Function VerifyDoorModel

editor/WorldObjectsDoorDialog.cpp:191–256

Makes sure a door model is ok. If not ok, brings up messagebox to tell the user Parameter: handle - the handle for the polymodel Returns: true if ok, else false

// Parameter:	handle - the handle for the polymodel
// Returns:		true if ok, else false
bool VerifyDoorModel(int handle) {
  poly_model *pm = GetPolymodelPointer(handle);
  int s;
  bool found_frontface = 0, found_shell = 0;

  for (s = 0; s < pm->n_models; s++) {
    bsp_info *sm = &pm->submodel[s];

    if (sm->flags & SOF_FRONTFACE) {

      if (sm->num_faces != 1) {
        OutrageMessageBox("Invalid door model: Frontface has %d faces; must have 1.", sm->num_faces);
        return 0;
      }

      if (sm->num_children != 0) {
        OutrageMessageBox("Invalid door model: Frontface cannot have submodels.");
        return 0;
      }

      found_frontface = 1;
    }

    if (sm->flags & SOF_SHELL) {

      if (sm->num_children != 0) {
        OutrageMessageBox("Invalid door model: Shell cannot have submodels.");
        return 0;
      }

      // check polygons in the shell.  we do this by copying the poly face into a room
      room check_room;
      face check_face;

      check_room.verts = sm->verts;
      check_room.faces = &check_face;

      for (int f = 0; f < sm->num_faces; f++) {
        polyface *polyface = &sm->faces[f];

        // copy polygon face into the room face
        check_face.num_verts = polyface->nverts;
        check_face.face_verts = polyface->vertnums;

        if (!ComputeFaceNormal(&check_room, 0)) {
          OutrageMessageBox("Invalid door model: Face %d in shell has bad normal.", f);
          return 0;
        }
      }

      found_shell = 1;
    }
  }

  if (!found_frontface) {
    OutrageMessageBox("Invalid door model: Missing Frontface.");
    return 0;
  }