shithub: soundpipe

ref: 79b51e588d41bc7df8c27f1f1aee57832a9d45ad
dir: /util/faust/sp_faust.c.template/

typedef struct {
    void *faust;
    int argpos;
    SPFLOAT *args[{{.Count}}];
    {{range $index, $element := .Params}}SPFLOAT *{{$element}};
    {{end}}
} sp_{{.Name}};

int sp_{{.Name}}_create(sp_{{.Name}} **p);
int sp_{{.Name}}_destroy(sp_{{.Name}} **p);
int sp_{{.Name}}_init(sp_data *sp, sp_{{.Name}} *p);
int sp_{{.Name}}_compute(sp_data *sp, sp_{{.Name}} *p, SPFLOAT *in, SPFLOAT *out);


static void addHorizontalSlider(void* ui_interface, const char* label, FAUSTFLOAT* zone, FAUSTFLOAT init, FAUSTFLOAT min, FAUSTFLOAT max, FAUSTFLOAT step)
{
    sp_{{.Name}} *p = ui_interface;
    p->args[p->argpos] = zone;
    p->argpos++;
}

int sp_{{.Name}}_create(sp_{{.Name}} **p)
{
    *p = malloc(sizeof(sp_{{.Name}}));
    return SP_OK;
}

int sp_{{.Name}}_destroy(sp_{{.Name}} **p)
{
    sp_{{.Name}} *pp = *p;
    {{.Name}} *dsp = pp->faust;
    delete{{.Name}} (dsp);
    free(*p);
    return SP_OK;
}

int sp_{{.Name}}_init(sp_data *sp, sp_{{.Name}} *p)
{
    {{.Name}} *dsp = new{{.Name}}(); 
    UIGlue UI;
    p->argpos = 0;
    UI.addHorizontalSlider= addHorizontalSlider;
    UI.uiInterface = p;
    buildUserInterface{{.Name}}(dsp, &UI);
    init{{.Name}}(dsp, sp->sr);

    {{range $index, $element := .Params}} 
    p->{{$element}} = p->args[{{$index}}];{{end}}

    p->faust = dsp;
    return SP_OK;
}

int sp_{{.Name}}_compute(sp_data *sp, sp_{{.Name}} *p, SPFLOAT *in, SPFLOAT *out) 
{

    {{.Name}} *dsp = p->faust;
    SPFLOAT out1 = 0;
    SPFLOAT *faust_out[] = {&out1};
    SPFLOAT *faust_in[] = {in};
    compute{{.Name}}(dsp, 1, faust_in, faust_out);

    *out = out1;
    return SP_OK;
}