From e22602e34366e7ac8619e95de44a42d3f2f186f7 Mon Sep 17 00:00:00 2001
From: Zeno Rogue <zeno@attnam.com>
Date: Mon, 29 Apr 2019 03:38:27 +0200
Subject: [PATCH] rug:: gethyper no longer finds invalid triangles

---
 rug.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/rug.cpp b/rug.cpp
index 5779050d..8161a604 100644
--- a/rug.cpp
+++ b/rug.cpp
@@ -1745,6 +1745,7 @@ hyperpoint gethyper(ld x, ld y) {
     auto r1 = triangles[i].m[1];
     auto r2 = triangles[i].m[2];
     if(!r2) continue;
+    if(!r0->valid || !r1->valid || !r2->valid) continue;
     hyperpoint p0, p1, p2;
     bool error = false;
     int spherepoints = 0;