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hyperrogue/pcmove.cpp
Zeno Rogue 3cfa608c4a implemented Rusalka and Pike
2020-03-07 04:47:10 +01:00

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// Hyperbolic Rogue - PC movement
// Copyright (C) 2011-2019 Zeno Rogue, see 'hyper.cpp' for details
/** \file checkmove.cpp
* \brief PC movements
*/
#include "hyper.h"
namespace hr {
EX bool keepLightning = false;
EX bool seenSevenMines = false;
/** have we been warned about the Haunted Woods? */
EX bool hauntedWarning;
/** is the Survivalist achievement still valid? have we received it? */
EX bool survivalist, got_survivalist;
/** last move was invisible */
EX bool invismove = false;
/** last move was invisible due to Orb of Fish (thus Fish still see you)*/
EX bool invisfish = false;
/** if false, make the PC look in direction cwt.spin (after attack); otherwise, make them look the other direction (after move) */
EX bool flipplayer = true;
/** Cellwalker describing the single player. Also used temporarily in shmup and multiplayer modes. */
EX cellwalker cwt;
EX cell*& singlepos() { return cwt.at; }
EX inline bool singleused() { return !(shmup::on || multi::players > 1); }
/** should we center the screen on the PC? */
EX bool playermoved = true;
/** did the player cheat? how many times? */
EX int cheater = 0;
/** lands visited -- unblock some modes */
EX bool landvisited[landtypes];
EX int noiseuntil; // noise until the given turn
EX void createNoise(int t) {
noiseuntil = max(noiseuntil, turncount+t);
invismove = false;
if(shmup::on) shmup::visibleFor(100 * t);
}
#if HDR
enum eLastmovetype { lmSkip, lmMove, lmAttack, lmPush, lmTree, lmInstant };
extern eLastmovetype lastmovetype, nextmovetype;
enum eForcemovetype { fmSkip, fmMove, fmAttack, fmInstant, fmActivate };
extern eForcemovetype forcedmovetype;
#endif
EX namespace orbbull {
cell *prev[MAXPLAYER];
eLastmovetype prevtype[MAXPLAYER];
int count;
bool is(cell *c1, cell *c2, cell *c3) {
int lp = neighborId(c2, c1);
int ln = neighborId(c2, c3);
return lp >= 0 && ln >= 0 && anglestraight(c2, lp, ln);
}
EX void gainBullPowers() {
items[itOrbShield]++; orbused[itOrbShield] = true;
items[itOrbThorns]++; orbused[itOrbThorns] = true;
items[itOrbHorns]++; orbused[itOrbHorns] = true;
}
EX void check() {
int cp = multi::cpid;
if(cp < 0 || cp >= MAXPLAYER) cp = 0;
if(!items[itOrbBull]) {
prev[cp] = NULL;
return;
}
bool seq = false;
if(prev[cp] && prevtype[cp] == lmMove && lastmovetype == lmMove)
seq = is(prev[cp], lastmove, cwt.at);
if(prev[cp] && prevtype[cp] == lmMove && lastmovetype == lmAttack)
seq = is(prev[cp], cwt.at, lastmove);
if(prev[cp] && prevtype[cp] == lmAttack && lastmovetype == lmAttack && count)
seq = lastmove == prev[cp];
if(prev[cp] && prevtype[cp] == lmAttack && lastmovetype == lmMove && count)
seq = cwt.at == prev[cp];
prev[cp] = lastmove; prevtype[cp] = lastmovetype;
if(seq) {
if(lastmovetype == lmMove) count++;
gainBullPowers();
}
else count = 0;
}
EX }
EX bool checkNeedMove(bool checkonly, bool attacking) {
if(items[itOrbDomination] > ORBBASE && cwt.at->monst)
return false;
int flags = 0;
if(cwt.at->monst) {
if(checkonly) return true;
if(isMountable(cwt.at->monst))
addMessage(XLAT("You need to dismount %the1!", cwt.at->monst));
else
addMessage(XLAT("You need to move to give space to %the1!", cwt.at->monst));
}
else if(cwt.at->wall == waRoundTable) {
if(markOrb2(itOrbAether)) return false;
if(checkonly) return true;
addMessage(XLAT("It would be impolite to land on the table!"));
}
else if(cwt.at->wall == waLake) {
if(markOrb2(itOrbAether)) return false;
if(markOrb2(itOrbFish)) return false;
if(in_gravity_zone(cwt.at) && passable(cwt.at, NULL, P_ISPLAYER)) return false;
if(checkonly) return true;
flags |= AF_FALL;
addMessage(XLAT("Ice below you is melting! RUN!"));
}
else if(!attacking && cellEdgeUnstable(cwt.at)) {
if(markOrb2(itOrbAether)) return false;
if(checkonly) return true;
if(in_gravity_zone(cwt.at) && passable(cwt.at, NULL, P_ISPLAYER)) return false;
addMessage(XLAT("Nothing to stand on here!"));
}
else if(cwt.at->wall == waSea || cwt.at->wall == waCamelotMoat) {
if(markOrb(itOrbFish)) return false;
if(markOrb2(itOrbAether)) return false;
if(in_gravity_zone(cwt.at) && passable(cwt.at, NULL, P_ISPLAYER)) return false;
if(checkonly) return true;
addMessage(XLAT("You have to run away from the water!"));
}
else if(cwt.at->wall == waClosedGate) {
if(markOrb2(itOrbAether)) return false;
if(checkonly) return true;
addMessage(XLAT("The gate is closing right on you! RUN!"));
}
else if(isFire(cwt.at) && !markOrb(itOrbWinter) && !markOrb2(itOrbShield)) {
if(markOrb2(itOrbAether)) return false;
if(checkonly) return true;
addMessage(XLAT("This spot will be burning soon! RUN!"));
}
else if(cwt.at->wall == waMagma && !markOrb(itOrbWinter) && !markOrb2(itOrbShield)) {
if(markOrb2(itOrbAether)) return false;
if(in_gravity_zone(cwt.at) && passable(cwt.at, cwt.at, P_ISPLAYER)) return false;
if(checkonly) return true;
addMessage(XLAT("Run away from the magma!"));
}
