#define SingleTinyVal 1.0e-12
#define SingleLargeVal 1.0e12

#define MP_XMIN 0
#define MP_XMAX 1
#define MP_YMIN 0
#define MP_YMAX 2

bool InitMapping( /* void */);

void CalcMapConsts();
void MapXYRatio( /* float px, py; float *outx, outy; */);
void DrawRhomMap( /* MapRhomboid  *mpr; */ );