop petites et les colones 1tile/2 + fulltile
+    # TODO : gérer les collones sur les tiles trop petites et les colones 1tile/2
     
-    def __init__(self, 
-                 position : tuple[int,int], 
+    def __init__(self,
+                 rdata,
                  size : tuple[int, int], 
                  matrice : list[list[int]], 
-                 tile_size : int, 
-                 is_collumn_full_tile : bool, 
-                 is_inner_or_outer : COLLUMN_STYLE):
+                 tile_size : int):
         # Foundations are the base of the building, they are made of tiles and based on a matrice
         
         # Random components
         self.tile_size = tile_size
-        self.is_collumn_full_tile = is_collumn_full_tile
-        self.is_inner_or_outer = is_inner_or_outer
+        self.is_inner_or_outer = select_random(rdata["collumn_style"], COLLUMN_STYLE)
+        self.floor_height = rd.randint(rdata["floor"]["min_height"], rdata["floor"]["max_height"])-1
         
-        x,z = position
-        self.position = Point(x = x, z = z)
         self.size = size
-        self.length = size[0]
-        self.width = size[1]
+        self.length, self.width = size
         self.matrice = matrice
         self.tiles = []
         self.vertices = []
@@ -39,23 +35,33 @@ class Foundations:
         self.z_distribution = []
         self.polygon = self.get_polygon()
         self.collumns = self.get_columns()
+        
+    def build(self, editor, materials : list[str]):
+        self.polygon.fill(editor, materials[5],0)
+        self.polygon.fill(editor, materials[6], self.floor_height)
+        self.build_collumns(editor, materials)
+        
+    def build_collumns(self, editor, materials : list[str]):
+        for collumn in self.collumns:
+            if collumn.is_outer and self.is_inner_or_outer == COLLUMN_STYLE.INNER: continue
+            if not collumn.is_outer and self.is_inner_or_outer == COLLUMN_STYLE.OUTER: continue
+            collumn.fill(editor, materials[7], self.floor_height+1)
     
     def add_tile(self, tile : Tile):
         self.tiles.append(tile)
     
     def get_polygon(self) -> Polygon:
         ## The polygon is a shape of tiles representing the foundation shape
-        polygon = Polygon(self.position, self.size)
-        avaliable_space = (self.length_in_tiles, self.width_in_tiles)
+        polygon = Polygon(self.size)
         
         # we save the distribution, usefull for the next steps 
-        self.x_distribution = self.get_distribution(len(self.matrice), avaliable_space[0])
-        self.z_distribution = self.get_distribution(len(self.matrice[0]), avaliable_space[1])
+        self.x_distribution = self.get_distribution(len(self.matrice), self.length_in_tiles)
+        self.z_distribution = self.get_distribution(len(self.matrice[0]), self.width_in_tiles)
         
         # this bullshit is to create tiles from the matrice and the distribution
-        x_padding = self.position.x
+        x_padding = 0
         for x,xsize in enumerate(self.x_distribution):
-            z_padding = self.position.z
+            z_padding = 0
             for z,zsize in enumerate(self.z_distribution):
                 if self.matrice[x][z] == 1:
                     for xi in range(xsize):
@@ -65,7 +71,7 @@ class Foundations:
                 z_padding += zsize * self.tile_size
             x_padding += xsize * self.tile_size               
         
-        polygon.set_vertices_and_neighbors(self.tiles, self.vertices)   
+        polygon.set_vertices_and_neighbors(self.tiles, self.vertices, self.floor_height)   
         polygon.compress(self.tiles, self.vertices)                 
         return polygon
         
@@ -110,6 +116,7 @@ class Foundations:
             return sizes
     
     def get_columns(self) -> list[Collumn]:
+        if self.is_inner_or_outer ==  COLLUMN_STYLE.NONE: return []
         collumns = []
         
         for tile in self.tiles:
@@ -137,8 +144,7 @@ class Foundations:
                 if collumn.point1.position == compare.point1.position :
                     if compare.is_outer : collumn.set_is_outer(True)
                     collumns.remove(compare)
-        
-        print(len(collumns))            
+                   
         return collumns
     
