shithub: soundpipe

ref: 79b51e588d41bc7df8c27f1f1aee57832a9d45ad
dir: /h/line.h/

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typedef struct {
    SPFLOAT a, dur, b;
    SPFLOAT val, incr;
    uint32_t sdur, stime;
    int init;
} sp_line;

int sp_line_create(sp_line **p);
int sp_line_destroy(sp_line **p);
int sp_line_init(sp_data *sp, sp_line *p);
int sp_line_compute(sp_data *sp, sp_line *p, SPFLOAT *in, SPFLOAT *out);