static int Ticks_Synchronize(void)
{
int ticks = 1;
TActor *actor;
/*
while (gameTicks <= 1) {
//debug("delay... gameTicks=%d\n", gameTicks);
SDL_Delay(30);
}
*/
/* while (gameTicks > GAMETICKS_PER_FRAME) {
debug("update... gameTicks=%d\n", gameTicks); */
ticks++;
if (!gameIsPaused) {
UpdateMobileObjects();
actor = ActorList();
while (actor) {
CommandActor(actor, actor->lastCmd);
actor = actor->next;
}
}
/* } */
return ticks;
}
void CommandBadGuys(int ticks)
{
int count = 0;
int delayModifier;
int rollLimit;
switch (ConfigGetEnum(&gConfig, "Game.Difficulty"))
{
case DIFFICULTY_VERYEASY:
delayModifier = 4;
rollLimit = 300;
break;
case DIFFICULTY_EASY:
delayModifier = 2;
rollLimit = 200;
break;
case DIFFICULTY_HARD:
delayModifier = 1;
rollLimit = 75;
break;
case DIFFICULTY_VERYHARD:
delayModifier = 1;
rollLimit = 50;
break;
default:
delayModifier = 1;
rollLimit = 100;
break;
}
CA_FOREACH(TActor, actor, gActors)
if (!actor->isInUse)
{
continue;
}
const CharBot *bot = ActorGetCharacter(actor)->bot;
if (!(actor->PlayerUID >= 0 || (actor->flags & FLAGS_PRISONER)))
{
if ((actor->flags & (FLAGS_VICTIM | FLAGS_GOOD_GUY)) != 0)
{
gAreGoodGuysPresent = 1;
}
count++;
int cmd = 0;
// Wake up if it can see a player
if ((actor->flags & FLAGS_SLEEPING) &&
actor->aiContext->Delay == 0)
{
if (CanSeeAPlayer(actor))
{
actor->flags &= ~FLAGS_SLEEPING;
ActorSetAIState(actor, AI_STATE_NONE);
}
actor->aiContext->Delay = bot->actionDelay * delayModifier;
// Randomly change direction
int newDir = (int)actor->direction + ((rand() % 2) * 2 - 1);
if (newDir < (int)DIRECTION_UP)
{
newDir = (int)DIRECTION_UPLEFT;
}
if (newDir == (int)DIRECTION_COUNT)
{
newDir = (int)DIRECTION_UP;
}
cmd = DirectionToCmd((int)newDir);
}
// Go to sleep if the player's too far away
if (!(actor->flags & FLAGS_SLEEPING) &&
actor->aiContext->Delay == 0 &&
!(actor->flags & FLAGS_AWAKEALWAYS))
{
if (!IsCloseToPlayer(actor->Pos, (40 * 16) << 8))
{
actor->flags |= FLAGS_SLEEPING;
ActorSetAIState(actor, AI_STATE_IDLE);
}
}
if (!actor->dead && !(actor->flags & FLAGS_SLEEPING))
{
bool bypass = false;
const int roll = rand() % rollLimit;
if (actor->flags & FLAGS_FOLLOWER)
{
if (IsCloseToPlayer(actor->Pos, 32 << 8))
{
cmd = 0;
ActorSetAIState(actor, AI_STATE_IDLE);
}
else
{
cmd = AIGoto(
actor, AIGetClosestPlayerPos(actor->Pos), true);
ActorSetAIState(actor, AI_STATE_FOLLOW);
}
}
else if (!!(actor->flags & FLAGS_SNEAKY) &&
!!(actor->flags & FLAGS_VISIBLE) &&
DidPlayerShoot())
{
cmd = AIHuntClosest(actor) | CMD_BUTTON1;
if (actor->flags & FLAGS_RUNS_AWAY)
{
// Turn back and shoot for running away characters
cmd = AIReverseDirection(cmd);
}
bypass = true;
ActorSetAIState(actor, AI_STATE_HUNT);
}
else if (actor->flags & FLAGS_DETOURING)
{
cmd = BrightWalk(actor, roll);
