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Fight.cpp
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Fight.cpp
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/***************************************************************
This file is for all the ranged weapon attack resolution code
****************************************************************/
#ifndef _WIN32
#include <unistd.h>
#endif
#include "Global.h"
#include "Util.h"
#include "Hero.h"
#include "Interface.h"
static shSpecialEffect
beamSpecialEffect (shAttack *atk, shDirection dir)
{
switch (atk->mType) {
case shAttack::kHeatRay:
case shAttack::kBreatheFire:
return kHeatEffect;
case shAttack::kBlast:
return kExplosionEffect;
case shAttack::kFlash:
return kRadiationEffect;
case shAttack::kFreezeRay:
return kColdEffect;
case shAttack::kPoisonRay:
return kPoisonEffect;
case shAttack::kDisintegrationRay:
return kDisintegrationEffect;
case shAttack::kBreatheTraffic:
return kBinaryEffect;
case shAttack::kBreatheBugs:
return kBugsEffect;
case shAttack::kBreatheViruses:
return kVirusesEffect;
case shAttack::kLaser:
case shAttack::kBolt:
switch (dir) {
case kNorthWest: case kSouthEast: return kLaserBeamBDiagEffect;
case kSouthWest: case kNorthEast: return kLaserBeamFDiagEffect;
case kEast: case kWest: return kLaserBeamHorizEffect;
case kNorth: case kSouth: return kLaserBeamVertEffect;
case kOrigin: default: return kLaserBeamEffect;
}
case shAttack::kRail:
switch (dir) {
case kNorthWest: case kSouthEast: return kRailBDiagEffect;
case kSouthWest: case kNorthEast: return kRailFDiagEffect;
case kEast: case kWest: return kRailHorizEffect;
case kNorth: case kSouth: return kRailVertEffect;
case kOrigin: default: return kRailEffect;
}
case shAttack::kBreatheTime:
case shAttack::kGammaRay:
case shAttack::kGaussRay:
case shAttack::kTransporterRay:
case shAttack::kStasisRay:
case shAttack::kHealingRay:
case shAttack::kRestorationRay:
default:
return kNone;
}
}
static const char *
beamHitsMesg (shAttack *atk)
{
switch (atk->mType) {
case shAttack::kBlast: return NULL; /*"The blast hits";*/
case shAttack::kBreatheFire: return "The fire engulfs";
case shAttack::kBreatheBugs: return "The cloud of bugs envelopes";
case shAttack::kBreatheViruses: return "The cloud of viruses envelopes";
case shAttack::kBreatheTime: return "The time warp envelopes";
case shAttack::kBreatheTraffic: return "The packet storm envelopes";
case shAttack::kDisintegrationRay:
return "The disintegration ray hits";
case shAttack::kFlash: return NULL;
case shAttack::kFreezeRay: return "The freeze ray hits";
case shAttack::kGammaRay: return NULL;
case shAttack::kGaussRay: return NULL;
case shAttack::kHeatRay: return "The heat ray hits";
case shAttack::kLaser: return "The laser beam hits";
case shAttack::kMentalBlast: return "The mental blast hits";
case shAttack::kPoisonRay: return "The poison ray hits";
case shAttack::kStasisRay: return "The stasis ray hits";
case shAttack::kTransporterRay: return NULL;
case shAttack::kHealingRay: return NULL;
case shAttack::kRestorationRay: return NULL;
}
return "it hits you";
}
static const char *
monHitsYouMesg (shAttack *atk)
{
switch (atk->mType) {
case shAttack::kNoAttack: return " doesn't attack";
case shAttack::kAttach: return " attaches an object to you";
case shAttack::kAnalProbe: return " probes you";
case shAttack::kBite: return " bites you";
case shAttack::kBlast: return " blasts you";
case shAttack::kBullet: return " shoots you";
case shAttack::kBolt: return " blasts you";
case shAttack::kClaw: return " claws you";
case shAttack::kClub: return " clubs you";