         
\ No newline at end of file
diff --git a/buildings/Roof.py b/buildings/Roof.py
new file mode 100644
index 0000000..7036a87
--- /dev/null
+++ b/buildings/Roof.py
@@ -0,0 +1,15 @@
+import random as rd
+from buildings.geometry.Polygon import Polygon
+
+class Roof:
+    def __init__(self,rdata, polygon : Polygon):
+        self.rdata = rdata
+        self.polygon = polygon
+        self.has_rembard = self.has_rembard()
+        
+    def build(self, editor, materials : list[str]):
+        self.polygon.fill(editor, materials[0])
+        if self.has_rembard: self.polygon.fill_vertice(editor, materials[9],1)
+        
+    def has_rembard(self):
+        return rd.random() <= self.rdata["rembard"]
diff --git a/buildings/TODO b/buildings/TODO
new file mode 100644
index 0000000..43f622d
--- /dev/null
+++ b/buildings/TODO
@@ -0,0 +1,20 @@
+Encadrement fenêtre
+toit de balcon avec/sans pilliers
+collumn style
+rembard object
+détails facade
+rdc
+toit (clim, chateau deau, pubs)
+tiles 3d
+textures object
+opti textures
+opti géométrique
+opti gdpc
+pilliers quand trop de fenêtres + pas de pilliers si tile trop petite
+limitateur taille
+facade lisses/ immeubles collés
+matrices pré-distribués
+angles 270
+bug entrée au milieu du O
+bug entrée dans le pillier
+center le building dans son area (ou pas)
\ No newline at end of file
diff --git a/buildings/elements/Balcony.py b/buildings/elements/Balcony.py
new file mode 100644
index 0000000..42defca
--- /dev/null
+++ b/buildings/elements/Balcony.py
@@ -0,0 +1,135 @@
+import random as rd
+from gdpc import Editor, Block, geometry
+from utils.functions import *
+from utils.Enums import BALCONY_BORDER_RADIUS,COLLUMN_STYLE
+from buildings.geometry.Point import Point
+from buildings.geometry.Vertice import Vertice
+from buildings.elements.Window import Window
+
+class Balcony:
+    def __init__(self, 
+                 rdata, 
+                 max_width : int, 
+                 windows : Window, 
+                 collumn_style : COLLUMN_STYLE):
+        self.rdata = rdata
+        self.windows = windows
+        self.max_width = max_width
+        self.collumn_style = collumn_style
+        self.length = self.get_len()
+        self.has_multiple = self.has_multiple()
+        self.has_details = self.has_details()
+        self.border_radius = self.has_border_radius()
+        self.follow_window = self.follow_window()
+        self.structure = self.get_structures()
+        self.editor, self.materials = None,None
+        
+    def build(self, editor : Editor, materials : list[str]):
+        self.editor = editor
+        self.materials = materials
+        for s in self.structure:
+            s.fill(editor, materials[0])
+            self.build_rembard(s)
+            self.build_details(s)
+            self.build_border_radius(s)
+            
+    def build_rembard(self, s : Vertice):
+        geometry.placeCuboid(self.editor,(s.point1.x,1,-1),(s.point1.x,1,-self.length),Block(self.materials[3]))
+        geometry.placeCuboid(self.editor,(s.point2.x,1,-1),(s.point2.x,1,-self.length),Block(self.materials[3]))
+        geometry.placeCuboid(self.editor,(s.point1.x,1,-self.length),(s.point2.x,1,-self.length),Block(self.materials[3]))
+        
+    def build_details(self, s : Vertice):
+        if not self.has_details: return
+        geometry.placeCuboid(self.editor,(s.point1.x,0,-1),(s.point1.x,0,-self.length),Block(self.materials[4], {"facing": "east", "half": "top"}))
+        geometry.placeCuboid(self.editor,(s.point2.x,0,-1),(s.point2.x,0,-self.length),Block(self.materials[4], {"facing": "west", "half": "top"}))
+        geometry.placeCuboid(self.editor,(s.point1.x,0,-self.length),(s.point2.x,0,-self.length),Block(self.materials[4], {"facing": "south", "half": "top"}))
+      
+    def build_border_radius(self, s : Vertice):
+        if self.border_radius == BALCONY_BORDER_RADIUS.NONE: return
+        
+        geometry.placeCuboid(self.editor,(s.point1.x,0,-self.length),(s.point1.x,1,-self.length),Block("air"))
+        geometry.placeCuboid(self.editor,(s.point2.x,0,-self.length),(s.point2.x,1,-self.length),Block("air"))
+        self.editor.placeBlock((s.point1.x+1,1,-self.length+1), Block(self.materials[3]))
+        self.editor.placeBlock((s.point2.x-1,1,-self.length+1), Block(self.materials[3]))
+        
+        if self.has_details:
+            self.editor.placeBlock((s.point1.x,0,-self.length+1), Block(self.materials[4], {"facing": "south", "half": "top"}))
+            self.editor.placeBlock((s.point1.x+1,0,-self.length), Block(self.materials[4], {"facing": "east", "half": "top"}))
+            self.editor.placeBlock((s.point2.x,0,-self.length+1), Block(self.materials[4], {"facing": "south", "half": "top"}))
+            self.editor.placeBlock((s.point2.x-1,0,-self.length), Block(self.materials[4], {"facing": "west", "half": "top"}))
+            
+            if self.border_radius == BALCONY_BORDER_RADIUS.FULL:
+                self.editor.placeBlock((s.point1.x+1,0,-self.length+1), Block(self.materials[4], {"facing": "east", "half": "top"}))
+                self.editor.placeBlock((s.point2.x-1,0,-self.length+1), Block(self.materials[4], {"facing": "west", "half": "top"}))
+        
+    def get_structures(self) -> list[Vertice]:
+        # structures are the base shape of the balcony
+        attach_points = self.get_attach_points()
+        len_attach_points = len(attach_points)-1
+        min_wid = self.rdata["size"]["min_width"]
+        min_gap = self.rdata["multiple"]["min_gap"]
+        growth_chance = self.rdata["growth"]
+        midpoint = len_attach_points//2
+        x1,x2 = midpoint, len_attach_points - midpoint
+        
+        structures = []
+        centered = True
+        while x1 > 0:
+            x1 -= 1
+            x2 += 1 if centered else 0
+            leng = attach_points[x2] - attach_points[x1] - 1
+            
+            if x1 == 0: 
+                if leng >= min_wid: self.append_structure(structures, x1, x2, attach_points, len_attach_points, centered)
+                break
+            if leng < min_wid: continue
+            
+            if growth_chance < rd.random(): 
+                self.append_structure(structures, x1, x2, attach_points, len_attach_points, centered)
+                    
+                if not self.has_multiple: break
+                else:
+                    centered = False
+                    if attach_points[x1]-min_wid < min_gap: break
+                    gap  = rd.randint(min_gap, attach_points[x1]-min_wid)
+                    x2 = x1-gap
+                    x1 = x2-min_wid+1
+                           
+        return structures
+                
+    def get_attach_points(self) -> list[int]:
+        # points where the structures can start/finish
+        padding = 0 if self.collumn_style.value < 2 else 1 # collumn_style < 2 = no outer collumns
+        points = [i + padding for i in range(self.max_width)]
+        if self.follow_window:
+            pad = self.windows.padding
+            for w in self.windows.windows:
+                for i in range(pad+w.x1, pad+w.x2+1):
+                    points.remove(i)
+                    
+        return points
+    
+    def create_structure(self, x1 : int, x2 : int) -> Vertice:
+        return Vertice(Point(x = x1), Point(x = x2,z = -self.length))
+    
+    def append_structure(self, structures : list[Vertice], x1 : int, x2 : int, attach_points : list[int], len_attach_points : int, centered : bool):
+        structures.append(self.create_structure(attach_points[x1], attach_points[x2]))
+        if not centered:
+            structures.append(self.create_structure(attach_points[len_attach_points-x1], attach_points[len_attach_points-x2]))
+    
+    def follow_window(self) -> bool:
+        return not self.windows.ypadding > 3
+        
+    def has_multiple(self) -> bool:
+        if self.max_width < self.rdata["multiple"]["min_width"]: return False
+        return self.rdata["multiple"]["proba"] >= rd.random()
+    
+    def has_details(self) -> bool:
+        return self.rdata["details"] >= rd.random()
+    
+    def has_border_radius(self) -> bool:
+        if self.length < 2: return BALCONY_BORDER_RADIUS.NONE
+        return select_random(self.rdata["border_radius"], BALCONY_BORDER_RADIUS)
+    
+    def get_len(self) -> int:
+        return rd.randint(self.rdata["size"]["min_len"], self.rdata["size"]["max_len"])
\ No newline at end of file
diff --git a/buildings/elements/Collumn.py b/buildings/elements/Collumn.py
index 6fd7c1e..40e644d 100644
--- a/buildings/elements/Collumn.py
+++ b/buildings/elements/Collumn.py
@@ -8,4 +8,7 @@ class Collumn(Rectangle):
         
