From e4cb75eddeaecb6a6c2b6d9694113c8fd82b59f4 Mon Sep 17 00:00:00 2001
From: tamasmeszaros <meszaros.q@gmail.com>
Date: Wed, 12 Jun 2019 17:33:04 +0200
Subject: [PATCH] Fix build on Mac

---
 src/libslic3r/SLA/SLASupportTree.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/libslic3r/SLA/SLASupportTree.cpp b/src/libslic3r/SLA/SLASupportTree.cpp
index 4910226cc..b74f73d17 100644
--- a/src/libslic3r/SLA/SLASupportTree.cpp
+++ b/src/libslic3r/SLA/SLASupportTree.cpp
@@ -1472,8 +1472,8 @@ class SLASupportTree::Algorithm {
                     endp = endp - SQR2 * (gndlvl - endp(Z)) * dir; // back off
                 else {
                     
-                    if (!std::isinf(bridge_mesh_intersect(endp, DOWN, radius)))
-                        abort_in_shame();
+                    auto hit = bridge_mesh_intersect(endp, DOWN, radius);
+                    if (!std::isinf(hit.distance())) abort_in_shame();
 
                     Pillar &plr = m_result.add_pillar(endp, pgnd, radius);