isnormal.patch


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From f160515dd0b706d2034fe0641c00f58b2e63335d Mon Sep 17 00:00:00 2001
From: Povilas Kanapickas <povilas@radix.lt>
Date: Sat, 17 Sep 2022 22:01:58 +0300
Subject: [PATCH] [fuseCut] Pick isnormal() from std namespace

This fixes compile error due to isnormal() being not available in the
global namespace.
---
 src/aliceVision/fuseCut/DelaunayGraphCut.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/aliceVision/fuseCut/DelaunayGraphCut.cpp b/src/aliceVision/fuseCut/DelaunayGraphCut.cpp
index 95e705fbf..38b8f9305 100644
--- a/src/aliceVision/fuseCut/DelaunayGraphCut.cpp
+++ b/src/aliceVision/fuseCut/DelaunayGraphCut.cpp
@@ -29,6 +29,7 @@
 #include <boost/filesystem.hpp>
 #include <boost/filesystem/operations.hpp>
 
+#include <cmath>
 #include <random>
 #include <stdexcept>
 
@@ -1629,7 +1630,7 @@ DelaunayGraphCut::GeometryIntersection DelaunayGraphCut::rayIntersectTriangle(co
     Point3d tempIntersectPt;
     const Point2d triangleUv = getLineTriangleIntersectBarycCoords(&tempIntersectPt, A, B, C, &originPt, &DirVec);
 
-    if (!isnormal(tempIntersectPt.x) || !isnormal(tempIntersectPt.y) || !isnormal(tempIntersectPt.z))
+    if (!std::isnormal(tempIntersectPt.x) || !std::isnormal(tempIntersectPt.y) || !std::isnormal(tempIntersectPt.z))
     {
         // This is not suppose to happen in real life, we log a warning instead of raising an exeption if we face a border case
         // ALICEVISION_LOG_WARNING("Invalid/notNormal intersection point found during rayIntersectTriangle.");