d_a_nh 75% done (#49)

* d_a_nh 75% done

* More nh actions

include/SSystem/SComponent/c_bg_s_poly_info.h

@@ -13,7 +13,9 @@ private:
     /* 0x08 */ unsigned int mActorId;
 
 public:
-    cBgS_PolyInfo() {}
+    cBgS_PolyInfo() {
+        ClearPi();
+    }
     void ClearPi() {
         mPolyIndex = -1;
         mBgIndex = 0x100;

include/SSystem/SComponent/c_lib.h

@@ -2,6 +2,7 @@
 #define C_LIB_H_
 
 #include "SSystem/SComponent/c_xyz.h"
+#include "SSystem/SComponent/c_math.h"
 #include "dolphin/mtx/mtx.h"
 
 inline bool cLib_IsZero(f32 value) {
@@ -29,8 +30,7 @@ int cLib_chasePosXZ(cXyz* o_value, cXyz const& target, f32 step);
 int cLib_chaseAngleS(s16* o_value, s16 target, s16 step);
 
 s16 cLib_targetAngleY(cXyz* lhs, cXyz* rhs);
-s16 cLib_targetAngleY(const cXyz& lhs, const cXyz& rhs);
-s16 cLib_targetAngleX(const cXyz*, const cXyz*);
+s16 cLib_targetAngleX(cXyz*, cXyz*);
 
 void cLib_offsetPos(cXyz* pDest, cXyz* pSrc, s16 angle, cXyz* vec);
 s32 cLib_distanceAngleS(s16 x, s16 y);

include/SSystem/SComponent/c_m3d_g_cir.h

@@ -22,7 +22,7 @@ class cM3dGCir : public cM2dGCir {
 
 public:
     cM3dGCir(void);
-    virtual ~cM3dGCir(void);
+    virtual ~cM3dGCir(void) {}
     void Set(f32, f32, f32, f32);
 };