Halfway match CAABox; continue CBallCamera

Former-commit-id: 602109d8f0

include/Kyoto/Math/CSphere.hpp

@@ -0,0 +1,20 @@
+#ifndef _CSPHERE_HPP
+#define _CSPHERE_HPP
+
+#include "types.h"
+
+#include "Kyoto/Math/CVector3f.hpp"
+
+class CSphere {
+public:
+  CSphere(const CVector3f& pos, f32 radius) : x0_pos(pos), xc_radius(radius) {}
+
+  // TODO
+
+private:
+  CVector3f x0_pos;
+  f32 xc_radius;
+};
+CHECK_SIZEOF(CSphere, 0x10)
+
+#endif