Very basic attack system.

assets/enemies.json

@@ -17,7 +17,7 @@
         "foreground": [131, 213, 238],
         "background": [30, 20, 75]
       },
-      {"_type": "Combat", "hp": 200, "damage": 15, "dead": false},
+      {"_type": "Combat", "hp": 20, "damage": 1, "dead": false},
       {"_type": "Motion", "dx": 0, "dy": 0, "random": false},
       {"_type": "LightSource", "strength": 70, "radius": 2},
       {"_type": "EnemyConfig", "hearing_distance": 5},
@@ -30,7 +30,7 @@
         "foreground": [205, 164, 246],
         "background": [30, 20, 75]
       },
-      {"_type": "Combat", "hp": 100, "damage": 50, "dead": false},
+      {"_type": "Combat", "hp": 50, "damage": 10, "dead": false},
       {"_type": "Motion", "dx": 0, "dy": 0, "random": false},
       {"_type": "EnemyConfig", "hearing_distance": 10},
       {"_type": "Sprite", "name": "evil_eye"}

gui.cpp

@@ -94,6 +94,7 @@ namespace gui {
     switch($state) {
       FSM_STATE(State, START, ev);
       FSM_STATE(State, MOVING, ev);
+      FSM_STATE(State, ATTACKING, ev);
       FSM_STATE(State, MAPPING, ev);
       FSM_STATE(State, ROTATING, ev);
       FSM_STATE(State, IDLE, ev);
@@ -141,6 +142,18 @@ namespace gui {
     }
   }
 
+  void FSM::ATTACKING(Event ev) {
+    fmt::println("ATTACKING! {}", $rotation);
+    switch(ev) {
+      case Event::ATTACK:
+        run_systems();
+        $rotation = $rotation < 0.0f ? 0.0f : -33.0f;
+        break;
+      default:
+        state(State::IDLE);
+    }
+  }
+
   void FSM::ROTATING(Event ) {
     if($camera.play_rotate($rayview)) {
       state(State::IDLE);
@@ -149,6 +162,7 @@ namespace gui {
 
   void FSM::IDLE(Event ev) {
     using FU = Event;
+    $rotation = -10.0f;
 
     switch(ev) {
       case FU::QUIT:
@@ -178,6 +192,11 @@ namespace gui {
       case FU::MAP_OPEN:
         state(State::MAPPING);
         break;
+      case FU::ATTACK:
+        fmt::println("ATTACK IN IDLE!");
+        draw_weapon();
+        state(State::ATTACKING);
+        break;
       case FU::CLOSE:
         dbc::log("Nothing to close.");
         break;
@@ -229,6 +248,10 @@ namespace gui {
           case KEY::A:
             event(Event::MOVE_LEFT);
             break;
+          case KEY::Space:
+            $rotation = 0;
+            event(Event::ATTACK);
+            break;
           case KEY::R:
             $stats.reset();
             break;
@@ -258,8 +281,12 @@ namespace gui {
     rect.setFillColor({50, 50, 50});
     $window.draw(rect);
 
+    auto player = $level.world->get_the<Player>();
+    auto player_combat = $level.world->get<Combat>(player.entity);
+
     $text.setString(
         fmt::format("FPS\n"
+          "HP: {}\n"
           "mean:{:>8.5}\n"
           "sdev: {:>8.5}\n"
           "min: {:>8.5}\n"
@@ -270,7 +297,7 @@ namespace gui {
           "Debug? {}\n\n"
           "dir: {:>2.02},{:>2.02}\n"
           "pos: {:>2.02},{:>2.02}\n\n",
-          $stats.mean(), $stats.stddev(), $stats.min,
+          player_combat.hp, $stats.mean(), $stats.stddev(), $stats.min,
           $stats.max, $stats.n, VSYNC,
           FRAME_LIMIT, DEBUG_BUILD, $rayview.$dir_x,
           $rayview.$dir_y, $rayview.$pos_x, $rayview.$pos_y));
@@ -294,16 +321,11 @@ namespace gui {
     $stats.sample(1/elapsed.count());
 
     draw_gui();
-    // draw_weapon();
+    draw_weapon();
     $window.display();
   }
 
   void FSM::mouse() {
-    if(sf::Mouse::isButtonPressed(sf::Mouse::Button::Left)) {
-      $rotation = -30.0f;
-    } else {
-      $rotation = -10.0f;
-    }
   }
 
   void FSM::generate_map() {

gui.hpp

@@ -28,6 +28,7 @@ namespace gui {
   enum class State {
     START,
     MOVING,
+    ATTACKING,
     MAPPING,
     ROTATING,
     IDLE,
@@ -45,12 +46,13 @@ namespace gui {
     CLOSE,
     ROTATE_LEFT,
     ROTATE_RIGHT,
+    ATTACK,
     QUIT
   };
 
   class FSM : public DeadSimpleFSM<State, Event> {
     public:
-      float $rotation = -30.0f;
+      float $rotation = -10.0f;
       Point $player{0,0};
       LevelManager $levels;
       sf::RenderWindow $window;
@@ -70,6 +72,7 @@ namespace gui {
 
       void START(Event );
       void MOVING(Event );
+      void ATTACKING(Event );
       void MAPPING(Event);
       void ROTATING(Event );
       void IDLE(Event ev);

systems.cpp

@@ -115,6 +115,7 @@ void System::death(GameLevel &level) {
   world.query<Position, Combat>([&](const auto &ent, auto &position, auto &combat) {
     // bring out yer dead
     if(combat.hp <= 0 && !combat.dead) {
+      fmt::println("DIE! entity {} died", ent);
       combat.dead = true;
       // take them out of collision map
       collider.remove(position.location);

worldbuilder.cpp

@@ -235,7 +235,10 @@ void WorldBuilder::randomize_entities(DinkyECS::World &world, GameConfig &config
     int rand_entity = Random::uniform<int>(0, keys.size() - 1);
     std::string key = keys[rand_entity];
     // BUG: this may crash if PLAYER_TILE isn't first
-    if(key == "PLAYER_TITLE") key = keys[rand_entity + 1];
+    if(key == "PLAYER_TITLE") {
+      key = keys[rand_entity + 1];
+      fmt::println("SKIPPING PLAYER and using {} instead", key);
+    }
     auto entity_data = entity_db[key];
 
     // pass that to the config as it'll be a generic json