int AgiEngine::playGame() {
int ec = errOK;
debugC(2, kDebugLevelMain, "initializing...");
debugC(2, kDebugLevelMain, "game version = 0x%x", getVersion());
_sound->stopSound();
_gfx->clearScreen(0);
_game.horizon = HORIZON;
_game.playerControl = false;
setflag(fLogicZeroFirsttime, true); // not in 2.917
setflag(fNewRoomExec, true); // needed for MUMG and SQ2!
setflag(fSoundOn, true); // enable sound
setvar(vTimeDelay, 2); // "normal" speed
_game.gfxMode = true;
_game.clockEnabled = true;
_game.lineUserInput = 22;
// We run AGIMOUSE always as a side effect
if (getFeatures() & GF_AGIMOUSE || true)
debug(1, "Using AGI Mouse 1.0 protocol");
if (getFeatures() & GF_AGIPAL)
debug(1, "Running AGIPAL game");
debug(0, "Running AGI script.\n");
setflag(fEnteredCli, false);
setflag(fSaidAcceptedInput, false);
_game.vars[vWordNotFound] = 0;
_game.vars[vKey] = 0;
debugC(2, kDebugLevelMain, "Entering main loop");
bool firstLoop = !getflag(fRestartGame); // Do not restore on game restart
do {
if (!mainCycle())
continue;
if (getvar(vTimeDelay) == 0 || (1 + _clockCount) % getvar(vTimeDelay) == 0) {
if (!_game.hasPrompt && _game.inputMode == INPUT_NORMAL) {
writePrompt();
_game.hasPrompt = 1;
} else if (_game.hasPrompt && _game.inputMode == INPUT_NONE) {
writePrompt();
_game.hasPrompt = 0;
}
interpretCycle();
// Check if the user has asked to load a game from the command line
// or the launcher
if (firstLoop) {
checkQuickLoad();
firstLoop = false;
}
setflag(fEnteredCli, false);
setflag(fSaidAcceptedInput, false);
_game.vars[vWordNotFound] = 0;
_game.vars[vKey] = 0;
}
if (shouldPerformAutoSave(_lastSaveTime)) {
saveGame(getSavegameFilename(0), "Autosave");
}
} while (!(shouldQuit() || _restartGame));
_sound->stopSound();
return ec;
}
int AgiEngine::playGame() {
int ec = errOK;
const AgiAppleIIgsDelayOverwriteGameEntry *appleIIgsDelayOverwrite = nullptr;
const AgiAppleIIgsDelayOverwriteRoomEntry *appleIIgsDelayRoomOverwrite = nullptr;
debugC(2, kDebugLevelMain, "initializing...");
debugC(2, kDebugLevelMain, "game version = 0x%x", getVersion());
_sound->stopSound();
// We need to do this accurately and reset the AGI priorityscreen to 4
// otherwise at least the fan game Nick's Quest will go into an endless
// loop, because the game draws views before it draws the first background picture.
// For further study see bug #3451122
_gfx->clear(0, 4);
_game.horizon = 36;
_game.playerControl = false;
setFlag(VM_FLAG_LOGIC_ZERO_FIRST_TIME, true); // not in 2.917
setFlag(VM_FLAG_NEW_ROOM_EXEC, true); // needed for MUMG and SQ2!