     def set_is_outer(self, is_outer : bool):
         self.is_outer = is_outer
+        
+    def __repr__(self):
+        return super().__repr__() + f"\nIs outer : {self.is_outer}\n\n"
         
\ No newline at end of file
diff --git a/buildings/elements/FacadeDetails.py b/buildings/elements/FacadeDetails.py
new file mode 100644
index 0000000..069963e
--- /dev/null
+++ b/buildings/elements/FacadeDetails.py
@@ -0,0 +1,19 @@
+from buildings.geometry.Vertice import Vertice
+
+class FacadeDetails:
+    def __init__(self,rdata , zones : list[Vertice]):
+        self.zones = zones
+        self.sizes = self.get_sizes()
+        
+    def get_sizes(self) -> list[tuple[int,int,int]]:
+        # foreach different zone sizes in self.zones, we will gen different details
+        sizes = []
+        center_for_symetry = len(self.zones) // 2
+        for zone in self.zones:
+            size = zone.point2.position - zone.point1.position
+            if size not in sizes :
+                sizes.append(size)
+                
+        return sizes
+    
+    
\ No newline at end of file
diff --git a/buildings/elements/FacadedetailsElt/Buttons.py b/buildings/elements/FacadedetailsElt/Buttons.py
new file mode 100644
index 0000000..3436a95
--- /dev/null
+++ b/buildings/elements/FacadedetailsElt/Buttons.py
@@ -0,0 +1,3 @@
+class Buttons:
+    def __init__(self):
+        pass
\ No newline at end of file
diff --git a/buildings/elements/FacadedetailsElt/InterFloor.py b/buildings/elements/FacadedetailsElt/InterFloor.py
new file mode 100644
index 0000000..e69de29
diff --git a/buildings/elements/FacadedetailsElt/Moldings.py b/buildings/elements/FacadedetailsElt/Moldings.py
new file mode 100644
index 0000000..e69de29
diff --git a/buildings/elements/FacadedetailsElt/Pillar.py b/buildings/elements/FacadedetailsElt/Pillar.py
new file mode 100644
index 0000000..e69de29
diff --git a/buildings/elements/Window.py b/buildings/elements/Window.py
index 81edaff..5a2739e 100644
--- a/buildings/elements/Window.py
+++ b/buildings/elements/Window.py
@@ -1,10 +1,150 @@
+import random as rd
+import math
+from gdpc import Editor, Block, geometry, Transform
+from utils.Enums import WINDOW_BORDER_RADIUS
+from utils.functions import *
+from buildings.geometry.Point import Point
+from buildings.geometry.Vertice import Vertice
+from buildings.elements.WindowElt.Glass import Glass
+
 class Window:
-    def __init__(self, size : tuple[int,int]):
-        self.size = size
+    def __init__(self, 
+                 rdata, 
+                 max_width : int, 
+                 max_height : int, 
+                 facade_len : int, 
+                 facade_height : int):
+        self.rdata = rdata
+        self.width, self.height = self.get_size(max_width, max_height)
+        self.is_grounded = self.is_grounded()
+        self.is_alternate = self.is_alternate()
+        self.border_radius = self.border_radius()
+        self.has_multiple = self.has_multiple_windows()
+        self.has_vertical_crossbar, self.has_horizontal_crossbar = self.has_crossbars()
+        self.padding, self.ypadding = self.get_padding(facade_len, facade_height)
+        self.windows = self.get_windows()
+        self.editor, self.materials = None,None
         