else if(cwt.at->wall == waChasm) {
if(markOrb2(itOrbAether)) return false;
if(in_gravity_zone(cwt.at) && passable(cwt.at, cwt.at, P_ISPLAYER)) return false;
if(checkonly) return true;
flags |= AF_FALL;
addMessage(XLAT("The floor has collapsed! RUN!"));
}
else if(items[itOrbAether] > ORBBASE && !passable(cwt.at, NULL, P_ISPLAYER | P_NOAETHER)) {
if(markOrb2(itOrbAether)) return false;
return true;
}
else if(!passable(cwt.at, NULL, P_ISPLAYER)) {
if(isFire(cwt.at)) return false; // already checked: have Shield
if(markOrb2(itOrbAether)) return false;
if(checkonly) return true;
addMessage(XLAT("Your Aether power has expired! RUN!"));
}
else return false;
if(hardcore)
killHardcorePlayer(multi::cpid, flags);
return true;
}
EX cell *lastmove;
eLastmovetype lastmovetype, nextmovetype;
eForcemovetype forcedmovetype;
#if HDR
struct pcmove {
bool switchplaces;
bool checkonly;
bool errormsgs;
int origd;
bool fmsMove, fmsAttack, fmsActivate;
int d;
int subdir;
bool boatmove;
bool good_tortoise;
flagtype attackflags;
bool movepcto();
bool actual_move();
bool stay();
bool after_instant(bool kl);
bool perform_actual_move();
bool after_move();
bool perform_move_or_jump();
bool swing();
bool boat_move();
bool after_escape();
bool move_if_okay();
bool attack();
void tell_why_cannot_attack();
void tell_why_impassable();
void handle_friendly_ivy();
movei mi, mip;
pcmove() : mi(nullptr, nullptr, 0), mip(nullptr, nullptr, 0) {}
};
#endif
EX cell *global_pushto;
EX bool movepcto(int d, int subdir IS(1), bool checkonly IS(false)) {
pcmove pcm;
pcm.checkonly = checkonly;
pcm.d = d; pcm.subdir = subdir;
auto b = pcm.movepcto();
global_pushto = pcm.mip.t;
return b;
}
bool pcmove::movepcto() {
if(dual::state == 1) return dual::movepc(d, subdir, checkonly);
if(d >= 0 && !checkonly && subdir != 1 && subdir != -1) printf("subdir = %d\n", subdir);
mip.t = NULL;
switchplaces = false;
if(d == MD_USE_ORB)
return targetRangedOrb(multi::whereto[multi::cpid].tgt, roMultiGo);
errormsgs = multi::players == 1 || multi::cpid == multi::players-1;
if(hardcore && !canmove) return false;
if(!checkonly && d >= 0) {
flipplayer = false;
if(multi::players > 1) multi::flipped[multi::cpid] = false;
}
DEBBI(checkonly ? 0 : DF_TURN, ("movepc"));
if(!checkonly) invismove = false;
boatmove = false;
if(multi::players > 1)
lastmountpos[multi::cpid] = cwt.at;
else
lastmountpos[0] = cwt.at;
if(againstRose(cwt.at, NULL) && d<0 && !scentResistant()) {
if(!checkonly) addMessage("You just cannot stand in place, those roses smell too nicely.");
return false;
}
gravity_state = gsNormal;
fmsMove = forcedmovetype == fmSkip || forcedmovetype == fmMove;
fmsAttack = forcedmovetype == fmSkip || forcedmovetype == fmAttack;
fmsActivate = forcedmovetype == fmSkip || forcedmovetype == fmActivate;
return (d >= 0) ? actual_move() : stay();
}
bool pcmove::after_move() {
if(checkonly) return true;
invisfish = false;
if(items[itOrbFish]) {
invisfish = true;
for(int i=0; i<numplayers(); i++)
if(multi::playerActive(i) && !isWatery(playerpos(i)))
invisfish = false;
if(d < 0) invisfish = false; // no invisibility if staying still
if(invisfish) invismove = true, markOrb(itOrbFish);
}
last_gravity_state = gravity_state;
if(multi::players == 1) monstersTurn();
save_memory();
check_total_victory();
if(items[itWhirlpool] && cwt.at->land != laWhirlpool && !whirlpool::escaped) {
whirlpool::escaped = true;
achievement_gain("WHIRL1");
}
if(items[itLotus] >= 25 && !isHaunted(cwt.at->land) && survivalist && !got_survivalist) {
got_survivalist = true;
achievement_gain("SURVIVAL");
}
if(seenSevenMines && cwt.at->land != laMinefield) {
seenSevenMines = false;
achievement_gain("SEVENMINE");
}
DEBB(DF_TURN, ("done"));
return true;
}
bool pcmove::swing() {
sideAttack(cwt.at, d, moPlayer, 0);
animateAttack(mi, LAYER_SMALL);
if(survivalist && isHaunted(mi.t->land))
survivalist = false;
mirror::act(origd, mirror::SPINMULTI | mirror::ATTACK);
lastmovetype = lmTree; lastmove = mi.t;
swordAttackStatic();
return after_move();
}
bool pcmove::after_instant(bool kl) {
keepLightning = kl;
bfs();
keepLightning = false;
if(multi::players > 1) { multi::whereto[multi::cpid].d = MD_UNDECIDED; return false; }
checkmove();
return true;
}
struct chaos_data {
cell *ca, *cb;
gcell coa, cob;
bool done;
chaos_data() {
done = false;
ca = (cwt+1).cpeek();
cb = (cwt-1).cpeek();
if(!items[itOrbChaos] || chaos_forbidden(ca) || chaos_forbidden(cb)) {
ca = cb = nullptr;
return;
}
markOrb(itOrbChaos);
coa = *ca;
cob = *cb;
copy_metadata(ca, &cob);
copy_metadata(cb, &coa);
int sa = ca->mondir - ((cwt+1)+wstep).spin;
int sb = cb->mondir - ((cwt-1)+wstep).spin;
ca->stuntime = min(ca->stuntime + 3, 15);
cb->stuntime = min(cb->stuntime + 3, 15);
ca->monmirror = !ca->monmirror;
cb->monmirror = !cb->monmirror;
if(ca->mondir < ca->type)
ca->mondir = ((cwt+1)+wstep-sb).spin;
if(cb->mondir < cb->type)
cb->mondir = ((cwt+1)+wstep-sa).spin;
}
void rollback() {
done = true;
if(!ca) return;
copy_metadata(ca, &coa);
copy_metadata(cb, &cob);
}
~chaos_data() {
if(!done) {
