Commit early, commit often

1 files changed, 27 insertions, 21 deletions

@@ -30,30 +30,31 @@ enum Color {
 struct Decoration {
     Shape type;
     Color color;
-    int polyshape;
+    int polyshape = 0;
     // For triangles only
-    int count;
+    int count = 0;
 };
 
 struct Cell {
-    bool start;
+    bool start = false;
     enum class Dir {NONE, LEFT, RIGHT, UP, DOWN};
-    Dir end;
-    std::shared_ptr<Decoration> decoration;
+    Dir end = Dir::NONE;
+    std::shared_ptr<Decoration> decoration = nullptr;
     enum class Dot {NONE, BLACK, BLUE, YELLOW, INVISIBLE};
-    Dot dot;
+    Dot dot = Dot::NONE;
     enum class Gap {NONE, BREAK, FULL};
-    Gap gap;
+    Gap gap = Gap::NONE;
 };
 
 struct Puzzle {
     int16_t height;
     int16_t width;
+    bool hasDecorations = false;
     std::vector<std::vector<Cell>> grid;
 
     enum class Symmetry {NONE, X, Y, XY};
-    Symmetry sym;
-    bool pillar;
+    Symmetry sym = Symmetry::NONE;
+    bool pillar = false;
 };
 
 class PuzzleSerializer {
@@ -65,13 +66,16 @@ public:
 private:
     // @Bug: Blue and orange are swapped?
     enum Flags {
-        IS_ENDPOINT =           0x1,
-        IS_STARTPOINT =         0x2,
-        DOT_IS_BLUE =         0x100,
-        DOT_IS_ORANGE =       0x200,
-        DOT_IS_INVISIBLE =   0x1000,
-        IS_GAP =            0x10000,
-        HAS_DOT =           0x40020,
+        IS_ENDPOINT =            0x1,
+        IS_STARTPOINT =          0x2,
+        IS_FULL_GAP =            0x8,
+        HAS_DOT =               0x20,
+        DOT_IS_BLUE =          0x100,
+        DOT_IS_ORANGE =        0x200,
+        DOT_IS_INVISIBLE =    0x1000,
+        HAS_NO_CONN =       0x100000,
+        HAS_VERTI_CONN =    0x200000,
+        HAS_HORIZ_CONN =    0x400000,
     };
 
     void ReadIntersections(Puzzle& p, int id);
@@ -79,12 +83,14 @@ private:
     void WriteIntersections(const Puzzle& p, int id);
     void WriteDecorations(const Puzzle& p, int id);
 
-    std::tuple<int, int> loc_to_xy(const Puzzle& p, int location);
-    int xy_to_loc(const Puzzle& p, int x, int y);
+    std::tuple<int, int> loc_to_xy(const Puzzle& p, int location) const;
+    int xy_to_loc(const Puzzle& p, int x, int y) const;
     // Decoration location
-    std::tuple<int, int> dloc_to_xy(const Puzzle& p, int location);
-    int xy_to_dloc(const Puzzle& p, int x, int y);
-    Cell::Dot FlagsToDot(int flags);
+    std::tuple<int, int> dloc_to_xy(const Puzzle& p, int location) const;
+    int xy_to_dloc(const Puzzle& p, int x, int y) const;
+    Cell::Dot FlagsToDot(int flags) const;
+    // Iterate connection lists for another location which is connected to us; return that other location.
+    int FindConnection(int i, const std::vector<int>& connections_a, const std::vector<int>& connections_b) const;
 
     std::shared_ptr<Memory> _memory;
 };