static void DoDamageCharacter(
const Vec2i hitVector,
const int power,
const int flags,
const int playerUID,
const int uid,
TActor *actor,
const special_damage_e special)
{
// Create events: hit, damage, score
CASSERT(actor->isInUse, "Cannot damage nonexistent player");
CASSERT(CanHitCharacter(flags, uid, actor), "damaging undamageable actor");
if (ConfigGetBool(&gConfig, "Game.ShotsPushback"))
{
GameEvent ei = GameEventNew(GAME_EVENT_ACTOR_IMPULSE);
ei.u.ActorImpulse.UID = actor->uid;
ei.u.ActorImpulse.Vel = Vec2i2Net(Vec2iScaleDiv(
Vec2iScale(hitVector, power), SHOT_IMPULSE_DIVISOR));
ei.u.ActorImpulse.Pos = Vec2i2Net(actor->Pos);
GameEventsEnqueue(&gGameEvents, ei);
}
const bool canDamage =
CanDamageCharacter(flags, playerUID, uid, actor, special);
GameEvent e = GameEventNew(GAME_EVENT_ACTOR_HIT);
e.u.ActorHit.UID = actor->uid;
e.u.ActorHit.PlayerUID = actor->PlayerUID;
e.u.ActorHit.HitterPlayerUID = playerUID;
e.u.ActorHit.Special = special;
e.u.ActorHit.Power = canDamage ? power : 0;
e.u.ActorHit.Vel = Vec2i2Net(hitVector);
GameEventsEnqueue(&gGameEvents, e);
if (canDamage)
{
// Don't score for friendly or player hits
const bool isFriendly =
(actor->flags & FLAGS_GOOD_GUY) ||
(!IsPVP(gCampaign.Entry.Mode) && actor->PlayerUID >= 0);
if (playerUID >= 0 && power != 0 && !isFriendly)
{
// Calculate score based on
// if they hit a penalty character
e = GameEventNew(GAME_EVENT_SCORE);
e.u.Score.PlayerUID = playerUID;
if (actor->flags & FLAGS_PENALTY)
{
e.u.Score.Score = PENALTY_MULTIPLIER * power;
}
else
{
e.u.Score.Score = power;
}
GameEventsEnqueue(&gGameEvents, e);
}
}
}
NMissionComplete NMakeMissionComplete(
const struct MissionOptions *mo, const Map *map)
{
NMissionComplete mc;
mc.ShowMsg = MissionHasRequiredObjectives(mo);
mc.ExitStart = Vec2i2Net(map->ExitStart);
mc.ExitEnd = Vec2i2Net(map->ExitEnd);
return mc;
}
static void DestroyObject(
TObject *o, const int flags, const int playerUID, const int uid)
{
o->Health = 0;
const Vec2i realPos = Vec2iNew(o->tileItem.x, o->tileItem.y);
if (!gCampaign.IsClient)
{
// Update objective
UpdateMissionObjective(&gMission, o->tileItem.flags, OBJECTIVE_DESTROY);
// Extra score if objective
if ((o->tileItem.flags & TILEITEM_OBJECTIVE) && playerUID >= 0)
{
GameEvent e = GameEventNew(GAME_EVENT_SCORE);
e.u.Score.PlayerUID = playerUID;
e.u.Score.Score = OBJECT_SCORE;
GameEventsEnqueue(&gGameEvents, e);
}
// Weapons that go off when this object is destroyed
const Vec2i fullPos = Vec2iReal2Full(realPos);
for (int i = 0; i < (int)o->Class->DestroyGuns.size; i++)
{
const GunDescription **g = CArrayGet(&o->Class->DestroyGuns, i);
GunFire(*g, fullPos, 0, 0, flags, playerUID, uid, true, false);
}
// A wreck left after the destruction of this object
// TODO: doesn't need to be network event
GameEvent e = GameEventNew(GAME_EVENT_ADD_BULLET);
e.u.AddBullet.UID = MobObjsObjsGetNextUID();
strcpy(e.u.AddBullet.BulletClass, "fireball_wreck");
e.u.AddBullet.MuzzlePos = Vec2i2Net(fullPos);
e.u.AddBullet.MuzzleHeight = 0;
e.u.AddBullet.Angle = 0;
e.u.AddBullet.Elevation = 0;
e.u.AddBullet.Flags = 0;
e.u.AddBullet.PlayerUID = -1;
e.u.AddBullet.ActorUID = -1;
GameEventsEnqueue(&gGameEvents, e);
}
SoundPlayAt(&gSoundDevice, gSoundDevice.wreckSound, realPos);
// Turn the object into a wreck, if available
if (o->Class->Wreck.Pic)
{
o->tileItem.flags = TILEITEM_IS_WRECK;
}
else
{
ObjDestroy(o->tileItem.id);
}
// Update pathfinding cache since this object could have blocked a path
// before
PathCacheClear(&gPathCache);
}
void GunAddBullets(
const GunDescription *g, const Vec2i fullPos, const int z,
const double radians,
const int flags, const int player, const int uid,
const bool playSound)
{
// Add bullets
if (g->Bullet)
{
// 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 =
radians + spreadStartAngle + i * g->Spread.Width + recoil;
