From 913d5f60caeb315cbb630d0e37315cf384d68480 Mon Sep 17 00:00:00 2001
From: Dario Sassi <dario.sassi@egalware.com>
Date: Wed, 7 Jan 2026 11:29:57 +0100
Subject: [PATCH] EgtGeomKernel : - piccole sistemazioni per normali di vertici
 di Trimesh pesate su angoli.

---
 SurfTriMesh.cpp | 18 +++++++-----------
 1 file changed, 7 insertions(+), 11 deletions(-)

diff --git a/SurfTriMesh.cpp b/SurfTriMesh.cpp
index 4402b1e..2fdf8e2 100644
--- a/SurfTriMesh.cpp
+++ b/SurfTriMesh.cpp
@@ -852,9 +852,6 @@ SurfTriMesh::GetTempInt( int nTriaId, int& nTempInt) const
 bool
 SurfTriMesh::GetTriangleSmoothNormal( int nT, int nV, Vector3d& vtN) const 
 {
-  // flag di pesatura con angolo al vertice
-   bool bAngWeighted = true ;
-   
   // recupero tutti i triangoli attorno al vertice
    bool bCirc ;
    INTVECTOR vT ;
@@ -875,8 +872,7 @@ SurfTriMesh::GetTriangleSmoothNormal( int nT, int nV, Vector3d& vtN) const
 
   // medio le normali, finchè non incontro degli spigoli
    double dAngW = 1 ;
-   if ( bAngWeighted)
-      GetTriangleVertexAngle( nT, nV, dAngW) ;
+   GetTriangleVertexAngle( nT, nV, dAngW) ;
    vtN = dAngW * m_vTria[nT].vtN ;
    // parto dal triangolo e vado in direzione positiva
    int nLim = nPos ;
@@ -885,9 +881,9 @@ SurfTriMesh::GetTriangleSmoothNormal( int nT, int nV, Vector3d& vtN) const
          i = NextIndAroundVertex( i, nTria, bCirc)) {
       if ( m_vTria[nT].vtN * m_vTria[vT[i]].vtN >= m_dCosSmAng) {
          int nK ; double dAngW = 1 ;
-         if ( bAngWeighted  &&  FindVertexInTria( m_vTria[nT].nIdVert[nV], vT[i], nK))
-            GetTriangleVertexAngle( vT[i], nK, dAngW) ;
-         vtN += dAngW * m_vTria[vT[i]].vtN ;
+         if ( FindVertexInTria( m_vTria[nT].nIdVert[nV], vT[i], nK)  &&
+              GetTriangleVertexAngle( vT[i], nK, dAngW))
+            vtN += dAngW * m_vTria[vT[i]].vtN ;
       }
       else
          break ;
@@ -899,9 +895,9 @@ SurfTriMesh::GetTriangleSmoothNormal( int nT, int nV, Vector3d& vtN) const
          i = PrevIndAroundVertex( i, nTria, bCirc)) {
       if ( m_vTria[nT].vtN * m_vTria[vT[i]].vtN >= m_dCosSmAng) {
          int nK ; double dAngW = 1 ;
-         if ( bAngWeighted  &&  FindVertexInTria( m_vTria[nT].nIdVert[nV], vT[i], nK))
-            GetTriangleVertexAngle( vT[i], nK, dAngW) ;
-         vtN += dAngW * m_vTria[vT[i]].vtN ;
+         if ( FindVertexInTria( m_vTria[nT].nIdVert[nV], vT[i], nK)  &&
+              GetTriangleVertexAngle( vT[i], nK, dAngW))
+            vtN += dAngW * m_vTria[vT[i]].vtN ;
       }
       else
          break ;