barrallantse en la colisió en les habitacions dels costats

fix: surface no clipejava be la copia de surfaces a surfaces que eixien per la dreta amb el flip activat

source/game/entities/player.hpp

@@ -76,6 +76,12 @@ class Player {
     [[nodiscard]] auto getVY() const -> float { return vy_; }
     void applyPlatformDisplacement(float dx, float surface_y);
     void clearPlatformFlag() { on_platform_ = false; }
+
+    // Cross-room collision: rooms adyacentes (TOP=0, RIGHT=1, BOTTOM=2, LEFT=3, TR=4, BR=5, BL=6, TL=7)
+    static constexpr int BORDER_ROOM_COUNT = 8;
+    void setBorderRoom(int index, std::shared_ptr<Room> room);
+    void clearBorderRooms();
+
     void setPaused(bool value) { is_paused_ = value; }
     void setIgnoreInput(bool value) { ignore_input_ = value; }
     [[nodiscard]] auto getIgnoreInput() const -> bool { return ignore_input_; }
@@ -136,6 +142,9 @@ class Player {
     Room::Border border_ = Room::Border::TOP;
     int last_grounded_position_ = 0;
 
+    // --- Cross-room collision ---
+    std::shared_ptr<Room> border_rooms_[BORDER_ROOM_COUNT]{};
+
     // --- Renderizado y sonido ---
     JA_Sound_t* jump_sound_ = nullptr;
     JA_Sound_t* land_sound_ = nullptr;
@@ -147,6 +156,21 @@ class Player {
     void handleJumpAndDrop();
     void moveHorizontal(float delta_time);
     void moveVertical(float delta_time);
+
+    // Cross-room collision helpers
+    struct CrossRoomEntry {
+        const TileCollider* tc;
+        float ox;
+        float oy;
+    };
+    struct CrossRoomChecks {
+        CrossRoomEntry entries[BORDER_ROOM_COUNT]{};
+        int count{0};
+    };
+    auto getCrossRoomChecks() const -> CrossRoomChecks;
+    void checkCrossRoomWallH(float& new_x, const CrossRoomChecks& checks) const;
+    void checkCrossRoomFloor(float old_y, const CrossRoomChecks& checks);
+    auto hasCrossRoomGround(const CrossRoomChecks& checks) const -> bool;
     void followSlope();
     void exitSlope();
     void detectSlopeEntry();