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shmup:: parent-child relation is now based on ref counting

This commit is contained in:
Zeno Rogue 2020-12-25 06:09:36 +01:00
parent 68ab6fedc6
commit 1612b767b3
1 changed files with 44 additions and 38 deletions
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82
shmup.cpp
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@ -62,7 +62,6 @@ struct monster {
bool inBoat;
bool no_targetting;
monster *parent; // who shot this missile
eMonster parenttype; // type of the parent
int nextshot; // when will it be able to shot (players/flailers)
int pid; // player ID
int hitpoints; // hitpoints; or time elapsed in Asteroids
@ -74,12 +73,16 @@ struct monster {
bool isVirtual; // off the screen: gmatrix is unknown, and pat equals at
hyperpoint inertia;// for frictionless lands
int refs; // +1 for every reference (parent, lists of active monsters)
monster() {
dead = false; inBoat = false; parent = NULL; nextshot = 0;
stunoff = 0; blowoff = 0; footphase = 0; no_targetting = false;
swordangle = 0; inertia = Hypc; ori = Id;
swordangle = 0; inertia = Hypc; ori = Id; refs = 1;
}
eMonster get_parenttype() { return parent ? parent->type : moNone; }
void store();
void findpat();
@ -87,6 +90,20 @@ struct monster {
cell *findbase(const shiftmatrix& T, int maxsteps);
void rebasePat(const shiftmatrix& new_pat, cell *tgt);
void remove_reference() {
refs--;
if(!refs) {
if(parent) parent->remove_reference();
delete this;
}
}
void set_parent(monster *par) {
if(parent) parent->remove_reference();
parent = par;
parent->refs++;
}
};
#endif
@ -337,10 +354,9 @@ void awakenMimics(monster *m, cell *c2) {
m2->base = c;
if(isBullet(m)) {
m2->parenttype = m->parenttype;
m2->type = m->type;
m2->vel = m->vel;
m2->parent = m->parent;
m2->set_parent(m->parent);
m2->pid = m->pid;
}
else
@ -402,9 +418,8 @@ void shootBullet(monster *m) {
if(WDIM == 3) bullet->at = bullet->at * cpush(2, 0.15 * SCALE);
if(prod) bullet->ori = m->ori;
bullet->type = moBullet;
bullet->parent = m;
bullet->set_parent(m);
bullet->pid = m->pid;
bullet->parenttype = m->type;
bullet->inertia = m->inertia;
bullet->inertia[frontdir()] += bullet_velocity(m->type) * SCALE;
bullet->hitpoints = 0;
@ -422,9 +437,8 @@ void shootBullet(monster *m) {
if(prod) bullet->ori = m->ori;
if(WDIM == 3) bullet->at = bullet->at * cpush(2, 0.15 * SCALE);
bullet->type = moBullet;
bullet->parent = m;
bullet->set_parent(m);
bullet->pid = m->pid;
bullet->parenttype = m->type;
bullet->hitpoints = 0;
bullet->inertia = cspin(0, WDIM-1, -M_PI/4 * i) * m->inertia;
bullet->inertia[frontdir()] += bullet_velocity(m->type) * SCALE;
@ -642,7 +656,7 @@ EX void activateArrow(cell *c) {
traplist.emplace(ticks + 500, c);
}
monster arrowtrap_fakeparent;
monster arrowtrap_fakeparent, dragon_fakeparent;
void doTraps() {
while(true) {
@ -662,9 +676,9 @@ void doTraps() {
bullet->base = tl[i];
bullet->at = rspintox(inverse_shift(tu, tC0(tv)));
bullet->type = moArrowTrap;
bullet->parent = &arrowtrap_fakeparent;
bullet->set_parent(&arrowtrap_fakeparent);
arrowtrap_fakeparent.type = moArrowTrap;
bullet->pid = 0;
bullet->parenttype = moArrowTrap;
additional.push_back(bullet);
}
catch(out_of_range&) {}
@ -1487,9 +1501,8 @@ void shoot(eItem it, monster *m) {
/* ori */
if(WDIM == 3) bullet->at = bullet->at * cpush(2, 0.15 * SCALE);
bullet->type = it == itOrbDragon ? moFireball : it == itOrbAir ? moAirball : moBullet;
bullet->parent = m;
bullet->set_parent(m);
bullet->pid = m->pid;
bullet->parenttype = m->type;
items[it]--;
additional.push_back(bullet);
}
@ -1596,9 +1609,7 @@ void spawn_asteroids(monster *bullet, monster *target) {
child->at = target->at;
child->ori = target->ori;
child->type = target->type;
child->parent = NULL;
child->pid = target->pid;
child->parenttype = target->type;
child->inertia = target->inertia;
child->inertia += bullet_inertia / 5;
child->hitpoints = target->hitpoints - 1;
@ -1668,7 +1679,8 @@ void moveBullet(monster *m, int delta) {
if(m->type != moTongue && !(godragon || (c2==m->base && m->type == moArrowTrap) || passable(c2, m->base, P_BULLET | P_MIRRORWALL))) {
m->dead = true;
if(m->type != moAirball) killMonster(c2, m->parent ? m->parent->type : moNone);
if(m->type != moAirball)
killMonster(c2, m->get_parenttype());
// cell *c = m->base;