case shAttack::kChoke: return " chokes you";
case shAttack::kCook: return " cooks you";
case shAttack::kCrush: return " crushes you";
case shAttack::kCut: return " cuts you";
case shAttack::kDisintegrationRay:
return " zaps you with a disintegration ray";
case shAttack::kExtractBrain:
return NULL;
case shAttack::kFaceHug: return " attacks your face";
case shAttack::kFlash: return " blasts you with a bright light";
case shAttack::kFreezeRay: return " zaps you with a freeze ray";
case shAttack::kGammaRay: return " zaps you with a gamma ray";
case shAttack::kGaussRay: return " zaps you with a gauss ray";
case shAttack::kHeadButt: return " head butts you";
case shAttack::kHealingRay: return " zaps you with a healing ray";
case shAttack::kHeatRay: return " zaps you with a heat ray";
case shAttack::kKick: return " kicks you";
case shAttack::kLaser: return " zaps you with a laser beam";
case shAttack::kLegalThreat: return " raises an objection";
case shAttack::kMentalBlast: return " blasts your mind";
case shAttack::kPoisonRay: return "zaps you with a poison ray";
case shAttack::kPunch: return " punches you";
case shAttack::kQuill: return " sticks you with a quill";
case shAttack::kRail: return " rails you";
case shAttack::kRestorationRay: return " zaps you with a restoration ray";
case shAttack::kShot: return " shoots you";
case shAttack::kSlash: return " slashes you";
case shAttack::kSlime: return " slimes you";
case shAttack::kSmash: return " smacks you";
case shAttack::kStab: return " stabs you";
case shAttack::kStasisRay: return " zaps you with a stasis ray";
case shAttack::kSting: return " stings you";
case shAttack::kSword: return " slices you";
case shAttack::kTailSlap: return "'s tail whips you";
case shAttack::kTouch: return " touches you";
case shAttack::kTransporterRay: return " zaps you with a transporter ray";
case shAttack::kZap: return " zaps you";
}
return "hits you";
}
static const char *
monHitsMonMesg (shAttack *atk)
{
switch (atk->mType) {
case shAttack::kNoAttack: return " doesn't attack";
case shAttack::kAnalProbe: return " probes";
case shAttack::kAttach: return " attaches an object to";
case shAttack::kBite: return " bites";
case shAttack::kBlast: return " blasts";
case shAttack::kBullet: return " shoots";
case shAttack::kBolt: return " blasts";
case shAttack::kClaw: return " claws";
case shAttack::kClub: return " clubs";
case shAttack::kChoke: return " chokes";
case shAttack::kCook: return " cooks";
case shAttack::kCrush: return " crushes";
case shAttack::kCut: return " cuts";
case shAttack::kDisintegrationRay: return " zaps a disintegration ray at";
case shAttack::kExtractBrain: return " extracts the brain of";
case shAttack::kFaceHug: return " attacks the face of";
case shAttack::kFlash: return " flashes a bright light at";
case shAttack::kFreezeRay: return " zaps a freeze ray at";
case shAttack::kGammaRay: return " zaps a gamma ray at";
case shAttack::kGaussRay: return " zaps a gauss ray at";
case shAttack::kHeadButt: return " head butts";
case shAttack::kHealingRay: return " zaps a healing ray at";
case shAttack::kHeatRay: return " zaps a heat ray at";
case shAttack::kKick: return " kicks";
case shAttack::kLaser: return " zaps a laser beam at";
case shAttack::kMentalBlast: return " blasts the mind of";
case shAttack::kPoisonRay: return " zaps a poison ray at";
case shAttack::kPunch: return " punches";
case shAttack::kQuill: return " quills";
case shAttack::kRail: return " rails";
case shAttack::kRestorationRay: return " zaps a restoration ray at";
case shAttack::kShot: return " shoots";
case shAttack::kSlash: return " slashes";
