Assert message [skip ci]

MmgTools · Dec 12, 2022 · 23e7c00 · 23e7c00
1 parent 9a1ee13
commit 23e7c00
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/mmg3d/bezier_3d.c b/src/mmg3d/bezier_3d.c
@@ -390,7 +390,8 @@ int MMG5_mmg3dBezierCP(MMG5_pMesh mesh,MMG5_Tria *pt,MMG5_pBezier pb,int8_t ori)
          * projections may fail but I think that it is not a normal behaviour:
          * it means that the surface approximation has degenerated. See issue #167
          */
-        assert ( ps > 0. || ps2 > 0. && "Unexpected case");
+        assert ( ps > 0. || ps2 > 0. &&
+                 "Negative projection of normal at tria onto normal at point: surface degeneracy");
 
         /* As previous assert may fail in some cases, deal with both cases */
         if ( (ps > 0.) || (ps2 >0.) ) {