+    def build(self, editor : Editor, materials : list[str]):
+        self.editor = editor
+        self.materials = materials
+        with editor.pushTransform(Transform((self.padding,self.ypadding,0))):
+            for g in self.windows:
+                leng = len(g)
+                g.build(editor, materials[1], materials[2])
+                self.build_crossbars(g.x1, g.x2, leng)
+                if leng > 1: self.build_border_radius(g.x1, g.x2)
+                         
+    def build_crossbars(self, x1 : int, x2 : int, len : int):
+        if self.has_vertical_crossbar and self.height+1 >= self.rdata["crossbars"]["min_height_for_vertical_crossbar"]:
+            y = self.height//2
+            geometry.placeCuboid(self.editor,(x1,y,0),(x2,y,0),Block(self.materials[3]))
+        if self.has_horizontal_crossbar and len >= self.rdata["crossbars"]["min_width_for_horizontal_crossbar"]:
+            x = len//2
+            geometry.placeCuboid(self.editor,(x1+x,0,0),(x2-x,self.height,0),Block(self.materials[3], {"up" : "true"})) 
+            
+    def build_border_radius(self, x1 : int, x2 : int):
+        if self.border_radius != WINDOW_BORDER_RADIUS.NONE:
+            self.editor.placeBlock((x1,self.height,0),Block(self.materials[4], {"facing": "west", "half": "top"}))
+            self.editor.placeBlock((x2,self.height,0),Block(self.materials[4], {"facing": "east", "half": "top"}))
+        if self.border_radius == WINDOW_BORDER_RADIUS.TOP_AND_BOTTOM:
+            self.editor.placeBlock((x1,0,0),Block(self.materials[4], {"facing": "west"}))
+            self.editor.placeBlock((x2,0,0),Block(self.materials[4], {"facing": "east"}))
     
-    def open(self):
-        pass
+    def get_windows(self) -> list[Glass]:
+        windows = []
+        if not self.has_multiple: windows = [Glass(0,self.width-1,[self.create_window(0, self.width)])]
+        else: windows = self.get_multiple_windows()
+        if self.is_alternate: self.alternate(windows)
+        
+        return windows
+        
+    def get_multiple_windows(self) -> list[Glass]:
+        windows = []
+        slices = rd.randint(3, self.width//self.rdata["size"]["min_width"])
+        mid = math.ceil(slices/2)
+        windows_count = mid
+        inter_count = slices - windows_count
+        window_size = rd.randint(self.rdata["size"]["min_width"], (self.width-inter_count) // windows_count) 
+        inter_size = (self.width - window_size*windows_count) // inter_count
+        
+        is_even= slices % 2 == 0
+        is_window, gap = True, 0
+        remainder = self.width - (window_size*windows_count + inter_size*inter_count)
+        
+        if windows_count % 2 == 1 and inter_count % 2 == 1: 
+            inter_count -= 1
+            remainder += inter_size
+            is_even = not is_even
+            
+        for i in range(1,slices+1):
+            wsize,isize = window_size, inter_size
+            if is_even and i == mid: wsize, isize = wsize*2, isize*2
+            if i ==  mid: wsize, isize = wsize + remainder, isize + remainder
+            
+            if is_window:               
+                windows.append(Glass(gap, gap+wsize-1,[self.create_window(gap, wsize)]))
+                gap += wsize
+            else : 
+                gap += isize
+                
+            is_window = not is_window
+        
+        return windows
     
