From: frohlich <frohlich>
Date: Fri, 18 May 2007 07:29:37 +0000 (+0000)
Subject: Modified Files:
X-Git-Url: https://git.mxchange.org/?a=commitdiff_plain;h=b4f7ff29efe6f54c0d2486b1628a40494a6d5ac8;p=simgear.git

Modified Files:
	SGVec3.hxx: Fix a problem in perpendicular triangle computation.
	Solves problem with invalid triangles in ground picking ...
---

diff --git a/simgear/math/SGVec3.hxx b/simgear/math/SGVec3.hxx
index 3d375c0b..bed95dad 100644
--- a/simgear/math/SGVec3.hxx
+++ b/simgear/math/SGVec3.hxx
@@ -379,10 +379,10 @@ perpendicular(const SGVec3<T>& v)
   if (absv2 < absv1 && absv3 < absv1) {
     T quot = v(1)/v(0);
     return (1/sqrt(1+quot*quot))*SGVec3<T>(quot, -1, 0);
-  } else if (absv1 < absv2 && absv3 < absv2) {
+  } else if (absv3 < absv2) {
     T quot = v(2)/v(1);
     return (1/sqrt(1+quot*quot))*SGVec3<T>(0, quot, -1);
-  } else if (absv1 < absv3 && absv2 < absv3) {
+  } else if (SGLimits<T>::min() < absv3) {
     T quot = v(0)/v(2);
     return (1/sqrt(1+quot*quot))*SGVec3<T>(-1, 0, quot);
   } else {