case shAttack::kSlime: return " slimes";
case shAttack::kSmash: return " smacks";
case shAttack::kStab: return " stabs";
case shAttack::kStasisRay: return " zaps a stasis ray at";
case shAttack::kSting: return " stings";
case shAttack::kSword: return " slices";
case shAttack::kTailSlap: return "'s tail whips";
case shAttack::kTouch: return " touches";
case shAttack::kTransporterRay: return " zaps a transporter ray at";
case shAttack::kZap: return " zaps";
}
return " hits";
}
static shDirection
reflectBackDir (shDirection dir) {
dir = uTurn (dir);
switch (RNG (4)) {
case 0: return leftTurn (dir);
case 1: return rightTurn (dir);
default: return dir;
}
}
/* returns: the bonus to AC afforded by the supplied cover percentage */
static int
CoverACBonus (int cover)
{
if (cover > 0) {
/* expanded interpretation of SRD allows for more ranges of cover */
if (cover <= 15) { return 1; }
else if (cover <= 25) { return 2; }
else if (cover <= 40) { return 3; }
else if (cover <= 50) { return 4; }
else if (cover <= 60) { return 5; }
else if (cover <= 70) { return 6; }
else if (cover <= 75) { return 7; }
else if (cover <= 80) { return 8; }
else if (cover <= 85) { return 9; }
else if (cover <= 90) { return 10; }
else { return cover - 80; }
} else {
return 0;
}
}
/* returns: 1 if the attack misses due to visibility problem
0 otherwise
*/
static int
VisibilityMiss (int vis)
{
if (vis < 100) {
int misschance;
if (vis >= 75) { misschance = 10; }
else if (vis >= 50) { misschance = 20; }
else if (vis >= 25) { misschance = 30; }
else if (vis >= 10) { misschance = 40; }
else { misschance = 50; }
if (RNG (100) < misschance) {
I->diag ("visibility miss! (chance was %d%%)", misschance);
return 1;
}
}
return 0;
}
/* roll to save against the attack
returns: 0 if save failed, true if made
*/
int
shCreature::reflexSave (shAttack *attack, int DC)
{
int result = RNG (1, 20) + mReflexSaveBonus + ABILITY_MODIFIER (getAgi ());
if (isAsleep () || isSessile ()) {
return 0;
}
if (Hero.isLucky ()) {
if (isHero () || isPet ()) {
result += RNG (1, 7);
} else {
result -= RNG (1, 7);
}
}
return result >= DC;
}
/* roll to hit the target
returns: -x for a miss (returns the amount missed by)
1 for a hit
2+ for a critical (returns the appropriate damage multiplier)
*/
int
shCreature::attackRoll (shAttack *attack, shObject *weapon,
int attackmod, int AC, shCreature *target)
{
int result = RNG (1, 20);
int dmul = 1;
int threatrange = weapon ? weapon->getThreatRange (target) : 20;
int critmult = weapon ? weapon->getCriticalMultiplier () : 2;
const char *thetarget = target->the ();
if (1 == result) { /* rolling a 1 always results in a miss */
I->diag ("attacking %s: rolled a 1 against AC %d.", thetarget, AC);
return -99;
}
if (20 == result ||
result + attackmod >= AC)
{ /* hit */
if ((!target->isImmuneToCriticalHits ()) &&
(result >= threatrange))
{ /* critical threat */
int threat = RNG (1, 20);
if ((1 != threat) &&
((20 == threat) || (threat + attackmod >= AC)))
{ /* critical hit */
dmul = critmult;
I->diag ("attacking %s: rolled %d, then %d+%d=%d against "
"AC %d: critical hit, dmg mult %d!",
thetarget, result, threat, attackmod,
threat + attackmod, AC, dmul);
} else {
I->diag ("attacking %s: rolled %d, then %d+%d=%d against AC %d",
thetarget, result, threat, attackmod,
threat + attackmod, AC);
}
} else {
I->diag ("attacking %s: rolled a %d+%d=%d against AC %d",
thetarget, result, attackmod, result + attackmod, AC);
}
return dmul;
}
I->diag ("attacking %s: rolled a %d+%d=%d against AC %d",
thetarget, result, attackmod, result + attackmod, AC);
return result + attackmod - AC;
}
/* determine if a ranged attack hits.