if(m->parent && isPlayer(m->parent)) {
if(c2->wall == waBigTree) {
@ -1809,7 +1821,7 @@ void moveBullet(monster *m, int delta) {
nat = spin_towards(nat, m->ori, tC0(m->parent->pat), bulletdir(), 1);
m->rebasePat(nat, m->base);
}
m->parent = m2;
m->set_parent(m2);
continue;
}
m->dead = true;
@ -1844,7 +1856,7 @@ EX bool dragonbreath(cell *dragon) {
bullet->base = dragon;
bullet->at = spin_towards(Id, bullet->ori, inverse_shift(gmatrix[dragon], tC0(pc[randplayer]->pat)), bulletdir(), 1);
bullet->type = moFireball;
bullet->parent = bullet;
bullet->set_parent(&dragon_fakeparent); dragon_fakeparent.type = moDragonHead;
bullet->pid = randplayer;
additional.push_back(bullet);
return true;
@ -2214,8 +2226,7 @@ void moveMonster(monster *m, int delta) {
bullet->at = m->at;
bullet->ori = m->ori;
bullet->type = moTongue;
bullet->parent = m;
bullet->parenttype = m->type;
bullet->set_parent(m);
bullet->pid = whichPlayerOn(c2);
additional.push_back(bullet);
return;
@ -2287,8 +2298,7 @@ void moveMonster(monster *m, int delta) {
undead->base = c2;
undead->at = Id;
undead->type = moZombie;
undead->parent = m;
undead->parenttype = m->type;
undead->set_parent(m);
undead->pid = 0;
undead->findpat();
additional.push_back(undead);
@ -2297,8 +2307,7 @@ void moveMonster(monster *m, int delta) {
undead->base = c3;
undead->at = Id;
undead->type = moGhost;
undead->parent = m;
undead->parenttype = m->type;
undead->set_parent(m);
undead->findpat();
undead->pid = 0;
additional.push_back(undead);
@ -2367,7 +2376,7 @@ void moveMonster(monster *m, int delta) {
bullet->at = m->at;
bullet->ori = m->ori;
bullet->type = moFireball;
bullet->parent = m;
bullet->set_parent(m);
additional.push_back(bullet);
bullet->pid = directi;
if(m->type == moPyroCultist)
@ -2381,8 +2390,7 @@ void moveMonster(monster *m, int delta) {
bullet->at = m->at;
bullet->ori = m->ori;
bullet->type = moBullet;
bullet->parent = m;
bullet->parenttype = moOutlaw;
bullet->set_parent(m);
bullet->pid = directi;
additional.push_back(bullet);
m->nextshot = curtime + 1500;
@ -2394,7 +2402,7 @@ void moveMonster(monster *m, int delta) {
bullet->at = m->at;
bullet->ori = m->ori;
bullet->type = moAirball;
bullet->parent = m;
bullet->set_parent(m);
bullet->pid = i;
additional.push_back(bullet);
m->nextshot = curtime + 1500;
@ -2414,7 +2422,7 @@ void moveMonster(monster *m, int delta) {
bullet->at = m->at;
bullet->ori = m->ori;
bullet->type = moFlailBullet;
bullet->parent = m;
bullet->set_parent(m);
bullet->vel = 1/400.0;
bullet->pid = i;
additional.push_back(bullet);
@ -2428,7 +2436,7 @@ void moveMonster(monster *m, int delta) {
bullet->at = m->at;
bullet->ori = m->ori;
bullet->type = moCrushball;
bullet->parent = m;
bullet->set_parent(m);
bullet->pid = i;
additional.push_back(bullet);
break;
@ -2730,11 +2738,9 @@ EX void turn(int delta) {
// deactivate all monsters
for(monster *m: active)
if(m->dead && m->type != moPlayer) {
for(monster *m2: active) if(m2->parent == m)
m2->parent = m->parent;
if(m == mousetarget) mousetarget = NULL;
if(m == lmousetarget) lmousetarget = NULL;
delete m;
m->remove_reference();
}
else {
m->store();
@ -2802,7 +2808,7 @@ EX hookset<bool(const shiftmatrix&, cell*, shmup::monster*)> hooks_draw;
EX void clearMonsters() {
for(mit it = monstersAt.begin(); it != monstersAt.end(); it++)
delete(it->second);
for(monster *m: active) delete m;
for(monster *m: active) m->remove_reference();
mousetarget = NULL;
lmousetarget = NULL;
monstersAt.clear();
@ -3005,12 +3011,12 @@ bool celldrawer::draw_shmup_monster() {
case moBullet: {
color_t col;
cpid = m->pid;
if(m->parenttype == moPlayer)
if(m->get_parenttype() == moPlayer)
col = getcs().swordcolor;
else if(m->parenttype == moMimic)
else if(m->get_parenttype() == moMimic)
col = (mirrorcolor(det(view.T) < 0) << 8) | 0xFF;
else
col = (minf[m->parenttype].color << 8) | 0xFF;
col = (minf[m->get_parenttype()].color << 8) | 0xFF;
if(getcs().charid >= 4) {
queuepoly(mmscale(view, 1.15), cgi.shPHead, col);
ShadowV(view, cgi.shPHead);
@ -3032,7 +3038,7 @@ bool celldrawer::draw_shmup_monster() {
break;
}
case moTongue: {
queuepoly(mmscale(view, 1.15), cgi.shTongue, (minf[m->parenttype].color << 8) | 0xFF);
queuepoly(mmscale(view, 1.15), cgi.shTongue, (minf[m->get_parenttype()].color << 8) | 0xFF);
ShadowV(view, cgi.shTongue);
break;
}