Specify is volume is too small or negative in mesh error messages. Fixes #799.

PiperOrigin-RevId: 525151156 Change-Id: Ia0e9d8b900b8c372e9229da934a4eb7aeb1a3b7a
2023-04-18 08:15:52 -07:00
parent d7ec409eb6
commit 94c4f72907
3 changed files with 28 additions and 4 deletions
@@ -511,7 +511,7 @@ class mjCMesh: public mjCBase {
  // mesh properties that indicate a well-formed mesh
  std::pair<int, int> invalidorientation;     // indices of invalid edge; -1 if none
  bool validarea;                             // false if the area is too small
-  bool validvolume;                           // false if the volume is too small
+  int validvolume;                            // 0: volume is too small, -1: volume is negative
  bool valideigenvalue;                       // false if inertia eigenvalue is too small
  bool validinequality;                       // false if inertia inequality is not satisfied
  bool processed;                             // false if the mesh has not been processed yet