EgtExecutor :

- aggiunta della funzione per disegnare i triangoli nello spazio parametrico di una superifcie Bezier
- aggiunto il calcolo dei punti di polo nelle funzioni che creano superfici di Bezier.

LUA_GdbCreateSurf.cpp

@@ -903,6 +903,39 @@ LuaCreateSurfBezierLeaves( lua_State* L)
    return 2 ;
 }
 
+//-------------------------------------------------------------------------------
+static int
+LuaCreateSurfBezierTria2D( lua_State* L)
+{
+   // 2, 3 o 4 parametri : ParentId, nId [, nTextHeight] [, bShowTrim]
+   int nParentId ;
+   LuaCheckParam( L, 1, nParentId)
+      int nSurfBzId ;
+   LuaCheckParam( L, 2, nSurfBzId)
+      int nTextHeight = 50 ;
+   bool bShowTrim = false ;
+   if ( LuaGetParam( L, 3, nTextHeight))
+      LuaGetParam( L, 4, bShowTrim) ;
+   else
+      LuaGetParam( L, 3, bShowTrim) ;
+   LuaClearStack( L) ;
+   // creo la superficie
+   int nCount = 0 ;
+   int nId = ExeCreateSurfBezierTria2D( nParentId, nSurfBzId, nTextHeight, bShowTrim, &nCount) ;
+   // restituisco il risultato
+   if ( nId != GDB_ID_NULL) {
+      LuaSetParam( L, nId) ;
+      LuaSetParam( L, nCount) ;  
+   }
+   else {
+      LuaSetParam( L) ;
+      LuaSetParam( L) ;
+   }
+   return 2 ;
+}
+
+
+
 //-------------------------------------------------------------------------------
 static int
 LuaCreateBezierSphere( lua_State* L)
@@ -968,6 +1001,7 @@ LuaInstallGdbCreateSurf( LuaMgr& luaMgr)
    bOk = bOk && luaMgr.RegisterFunction( "EgtSurfBezier", LuaCreateSurfBezier) ;
    bOk = bOk && luaMgr.RegisterFunction( "EgtSurfBezierRat", LuaCreateSurfBezierRational) ;
    bOk = bOk && luaMgr.RegisterFunction( "EgtSurfBezierLeaves", LuaCreateSurfBezierLeaves) ;
+   bOk = bOk && luaMgr.RegisterFunction( "EgtSurfBezierTria2D", LuaCreateSurfBezierTria2D) ;
    bOk = bOk && luaMgr.RegisterFunction( "EgtCreateBezierSphere", LuaCreateBezierSphere) ;
    return bOk ;
 }