println(hlog, "chaos_data not done");
breakhere();
}
}
void commit() {
if(cb && cb->monst == moPair) {
gcell tmp = *ca;
ca->monst = moPair;
ca->mondir = coa.mondir;
killMonster(ca, moPlayer);
cb->monst = ca->monst;
copy_metadata(ca, &tmp);
}
if(ca && ca->monst == moPair) {
gcell tmp = *cb;
cb->monst = moPair;
cb->mondir = cob.mondir;
killMonster(cb, moPlayer);
ca->monst = cb->monst;
copy_metadata(cb, &tmp);
}
done = true;
}
};
bool pcmove::actual_move() {
origd = d;
if(d >= 0) {
cwt += d;
mirror::act(d, mirror::SPINSINGLE);
d = cwt.spin;
}
if(d != -1 && !checkonly) playermoved = true;
mi = movei(cwt.at, d);
cell *& c2 = mi.t;
good_tortoise = c2->monst == moTortoise && tortoise::seek() && !tortoise::diff(tortoise::getb(c2)) && !c2->item;
if(items[itOrbGravity]) {
if(c2->monst && !should_switchplace(cwt.at, c2))
gravity_state = get_static_gravity(cwt.at);
else
gravity_state = get_move_gravity(cwt.at, c2);
if(gravity_state) markOrb(itOrbGravity);
}
if(againstRose(cwt.at, c2) && !scentResistant()) {
if(!checkonly) addMessage("Those roses smell too nicely. You have to come towards them.");
return false;
}
bool try_instant = (forcedmovetype == fmInstant) || (forcedmovetype == fmSkip && !passable(c2, cwt.at, P_ISPLAYER | P_MIRROR | P_USEBOAT | P_FRIENDSWAP));
if(items[itOrbDomination] > ORBBASE && isMountable(c2->monst) && !monstersnear2() && fmsMove) {
if(checkonly) { nextmovetype = lmMove; return true; }
if(!isMountable(cwt.at->monst)) dragon::target = NULL;
movecost(cwt.at, c2, 3);
flipplayer = true; if(multi::players > 1) multi::flipped[multi::cpid] = true;
invismove = (turncount >= noiseuntil) && items[itOrbInvis] > 0;
killFriendlyIvy();
return perform_move_or_jump();
}
if(items[itOrbFlash] && try_instant) {
if(checkonly) { nextmovetype = lmInstant; return true; }
if(orbProtection(itOrbFlash)) return true;
activateFlash();
return after_instant(false);
}
if(items[itOrbLightning] && try_instant) {
if(checkonly) { nextmovetype = lmInstant; return true; }
if(orbProtection(itOrbLightning)) return true;
activateLightning();
return after_instant(true);
}
if(isActivable(c2) && fmsActivate) {
if(checkonly) { nextmovetype = lmInstant; return true; }
activateActiv(c2, true);
return after_instant(false);
}
if(isPushable(c2->wall) && !c2->monst && !nonAdjacentPlayer(c2, cwt.at) && fmsMove) {
mip = determinePush(cwt, subdir, [c2] (cell *c) { return canPushThumperOn(c, c2, cwt.at); });
if(mip.d == NO_SPACE) {
if(!checkonly) addMessage(XLAT("No room to push %the1.", c2->wall));
return false;
}
chaos_data cdata;
if(monstersnear(c2, NULL, moPlayer, NULL, cwt.at)) {
cdata.rollback();
if(!checkonly && errormsgs) wouldkill("%The1 would kill you there!");
return false;
}
if(checkonly) { nextmovetype = lmMove; cdata.rollback(); return true; }
addMessage(XLAT("You push %the1.", c2->wall));
lastmovetype = lmPush; lastmove = cwt.at;
pushThumper(mip);
cdata.commit();
return perform_actual_move();
}
if(c2->item == itHolyGrail && roundTableRadius(c2) < newRoundTableRadius()) {
if(!checkonly)
addMessage(XLAT("That was not a challenge. Find a larger castle!"));
return false;
}
if(c2->item == itOrbYendor && !checkonly && !peace::on && !itemHiddenFromSight(c2) && yendor::check(c2)) {
return false;
}
if(isWatery(c2) && !nonAdjacentPlayer(cwt.at,c2) && !c2->monst && cwt.at->wall == waBoat && fmsMove)
return boat_move();
if(!c2->monst && cwt.at->wall == waBoat && cwt.at->item != itOrbYendor && boatGoesThrough(c2) && markOrb(itOrbWater) && !nonAdjacentPlayer(c2, cwt.at) && fmsMove) {
if(havePushConflict(cwt.at, checkonly)) return false;
chaos_data cdata;
if(monstersnear(c2,NULL,moPlayer,NULL,cwt.at)) {
if(!checkonly && errormsgs) wouldkill("%The1 would kill you there!");
cdata.rollback();
return false;
}
if(checkonly) { nextmovetype = lmMove; cdata.rollback(); return true; }
if(c2->item && !cwt.at->item) moveItem(c2, cwt.at, false), boatmove = true;
placeWater(c2, cwt.at);
moveBoat(mi);
c2->mondir = revhint(cwt.at, d);
if(c2->item) boatmove = !boatmove;
cdata.commit();
return perform_actual_move();
}
return after_escape();
}
bool pcmove::boat_move() {
cell *& c2 = mi.t;
if(havePushConflict(cwt.at, checkonly)) return false;
if(againstWind(c2, cwt.at)) {
if(!checkonly)
addMessage(XLAT(airdist(c2) < 3 ? "The Air Elemental blows you away!" : "You cannot go against the wind!"));
return false;
}
if(againstCurrent(c2, cwt.at) && !markOrb(itOrbWater)) {
if(markOrb(itOrbFish) || markOrb(itOrbAether) || gravity_state)
return after_escape();
if(!checkonly)
addMessage(XLAT("You cannot go against the current!"));
return false;
}
if(cwt.at->item == itOrbYendor) {
if(markOrb(itOrbFish) || markOrb(itOrbAether) || gravity_state)
return after_escape();
if(!checkonly)
addMessage(XLAT("The Orb of Yendor is locked in with powerful magic."));
return false;
}
chaos_data cdata;
if(monstersnear(c2, NULL, moPlayer, NULL, cwt.at)) {
if(!checkonly && errormsgs)
wouldkill("%The1 would kill you there!");
cdata.rollback();
return false;
}
if(checkonly) { nextmovetype = lmMove; cdata.rollback(); return true; }
