/* Copyright (c) 1997-2001 Miller Puckette and others. * For information on usage and redistribution, and for a DISCLAIMER OF ALL * WARRANTIES, see the file, "LICENSE.txt," in this distribution. */ #include "m_pd.h" #include static t_class *clip_class; typedef struct _clip { t_object x_obj; t_float x_f; t_float x_lo; t_float x_hi; } t_clip; static void *clip_new(t_floatarg lo, t_floatarg hi) { t_clip *x = (t_clip *)pd_new(clip_class); x->x_lo = lo; x->x_hi = hi; outlet_new(&x->x_obj, gensym("signal")); floatinlet_new(&x->x_obj, &x->x_lo); floatinlet_new(&x->x_obj, &x->x_hi); x->x_f = 0; return (x); } static t_int *clip_perform(t_int *w) { t_clip *x = (t_clip *)(w[1]); t_sample *in = (t_sample *)(w[2]); t_sample *out = (t_sample *)(w[3]); int n = (int)(w[4]); while (n--) { t_sample f = *in++; if (f < x->x_lo) f = x->x_lo; if (f > x->x_hi) f = x->x_hi; *out++ = f; } return (w+5); } static void clip_dsp(t_clip *x, t_signal **sp) { dsp_add(clip_perform, 4, x, sp[0]->s_vec, sp[1]->s_vec, sp[0]->s_n); } void clip_tilde_setup(void) { clip_class = class_new(gensym("clip~"), (t_newmethod)clip_new, 0, sizeof(t_clip), 0, A_DEFFLOAT, A_DEFFLOAT, 0); CLASS_MAINSIGNALIN(clip_class, t_clip, x_f); class_addmethod(clip_class, (t_method)clip_dsp, gensym("dsp"), 0); }