eco2d/code/foundation/src/systems/modules/system_health.c

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2023-02-02 13:17:53 +00:00
#define HAZARD_BLOCK_DMG 5.0f
void HurtOnHazardBlock(ecs_iter_t *it) {
Position *p = ecs_field(it, Position, 1);
Health *h = ecs_field(it, Health, 2);
for (int i = 0; i < it->count; i++) {
world_block_lookup l = world_block_from_realpos(p[i].x, p[i].y);
if (blocks_get_flags(l.bid) & BLOCK_FLAG_HAZARD) {
h->hp -= HAZARD_BLOCK_DMG;
h->hp = zpl_max(0.0f, h->hp);
ecs_add(it->world, it->entities[i], HealthDecreased);
}
}
}
//#define HP_REGEN_PAIN_COOLDOWN 5.0f
void RegenerateHP(ecs_iter_t *it) {
Health *h = ecs_field(it, Health, 1);
HealthRegen *r = ecs_field(it, HealthRegen, 2);
for (int i = 0; i < it->count; i++) {
// TODO delay regen on hurt
if (h[i].hp < h[i].max_hp) {
h[i].hp += r->amt;
h[i].hp = zpl_min(h[i].max_hp, h[i].hp);
entity_wake(it->entities[i]);
}
}
}
void OnHealthChangePutDelay(ecs_iter_t *it) {
for (int i = 0; i < it->count; i++) {
ecs_set(it->world, it->entities[i], HealDelay, { .delay = 10 });
ecs_remove(it->world, it->entities[i], HealthDecreased);
}
}
void OnHealthChangeCheckDead(ecs_iter_t *it) {
for (int i = 0; i < it->count; i++) {
const Health *hp = ecs_get(it->world, it->entities[i], Health);
if (hp && hp->hp <= 0.0f) {
ecs_add(it->world, it->entities[i], Dead);
}
}
}
void OnDead(ecs_iter_t *it) {
for (int i = 0; i < it->count; i++) {
const ClientInfo *ci = ecs_get(it->world, it->entities[i], ClientInfo);
Input *pi = ecs_get_mut_if_ex(it->world, it->entities[i], Input);
if (ci) {
pkt_notification_send(0, 0, "Someone died!", zpl_bprintf("Player %d has died!", it->entities[i]));
}
if (pi) {
pi->is_blocked = 1;
}
}
}
void TickDownHealDelay(ecs_iter_t *it) {
HealDelay *h = ecs_field(it, HealDelay, 1);
for (int i = 0; i < it->count; i++) {
--h[i].delay;
if (h[i].delay == 0) {
ecs_remove(it->world, it->entities[i], HealDelay);
}
}
}