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shmup:: fixed a bug with going through walls

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This commit is contained in:
Zeno Rogue 2019-09-28 14:58:38 +02:00
parent 9de1481b2a
commit 7528acfb23
1 changed files with 17 additions and 13 deletions
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30
shmup.cpp
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@ -86,7 +86,7 @@ struct monster {
cell *findbase(const transmatrix& T); cell *findbase(const transmatrix& T);
void rebasePat(const transmatrix& new_pat); void rebasePat(const transmatrix& new_pat, cell *tgt);
}; };
#endif #endif
@ -174,7 +174,7 @@ void fix_to_2(transmatrix& T) {
fixelliptic(T); fixelliptic(T);
} }
void monster::rebasePat(const transmatrix& new_pat) { void monster::rebasePat(const transmatrix& new_pat, cell *c2) {
if(isVirtual) { if(isVirtual) {
at = new_pat; at = new_pat;
virtualRebase(this, true); virtualRebase(this, true);
@ -186,10 +186,14 @@ void monster::rebasePat(const transmatrix& new_pat) {
at = inverse(gmatrix[base]) * new_pat; at = inverse(gmatrix[base]) * new_pat;
virtualRebase(this, true); virtualRebase(this, true);
fix_to_2(at); fix_to_2(at);
if(base != c2) {
auto T = calc_relative_matrix(c2, base, tC0(at));
base = c2;
at = inverse(T) * at;
}
return; return;
} }
pat = new_pat; pat = new_pat;
cell *c2 = findbase(pat);
// if(c2 != base) printf("rebase %p -> %p\n", base, c2); // if(c2 != base) printf("rebase %p -> %p\n", base, c2);
base = c2; base = c2;
at = inverse(gmatrix[c2]) * pat; at = inverse(gmatrix[c2]) * pat;
@ -1177,8 +1181,8 @@ void movePlayer(monster *m, int delta) {
} }
} }
if(go) m->rebasePat(nat); if(go) m->rebasePat(nat, c2);
else m->rebasePat(nat0); else m->rebasePat(nat0, m->base);
if(m->base->wall == waBoat && !m->inBoat) { if(m->base->wall == waBoat && !m->inBoat) {
m->inBoat = true; m->base->wall = waSea; m->inBoat = true; m->base->wall = waSea;
@ -1385,7 +1389,7 @@ void moveMimic(monster *m) {
if(c2 != m->base && !passable(c2, m->base, P_ISPLAYER | P_MIRROR | P_MIRRORWALL)) if(c2 != m->base && !passable(c2, m->base, P_ISPLAYER | P_MIRROR | P_MIRRORWALL))
killMonster(m, moNone); killMonster(m, moNone);
else { else {
m->rebasePat(nat); m->rebasePat(nat, c2);
if(playerfire[cpid]) shootBullet(m); if(playerfire[cpid]) shootBullet(m);
} }
@ -1637,7 +1641,7 @@ void moveBullet(monster *m, int delta) {
makeflame(c2, 20, false) || makeflame(m->base, 20, false); makeflame(c2, 20, false) || makeflame(m->base, 20, false);
} }
} }
m->rebasePat(nat); m->rebasePat(nat, c2);
// destroy stray bullets // destroy stray bullets
if(!doall) for(int i=0; i<m->base->type; i++) if(!doall) for(int i=0; i<m->base->type; i++)
@ -1679,7 +1683,7 @@ void moveBullet(monster *m, int delta) {
swordmatrix[m2->pid] = spintox(h) * swordmatrix[m2->pid]; swordmatrix[m2->pid] = spintox(h) * swordmatrix[m2->pid];
else else
m2->swordangle += atan2(h[1], h[0]); m2->swordangle += atan2(h[1], h[0]);
m2->rebasePat(m2->pat * rspintox(h)); m2->rebasePat(m2->pat * rspintox(h), m2->base);
} }
m2->blowoff = curtime + 1000; m2->blowoff = curtime + 1000;
