From 6b378329aa20ec2caa3f06968c2ac71d41dca7f9 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?IOhannes=20m=20zm=C3=B6lnig?= Date: Tue, 17 May 2005 16:50:28 +0000 Subject: renamed *_tilde.c-files to *~.c svn path=/trunk/externals/zexy/; revision=2998 --- src/multiline_tilde.c | 263 -------------------------------------------------- 1 file changed, 263 deletions(-) delete mode 100644 src/multiline_tilde.c (limited to 'src/multiline_tilde.c') diff --git a/src/multiline_tilde.c b/src/multiline_tilde.c deleted file mode 100644 index 2767df5..0000000 --- a/src/multiline_tilde.c +++ /dev/null @@ -1,263 +0,0 @@ -/****************************************************** - * - * zexy - implementation file - * - * copyleft (c) IOhannes m zmölnig - * - * 1999:forum::für::umläute:2004 - * - * institute of electronic music and acoustics (iem) - * - ****************************************************** - * - * license: GNU General Public License v.2 - * - ******************************************************/ - -/* - a multiline that MULTIplicates MULTIple signals with "ramped floats" (--> like "line~") - - this is kind of multiplying some streams with the square diagonal matrix : diag*~ - for smooth-results we do this line~ thing - - 1403:forum::für::umläute:2001 -*/ - - -/* i am not sure, whether there is a difference between loop-unrolling by hand or by compiler - * i somehow have the feeling, that doing it by hand increases(!) performance for about 2% - * anyhow, if you think that the compiler can do this job better, just disable the UNROLLED define below - */ -#define UNROLLED - -#include "zexy.h" - -/* --------------------------- multiline~ ---------------------------------- */ - -static t_class *mline_class; - -typedef struct _mline { - t_object x_obj; - - t_float time; - - int ticksleft; - int retarget; - - t_float msec2tick; - - t_float *value; - t_float *target; - t_float *increment; /* single precision is really a bad */ - - t_float **sigIN; - t_float **sigOUT; - t_float *sigBUF; - int sigNUM; - -} t_mline; - -/* the message thing */ - -static void mline_list(t_mline *x, t_symbol *s, int argc, t_atom *argv) -{ - if (argc>x->sigNUM)x->time=atom_getfloat(argv+argc-1); - - if (x->time <= 0) { - if (argc==1) { - t_float f = atom_getfloat(argv); - int i=x->sigNUM; - while(i--)x->target[i]=x->value[i]=f; - } else { - int offset = (argcsigNUM)?x->sigNUM-argc:0; - int i=offset?argc:x->sigNUM; - while(i--)x->target[i+offset]=x->value[i+offset]=atom_getfloat(argv++); - } - x->ticksleft=x->retarget=x->time=0; - } else { - if (argc==1) { - int i = x->sigNUM; - t_float f = atom_getfloat(argv); - for(i=0;isigNUM;i++)x->target[i]=f; - } else { - int offset = (argcsigNUM)?x->sigNUM-argc:0; - int i=offset?argc:x->sigNUM; - while(i--)x->target[i+offset]=atom_getfloat(argv++); - } - x->retarget = 1; - } -} - -static void mline_stop(t_mline *x) -{ - int i = x->sigNUM; - while (i--) x->target[i] = x->value[i]; - x->ticksleft = x->retarget = 0; -} - -/* the dsp thing */ - -static t_int *mline_perform(t_int *w) -{ - t_mline *x = (t_mline *)(w[1]); - int n = (int)(w[2]); - - t_float **out = x->sigOUT; - t_float **in = x->sigIN; - t_float *buf = x->sigBUF, *sigBUF = buf; - t_float *inc = x->increment, *increment = inc; - t_float *val = x->value, *value = val; - t_float *tgt = x->target, *target = tgt; - - int sigNUM = x->sigNUM; - - if (x->retarget) { - int nticks = x->time * x->msec2tick; - - if (!nticks) nticks = 1; - x->ticksleft = nticks; - - x->retarget = 0; - } - - if (x->ticksleft) { - int N=n-1; - t_float oneovernos = 1./(x->ticksleft*n); - - int i=sigNUM; - while(i--)*inc++=(*tgt++-*val++)*oneovernos; - - n=-1; - while (n++ticksleft) { - val = value; - tgt = target; - i = sigNUM; - while(i--)*val++=*tgt++; - } - - } else { /* no ticks left */ - int i = sigNUM; - while (n--) { - i = sigNUM; - val = value; - buf = sigBUF; - while (i--)*buf++=in[i][n]**val++; - i = sigNUM; - buf = sigBUF; - while (i--)out[i][n]=*buf++; - } - } - - return (w+3); -} - - - -static void mline_dsp(t_mline *x, t_signal **sp) -{ - int i = x->sigNUM, n = 0; - t_float **dummy = x->sigIN; - while(i--)*dummy++=sp[n++]->s_vec; - - i = x->sigNUM; - dummy =x->sigOUT; - while(i--)*dummy++=sp[n++]->s_vec; - - x->msec2tick = sp[0]->s_sr / (1000.f * sp[0]->s_n); - dsp_add(mline_perform, 2, x, sp[0]->s_n); -} - - -/* setup/setdown things */ - -static void mline_free(t_mline *x) -{ - freebytes(x->value, sizeof(x->value)); - freebytes(x->target, sizeof(x->target)); - freebytes(x->increment, sizeof(x->increment)); - - freebytes(x->sigIN, sizeof(x->sigIN)); - freebytes(x->sigOUT, sizeof(x->sigOUT)); - freebytes(x->sigBUF, sizeof(x->sigBUF)); -} - - -static void *mline_new(t_symbol *s, int argc, t_atom *argv) -{ - t_mline *x = (t_mline *)pd_new(mline_class); - int i; - - if (!argc) { - argc = 1; - x->time = 0; - } else { - x->time = atom_getfloat(argv+argc-1); - if (x->time < 0) x->time = 0; - - argc--; - if (!argc) argc = 1; - } - - x->sigNUM = argc; - - i = argc-1; - - outlet_new(&x->x_obj, &s_signal); - - while (i--) { - inlet_new(&x->x_obj, &x->x_obj.ob_pd, &s_signal, &s_signal); - outlet_new(&x->x_obj, &s_signal); - } - - inlet_new(&x->x_obj, &x->x_obj.ob_pd, gensym("float"), gensym("")); - floatinlet_new(&x->x_obj, &x->time); - - x->sigIN = (t_float **)getbytes(x->sigNUM * sizeof(t_float **)); - x->sigOUT = (t_float **)getbytes(x->sigNUM * sizeof(t_float **)); - x->sigBUF = (t_float *)getbytes(x->sigNUM * sizeof(t_float *)); - - x->value = (t_float *)getbytes(x->sigNUM * sizeof(t_float *)); - x->target = (t_float *)getbytes(x->sigNUM * sizeof(t_float *)); - x->increment = (t_float *)getbytes(x->sigNUM * sizeof(t_float *)); - - i = x->sigNUM; - - while (i--) { - x->sigIN[i] = x->sigOUT[i] = 0; - x->increment[i] = 0; - x->value[x->sigNUM-i-1] = x->target[x->sigNUM-i-1] = atom_getfloat(argv+i); - } - - x->msec2tick = x->ticksleft = x->retarget = 0; - - return (x); -} - - - -void multiline_tilde_setup(void) -{ - mline_class = class_new(gensym("multiline~"), (t_newmethod)mline_new, (t_method)mline_free, - sizeof(t_mline), 0, A_GIMME, 0); - - class_addmethod(mline_class, (t_method)mline_dsp, gensym("dsp"), 0); - class_addmethod(mline_class, nullfn, gensym("signal"), 0); - - class_addmethod(mline_class, (t_method)mline_list, gensym(""), A_GIMME, 0); - class_addmethod(mline_class, (t_method)mline_stop, gensym("stop"), 0); - - class_sethelpsymbol(mline_class, gensym("zexy/multiline~")); - zexy_register("multiline_tilde"); -} -- cgit v1.2.1