From cfb3074158465fd497587b054880319393611d58 Mon Sep 17 00:00:00 2001
From: Dominic Zimmer <s8dozimm@stud.uni-saarland.de>
Date: Thu, 9 Jul 2020 10:14:48 +0200
Subject: [PATCH] Add testing script.py

---
 dominic/pairingtool.py | 35 +++++++++++++++++++++++++++++++++--
 1 file changed, 33 insertions(+), 2 deletions(-)

diff --git a/dominic/pairingtool.py b/dominic/pairingtool.py
index 9db46d7..c626017 100644
--- a/dominic/pairingtool.py
+++ b/dominic/pairingtool.py
@@ -14,8 +14,10 @@ def unpairZ(z):
 
 lookup = [-10, 4, 1, 3, 0, 2]
 def isDiggingSpot(x, y):
-    val = lookup[(y % 5) + 1]
-    return (x % 5) == val
+    x, y = int(x), int(y)
+    val = lookup[(((y % 5)+5)%5) + 1]
+    out = ((x % 5)+ 5) % 5 == val
+    return out
 
 global offset
 offset = 10
@@ -30,4 +32,33 @@ def ithSpot(i):
             else:
                 i = i - 1
         j = j + 1
+       
+def adjustToQuadrant(i, x, z):
+    if i % 4 == 0:
+        return x, z
+    elif i % 4 == 1:
+        return -z-1, x
+    elif i % 4 == 2:
+        return z, -x-1
+    elif i % 4 == 3:
+        return -z-1, -x-1
 
+def iTo2Dcoords(j):
+    i = j // 4  
+    quadrantI = j % 4 # 0-3 quadrant
+    counter = 0 # number of digging spots found
+    j = 0 # enumerate 2D plane
+    while True:
+        x, z = int(unpairX(j)), int(unpairZ(j)) # coords in first quadrant
+        x, z = adjustToQuadrant(quadrantI, x, z) # map coords correctly into other quadrants
+        if isDiggingSpot(x, z):
+            if counter == i:
+                return (x,z)
+                break
+            counter += 1
+        j += 1
+
+print(iTo2Dcoords(3))
+
+# for i in range(10):
+#     print(iTo2Dcoords(i))