Halfway match CAABox; continue CBallCamera

Former-commit-id: 602109d8f0

include/Kyoto/Math/CLineSeg.hpp

@@ -0,0 +1,23 @@
+#ifndef _CLINESEG_HPP
+#define _CLINESEG_HPP
+
+#include "types.h"
+
+#include "Kyoto/Math/CUnitVector3f.hpp"
+#include "Kyoto/Math/CVector3f.hpp"
+#include "Kyoto/Math/CLine.hpp"
+
+class CLineSeg : public CLine {
+public:
+  CLineSeg(const CVector3f& start, const CVector3f& end)
+  : CLine(start, (end - start).AsNormalized())
+  , x18_end(end) {}
+
+  const CVector3f& GetEndPoint() const { return x18_end; }
+
+private:
+  CVector3f x18_end;
+};
+CHECK_SIZEOF(CLineSeg, 0x24)
+
+#endif