ingest forgein materials

[blobs.git] / src / creature / creature.cpp

diff --git a/src/creature/creature.cpp b/src/creature/creature.cpp
index deb5a10e4173376ca27e3e9434459f570350367f..536144b276bb4abe2b4f2dd9db33ca4e0223b1df 100644 (file)
--- a/src/creature/creature.cpp
+++ b/src/creature/creature.cpp
@@ -80,6 +80,35 @@ double Composition::Get(int res) const noexcept {
        return 0.0;
 }
 
+double Composition::Proportion(int res) const noexcept {
+       return Get(res) / TotalMass();
+}
+
+double Composition::Compatibility(const world::Set<world::Resource> &resources, int res) const noexcept {
+       if (Has(res)) {
+               return Proportion(res);
+       }
+       double max_compat = -1.0;
+       double min_compat = 1.0;
+       for (const auto &c : components) {
+               double prop = c.value / TotalMass();
+               for (const auto &compat : resources[c.resource].compatibility) {
+                       double value = compat.second * prop;
+                       if (value > max_compat) {
+                               max_compat = value;
+                       }
+                       if (value < min_compat) {
+                               min_compat = value;
+                       }
+               }
+       }
+       if (min_compat < 0.0) {
+               return min_compat;
+       } else {
+               return max_compat;
+       }
+}
+
 
 Creature::Creature(world::Simulation &sim)
 : sim(sim)
@@ -131,13 +160,12 @@ void Creature::HighlightColor(const glm::dvec3 &c) noexcept {
 }
 
 void Creature::Ingest(int res, double amount) noexcept {
-       // TODO: check foreign materials
        if (sim.Resources()[res].state == world::Resource::SOLID) {
-               // 15% of solids stays in body
-               AddMass(res, amount * 0.15);
+               // 30% of solids stays in body
+               AddMass(res, amount * 0.3 * composition.Compatibility(sim.Resources(), res));
        } else {
                // 10% of fluids stays in body
-               AddMass(res, amount * 0.05);
+               AddMass(res, amount * 0.1 * composition.Compatibility(sim.Resources(), res));
        }
        math::GaloisLFSR &random = sim.Assets().random;
        if (random.UNorm() < AdaptChance()) {
@@ -266,7 +294,7 @@ void Creature::AddParent(Creature &p) {
 }
 
 double Creature::Age() const noexcept {
-       return sim.Time() - birth;
+       return Dead() ? death - birth : sim.Time() - birth;
 }
 
 double Creature::AgeFactor(double peak) const noexcept {
@@ -756,7 +784,7 @@ void Split(Creature &c) {
        // TODO: duplicate situation somehow
        a->GetSituation().SetPlanetSurface(
                s.GetPlanet(),
-               s.Position() + glm::dvec3(0.0, 0.55 * a->Size(), 0.0));
+               s.Position() + glm::rotate(s.Heading() * a->Size() * 0.6, PI * 0.5, s.SurfaceNormal()));
        a->BuildVAO();
        c.GetSimulation().Log() << a->Name() << " was born" << std::endl;
 
@@ -770,7 +798,7 @@ void Split(Creature &c) {
        s.GetPlanet().AddCreature(b);
        b->GetSituation().SetPlanetSurface(
                s.GetPlanet(),
-               s.Position() - glm::dvec3(0.0, 0.55 * b->Size(), 0.0));
+               s.Position() + glm::rotate(s.Heading() * b->Size() * 0.6, PI * -0.5, s.SurfaceNormal()));
        b->BuildVAO();
        c.GetSimulation().Log() << b->Name() << " was born" << std::endl;
 
@@ -891,6 +919,10 @@ bool Situation::OnSurface() const noexcept {
        return type == PLANET_SURFACE;
 }
 
+glm::dvec3 Situation::SurfaceNormal() const noexcept {
+       return planet->NormalAt(state.pos);
+}
+
 world::Tile &Situation::GetTile() const noexcept {
        return planet->TileAt(state.pos);
 }
@@ -1003,8 +1035,8 @@ glm::dvec3 Steering::Force(const Situation::State &s) const noexcept {
                result += repulse;
        }
        if (halting) {
-               // break twice as hard
-               result += -2.0 * s.vel * force;
+               // brake hard
+               result += -5.0 * s.vel * force;
        }
        if (seeking) {
                glm::dvec3 diff = target - s.pos;