diff --git a/constants.py b/constants.py
index 391f0b6..7e03d7a 100644
--- a/constants.py
+++ b/constants.py
@@ -3,6 +3,6 @@ from cmath import exp
 I = complex(0,1)
 WHITE = (255,255,255)
 BLACK = (0,0,0)
-OFFSET = 0.015625
+OFFSET = 0.0078125
 ROT = cNorm(exp(deg2rad(2)*I))
 IROT = 1/ROT
diff --git a/draw.py b/draw.py
index b9af465..399c788 100644
--- a/draw.py
+++ b/draw.py
@@ -4,8 +4,8 @@ from gyro import *
 from lines import *
 
 class DrawnSegment:
-    def __init__(self,height,color):
-        self.height = height
+    def __init__(self,dist,color):
+        self.dist = dist
         self.color = color
 
 def draw(level,gPlayer,fov,res):
@@ -13,7 +13,7 @@ def draw(level,gPlayer,fov,res):
     irot = exp(fov/res*I)
     iprot = gPlayer.cRot
     for i in range(res):
-        m = DrawnSegment(0,BLACK)
+        m = None
         rot = irot**(i-(res/2)) * iprot
         for j in level:
             try: # Function "LineIntersection" faults from time to time
@@ -23,10 +23,13 @@ def draw(level,gPlayer,fov,res):
             if cDot(rot,MobiusAdd(cInt,-gPlayer.cPos)) > 0:
                 continue
             rDist = MobiusDist(cInt,gPlayer.cPos)*1.1
-            if not (j.isFinite and cBetween(j.pointA,j.pointB,cInt)):
+            if j.isFinite and not cBetween(j.pointA,j.pointB,cInt):
                 continue
-            if (1 - m.height) > rDist:
-                m = DrawnSegment(1-rDist,j.color)
-        drawn.append(m)
+            if m is None:
+                m = DrawnSegment(rDist,j.color)
+                continue
+            if m.dist > rDist:
+                m = DrawnSegment(rDist,j.color)
+        drawn.append(m if m is not None else DrawnSegment(0, BLACK))
     return drawn
 
diff --git a/levels.py b/levels.py
index 11e70ad..a4c1b5f 100644
--- a/levels.py
+++ b/levels.py
@@ -18,8 +18,8 @@ def parse_level_from_string(string):
 
         level.append(
             Segment(
-                bool(raw_segment[0]),
-                float(raw_segment[1]),
+                raw_segment[0] == "True",
+                complex(raw_segment[1]),
                 complex(raw_segment[2]),
                 tuple(map(int, raw_segment[3][1:len(raw_segment[3])-1].split(', ')))
             )
diff --git a/lines.py b/lines.py
index 4f064c1..71ffb0d 100644
--- a/lines.py
+++ b/lines.py
@@ -13,7 +13,7 @@ def cLineIntersection(cA0, cA1, cB0, cB1):
 
 @jit
 def Between(rA,rB,rN):
-    return (rA < rN and rN < rB) or (rB < rN and rN < rA)
+    return (rA <= rN and rN <= rB) or (rB <= rN and rN <= rA)
 
 @jit
 def cBetween(cA,cB,cN):
diff --git a/main.py b/main.py
index 96d6357..f34aba8 100755
--- a/main.py
+++ b/main.py
@@ -2,11 +2,13 @@
 from numba import jit
 
 from math import copysign, pi, acos
+from time import time
+import sys
 
 import pygame
 import pygame.freetype
 
-from levels import Segment
+from levels import Segment, open_level, parse_level_from_string
 from gyro import *
 from levels import *
 from constants import *
@@ -20,14 +22,6 @@ gOrigin = GyroVector(0,1)
 SKY = (127,127,255)
 GROUND = (102, 51, 0)
 
-level = [
-        Segment(True,.6,I*.6,(255,0,0)),
-        Segment(True,.6,-I*.6,(0,255,0)),
-        Segment(True,-.6,-I*.6,(0,0,255)),
-        Segment(True,-.6,I*.6,(255,255,0))
-        ]
-
-
 def renderDebugInfo(gPlayer, clock, fontSize = 18):
     font = pygame.freetype.Font(None, fontSize)
     font_fg = (255, 255, 255)
@@ -39,6 +33,10 @@ def renderDebugInfo(gPlayer, clock, fontSize = 18):
 
     return fps_surf, cPos_surf, cRot_surf
 
+def nonzerocap(n):
+    if n <= 0: return 1
+    return n
+
 def mainLoop():
     gPlayer = GyroVector(0,1)
     display = pygame.display.set_mode((1280,720))
@@ -55,6 +53,12 @@ def mainLoop():
         alerts.append(alert)
         alert.start_hide_thread(alerts, delay)
 
+    try:
+        leveltoparse = open_level(sys.argv[1])
+    except IndexError:
+        leveltoparse = open_level("maps/squareroom.p3hel")
+    level = parse_level_from_string(leveltoparse)
+
     while True:
         for event in pygame.event.get():
             if event.type == pygame.QUIT:
@@ -80,11 +84,6 @@ def mainLoop():
 
                     alert_append(alert, 5)
 
-                if event.key == pygame.K_F9:
-                    # TODO: @bedohswe make open file dialog
-                    # open_level(path)
-                    pass
-
         keys = pygame.key.get_pressed()
         if keys[pygame.K_d]:
             gPlayer.rotate(ROT)
@@ -105,7 +104,7 @@ def mainLoop():
         pygame.draw.rect(display,GROUND, (0,360,1280,360))
         n = 0
         for i in drawn:
-            pygame.draw.rect(display,i.color, (n,int((1 - cap(i.height)) * 360),8,int(cap(i.height) * 1280)))
+            pygame.draw.rect(display,i.color, (n,int((nonzerocap(i.dist)) * 360),8,int((1 -nonzerocap(i.dist)) * 1280)))
             n += 4
         gPlayer.normalize()
         if debugInfo:
diff --git a/maps/cross.p3hel b/maps/cross.p3hel
new file mode 100644
index 0000000..db796f0
--- /dev/null
+++ b/maps/cross.p3hel
@@ -0,0 +1 @@
+False/1/0/(255, 0, 0 |False/1j/0/(0, 255, 0 
diff --git a/maps/empty.p3hel b/maps/empty.p3hel
new file mode 100644
index 0000000..07c6a6d
--- /dev/null
+++ b/maps/empty.p3hel
@@ -0,0 +1 @@
+True/0/0/(0, 0, 0
diff --git a/maps/squareroom.p3hel b/maps/squareroom.p3hel
new file mode 100644
index 0000000..a586296
--- /dev/null
+++ b/maps/squareroom.p3hel
@@ -0,0 +1 @@
+True/0.6/0.6j/(255, 0, 0)|True/0.6/-0.6j/(0, 255, 0)|True/-0.6/-0.6j/(0, 0, 255)|True/-0.6/0.6j/(255, 255, 0)
\ No newline at end of file