]> git.localhorst.tv Git - blobs.git/blobdiff - src/creature/goal.cpp
random walks
[blobs.git] / src / creature / goal.cpp
index 4124876851ba160e433442c0c756b33027f1a6cb..021e32d2b1c6ca36c3681859576005038c5600ad 100644 (file)
@@ -3,6 +3,7 @@
 #include "IdleGoal.hpp"
 #include "IngestGoal.hpp"
 #include "LocateResourceGoal.hpp"
+#include "StrollGoal.hpp"
 
 #include "Creature.hpp"
 #include "../app/Assets.hpp"
@@ -74,7 +75,7 @@ void BlobBackgroundTask::CheckStats() {
                                drink_subtask->Accept(cmp.resource, 1.0);
                        }
                }
-               drink_subtask->OnComplete([&](Goal &) { drink_subtask = nullptr; });
+               drink_subtask->WhenComplete([&](Goal &) { drink_subtask = nullptr; });
                GetCreature().AddGoal(std::unique_ptr<Goal>(drink_subtask));
        }
 
@@ -85,7 +86,7 @@ void BlobBackgroundTask::CheckStats() {
                                eat_subtask->Accept(cmp.resource, 1.0);
                        }
                }
-               eat_subtask->OnComplete([&](Goal &) { eat_subtask = nullptr; });
+               eat_subtask->WhenComplete([&](Goal &) { eat_subtask = nullptr; });
                GetCreature().AddGoal(std::unique_ptr<Goal>(eat_subtask));
        }
 
@@ -99,7 +100,7 @@ void BlobBackgroundTask::CheckStats() {
 
 void BlobBackgroundTask::CheckSplit() {
        if (GetCreature().Mass() > GetCreature().OffspringMass() * 2.0
-               && GetCreature().OffspringChance() > Assets().random.UNorm()) {
+               && GetCreature().OffspringChance() > Random().UNorm()) {
                GetCreature().GetSimulation().Log() << GetCreature().Name() << " split" << std::endl;
                Split(GetCreature());
                return;
@@ -108,10 +109,10 @@ void BlobBackgroundTask::CheckSplit() {
 
 void BlobBackgroundTask::CheckMutate() {
        // check for random property mutation
-       if (GetCreature().MutateChance() > Assets().random.UNorm()) {
-               double amount = 1.0 + (Assets().random.SNorm() * 0.05);
-               math::Distribution &d = GetCreature().GetGenome().properties.props[Assets().random.UInt(9)];
-               if (Assets().random.UNorm() < 0.5) {
+       if (GetCreature().MutateChance() > Random().UNorm()) {
+               double amount = 1.0 + (Random().SNorm() * 0.05);
+               math::Distribution &d = GetCreature().GetGenome().properties.props[Random().UInt(9)];
+               if (Random().UNorm() < 0.5) {
                        d.Mean(d.Mean() * amount);
                } else {
                        d.StandardDeviation(d.StandardDeviation() * amount);
@@ -119,6 +120,113 @@ void BlobBackgroundTask::CheckMutate() {
        }
 }
 
+
+Goal::Goal(Creature &c)
+: c(c)
+, on_complete()
+, on_foreground()
+, on_background()
+, urgency(0.0)
+, interruptible(true)
+, complete(false) {
+}
+
+Goal::~Goal() noexcept {
+}
+
+Situation &Goal::GetSituation() noexcept {
+       return c.GetSituation();
+}
+
+const Situation &Goal::GetSituation() const noexcept {
+       return c.GetSituation();
+}
+
+Steering &Goal::GetSteering() noexcept {
+       return c.GetSteering();
+}
+
+const Steering &Goal::GetSteering() const noexcept {
+       return c.GetSteering();
+}
+
+app::Assets &Goal::Assets() noexcept {
+       return c.GetSimulation().Assets();
+}
+
+const app::Assets &Goal::Assets() const noexcept {
+       return c.GetSimulation().Assets();
+}
+
+math::GaloisLFSR &Goal::Random() noexcept {
+       return Assets().random;
+}
+
+void Goal::SetComplete() {
+       if (!complete) {
+               complete = true;
+               OnComplete();
+               if (on_complete) {
+                       on_complete(*this);
+               }
+       }
+}
+
+void Goal::SetForeground() {
+       OnForeground();
+       if (on_foreground) {
+               on_foreground(*this);
+       }
+}
+
+void Goal::SetBackground() {
+       OnBackground();
+       if (on_background) {
+               on_background(*this);
+       }
+}
+
+void Goal::WhenComplete(std::function<void(Goal &)> cb) noexcept {
+       on_complete = cb;
+       if (complete) {
+               on_complete(*this);
+       }
+}
+
+void Goal::WhenForeground(std::function<void(Goal &)> cb) noexcept {
+       on_foreground = cb;
+}
+
+void Goal::WhenBackground(std::function<void(Goal &)> cb) noexcept {
+       on_background = cb;
+}
+
+
+IdleGoal::IdleGoal(Creature &c)
+: Goal(c) {
+       Urgency(-1.0);
+       Interruptible(true);
+}
+
+IdleGoal::~IdleGoal() {
+}
+
+std::string IdleGoal::Describe() const {
+       return "idle";
+}
+
+void IdleGoal::Action() {
+       // use boredom as chance per minute
+       if (Random().UNorm() < GetCreature().GetStats().Boredom().value * (1.0 / 3600.0)) {
+               PickActivity();
+       }
+}
+
+void IdleGoal::PickActivity() {
+       GetCreature().AddGoal(std::unique_ptr<Goal>(new StrollGoal(GetCreature())));
+}
+
+
 namespace {
 