returns: -x for a miss (returns amount missed by)
1 for a hit
2+ for a critical hit (returns damage multiplier)
modifies: adds calculated damage bonuses to *dbonus
*/
int
shCreature::rangedAttackHits (shAttack *attack,
shObject *weapon,
int attackmod,
shCreature *target,
int *dbonus)
{
int AC;
int flatfooted = 0; /* set to 1 if the target is unable to react to the
attack due to unawareness or other disability */
int cover;
int vis;
int range = distance (target, this);
int wrange = attack->mRange;
int maxrange;
*dbonus += mDamageModifier;
if (weapon) {
*dbonus += weapon->mEnhancement;
attackmod += ((shWeaponIlk *) weapon->mIlk) -> mToHitBonus;
}
if (!attack->isMeleeAttack () &&
target->hasShield () &&
target->countEnergy ())
{ /* almost always hits the targets shield and the target gets no
benefit from concealment */
attackmod += 100;
} else if (target->mConcealment && RNG (100) < target->mConcealment) {
/* should telepathy counter concealment? */
I->debug ("missed due to concealment");
return -20;
}
vis = canSee (target, &cover);
if (attack->isMissileAttack ()) {
maxrange = 10 * wrange; /* for thrown weapons, it's actually 2d4
squares. see throwObject() for details */
if (weapon->isThrownWeapon ()) {
attackmod += getWeaponSkillModifier (weapon->mIlk);
attackmod += weapon->mEnhancement;
attackmod -= 2 * weapon->mDamage;
} else {
/* improvised missile weapon */
attackmod += ABILITY_MODIFIER (getDex ());
//FIX: assess stiff penalties for large or impractical missiles
}
} else {
maxrange = 10 * wrange;
if (!weapon) {
/* psionic or innate attack - caller should have already
added relevant skill bonus to attackmod */
} else if (weapon->isA (kRayGun)) {
attackmod += mBAB + 4; /* ray guns are normally pretty reliable */
attackmod += mToHitModifier;
maxrange = 99999; /* range checking handled by beam code */
if (weapon->isOptimized ()) {
attackmod += 2;
}
} else {
attackmod += getWeaponSkillModifier (weapon->mIlk);
attackmod += weapon->mEnhancement;
attackmod -= 2 * weapon->mDamage;
if (weapon->isOptimized ()) {
attackmod += 2;
}
}
}
if (0 == target->canSee (this)) {
attackmod += 2;
flatfooted = 1;
}
if (target->isStunned ()) {
flatfooted = 1;
attackmod += 2;
}
if (target->isAsleep () || target->isParalyzed () ||
target->isSessile ())
{
flatfooted = 1;
attackmod += 4;
}
if (range > maxrange) {
return -20;
}
if (shAttack::kShot == attack->mType) {
attackmod += 2 * (range / wrange);
*dbonus -= 4 * (range / wrange);
} else {
attackmod -= 2 * (range / wrange);
}
if (attack->isTouchAttack ()) {
AC = target->getTouchAC (flatfooted, this);
} else {
AC = target->getAC (flatfooted, this);
}
if (cover >= 100) {
/* normally it would be impossible to see the target if there is
100% cover, unless the cover is transparent (e.g. a window) */
return -20;
} else {
AC += CoverACBonus (cover);
}
if (VisibilityMiss(vis)) {
return -20;
}
/* roll to hit */
return attackRoll (attack, weapon, attackmod, AC, target);
}
/* works out the ranged attack against the target
returns: 1 if the target is eliminated (e.g. it dies, teleports away, etc.)
0 if the target is hit but not eliminated
-1 if the attack was a complete miss
-2 if the attack was reflected
*/
int
shCreature::resolveRangedAttack (shAttack *attack,
shObject *weapon,
int attackmod,
shCreature *target)
{
const char *n_attacker;
const char *an_attacker;
const char *n_target;
const char *n_weapon;
int dbonus = 0;
int dmul = -1;
int cantsee = 1;
if (isHero ()) {
n_attacker = "you";
cantsee = 0;
} else if (Hero.canSee (this)) {
n_attacker = the ();
cantsee = 0;
} else {
n_attacker = "something";
}
if (target->isHero ()) {
n_target = "you";
cantsee = 0;
} else if (Hero.canSee (target)) {
n_target = target->the ();
cantsee = 0;
} else {
n_target = "something";
}
an_attacker = an ();
if (weapon) {
n_weapon = weapon->theQuick ();
} else if (&OpticBlastAttack == attack) {
if (isHero ())
n_weapon = "your laser beam";
else
n_weapon = "the laser blast";
} else {
n_weapon = "it";
}
/* work out hit/miss */
dmul = rangedAttackHits (attack, weapon, attackmod, target, &dbonus);
if (dmul <= 0) {
//FIXME: determine if the attack hit armor or just plain missed
dmul = -1;
goto youmiss;
}
/* successful hit */
if (target->mHidden) {
target->revealSelf ();
}
if (attack->isMissileAttack () && weapon) {
//I->p ("%s is hit!", n_target);
exerciseWeaponSkill (weapon, 1);
weapon->impact (target,
vectorDirection (mX, mY, target->mX, target->mY),
this);
return 0; /* FIX */
}
if (isHero () &&!target->isHero ()) {
if (dmul > 1) {
I->p ("You hit %s!", n_target);
} else {
I->p ("You hit %s.", n_target);
}
if (weapon) {
/* FIX: doesn't exercise unarmed combat.
