ingest forgein materials

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

diff --git a/src/creature/creature.cpp b/src/creature/creature.cpp
index 396385e9ce33253c512eea680c1f9a3ee255da5a..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()) {