arb:: fixed shape id info in unmirror

2021-07-30 15:28:53 +02:00 · 2021-07-30 15:28:53 +02:00 · 21942ff7b9
parent c70dc65846
commit 21942ff7b9
1 changed files with 2 additions and 0 deletions
--- a/arbitrile.cpp
+++ b/arbitrile.cpp
@ -266,6 +266,8 @@ EX void unmirror() {
  int s = isize(sh);
  for(int i=0; i<s; i++)
    sh.push_back(sh[i]);
+  for(int i=0; i<2*s; i++)
+    sh[i].id = i;
  for(int i=s; i<s+s; i++) {
    for(auto& v: sh[i].vertices) 
      v[1] = -v[1];