void PlayLoop (void) { boolean reset_areas=false; objtype *obj; lasttimecount = 0; TimeCount = 0; playstate = ex_stillplaying; framecount = frameon = 0; pwallstate = anglefrac = 0; memset (buttonstate,0,sizeof(buttonstate)); ClearPaletteShifts (); ForceUpdateStatusBar(); ::in_clear_mouse_deltas(); tics = 1; // for first time through if (demoplayback) IN_StartAck (); do { PollControls(); // // actor thinking // madenoise = false; if (alerted) alerted--; MoveDoors (); MovePWalls (); for (obj = player;obj;obj = obj->next) { if ((obj != player) && (Keyboard[sc_6] || Keyboard[sc_7]) && Keyboard[sc_8] && DebugOk) { if (!reset_areas) memset(areabyplayer,1,sizeof(areabyplayer)); reset_areas=true; if ((((!(obj->flags & FL_INFORMANT)) && (obj->flags & FL_SHOOTABLE))) || (obj->obclass == liquidobj && !(obj->flags & FL_DEADGUY))) DamageActor(obj,1000,player); } else if (reset_areas) { ConnectAreas(); reset_areas=false; } DoActor (obj); } if (NumEAWalls) CheckSpawnEA(); if ((!GoldsternInfo.GoldSpawned) && GoldsternInfo.SpawnCnt) CheckSpawnGoldstern(); UpdatePaletteShifts (); ThreeDRefresh (); gamestate.TimeCount+=tics; UpdateSoundLoc(); // JAB if (screenfaded & !playstate) VW_FadeIn(); // Display first-time instructions. // if (ShowQuickMsg) ShowQuickInstructions(); CheckKeys(); if (demoplayback && demoptr == lastdemoptr) playstate = ex_title; // // debug aids // if (singlestep) { VW_WaitVBL(14); lasttimecount = TimeCount; } if (extravbls) VW_WaitVBL(extravbls); if ((demoplayback) && (IN_CheckAck())) { IN_ClearKeysDown (); playstate = ex_abort; } }while (!playstate && !startgame); if (playstate != ex_died) FinishPaletteShifts (); gamestate.flags &= ~GS_VIRGIN_LEVEL; }
static void HandleGameEvent( const GameEvent e, Camera *camera, PowerupSpawner *healthSpawner, CArray *ammoSpawners) { switch (e.Type) { case GAME_EVENT_PLAYER_DATA: PlayerDataAddOrUpdate(e.u.PlayerData); break; case GAME_EVENT_TILE_SET: { Tile *t = MapGetTile(&gMap, Net2Vec2i(e.u.TileSet.Pos)); t->flags = e.u.TileSet.Flags; t->pic = PicManagerGetNamedPic( &gPicManager, e.u.TileSet.PicName); t->picAlt = PicManagerGetNamedPic( &gPicManager, e.u.TileSet.PicAltName); } break; case GAME_EVENT_MAP_OBJECT_ADD: ObjAdd(e.u.MapObjectAdd); break; case GAME_EVENT_MAP_OBJECT_DAMAGE: DamageObject(e.u.MapObjectDamage); break; case GAME_EVENT_SCORE: { PlayerData *p = PlayerDataGetByUID(e.u.Score.PlayerUID); PlayerScore(p, e.u.Score.Score); HUDAddUpdate( &camera->HUD, NUMBER_UPDATE_SCORE, e.u.Score.PlayerUID, e.u.Score.Score); } break; case GAME_EVENT_SOUND_AT: if (!e.u.SoundAt.IsHit || ConfigGetBool(&gConfig, "Sound.Hits")) { SoundPlayAt( &gSoundDevice, StrSound(e.u.SoundAt.Sound), Net2Vec2i(e.u.SoundAt.Pos)); } break; case GAME_EVENT_SCREEN_SHAKE: camera->shake = ScreenShakeAdd( camera->shake, e.u.ShakeAmount, ConfigGetInt(&gConfig, "Graphics.ShakeMultiplier")); break; case GAME_EVENT_SET_MESSAGE: HUDDisplayMessage( &camera->HUD, e.u.SetMessage.Message, e.u.SetMessage.Ticks); break; case GAME_EVENT_GAME_START: gMission.HasStarted = true; break; case