void saveGlobalMemoryTo(std::ostream& oss, RLMachine& machine) {
using namespace boost::iostreams;
filtering_stream<output> filtered_output;
filtered_output.push(zlib_compressor());
filtered_output.push(oss);
text_oarchive oa(filtered_output);
System& sys = machine.system();
oa << CURRENT_GLOBAL_VERSION
<< const_cast<const GlobalMemory&>(machine.memory().global())
<< const_cast<const SystemGlobals&>(sys.globals())
<< const_cast<const GraphicsSystemGlobals&>(sys.graphics().globals())
<< const_cast<const EventSystemGlobals&>(sys.event().globals())
<< const_cast<const TextSystemGlobals&>(sys.text().globals())
<< const_cast<const SoundSystemGlobals&>(sys.sound().globals());
}
void loadGlobalMemoryFrom(std::istream& iss, RLMachine& machine) {
using namespace boost::iostreams;
filtering_stream<input> filtered_input;
filtered_input.push(zlib_decompressor());
filtered_input.push(iss);
text_iarchive ia(filtered_input);
System& sys = machine.system();
int version;
ia >> version;
// Load global memory.
ia >> machine.memory().global();
// When Karmic Koala came out, support for all boost earlier than 1.36 was
// dropped. For years, I had used boost 1.35 on Ubuntu. It turns out that
// boost 1.35 had a serious bug in it, where it wouldn't save vectors of
// primitive data types correctly. These global data files no longer load
// correctly.
//
// After flirting with moving to Google protobuf (can't; doesn't handle
// complex object graphs like GraphicsObject and its copy-on-write stuff),
// and then trying to fix the problem in a forked copy of the serialization
// headers which was unsuccessful, I'm just saying to hell with the user's
// settings. Most people don't change these values and save games and global
// memory still work (per above.)
if (version == CURRENT_GLOBAL_VERSION) {
ia >> sys.globals()
>> sys.graphics().globals()
>> sys.event().globals()
>> sys.text().globals()
>> sys.sound().globals();
// Restore options which may have System specific implementations. (This
// will probably expand as more of RealLive is implemented).
sys.sound().restoreFromGlobals();
}
Memory::Memory(RLMachine& machine, int slot)
: global_(machine.memory().global_),
local_(dont_initialize()),
machine_(machine) {
connectIntVarPointers();
}