#ifndef ROCKBOX #define FIXEDPOINT #endif #include "../src/m_pd.h" #include <../src/m_fixed.h> static t_class *tabread_tilde_class; typedef struct _tabread_tilde { t_object x_obj; int x_npoints; t_sample *x_vec; t_symbol *x_arrayname; float x_f; } t_tabread_tilde; static void *tabread_tilde_new(t_symbol *s) { t_tabread_tilde *x = (t_tabread_tilde *)pd_new(tabread_tilde_class); x->x_arrayname = s; x->x_vec = 0; outlet_new(&x->x_obj, gensym("signal")); x->x_f = 0; return (x); } static t_int *tabread_tilde_perform(t_int *w) { t_tabread_tilde *x = (t_tabread_tilde *)(w[1]); t_sample *in = (t_sample *)(w[2]); t_sample *out = (t_sample *)(w[3]); int n = (int)(w[4]); int maxindex; #ifdef ROCKBOX t_sample *buf = x->x_vec; #else t_sample *buf = x->x_vec, *fp; #endif int i; maxindex = x->x_npoints - 1; if (!buf) goto zero; for (i = 0; i < n; i++) { int index = ((long long) mult((*in++),ftofix(44.1)) >> fix1); if (index < 0) index = 0; else if (index > maxindex) index = maxindex; *out++ = buf[index]; } return (w+5); zero: while (n--) *out++ = 0; return (w+5); } void tabread_tilde_set(t_tabread_tilde *x, t_symbol *s) { t_garray *a; x->x_arrayname = s; if (!(a = (t_garray *)pd_findbyclass(x->x_arrayname, garray_class))) { if (*s->s_name) error("tabread~: %s: no such array", x->x_arrayname->s_name); x->x_vec = 0; } else if (!garray_getfloatarray(a, &x->x_npoints, &x->x_vec)) { error("%s: bad template for tabread~", x->x_arrayname->s_name); x->x_vec = 0; } else garray_usedindsp(a); } static void tabread_tilde_dsp(t_tabread_tilde *x, t_signal **sp) { tabread_tilde_set(x, x->x_arrayname); dsp_add(tabread_tilde_perform, 4, x, sp[0]->s_vec, sp[1]->s_vec, sp[0]->s_n); } static void tabread_tilde_free(t_tabread_tilde *x) { #ifdef ROCKBOX (void) x; #endif } void tabread_tilde_setup(void) { tabread_tilde_class = class_new(gensym("tabread~"), (t_newmethod)tabread_tilde_new, (t_method)tabread_tilde_free, sizeof(t_tabread_tilde), 0, A_DEFSYM, 0); CLASS_MAINSIGNALIN(tabread_tilde_class, t_tabread_tilde, x_f); class_addmethod(tabread_tilde_class, (t_method)tabread_tilde_dsp, gensym("dsp"), 0); class_addmethod(tabread_tilde_class, (t_method)tabread_tilde_set, gensym("set"), A_SYMBOL, 0); }