diff options
Diffstat (limited to 'src/iemlib1')
32 files changed, 0 insertions, 5454 deletions
diff --git a/src/iemlib1/FIR~.c b/src/iemlib1/FIR~.c deleted file mode 100644 index 087190b..0000000 --- a/src/iemlib1/FIR~.c +++ /dev/null @@ -1,169 +0,0 @@ -/* For information on usage and redistribution, and for a DISCLAIMER OF ALL -* WARRANTIES, see the file, "LICENSE.txt," in this distribution. - -iemlib1 written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */ - - -#include "m_pd.h" -#include "iemlib.h" - - -/* ---------- FIR~ - FIR-filter with table-coef ----------- */ - -typedef struct _FIR_tilde -{ - t_object x_obj; - t_float *x_coef_beg; - t_float *x_history_beg; - int x_rw_index; - int x_fir_order; - t_symbol *x_table_name; - t_float x_msi; -} t_FIR_tilde; - -t_class *FIR_tilde_class; - -static t_int *FIR_tilde_perform(t_int *w) -{ - t_float *in = (t_float *)(w[1]); - t_float *out = (t_float *)(w[2]); - t_FIR_tilde *x = (t_FIR_tilde *)(w[3]); - int n = (t_int)(w[4]); - int rw_index = x->x_rw_index; - int i, j; - int order = x->x_fir_order; - int ord16 = order / 16; - t_float sum=0.0f; - t_float *coef = x->x_coef_beg; - t_float *write_hist1=x->x_history_beg; - t_float *write_hist2; - t_float *read_hist; - t_float *coef_vec; - t_float *hist_vec; - - if(!coef) - goto FIR_tildeperfzero; - - write_hist1 = x->x_history_beg; - write_hist2 = write_hist1 + order; - read_hist = write_hist2; - - for(i=0; i<n; i++) - { - write_hist1[rw_index] = in[i]; - write_hist2[rw_index] = in[i]; - - sum = 0.0f; - coef_vec = coef; - hist_vec = &read_hist[rw_index]; - for(j=0; j<ord16; j++) - { - sum += coef_vec[0] * hist_vec[0]; - sum += coef_vec[1] * hist_vec[-1]; - sum += coef_vec[2] * hist_vec[-2]; - sum += coef_vec[3] * hist_vec[-3]; - sum += coef_vec[4] * hist_vec[-4]; - sum += coef_vec[5] * hist_vec[-5]; - sum += coef_vec[6] * hist_vec[-6]; - sum += coef_vec[7] * hist_vec[-7]; - sum += coef_vec[8] * hist_vec[-8]; - sum += coef_vec[9] * hist_vec[-9]; - sum += coef_vec[10] * hist_vec[-10]; - sum += coef_vec[11] * hist_vec[-11]; - sum += coef_vec[12] * hist_vec[-12]; - sum += coef_vec[13] * hist_vec[-13]; - sum += coef_vec[14] * hist_vec[-14]; - sum += coef_vec[15] * hist_vec[-15]; - coef_vec += 16; - hist_vec -= 16; - } - for(j=ord16*16; j<order; j++) - { - sum += coef[j] * read_hist[rw_index-j]; - } - out[i] = sum; - - rw_index++; - if(rw_index >= order) - rw_index -= order; - } - - x->x_rw_index = rw_index; - return(w+5); - -FIR_tildeperfzero: - - while(n--) - *out++ = 0.0f; - return(w+5); -} - -void FIR_tilde_set(t_FIR_tilde *x, t_symbol *table_name, t_floatarg forder) -{ - t_garray *ga; - int table_size; - int order = (int)forder; - - x->x_table_name = table_name; - if(!(ga = (t_garray *)pd_findbyclass(x->x_table_name, garray_class))) - { - if(*table_name->s_name) - error("FIR~: %s: no such table~", x->x_table_name->s_name); - x->x_coef_beg = 0; - } - else if(!garray_getfloatarray(ga, &table_size, &x->x_coef_beg)) - { - error("%s: bad template for FIR~", x->x_table_name->s_name); - x->x_coef_beg = 0; - } - else if(table_size < order) - { - error("FIR~: tablesize %d < order %d !!!!", table_size, order); - x->x_coef_beg = 0; - } - else - garray_usedindsp(ga); - x->x_rw_index = 0; - if(order > x->x_fir_order)/* resize */ - x->x_history_beg = (t_float *)resizebytes(x->x_history_beg, 2*x->x_fir_order*sizeof(t_float), 2*order*sizeof(float)); - x->x_fir_order = order; -} - -static void FIR_tilde_dsp(t_FIR_tilde *x, t_signal **sp) -{ - FIR_tilde_set(x, x->x_table_name, x->x_fir_order); - dsp_add(FIR_tilde_perform, 4, sp[0]->s_vec, sp[1]->s_vec, x, sp[0]->s_n); -} - -static void *FIR_tilde_new(t_symbol *ref, t_floatarg np) -{ - t_FIR_tilde *x = (t_FIR_tilde *)pd_new(FIR_tilde_class); - - outlet_new(&x->x_obj, &s_signal); - x->x_msi = 0; - x->x_table_name = ref; - x->x_coef_beg = 0; - if((int)np < 1) - np = 1.0; - x->x_fir_order = (int)np; - x->x_history_beg = (t_float *)getbytes((2*x->x_fir_order)*sizeof(t_float)); - x->x_rw_index = 0; - return(x); -} - -static void FIR_tilde_free(t_FIR_tilde *x) -{ - if(x->x_history_beg) - freebytes(x->x_history_beg, (2*x->x_fir_order)*sizeof(t_float)); -} - -void FIR_tilde_setup(void) -{ - FIR_tilde_class = class_new(gensym("FIR~"), (t_newmethod)FIR_tilde_new, - (t_method)FIR_tilde_free, sizeof(t_FIR_tilde), 0, A_DEFSYM, A_DEFFLOAT, 0); - CLASS_MAINSIGNALIN(FIR_tilde_class, t_FIR_tilde, x_msi); - class_addmethod(FIR_tilde_class, (t_method)FIR_tilde_dsp, gensym("dsp"), 0); - class_addmethod(FIR_tilde_class, (t_method)FIR_tilde_set, - gensym("set"), A_SYMBOL, A_FLOAT, 0); - class_sethelpsymbol(FIR_tilde_class, gensym("iemhelp/help-FIR~")); -} diff --git a/src/iemlib1/biquad_freq_resp.c b/src/iemlib1/biquad_freq_resp.c deleted file mode 100644 index bc1e99d..0000000 --- a/src/iemlib1/biquad_freq_resp.c +++ /dev/null @@ -1,86 +0,0 @@ -/* For information on usage and redistribution, and for a DISCLAIMER OF ALL -* WARRANTIES, see the file, "LICENSE.txt," in this distribution. - -iemlib1 written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */ - - -#include "m_pd.h" -#include "iemlib.h" -#include <math.h> - -/* ------------------------ biquad_freq_resp ------------------- */ -/* -- calculates the frequency responce of a biquad structure -- */ - -typedef struct _biquad_freq_resp -{ - t_object x_obj; - t_float a0; - t_float a1; - t_float a2; - t_float b1; - t_float b2; - t_outlet *x_out_re; - t_outlet *x_out_im; -} t_biquad_freq_resp; - -static t_class *biquad_freq_resp_class; - -static void biquad_freq_resp_float(t_biquad_freq_resp *x, t_floatarg f) -{ - t_float re1, im1, re2, im2; - t_float c, s, a; - - if(f < 0.0f) - f = 0.0f; - else if(f > 180.0f) - f = 180.0; - f *= 3.14159265f; - f /= 180.0f; - - c = cos(f); - s = sin(f); - - re1 = x->a0 + x->a1*c + x->a2*(c*c - s*s); - im1 = x->a1*s + x->a2*2.0f*(s*c); - re2 = 1.0f - x->b1*c - x->b2*(c*c - s*s); - im2 = -x->b1*s - x->b2*2.0f*(s*c); - a = re2*re2 + im2*im2; - outlet_float(x->x_out_im, (re1*im2 - re2*im1)/a);/* because z^-1 = e^-jwt, negative sign */ - outlet_float(x->x_out_re, (re1*re2 + im1*im2)/a); - -} -/* y/x = (a0 + a1*z-1 + a2*z-2)/(1 - b1*z-1 - b2*z-2);*/ - -static void biquad_freq_resp_list(t_biquad_freq_resp *x, t_symbol *s, int argc, t_atom *argv) -{ - if((argc == 