-    def close(self):
-        pass
\ No newline at end of file
+    def alternate(self, windows : list[Glass]):
+        for g in windows:
+            g.reset_groups()
+            leng = len(g)
+            mid = g.x1 + leng//2
+            
+            is_block, is_even = False, leng % 2 == 0
+            for x in range(g.x1,g.x2+1):
+                if is_even and x == mid: is_block = not is_block # to keep symetry
+                if is_block: g.group2.append(self.create_window(x))
+                else : g.group1.append(self.create_window(x))
+                is_block = not is_block
+        
+    def create_window(self, x1 : int, length : int = None) -> Vertice:
+        x2 = x1 if length is None else x1 + length -1
+        return Vertice(Point(x = x1), Point(x2,self.height))
+    
+    def has_multiple_windows(self):
+        if self.width >  self.rdata["size"]["max_width"]: return True
+        elif self.width >=  self.rdata["multiple"]["min_width"]:
+            return self.rdata["multiple"]["proba"] >= rd.random()
+        else : return False
+    
+    def is_alternate(self):
+        # if the window alternate between glass_blocks and glass_panes
+        return self.rdata["alternate"] >= rd.random()
+    
+        
+    def get_size(self, max_width : int ,max_height : int) -> tuple[int,int]:
+        return (
+                rd.randint(self.rdata["size"]["min_width"],max_width),
+                rd.randint(self.rdata["size"]["min_height"],max_height)
+            )
+        
+    def get_padding(self, facade_len : int, facade_height : int) -> tuple[int,int]:
+        padding,ypadding = 0,0
+        if not self.is_grounded: ypadding = (facade_height - self.height)//2
+        
+        # correction to avoid asymetry
+        padding = (facade_len - self.width)//2
+        self.width = facade_len - padding*2
+        
+        return (padding, ypadding)
+                          
+    def is_grounded(self):
+        # if the window is grounded or if there is a padding between the window and the ground
+        return self.rdata["grounded"] >= rd.random()
+    
+    def has_crossbars(self):
+        # if the window has crossbars
+        data = self.rdata["crossbars"]
+        
+        return (data["vertical_crossbar"] >= rd.random(), data["horizontal_crossbar"] >= rd.random())
+    
+    def border_radius(self):
+        return select_random(self.rdata["border_radius"], WINDOW_BORDER_RADIUS)
\ No newline at end of file
diff --git a/buildings/elements/WindowElt/Glass.py b/buildings/elements/WindowElt/Glass.py
new file mode 100644
index 0000000..e9f40ee
--- /dev/null
+++ b/buildings/elements/WindowElt/Glass.py
@@ -0,0 +1,22 @@
+from gdpc import Editor
+from buildings.geometry.Vertice import Vertice
+
+class Glass:
+    def __init__(self, x1 : int, x2 : int, group1 : list[Vertice], group2 : list[Vertice] = None):
+        self.x1, self.x2 = x1, x2
+        self.group1, self.group2 = group1, group2
+        
+        
+    def build(self, editor : Editor, material1 : str, material2 : str):
+        for elt in self.group1:
+            elt.fill(editor, material1)
+        if self.group2 is None: return
+        for elt in self.group2:
+            elt.fill(editor, material2)
+            
+    def reset_groups(self):
+        self.group1, self.group2 = [], []
+    
+    def __len__(self):
+        return self.x2 - self.x1 + 1
+        
\ No newline at end of file
diff --git a/buildings/geometry/Point.py b/buildings/geometry/Point.py
index b8020ec..7300d8b 100644
--- a/buildings/geometry/Point.py
+++ b/buildings/geometry/Point.py
@@ -1,14 +1,20 @@
 class Point:
-    def __init__(self, x : int = None, y : int = None, z : int = None, p : tuple[int] = None):
+    def __init__(self, x : int = 0, y : int = 0, z : int = 0, p : tuple[int,int,int] = None):
         if p != None: x,y,z = p
         self.x = x
         self.y = y
         self.z = z
         self.position = (x,y,z)
         
-    def set_position(self, x : int = None, y : int = None, z : int = None, p : tuple[int] = None):
+    def set_position(self, x : int = None, y : int = None, z : int = None, p : tuple[int,int,int] = None):
         if p != None: x,y,z = p
         self.x = x if x != None else self.x
         self.y = y if y != None else self.y
         self.z = z if z != None else self.z
-        self.position = (self.x,self.y,self.z)
\ No newline at end of file
+        self.position = (self.x,self.y,self.z)
+        
+    def __repr__(self):
+        return f"Point({self.position})"
+    
+    def copy(self) -> 'Point':
+        return Point(self.x, self.y, self.z)
\ No newline at end of file
diff --git a/buildings/geometry/Polygon.py b/buildings/geometry/Polygon.py
index 9e7ea8e..92dfbc3 100644
--- a/buildings/geometry/Polygon.py
+++ b/buildings/geometry/Polygon.py
@@ -1,26 +1,27 @@
-from Enums import DIRECTION
-from gdpc import Editor, Block, geometry
+from utils.Enums import DIRECTION
+from gdpc import Editor, Block, geometry, Transform
 from buildings.geometry.Tile import Tile
 from buildings.geometry.Point import Point
 from buildings.geometry.Rectangle import Rectangle
 from buildings.geometry.Vertice import Vertice
 
 class Polygon:
-    def __init__(self, position : Point, size: tuple[int,int]):
-        self.position = position
+    def __init__(self, size: tuple[int,int]):
         self.size = size
         self.shape = []
         self.vertices = []
         
-    def fill_polygon(self, editor : Editor, material : str, y : int, y2 : int = None):
-        if y2 == None: y2 = y
+    def fill(self, editor : Editor, material : str, y : int = 0, y2 : int = None):
+        if y2 == None: y2 = 0
         for rect in self.shape:
-            rect.fill(editor, material, y, y2)
+            with editor.pushTransform(Transform((0,y,0))):
+                rect.fill(editor, material, y2)
         
     def fill_vertice(self, editor : Editor, material : str, y : int, y2 : int = None):
-        if y2 == None: y2 = y
+        if y2 == None: y2 = 0
         for vertice in self.vertices:
-            vertice.fill(editor, Block(material), y, y2)
+            with editor.pushTransform(Transform((0,y,0))):
+                vertice.fill(editor, material, y2)
 
     def compress(self, tiles : list[Tile], vertices : list[Vertice]):
         remaining_tiles = tiles.copy()
@@ -58,16 +59,16 @@ class Polygon:
             has_next2 = self._has_next(neighbors[1], current.facing, remaining_vertices)
             
             if has_next1:
-                current = Vertice(has_next1.point1, current.point2, current.facing)
+                current = Vertice(has_next1.point1.copy(), current.point2.copy(), current.facing)
             elif has_next2:
-                current = Vertice(current.point1, has_next2.point2, current.facing)
+                current = Vertice(current.point1.copy(), has_next2.point2.copy(), current.facing)
             else:
                 self.vertices.append(current)
                 current = remaining_vertices.pop()
             
             if len(remaining_vertices) == 0: self.vertices.append(current)     
                     
