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[blobs.git] / src / world / sim.cpp

diff --git a/src/world/sim.cpp b/src/world/sim.cpp
index 8c3749f347bff8963783cb2f322c60f22da37683..350d2440f0a8739a877bcbf86c6b7072bcca8477 100644 (file)
--- a/src/world/sim.cpp
+++ b/src/world/sim.cpp
@@ -1,26 +1,115 @@
+#include "Record.hpp"
 #include "Simulation.hpp"
 
 #include "Body.hpp"
 #include "Planet.hpp"
 #include "Sun.hpp"
+#include "../creature/Creature.hpp"
+#include "../ui/string.hpp"
+
+#include <algorithm>
+#include <iostream>
 
 
 namespace blobs {
 namespace world {
 
+int Record::Update(creature::Creature &c, double value, double time) noexcept {
+       int found = -1;
+       for (int i = 0; i < MAX; ++i) {
+               if (value > rank[i].value) {
+                       found = i;
+                       break;
+               }
+       }
+       if (found < 0) {
+               return -1;
+       }
+       int previous = -1;
+       for (int i = 0; i < MAX; ++i) {
+               if (rank[i].holder == &c) {
+                       previous = i;
+                       break;
+               }
+       }
+       if (previous < 0) {
+               // move all below down by one
+               std::copy_backward(rank + found, rank + MAX - 1, rank + MAX);
+       } else if (found > previous) {
+               // better than last, but not an improvement
+               // this ensures only one slot occupied per creature
+               return found;
+       } else if (found < previous) {
+               // move all in between down by one
+               std::copy_backward(rank + found, rank + previous, rank + previous + 1);
+       }
+       // insert new
+       rank[found].holder = &c;
+       rank[found].value = value;
+       rank[found].time = time;
+       return found;
+}
+
+std::string Record::ValueString(int i) const {
+       if (i < 0 || i >= MAX || !rank[i].holder) {
+               return "—";
+       }
+       switch (type) {
+               default:
+               case VALUE:
+                       return ui::DecimalString(rank[i].value, 2);
+               case LENGTH:
+                       return ui::LengthString(rank[i].value);
+               case MASS:
+                       return ui::MassString(rank[i].value);
+               case PERCENTAGE:
+                       return ui::PercentageString(rank[i].value);
+               case TIME:
+                       return ui::TimeString(rank[i].value);
+       }
+}
+
 Simulation::Simulation(Body &r, app::Assets &assets)
 : root(r)
 , assets(assets)
 , bodies()
 , planets()
 , suns()
-, time(0.0) {
+, alive()
+, dead()
+, time(0.0)
+, records(7) {
        AddBody(r);
+       records[0].name = "Age";
+       records[0].type = Record::TIME;
+       records[1].name = "Mass";
+       records[1].type = Record::MASS;
+       records[2].name = "Size";
+       records[2].type = Record::LENGTH;
+       records[3].name = "Strength";
+       records[4].name = "Stamina";
+       records[5].name = "Dexerty";
+       records[6].name = "Intelligence";
 }
 
 Simulation::~Simulation() {
+       for (auto c : alive) {
+               delete c;
+       }
+       for (auto c : dead) {
+               delete c;
+       }
 }
 
+void Simulation::Tick(double dt) {
+       time += dt;
+       for (auto body : bodies) {
+               body->Tick(dt);
+       }
+       for (auto c : alive) {
+               CheckRecords(*c);
+       }
+}
 
 void Simulation::AddBody(Body &b) {
        b.SetSimulation(*this);
@@ -37,11 +126,80 @@ void Simulation::AddSun(Sun &s) {
        suns.insert(&s);
 }
 
-void Simulation::Tick(double dt) {
-       time += dt;
-       for (auto body : bodies) {
-               body->Tick(dt);
+void Simulation::SetAlive(creature::Creature *c) {
+       alive.push_back(c);
+}
+
+void Simulation::SetDead(creature::Creature *c) {
+       auto entry = std::find(alive.begin(), alive.end(), c);
+       if (entry != alive.end()) {
+               alive.erase(entry);
+       }
+       dead.push_back(c);
+       CheckRecords(*c);
+}
+
+void Simulation::CheckRecords(creature::Creature &c) noexcept {
+       { // age
+               creature::Creature *prev = records[0].rank[0].holder;
+               int rank = records[0].Update(c, c.Age(), time);
+               if (rank == 0 && prev && prev != &c) {
+                       LogRecord(records[0]);
+               }
+       }
+       { // mass
+               creature::Creature *prev = records[1].rank[0].holder;
+               int rank = records[1].Update(c, c.Mass(), time);
+               if (rank == 0 && prev && prev != &c) {
+                       LogRecord(records[1]);
+               }
        }
+       { // size
+               creature::Creature *prev = records[2].rank[0].holder;
+               int rank = records[2].Update(c, c.Size(), time);
+               if (rank == 0 && prev && prev != &c) {
+                       LogRecord(records[2]);
+               }
+       }
+       { // strength
+               creature::Creature *prev = records[3].rank[0].holder;
+               int rank = records[3].Update(c, c.Strength(), time);
+               if (rank == 0 && prev && prev != &c) {
+                       LogRecord(records[3]);
+               }
+       }
+       { // stamina
+               creature::Creature *prev = records[4].rank[0].holder;
+               int rank = records[4].Update(c, c.Stamina(), time);
+               if (rank == 0 && prev && prev != &c) {
+                       LogRecord(records[4]);
+               }
+       }
+       { // dexerty
+               creature::Creature *prev = records[5].rank[0].holder;
+               int rank = records[5].Update(c, c.Dexerty(), time);
+               if (rank == 0 && prev && prev != &c) {
+                       LogRecord(records[5]);
+               }
+       }
+       { // intelligence
+               creature::Creature *prev = records[6].rank[0].holder;
+               int rank = records[6].Update(c, c.Intelligence(), time);
+               if (rank == 0 && prev && prev != &c) {
+                       LogRecord(records[6]);
+               }
+       }
+}
+
+void Simulation::LogRecord(const Record &r) {
+       Log() << "at age " << ui::TimeString(r.rank[0].holder->Age()) << " "
+               << r.rank[0].holder->Name() << " broke the " << r.name << " record of "
+               << r.ValueString(1) << " by " << r.rank[1].holder->Name()
+               << " (established " << ui::TimeString(r.rank[1].time) << ")" << std::endl;
+}
+
+std::ostream &Simulation::Log() {
+       return std::cout << '[' << ui::TimeString(Time()) << "] ";
 }
 
 }