Inventory and lighting improved, now to get ready for going down a level and that's most of the game loop working.

assets/config.json

@@ -38,8 +38,8 @@
   "player": {
   },
   "worldgen": {
-    "enemy_probability": 10,
-    "empty_room_probability": 1,
+    "enemy_probability": 30,
+    "empty_room_probability": 10,
     "device_probability": 10
   }
 }

assets/items.json

@@ -5,7 +5,7 @@
     "description": "A torch that barely lights the way.  You wonder if it'd be better to not see the person who murders you.",
     "inventory_count": 1,
     "components": [
-      {"_type": "LightSource", "strength": 50, "radius": 1.5},
+      {"_type": "LightSource", "strength": 50, "radius": 2.5},
       {"_type": "Tile", "display": "\u0f08",
         "foreground": [24, 120, 189],
         "background": [230,120, 120]

constants.hpp

@@ -11,7 +11,7 @@ constexpr const int SCREEN_WIDTH=1280;
 constexpr const int SCREEN_HEIGHT=720;
 constexpr const int RAY_VIEW_X=(SCREEN_WIDTH - RAY_VIEW_WIDTH);
 constexpr const int RAY_VIEW_Y=0;
-constexpr const bool VSYNC=true;
+constexpr const bool VSYNC=false;
 constexpr const int FRAME_LIMIT=60;
 constexpr const int NUM_SPRITES=1;
 constexpr const int MAX_LOG_MESSAGES=17;

inventory.cpp

@@ -14,6 +14,10 @@ namespace components {
     items.push_back(new_item);
   }
 
+  bool Inventory::has_item(size_t at) {
+    return at < items.size();
+  }
+
   InventoryItem& Inventory::get(size_t at) {
     dbc::check(at < items.size(), fmt::format("inventory index {} too big", at));
     return items[at];

inventory.hpp

@@ -22,6 +22,8 @@ namespace components {
 
     bool decrease(size_t at, int count);
 
+    bool has_item(size_t at);
+
     InventoryItem& get(size_t at);
 
     int item_index(std::string id);

lights.hpp

@@ -10,8 +10,8 @@
 namespace lighting {
   using components::LightSource;
 
-  const int MIN = 30;
-  const int MAX = 105;
+  const int MIN = 20;
+  const int MAX = 125;
 
   class LightRender {
     public:

status_ui.cpp

@@ -7,18 +7,26 @@
 
 namespace gui {
   using namespace guecs;
+  using std::any, std::any_cast, std::string, std::make_any;
 
   StatusUI::StatusUI(GameLevel level) :
     $level(level)
   {
     $gui.position(STATUS_UI_X, STATUS_UI_Y, STATUS_UI_WIDTH, STATUS_UI_HEIGHT);
     $gui.layout(
-        "[slot1 | slot2 | slot3]"
-        "[slot4 | slot5 | slot6]"
-        "[slot7 | slot8 | slot9]"
+        "[inv_slot1 | inv_slot2 | inv_slot3]"
+        "[inv_slot4 | inv_slot5 | inv_slot6]"
+        "[inv_slot7 | inv_slot8 | inv_slot9]"
         "[*%(100,300)log_view]"
         "[_]"
         "[_]");
+
+    size_t inv_id = 0;
+    for(auto [name, entity] : $gui.$name_ents) {
+      if(name.starts_with("inv_")) {
+        $slots[name] = inv_id++;
+      }
+    }
   }
 
   void StatusUI::render() {
@@ -31,9 +39,9 @@ namespace gui {
         auto button = $gui.entity(name);
         $gui.set<Rectangle>(button, {});
         $gui.set<Textual>(button, {""});
-        $gui.set<ActionData>(button, {std::make_any<std::string>(name)});
+        $gui.set<ActionData>(button, {make_any<string>(name)});
         $gui.set<Clickable>(button, {
-            [&](auto ent, auto data){ select_slot(ent, data); }
+            [this](auto ent, auto data){ select_slot(ent, data); }
         });
       }
     }
@@ -41,23 +49,22 @@ namespace gui {
     $gui.init();
   }
 
-  void StatusUI::select_slot(DinkyECS::Entity ent, std::any) {
+  void StatusUI::select_slot(DinkyECS::Entity ent, any slot_name) {
+    dbc::check(slot_name.has_value(), "passed select_slot an any without a value");
+
     auto cn = $gui.get<CellName>(ent);
     auto world = $level.world;
 
     if(world->has<components::Inventory>($level.player)) {
       auto& inventory = world->get<components::Inventory>($level.player);
+      size_t inv_id = $slots[any_cast<string>(slot_name)];
 
-      for(size_t i = 0; i < inventory.count(); i++) {
-        if($slots[i] == cn.name) {
-          auto [used, name] = inventory.use($level, i);
+      auto [used, name] = inventory.use($level, inv_id);
 
-          if(used) {
-            log(fmt::format("Used item: {}", name));
-          } else {
-            log(fmt::format("You are out of {}.", name));
-          }
-        }
+      if(used) {
+        log(fmt::format("Used item: {}", name));
+      } else {
+        log(fmt::format("You are out of {}.", name));
       }
 
       update();
@@ -68,7 +75,7 @@ namespace gui {
   void StatusUI::update() {
     if($gui.has<Textual>($log_to)) {
       auto& text = $gui.get<Textual>($log_to);
-      std::string log;
+      string log;
       for(auto msg : $messages) {
         log += msg + "\n";
       }
@@ -79,15 +86,13 @@ namespace gui {
     if(world->has<components::Inventory>($level.player)) {
       auto& inventory = world->get<components::Inventory>($level.player);
 
-      if(inventory.count() > 0) {
-        size_t limit = std::min(inventory.count(), $slots.size());
-
-        for(size_t i = 0; i < limit; i++) {
-          auto slot = $gui.entity($slots[i]);
-          auto& item = inventory.get(i);
+      for(auto& [slot_name, inv_id] : $slots) {
+        if(inventory.has_item(inv_id)) {
+          auto slot = $gui.entity(slot_name);
+          auto& item = inventory.get(inv_id);
           auto comp_sprite = components::get<components::Sprite>(item.data);
           $gui.set_init<guecs::Sprite>(slot, {comp_sprite.name});
-          std::string count_label = fmt::format("{}", item.count);
+          string count_label = fmt::format("{}", item.count);
           auto& label = $gui.get<Textual>(slot);
           label.text->setString(count_label);
 
@@ -107,7 +112,7 @@ namespace gui {
     $gui.render(window);
   }
 
-  void StatusUI::log(std::string msg) {
+  void StatusUI::log(string msg) {
     $messages.push_front(msg);
     if($messages.size() > MAX_LOG_MESSAGES) {
       $messages.pop_back();

status_ui.hpp

@@ -10,14 +10,10 @@ namespace gui {
     public:
       guecs::UI $gui;
       DinkyECS::Entity $log_to;
-      std::array<std::string, 9> $slots = {
-        "slot1", "slot2", "slot3",
-        "slot4", "slot5", "slot6",
-        "slot7", "slot8", "slot9"
-      };
-
+      std::map<std::string, size_t> $slots;
       std::deque<std::string> $messages;
       GameLevel $level;
+
       StatusUI(GameLevel level);
       void select_slot(DinkyECS::Entity ent, std::any data);
       void update_level(GameLevel &level) { $level = level; }