moveBoat(mi);
boatmove = true;
cdata.commit();
return perform_actual_move();
}
void pcmove::tell_why_cannot_attack() {
cell *& c2 = mi.t;
if(c2->monst == moWorm || c2->monst == moWormtail || c2->monst == moWormwait)
addMessage(XLAT("You cannot attack Sandworms directly!"));
else if(c2->monst == moHexSnake || c2->monst == moHexSnakeTail)
addMessage(XLAT("You cannot attack Rock Snakes directly!"));
else if(nonAdjacent(c2, cwt.at))
addMessage(XLAT("You cannot attack diagonally!"));
else if(thruVine(c2, cwt.at))
addMessage(XLAT("You cannot attack through the Vine!"));
else if(c2->monst == moTentacle || c2->monst == moTentacletail || c2->monst == moTentaclewait || c2->monst == moTentacleEscaping)
addMessage(XLAT("You cannot attack Tentacles directly!"));
else if(c2->monst == moHedge && !markOrb(itOrbThorns)) {
addMessage(XLAT("You cannot attack %the1 directly!", c2->monst));
addMessage(XLAT("Stab them by walking around them."));
}
else if(c2->monst == moRoseBeauty || isBull(c2->monst) || c2->monst == moButterfly)
addMessage(XLAT("You cannot attack %the1!", c2->monst));
else if(c2->monst == moFlailer && !c2->stuntime) {
addMessage(XLAT("You cannot attack %the1 directly!", c2->monst));
addMessage(XLAT("Make him hit himself by walking away from him."));
}
else if(c2->monst == moVizier && c2->hitpoints > 1 && !(attackflags & AF_FAST)) {
addMessage(XLAT("You cannot attack %the1 directly!", c2->monst));
addMessage(XLAT("Hit him by walking away from him."));
}
else if(c2->monst == moShadow)
addMessage(XLAT("You cannot defeat the Shadow!"));
else if(c2->monst == moGreater || c2->monst == moGreaterM)
addMessage(XLAT("You cannot defeat the Greater Demon yet!"));
else if(c2->monst == moDraugr)
addMessage(XLAT("Your mundane weapon cannot hurt %the1!", c2->monst));
else if(isRaider(c2->monst))
addMessage(XLAT("You cannot attack Raiders directly!"));
else if(isSwitch(c2->monst))
addMessage(XLAT("You cannot attack Jellies in their wall form!"));
else
addMessage(XLAT("For some reason... cannot attack!"));
}
bool pcmove::after_escape() {
cell*& c2 = mi.t;
if(c2->wall == waBigStatue && !c2->monst && !nonAdjacentPlayer(c2, cwt.at) && fmsMove) {
if(!canPushStatueOn(cwt.at)) {
if(!checkonly) {
if(isFire(cwt.at))
addMessage(XLAT("You have to escape first!"));
else
addMessage(XLAT("There is not enough space!"));
}
return false;
}
if(havePushConflict(cwt.at, checkonly)) return false;
eWall save_c2 = c2->wall;
eWall save_cw = cwt.at->wall;
c2->wall = cwt.at->wall;
if(doesnotFall(cwt.at))
cwt.at->wall = waBigStatue;
chaos_data cdata;
if(monstersnear(c2,NULL,moPlayer,NULL,cwt.at)) {
cdata.rollback();
if(!checkonly && errormsgs) wouldkill("%The1 would kill you there!");
c2->wall = save_c2; cwt.at->wall = save_cw;
return false;
}
if(checkonly) { cdata.rollback(); c2->wall = save_c2; cwt.at->wall = save_cw; nextmovetype = lmMove; return true; }
addMessage(XLAT("You push %the1 behind you!", waBigStatue));
animateMovement(mi.rev(), LAYER_BOAT);
cdata.commit();
return perform_actual_move();
}
bool attackable;
attackable =
c2->wall == waBigTree ||
c2->wall == waSmallTree ||
c2->wall == waMirrorWall;
if(attackable && markOrb(itOrbAether) && c2->wall != waMirrorWall)
attackable = false;
bool nm; nm = attackable;
if(forcedmovetype == fmAttack) attackable = true;
attackable = attackable && (!c2->monst || isFriendly(c2));
attackable = attackable && !nonAdjacentPlayer(cwt.at,c2);
if(attackable && fmsAttack) {
if(checkNeedMove(checkonly, true)) return false;
if(monstersnear(cwt.at,c2,moPlayer,NULL,cwt.at)) {
if(!checkonly && errormsgs) wouldkill("%The1 would get you!");
return false;
}
if(checkonly) { nextmovetype = nm ? lmAttack : lmSkip; return true; }
if(c2->wall == waSmallTree) {
drawParticles(c2, winf[c2->wall].color, 4);
addMessage(XLAT("You chop down the tree."));
playSound(c2, "hit-axe" + pick123());
c2->wall = waNone;
return swing();
}
else if(c2->wall == waBigTree) {
drawParticles(c2, winf[c2->wall].color, 8);
addMessage(XLAT("You start chopping down the tree."));
playSound(c2, "hit-axe" + pick123());
c2->wall = waSmallTree;
return swing();
}
if(!peace::on) {
if(c2->wall == waMirrorWall)
addMessage(XLAT("You swing your sword at the mirror."));
else if(c2->wall)
addMessage(XLAT("You swing your sword at %the1.", c2->wall));
else
addMessage(XLAT("You swing your sword."));
return swing();
}
return false;
}
else if(c2->monst == moKnight) {
if(!checkonly) camelot::knightFlavorMessage(c2);
return false;
}
else if(c2->monst && (!isFriendly(c2) || c2->monst == moTameBomberbird || isMountable(c2->monst))
&& !(peace::on && !isMultitile(c2->monst) && !good_tortoise))
return attack();
else if(!passable(c2, cwt.at, P_USEBOAT | P_ISPLAYER | P_MIRROR | P_MONSTER)) {
if(!checkonly) tell_why_impassable();
return false;
}
else if(fmsMove)
return move_if_okay();
else return false;
}
bool pcmove::move_if_okay() {
cell*& c2 = mi.t;
if(mine::marked_mine(c2) && !mine::safe() && !checkonly && warningprotection(XLAT("Are you sure you want to step there?")))