(anyways, exercise has been phased out for now...) */
exerciseWeaponSkill (weapon, 1);
}
if (target->sufferDamage (attack, this, dbonus, dmul)) {
target->pDeathMessage (n_target, kSlain);
if (!target->isHero ()) {
Hero.earnXP (target->mCLevel);
}
target->die (kSlain);
return 1;
} else {
target->newEnemy (this);
target->interrupt ();
return 0;
}
} else if (target->isHero ()) {
if (dmul > 1) {
I->p ("You are hit!");
} else {
I->p ("You are hit.");
}
if (target->sufferDamage (attack, this, dbonus, dmul)) {
target->die (kSlain, this);
return 1;
}
target->interrupt ();
return 0;
} else {
if (target->sufferDamage (attack, this, dbonus, dmul)) {
if (!cantsee)
target->pDeathMessage (n_target, kSlain);
target->die (kSlain);
return 1;
} else if (dmul > 1) {
if (!cantsee) {
I->p ("%s is hit!", n_target);
}
} else {
if (!cantsee) {
I->p ("%s is hit.", n_target);
}
}
if (isPet ()) {
/* monsters will tolerate friendly-fire */
target->newEnemy (this);
}
target->interrupt ();
return 0;
}
youmiss:
if (attack->isMissileAttack ()) {
if (target->isHero ()) {
I->p ("%s misses you!", n_weapon);
} else {
I->p ("%s misses %s.", n_weapon, n_target);
}
} else if (&OpticBlastAttack == attack) {
//if (isHero () && target->mHidden <= 0) {
// I->p ("Your laser beam misses %s.", n_target);
//}
} else {
if (kNone == beamSpecialEffect (attack, kOrigin)) {
if (isHero () && target->mHidden <= 0 && canSee (target)) {
I->p ("You miss %s.", n_target);
} /* else if (target->isHero ()) {
I->p ("%s misses.", n_attacker);
} else {
I->p ("%s misses %s", n_attacker, n_target);
} */
}
}
target->interrupt ();
target->newEnemy (this);
return -1;
}
/* work out the result of firing the weapon in the given direction
returns: ms elapsed, -2 if attacker dies
*/
int
shCreature::shootWeapon (shObject *weapon, shDirection dir)
{
int numrounds = 0;
int x, y;
int firsttarget = 1;
shAttack *attack = NULL;
int setemptyraygun = 0;
assert (weapon);
Hero.interrupt ();
if (weapon->isA (kWeapon)) {
attack = & ((shWeaponIlk *) weapon->mIlk) -> mAttack;
numrounds = expendAmmo (weapon);
} else if (weapon->isA (kRayGun)) {
attack = & ((shRayGunIlk *) weapon->mIlk) -> mAttack;
if (weapon->mCharges) {
numrounds = 1;
--weapon->mCharges;
if (!weapon->mCharges && weapon->isChargeKnown ()) {
++setemptyraygun;
}
} else {
numrounds = 0;
}
}
if (0 == numrounds) {
if (isHero ()) {
if (weapon->isA (kRayGun)) {
weapon->mIlk = findAnIlk (&RayGunIlks, "empty ray gun");
weapon->setChargeKnown ();
weapon->setIlkKnown ();
weapon->setAppearanceKnown ();
I->p ("Nothing happens.");
} else {
I->p ("You're out of ammo!");
}
}
return 200; /* this wastes some time */
}
if (!isHero ()) {
int knownappearance = weapon->isAppearanceKnown ();
weapon->setAppearanceKnown ();
if (Hero.canSee (this)) {
I->p ("%s shoots %s!", the (), weapon->her (this));
} else {
const char *a_weap = weapon->anVague ();
if (!Hero.isBlind () && Level->isInLOS (mX, mY)) {
/* muzzle flash gives away position */
I->p ("Someone shoots %s!", a_weap);
Level->feelSq (mX, mY);
} else {
I->p ("You hear someone shooting %s!", a_weap);
}
if (!knownappearance) {
weapon->resetAppearanceKnown ();
}
}
} else if (!isBlind ()) {
/* some weapons identify themselves when shot */
if (weapon->isA ("heat ray gun") ||
weapon->isA ("freeze ray gun") ||
