ref: 49ff67154a0150cade077dcd040d68bc6a200b17
dir: /h/tgate.h/
typedef struct { SPFLOAT time; uint32_t timer; } sp_tgate; int sp_tgate_create(sp_tgate **p); int sp_tgate_destroy(sp_tgate **p); int sp_tgate_init(sp_data *sp, sp_tgate *p); int sp_tgate_compute(sp_data *sp, sp_tgate *p, SPFLOAT *in, SPFLOAT *out);