return false;
if(snakelevel(c2) <= snakelevel(cwt.at)-2) {
bool can_leave = false;
forCellEx(c3, c2) if(passable(c3, c2, P_ISPLAYER | P_MONSTER)) can_leave = true;
if(!can_leave && !checkonly && warningprotection(XLAT("Are you sure you want to step there?")))
return false;
}
chaos_data cdata;
if(monstersnear(c2, NULL, moPlayer, NULL, cwt.at)) {
cdata.rollback();
if(checkonly) return false;
if(items[itOrbFlash]) {
if(checkonly) { nextmovetype = lmInstant; return true; }
if(orbProtection(itOrbFlash)) return true;
activateFlash();
checkmove();
return true;
}
if(items[itOrbLightning]) {
if(checkonly) { nextmovetype = lmInstant; return true; }
if(orbProtection(itOrbLightning)) return true;
activateLightning();
checkmove();
return true;
}
if(who_kills_me == moOutlaw && items[itRevolver]) {
for(int i=0; i<c2->type; i++) {
cell *c3 = c2->move(i);
if(c3) for(int i=0; i<c3->type; i++) {
cell *c4 = c3->move(i);
if(c4 && c4->monst == moOutlaw) {
eItem i = targetRangedOrb(c4, roCheck);
if(i == itRevolver) {
targetRangedOrb(c4, roKeyboard);
return false;
}
}
}
}
}
if(!checkonly && errormsgs)
wouldkill("%The1 would kill you there!");
return false;
}
if(switchplace_prevent(cwt.at, c2, checkonly)) {
cdata.rollback();
return false;
}
if(!checkonly && warningprotection_hit(do_we_stab_a_friend(cwt.at, c2, moPlayer))) {
cdata.rollback();
return false;
}
if(checkonly) {
cdata.rollback();
nextmovetype = lmMove;
return true;
}
cdata.commit();
return perform_actual_move();
}
void pcmove::tell_why_impassable() {
cell*& c2 = mi.t;
if(nonAdjacent(cwt.at,c2))
addMessage(XLAT(
geosupport_football() < 2 ?
"You cannot move between the cells without dots here!" :
"You cannot move between the triangular cells here!"
));
else if(againstWind(c2, cwt.at))
addMessage(XLAT(airdist(c2) < 3 ? "The Air Elemental blows you away!" : "You cannot go against the wind!"));
else if(isAlch(c2))
addMessage(XLAT("Wrong color!"));
else if(c2->wall == waRoundTable)
addMessage(XLAT("It would be impolite to land on the table!"));
else if(snakelevel(cwt.at) >= 3 && snakelevel(c2) == 0)
addMessage(XLAT("You would get hurt!", c2->wall));
else if(cellEdgeUnstable(cwt.at) && cellEdgeUnstable(c2)) {
addMessage(XLAT("Gravity does not allow this!"));
}
else if(c2->wall == waChasm && c2->land == laDual)
addMessage(XLAT("You cannot move there!"));
else if(!c2->wall)
addMessage(XLAT("You cannot move there!"));
else {
addMessage(XLAT("You cannot move through %the1!", c2->wall));
}
}
bool pcmove::attack() {
auto& c2 = mi.t;
if(!fmsAttack) return false;
attackflags = AF_NORMAL;
if(items[itOrbSpeed]&1) attackflags |= AF_FAST;
if(items[itOrbSlaying]) attackflags |= AF_CRUSH;
bool ca =canAttack(cwt.at, moPlayer, c2, c2->monst, attackflags);
if(!ca) {
if(forcedmovetype == fmAttack) {
if(monstersnear(cwt.at,c2,moPlayer,NULL,cwt.at)) {
if(!checkonly && errormsgs) wouldkill("%The1 would get you!");
return false;
}
if(checkonly) { nextmovetype = lmSkip; return true; }
addMessage(XLAT("You swing your sword at %the1.", c2->monst));
return swing();
}
if(!checkonly) tell_why_cannot_attack();
return false;
}
// mip.t=c2 means that the monster is not destroyed and thus
// still counts for lightning in monstersnear
mip = movei(c2, nullptr, NO_SPACE);
if(isStunnable(c2->monst) && c2->hitpoints > 1) {
if(monsterPushable(c2))
mip = determinePush(cwt, subdir, [c2] (cell *c) { return passable(c, c2, P_BLOW); });
else
mip.t = c2;
}
if(c2->monst == moTroll || c2->monst == moFjordTroll ||
c2->monst == moForestTroll || c2->monst == moStormTroll || c2->monst == moVineSpirit)
mip.t = c2;
if(havePushConflict(mip.t, checkonly)) return false;
if(!(isWatery(cwt.at) && c2->monst == moWaterElemental) && checkNeedMove(checkonly, true))
return false;
if(monstersnear(cwt.at, c2, moPlayer, mip.t, cwt.at)) {
if(errormsgs && !checkonly)
wouldkill("You would be killed by %the1!");
return false;
}
if(c2->monst == moTameBomberbird && warningprotection_hit(moTameBomberbird)) return false;
if(checkonly) { nextmovetype = lmAttack; return true; }
mirror::act(origd, mirror::SPINMULTI | mirror::ATTACK);
int tk = tkills();
if(good_tortoise) {
items[itBabyTortoise] += 4;
updateHi(itBabyTortoise, items[itBabyTortoise]);
c2->item = itBabyTortoise;
tortoise::babymap[c2] = tortoise::seekbits;
playSound(c2, playergender() ? "heal-princess" : "heal-prince");
addMessage(XLAT(playergender() == GEN_F ? "You are now a tortoise heroine!" : "You are now a tortoise hero!"));
c2->stuntime = 2;
achievement_collection(itBabyTortoise);
}
else {
eMonster m = c2->monst;
if(m) {
if((attackflags & AF_CRUSH) && !canAttack(cwt.at, moPlayer, c2, c2->monst, attackflags ^ AF_CRUSH ^ AF_MUSTKILL))
