Added COBBox and renamed SBoundingBox to CAABox

Reorganized code

include/Math.hpp

@@ -0,0 +1,36 @@
+#ifndef MATH_HPP
+#define MATH_HPP
+
+#define _USE_MATH_DEFINES 1
+#include <math.h>
+#include "CVector3f.hpp"
+#include "CTransform.hpp"
+
+/* Macros for min/max. */
+#ifndef MIN
+#define	MIN(a,b) (((a)<(b))?(a):(b))
+#endif /* MIN */
+#ifndef MAX
+#define	MAX(a,b) (((a)>(b))?(a):(b))
+#endif	/* MAX */
+
+namespace Math
+{
+    inline void clamp(float& val, float min, float max) {val = MAX(min, MIN(max, val));}
+    inline void clamp(int& val, int min, int max) {val = MAX(min, MIN(max, val));}
+    
+    inline float radToDeg(float rad) {return rad * 180.f / M_PI;}
+    inline float degToRad(float deg) {return deg * M_PI / 180;}
+    
+    extern const CVector3f kRadToDegVec;
+    extern const CVector3f kDegToRadVec;
+    inline CVector3f radToDeg(CVector3f rad) {return rad * kRadToDegVec;}
+    inline CVector3f degToRad(CVector3f deg) {return deg * kDegToRadVec;}
+    
+    extern const CVector3f kUpVec;
+    CTransform lookAt(const CVector3f& pos, const CVector3f& lookPos, const CVector3f& up=kUpVec);
+    inline CVector3f baryToWorld(const CVector3f& p0, const CVector3f& p1, const CVector3f& p2, const CVector3f& bary)
+    { return bary.x * p0 + bary.y * p1 + bary.z * p2; }
+}
+
+#endif // MATH_HPP