Method DiffTimers

src/lua/LuaCallOuts.cpp:1587–1599

int LuaCallOuts::DiffTimers(lua_State* L) {
  const int args = lua_gettop(L); // number of arguments
  if ((args != 2) || !lua_isuserdata(L, 1) || !lua_isuserdata(L, 2)) {
    luaL_error(L, "Incorrect arguments to DiffTimers()");
  }
  const char* p1 = (char*) lua_touserdata(L, 1);
  const char* p2 = (char*) lua_touserdata(L, 2);
  const uint32_t t1 = uint32_t(p1 - (char*)0);
  const uint32_t t2 = uint32_t(p2 - (char*)0);
  const uint32_t diffTime = (t1 - t2);
  lua_pushfloat(L, float(diffTime) * 0.001f); // return seconds
  return 1;
}


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