GameEvent e = GameEventNew(GAME_EVENT_ADD_BULLET);
strcpy(e.u.AddBullet.BulletClass, g->Bullet->Name);
e.u.AddBullet.MuzzlePos = Vec2i2Net(fullPos);
e.u.AddBullet.MuzzleHeight = z;
e.u.AddBullet.Angle = (float)finalAngle;
e.u.AddBullet.Elevation = RAND_INT(g->ElevationLow, g->ElevationHigh);
e.u.AddBullet.Flags = flags;
e.u.AddBullet.PlayerIndex = player;
e.u.AddBullet.UID = uid;
GameEventsEnqueue(&gGameEvents, e);
}
}
// Add muzzle flash
if (GunHasMuzzle(g))
{
GameEvent e = GameEventNew(GAME_EVENT_ADD_PARTICLE);
e.u.AddParticle.Class = g->MuzzleFlash;
e.u.AddParticle.FullPos = fullPos;
e.u.AddParticle.Z = z;
e.u.AddParticle.Angle = radians;
GameEventsEnqueue(&gGameEvents, e);
}
// Sound
if (playSound && g->Sound)
{
SoundPlayAt(&gSoundDevice, g->Sound, Vec2iFull2Real(fullPos));
}
// Screen shake
if (g->ShakeAmount > 0)
{
GameEvent shake = GameEventNew(GAME_EVENT_SCREEN_SHAKE);
shake.u.ShakeAmount = g->ShakeAmount;
GameEventsEnqueue(&gGameEvents, shake);
}
}
void UpdateObjects(const int ticks)
{
for (int i = 0; i < (int)gObjs.size; i++)
{
TObject *obj = CArrayGet(&gObjs, i);
if (!obj->isInUse)
{
continue;
}
switch (obj->Class->Type)
{
case MAP_OBJECT_TYPE_PICKUP_SPAWNER:
if (gCampaign.IsClient) break;
// If counter -1, it is inactive i.e. already spawned pickup
if (obj->counter == -1)
{
break;
}
obj->counter -= ticks;
if (obj->counter <= 0)
{
// Deactivate spawner by setting counter to -1
// Spawner reactivated only when ammo taken
obj->counter = -1;
GameEvent e = GameEventNew(GAME_EVENT_ADD_PICKUP);
e.u.AddPickup.UID = PickupsGetNextUID();
strcpy(
e.u.AddPickup.PickupClass,
obj->Class->u.PickupClass->Name);
e.u.AddPickup.IsRandomSpawned = false;
e.u.AddPickup.SpawnerUID = obj->uid;
e.u.AddPickup.TileItemFlags = 0;
e.u.AddPickup.Pos =
Vec2i2Net(Vec2iNew(obj->tileItem.x, obj->tileItem.y));
GameEventsEnqueue(&gGameEvents, e);
}
break;
default:
// Do nothing
break;
}
}
}
bool UpdateBullet(TMobileObject *obj, const int ticks)
{
obj->count += ticks;
obj->soundLock = MAX(0, obj->soundLock - ticks);
obj->specialLock = MAX(0, obj->specialLock - ticks);
if (obj->count < obj->bulletClass->Delay)
{
return true;
}
if (obj->range >= 0 && obj->count > obj->range)
{
if (!gCampaign.IsClient)
{
FireGuns(obj, &obj->bulletClass->OutOfRangeGuns);
}
return false;
}
const Vec2i objPos = Vec2iNew(obj->x, obj->y);
if (obj->bulletClass->SeekFactor > 0)
{
// Find the closest target to this bullet and steer towards it
const TActor *owner = ActorGetByUID(obj->ActorUID);
if (owner == NULL)
{
return false;
}
const TActor *target = AIGetClosestEnemy(objPos, owner, obj->flags);
if (target && !target->dead)
{
for (int i = 0; i < ticks; i++)
{
obj->vel = SeekTowards(
objPos, obj->vel,
obj->bulletClass->SpeedLow, target->Pos,
obj->bulletClass->SeekFactor);
}
}
}
Vec2i pos = Vec2iScale(Vec2iAdd(objPos, obj->vel), ticks);
HitType hitItem = HIT_NONE;
if (!gCampaign.IsClient)
{
hitItem = HitItem(obj, pos, obj->bulletClass->Persists);
}
const Vec2i realPos = Vec2iFull2Real(pos);
// Falling (grenades)
if (obj->bulletClass->Falling.GravityFactor != 0)
{
bool hasDropped = obj->z <= 0;
for (int i = 0; i < ticks; i++)
{
obj->z += obj->dz;
if (obj->z <= 0)
{
obj->z = 0;
if (obj->bulletClass->Falling.Bounces)
{
obj->dz = -obj->dz / 2;
}
else
{
obj->dz = 0;
}
if (!hasDropped)
{
if (!gCampaign.IsClient)
{
FireGuns(obj, &obj->bulletClass->Falling.DropGuns);
}
}
hasDropped = true;
if (obj->bulletClass->Falling.DestroyOnDrop)
{
return false;
}
SoundPlayAt(
&gSoundDevice,
StrSound(obj->bulletClass->HitSound.Wall), realPos);
}
else
{
obj->dz -= obj->bulletClass->Falling.GravityFactor;
}
if (!obj->bulletClass->Falling.FallsDown)
{
obj->dz = MAX(0, obj->dz);
}
}
}
// Friction
const bool isDiagonal = obj->vel.x != 0 && obj->vel.y != 0;
int frictionComponent = isDiagonal ?