-    def set_vertices_and_neighbors(self, tiles : list[Tile], vertices : list[Vertice]):
+    def set_vertices_and_neighbors(self, tiles : list[Tile], vertices : list[Vertice], height : int):
         for tile in tiles:
             targets = tile.get_neighbors_coords()
             for vertice_num,target in enumerate(targets):
@@ -75,7 +76,7 @@ class Polygon:
                 if not has_neighbor:
                     vertice = tile.get_vertice(vertice_num)
                     vertices.append(vertice)
-                    tile.set_vertice(DIRECTION(vertice_num), vertice)
+                    tile.set_vertice(DIRECTION(vertice_num), vertice, height)
                 else :
                     tile.set_neighbor(vertice_num, has_neighbor)
     
@@ -89,7 +90,7 @@ class Polygon:
             for tile in new_line: remaining_tiles.remove(tile)
             line = new_line
     
-    def _has_neighbor(self, target : tuple[int], tiles : list[Tile]) -> bool|Tile:
+    def _has_neighbor(self, target : Point, tiles : list[Tile]) -> bool|Tile:
         for tile in tiles:
             if tile.pos.position == target.position:
                 return tile
diff --git a/buildings/geometry/Rectangle.py b/buildings/geometry/Rectangle.py
index 8c7ea24..47a7a4f 100644
--- a/buildings/geometry/Rectangle.py
+++ b/buildings/geometry/Rectangle.py
@@ -9,6 +9,15 @@ class Rectangle:
     def get_position(self):
         return (self.point1.position, self.point2.position)
     
-    def fill(self,editor : Editor, material : str, y : int, y2 : int = None):
-        if y2 == None: y2 = y
-        geometry.placeCuboid(editor, (self.point1.x, y, self.point1.z), (self.point2.x, y2, self.point2.z), Block(material))
+    def get_height(self):
+        return self.point2.y - self.point1.y
+    
+    def fill(self,editor : Editor, material : str, y : int = None, xpadding : int = 0, zpadding : int = 0):
+        if self.point2.x - self.point1.x < 2*xpadding: xpadding = 0
+        if self.point2.z - self.point1.z < 2*zpadding: zpadding = 0
+        if y is None: y = self.point2.y
+        
+        geometry.placeCuboid(editor, (self.point1.x+xpadding, 0, self.point1.z+zpadding), (self.point2.x-xpadding, y, self.point2.z-zpadding), Block(material))
+
+    def __repr__(self):
+        return f"{type(self).__name__}\n1 : {str(self.point1)},\n2 : {str(self.point2)}"
\ No newline at end of file
diff --git a/buildings/geometry/Tile.py b/buildings/geometry/Tile.py
index f1e2167..e1b6174 100644
--- a/buildings/geometry/Tile.py
+++ b/buildings/geometry/Tile.py
@@ -1,5 +1,5 @@
 from gdpc import Editor, Block, geometry
-from Enums import DIRECTION
+from utils.Enums import DIRECTION
 from buildings.geometry.Point import Point
 from buildings.geometry.Vertice import Vertice
 
@@ -27,15 +27,14 @@ class Tile:
         self.north_vertice = None
         self.south_vertice = None
         
-    def fill(self, editor : Editor, material : str, y : int, y2 : int = None) -> list[Point]:
-        if y2 == None: y2 = y
-        geometry.placeCuboid(editor, (self.pos.x, y, self.pos.z), (self.pos.x+self.size-1, y2, self.pos.z+self.size-1), Block(material))
+    def fill(self, editor : Editor, material : str, y : int = 0) -> list[Point]:
+        geometry.placeCuboid(editor, (self.pos.x, 0, self.pos.z), (self.pos.x+self.size-1, y, self.pos.z+self.size-1), Block(material))
         
     def get_neighbors_coords(self):
-        return [Point(x = self.pos.x - self.size, z = self.pos.z), # west
+        return [Point(x = self.pos.x, z = self.pos.z - self.size), # north
                 Point(x = self.pos.x + self.size, z = self.pos.z), # east
-                Point(x = self.pos.x, z = self.pos.z - self.size), # north
-                Point(x = self.pos.x, z = self.pos.z + self.size)] # south
+                Point(x = self.pos.x, z = self.pos.z + self.size), # south
+                Point(x = self.pos.x - self.size, z = self.pos.z)] # west
         
             
     def get_neighbor(self, direction) -> Point:
@@ -62,16 +61,16 @@ class Tile:
     