markOrb(itOrbSlaying);
if(c2->monst == moTerraWarrior && hrand(100) > 2 * items[itTerra]) {
if(hrand(2 + jiangshi_on_screen) < 2)
wandering_jiangshi++;
}
attackMonster(c2, attackflags | AF_MSG, moPlayer);
if(m == moRusalka) {
if(cwt.at->wall == waNone) cwt.at->wall = waShallow;
else if(cwt.at->wall == waShallow) cwt.at->wall = waDeepWater;
}
// salamanders are stunned for longer time when pushed into a wall
if(c2->monst == moSalamander && (mip.t == c2 || !mip.t)) c2->stuntime = 10;
if(!c2->monst) produceGhost(c2, m, moPlayer);
if(mip.proper()) pushMonster(mip);
animateAttack(mi, LAYER_SMALL);
}
}
sideAttack(cwt.at, d, moPlayer, tkills() - tk);
lastmovetype = lmAttack; lastmove = c2;
swordAttackStatic();
return after_move();
}
EX bool chaos_forbidden(cell *c) {
return among(c->wall, waMirrorWall, waBarrier, waRoundTable) || isMultitile(c->monst);
}
EX void copy_metadata(cell *x, gcell *y) {
x->wall = y->wall;
x->monst = y->monst;
x->item = y->item;
x->mondir = y->mondir;
x->stuntime = y->stuntime;
x->hitpoints = y->hitpoints;
x->monmirror = y->monmirror;
if(isIcyLand(x)) {
x->landparam = y->landparam;
}
x->wparam = y->wparam;
}
bool pcmove::perform_actual_move() {
cell*& c2 = mi.t;
flipplayer = true; if(multi::players > 1) multi::flipped[multi::cpid] = true;
if(c2->item && isAlch(c2)) {
if(cwt.at->wall == waBoat)
c2->wall = waNone;
else
c2->wall = cwt.at->wall;
}
if(c2->wall == waRoundTable) {
addMessage(XLAT("You jump over the table!"));
}
if(cwt.at->wall == waRoundTable)
camelot::roundTableMessage(c2);
invismove = (turncount >= noiseuntil) && items[itOrbInvis] > 0;
if(items[itOrbFire]) {
invismove = false;
if(makeflame(cwt.at, 10, false)) markOrb(itOrbFire);
}
handle_friendly_ivy();
if(items[itOrbDigging]) {
invismove = false;
if(earthMove(mi)) markOrb(itOrbDigging);
}
movecost(cwt.at, c2, 1);
if(!boatmove && collectItem(c2)) return true;
if(doPickupItemsWithMagnetism(c2)) return true;
if(isIcyLand(cwt.at) && cwt.at->wall == waNone && markOrb(itOrbWinter)) {
invismove = false;
cwt.at->wall = waIcewall;
}
if(items[itOrbWinter])
forCellEx(c3, c2) if(c3->wall == waIcewall && c3->item)
markOrb(itOrbWinter), collectItem(c3);
movecost(cwt.at, c2, 2);
handle_switchplaces(cwt.at, c2, switchplaces);
return perform_move_or_jump();
}
void pcmove::handle_friendly_ivy() {
cell*& c2 = mi.t;
bool haveIvy = false;
forCellEx(c3, cwt.at) if(c3->monst == moFriendlyIvy) haveIvy = true;
bool killIvy = haveIvy;
if(items[itOrbNature]) {
if(c2->monst != moFriendlyIvy && strictlyAgainstGravity(c2, cwt.at, false, MF_IVY)) {
invismove = false;
}
else if(cwt.at->monst) invismove = false;
else if(haveIvy || !cellEdgeUnstable(cwt.at, MF_IVY)) {
cwt.at->monst = moFriendlyIvy;
cwt.at->mondir = neighborId(cwt.at, c2);
invismove = false;
markOrb(itOrbNature);
killIvy = false;
}
}
if(killIvy) killFriendlyIvy();
}
bool pcmove::perform_move_or_jump() {
lastmovetype = lmMove; lastmove = cwt.at;
stabbingAttack(cwt.at, mi.t, moPlayer);
cell *c1 = cwt.at;
cwt += wstep;
if(switchplaces) {
indAnimateMovement(mi, LAYER_SMALL);
indAnimateMovement(mi.rev(), LAYER_SMALL);
commitAnimations(LAYER_SMALL);
}
else
animateMovement(mi, LAYER_SMALL);
current_display->which_copy = current_display->which_copy * adj(mi);
mirror::act(origd, mirror::SPINMULTI | mirror::ATTACK | mirror::GO);
playerMoveEffects(c1, mi.t);
if(mi.t->monst == moFriendlyIvy) mi.t->monst = moNone;
countLocalTreasure();
landvisited[cwt.at->land] = true;
afterplayermoved();
return after_move();
}
bool pcmove::stay() {
if(items[itOrbGravity]) {
gravity_state = get_static_gravity(cwt.at);
if(gravity_state) markOrb(itOrbGravity);
}
lastmovetype = lmSkip; lastmove = NULL;
if(checkNeedMove(checkonly, false))
return false;
if(monstersnear(cwt.at, NULL, moPlayer, NULL, cwt.at)) {
if(errormsgs && !checkonly)
wouldkill("%The1 would get you!");
return false;
}
if(checkonly) { nextmovetype = lmSkip; return true; }
swordAttackStatic();
if(d == -2)
dropGreenStone(cwt.at);
if(cellUnstable(cwt.at) && !markOrb(itOrbAether))
doesFallSound(cwt.at);
if(last_gravity_state && !gravity_state)
playerMoveEffects(cwt.at, cwt.at);
return after_move();
}
#if HDR
inline bool movepcto(const movedir& md) { return movepcto(md.d, md.subdir); }
#endif
EX bool warningprotection(const string& s) {
if(hardcore) return false;
if(multi::activePlayers() > 1) return false;
if(items[itWarning]) return false;
pushScreen([s] () {
gamescreen(1);
dialog::addBreak(250);
dialog::init(XLAT("WARNING"), 0xFF0000, 150, 100);
dialog::addBreak(500);
dialog::addInfo(s);
dialog::addBreak(500);
dialog::addItem(XLAT("YES"), 'y');
dialog::lastItem().scale = 200;
