Function CheckConcaveFaces

editor/Erooms.cpp:2131–2147

Checks for concave faces Returns the number of concave faces

// Checks for concave faces
// Returns the number of concave faces
int CheckConcaveFaces(room *rp) {
  int f;
  face *fp;
  int errors = 0;

  // Go through all the faces
  for (f = 0, fp = rp->faces; f < rp->num_faces; f++, fp++) {

    int vert = CheckFaceConcavity(fp->num_verts, fp->face_verts, &fp->normal, rp->verts);
    if (vert != -1) {
      CheckError("Room %3d face %3d is concave at vertex %d\n", ROOMNUM(rp), f, vert);
      errors++;
    }
  }

  return errors;
}

int CheckDegenerateFaces(room *rp) {
  int errors = 0;