5)&&IS_A_FLOAT(argv,4)&&IS_A_FLOAT(argv,3)&&IS_A_FLOAT(argv,2)&&IS_A_FLOAT(argv,1)&&IS_A_FLOAT(argv,0)) - { - x->b1 = (float)atom_getfloatarg(0, argc, argv); - x->b2 = (float)atom_getfloatarg(1, argc, argv); - x->a0 = (float)atom_getfloatarg(2, argc, argv); - x->a1 = (float)atom_getfloatarg(3, argc, argv); - x->a2 = (float)atom_getfloatarg(4, argc, argv); - } -} - -static void *biquad_freq_resp_new(void) -{ - t_biquad_freq_resp *x = (t_biquad_freq_resp *)pd_new(biquad_freq_resp_class); - x->x_out_re = outlet_new(&x->x_obj, &s_float); - x->x_out_im = outlet_new(&x->x_obj, &s_float); - x->b1 = 0.0f; - x->b2 = 0.0f; - x->a0 = 0.0f; - x->a1 = 0.0f; - x->a2 = 0.0f; - return (x); -} - -void biquad_freq_resp_setup(void) -{ - biquad_freq_resp_class = class_new(gensym("biquad_freq_resp"), (t_newmethod)biquad_freq_resp_new, 0, - sizeof(t_biquad_freq_resp), 0, 0); - class_addfloat(biquad_freq_resp_class, biquad_freq_resp_float); - class_addlist(biquad_freq_resp_class, (t_method)biquad_freq_resp_list); - class_sethelpsymbol(biquad_freq_resp_class, gensym("iemhelp/help-biquad_freq_resp")); -} diff --git a/src/iemlib1/db2v.c b/src/iemlib1/db2v.c deleted file mode 100644 index a2b075e..0000000 --- a/src/iemlib1/db2v.c +++ /dev/null @@ -1,38 +0,0 @@ -/* For information on usage and redistribution, and for a DISCLAIMER OF ALL -* WARRANTIES, see the file, "LICENSE.txt," in this distribution. - -iemlib1 written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */ - - -#include "m_pd.h" -#include "iemlib.h" -#include <math.h> - -/* -------- db2v - a techn. dB to rms-value converter. --------- */ - -static t_class *db2v_class; - -t_float db2v(t_float f) -{ - return (f <= -199.9 ? 0 : exp(0.11512925465 * f)); -} - -static void db2v_float(t_object *x, t_floatarg f) -{ - outlet_float(x->ob_outlet, db2v(f)); -} - -static void *db2v_new(void) -{ - t_object *x = (t_object *)pd_new(db2v_class); - outlet_new(x, &s_float); - return (x); -} - -void db2v_setup(void) -{ - db2v_class = class_new(gensym("db2v"), db2v_new, 0, - sizeof(t_object), 0, 0); - class_addfloat(db2v_class, (t_method)db2v_float); - class_sethelpsymbol(db2v_class, gensym("iemhelp/help-db2v")); -} diff --git a/src/iemlib1/f2note.c b/src/iemlib1/f2note.c deleted file mode 100644 index 3625427..0000000 --- a/src/iemlib1/f2note.c +++ /dev/null @@ -1,183 +0,0 @@ -/* For information on usage and redistribution, and for a DISCLAIMER OF ALL -* WARRANTIES, see the file, "LICENSE.txt," in this distribution. - -iemlib1 written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */ - - -#include "m_pd.h" -#include "iemlib.h" -#include <math.h> - -/* ------------------------- f2note ---------------------- */ -/* ------ frequency to note plus cents converter --------- */ - -typedef struct _f2note -{ - t_object x_obj; - void *x_outlet_midi; - void *x_outlet_note; - void *x_outlet_cent; - int x_centomidi; - t_float x_refhz; - t_float x_refexp; - t_float x_reflog; - t_symbol *x_set; -} t_f2note; - -static t_class *f2note_class; - -t_float f2note_mtof(t_f2note *x, t_float midi) -{ - return(x->x_refexp * exp(0.057762265047 * midi)); -} - -t_float f2note_ftom(t_f2note *x, t_float freq) -{ - return (freq > 0 ? 17.31234049 * log(x->x_reflog * freq) : -1500); -} - -void f2note_calc_ref(t_f2note *x) -{ - t_float ln2=log(2.0); - - x->x_refexp = x->x_refhz*exp(-5.75*ln2); - x->x_reflog = 1.0/x->x_refexp; -} - -static void f2note_make_note(char *str, int midi) -{ - int j,k,l=0; - - j = midi / 12; - k = midi % 12; - if(k <= 5) - { - if(k <= 2) - { - if(k==0) - str[l]='c'; - else if(k==1) - { - str[l++]='#'; - str[l]='c'; - } - else - str[l]='d'; - } - else - { - if(k==3) - { - str[l++]='#'; - str[l]='d'; - } - else if(k==4) - str[l]='e'; - else - str[l]='f'; - } - } - else - { - if(k <= 8) - { - if(k==6) - { - str[l++]='#'; - str[l]='f'; - } - else if(k==7) - str[l]='g'; - else - { - str[l++]='#'; - str[l]='g'; - } - } - else - { - if(k==9) - str[l]='a'; - else if(k==10) - { - str[l++]='#'; - str[l]='a'; - } - else - str[l]='h'; - } - } - - if(j < 4) - { - str[l] -= 'a'; - str[l] += 'A'; - } - l++; - if(j < 3) - { - str[l++] = '0' + (char)(3 - j); - } - else if(j > 4) - { - str[l++] = '0' + (char)(j - 4); - } - str[l] = 0; -} - -static void f2note_bang(t_f2note *x) -{ - int i,j; - t_atom at; - char s[4]; - - i = (x->x_centomidi + 50)/100; - j = x->x_centomidi - 100*i; - outlet_float(x->x_outlet_cent, (t_float)j); - f2note_make_note(s, i); - SETSYMBOL(&at, gensym(s)); - outlet_anything(x->x_outlet_note, x->x_set, 1, &at); - outlet_float(x->x_outlet_midi, 0.01f*(t_float)(x->x_centomidi)); -} - -static void f2note_float(t_f2note *x, t_floatarg freq) -{ - x->x_centomidi = (int)(100.0f*f2note_ftom(x, freq) + 0.5f); - f2note_bang(x); -} - -void f2note_ref(t_f2note *x, t_floatarg ref) -{ - x->x_refhz = ref; - f2note_calc_ref(x); -} - -static void *f2note_new(t_floatarg ref) -{ - t_f2note *x = (t_f2note *)pd_new(f2note_class); - - if(ref == 0.0f) - ref=440.0f; - x->x_refhz = ref; - x->x_centomidi = (int)(100.0f*ref + 0.499f); - f2note_calc_ref(x); - x->x_outlet_midi = outlet_new(&x->x_obj, &s_float); - x->x_outlet_note = outlet_new(&x->x_obj, &s_list); - x->x_outlet_cent = outlet_new(&x->x_obj, &s_float); - x->x_set = gensym("set"); - return (x); -} - -static void f2note_free(t_f2note *x) -{ -} - -void f2note_setup(void) -{ - f2note_class = class_new(gensym("f2note"), (t_newmethod)f2note_new, (t_method)f2note_free, - sizeof(t_f2note), 0, A_DEFFLOAT, 0); - class_addbang(f2note_class,f2note_bang); - class_addfloat(f2note_class,f2note_float); - class_addmethod(f2note_class, (t_method)f2note_ref, gensym("ref"), A_FLOAT, 0); - class_sethelpsymbol(f2note_class, gensym("iemhelp/help-f2note")); -} diff --git a/src/iemlib1/filter~.c b/src/iemlib1/filter~.c deleted file mode 100644 index f229d65..0000000 --- a/src/iemlib1/filter~.c +++ /dev/null @@ -1,813 +0,0 @@ -/* For information on usage and redistribution, and for a DISCLAIMER OF ALL -* WARRANTIES, see the file, "LICENSE.txt," in this distribution. - -iemlib1 written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */ - - -#include "m_pd.h" -#include "iemlib.h" -#include <math.h> - - -/* ---------- filter~ - slow dynamic filter-kernel 1. and 2. order ----------- */ - -typedef struct _filter_tilde -{ - t_object x_obj; - t_float wn1; - t_float wn2; - t_float a0; - t_float