weapon->isA ("disintegration ray gun") ||
weapon->isA ("stasis ray gun") ||
weapon->isA ("poison ray gun"))
{
weapon->setIlkKnown ();
}
}
if (weapon->isBuggy () && !RNG (5)) {
if (weapon->isA (kRayGun) && RNG (3)) {
int died;
if (isHero ()) {
I->p ("Your ray gun explodes!");
} else if (Hero.canSee (this)) {
I->p ("%s's ray gun explodes!", the ());
} else {
I->p ("You hear an explosion");
}
/* this is tricky, hope I got it right:
1. delete the weapon first, so no risk of double-deletion due to
it somehow getting destroyed by a secondary explosion effect
2. kludgily borrow and modify the weapon's own attack structure
to save typing in new exploding ray gun attacks
3. remember to return -2 if the attacker is killed in the
explosion, because higher level code will handle deletion
*/
removeObjectFromInventory (weapon);
delete weapon;
attack->mEffect = shAttack::kBurst;
died = mLevel->areaEffect(attack, NULL, mX, mY, kNoDirection,
this, 0);
attack->mEffect = shAttack::kBeam;
return died ? -2 : 1000;
}
if (isHero ()) {
weapon->setBugginessKnown ();
I->p ("Your weapon misfires!");
} else if (Hero.canSee (this)) {
I->p ("%s's weapon misfires!", the ());
weapon->setBugginessKnown ();
} else {
I->p ("You hear a weapon misfire.");
}
return 1000;
}
switch (attack->mEffect) {
case shAttack::kSingle:
if (kOrigin == dir) {
if (isHero ()) {
I->p ("You shoot yourself.");
}
if (sufferDamage (attack, this, 0, 1)) {
die (kSuicide);
return -2;
}
return attack->mAttackTime;
}
else if (kUp == dir) {
if (isHero ()) {
I->p ("You shoot at the ceiling.");
}
return attack->mAttackTime;
} else if (kDown == dir) {
if (isHero ()) {
I->p ("You shoot at the floor.");
}
return attack->mAttackTime;
}
if (-1 == numrounds) { /* pea shooter */
numrounds = 1;
}
while (numrounds--) {
int timeout = 100;
x = mX;
y = mY;
firsttarget = 1;
while (Level->moveForward (dir, &x, &y)
&& --timeout)
{
shSpecialEffect eff = beamSpecialEffect (attack, dir);
if (eff && !Hero.isBlind ()) {
Level->setSpecialEffect (x, y, eff);
Level->drawSq (x, y);
}
if (Level->isOccupied (x, y)) {
shCreature *c = Level->getCreature (x, y);
int tohitmod = 0;
if (!isHero () && !c->isHero ())
tohitmod -= 8; /* avoid friendly fire */
else if (!firsttarget)
tohitmod -= 4;
firsttarget = 0;
if (c->reflectAttack (attack, &dir)) {
Level->setSpecialEffect
(x, y, beamSpecialEffect (attack, kOrigin));
I->pauseXY (Hero.mX, Hero.mY, 10);
Level->setSpecialEffect (x, y, kNone);
continue;
}
int r = resolveRangedAttack (attack, weapon, tohitmod,
Level->getCreature (x, y));
if (r >= 0 && shAttack::kRail != attack->mType) {
Level->setSpecialEffect (x, y, kNone);
break;
}
}
if (Level->isOcclusive (x, y)) {
shFeature *f = Level->getFeature (x, y);
if (f) {
switch (f->mType) {
case shFeature::kDoorClosed:
case shFeature::kDoorBerserkClosed:
if (f->isMagneticallySealed ()) {
if (kForce == attack->mDamage[0].mEnergy) {
I->p ("The %s bounces off the door!",
attack->noun ());
dir = reflectBackDir (dir);
Level->setSpecialEffect (x, y,
beamSpecialEffect (attack, kOrigin));
I->pauseXY (Hero.mX, Hero.mY, 10);
Level->setSpecialEffect (x, y, kNone);
continue;
} else {
I->p ("Your shot hits a force field!");
}
break;
}
if (isHero () && f->isLockedDoor ()) {
shootLock (weapon, attack, f, 0);
}
break;
default:
/* TODO: shoot other types of features */
break;