GAME_EVENT_ACTOR_ADD: ActorAdd(e.u.ActorAdd); break; case GAME_EVENT_ACTOR_MOVE: ActorMove(e.u.ActorMove); break; case GAME_EVENT_ACTOR_STATE: { TActor *a = ActorGetByUID(e.u.ActorState.UID); if (!a->isInUse) break; ActorSetState(a, (ActorAnimation)e.u.ActorState.State); } break; case GAME_EVENT_ACTOR_DIR: { TActor *a = ActorGetByUID(e.u.ActorDir.UID); if (!a->isInUse) break; a->direction = (direction_e)e.u.ActorDir.Dir; } break; case GAME_EVENT_ACTOR_SLIDE: { TActor *a = ActorGetByUID(e.u.ActorSlide.UID); if (!a->isInUse) break; a->Vel = Net2Vec2i(e.u.ActorSlide.Vel); // Slide sound if (ConfigGetBool(&gConfig, "Sound.Footsteps")) { SoundPlayAt( &gSoundDevice, gSoundDevice.slideSound, Vec2iNew(a->tileItem.x, a->tileItem.y)); } } break; case GAME_EVENT_ACTOR_IMPULSE: { TActor *a = ActorGetByUID(e.u.ActorImpulse.UID); if (!a->isInUse) break; a->Vel = Vec2iAdd(a->Vel, Net2Vec2i(e.u.ActorImpulse.Vel)); const Vec2i pos = Net2Vec2i(e.u.ActorImpulse.Pos); if (!Vec2iIsZero(pos)) { a->Pos = pos; } } break; case GAME_EVENT_ACTOR_SWITCH_GUN: ActorSwitchGun(e.u.ActorSwitchGun); break; case GAME_EVENT_ACTOR_PICKUP_ALL: { TActor *a = ActorGetByUID(e.u.ActorPickupAll.UID); if (!a->isInUse) break; a->PickupAll = e.u.ActorPickupAll.PickupAll; } break; case GAME_EVENT_ACTOR_REPLACE_GUN: ActorReplaceGun(e.u.ActorReplaceGun); break; case GAME_EVENT_ACTOR_HEAL: { TActor *a = ActorGetByUID(e.u.Heal.UID); if (!a->isInUse || a->dead) break; ActorHeal(a, e.u.Heal.Amount); // Sound of healing SoundPlayAt( &gSoundDevice, gSoundDevice.healthSound, Vec2iFull2Real(a->Pos)); // Tell the spawner that we took a health so we can // spawn more (but only if we're the server) if (e.u.Heal.IsRandomSpawned && !gCampaign.IsClient) { PowerupSpawnerRemoveOne(healthSpawner); } if (e.u.Heal.PlayerUID >= 0) { HUDAddUpdate( &camera->HUD, NUMBER_UPDATE_HEALTH, e.u.Heal.PlayerUID, e.u.Heal.Amount); } } break; case GAME_EVENT_ACTOR_ADD_AMMO: { TActor *a = ActorGetByUID(e.u.AddAmmo.UID); if (!a->isInUse || a->dead) break; ActorAddAmmo(a, e.u.AddAmmo.AmmoId, e.u.AddAmmo.Amount); // Tell the spawner that we took ammo so we can // spawn more (but only if we're the server) if (e.u.AddAmmo.IsRandomSpawned && !gCampaign.IsClient) { PowerupSpawnerRemoveOne( CArrayGet(ammoSpawners, e.u.AddAmmo.AmmoId)); } if (e.u.AddAmmo.PlayerUID >= 0) { HUDAddUpdate( &camera->HUD, NUMBER_UPDATE_AMMO, e.u.AddAmmo.PlayerUID, e.u.AddAmmo.Amount); } } break; case GAME_EVENT_ACTOR_USE_AMMO: { TActor *a = ActorGetByUID(e.u.UseAmmo.UID); if (!a->isInUse || a->dead) break; ActorAddAmmo(a, e.u.UseAmmo.AmmoId, -(int)e.u.UseAmmo.Amount); if (e.u.UseAmmo.PlayerUID >= 0) { HUDAddUpdate( &camera->HUD, NUMBER_UPDATE_AMMO, e.u.UseAmmo.PlayerUID, -(int)e.u.UseAmmo.Amount); } } break; case GAME_EVENT_ACTOR_DIE: { TActor *a = ActorGetByUID(e.u.ActorDie.UID); // Check if the player has lives to revive PlayerData *p = PlayerDataGetByUID(a->PlayerUID); if (p != NULL) { p->Lives--; CASSERT(p->Lives >= 0, "Player has died too many times"); if (p->Lives > 0 && !gCampaign.IsClient) { // Find the closest player alive; try to spawn next to that position // if no other suitable position exists Vec2i defaultSpawnPosition = Vec2iZero(); const TActor *closestActor = AIGetClosestPlayer(a->Pos); if (closestActor != NULL) defaultSpawnPosition = closestActor->Pos; PlacePlayer(&gMap, p, defaultSpawnPosition, false); } } ActorDestroy(a); } break; case GAME_EVENT_ACTOR_MELEE: { const TActor *a = ActorGetByUID(e.u.Melee.UID); if (!a->isInUse) break; const BulletClass *b = StrBulletClass(e.u.Melee.BulletClass); if ((HitType)e.u.Melee.HitType != HIT_NONE && HasHitSound(b->Power, a->flags, a->PlayerUID, (TileItemKind)e.u.Melee.TargetKind, e.u.Melee.TargetUID, SPECIAL_NONE, false)) { PlayHitSound( &b->HitSound, (HitType)e.u.Melee.HitType, Vec2iFull2Real(a->Pos)); } if (!gCampaign.IsClient) { Damage( Vec2iZero(), b->Power, a->flags, a->PlayerUID, a->uid, (TileItemKind)e.u.Melee.TargetKind, e.u.Melee.TargetUID, SPECIAL_NONE); } } break; case GAME_EVENT_ADD_PICKUP: PickupAdd(e.u.AddPickup); // Play a spawn sound SoundPlayAt( &gSoundDevice, StrSound("spawn_item"), Net2Vec2i(e.u.AddPickup.Pos)); break; case GAME_EVENT_REMOVE_PICKUP: PickupDestroy(e.u.RemovePickup.UID); if (e.u.RemovePickup.SpawnerUID >= 0) { TObject *o = ObjGetByUID(e.u.RemovePickup.SpawnerUID); o->counter = AMMO_SPAWNER_RESPAWN_TICKS; } break; case GAME_EVENT_BULLET_BOUNCE: { TMobileObject *o = MobObjGetByUID(e.u.BulletBounce.UID); if (o == NULL || !o->isInUse) break; const Vec2i pos = Net2Vec2i(e.u.BulletBounce.BouncePos); PlayHitSound( &o->bulletClass->HitSound, (HitType)e.u.BulletBounce.HitType, Vec2iFull2Real(pos)); if (e.u.BulletBounce.Spark && o->bulletClass->Spark != NULL) { GameEvent s = GameEventNew(GAME_EVENT_ADD_PARTICLE); s.u.AddParticle.Class = o->bulletClass->Spark; s.u.AddParticle.FullPos = pos; s.u.AddParticle.Z = o->z; GameEventsEnqueue(&gGameEvents, s); } o->x = pos.x; o->y = pos.y; o->vel = Net2Vec2i(e.u.BulletBounce.BounceVel); } break; case GAME_EVENT_REMOVE_BULLET: { TMobileObject *o = MobObjGetByUID(e.u.RemoveBullet.UID); if (o == NULL || !o->isInUse) break; MobObjDestroy(o); } break; case GAME_EVENT_PARTICLE_REMOVE: ParticleDestroy(&gParticles, e.u.ParticleRemoveId); break; case GAME_EVENT_GUN_FIRE: { const GunDescription *g = StrGunDescription(e.u.GunFire.Gun); const Vec2i fullPos = Net2Vec2i(e.u.GunFire.MuzzleFullPos); // Add bullets if (g->Bullet && !gCampaign.IsClient) { // Find the starting angle of the spread (clockwise) // Keep in mind the fencepost problem, i.e. spread of 3 means a // total spread angle of 2x width const double spreadStartAngle = g->AngleOffset - (g->Spread.Count - 1) * g->Spread.Width / 2; for (int i = 0; i < g->Spread.Count; i++) { const double recoil = ((double)rand() / RAND_MAX * g->Recoil) - g->Recoil / 2; const double finalAngle = e.u.GunFire.Angle + spreadStartAngle + i * g->Spread.Width + recoil; GameEvent ab = GameEventNew(GAME_EVENT_ADD_BULLET); ab.u.AddBullet.UID = MobObjsObjsGetNextUID(); strcpy(ab.u.AddBullet.BulletClass, g->Bullet->Name); ab.u.AddBullet.MuzzlePos = Vec2i2Net(fullPos); ab.u.AddBullet.MuzzleHeight = e.u.GunFire.Z; ab.u.AddBullet.Angle = (float)finalAngle; ab.u.AddBullet.Elevation = RAND_INT(g->ElevationLow, g->ElevationHigh); ab.u.AddBullet.Flags = e.u.GunFire.Flags; ab.u.AddBullet.PlayerUID = e.u.GunFire.PlayerUID; ab.u.AddBullet.ActorUID = e.u.GunFire.UID; GameEventsEnqueue(&gGameEvents, ab); } } // Add muzzle flash if (GunHasMuzzle(g)) { GameEvent ap = GameEventNew(GAME_EVENT_ADD_PARTICLE); ap.u.AddParticle.Class = g->MuzzleFlash; ap.u.AddParticle.FullPos = fullPos; ap.u.AddParticle.Z = e.u.GunFire.Z; ap.u.AddParticle.Angle = e.u.GunFire.Angle; GameEventsEnqueue(&gGameEvents, ap); } // Sound if (e.u.GunFire.Sound && g->Sound) { SoundPlayAt(&gSoundDevice, g->Sound, Vec2iFull2Real(fullPos)); } // Screen shake if (g->ShakeAmount > 0) { GameEvent s = GameEventNew(GAME_EVENT_SCREEN_SHAKE); s.u.ShakeAmount = g->ShakeAmount; GameEventsEnqueue(&gGameEvents, s); } // Brass shells // If we have a reload lead, defer the creation of shells until then if (g->Brass && g->ReloadLead == 0) { const direction_e d = RadiansToDirection(e.u.GunFire.Angle); const Vec2i muzzleOffset = GunGetMuzzleOffset(g, d); GunAddBrass(g, d, Vec2iMinus(fullPos, muzzleOffset)); } } break; case GAME_EVENT_GUN_RELOAD: { const GunDescription *g = StrGunDescription(e.u.GunReload.Gun); const Vec2i fullPos = Net2Vec2i(e.u.GunReload.FullPos); SoundPlayAtPlusDistance( &gSoundDevice, g->ReloadSound, Vec2iFull2Real(fullPos), RELOAD_DISTANCE_PLUS); // Brass shells if (g->Brass) { GunAddBrass(g, (direction_e)e.u.GunReload.Direction, fullPos); } } break; case GAME_EVENT_GUN_STATE: { const TActor *a = ActorGetByUID(e.u.GunState.ActorUID); if (!a->isInUse) break; WeaponSetState(ActorGetGun(a), (gunstate_e)e.u.GunState.State); } break; case GAME_EVENT_ADD_BULLET: BulletAdd(e.u.AddBullet); break; case GAME_EVENT_ADD_PARTICLE: ParticleAdd(&gParticles, e.u.AddParticle); break; case GAME_EVENT_ACTOR_HIT: { TActor *a = ActorGetByUID(e.u.ActorHit.UID); if (!a->isInUse) break; ActorTakeHit(a, e.u.ActorHit.Special); if (e.u.ActorHit.Power > 0) { DamageActor( a, e.u.ActorHit.Power, e.u.ActorHit.HitterPlayerUID); if (e.u.ActorHit.PlayerUID >= 0) { HUDAddUpdate( &camera->HUD, NUMBER_UPDATE_HEALTH, e.u.ActorHit.PlayerUID, -e.u.ActorHit.Power); } AddBloodSplatter( a->Pos, e.u.ActorHit.Power, Net2Vec2i(e.u.ActorHit.Vel)); } } break; case GAME_EVENT_TRIGGER: { const Tile *t = MapGetTile(&gMap, Net2Vec2i(e.u.TriggerEvent.Tile)); CA_FOREACH(Trigger *, tp, t->triggers) if ((*tp)->id == (int)e.u.TriggerEvent.ID) { TriggerActivate(*tp, &gMap.triggers); break; } CA_FOREACH_END() } break; case GAME_EVENT_EXPLORE_TILES: // Process runs of explored tiles for (int i = 0; i < (int)e.u.ExploreTiles.Runs_count; i++) { Vec2i tile = Net2Vec2i(e.u.ExploreTiles.Runs[i].Tile); for (int j = 0; j < e.u.ExploreTiles.Runs[i].Run; j++) { MapMarkAsVisited(&gMap, tile); tile.x++; if (tile.x == gMap.Size.x) { tile.x = 0; tile.y++; } } } break; case GAME_EVENT_RESCUE_CHARACTER: { TActor *a = ActorGetByUID(e.u.Rescue.UID); if (!a->isInUse) break; a->flags &= ~FLAGS_PRISONER; SoundPlayAt( &gSoundDevice, StrSound("rescue"), Vec2iFull2Real(a->Pos)); } break; case GAME_EVENT_OBJECTIVE_UPDATE: { ObjectiveDef *o = CArrayGet( &gMission.Objectives, e.u.ObjectiveUpdate.ObjectiveId); o->done += e.u.ObjectiveUpdate.Count; // Display a text update effect for the objective HUDAddUpdate( &camera->HUD, NUMBER_UPDATE_OBJECTIVE, e.u.ObjectiveUpdate.ObjectiveId, e.u.ObjectiveUpdate.Count); MissionSetMessageIfComplete(&gMission); } break; case GAME_EVENT_ADD_KEYS: gMission.KeyFlags |= e.u.AddKeys.KeyFlags; SoundPlayAt( &gSoundDevice, gSoundDevice.keySound, Net2Vec2i(e.u.AddKeys.Pos)); // Clear cache since we may now have new paths PathCacheClear(&gPathCache); break; case GAME_EVENT_MISSION_COMPLETE: if (e.u.MissionComplete.ShowMsg) { HUDDisplayMessage(&camera->HUD, "Mission complete", -1); } camera->HUD.showExit = true; MapShowExitArea(&gMap); break; case GAME_EVENT_MISSION_INCOMPLETE: gMission.state = MISSION_STATE_PLAY; break; case GAME_EVENT_MISSION_PICKUP: gMission.state = MISSION_STATE_PICKUP; gMission.pickupTime = gMission.time; SoundPlay(&gSoundDevice, StrSound("whistle")); break; case GAME_EVENT_MISSION_END: gMission.isDone = true; break; default: assert(0 && "unknown game event"); break; } }
void DoActor (objtype *ob) { void (*think)(objtype *); objtype *actor; if (ob->flags & FL_FREEZE) return; if (ob->flags & FL_BARRIER) { actor = actorat[ob->tilex][ob->tiley]; if (BARRIER_STATE(ob) == bt_ON) { if (actor) { Sint16 damage = 0; actor->flags |= FL_BARRIER_DAMAGE; if ((US_RndT() < 0x7f) && (actor->flags & FL_SHOOTABLE)) { switch (ob->obclass) { case arc_barrierobj: // arc barrier - Mild Damage damage = 500; // 100 break; case post_barrierobj: // post barrier - Butt kicker damage = 500; break; default: break; } DamageActor(actor,damage,ob); } } } else if (actor) actor->flags &= ~FL_BARRIER_DAMAGE; } if (!ob->active && !areabyplayer[ob->areanumber]) return; if (!(ob->flags&(FL_NONMARK|FL_NEVERMARK)) ) actorat[ob->tilex][ob->tiley] = NULL; // // non transitional object // if (!ob->ticcount) { think = ob->state->think; if (think) { think (ob); if (!ob->state) { RemoveObj (ob); return; } } if (!(ob->flags&FL_NEVERMARK) ) { if (ob->flags&FL_NONMARK) { if (actorat[ob->tilex][ob->tiley]) { return; } } actorat[ob->tilex][ob->tiley] = ob; } return; } // // transitional object // ob->ticcount-=tics; while ( ob->ticcount <= 0) { think = ob->state->action; // end of state action if (think) { think (ob); if (!ob->state) { RemoveObj (ob); return; } } ob->state = ob->state->next; if (!ob->state) { RemoveObj (ob); return; } if (!ob->state->tictime) { ob->ticcount = 0; goto think; } ob->ticcount += ob->state->tictime; } think: // // think // think = ob->state->think; if (think) { think (ob); if (!ob->state) { RemoveObj (ob); return; } } if ( !(ob->flags&FL_NEVERMARK) ) { if (ob->flags&FL_NONMARK) { if (actorat[ob->tilex][ob->tiley]) { return; } } actorat[ob->tilex][ob->tiley] = ob; } return; }