diff --git a/vis2.py b/vis2.py
index 2a82e6a..7481686 100644
--- a/vis2.py
+++ b/vis2.py
@@ -2,16 +2,31 @@
 import pygame
 # pygame setup
 pygame.init()
-screen = pygame.display.set_mode((1920, 1080), flags=pygame.FULLSCREEN)
+display = pygame.display.Info()
+screen = pygame.display.set_mode((display.current_w, display.current_h), flags=pygame.FULLSCREEN)
 clock = pygame.time.Clock()
 running = True
 
 screen.fill("black")
-X=128
-Y=8
-maps = [(x%X)+1920*(x//X) for x in range(X*Y)]
-maps += [x+1*X for x in maps]
-it = iter(maps)
+import sys
+if len(sys.argv[1:3]) == 2:
+    XSTRIPE, YSTRIPE = [int(i) for i in sys.argv[1:3]]
+else:
+    XSTRIPE = 128
+    YSTRIPE = 8
+def mapsf(width=display.current_w, height=display.current_w):
+    for i in range(width*height):
+        sno = i // (XSTRIPE * YSTRIPE)
+        ord = i % (XSTRIPE * YSTRIPE)
+        base_x = sno % (width // XSTRIPE) * XSTRIPE
+        base_y = sno // (width // XSTRIPE) * YSTRIPE
+        sx = ord % XSTRIPE + base_x
+        sy = ord // XSTRIPE + base_y
+        yield sy * width + sx
+
+maps = [(x%XSTRIPE)+1920*(x//XSTRIPE) for x in range(XSTRIPE*YSTRIPE)]
+maps += [x+1*XSTRIPE for x in maps]
+it = iter(mapsf())
 #for _ in range(8*8*16*16*(15*8)+18000*5):
 #    next(it)
 #for _ in range(8*8*16*16*(15*8)):