void Utility::modifySystemState(system_state_t systemState) {
fileBrowser->close(); //avoid edge case oddities (eg movie playback window still open from previous game)
state.resetHistory(); //do not allow rewinding past a destructive system action
movie.stop(); //movies cannot continue to record after destructive system actions
video.clear();
audio.clear();
switch(systemState) {
case LoadCartridge: {
if(application.cartridgeLoaded == true) break;
application.cartridgeLoaded = true;
cartridge.loadCheats();
application.power = true;
application.pause = false;
snes_power();
showMessage(string()
<< "Loaded " << cartridge.name
<< (cartridge.patchApplied ? ", and applied UPS patch." : "."));
mainWindow->setWindowTitle(string() << cartridge.name << " - " << ProgramName);
#if defined(DEBUGGER)
debugger->echo(string() << "Loaded " << cartridge.name << ".<br>");
#endif
} break;
case UnloadCartridge: {
if(application.cartridgeLoaded == false) break; //no cart to unload?
application.cartridgeLoaded = false;
cartridge.saveCheats();
cartridge.saveMemory(); //save memory to disk
snes_unload_cartridge(); //deallocate memory
application.power = false;
application.pause = true;
showMessage(string() << "Unloaded " << cartridge.name << ".");
mainWindow->setWindowTitle(string() << ProgramName);
} break;
case PowerOn: {
if(application.cartridgeLoaded == false || application.power == true) break;
application.power = true;
application.pause = false;
snes_power();
showMessage("Power on.");
} break;
case PowerOff: {
if(application.cartridgeLoaded == false || application.power == false) break;
application.power = false;
application.pause = true;
showMessage("Power off.");
} break;
case PowerCycle: {
if(application.cartridgeLoaded == false) break;
application.power = true;
application.pause = false;
snes_power();
showMessage("System power was cycled.");
} break;
case Reset: {
if(application.cartridgeLoaded == false || application.power == false) break;
application.pause = false;
snes_reset();
showMessage("System was reset.");
} break;
}
mainWindow->syncUi();
#if defined(DEBUGGER)
debugger->modifySystemState(systemState);
debugger->synchronize();
#endif
cheatEditorWindow->synchronize();
cheatFinderWindow->synchronize();
stateManagerWindow->reload();
}
void snes_term(void) { snes_power(); }
void emuthread()
{
for(;;)
{
switch(s_EmulationControl.command)
{
case eMessage_CMD_init:
snes_init();
break;
case eMessage_CMD_power:
snes_power();
break;
case eMessage_CMD_reset:
snes_reset();
break;
case eMessage_CMD_term:
snes_term();
break;
case eMessage_CMD_unload_cartridge:
snes_unload_cartridge();
break;
case eMessage_CMD_load_cartridge_normal:
EMUTHREAD_handleCommand_LoadCartridgeNormal();
break;
case eMessage_CMD_load_cartridge_super_game_boy:
EMUTHREAD_handleCommand_LoadCartridgeSuperGameBoy();
break;
case eMessage_CMD_serialize:
EMUTHREAD_handle_CMD_serialize();
break;
case eMessage_CMD_unserialize:
EMUTHREAD_handle_CMD_unserialize();
break;
case eMessage_CMD_run:
SIG_FlushAudio();
//we could avoid this if we saved the current thread before jumping back to co_control, instead of always jumping back to co_emu
//in effect, we're scrambling the scheduler
//EDIT - well, we changed that, but.. we still want this probably, for debugging and stuff
for(;;)
{
SNES::scheduler.sync = SNES::Scheduler::SynchronizeMode::None;
SNES::scheduler.clearExitReason();
SNES::scheduler.enter();
if(SNES::scheduler.exit_reason() == SNES::Scheduler::ExitReason::FrameEvent)
{
SNES::video.update();
break;
}
//not used yet
if(SNES::scheduler.exit_reason() == SNES::Scheduler::ExitReason::DebuggerEvent)
break;
}
SIG_FlushAudio();
break;
}
s_EmulationControl.exitReason = eEmulationExitReason_CMD_Complete;
SETCONTROL;
}
}
void snes_reset(void) { snes_power(); }