a1; - t_float a2; - t_float b1; - t_float b2; - t_float sr; - t_float cur_f; - t_float cur_l; - t_float cur_a; - t_float cur_b; - t_float delta_f; - t_float delta_a; - t_float delta_b; - t_float end_f; - t_float end_a; - t_float end_b; - t_float ticks_per_interpol_time; - t_float rcp_ticks; - t_float interpol_time; - int ticks; - int counter_f; - int counter_a; - int counter_b; - int inv; - int hp; - int first_order; - int event_mask; - void (*calc)(); - void *x_debug_outlet; - t_atom x_at[5]; - t_float x_msi; -} t_filter_tilde; - -t_class *filter_tilde_class; - -static void filter_tilde_snafu(t_filter_tilde *x) -{ - -} - -static void filter_tilde_lp1(t_filter_tilde *x) -{ - t_float al; - - al = x->cur_a * x->cur_l; - x->a0 = 1.0f/(1.0f + al); - x->a1 = x->a0; - x->b1 = (al - 1.0f)*x->a0; -} - -static void filter_tilde_lp2(t_filter_tilde *x) -{ - t_float l, al, bl2, rcp; - - l = x->cur_l; - al = l*x->cur_a; - bl2 = l*l*x->cur_b + 1.0f; - rcp = 1.0f/(al + bl2); - x->a0 = rcp; - x->a1 = 2.0f*rcp; - x->a2 = x->a0; - x->b1 = rcp*2.0f*(bl2 - 2.0f); - x->b2 = rcp*(al - bl2); -} - -static void filter_tilde_hp1(t_filter_tilde *x) -{ - t_float al, rcp; - - al = x->cur_a * x->cur_l; - rcp = 1.0f/(1.0f + al); - x->a0 = rcp*al; - x->a1 = -x->a0; - x->b1 = rcp*(al - 1.0f); -} - -static void filter_tilde_hp2(t_filter_tilde *x) -{ - t_float l, al, bl2, rcp; - - l = x->cur_l; - bl2 = l*l*x->cur_b + 1.0f; - al = l*x->cur_a; - rcp = 1.0f/(al + bl2); - x->a0 = rcp*(bl2 - 1.0f); - x->a1 = -2.0f*x->a0; - x->a2 = x->a0; - x->b1 = rcp*2.0f*(bl2 - 2.0f); - x->b2 = rcp*(al - bl2); -} - -static void filter_tilde_rp2(t_filter_tilde *x) -{ - t_float l, al, l2, rcp; - - l = x->cur_l; - l2 = l*l + 1.0f; - al = l*x->cur_a; - rcp = 1.0f/(al + l2); - x->a0 = rcp*l; - x->a2 = -x->a0; - x->b1 = rcp*2.0f*(l2 - 2.0f); - x->b2 = rcp*(al - l2); -} - -static void filter_tilde_bp2(t_filter_tilde *x) -{ - t_float l, al, l2, rcp; - - l = x->cur_l; - l2 = l*l + 1.0f; - al = l*x->cur_a; - rcp = 1.0f/(al + l2); - x->a0 = rcp*al; - x->a2 = -x->a0; - x->b1 = rcp*2.0f*(l2 - 2.0f); - x->b2 = rcp*(al - l2); -} - -static void filter_tilde_bs2(t_filter_tilde *x) -{ - t_float l, al, l2, rcp; - - l = x->cur_l; - l2 = l*l + 1.0f; - al = l*x->cur_a; - rcp = 1.0f/(al + l2); - x->a0 = rcp*l2; - x->a1 = rcp*2.0f*(2.0f - l2); - x->a2 = x->a0; - x->b1 = -x->a1; - x->b2 = rcp*(al - l2); -} - -static void filter_tilde_rpw2(t_filter_tilde *x) -{ - t_float l, al, l2, rcp; - - l = x->cur_l; - l2 = l*l + 1.0f; - al = l*x->cur_a/x->cur_f; - rcp = 1.0f/(al + l2); - x->a0 = rcp*l; - x->a2 = -x->a0; - x->b1 = rcp*2.0f*(l2 - 2.0f); - x->b2 = rcp*(al - l2); -} - -static void filter_tilde_bpw2(t_filter_tilde *x) -{ - t_float l, al, l2, rcp; - - l = x->cur_l; - l2 = l*l + 1.0f; - al = l*x->cur_a/x->cur_f; - rcp = 1.0f/(al + l2); - x->a0 = rcp*al; - x->a2 = -x->a0; - x->b1 = rcp*2.0f*(l2 - 2.0f); - x->b2 = rcp*(al - l2); -} - -static void filter_tilde_bsw2(t_filter_tilde *x) -{ - t_float l, al, l2, rcp; - - l = x->cur_l; - l2 = l*l + 1.0f; - al = l*x->cur_a/x->cur_f; - rcp = 1.0f/(al + l2); - x->a0 = rcp*l2; - x->a1 = rcp*2.0f*(2.0f - l2); - x->a2 = x->a0; - x->b1 = -x->a1; - x->b2 = rcp*(al - l2); -} - -static void filter_tilde_ap1(t_filter_tilde *x) -{ - t_float al; - - al = x->cur_a * x->cur_l; - x->a0 = (1.0f - al)/(1.0f + al); - x->b1 = -x->a0; -} - -static void filter_tilde_ap2(t_filter_tilde *x) -{ - t_float l, al, bl2, rcp; - - l = x->cur_l; - bl2 = l*l*x->cur_b + 1.0f; - al = l*x->cur_a; - rcp = 1.0f/(al + bl2); - x->a1 = rcp*2.0f*(2.0f - bl2); - x->a0 = rcp*(bl2 - al); - x->b1 = -x->a1; - x->b2 = -x->a0; -} - -/*static void filter_tilde_bp2(t_filter_tilde *x) -{ -t_float l, al, l2, rcp; - - l = x->cur_l; - l2 = l*l + 1.0; - al = l*x->cur_a; - rcp = 1.0f/(al + l2); - x->a0 = rcp*al; - x->a2 = -x->a0; - x->b1 = rcp*2.0f*(2.0f - l2); - x->b2 = rcp*(l2 - al); -}*/ - -static void filter_tilde_dsp_tick(t_filter_tilde *x) -{ - if(x->event_mask) - { - if(x->counter_f) - { - float l, si, co; - - if(x->counter_f <= 1) - { - x->cur_f = x->end_f; - x->counter_f = 0; - x->event_mask &= 6;/*set event_mask_bit 0 = 0*/ - } - else - { - x->counter_f--; - x->cur_f *= x->delta_f; - } - l = x->cur_f * x->sr; - if(l < 1.0e-20f) - x->cur_l = 1.0e20f; - else if(l > 1.57079632f) - x->cur_l = 0.0f; - else - { - si = sin(l); - co = cos(l); - x->cur_l = co/si; - } - } - if(x->counter_a) - { - if(x->counter_a <= 1) - { - x->cur_a = x->end_a; - x->counter_a = 0; - x->event_mask &= 5;/*set event_mask_bit 1 = 0*/ - } - else - { - x->counter_a--; - x->cur_a *= x->delta_a; - } - } - if(x->counter_b) - { - if(x->counter_b <= 1) - { - x->cur_b = x->end_b; - x->counter_b = 0; - x->event_mask &= 3;/*set event_mask_bit 2 = 0*/ - } - else - { - x->counter_b--; - x->cur_b *= x->delta_b; - } - } - - (*(x->calc))(x); - - /* stability check */ - if(x->first_order) - { - if(x->b1 <= -0.9999998f) - x->b1 = -0.9999998f; - else if(x->b1 >= 0.9999998f) - x->b1 = 0.9999998f; - } - else - { - float discriminant = x->b1 * x->b1 + 4.0f * x->b2; - - if(x->b1 <= -1.9999996f) - x->b1 = -1.9999996f; - else if(x->b1 >= 1.9999996f) - x->b1 = 1.9999996f; - - if(x->b2 <= -0.9999998f) - x->b2 = -0.9999998f; - else if(x->b2 >= 0.9999998f) - x->b2 = 0.9999998f; - - if(discriminant >= 0.0f) - { - if(0.9999998f - x->b1 - x->b2 < 0.0f) - x->b2 = 0.9999998f - x->b1; - if(0.9999998f + x->b1 - x->b2 < 0.0f) - x->b2 = 0.9999998f + x->b1; - } - } - } -} - -static t_int *filter_tilde_perform_2o(t_int *w) -{ - t_float *in = (float *)(w[1]); - t_float *out = (float *)(w[2]); - t_filter_tilde *x = (t_filter_tilde *)(w[3]); - int i, n = (t_int)(w[4]); - t_float wn0, wn1=x->wn1, wn2=x->wn2; - t_float a0=x->a0, a1=x->a1, a2=x->a2; - t_float b1=x->b1, b2=x->b2; - - filter_tilde_dsp_tick(x); - for(i=0; i<n; i++) - { - wn0 = *in++ + b1*wn1 + b2*wn2; - *out++ = a0*wn0 + a1*wn1 + a2*wn2; - wn2 = wn1; - wn1 = wn0; - } - /* NAN protect */ - if(IEM_DENORMAL(wn2)) - wn2 = 0.0f; - if(IEM_DENORMAL(wn1)) - wn1 = 0.0f; - - x->wn1 = wn1; - x->wn2 = wn2; - return(w+5); -} -/* yn0 = *out; -xn0 = *in; -************* -yn0 = a0*xn0 + a1*xn1 + a2*xn2 + b1*yn1 + b2*yn2; -yn2 = yn1; -yn1 = yn0; -xn2 = xn1; -xn1 = xn0; -************************* -y/x = (a0 + a1*z-1 + a2*z-2)/(1 - b1*z-1 - b2*z-2);*/ - -static t_int *filter_tilde_perf8_2o(t_int *w) -{ - t_float *in = (float *)(w[1]); - t_float *out = (float *)(w[2]); - t_filter_tilde *x = (t_filter_tilde *)(w[3]); - int i, n = (t_int)(w[4]); - t_float wn[10]; - t_float a0=x->a0, a1=x->a1, a2=x->a2; - t_float b1=x->b1, b2=x->b2; - - filter_tilde_dsp_tick(x); - wn[0] = x->wn2; - wn[1] = x->wn1; - for(i=0; i<n; i+=8, in+=8, out+=8) - { - wn[2] = in[0] + b1*wn[1] + b2*wn[0]; - out[0] = a0*wn[2] + a1*wn[1] + a2*wn[0]; - wn[3] = in[1] + b1*wn[2] + b2*wn[1]; - out[1] = a0*wn[3] + a1*wn[2] + a2*wn[1]; - wn[4] = in[2] + b1*wn[3] + b2*wn[2]; - out[2] = a0*wn[4] + a1*wn[3] + a2*wn[2]; - wn[5] = in[3] + b1*wn[4] + b2*wn[3]; - out[3] = a0*wn[5] + a1*wn[4] + a2*wn[3]; - wn[6] = in[4] + b1*wn[5] + b2*wn[4]; - out[4] = a0*wn[6] + a1*wn[5] + a2*wn[4]; - wn[7] = in[5] + b1*wn[6] + b2*wn[5]; - out[5] = a0*wn[7] + a1*wn[6] + a2*wn[5]; - wn[8] = in[6] + b1*wn[7] + b2*wn[6]; - out[6] = a0*wn[8] + a1*wn[7] + a2*wn[6]; - wn[9] = in[7] + b1*wn[8] + b2*wn[7]; - out[7] = a0*wn[9] + a1*wn[8] + a2*wn[7]; - wn[0] = wn[8]; - wn[1] = wn[9]; - } - /* NAN protect */ - if(IEM_DENORMAL(wn[0])) - wn[0] = 0.0f; - if(IEM_DENORMAL(wn[1])) - wn[1] = 0.0f; - - x->wn1 = wn[1]; - x->wn2 = wn[0]; - return(w+5); -} - -static t_int *filter_tilde_perform_1o(t_int *w) -{ - t_float *in = (float *)(w[1]); - t_float *out = (float *)(w[2]); - t_filter_tilde *x = (t_filter_tilde *)(w[3]); - int i, n = (t_int)(w[4]); - t_float wn0, wn1=x->wn1; - t_float a0=x->a0, a1=x->a1; - t_float b1=x->b1; - - filter_tilde_dsp_tick(x); - for(i=0; i<n; i++) - { - wn0 = *in++ + b1*wn1; - *out++ = a0*wn0 + a1*wn1; - wn1 = wn0; - } - /* NAN protect */ - if(IEM_DENORMAL(wn1)) - wn1 = 0.0f; - - x->wn1 = wn1; - return(w+5); -} - -static t_int *filter_tilde_perf8_1o(t_int *w) -{ - t_float *in = (float *)(w[1]); - t_float *out = (float *)(w[2]); - t_filter_tilde *x = (t_filter_tilde *)(w[3]); - int i, n = (t_int)(w[4]); - t_float wn[9]; - t_float a0=x->a0, a1=x->a1; - t_float b1=x->b1; - - filter_tilde_dsp_tick(x); - wn[0] = x->wn1; - for(i=0; i<n; i+=8, in+=8, out+=8) - { - wn[1] = in[0] + b1*wn[0]; - out[0] = a0*wn[1] + a1*wn[0]; - wn[2] = in[1] + b1*wn[1]; - out[1] = a0*wn[2] + a1*wn[1]; - wn[3] = in[2] + b1*wn[2]; - out[2] = a0*wn[3] + a1*wn[2]; - wn[4] = in[3] + b1*wn[3]; - out[3] = a0*wn[4] + a1*wn[3]; - wn[5] = in[4] + b1*wn[4]; - out[4] = a0*wn[5] + a1*wn[4]; - wn[6] = in[5] + b1*wn[5]; - out[5] = a0*wn[6] + a1*wn[5]; - wn[7] = in[6] + b1*wn[6]; - out[6] = a0*wn[7] + a1*wn[6]; - wn[8] = in[7] + b1*wn[7]; - out[7] = a0*wn[8] + a1*wn[7]; - wn[0] = wn[8]; - } - /* NAN protect */ - if(IEM_DENORMAL(wn[0])) - wn[0] = 0.0f; - - x->wn1 = wn[0]; - return(w+5); -} - -static void filter_tilde_ft4(t_filter_tilde *x, t_floatarg t) -{ - int i = (int)((x->ticks_per_interpol_time)*t+0.49999f); - - x->interpol_time = t; - if(i <= 0) - { - x->ticks = 1; - x->rcp_ticks = 1.0; - } - else - { - x->ticks = i; - x->rcp_ticks = 1.0 / (t_float)i; - } -} - -static void filter_tilde_ft3(t_filter_tilde *x, t_floatarg b) -{ - if(b <= 0.0f) - b = 0.000001f; - if(x->hp) - b = 1.0 / b; - if(b != x->cur_b) - { - x->end_b = b; - x->counter_b = x->ticks; - x->delta_b = exp(log(b/x->cur_b)*x->rcp_ticks); - x->event_mask |= 4;/*set event_mask_bit 2 = 1*/ - } -} - -static void filter_tilde_ft2(t_filter_tilde *x, t_floatarg a) -{ - if(a <= 0.0f) - a = 0.000001f; - if(x->inv) - a = 1.0f / a; - if(x->hp) - a /= x->cur_b; - if(a != x->cur_a) - { - x->end_a = a; - x->counter_a = x->ticks; - x->delta_a = exp(log(a/x->cur_a)*x->rcp_ticks); - x->event_mask |= 2;/*set event_mask_bit 1 = 1*/ - } -} - -static void filter_tilde_ft1(t_filter_tilde *x, t_floatarg f) -{ - if(f <= 0.0f) - f = 0.000001f; - if(f != x->cur_f) - { - x->end_f = f; - x->counter_f = x->ticks; - x->delta_f = exp(log(f/x->cur_f)*x->rcp_ticks); - x->event_mask |= 1;/*set event_mask_bit 0 = 1*/ - } -} - -static void filter_tilde_print(t_filter_tilde *x) -{ - // post("fb1 = %g, fb2 = %g, ff1 = %g, ff2 = %g, ff3 = %g", x->b1, x->b2, x->a0, x->a1, x->a2); - x->x_at[0].a_w.w_float = x->b1; - x->x_at[1].a_w.w_float = x->b2; - x->x_at[2].a_w.w_float = x->a0; - x->x_at[3].a_w.w_float = x->a1; - x->x_at[4].a_w.w_float = x->a2; - outlet_list(x->x_debug_outlet, &s_list, 5, x->x_at); -} - -static void filter_tilde_dsp(t_filter_tilde *x, t_signal **sp) -{ - t_float si, co, f; - int i, n=(int)sp[0]->s_n; - - x->sr = 3.14159265358979323846f / (t_float)(sp[0]->s_sr); - x->ticks_per_interpol_time = 0.001f * (t_float)(sp[0]->s_sr) / (t_float)n; - i = (int)((x->ticks_per_interpol_time)*(x->interpol_time)+0.49999f); - if(i <= 0) - { - x->ticks = 1; - x->rcp_ticks = 1.0f; - } - else - { - x->ticks = i; - x->rcp_ticks = 1.0f / (t_float)i; - } - f = x->cur_f * x->sr; - if(f < 1.0e-20f) - x->cur_l = 1.0e20f; - else if(f > 1.57079632f) - x->cur_l = 0.0f; - else - { - si = sin(f); - co = cos(f); - x->cur_l = co/si; - } - if(x->first_order) - { - if(n&7) - dsp_add(filter_tilde_perform_1o, 4, sp[0]->s_vec, sp[1]->s_vec, x, n); - else - dsp_add(filter_tilde_perf8_1o, 4, sp[0]->s_vec, sp[1]->s_vec, x, n); - } - else - { - if(n&7) - dsp_add(filter_tilde_perform_2o, 4, sp[0]->s_vec, sp[1]->s_vec, x, n); - else - dsp_add(filter_tilde_perf8_2o, 4, sp[0]->s_vec, sp[1]->s_vec, x, n); - } -} - -static void *filter_tilde_new(t_symbol *s, int argc, t_atom *argv) -{ - t_filter_tilde *x = (t_filter_tilde *)pd_new(filter_tilde_class); - int i; - t_float si, co, f=0.0f, a=0.0f, b=0.0f, interpol=0.0f; - t_symbol *filt_typ=gensym(""); - - inlet_new(&x->x_obj, &x->x_obj.ob_pd, &s_float, gensym("ft1")); - inlet_new(&x->x_obj, &x->x_obj.ob_pd, &s_float, gensym("ft2")); - inlet_new(&x->x_obj, &x->x_obj.ob_pd, &s_float, gensym("ft3")); - inlet_new(&x->x_obj, &x->x_obj.ob_pd, &s_float, gensym("ft4")); - outlet_new(&x->x_obj, &s_signal); - x->x_debug_outlet = outlet_new(&x->x_obj, &s_list); - x->x_msi = 0.0f; - - x->x_at[0].a_type = A_FLOAT; - x->x_at[1].a_type = A_FLOAT; - x->x_at[2].a_type = A_FLOAT; - x->x_at[3].a_type = A_FLOAT; - x->x_at[4].a_type = A_FLOAT; - - x->event_mask = 1; - x->counter_f = 1; - x->counter_a = 0; - x->counter_b = 0; - x->delta_f = 0.0f; - x->delta_a = 0.0f; - x->delta_b = 0.0f; - x->interpol_time = 0.0f; - x->wn1 = 0.0f; - x->wn2 = 0.0f; - x->a0 = 0.0f; - x->a1 = 0.0f; - x->a2 = 0.0f; - x->b1 = 0.0f; - x->b2 = 0.0f; - x->sr = 3.14159265358979323846f / 44100.0f; - x->calc = filter_tilde_snafu; - x->first_order = 0; - if((argc == 5)&&IS_A_FLOAT(argv,4)&&IS_A_FLOAT(argv,3)&&IS_A_FLOAT(argv,2)&&IS_A_FLOAT(argv,1)&&IS_A_SYMBOL(argv,0)) - { - filt_typ = atom_getsymbolarg(0, argc, argv); - f = (t_float)atom_getfloatarg(1, argc, argv); - a = (t_float)atom_getfloatarg(2, argc, argv); - b = (t_float)atom_getfloatarg(3, argc, argv); - interpol = (t_float)atom_getfloatarg(4, argc, argv); - } - x->cur_f = f; - f *= x->sr; - if(f < 1.0e-20f) - x->cur_l = 1.0e20f; - else if(f > 1.57079632f) - x->cur_l = 0.0f; - else - { - si = sin(f); - co = cos(f); - x->cur_l = co/si; - } - if(a <= 0.0f) - a = 0.000001f; - if(b <= 0.0f) - b = 0.000001f; - x->cur_b = b; - - if(interpol <= 0.0f) - interpol = 0.0f; - x->interpol_time = interpol; - x->ticks_per_interpol_time = 0.001f * 44100.0f / 64.0f; - i = (int)((x->ticks_per_interpol_time)*(x->interpol_time)+0.49999f); - if(i <= 0) - { - x->ticks = 1; - x->rcp_ticks = 1.0f; - } - else - { - x->ticks = i; - x->rcp_ticks = 1.0f / (t_float)i; - } - - x->calc = filter_tilde_snafu; - - x->cur_a = 1.0f/a; /*a was Q*/ - x->inv = 1; - x->hp = 0; - - if(filt_typ->s_name) - { - if(filt_typ == gensym("ap1")) - { - x->calc = filter_tilde_ap1; - x->a1 = 1.0f; - x->first_order = 1; - } - else if(filt_typ == gensym("ap2")) - { - x->calc = filter_tilde_ap2; - x->a2 = 1.0f; - } - else if(filt_typ == gensym("ap1c")) - { - x->calc = filter_tilde_ap1; - x->a1 = 1.0f; - x->inv = 0; - x->cur_a = a; /*a was damping*/ - x->first_order = 1; - } - else if(filt_typ == gensym("ap2c")) - { - x->calc = filter_tilde_ap2; - x->a2 = 1.0f; - x->inv = 0; - x->cur_a = a; /*a was damping*/ - } - else if(filt_typ == gensym("bpq2")) - { - x->calc = filter_tilde_bp2; - } - else if(filt_typ == gensym("rbpq2")) - { - x->calc = filter_tilde_rp2; - } - else if(filt_typ == gensym("bsq2")) - { - x->calc = filter_tilde_bs2; - } - else if(filt_typ == gensym("bpw2")) - { - x->calc = filter_tilde_bpw2; - x->inv = 0; - x->cur_a = a; /*a was bw*/ - } - else if(filt_typ == gensym("rbpw2")) - { - x->calc = filter_tilde_rpw2; - x->inv = 0; - x->cur_a = a; /*a was bw*/ - } - else if(filt_typ == gensym("bsw2")) - { - x->calc = filter_tilde_bsw2; - x->inv = 0; - x->cur_a = a; /*a was bw*/ - } - else if(filt_typ == gensym("hp1")) - { - x->calc = filter_tilde_hp1; - x->first_order = 1; - } - else if(filt_typ == gensym("hp2")) - { - x->calc = filter_tilde_hp2; - } - else if(filt_typ == gensym("lp1")) - { - x->calc = filter_tilde_lp1; - x->first_order = 1; - } - else if(filt_typ == gensym("lp2")) - { - x->calc = filter_tilde_lp2; - } - else if(filt_typ == gensym("hp1c")) - { - x->calc = filter_tilde_hp1; - x->cur_a = 1.0f / a; - x->first_order = 1; - } - else if(filt_typ == gensym("hp2c")) - { - x->calc = filter_tilde_hp2; - x->inv = 0; - x->cur_a = a / b; - x->cur_b = 1.0f / b; - x->hp = 1; - } - else if(filt_typ == gensym("lp1c")) - { - x->calc = filter_tilde_lp1; - x->inv = 0; - x->cur_a = a; /*a was damping*/ - x->first_order = 1; - } - else if(filt_typ == gensym("lp2c")) - { - x->calc = filter_tilde_lp2; - x->inv = 0; - x->cur_a = a; /*a was damping*/ - } - else - { - post("filter~-Error: 1. initial-arguments: <sym> kind: \ -lp1, lp2, hp1, hp2, \ -lp1c, lp2c, hp1c, hp2c, \ -ap1, ap2, ap1c, ap2c, \ -bpq2, rbpq2, bsq2, \ -bpw2, rbpw2, bsw2!"); - } - x->end_f = x->cur_f; - x->end_a = x->cur_a; - x->end_b = x->cur_b; - } - return (x); -} - -void filter_tilde_setup(void) -{ - filter_tilde_class = class_new(gensym("filter~"), (t_newmethod)filter_tilde_new, - 0, sizeof(t_filter_tilde), 0, A_GIMME, 0); - CLASS_MAINSIGNALIN(filter_tilde_class, t_filter_tilde, x_msi); - class_addmethod(filter_tilde_class, (t_method)filter_tilde_dsp, gensym("dsp"), 0); - class_addmethod(filter_tilde_class, (t_method)filter_tilde_ft1, gensym("ft1"), A_FLOAT, 0); - class_addmethod(filter_tilde_class, (t_method)filter_tilde_ft2, gensym("ft2"), A_FLOAT, 0); - class_addmethod(filter_tilde_class, (t_method)filter_tilde_ft3, gensym("ft3"), A_FLOAT, 0); - class_addmethod(filter_tilde_class, (t_method)filter_tilde_ft4, gensym("ft4"), A_FLOAT, 0); - class_addmethod(filter_tilde_class, (t_method)filter_tilde_print, gensym("print"), 0); - class_sethelpsymbol(filter_tilde_class, gensym("iemhelp/help-filter~")); -} diff --git a/src/iemlib1/forpp.c b/src/iemlib1/forpp.c deleted file mode 100644 index bbee77a..0000000 --- a/src/iemlib1/forpp.c +++ /dev/null @@ -1,185 +0,0 @@ -/* For information on usage and redistribution, and for a DISCLAIMER OF ALL -* WARRANTIES, see the file, "LICENSE.txt," in this distribution. - -iemlib1 written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */ - - -#include "m_pd.h" -#include "iemlib.h" - -/* ----------------------------- for++ -------------------------------- */ -/* -- an internal timed counter (start-, stop-number and metro-time) -- */ - -typedef struct _forpp -{ - t_object x_obj; - int x_beg; - int x_end; - t_float x_delay; - int x_cur; - int x_incr; - void *x_out_end; - void *x_clock; - void *x_clock2; -} t_forpp; - -static t_class *forpp_class; - -static void forpp_tick2(t_forpp *x) -{ - outlet_bang(x->x_out_end); - clock_unset(x->x_clock2); -} - -static void forpp_tick(t_forpp *x) -{ - outlet_float(x->x_obj.ob_outlet, x->x_cur); - x->x_cur += x->x_incr; - if(x->x_incr > 0) - { - if(x->x_cur <= x->x_end) - clock_delay(x->x_clock, x->x_delay); - else - { - clock_unset(x->x_clock); - clock_delay(x->x_clock2, x->x_delay); - } - } - else - { - if(x->x_cur >= x->x_end) - clock_delay(x->x_clock, x->x_delay); - else - { - clock_unset(x->x_clock); - clock_delay(x->x_clock2, x->x_delay); - } - } -} - -static void forpp_bang(t_forpp *x) -{ - x->x_cur = x->x_beg; - outlet_float(x->x_obj.ob_outlet, x->x_cur); - x->x_cur += x->x_incr; - if(x->x_incr > 0) - { - if(x->x_cur <= x->x_end) - clock_delay(x->x_clock, x->x_delay); - else - { - clock_unset(x->x_clock); - clock_delay(x->x_clock2, x->x_delay); - } - } - else - { - if(x->x_cur >= x->x_end) - clock_delay(x->x_clock, x->x_delay); - else - { - clock_unset(x->x_clock); - clock_delay(x->x_clock2, x->x_delay); - } - } - -} - -static void forpp_start(t_forpp *x) -{ - forpp_bang(x); -} - -static void forpp_stop(t_forpp *x) -{ - if(x->x_incr > 0) - x->x_cur = x->x_end + 1; - else - x->x_cur = x->x_end - 1; - clock_unset(x->x_clock); - clock_unset(x->x_clock2); -} - -static