From 9c22e23f8f1a380a150cdeb6fc3798b22cea1022 Mon Sep 17 00:00:00 2001
From: Dario Sassi <dario.s@egaltech.com>
Date: Wed, 11 Mar 2015 14:30:40 +0000
Subject: [PATCH] EgtGraphics 1.6b8 : - corretto errore con crash in snap point
 di superfici.

---
 EgtGraphics.rc | Bin 11580 -> 11580 bytes
 SceneSnap.cpp  |   2 +-
 2 files changed, 1 insertion(+), 1 deletion(-)

diff --git a/EgtGraphics.rc b/EgtGraphics.rc
index 466f66215bb813b13d574ed3d8aae046bac2e204..e561f8782fdae20b88a345b8db872180832f1d16 100644
GIT binary patch
delta 96
zcmdlJwI^!BFE&Pt&4qG;%#0S33%PVRZ&37L+}y-%0ptUP_cKkd63l~0P5vNxV)H$r
RZJ08fKS(yPpc~V}4FF?VAie+q

delta 96
zcmdlJwI^!BFE&Q=&4qG;%#7xf3%PVRZ&37L+}y-%0ptUP_cKkd63l~0P5vNxV)H$r
RZJ08fKS(yPpc~V}4FF-=AhrMi

diff --git a/SceneSnap.cpp b/SceneSnap.cpp
index 8e90280..c6bee61 100644
--- a/SceneSnap.cpp
+++ b/SceneSnap.cpp
@@ -588,7 +588,7 @@ Scene::FindSurfTMSnapPoint( int nSnap, const Point3d& ptWin, int nId, const Fram
 
   // cerco i triangoli intersecati dalla linea di mira
    ILSIVECTOR vInfo ;
-   if ( ! IntersLineSurfTm( ptMir, vtDir, dLenMir, *pStm, vInfo))
+   if ( ! IntersLineSurfTm( ptMir, vtDir, dLenMir, *pStm, vInfo)  ||  vInfo.size() == 0)
       return false ;
 
   // elaborazione a seconda del tipo di snap