introduce random genetic mutations

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

diff --git a/src/creature/creature.cpp b/src/creature/creature.cpp
index 57c1f53f720ca6804647fdf42fa4a1bea4423602..74d5751bce5f9f413a9f111cbdd17e8a42862807 100644 (file)
--- a/src/creature/creature.cpp
+++ b/src/creature/creature.cpp
@@ -5,6 +5,7 @@
 #include "Situation.hpp"
 #include "Steering.hpp"
 
+#include "BlobBackgroundTask.hpp"
 #include "Goal.hpp"
 #include "IdleGoal.hpp"
 #include "InhaleNeed.hpp"
@@ -44,6 +45,7 @@ Creature::Creature(world::Simulation &sim)
 , on_death()
 , removable(false)
 , memory(*this)
+, bg_task()
 , needs()
 , goals()
 , situation()
@@ -127,7 +129,11 @@ double Creature::AgeLerp(double from, double to) const noexcept {
 }
 
 double Creature::Fertility() const noexcept {
-       return AgeLerp(CurProps().fertility, NextProps().fertility) / 3600.0;
+       return AgeLerp(CurProps().fertility, NextProps().fertility) * (1.0 / 3600.0);
+}
+
+double Creature::Mutability() const noexcept {
+       return GetProperties().mutability * (1.0 / 3600.0);
 }
 
 void Creature::AddGoal(std::unique_ptr<Goal> &&g) {
@@ -175,6 +181,8 @@ void Creature::Tick(double dt) {
                situation.SetState(state);
        }
 
+       bg_task->Tick(dt);
+       bg_task->Action();
        memory.Tick(dt);
        for (auto &need : needs) {
                need->Tick(dt);
@@ -485,6 +493,7 @@ void Genome::Configure(Creature &c) const {
        c.Density(mass / volume);
        c.GetSteering().MaxAcceleration(1.4 * std::atan(c.GetProperties().strength));
        c.GetSteering().MaxSpeed(4.4 * std::atan(c.GetProperties().dexerty));
+       c.SetBackgroundTask(std::unique_ptr<Goal>(new BlobBackgroundTask(c)));
        c.AddGoal(std::unique_ptr<Goal>(new IdleGoal(c)));
 }