(int)round(obj->bulletClass->Friction / sqrt(2)) :
obj->bulletClass->Friction;
for (int i = 0; i < ticks; i++)
{
if (obj->vel.x > 0)
{
obj->vel.x -= frictionComponent;
}
else if (obj->vel.x < 0)
{
obj->vel.x += frictionComponent;
}
if (obj->vel.y > 0)
{
obj->vel.y -= frictionComponent;
}
else if (obj->vel.y < 0)
{
obj->vel.y += frictionComponent;
}
}
bool hitWall = false;
if (!gCampaign.IsClient && hitItem == HIT_NONE)
{
hitWall =
MapIsRealPosIn(&gMap, realPos) && ShootWall(realPos.x, realPos.y);
}
if (hitWall || hitItem != HIT_NONE)
{
GameEvent b = GameEventNew(GAME_EVENT_BULLET_BOUNCE);
b.u.BulletBounce.UID = obj->UID;
if (hitWall && !Vec2iIsZero(obj->vel))
{
b.u.BulletBounce.HitType = (int)HIT_WALL;
}
else
{
b.u.BulletBounce.HitType = (int)hitItem;
}
bool alive = true;
if ((hitWall && !obj->bulletClass->WallBounces) ||
((hitItem != HIT_NONE) && obj->bulletClass->HitsObjects))
{
b.u.BulletBounce.Spark = true;
CASSERT(!gCampaign.IsClient, "Cannot process bounces as client");
FireGuns(obj, &obj->bulletClass->HitGuns);
if (hitWall || !obj->bulletClass->Persists)
{
alive = false;
}
}
b.u.BulletBounce.BouncePos = Vec2i2Net(pos);
b.u.BulletBounce.BounceVel = Vec2i2Net(obj->vel);
if (hitWall && !Vec2iIsZero(obj->vel))
{
// Bouncing
Vec2i bounceVel = obj->vel;
pos = GetWallBounceFullPos(objPos, pos, &bounceVel);
b.u.BulletBounce.BouncePos = Vec2i2Net(pos);
b.u.BulletBounce.BounceVel = Vec2i2Net(bounceVel);
obj->vel = bounceVel;
}
GameEventsEnqueue(&gGameEvents, b);
if (!alive)
{
return false;
}
}
if (!MapTryMoveTileItem(&gMap, &obj->tileItem, realPos))
{
obj->count = obj->range;
return false;
}
obj->x = pos.x;
obj->y = pos.y;
if (obj->bulletClass->Erratic)
{
for (int i = 0; i < ticks; i++)
{
obj->vel.x += ((rand() % 3) - 1) * 128;
obj->vel.y += ((rand() % 3) - 1) * 128;
}
}
// Proximity function, destroy
// Only check proximity every now and then
if (obj->bulletClass->ProximityGuns.size > 0 && !(obj->count & 3))
{
if (!gCampaign.IsClient)
{
// Detonate the mine if there are characters in the tiles around it
const Vec2i tv =
Vec2iToTile(Vec2iFull2Real(pos));
Vec2i dv;
for (dv.y = -1; dv.y <= 1; dv.y++)
{
for (dv.x = -1; dv.x <= 1; dv.x++)
{
const Vec2i dtv = Vec2iAdd(tv, dv);
if (!MapIsTileIn(&gMap, dtv))
{
continue;
}
if (TileHasCharacter(MapGetTile(&gMap, dtv)))
{
FireGuns(obj, &obj->bulletClass->ProximityGuns);
return false;
}
}
}
}
}
return true;
}
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;
}
}
