ref: 9e1c37442af95a9f6040b0c1bbb697d92b332408
dir: /h/delay.h/
typedef struct { SPFLOAT time; SPFLOAT feedback; SPFLOAT last; SPFLOAT *buf; uint32_t bufsize; uint32_t bufpos; } sp_delay; int sp_delay_create(sp_delay **p); int sp_delay_destroy(sp_delay **p); int sp_delay_init(sp_data *sp, sp_delay *p, SPFLOAT time); int sp_delay_compute(sp_data *sp, sp_delay *p, SPFLOAT *in, SPFLOAT *out);