ActorSetAIState(actor, AI_STATE_TRACK);
}
else if (actor->aiContext->Delay > 0)
{
cmd = actor->lastCmd & ~CMD_BUTTON1;
}
else
{
if (roll < bot->probabilityToTrack)
{
cmd = AIHuntClosest(actor);
ActorSetAIState(actor, AI_STATE_HUNT);
}
else if (roll < bot->probabilityToMove)
{
cmd = DirectionToCmd(rand() & 7);
ActorSetAIState(actor, AI_STATE_TRACK);
}
else
{
cmd = 0;
}
actor->aiContext->Delay = bot->actionDelay * delayModifier;
}
if (!bypass)
{
if (WillFire(actor, roll))
{
cmd |= CMD_BUTTON1;
if (!!(actor->flags & FLAGS_FOLLOWER) &&
(actor->flags & FLAGS_GOOD_GUY))
{
// Shoot in a random direction away
for (int j = 0; j < 10; j++)
{
direction_e d =
(direction_e)(rand() % DIRECTION_COUNT);
if (!IsFacingPlayer(actor, d))
{
cmd = DirectionToCmd(d) | CMD_BUTTON1;
break;
}
}
}
if (actor->flags & FLAGS_RUNS_AWAY)
{
// Turn back and shoot for running away characters
cmd |= AIReverseDirection(AIHuntClosest(actor));
}
ActorSetAIState(actor, AI_STATE_HUNT);
}
else
{
if ((actor->flags & FLAGS_VISIBLE) == 0)
{
// I think this is some hack to make sure invisible enemies don't fire so much
ActorGetGun(actor)->lock = 40;
}
if (cmd && !IsDirectionOK(actor, CmdToDirection(cmd)) &&
(actor->flags & FLAGS_DETOURING) == 0)
{
Detour(actor);
cmd = 0;
ActorSetAIState(actor, AI_STATE_TRACK);
}
}
}
}
actor->aiContext->Delay =
MAX(0, actor->aiContext->Delay - ticks);
CommandActor(actor, cmd, ticks);
}
else if ((actor->flags & FLAGS_PRISONER) != 0)
{
CommandActor(actor, 0, ticks);
}
CA_FOREACH_END()
if (gMission.missionData->Enemies.size > 0 &&
gMission.missionData->EnemyDensity > 0 &&
count < MAX(1, (gMission.missionData->EnemyDensity * ConfigGetInt(&gConfig, "Game.EnemyDensity")) / 100))
{
NActorAdd aa = NActorAdd_init_default;
aa.UID = ActorsGetNextUID();
aa.CharId = CharacterStoreGetRandomBaddieId(
&gCampaign.Setting.characters);
aa.Direction = rand() % DIRECTION_COUNT;
const Character *c =
CArrayGet(&gCampaign.Setting.characters.OtherChars, aa.CharId);
aa.Health = CharacterGetStartingHealth(c, true);
aa.FullPos = PlaceAwayFromPlayers(&gMap);
GameEvent e = GameEventNew(GAME_EVENT_ACTOR_ADD);
e.u.ActorAdd = aa;
GameEventsEnqueue(&gGameEvents, e);
gBaddieCount++;
}
}
int gameloop(void)
{
struct Buffer *buffer;
int ticks;
int c = 0;
int cmd1, cmd2;
int done = NO;
time_t t;
struct tm *tp;
buffer = NewBuffer();
SetClip(0, 0, SCREEN_WIDTH - 1, SCREEN_HEIGHT - 1);
if (ModuleStatus() != MODULE_OK)
DisplayMessage(ModuleMessage());
gameIsPaused = NO;
missionTime = 0;
//screenShaking = 0;
while (!done) {
frames++;
Ticks_FrameBegin();
ticks = Ticks_Synchronize();
if (gOptions.displaySlices)
SetColorZero(32, 0, 0);
DrawScreen(buffer, gPlayer1, gPlayer2);
if (gOptions.displaySlices)
SetColorZero(0, 0, 0);
if (screenShaking) {
screenShaking -= ticks;
if (screenShaking < 0)
