Method OnLitepadCountLights

editor/LightingDialog.cpp:459–516

}

void CLightingDialog::OnLitepadCountLights() {
  int lightcount, i, t;
  char str[1000];

  for (lightcount = 0, i = 0; i < MAX_ROOMS; i++) {
    if (Rooms[i].used && !(Rooms[i].flags & RF_EXTERNAL)) {
      for (t = 0; t < Rooms[i].num_faces; t++) {
        int texnum = Rooms[i].faces[t].tmap;
        if (GameTextures[texnum].r > 0 || GameTextures[texnum].g > 0 || GameTextures[texnum].b > 0)
          lightcount++;
      }
    }
  }

  for (i = 0; i <= Highest_object_index; i++) {
    if (OBJECT_OUTSIDE(&Objects[i]))
      continue;

    if (Objects[i].type != OBJ_NONE && Objects[i].lighting_render_type == LRT_LIGHTMAPS) {
      poly_model *po = &Poly_models[Objects[i].rtype.pobj_info.model_num];

      if (!po->new_style)
        continue;

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

        if (IsNonRenderableSubmodel(po, t))
          continue;

        for (int j = 0; j < sm->num_faces; j++) {
          if (sm->faces[j].texnum == -1)
            continue;

          int texnum = po->textures[sm->faces[j].texnum];
          if (GameTextures[texnum].r > 0 || GameTextures[texnum].g > 0 || GameTextures[texnum].b > 0)
            lightcount++;
        }
      }
    }
  }

  sprintf(str,
          "There are %d lights present in the mine.  Do you wish for me to set the 'light iterations' control to match "
          "this number?",
          lightcount);
  int answer = MessageBox(str, "Light Question", MB_YESNO);
  if (answer == IDNO)
    return;

  CEdit *ebox;

  ebox = (CEdit *)GetDlgItem(IDC_LIGHT_ITERATION_EDIT);
  sprintf(str, "%d", lightcount);
  ebox->SetWindowText(str);

  rad_MaxStep = lightcount;
}