+const int PhantomElement::POINTS_PER_CIRCLE = 360;\r
+const double PhantomElement::SCALE_PELEM_EXTENT=0.005; // increase pelem limits by 0.5% \r
+
+const int Phantom::PHM_INVALID = -1;
+const int Phantom::PHM_HERMAN = 0;
+const int Phantom::PHM_B_HERMAN = 1;
+const int Phantom::PHM_SHEPP_LOGAN = 2;
+const int Phantom::PHM_B_SHEPP_LOGAN = 3;
+const int Phantom::PHM_UNITPULSE = 4;
+
+const char* Phantom::s_aszPhantomName[] =
+{
+ {"herman"},
+ {"herman-b"},
+ {"shepp-logan"},
+ {"shepp-logan-b"},
+ {"unitpulse"},
+};
+
+const char* Phantom::s_aszPhantomTitle[] =
+{
+ {"Herman Head"},
+ {"Herman Head (Bordered)"},
+ {"Shepp-Logan"},
+ {"Shepp-Logan (Bordered)"},
+ {"Unit Pulse"},
+};
+
+const int Phantom::s_iPhantomCount = sizeof(s_aszPhantomName) / sizeof(const char*);
+