#define SINGLE 1
#define HYBRID 2
#define DOUBLE 3

/***********************/

#define NONE 0

/***********************/

#define SCROLLER 1

#define NOSKRAMBLE 1
#define HORIZON 2

/***********************/

typedef struct{signed int curr,targ,frac;}framekey;

#define OX 0
#define OY 1
#define OZOOM 2
#define OROT 3
#define OHGT 4
#define OFLX 5
#define OFLY 6