made items affect stats

main.cpp

@@ -3,7 +3,6 @@
 #include <print>
 #include <random>
 #include <raylib.h>
-#include <thread>
 
 #include "rng.h"
 #include "spawner.h"
@@ -21,7 +20,7 @@ uint32_t score;
 
 Tear tears[100] = {};
 float tear_speed = 10;
-float tear_range = 500;
+float tear_range = 300;
 float tear_radius = 10.0f;
 double last_fired = 0;
 double fire_rate = .5;
@@ -211,6 +210,11 @@ int main() {
     std::string lives_text_buffer;
     lives_text_buffer.reserve(64);
 
+    std::string item_pickup_text_buffer;
+    item_pickup_text_buffer.reserve(64);
+    double item_last_picked_up = 0;
+    double item_pickup_message_duration = 3;
+
     while (!WindowShouldClose()) {
         if (IsWindowResized()) {
             screen_height = static_cast<float>(GetScreenHeight());
@@ -263,7 +267,7 @@ int main() {
             }
         }
 
-        enemy_spawner.for_each([now](auto &enemy) {
+        enemy_spawner.for_each([now](Enemy &enemy) {
             if (enemy.alive) {
                 enemy.center = Vector2MoveTowards(enemy.center, player.center(), enemy.speed);
                 DrawCircleV(enemy.center, enemy.radius, RED);
@@ -281,12 +285,30 @@ int main() {
             }
         });
 
-        item_spawner.for_each([](auto &item) {
+        item_spawner.for_each([&item_pickup_text_buffer, now, &item_last_picked_up](Item &item) {
             if (!item.active) return;
 
             DrawCircleV(item.center, item.radius, item.color());
 
             if (CheckCollisionCircleRec(item.center, item.radius, player.rect())) {
+                switch (item.type) {
+                    case TEARS_UP:
+                        fire_rate = std::max(fire_rate - 0.1, 0.1);
+                        break;
+                    case TEARS_DOWN:
+                        fire_rate += 0.1;
+                        break;
+                    case RANGE_UP:
+                        tear_range += 100.0f;
+                        break;
+                    case RANGE_DOWN:
+                        tear_range = std::max(tear_range - 100.0f, 100.0f);
+                        break;
+                    case ITEM_TYPE_COUNT:
+                        break;
+                }
+                std::format_to(std::back_inserter(item_pickup_text_buffer), "{:t}!", item.type);
+                item_last_picked_up = now;
                 item.active = false;
             }
         });
@@ -296,9 +318,17 @@ int main() {
         score_text_buffer.clear();
 
         std::format_to(std::back_inserter(lives_text_buffer), "Lives: {}", player.lives);
-        DrawText(lives_text_buffer.c_str(), 50, static_cast<int>(screen_height) - 50, 20, BLACK);
+        DrawText(lives_text_buffer.c_str(), 50, static_cast<int>(screen_height) - 75, 20, BLACK);
         lives_text_buffer.clear();
 
+        if (now < item_last_picked_up + item_pickup_message_duration && !item_pickup_text_buffer.empty()) {
+            DrawText(item_pickup_text_buffer.c_str(), 50, static_cast<int>(screen_height) - 50, 20, BLACK);
+        }
+
+        if (item_last_picked_up + item_pickup_message_duration <= now && !item_pickup_text_buffer.empty()) {
+            item_pickup_text_buffer.clear();
+        }
+
         EndDrawing();
     }
     CloseWindow();

types.h

@@ -57,23 +57,37 @@ enum ItemType {
 
 template <>
 struct std::formatter<ItemType> : std::formatter<string_view> {
+    bool title_case = false;
+
+    constexpr auto parse(std::format_parse_context& ctx) {
+        auto it = ctx.begin();
+        if (it == ctx.end()) return it;
+
+        if (*it == 't') {
+            title_case = true;
+            ++it;
+        }
+
+        return it;
+    }
+
     auto format(const ItemType& item_type, std::format_context& ctx) const {
         std::string_view item_type_str;
         switch (item_type) {
             case TEARS_UP:
-                item_type_str = "TEARS_UP";
+                item_type_str = title_case ? "Tears Up" : "TEARS_UP";
                 break;
             case TEARS_DOWN:
-                item_type_str = "TEARS_DOWN";
+                item_type_str = title_case ? "Tears Down" : "TEARS_DOWN";
                 break;
             case RANGE_UP:
-                item_type_str = "RANGE_UP";
+                item_type_str = title_case ? "Range Up" : "RANGE_UP";
                 break;
             case RANGE_DOWN:
-                item_type_str = "RANGE_DOWN";
+                item_type_str = title_case ? "Range Down" : "RANGE_DOWN";
                 break;
             case ITEM_TYPE_COUNT:
-                item_type_str = "ITEM_TYPE_COUNT";
+                item_type_str = title_case ? "Item Type Count" : "ITEM_TYPE_COUNT";
                 break;
         }
         return std::formatter<string_view>::format(item_type_str, ctx);;