From 6f3fcb26948bdc608704bfaa1333137857f7eb4c Mon Sep 17 00:00:00 2001
From: Zeno Rogue <zeno@attnam.com>
Date: Fri, 7 Sep 2018 17:28:55 +0200
Subject: [PATCH] fixed a bug with centerin

---
 polygons.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/polygons.cpp b/polygons.cpp
index 2bd4af42..85356a74 100644
--- a/polygons.cpp
+++ b/polygons.cpp
@@ -1506,14 +1506,14 @@ void finishshape() {
     if(s == 3)
       last->intester = hpxy(.2, .2518);
 
-    last->flags &=~ POLY_BADCENTERIN;
+    last->flags &=~ (POLY_BADCENTERIN | POLY_CENTERIN);
     
     for(int i=last->s; i<last->e-1; i++) {
       ld x1 = hpc[i][0] - last->intester[0], y1 = hpc[i][1] - last->intester[1], x2 = hpc[i+1][0] - last->intester[0], y2 = hpc[i+1][1] - last->intester[1];
       if(asign(y1, y2)) {
         ld x = xcross(x1, y1, x2, y2);
         if(abs(x) < 1e-3 && !(last->flags & POLY_ISSIDE)) {
-          printf("close call [%d], x = %lf\n", s, x);
+          if(s >= 2) printf("close call [%d], x = %lf\n", s, x);
           last->flags |= POLY_BADCENTERIN;
           }
         if(x < 0) last->flags ^= POLY_CENTERIN;