screenShaking = 0;
}
debug(D_VERBOSE, "frames... %d\n", frames);
if (Ticks_TimeElapsed(TICKS_PER_SEC)) {
fps = frames;
debug(D_NORMAL, "fps = %d\n", fps);
frames = 0;
t = time(NULL);
tp = localtime(&t);
timeHours = tp->tm_hour;
timeMinutes = tp->tm_min;
}
if (messageTicks > 0)
messageTicks -= ticks;
StatusDisplay();
if (!gameIsPaused) {
missionTime += ticks;
if ((gPlayer1 || gPlayer2) && MissionCompleted()) {
if (gMission.pickupTime == PICKUP_LIMIT)
PlaySound(SND_DONE, 0, 255);
gMission.pickupTime -= ticks;
if (gMission.pickupTime <= 0)
done = YES;
} else
gMission.pickupTime = PICKUP_LIMIT;
}
if (gOptions.displaySlices)
SetColorZero(0, 0, 32);
if (gOptions.displaySlices)
SetColorZero(0, 0, 0);
CopyToScreen();
if (!gameIsPaused) {
if (!gOptions.slowmotion || (frames & 1) == 0) {
UpdateAllActors(ticks);
UpdateMobileObjects();
GetPlayerInput(&cmd1, &cmd2);
if (gPlayer1 && !PlayerSpecialCommands(
gPlayer1, cmd1, &gPlayer1Data)) {
CommandActor(gPlayer1, cmd1);
}
if (gPlayer2 && !PlayerSpecialCommands(
gPlayer2, cmd2, &gPlayer2Data)) {
CommandActor(gPlayer2, cmd2);
}
if (gOptions.badGuys)
CommandBadGuys();
UpdateWatches();
}
} else {
GetPlayerInput(&cmd1, &cmd2);
}
if (!gPlayer1 && !gPlayer2) {
done = YES;
c = 0;
} else {
c = HandleKey(&done, cmd1 | cmd2);
}
Ticks_FrameEnd();
}
free(buffer);
return c != keyEsc;
}
void CommandBadGuys(int ticks)
{
int count = 0;
int delayModifier;
int rollLimit;
switch (gConfig.Game.Difficulty)
{
case DIFFICULTY_VERYEASY:
delayModifier = 4;
rollLimit = 300;
break;
case DIFFICULTY_EASY:
delayModifier = 2;
rollLimit = 200;
break;
case DIFFICULTY_HARD:
delayModifier = 1;
rollLimit = 75;
break;
case DIFFICULTY_VERYHARD:
delayModifier = 1;
rollLimit = 50;
break;
default:
delayModifier = 1;
rollLimit = 100;
break;
}
for (int i = 0; i < (int)gActors.size; i++)
{
TActor *actor = CArrayGet(&gActors, i);
if (!actor->isInUse)
{
continue;
}
const CharBot *bot = actor->character->bot;
if (!(actor->pData || (actor->flags & FLAGS_PRISONER)))
{
if ((actor->flags & (FLAGS_VICTIM | FLAGS_GOOD_GUY)) != 0)
{
gAreGoodGuysPresent = 1;
}
count++;
int cmd = 0;
// Wake up if it can see a player
if ((actor->flags & FLAGS_SLEEPING) &&
actor->aiContext->Delay == 0)
{
if (CanSeeAPlayer(actor))
{
actor->flags &= ~FLAGS_SLEEPING;
actor->aiContext->State = AI_STATE_NONE;
}
actor->aiContext->Delay = bot->actionDelay * delayModifier;
// Randomly change direction
int newDir = (int)actor->direction + ((rand() % 2) * 2 - 1);
if (newDir < (int)DIRECTION_UP)
{
newDir = (int)DIRECTION_UPLEFT;
}
if (newDir == (int)DIRECTION_COUNT)
{
newDir = (int)DIRECTION_UP;
}
cmd = DirectionToCmd((int)newDir);
}
// Go to sleep if the player's too far away
if (!(actor->flags & FLAGS_SLEEPING) &&
actor->aiContext->Delay == 0 &&
