add winning conditions and ability to mark them in the graph

include/renderer.hpp

@@ -4,6 +4,7 @@
 #include <immintrin.h>
 #include <raylib.h>
 #include <raymath.h>
+#include <unordered_set>
 
 #include "config.hpp"
 #include "klotski.hpp"
@@ -26,12 +27,12 @@ private:
 public:
   OrbitCamera3D(Vector3 target, float distance)
       : camera({0}), target(target), distance(distance), angle_x(0.0),
-        angle_y(0.3), last_mouse(Vector2Zero()), dragging(false),
+        angle_y(0.0), last_mouse(Vector2Zero()), dragging(false),
         panning(false), target_lock(true) {
     camera.position = Vector3(0, 0, -1.0 * distance);
     camera.target = target;
     camera.up = Vector3(0, 1.0, 0);
-    camera.fovy = 90.0;
+    camera.fovy = CAMERA_FOV;
     camera.projection = CAMERA_PERSPECTIVE;
   }
 
@@ -47,9 +48,16 @@ private:
   RenderTexture render_target;
   RenderTexture klotski_target;
   RenderTexture menu_target;
+  std::unordered_set<State> winning_states;
 
 public:
-  Renderer() : camera(OrbitCamera3D(Vector3(0, 0, 0), CAMERA_DISTANCE)) {
+  bool mark_solutions;
+  bool connect_solutions;
+
+public:
+  Renderer()
+      : camera(OrbitCamera3D(Vector3(0, 0, 0), CAMERA_DISTANCE)),
+        mark_solutions(false), connect_solutions(false) {
     render_target = LoadRenderTexture(WIDTH, HEIGHT);
     klotski_target = LoadRenderTexture(WIDTH, HEIGHT);
     menu_target = LoadRenderTexture(WIDTH * 2, MENU_HEIGHT);
@@ -67,6 +75,12 @@ public:
   }
 
 public:
+  auto UpdateWinningStates(const MassSpringSystem &masssprings,
+                           const WinCondition win_condition) -> void;
+
+  auto AddWinningState(const State &state, const WinCondition win_condition)
+      -> void;
+
   auto UpdateCamera(const MassSpringSystem &masssprings, const State &current)
       -> void;
 
@@ -76,7 +90,8 @@ public:
   auto DrawKlotski(const State &state, int hov_x, int hov_y, int sel_x,
                    int sel_y) -> void;
 
-  auto DrawMenu(const MassSpringSystem &masssprings) -> void;
+  auto DrawMenu(const MassSpringSystem &masssprings, int current_preset)
+      -> void;
 
   auto DrawTextures() -> void;
 };