feat: add upgrade popup prototype

include/game/Towers.h

@@ -38,7 +38,8 @@ enum class TowerSize : std::uint8_t {
 };
 
 enum class TowerPath : std::uint8_t {
-    Top = 0, // Base path
+    Top = 0,
+    Base, // Base Path
     Bottom
 };
 
@@ -62,9 +63,9 @@ private:
     // 1, 2, 3, 4
     std::uint8_t m_Level : 3;
     // 0 : base path       1 : top path (if there is bottom path)     2 : bottom path (if there is top path)
-    TowerPath m_Path : 1;
+    TowerPath m_Path : 2;
 public:
-    TowerLevel() : m_Level(1), m_Path(TowerPath::Top) {}
+    TowerLevel() : m_Level(1), m_Path(TowerPath::Base) {}
     TowerLevel(std::uint8_t level, TowerPath path) : m_Level(level), m_Path(path) {}
 
     std::uint8_t getLevel() const { return m_Level; }
@@ -75,8 +76,8 @@ public:
 
     // operator to sort maps
     friend bool operator<(const TowerLevel& level, const TowerLevel& other) {
-        return level.getLevel() * static_cast<std::uint8_t>(level.getPath()) <
-            other.getLevel() * static_cast<std::uint8_t>(other.getPath());
+        return level.getLevel() + static_cast<std::uint8_t>(level.getPath()) * 4 <
+            other.getLevel() + static_cast<std::uint8_t>(other.getPath()) * 4;
     }
 };
 

include/render/WorldRenderer.h

@@ -26,6 +26,7 @@ private:
     glm::vec2 m_CamPos;
     glm::vec2 m_CursorPos;
     glm::vec2 m_HoldCursorPos;
+    glm::vec2 m_LastClicked;
     float m_Zoom;
     float m_CamSensibility = 1;
     bool m_PopupOpened = false;
@@ -52,9 +53,9 @@ private:
     void renderTowers() const;
     void renderMobs() const;
     void renderTileSelect() const;
-    void renderPopups() const;
-    void renderTowerPlacePopup() const;
-    void renderTowerUpgradePopup() const;
+    void renderPopups();
+    void renderTowerPlacePopup();
+    void renderTowerUpgradePopup();
     void renderMobTooltip() const;
     void detectClick();
     glm::vec2 getCursorWorldPos() const;