From 3544ff54f5713a6b0e64c766627cab13d58d7e55 Mon Sep 17 00:00:00 2001
From: Dario Sassi <dario.s@egaltech.com>
Date: Tue, 19 Nov 2019 10:37:56 +0000
Subject: [PATCH] EgtGeomKernel : - correzioni a operazioni booleane su
 TriMesh.

---
 SurfTriMeshBooleans.cpp | 15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)

diff --git a/SurfTriMeshBooleans.cpp b/SurfTriMeshBooleans.cpp
index aadfb28..2825094 100644
--- a/SurfTriMeshBooleans.cpp
+++ b/SurfTriMeshBooleans.cpp
@@ -2368,9 +2368,14 @@ SurfTriMesh::RemoveTJunction( void)
          if ( it == vvIndexesSet[nP][nPP].end())
             continue ;
          Point3d ptP0, ptP1, ptP2 ;
-         GetVertex( m_vTria[it->nTriaId].nIdVert[0], ptP0) ;
-         GetVertex( m_vTria[it->nTriaId].nIdVert[1], ptP1) ;
-         GetVertex( m_vTria[it->nTriaId].nIdVert[2], ptP2) ;
+         while ( it != vvIndexesSet[nP][nPP].end()  &&
+                 ( ! ( GetVertex(m_vTria[it->nTriaId].nIdVert[0], ptP0)  &&
+                       GetVertex(m_vTria[it->nTriaId].nIdVert[1], ptP1)  &&
+                       GetVertex(m_vTria[it->nTriaId].nIdVert[2], ptP2)))) {
+            ++ it ;           
+         }
+         if ( it == vvIndexesSet[nP][nPP].end())
+            continue ;
          CurveLine cvLine0 ;
          cvLine0.Set( ptP0, ptP1) ;
          CurveLine cvLine1 ;
@@ -2405,8 +2410,8 @@ SurfTriMesh::RemoveTJunction( void)
             cvAddLoop.AddCurve( cvAddLine2) ;
             SurfFlatRegion AddFacet ;
             AddFacet.AddExtLoop( cvAddLoop) ;
-            Facet.Add( AddFacet) ;
-            RemoveTriangle( it->nTriaId) ;
+            if ( Facet.Add( AddFacet))
+               RemoveTriangle( it->nTriaId) ;
             ++it ;
          }
          int nChunkNum = Facet.GetChunkCount() ;