continue; continue;
@ -1698,7 +1702,7 @@ void moveBullet(monster *m, int delta) {
if((m2->type == moPalace || m2->type == moFatGuard || m2->type == moSkeleton || if((m2->type == moPalace || m2->type == moFatGuard || m2->type == moSkeleton ||
m2->type == moVizier || isMetalBeast(m2->type) || m2->type == moTortoise || m2->type == moBrownBug || m2->type == moVizier || isMetalBeast(m2->type) || m2->type == moTortoise || m2->type == moBrownBug ||
m2->type == moReptile || m2->type == moSalamander || m2->type == moTerraWarrior) && m2->hitpoints > 1 && !slayer) { m2->type == moReptile || m2->type == moSalamander || m2->type == moTerraWarrior) && m2->hitpoints > 1 && !slayer) {
m2->rebasePat(spin_towards(m2->pat, m->ori, nat0 * C0, 0, 1)); m2->rebasePat(spin_towards(m2->pat, m->ori, nat0 * C0, 0, 1), m2->base);
if(m2->type != moSkeleton && !isMetalBeast(m2->type) && m2->type != moReptile && m2->type != moSalamander && m2->type != moBrownBug) if(m2->type != moSkeleton && !isMetalBeast(m2->type) && m2->type != moReptile && m2->type != moSalamander && m2->type != moBrownBug)
m2->hitpoints--; m2->hitpoints--;
m->dead = true; m->dead = true;
@ -1750,7 +1754,7 @@ void moveBullet(monster *m, int delta) {
if(m2->type == moKnight) { if(m2->type == moKnight) {
if(m->parent && m->parent != &arrowtrap_fakeparent) { if(m->parent && m->parent != &arrowtrap_fakeparent) {
nat = spin_towards(nat, m->ori, tC0(m->parent->pat), bulletdir(), 1); nat = spin_towards(nat, m->ori, tC0(m->parent->pat), bulletdir(), 1);
m->rebasePat(nat); m->rebasePat(nat, m->base);
} }
m->parent = m2; m->parent = m2;
continue; continue;
@ -1874,7 +1878,7 @@ void moveMonster(monster *m, int delta) {
if(inertia_based) { if(inertia_based) {
ld r = hypot_d(WDIM, m->inertia); ld r = hypot_d(WDIM, m->inertia);
transmatrix nat = m->pat * rspintox(m->inertia) * xpush(r * delta) * spintox(m->inertia); transmatrix nat = m->pat * rspintox(m->inertia) * xpush(r * delta) * spintox(m->inertia);
m->rebasePat(nat); m->rebasePat(nat, m->base);
} }
return; return;
} }
@ -2014,7 +2018,7 @@ void moveMonster(monster *m, int delta) {
nat = nat * spin(M_PI * delta / 3000 / speedfactor()); nat = nat * spin(M_PI * delta / 3000 / speedfactor());
else else
nat = nat * spin(M_PI * -delta / 3000 / speedfactor()); nat = nat * spin(M_PI * -delta / 3000 / speedfactor());
m->rebasePat(nat); m->rebasePat(nat, m->base);
// at most 45 degrees // at most 45 degrees
if(h[0] < fabsl(h[1])) return; if(h[0] < fabsl(h[1])) return;
} }
@ -2288,7 +2292,7 @@ void moveMonster(monster *m, int delta) {
if(stunned ? passable(c2, m->base, P_BLOW | reflectflag) : passable_for(m->type, c2, m->base, P_CHAIN | reflectflag)) { if(stunned ? passable(c2, m->base, P_BLOW | reflectflag) : passable_for(m->type, c2, m->base, P_CHAIN | reflectflag)) {
if(c2 != m->base && m->type == moButterfly) if(c2 != m->base && m->type == moButterfly)
m->torigin = m->base; m->torigin = m->base;
m->rebasePat(nat); m->rebasePat(nat, m->base);
if(m->type == moRagingBull && step > 1e-6) m->stunoff = CHARGING; if(m->type == moRagingBull && step > 1e-6) m->stunoff = CHARGING;
} }
else { else {