auto yes = [] () { items[itWarning] = 1; popScreen(); };
dialog::add_action(yes);
dialog::add_key_action(SDLK_RETURN, yes);
dialog::addItem(XLAT("NO"), 'n');
dialog::lastItem().scale = 200;
dialog::add_action([] () { items[itWarning] = 0; popScreen(); });
dialog::display();
});
return true;
}
EX bool warningprotection_hit(eMonster m) {
if(m && warningprotection(XLAT("Are you sure you want to hit %the1?", m)))
return true;
return false;
}
EX bool playerInWater() {
for(int i=0; i<numplayers(); i++)
if(multi::playerActive(i) && isWatery(playerpos(i)) && !playerInBoat(i))
return true;
return false;
}
EX int numplayers() {
return multi::players;
}
EX cell *playerpos(int i) {
if(shmup::on) return shmup::playerpos(i);
if(multi::players > 1) return multi::player[i].at;
return singlepos();
}
EX bool allPlayersInBoats() {
for(int i=0; i<numplayers(); i++)
if(multi::playerActive(i) && playerpos(i)->wall != waBoat) return true;
return false;
}
EX int whichPlayerOn(cell *c) {
if(singleused()) return c == singlepos() ? 0 : -1;
for(int i=0; i<numplayers(); i++)
if(playerpos(i) == c) return i;
return -1;
}
EX bool isPlayerOn(cell *c) {
return whichPlayerOn(c) >= 0;
}
EX bool isPlayerInBoatOn(cell *c, int i) {
return
(playerpos(i) == c && (
c->wall == waBoat || c->wall == waStrandedBoat || (shmup::on && shmup::playerInBoat(i))
));
}
EX bool playerInBoat(int i) {
return isPlayerInBoatOn(playerpos(i), i);
}
EX bool isPlayerInBoatOn(cell *c) {
for(int i=0; i<numplayers(); i++) if(isPlayerInBoatOn(c, i)) return true;
return false;
}
EX bool playerInPower() {
if(singleused())
return singlepos()->land == laPower || singlepos()->land == laHalloween;
for(int i=0; i<numplayers(); i++)
if(multi::playerActive(i) && (playerpos(i)->land == laPower || playerpos(i)->land == laHalloween))
return true;
return false;
}
EX void playerMoveEffects(cell *c1, cell *c2) {
if(peace::on) items[itOrbSword] = c2->land == laBurial ? 100 : 0;
sword::dir[multi::cpid] = sword::shift(c1, c2, sword::dir[multi::cpid]);
destroyWeakBranch(c1, c2, moPlayer);
mine::uncover_full(c2);
if((c2->wall == waClosePlate || c2->wall == waOpenPlate) && normal_gravity_at(c2) && !markOrb(itOrbAether))
toggleGates(c2, c2->wall);
if(c2->wall == waArrowTrap && c2->wparam == 0 && normal_gravity_at(c2) && !markOrb(itOrbAether))
activateArrowTrap(c2);
if(c2->wall == waFireTrap && c2->wparam == 0 && normal_gravity_at(c2) &&!markOrb(itOrbAether)) {
playSound(c2, "click");
c2->wparam = 1;
}
princess::playernear(c2);
if(c2->wall == waGlass && items[itOrbAether] > ORBBASE+1) {
addMessage(XLAT("Your Aether powers are drained by %the1!", c2->wall));
drainOrb(itOrbAether, 2);
}
if(cellUnstable(c2) && !markOrb(itOrbAether)) doesFallSound(c2);
if(c2->wall == waStrandedBoat && markOrb(itOrbWater))
c2->wall = waBoat;
if(c2->land == laOcean && c2->wall == waBoat && c2->landparam < 30 && markOrb(itOrbWater))
c2->landparam = 40;
if((c2->land == laHauntedWall || c2->land == laHaunted) && !hauntedWarning) {
hauntedWarning = true;
addMessage(XLAT("You become a bit nervous..."));
addMessage(XLAT("Better not to let your greed make you stray from your path."));
playSound(c2, "nervous");
}
}
EX void afterplayermoved() {
pregen();
if(!racing::on)
setdist(cwt.at, 7 - getDistLimit() - genrange_bonus, NULL);
prairie::treasures();
if(generatingEquidistant) {
printf("Warning: generatingEquidistant set to true\n");
generatingEquidistant = false;
}
}
EX void produceGhost(cell *c, eMonster victim, eMonster who) {
if(who != moPlayer && !items[itOrbEmpathy]) return;
if(markOrb(itOrbUndeath) && !c->monst && isGhostable(victim)) {
c->monst = moFriendlyGhost, c->stuntime = 0;
if(who != moPlayer) markOrb(itOrbEmpathy);
}
}
EX bool swordAttack(cell *mt, eMonster who, cell *c, int bb) {
eMonster m = c->monst;
if(c->wall == waCavewall) markOrb(bb ? itOrbSword2: itOrbSword);
if(c->wall == waSmallTree || c->wall == waBigTree || c->wall == waRose || c->wall == waCTree || c->wall == waVinePlant ||
thruVine(mt, c) || c->wall == waBigBush || c->wall == waSmallBush || c->wall == waSolidBranch || c->wall == waWeakBranch) {
playSound(NULL, "hit-axe"+pick123());
markOrb(bb ? itOrbSword2: itOrbSword);
drawParticles(c, winf[c->wall].color, 16);
addMessage(XLAT("You chop down %the1.", c->wall));
destroyHalfvine(c);
c->wall = waNone;
}
if(c->wall == waBarrowDig) {
playSound(NULL, "hit-axe"+pick123());
markOrb(bb ? itOrbSword2: itOrbSword);
drawParticles(c, winf[c->wall].color, 16);
c->wall = waNone;
}
if(c->wall == waBarrowWall && items[itBarrow] >= 25) {
playSound(NULL, "hit-axe"+pick123());
markOrb(bb ? itOrbSword2: itOrbSword);