     def get_vertice(self,vertice : int|DIRECTION) -> Vertice:
         # gives the corresponding vertice : 
-        # 0 = west, 1 = east, 2 = north, 3 = south
+        # 0 = north, 1 = east, 2 = south, 3 = west
         match(vertice):
             case 0 :
-                return Vertice(self.north_west, self.south_west, DIRECTION.WEST)
+                return Vertice(self.north_west.copy(), self.north_east.copy(), DIRECTION.NORTH)
             case 1 :
-                return Vertice(self.north_east, self.south_east, DIRECTION.EAST)
+                return Vertice(self.north_east.copy(), self.south_east.copy(), DIRECTION.EAST)
             case 2 :
-                return Vertice(self.north_west, self.north_east, DIRECTION.NORTH)
+                return Vertice(self.south_west.copy(), self.south_east.copy(), DIRECTION.SOUTH)
             case 3 :
-                return Vertice(self.south_west, self.south_east, DIRECTION.SOUTH)
+                return Vertice(self.north_west.copy(), self.south_west.copy(), DIRECTION.WEST)
             case DIRECTION.WEST :
                 return self.west_vertice
             case DIRECTION.EAST :
@@ -81,8 +80,9 @@ class Tile:
             case DIRECTION.SOUTH :
                 return self.south_vertice
             
-    def set_vertice(self, direction : DIRECTION, vertice : Vertice):
+    def set_vertice(self, direction : DIRECTION, vertice : Vertice, height : int):
         self.has_vertice = True
+        vertice.point2.set_position(y = height)
         match(direction):
             case DIRECTION.WEST :
                 self.west_vertice = vertice
diff --git a/buildings/geometry/Vertice.py b/buildings/geometry/Vertice.py
index df58b40..ca26622 100644
--- a/buildings/geometry/Vertice.py
+++ b/buildings/geometry/Vertice.py
@@ -1,9 +1,9 @@
-from Enums import DIRECTION
+from utils.Enums import DIRECTION
 from buildings.geometry.Point import Point
 from buildings.geometry.Rectangle import Rectangle
 
 class Vertice(Rectangle):
-    def __init__(self, point1 : Point, point2 : Point, facing : str):
+    def __init__(self, point1 : Point, point2 : Point, facing : DIRECTION = None):
         Rectangle.__init__(self, point1, point2)
         self.facing = facing
         
@@ -15,7 +15,10 @@ class Vertice(Rectangle):
             case DIRECTION.EAST | DIRECTION.WEST:
                 return [Point(x = self.point1.x, z = self.point1.z - 1), 
                         Point(x = self.point2.x, z = self.point2.z + 1)]
-                
-    def get_size(self):
-        return self.point2.x - self.point1.x + self.point2.z - self.point1.z
+
+    def __len__(self):
+        return self.point2.x - self.point1.x + self.point2.z - self.point1.z + 1
+    
+    def __repr__(self):
+        return super().__repr__() + f"\nFacing : {self.facing} \n\n"
         
\ No newline at end of file
diff --git a/main.py b/main.py
index 818d02d..059a03a 100644
--- a/main.py
+++ b/main.py
@@ -1,28 +1,44 @@
-from gdpc import Editor, Block, geometry
+from gdpc import Editor, Block, geometry, Transform
 import networks.curve as curve
 import numpy as np
-import json
+from utils.JsonReader import JsonReader
+from utils.YamlReader import YamlReader
 from buildings.Building import Building
 
+from utils.functions import *
+
 editor = Editor(buffering=True)
 
-f = open('buildings\shapes.json')
-shapes = json.load(f)
- 
-# F = Foundations((0,0), (20,20), shapes[0]['matrice'])
-# F.polygon.fill_polygon(editor, "stone", -60)
-geometry.placeCuboid(editor, (-10,-60,-10), (85,-55,85), Block("air"))
-B = Building((0,0), (75,75), shapes[7]['matrice'])
-B.foundations.polygon.fill_vertice(editor, "pink_wool", -60)
-for collumn in B.foundations.collumns:
-    collumn.fill(editor, "white_concrete", -60, -55)
-B.foundations.polygon.fill_polygon(editor, "white_concrete", -60)
+# get every differents buildings shapes
+f = JsonReader('buildings\shapes.json')
+shapes = f.data
+
+# get the random data for the buildings
+y = YamlReader('params.yml')
+random_data = y.data
+
+#move your editor to the position you wanna build on
+transform = Transform((0,-60,110),rotation = 0)
+editor.transform.push(transform)
+
+# clear the area you build on
+geometry.placeCuboid(editor, (-5,0,-8), (25,100,25), Block("air"))
+
+# create a building at the relative position 0,0 with 20 blocks length and 20 blocks width, with a normal shape and 10 floors
+building = Building(random_data["buildings"], (0, 0), (20,20), shapes[0]['matrice'], 10)
+# build it with your custom materials
+building.build(editor, ["stone_bricks","glass_pane","glass","cobblestone_wall","stone_brick_stairs","oak_planks","white_concrete","cobblestone","stone_brick_slab","iron_bars"])
+
+
+
+
+
 
