void Creature::Hurt(double amount) noexcept {
stats.Damage().Add(amount);
if (stats.Damage().Full()) {
- std::ostream &log = sim.Log() << name << " ";
- if (stats.Exhaustion().Full()) {
- log << "died of exhaustion";
- } else if (stats.Breath().Full()) {
- log << "suffocated";
- } else if (stats.Thirst().Full()) {
- log << "died of thirst";
- } else if (stats.Hunger().Full()) {
- log << "starved to death";
- } else {
- log << "succumed to wounds";
- }
- log << " at an age of " << ui::TimeString(Age())
- << " (" << ui::PercentageString(Age() / properties.Lifetime())
- << " of life expectancy of " << ui::TimeString(properties.Lifetime())
- << ")" << std::endl;
Die();
}
}
void Creature::Die() noexcept {
if (Dead()) return;
+ std::ostream &log = sim.Log() << name << " ";
+ if (stats.Exhaustion().Full()) {
+ log << "died of exhaustion";
+ } else if (stats.Breath().Full()) {
+ log << "suffocated";
+ } else if (stats.Thirst().Full()) {
+ log << "died of thirst";
+ } else if (stats.Hunger().Full()) {
+ log << "starved to death";
+ } else {
+ log << "succumed to wounds";
+ }
+ log << " at an age of " << ui::TimeString(Age())
+ << " (" << ui::PercentageString(Age() / properties.Lifetime())
+ << " of life expectancy of " << ui::TimeString(properties.Lifetime())
+ << ")" << std::endl;
+
sim.SetDead(this);
death = sim.Time();
steering.Off();
return properties.OffspringMass();
}
+double Creature::PerceptionRange() const noexcept {
+ return 3.0 * (Dexerty() / (Dexerty() + 1)) + Size();
+}
+
+double Creature::PerceptionOmniRange() const noexcept {
+ return 0.5 * (Dexerty() / (Dexerty() + 1)) + Size();
+}
+
+double Creature::PerceptionField() const noexcept {
+ // this is the cosine of half the angle, so 1.0 is none, -1.0 is perfect
+ return 0.8 - (Dexerty() / (Dexerty() + 1));
+}
+
+bool Creature::PerceptionTest(const glm::dvec3 &p) const noexcept {
+ const glm::dvec3 diff(p - situation.Position());
+ double omni_range = PerceptionOmniRange();
+ if (length2(diff) < omni_range * omni_range) return true;
+ double range = PerceptionRange();
+ if (length2(diff) > range * range) return false;
+ return dot(normalize(diff), situation.Heading()) > PerceptionField();
+}
+
double Creature::OffspringChance() const noexcept {
return AgeFactor(0.25) * properties.Fertility() * (1.0 / 3600.0);
}
for (auto &s : stats.stat) {
s.Add(s.gain * dt);
}
- stats.Breath().Add(stats.Breath().gain * stats.Exhaustion().value * dt);
// TODO: damage values depending on properties
if (stats.Breath().Full()) {
constexpr double dps = 1.0 / 4.0;
if (&*other == &c) continue;
glm::dvec3 diff = s.Position() - other->GetSituation().Position();
if (length2(diff) > max_look * max_look) continue;
+ if (!c.PerceptionTest(other->GetSituation().Position())) continue;
double sep = length(diff) - other->Size() * 0.707 - c.Size() * 0.707;
if (sep < min_dist) {
repulse += normalize(diff) * (1.0 - sep / min_dist);