drawParticles(c, winf[c->wall].color, 16);
c->wall = waNone;
}
if(c->wall == waExplosiveBarrel)
explodeBarrel(c);
if(!peace::on && canAttack(mt, who, c, m, AF_SWORD)) {
markOrb(bb ? itOrbSword2: itOrbSword);
int k = tkills();
attackMonster(c, AF_NORMAL | AF_MSG | AF_SWORD, who);
if(c->monst == moShadow) c->monst = moNone;
produceGhost(c, m, who);
if(tkills() > k) return true;
}
return false;
}
EX void swordAttackStatic(int bb) {
swordAttack(cwt.at, moPlayer, sword::pos(multi::cpid, bb), bb);
}
EX void swordAttackStatic() {
for(int bb = 0; bb < 2; bb++)
if(sword::orbcount(bb))
swordAttackStatic(bb);
}
EX void sideAttack(cell *mf, int dir, eMonster who, int bonus, eItem orb) {
if(!items[orb]) return;
if(who != moPlayer && !items[itOrbEmpathy]) return;
for(int k: {-1, 1}) {
cell *mt = mf->modmove(dir + k*bonus);
eMonster m = mt->monst;
flagtype f = AF_SIDE;
if(items[itOrbSlaying]) f|= AF_CRUSH;
if(canAttack(mf, who, mt, m, f)) {
if((f & AF_CRUSH) && !canAttack(mf, who, mt, m, AF_SIDE | AF_MUSTKILL))
markOrb(itOrbSlaying);
markOrb(orb);
if(who != moPlayer) markOrb(itOrbEmpathy);
if(attackMonster(mt, AF_NORMAL | AF_SIDE | AF_MSG, who))
produceGhost(mt, m, who);
}
else if(mt->wall == waBigTree)
mt->wall = waSmallTree;
else if(mt->wall == waSmallTree)
mt->wall = waNone;
else if(mt->wall == waExplosiveBarrel)
explodeBarrel(mt);
}
}
EX void sideAttack(cell *mf, int dir, eMonster who, int bonuskill) {
int k = tkills();
sideAttack(mf, dir, who, 1, itOrbSide1);
sideAttack(mf, dir, who, 2, itOrbSide2);
sideAttack(mf, dir, who, 3, itOrbSide3);
if(who == moPlayer) {
int kills = tkills() - k + bonuskill;
if(kills >= 5) achievement_gain("MELEE5");
}
}
EX eMonster do_we_stab_a_friend(cell *mf, cell *mt, eMonster who) {
eMonster m = moNone;
do_swords(mf, mt, who, [&] (cell *c, int bb) {
if(!peace::on && canAttack(mt, who, c, c->monst, AF_SWORD) && c->monst && isFriendly(c)) m = c->monst;
});
for(int t=0; t<mf->type; t++) {
cell *c = mf->move(t);
if(!c) continue;
bool stabthere = false;
if(logical_adjacent(mt, who, c)) stabthere = true;
if(stabthere && canAttack(mt,who,c,c->monst,AF_STAB) && isFriendly(c))
return c->monst;
}
return m;
}
EX void wouldkill(const char *msg) {
if(who_kills_me == moWarning)
addMessage(XLAT("This move appears dangerous -- are you sure?"));
else if(who_kills_me == moFireball)
addMessage(XLAT("Cannot move into the current location of another player!"));
else if(who_kills_me == moAirball)
addMessage(XLAT("Players cannot get that far away!"));
else
addMessage(XLAT(msg, who_kills_me));
}
EX bool havePushConflict(cell *pushto, bool checkonly) {
if(pushto && multi::activePlayers() > 1) {
for(int i=0; i<multi::players; i++) if(i != multi::cpid && multi::playerActive(i))
if(multi::origpos[i] == pushto || multi::origtarget[i] == pushto) {
if(!checkonly)
addMessage(XLAT("Cannot push into another player!"));
return true;
}
for(int i=0; i<isize(stalemate::moves); i++) {
if(pushto == stalemate::moves[i].pushto) {
if(!checkonly)
addMessage(XLAT("Cannot push into the same location!"));
return true;
}
}
}
return false;
}
bool got_crossroads;
EX void movecost(cell* from, cell *to, int phase) {
if(from->land == laPower && to->land != laPower && (phase & 1)) {
int n=0;
for(int i=0; i<ittypes; i++)
if(itemclass(eItem(i)) == IC_ORB && items[i] >= 2 && i != itOrbFire)
items[i] = 2, n++;
if(n)
addMessage(XLAT("As you leave, your powers are drained!"));
}
#if CAP_TOUR
if(from->land != to->land && tour::on && (phase & 2))
tour::checkGoodLand(to->land);
#endif
if(to->land ==laCrossroads4 && !got_crossroads && !geometry && (phase & 2) && !cheater) {
achievement_gain("CR4");
got_crossroads = true;
chaosUnlocked = true;
}
if(isHaunted(from->land) && !isHaunted(to->land) && (phase & 2)) {
updateHi(itLotus, truelotus = items[itLotus]);
if(items[itLotus] >= 1) achievement_gain("LOTUS1");
if(items[itLotus] >= (big_unlock ? 25 : 10)) achievement_gain("LOTUS2");
if(items[itLotus] >= (big_unlock ? 50 : 25)) achievement_gain("LOTUS3");
if(items[itLotus] >= 50 && !big_unlock) achievement_gain("LOTUS4");
achievement_final(false);
}
if(geometry == gNormal && celldist(to) == 0 && !usedSafety && gold() >= 100 && (phase & 2))
achievement_gain("COMEBACK");
bool tortoiseOK =
to->land == from->land || to->land == laTortoise ||
(to->land == laDragon && from->land != laTortoise) ||
chaosmode;
if(tortoise::seek() && !from->item && !tortoiseOK && passable(from, NULL, 0) && (phase & 2)) {
from->item = itBabyTortoise;
tortoise::babymap[from] = tortoise::seekbits;
addMessage(XLAT("You leave %the1.", itBabyTortoise));
items[itBabyTortoise]--;
}
}
}
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