 # # Get a block
 # block = editor.getBlock((0,48,0))
 
 # # Place a block
-#editor.placeBlock((0 , 5, 0), Block("stone"))
+# editor.placeBlock((0 , 5, 0), Block("stone"))
 
 # # Build a cube
 # geometry.placeCuboid(editor, (458, 92, 488), (468, 99, 471), Block("oak_planks"))
diff --git a/params.yml b/params.yml
index f879b5d..5ce03f5 100644
--- a/params.yml
+++ b/params.yml
@@ -1 +1,91 @@
-// contains all random variables
+#  contains all random variables
+buildings:
+  tile_size:
+    min_tile_size: 3
+    max_tile_size: 12
+
+  foundations:
+    collumn_style :
+    # proportion of each style
+      none: 1
+      inner: 5
+      outer: 1
+      both: 1
+    floor:
+      min_height: 4
+      max_height: 7
+
+  facade:
+
+    windows:
+      size:
+        min_height: 2
+        max_height: 6
+        min_width: 1
+        max_width: 12
+      crossbars:
+        min_height_for_vertical_crossbar: 3
+        vertical_crossbar: 0.25
+        min_width_for_horizontal_crossbar: 3
+        horizontal_crossbar: 0.25
+      grounded: 0.5
+      # alternate between block and pane
+      alternate: 0.5
+      multiple: 
+        # min size and probability of multiple windows on the same vertice
+        min_width: 5
+        proba: 0.5
+      border_radius:
+        # proportion of each style
+        none: 2
+        top: 1
+        top_and_bottom: 1
+    
+    balcony: 
+      proba : 0.25
+      growth: 0.5 # [growth]% chance to have min_width + 1 balcony length, [growth**2]% chance to have min_width + 2 balcony length, etc
+      size:
+        min_len : 1
+        max_len : 3
+        min_width : 3
+      multiple:
+      # probability to have multiple balcony IF POSSIBLE
+      # this feature need a very large facade
+        proba: 1
+        min_width: 5
+        min_gap: 1
+      details: 0.35
+      border_radius:
+        # proportion of each style
+        none: 6
+        # no difference if there is no details
+        medium: 1
+        full: 1
+
+    inter_floor: 
+      proba: 0.5
+      border_style:
+        # bloc used to fill the corner of the interfloor
+        none: 1
+        slab: 2
+        stairs: 2
+
+  entrance:
+    centered: 0.8
+    different_facade: 0.75
+    size:
+      min_height: 5
+      max_height: 9
+    door:
+      size:
+        min_height: 2
+        max_height: 4
+        min_width: 1
+        max_width: 3
+      padding:
+        max: 2
+        max_top: 2
+
+  roof:
+    rembard: 0.5
+      
\ No newline at end of file
diff --git a/requirements.txt b/requirements.txt
index 9942a85..c763a55 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,3 +5,4 @@ pygame==2.5.2
 scipy==1.13.1
 skan==0.11.1
 skimage==0.0
+pyyaml==6.0.1
diff --git a/utils/Enums.py b/utils/Enums.py
new file mode 100644
index 0000000..a40fcbe
--- /dev/null
+++ b/utils/Enums.py
@@ -0,0 +1,28 @@
+from enum import Enum
+
+class DIRECTION(Enum):
+    NORTH = 0
+    EAST = 1
+    SOUTH = 2
+    WEST = 3
+    
+class COLLUMN_STYLE(Enum):
+    NONE = 0
+    INNER = 1
+    OUTER = 2
+    BOTH = 3
+    
+class WINDOW_BORDER_RADIUS(Enum):
+    NONE = 0
+    TOP = 1
+    TOP_AND_BOTTOM = 2  
+    
+class BALCONY_BORDER_RADIUS(Enum):
+    NONE = 0
+    MEDIUM = 1
+    FULL = 2
+    
+class INTER_FLOOR_BORDER(Enum):
+    NONE = 0
+    SLAB = 1
+    STAIRS = 2
\ No newline at end of file
diff --git a/utils/JsonReader.py b/utils/JsonReader.py
new file mode 100644
index 0000000..c2b462c
--- /dev/null
+++ b/utils/JsonReader.py
@@ -0,0 +1,11 @@
+import json
+
+class JsonReader:
+    def __init__(self, json_file):
+        self.data = self._load_json(json_file)
+        
+    def _load_json(self, json_file : str):
+        f = open(json_file)
+        js = json.load(f)
+        
+        return js
\ No newline at end of file
diff --git a/utils/YamlReader.py b/utils/YamlReader.py
new file mode 100644
index 0000000..4b2e883
--- /dev/null
+++ b/utils/YamlReader.py
@@ -0,0 +1,11 @@
+import yaml
+
+class YamlReader:
+    def __init__(self, yaml_file):
+        self.data = self._load_yaml(yaml_file)
+        
+    def _load_yaml(self, yaml_file : str):
+        with open(yaml_file, 'r') as stream:
+            data_loaded = yaml.safe_load(stream)
+        
+        return data_loaded
\ No newline at end of file
diff --git a/utils/functions.py b/utils/functions.py
new file mode 100644
index 0000000..aec47f8
--- /dev/null
+++ b/utils/functions.py
@@ -0,0 +1,6 @@
+from enum import Enum
+import random as rd
+
+def select_random(rdata : dict, enum : Enum) -> Enum:
+    # select a random value of the dict according to his coef and return the corresponding value in the enum
+    return enum[rd.choice([elt for elt,num in rdata.items() for _ in range(num)]).upper()]
\ No newline at end of file