 std::string summarize(const Composition &comp, const app::Assets &assets) {
@@ -204,6 +312,7 @@ void IngestGoal::Action() {
                        GetSteering().Halt();
                } else {
                        // finally
+                       // TODO: somehow this still gets interrupted
                        Interruptible(false);
                        ingesting = true;
                }
@@ -213,7 +322,7 @@ void IngestGoal::Action() {
                        locate_subtask->Accept(c.resource, c.value);
                }
                locate_subtask->Urgency(Urgency() + 0.1);
-               locate_subtask->OnComplete([&](Goal &){ locate_subtask = nullptr; });
+               locate_subtask->WhenComplete([&](Goal &){ locate_subtask = nullptr; });
                GetCreature().AddGoal(std::unique_ptr<Goal>(locate_subtask));
        }
 }
@@ -235,81 +344,6 @@ bool IngestGoal::OnSuitableTile() {
 }
 
 
-Goal::Goal(Creature &c)
-: c(c)
-, on_complete()
-, urgency(0.0)
-, interruptible(true)
-, complete(false) {
-}
-
-Goal::~Goal() noexcept {
-}
-
-Situation &Goal::GetSituation() noexcept {
-       return c.GetSituation();
-}
-
-const Situation &Goal::GetSituation() const noexcept {
-       return c.GetSituation();
-}
-
-Steering &Goal::GetSteering() noexcept {
-       return c.GetSteering();
-}
-
-const Steering &Goal::GetSteering() const noexcept {
-       return c.GetSteering();
-}
-
-app::Assets &Goal::Assets() noexcept {
-       return c.GetSimulation().Assets();
-}
-
-const app::Assets &Goal::Assets() const noexcept {
-       return c.GetSimulation().Assets();
-}
-
-void Goal::SetComplete() noexcept {
-       if (!complete) {
-               complete = true;
-               if (on_complete) {
-                       on_complete(*this);
-               }
-       }
-}
-
-void Goal::OnComplete(std::function<void(Goal &)> cb) noexcept {
-       on_complete = cb;
-       if (complete) {
-               on_complete(*this);
-       }
-}
-
-
-IdleGoal::IdleGoal(Creature &c)
-: Goal(c) {
-       Urgency(-1.0);
-       Interruptible(true);
-}
-
-IdleGoal::~IdleGoal() {
-}
-
-std::string IdleGoal::Describe() const {
-       return "idle";
-}
-
-void IdleGoal::Enable() {
-}
-
-void IdleGoal::Tick(double dt) {
-}
-
-void IdleGoal::Action() {
-}
-
-
 LocateResourceGoal::LocateResourceGoal(Creature &c)
 : Goal(c)
 , accept()
@@ -348,6 +382,7 @@ void LocateResourceGoal::Action() {
                } else {
                        double dist = glm::length2(GetSituation().Position() - target_pos);
                        if (dist < 0.0001) {
+                               searching = false;
                                LocateResource();
                        } else {
                                GetSteering().GoTo(target_pos);
@@ -437,7 +472,7 @@ void LocateResourceGoal::SearchVicinity() {
                }
        }
 
-       if (best_rating) {
+       if (best_rating > 0.0) {
                found = true;
                searching = false;
                target_pos = normalize(pos + (double(best_pos.x) * step_x) + (double(best_pos.y) * step_y)) * planet.Radius();
@@ -446,10 +481,10 @@ void LocateResourceGoal::SearchVicinity() {
                found = false;
                searching = true;
                target_pos = GetSituation().Position();
-               target_pos += Assets().random.SNorm() * step_x;
-               target_pos += Assets().random.SNorm() * step_y;
+               target_pos += Random().SNorm() * step_x;
+               target_pos += Random().SNorm() * step_y;
                // bias towards current heading
-               target_pos += GetSituation().Heading() * 0.5;
+               target_pos += GetSituation().Heading() * 1.5;
                target_pos = normalize(target_pos) * planet.Radius();
                GetSteering().GoTo(target_pos);
        }
@@ -460,5 +495,49 @@ bool LocateResourceGoal::NearTarget() const noexcept {
        return s.OnSurface() && length2(s.Position() - target_pos) < 0.5;
 }
 
+
+StrollGoal::StrollGoal(Creature &c)
+: Goal(c)
+, last(GetSituation().Position())
+, next(last) {
+}
+
+StrollGoal::~StrollGoal() {
+}
+
+std::string StrollGoal::Describe() const {
+       return "take a walk";
+}
+
+void StrollGoal::Enable() {
+       last = GetSituation().Position();
+       GetSteering().Haste(0.0);
+       PickTarget();
+}
+
+void StrollGoal::Action() {
+       if (length2(next - GetSituation().Position()) < 0.0001) {
+               PickTarget();
+       }
+}
+
+void StrollGoal::OnBackground() {
+       SetComplete();
+}
+
+void StrollGoal::PickTarget() noexcept {
+       last = next;
+       next += GetSituation().Heading() * 1.5;
+       const glm::dvec3 normal(GetSituation().GetPlanet().NormalAt(GetSituation().Position()));
+       glm::dvec3 rand_x(GetSituation().Heading());
+       if (std::abs(dot(normal, rand_x)) > 0.999) {
+               rand_x = glm::dvec3(normal.z, normal.x, normal.y);
+       }
+       glm::dvec3 rand_y = cross(normal, rand_x);
+       next += ((rand_x * Random().SNorm()) + (rand_y * Random().SNorm())) * 1.5;
+       next = normalize(next) * GetSituation().GetPlanet().Radius();
+       GetSteering().GoTo(next);
+}
+
 }
 }