setFlag(VM_FLAG_SOUND_ON, true); // enable sound
// do not set VM_VAR_TIME_DELAY, original AGI did not do it (in the data segment it was simply set to 0)
_game.gfxMode = true;
_text->promptRow_Set(22);
// We run AGIMOUSE always as a side effect
//if (getFeatures() & GF_AGIMOUSE)
debug(1, "Using AGI Mouse 1.0 protocol");
if (getFeatures() & GF_AGIPAL)
debug(1, "Running AGIPAL game");
debug(0, "Running AGI script.\n");
setFlag(VM_FLAG_ENTERED_CLI, false);
setFlag(VM_FLAG_SAID_ACCEPTED_INPUT, false);
setVar(VM_VAR_WORD_NOT_FOUND, 0);
setVar(VM_VAR_KEY, 0);
debugC(2, kDebugLevelMain, "Entering main loop");
bool firstLoop = !getFlag(VM_FLAG_RESTART_GAME); // Do not restore on game restart
if (firstLoop) {
if (ConfMan.hasKey("save_slot")) {
// quick restore enabled
_game.automaticRestoreGame = true;
}
}
artificialDelay_Reset();
if (getPlatform() == Common::kPlatformApple2GS) {
// Look up, if there is a time delay overwrite table for the current game
appleIIgsDelayOverwrite = appleIIgsDelayOverwriteGameTable;
while (appleIIgsDelayOverwrite->gameId != GID_AGIDEMO) {
if (appleIIgsDelayOverwrite->gameId == getGameID())
break; // game found
appleIIgsDelayOverwrite++;
}
}
do {
processAGIEvents();
inGameTimerUpdate();
uint16 timeDelay = getVar(VM_VAR_TIME_DELAY);
if (getPlatform() == Common::kPlatformApple2GS) {
timeDelay++;
// It seems that either Apple IIgs ran very slowly or that the delay in its interpreter was not working as everywhere else
// Most games on that platform set the delay to 0, which means no delay in DOS
// Gold Rush! even "optimizes" itself when larger sprites are on the screen it sets TIME_DELAY to 0.
// Normally that game runs at TIME_DELAY 1.
// Maybe a script patch for this game would make sense.
// TODO: needs further investigation
int16 timeDelayOverwrite = -99;
// Now check, if we got a time delay overwrite entry for current room
if (appleIIgsDelayOverwrite->roomTable) {
byte curRoom = getVar(VM_VAR_CURRENT_ROOM);
appleIIgsDelayRoomOverwrite = appleIIgsDelayOverwrite->roomTable;
while (appleIIgsDelayRoomOverwrite->fromRoom >= 0) {
if ((appleIIgsDelayRoomOverwrite->fromRoom <= curRoom) && (appleIIgsDelayRoomOverwrite->toRoom >= curRoom)) {
if (appleIIgsDelayRoomOverwrite->onlyWhenPlayerNotInControl) {
if (_game.playerControl) {
// Player is actually currently in control? -> then skip this entry
appleIIgsDelayRoomOverwrite++;
continue;
}
}
timeDelayOverwrite = appleIIgsDelayRoomOverwrite->timeDelayOverwrite;
break;
}
appleIIgsDelayRoomOverwrite++;
}
if (timeDelayOverwrite == -99) {
// use default time delay in case no room specific one was found
timeDelayOverwrite = appleIIgsDelayOverwrite->defaultTimeDelayOverwrite;
}
} else {
timeDelayOverwrite = appleIIgsDelayOverwrite->defaultTimeDelayOverwrite;
}
if (timeDelayOverwrite >= 0) {
if (timeDelayOverwrite != timeDelay) {
// delayOverwrite is not the same as the delay taken from the scripts? overwrite it
warning("AppleIIgs: time delay overwrite from %d to %d", timeDelay, timeDelayOverwrite);
setVar(VM_VAR_TIME_DELAY, timeDelayOverwrite - 1); // adjust for Apple IIgs
timeDelay = timeDelayOverwrite;
}
}
}
if (_passedPlayTimeCycles >= timeDelay) {
inGameTimerResetPassedCycles();
interpretCycle();
// Check if the user has asked to load a game from the command line
// or the launcher
if (_game.automaticRestoreGame) {
_game.automaticRestoreGame = false;
checkQuickLoad();
}
setFlag(VM_FLAG_ENTERED_CLI, false);
setFlag(VM_FLAG_SAID_ACCEPTED_INPUT, false);
setVar(VM_VAR_WORD_NOT_FOUND, 0);
setVar(VM_VAR_KEY, 0);
}
if (shouldPerformAutoSave(_lastSaveTime)) {
saveGame(getSavegameFilename(0), "Autosave");
}
} while (!(shouldQuit() || _restartGame));
_sound->stopSound();
return ec;
}