}
}
Level->setSpecialEffect (x, y, kNone);
break;
}
if (eff) {
if (timeout > 85 || firsttarget ||
distance (x, y, Hero.mX, Hero.mY) < 40 ||
!RNG (5))
{ /* trying not to pause too much */
I->pauseXY (Hero.mX, Hero.mY, 5);
}
Level->setSpecialEffect (x, y, kNone);
}
}
}
break;
case shAttack::kBeam:
{
if (Hero.canSee (this)) {
weapon->setIlkKnown ();
}
Level->areaEffect (attack, weapon, mX, mY, dir, this, 0);
break;
}
default:
I->p ("Unkown weapon type!!");
break;
}
if (setemptyraygun) {
weapon->mIlk = findAnIlk (&RayGunIlks, "empty ray gun");
}
return attack->mAttackTime;
}
void
shCreature::projectile (shObject *obj, int x, int y, shDirection dir,
shAttack *attack, int range)
{
int firsttarget = 1;
while (range--) {
shFeature *f;
if (!mLevel->moveForward (dir, &x, &y)) {
mLevel->moveForward (uTurn (dir), &x, &y);
obj->impact (x, y, dir, this);
return;
}
if (mLevel->isOccupied (x, y)) {
shCreature *c = mLevel->getCreature (x, y);
int tohitmod = 0;
if (!isHero () && !c->isHero ())
tohitmod -= 8; /* avoid friendly fire */
else if (!firsttarget)
tohitmod -= 4;
int r = resolveRangedAttack (attack, obj, tohitmod, c);
firsttarget = 0;
if (r >= 0) {
/* a hit - resolveRangedAttack will have called obj->impact */
return;
} else if (Hero.canSee (c)) {
/* a miss - assuming we were aiming at this creature, the
object shouldn't land too far away */
range = mini (range, RNG (1, 3) - 1);
if (-1 == range) { /* land in the square in front */
mLevel->moveForward (uTurn (dir), &x, &y);
obj->impact (x, y, dir, this);
}
}
}
f = mLevel->getFeature (x, y);
if (f) {
switch (f->mType) {
case shFeature::kDoorHiddenVert:
case shFeature::kDoorHiddenHoriz:
case shFeature::kDoorBerserkClosed:
case shFeature::kDoorClosed:
case shFeature::kComputerTerminal:
case shFeature::kPortal:
/* the thrown object will hit these solid features */
obj->impact (f, dir, this);
return;
case shFeature::kStairsUp:
case shFeature::kStairsDown:
case shFeature::kRadTrap:
case shFeature::kDoorOpen:
case shFeature::kDoorBerserkOpen:
case shFeature::kMaxFeatureType:
/* these features it will fly right past */
break;
}
}
if (mLevel->isObstacle (x, y)) {
obj->impact (x, y, dir, this);
return;
}
}
/* maximum range */
obj->impact (x, y, dir, this);
}
/* work out the result of throwing the object in the given direction
returns: ms elapsed
*/
int
shCreature::throwObject (shObject *obj, shDirection dir)
{
shAttack *attack;
int maxrange;
if (isHero ()) {
Hero.usedUpItem (obj, obj->mCount, "thow");
obj->resetUnpaid ();
}
if (obj->isThrownWeapon ()) {
attack = & ((shWeaponIlk *) obj->mIlk) -> mAttack;
} else {
attack = &ImprovisedMissileAttack;
}
if (!isHero () && Hero.canSee (this)) {
I->p ("%s throws %s!", the (), obj->anQuick ());
}
if (kUp == dir) {
if (isHero ()) {
I->p ("It bounces off the ceiling and lands on your head!");
}
obj->impact (this, kDown, this);
return attack->mAttackTime;
} else if (kDown == dir) {
obj->impact (mX, mY, kDown, this);
return attack->mAttackTime;
}
/* 5 range increments @ 5 ft per increment */
maxrange = 4 + ABILITY_MODIFIER (getStr ()) + NDX (2, 4);
projectile (obj, mX, mY, dir, attack, maxrange);
return attack->mAttackTime;
}
shAttack KickedWallDamage =
shAttack (NULL, shAttack::kSmash, shAttack::kOther, 0, kConcussive, 1, 2);
int
shHero::kick (shDirection dir)