!(actor->flags & FLAGS_AWAKEALWAYS))
{
if (!IsCloseToPlayer(actor->Pos, (40 * 16) << 8))
{
actor->flags |= FLAGS_SLEEPING;
actor->aiContext->State = AI_STATE_IDLE;
}
}
if (!actor->dead && !(actor->flags & FLAGS_SLEEPING))
{
bool bypass = false;
const int roll = rand() % rollLimit;
if (actor->flags & FLAGS_FOLLOWER)
{
if (IsCloseToPlayer(actor->Pos, 32 << 8))
{
cmd = 0;
actor->aiContext->State = AI_STATE_IDLE;
}
else
{
cmd = AIGoto(
actor, AIGetClosestPlayerPos(actor->Pos), true);
actor->aiContext->State = AI_STATE_FOLLOW;
}
}
else if (!!(actor->flags & FLAGS_SNEAKY) &&
!!(actor->flags & FLAGS_VISIBLE) &&
DidPlayerShoot())
{
cmd = AIHuntClosest(actor) | CMD_BUTTON1;
if (actor->flags & FLAGS_RUNS_AWAY)
{
// Turn back and shoot for running away characters
cmd = AIReverseDirection(cmd);
}
bypass = 1;
actor->aiContext->State = AI_STATE_HUNT;
}
else if (actor->flags & FLAGS_DETOURING)
{
cmd = BrightWalk(actor, roll);
actor->aiContext->State = AI_STATE_TRACK;
}
else if (actor->aiContext->Delay > 0)
{
cmd = actor->lastCmd & ~CMD_BUTTON1;
}
else
{
if (roll < bot->probabilityToTrack)
{
cmd = AIHuntClosest(actor);
actor->aiContext->State = AI_STATE_HUNT;
}
else if (roll < bot->probabilityToMove)
{
cmd = DirectionToCmd(rand() & 7);
actor->aiContext->State = AI_STATE_TRACK;
}
else
{
cmd = 0;
}
actor->aiContext->Delay = bot->actionDelay * delayModifier;
}
if (!bypass)
{
if (WillFire(actor, roll))
{
cmd |= CMD_BUTTON1;
if (!!(actor->flags & FLAGS_FOLLOWER) &&
(actor->flags & FLAGS_GOOD_GUY))
{
// Shoot in a random direction away
for (int j = 0; j < 10; j++)
{
direction_e d =
(direction_e)(rand() % DIRECTION_COUNT);
if (!IsFacingPlayer(actor, d))
{
cmd = DirectionToCmd(d) | CMD_BUTTON1;
break;
}
}
}
if (actor->flags & FLAGS_RUNS_AWAY)
{
// Turn back and shoot for running away characters
cmd |= AIReverseDirection(AIHuntClosest(actor));
}
actor->aiContext->State = AI_STATE_HUNT;
}
else
{
if ((actor->flags & FLAGS_VISIBLE) == 0)
{
// I think this is some hack to make sure invisible enemies don't fire so much
actor->weapon.lock = 40;
}
if (cmd && !IsDirectionOK(actor, CmdToDirection(cmd)) &&
(actor->flags & FLAGS_DETOURING) == 0)
{
Detour(actor);
cmd = 0;
actor->aiContext->State = AI_STATE_TRACK;
}
}
}
}
actor->aiContext->Delay =
MAX(0, actor->aiContext->Delay - ticks);
CommandActor(actor, cmd, ticks);
}
else if ((actor->flags & FLAGS_PRISONER) != 0)
{
CommandActor(actor, 0, ticks);
}
}
if (gMission.missionData->Enemies.size > 0 &&
gMission.missionData->EnemyDensity > 0 &&
count < MAX(1, (gMission.missionData->EnemyDensity * gConfig.Game.EnemyDensity) / 100))
{
Character *character = CharacterStoreGetRandomBaddie(
&gCampaign.Setting.characters);
TActor *baddie = CArrayGet(&gActors, ActorAdd(character, NULL));
PlaceBaddie(baddie);
gBaddieCount++;
}
}
