fix quad tree collision checker

1 files changed, 39 insertions, 0 deletions

diff --git a/QuadTreeCollisionChecker.h b/QuadTreeCollisionChecker.h
new file mode 100644
index 0000000..420e0b7
--- /dev/null
+++ b/QuadTreeCollisionChecker.h
@@ -0,0 +1,39 @@
+#pragma once
+
+#include <memory>
+#include <forward_list>
+
+#include "Artist.h"
+#include "CollisionChecker.h"
+#include "Rectangle.h"
+
+class QuadTreeCollisionChecker : public CollisionChecker {
+public:
+	QuadTreeCollisionChecker(Museum &);
+	virtual void check();
+
+public:
+	const Rectangle & get_boundary() { return this->boundary; }
+	std::unique_ptr<QuadTreeCollisionChecker> subtree[4] = {
+		nullptr,
+		nullptr,
+		nullptr,
+		nullptr,
+	};
+
+private:
+	QuadTreeCollisionChecker(const QuadTreeCollisionChecker *, const Rectangle & boundary);
+
+	const int capacity = 2;
+
+	std::forward_list<Artist *> artists;
+	size_t artists_size = 0;
+
+	Rectangle boundary;
+
+	void subdivide();
+	void cull();
+};
+
+
+