void forpp_float(t_forpp *x, t_floatarg beg) -{ - x->x_beg = (int)beg; - if(x->x_end < x->x_beg) - x->x_incr = -1; - else - x->x_incr = 1; -} - -static void forpp_ft1(t_forpp *x, t_floatarg end) -{ - x->x_end = (int)end; - if(x->x_end < x->x_beg) - x->x_incr = -1; - else - x->x_incr = 1; -} - -static void forpp_ft2(t_forpp *x, t_floatarg delay) -{ - if(delay < 0.0) - delay = 0.0; - x->x_delay = delay; -} - -static void forpp_list(t_forpp *x, t_symbol *s, int argc, t_atom *argv) -{ - if(argc == 2) - { - forpp_float(x, atom_getfloatarg(0, argc, argv)); - forpp_ft1(x, atom_getfloatarg(1, argc, argv)); - } - else if(argc == 3) - { - forpp_float(x, atom_getfloatarg(0, argc, argv)); - forpp_ft1(x, atom_getfloatarg(1, argc, argv)); - forpp_ft2(x, atom_getfloatarg(2, argc, argv)); - } -} - -static void *forpp_new(t_floatarg beg, t_floatarg end, t_floatarg delay) -{ - t_forpp *x = (t_forpp *)pd_new(forpp_class); - - inlet_new(&x->x_obj, &x->x_obj.ob_pd, &s_float, gensym("ft1")); - inlet_new(&x->x_obj, &x->x_obj.ob_pd, &s_float, gensym("ft2")); - outlet_new(&x->x_obj, &s_float); - x->x_out_end = outlet_new(&x->x_obj, &s_bang); - x->x_clock = clock_new(x, (t_method)forpp_tick); - x->x_clock2 = clock_new(x, (t_method)forpp_tick2); - x->x_beg = (int)beg; - x->x_end = (int)end; - if(x->x_end < x->x_beg) - x->x_incr = -1; - else - x->x_incr = 1; - if(delay < 0.0) - delay = 0.0; - x->x_delay = delay; - x->x_cur = x->x_beg; - return(x); -} - -static void forpp_ff(t_forpp *x) -{ - clock_free(x->x_clock); - clock_free(x->x_clock2); -} - -void forpp_setup(void) -{ - forpp_class = class_new(gensym("for++"), (t_newmethod)forpp_new, - (t_method)forpp_ff, sizeof(t_forpp), - 0, A_DEFFLOAT, A_DEFFLOAT, A_DEFFLOAT, 0); - class_addbang(forpp_class, forpp_bang); - class_addfloat(forpp_class, forpp_float); - class_addlist(forpp_class, forpp_list); - class_addmethod(forpp_class, (t_method)forpp_start, gensym("start"), 0); - class_addmethod(forpp_class, (t_method)forpp_stop, gensym("stop"), 0); - class_addmethod(forpp_class, (t_method)forpp_ft1, gensym("ft1"), A_FLOAT, 0); - class_addmethod(forpp_class, (t_method)forpp_ft2, gensym("ft2"), A_FLOAT, 0); - class_sethelpsymbol(forpp_class, gensym("iemhelp/help-for++")); -} diff --git a/src/iemlib1/gate.c b/src/iemlib1/gate.c deleted file mode 100644 index c893e3e..0000000 --- a/src/iemlib1/gate.c +++ /dev/null @@ -1,78 +0,0 @@ -/* For information on usage and redistribution, and for a DISCLAIMER OF ALL -* WARRANTIES, see the file, "LICENSE.txt," in this distribution. - -iemlib1 written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */ - - -#include "m_pd.h" -#include "iemlib.h" - - -/* --------- gate ---------------------- */ -/* ----------- like spigot ------------ */ - -typedef struct _gate -{ - t_object x_obj; - t_float x_state; -} t_gate; - -static t_class *gate_class; - -static void gate_bang(t_gate *x) -{ - if(x->x_state != 0) - outlet_bang(x->x_obj.ob_outlet); -} - -static void gate_pointer(t_gate *x, t_gpointer *gp) -{ - if(x->x_state != 0) - outlet_pointer(x->x_obj.ob_outlet, gp); -} - -static void gate_float(t_gate *x, t_floatarg f) -{ - if(x->x_state != 0) - outlet_float(x->x_obj.ob_outlet, f); -} - -static void gate_symbol(t_gate *x, t_symbol *s) -{ - if(x->x_state != 0) - outlet_symbol(x->x_obj.ob_outlet, s); -} - -static void gate_list(t_gate *x, t_symbol *s, int argc, t_atom *argv) -{ - if(x->x_state != 0) - outlet_list(x->x_obj.ob_outlet, s, argc, argv); -} - -static void gate_anything(t_gate *x, t_symbol *s, int argc, t_atom *argv) -{ - if(x->x_state != 0) - outlet_anything(x->x_obj.ob_outlet, s, argc, argv); -} - -static void *gate_new(t_floatarg f) -{ - t_gate *x = (t_gate *)pd_new(gate_class); - floatinlet_new(&x->x_obj, &x->x_state); - outlet_new(&x->x_obj, 0); - x->x_state = (f==0.0f)?0.0f:1.0f; - return (x); -} - -void gate_setup(void) -{ - gate_class = class_new(gensym("gate"), (t_newmethod)gate_new, 0, - sizeof(t_gate), 0, A_DEFFLOAT, 0); - class_addbang(gate_class, gate_bang); - class_addpointer(gate_class, gate_pointer); - class_addfloat(gate_class, gate_float); - class_addsymbol(gate_class, gate_symbol); - class_addlist(gate_class, gate_list); - class_addanything(gate_class, gate_anything); - class_sethelpsymbol(gate_class, gensym("iemhelp/help-gate")); -} diff --git a/src/iemlib1/hml_shelf~.c b/src/iemlib1/hml_shelf~.c deleted file mode 100644 index 5072911..0000000 --- a/src/iemlib1/hml_shelf~.c +++ /dev/null @@ -1,548 +0,0 @@ -/* For information on usage and redistribution, and for a DISCLAIMER OF ALL -* WARRANTIES, see the file, "LICENSE.txt," in this distribution. - -iemlib1 written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */ - -#include "m_pd.h" -#include "iemlib.h" -#include <math.h> - -/* ---------- hml_shelf~ - high-middle-low-shelving filter ----------- */ - -typedef struct _hml_shelf_tilde -{ - t_object x_obj; - t_float wn1; - t_float wn2; - t_float a0; - t_float a1; - t_float a2; - t_float b1; - t_float b2; - t_float sr; - t_float cur_lf; - t_float cur_hf; - t_float cur_lg; - t_float cur_mg; - t_float cur_hg; - t_float delta_lf; - t_float delta_hf; - t_float delta_lg; - t_float delta_mg; - t_float delta_hg; - t_float end_lf; - t_float end_hf; - t_float end_lg; - t_float end_mg; - t_float end_hg; - t_float ticks_per_interpol_time; - t_float rcp_ticks; - t_float interpol_time; - int ticks; - int counter_lf; - int counter_hf; - int counter_lg; - int counter_mg; - int counter_hg; - int event_mask; - void *x_debug_outlet; - t_atom x_at[5]; - t_float x_msi; -} t_hml_shelf_tilde; - -t_class *hml_shelf_tilde_class; - -static void hml_shelf_tilde_calc(t_hml_shelf_tilde *x) -{ - t_float rf = x->cur_hf/x->cur_lf; - t_float mf = x->cur_hf*x->cur_lf; - t_float lg = x->cur_lg; - t_float rcplg = 1.0f/lg; - t_float mg = x->cur_mg; - t_float rcpmg = 1.0f/mg; - t_float hg = x->cur_hg; - t_float rcphg = 1.0f/hg; - t_float f = mf*x->sr; - t_float l = cos(f)/sin(f); - t_float k1 = rf*l; - t_float k2 = l/rf; - t_float k3 = l*l; - t_float k4 = k3*hg; - t_float k5 = k3*rcphg; - t_float k6 = rcplg + k5; - t_float k7 = rcpmg*k1 + k2*rcplg*rcphg*mg; - t_float k8 = lg + k4; - t_float k9 = mg*k1 + k2*lg*hg*rcpmg; - t_float k10 = 1.0f/(k6 + k7); - - x->b2 = k10*(k7 - k6); - x->b1 = k10*2.0f*(k5 - rcplg); - x->a2 = k10*(k8 - k9); - x->a1 = k10*2.0f*(lg - k4); - x->a0 = k10*(k8 + k9); -} - -/* -high- & low- shelving-filter: -L....sqrt(lowlevel); -rL...rsqrt(lowlevel); -M....sqrt(mediumlevel); -rM...rsqrt(mediumlevel); -H....sqrt(highlevel); -rH...rsqrt(highlevel); -V....sqrt(highfrequency/lowfrequency); -P....j*2*pi*f/(2*pi*V*lowfrequency); - -Y/X = [M/(1/M)] * [(L/M + PV)/(M/L + PV)] * [(1 + HP/(VM))/(1 + MP/(VH))]; -Y/X = (L + P*(M*V + L*H/(V*M)) + P*P*H) / (rL + P*(rM*V + rL*rH/(V*rM)) + P*P*rH); - -hlshlv: lowlevel: ll; mediumlevel: lm; highlevel: hl; lowfrequency: fl; highfrequency: fh; samplerate: sr; - -V = sqrt(fh/fl); -f = fl*V; -L = sqrt(ll); -rL = 1.0/L; -M = sqrt(lm); -rM = 1.0/M; -H = sqrt(lh); -rH = 1.0/H; - -l = cot(f*3.14159265358979323846/sr); -k1 = V*l; -k2 = l/V; -l2 = l*l; -l3 = l2*H; -l4 = l2*rH; -m1 = k2*L*H*rM; -m2 = k2*rL*rH*M; -n1 = rL + l4; -n2 = rM*k1 + m2; -p1 = L + l3; -p2 = M*k1 + m1; -a012 = 1.0/(n1 + n2); - -b2 = a012*(n2 - n1); -b1 = a012*2.0*(l4 - rL); -a2 = a012*(p1 - p2); -a1 = a012*2.0*(L - l3); -a0 = a012*(p1 + p2); - -rf = sqrt(fh/fl); -mf = fl*rf; -L = sqrt(ll); -rL = 1.0/L; -M = sqrt(lm); -rM = 1.0/M; -H = sqrt(lh); -rH = 1.0/H; - -l = cot(fm*3.14159265358979323846/sr); -k1 = V*l; -k2 = l/V; -k3 = l*l; -k4 = k3*H; -k5 = k3*rH; -k6 = rL + k5; -k7 = rM*k1 + k2*rL*rH*M; -k8 = L + k4; -k9 = M*k1 + k2*L*H*rM; -k10 = 1.0/(k6 + k7); - -b2 = k10*(k7 - k6); -b1 = k10*2.0*(k5 - rL); -a2 = k10*(k8 - k9); -a1 = k10*2.0*(L - k4); -a0 = k10*(k8 + k9); -*/ - - -static void hml_shelf_tilde_dsp_tick(t_hml_shelf_tilde *x) -{ - if(x->event_mask) - { - t_float discriminant; - - if(x->counter_lg) - { - if(x->counter_lg <= 1) - { - x->cur_lg = x->end_lg; - x->counter_lg = 0; - x->event_mask &= 30;/*set event_mask_bit 0 = 0*/ - } - else - { - x->counter_lg--; - x->cur_lg *= x->delta_lg; - } - } - if(x->counter_lf) - { - if(x->counter_lf <= 1) - { - x->cur_lf = x->end_lf; - x->counter_lf = 0; - x->event_mask &= 29;/*set event_mask_bit 1 = 0*/ - } - else - { - x->counter_lf--; - x->cur_lf *= x->delta_lf; - } - } - if(x->counter_mg) - { - if(x->counter_mg <= 1) - { - x->cur_mg = x->end_mg; - x->counter_mg = 0; - x->event_mask &= 27;/*set event_mask_bit 2 = 0*/ - } - else - { - x->counter_mg--; - x->cur_mg *= x->delta_mg; - } - } - if(x->counter_hf) - { - if(x->counter_hf <= 1) - { - x->cur_hf = x->end_hf; - x->counter_hf = 0; - x->event_mask &= 23;/*set event_mask_bit 3 = 0*/ - } - else - { - x->counter_hf--; - x->cur_hf *= x->delta_hf; - } - } - if(x->counter_hg) - { - if(x->counter_hg <= 1) - { - x->cur_hg = x->end_hg; - x->counter_hg = 0; - x->event_mask &= 15;/*set event_mask_bit 4 = 0*/ - } - else - { - x->counter_hg--; - x->cur_hg *= x->delta_hg; - } - } - hml_shelf_tilde_calc(x); - - /* stability check */ - - discriminant = x->b1 * x->b1 + 4.0f * x->b2; - if(x->b1 <= -1.9999996f) - x->b1 = -1.9999996f; - else if(x->b1 >= 1.9999996f) - x->b1 = 1.9999996f; - - if(x->b2 <= -0.9999998f) - x->b2 = -0.9999998f; - else if(x->b2 >= 0.9999998f) - x->b2 = 0.9999998f; - - if(discriminant >= 0.0f) - { - if(0.9999998f - x->b1 - x->b2 < 0.0f) - x->b2 = 0.9999998f - x->b1; - if(0.9999998f + x->b1 - x->b2 < 0.0f) - x->b2 = 0.9999998f + x->b1; - } - } -} - -static t_int *hml_shelf_tilde_perform(t_int *w) -{ - t_float *in = (t_float *)(w[1]); - t_float *out = (t_float *)(w[2]); - t_hml_shelf_tilde *x = (t_hml_shelf_tilde *)(w[3]); - int i, n = (t_int)(w[4]); - t_float wn0, wn1=x->wn1, wn2=x->wn2; - t_float a0=x->a0, a1=x->a1, a2=x->a2; - t_float b1=x->b1, b2=x->b2; - - hml_shelf_tilde_dsp_tick(x); - for(i=0; i<n; i++) - { - wn0 = *in++ + b1*wn1 + b2*wn2; - *out++ = a0*wn0 + a1*wn1 + a2*wn2; - wn2 = wn1; - wn1 = wn0; - } - /* NAN protect */ - if(IEM_DENORMAL(wn2)) - wn2 = 0.0f; - if(IEM_DENORMAL(wn1)) - wn1 = 0.0f; - - x->wn1 = wn1; - x->wn2 = wn2; - return(w+5); -} - -/* yn0 = *out; -xn0 = *in; -************* -yn0 = a0*xn0 + a1*xn1 + a2*xn2 + b1*yn1 + b2*yn2; -yn2 = yn1; -yn1 = yn0; -xn2 = xn1; -xn1 = xn0; -************************* -y/x = (a0 + a1*z-1 + a2*z-2)/(1 - b1*z-1 - b2*z-2); -*/ - -static t_int *hml_shelf_tilde_perf8(t_int *w) -{ - t_float *in = (t_float *)(w[1]); - t_float *out = (t_float *)(w[2]); - t_hml_shelf_tilde *x = (t_hml_shelf_tilde *)(w[3]); - int i, n = (t_int)(w[4]); - t_float wn[10]; - t_float a0=x->a0, a1=x->a1, a2=x->a2; - t_float b1=x->b1, b2=x->b2; - - hml_shelf_tilde_dsp_tick(x); - wn[0] = x->wn2; - wn[1] = x->wn1; - for(i=0; i<n; i+=8, in+=8, out+=8) - { - wn[2] = in[0] + b1*wn[1] + b2*wn[0]; - out[0] = a0*wn[2] + a1*wn[1] + a2*wn[0]; - wn[3] = in[1] + b1*wn[2] + b2*wn[1]; - out[1] = a0*wn[3] + a1*wn[2] + a2*wn[1]; - wn[4] = in[2] + b1*wn[3] + b2*wn[2]; - out[2] = a0*wn[4] + a1*wn[3] + a2*wn[2]; - wn[5] = in[3] + b1*wn[4] + b2*wn[3]; - out[3] = a0*wn[5] + a1*wn[4] + a2*wn[3]; - wn[6] = in[4] + b1*wn[5] + b2*wn[4]; - out[4] = a0*wn[6] + a1*wn[5] + a2*wn[4]; - wn[7] = in[5] + b1*wn[6] + b2*wn[5]; - out[5] = a0*wn[7] + a1*wn[6] + a2*wn[5]; - wn[8] = in[6] + b1*wn[7] + b2*wn[6]; - out[6] = a0*wn[8] + a1*wn[7] + a2*wn[6]; - wn[9] = in[7] + b1*wn[8] + b2*wn[7]; - out[7] = a0*wn[9] + a1*wn[8] + a2*wn[7]; - wn[0] = wn[8]; - wn[1] = wn[9]; - } - /* NAN protect */ - if(IEM_DENORMAL(wn[0])) - wn[0] = 0.0f; - if(IEM_DENORMAL(wn[1])) - wn[1] = 0.0f; - - x->wn1 = wn[1]; - x->wn2 = wn[0]; - return(w+5); -} - -static void hml_shelf_tilde_ft6(t_hml_shelf_tilde *x, t_floatarg t) -{ - int i = (int)((x->ticks_per_interpol_time)*t); - - x->interpol_time = t; - if(i <= 0) - i = 1; - x->ticks = i; - x->rcp_ticks = 1.0f / (t_float)i; -} - -static void hml_shelf_tilde_ft5(t_hml_shelf_tilde *x, t_floatarg hl) -{ - t_float hg = exp(0.057564627325 * hl); - - if(hg != x->cur_hg) - { - x->end_hg = hg; - x->counter_hg = x->ticks; - x->delta_hg = exp(log(hg/x->cur_hg)*x->rcp_ticks); - x->event_mask |= 16;/*set event_mask_bit 4 = 1*/ - } -} - -static void hml_shelf_tilde_ft4(t_hml_shelf_tilde *x, t_floatarg hf) -{ - t_float sqhf; - - if(hf <= 0.0f) - hf = 0.000001f; - sqhf = sqrt(hf); - if(sqhf != x->cur_hf) - { - x->end_hf = sqhf; - x->counter_hf = x->ticks; - x->delta_hf = exp(log(sqhf/x->cur_hf)*x->rcp_ticks); - x->event_mask |= 8;/*set event_mask_bit 3 = 1*/ - } -} - -static void hml_shelf_tilde_ft3(t_hml_shelf_tilde *x, t_floatarg ml) -{ - t_float mg = exp(0.057564627325 * ml); - - if(mg != x->cur_mg) - { - x->end_mg = mg; - x->counter_mg = x->ticks; - x->delta_mg = exp(log(mg/x->cur_mg)*x->rcp_ticks); - x->event_mask |= 4;/*set event_mask_bit 2 = 1*/ - } -} - -static void hml_shelf_tilde_ft2(t_hml_shelf_tilde *x, t_floatarg lf) -{ - t_float sqlf; - - if(lf <= 0.0f) - lf = 0.000001f; - sqlf = sqrt(lf); - if(sqlf != x->cur_lf) - { - x->end_lf = sqlf; - x->counter_lf = x->ticks; - x->delta_lf = exp(log(sqlf/x->cur_lf)*x->rcp_ticks); - x->event_mask |= 2;/*set event_mask_bit 1 = 1*/ - } -} - -static void hml_shelf_tilde_ft1(t_hml_shelf_tilde *x, t_floatarg ll) -{ - t_float lg = exp(0.057564627325 * ll); - - if(lg != x->cur_lg) - { - x->end_lg = lg; - x->counter_lg = x->ticks; - x->delta_lg = exp(log(lg/x->cur_lg)*x->rcp_ticks); - x->event_mask |= 1;/*set event_mask_bit 0 = 1*/ - } -} - -static void hml_shelf_tilde_print(t_hml_shelf_tilde *x) -{ - // post("fb1 = %g, fb2 = %g, ff1 = %g, ff2 = %g, ff3 = %g", x->b1, x->b2, x->a0, x->a1, x->a2); - x->x_at[0].a_w.w_float = x->b1; - x->x_at[1].a_w.w_float = x->b2; - x->x_at[2].a_w.w_float = x->a0; - x->x_at[3].a_w.w_float = x->a1; - x->x_at[4].a_w.w_float = x->a2; - outlet_list(x->x_debug_outlet, &s_list, 5, x->x_at); -} - -static void hml_shelf_tilde_dsp(t_hml_shelf_tilde *x, t_signal **sp) -{ - int i, n=(int)sp[0]->s_n; - - x->sr = 3.14159265358979323846f / (t_float)(sp[0]->s_sr); - x->ticks_per_interpol_time = 0.001f * (t_float)(sp[0]->s_sr) / (t_float)n; - i = (int)((x->ticks_per_interpol_time)*(x->interpol_time)); - if(i <= 0) - i = 1; - x->ticks = i; - x->rcp_ticks = 1.0f / (t_float)i; - if(n&7) - dsp_add(hml_shelf_tilde_perform, 4, sp[0]->s_vec, sp[1]->s_vec, x, n); - else - dsp_add(hml_shelf_tilde_perf8, 4, sp[0]->s_vec, sp[1]->s_vec, x, n); -} - -static void *hml_shelf_tilde_new(t_symbol *s, int argc, t_atom *argv) -{ - t_hml_shelf_tilde *x = (t_hml_shelf_tilde *)pd_new(hml_shelf_tilde_class); - int i; - t_float lf=200.0f, hf=2000.0f, ll=0.0f, ml=0.0f, hl=0.0f, interpol=0.0f; - - inlet_new(&x->x_obj, &x->x_obj.ob_pd, &s_float, gensym("ft1")); - inlet_new(&x->x_obj, &x->x_obj.ob_pd, &s_float, gensym("ft2")); - inlet_new(&x->x_obj, &x->x_obj.ob_pd, &s_float, gensym("ft3")); - inlet_new(&x->x_obj, &x->x_obj.ob_pd, &s_float, gensym("ft4")); - inlet_new(&x->x_obj, &x->x_obj.ob_pd, &s_float, gensym("ft5")); - inlet_new(&x->x_obj, &x->x_obj.ob_pd, &s_float, gensym("ft6")); - outlet_new(&x->x_obj, &s_signal); - x->x_debug_outlet = outlet_new(&x->x_obj, &s_list); - x->x_msi = 0; - - x->x_at[0].a_type = A_FLOAT; - x->x_at[1].a_type = A_FLOAT; - x->x_at[2].a_type = A_FLOAT; - x->x_at[3].a_type = A_FLOAT; - x->x_at[4].a_type = A_FLOAT; - - x->event_mask = 2; - x->counter_lg = 0; - x->counter_lf = 1; - x->counter_mg = 0; - x->counter_hf = 0; - x->counter_hg = 0; - x->delta_lg = 0.0f; - x->delta_lf = 0.0f; - x->delta_mg = 0.0f; - x->delta_hf = 0.0f; - x->delta_hg = 0.0f; - x->interpol_time = 0.0f; - x->wn1 = 0.0f; - x->wn2 = 0.0f; - x->a0 = 0.0f; - x->a1 = 0.0f; - x->a2 = 0.0f; - x->b1 = 0.0f; - x->b2 = 0.0f; - x->sr = 3.14159265358979323846f / 44100.0f; - if((argc == 6)&&IS_A_FLOAT(argv,5)&&IS_A_FLOAT(argv,4)&&IS_A_FLOAT(argv,3) - &&IS_A_FLOAT(argv,2)&&IS_A_FLOAT(argv,1)&&IS_A_FLOAT(argv,0)) - { - ll = (t_float)atom_getfloatarg(0, argc, argv); - lf = (t_float)atom_getfloatarg(1, argc, argv); - ml = (t_float)atom_getfloatarg(2, argc, argv); - hf = (t_float)atom_getfloatarg(3, argc, argv); - hl = (t_float)atom_getfloatarg(4, argc, argv); - interpol = (t_float)atom_getfloatarg(5, argc, argv); - } - x->cur_lg = exp(0.057564627325 * ll); - x->cur_mg = exp(0.057564627325 * ml); - x->cur_hg = exp(0.057564627325 * hl); - if(lf <= 0.0f) - lf = 0.000001f; - if(hf <= 0.0f) - hf = 0.000001f; - x->cur_lf = sqrt(lf); - x->cur_hf = sqrt(hf); - if(interpol < 0.0f) - interpol = 0.0f; - x->interpol_time = interpol; - x->ticks_per_interpol_time = 0.5f; - i = (int)((x->ticks_per_interpol_time)*(x->interpol_time)); - if(i <= 0) - i = 1; - x->ticks = i; - x->rcp_ticks = 1.0f / (t_float)i; - x->end_lf = x->cur_lf; - x->end_hf = x->cur_hf; - x->end_lg = x->cur_lg; - x->end_mg = x->cur_mg; - x->end_hg = x->cur_hg; - return(x); -} - -void hml_shelf_tilde_setup(void) -{ - hml_shelf_tilde_class = class_new(gensym("hml_shelf~"), (t_newmethod)hml_shelf_tilde_new, - 0, sizeof(t_hml_shelf_tilde), 0, A_GIMME, 0); - CLASS_MAINSIGNALIN(hml_shelf_tilde_class, t_hml_shelf_tilde, x_msi); - class_addmethod(hml_shelf_tilde_class, (t_method)hml_shelf_tilde_dsp, gensym("dsp"), 0); - class_addmethod(hml_shelf_tilde_class, (t_method)hml_shelf_tilde_ft1, gensym("ft1"), A_FLOAT, 0); - class_addmethod(hml_shelf_tilde_class, (t_method)hml_shelf_tilde_ft2, gensym("ft2"), A_FLOAT, 0); - class_addmethod(hml_shelf_tilde_class, (t_method)hml_shelf_tilde_ft3, gensym("ft3"), A_FLOAT, 0); - class_addmethod(hml_shelf_tilde_class, (t_method)hml_shelf_tilde_ft4, gensym("ft4"), A_FLOAT, 0); - class_addmethod(hml_shelf_tilde_class, (t_method)hml_shelf_tilde_ft5, gensym("ft5"), A_FLOAT, 0); - class_addmethod(hml_shelf_tilde_class, (t_method)hml_shelf_tilde_ft6, gensym("ft6"), A_FLOAT, 0); - class_addmethod(hml_shelf_tilde_class, (t_method)hml_shelf_tilde_print, gensym("print"), 0); - class_sethelpsymbol(hml_shelf_tilde_class, gensym("iemhelp/help-hml_shelf~")); -} diff --git a/src/iemlib1/iem_cot4~.c b/src/iemlib1/iem_cot4~.c deleted file mode 100644 index 52b48f7..0000000 --- a/src/iemlib1/iem_cot4~.c +++ /dev/null @@ -1,168 +0,0 @@ -/* For information on usage and redistribution, and for a DISCLAIMER OF ALL -* WARRANTIES, see the file, "LICENSE.txt," in this distribution. - -iemlib1 written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */ - - -#include "m_pd.h" -#include "iemlib.h" -#include <math.h> - -/* ------------------------ iem_cot4~ ----------------------------- */ - -t_float *iem_cot4_tilde_table_cos=(t_float *)0L; -t_float *iem_cot4_tilde_table_sin=(t_float *)0L; - -static t_class *iem_cot4_tilde_class; - -typedef struct _iem_cot4_tilde -{ - t_object x_obj; - t_float x_sr; - t_float x_msi; -} t_iem_cot4_tilde; - -static t_int *iem_cot4_tilde_perform(t_int *w) -{ - t_float *in = (t_float *)(w[1]); - t_float *out = (t_float *)(w[2]); - t_float norm_freq; - t_float hout; - t_iem_cot4_tilde *x = (t_iem_cot4_tilde *)(w[3]); - t_float sr=x->x_sr; - int n = (int)(w[4]); - t_float *ctab = iem_cot4_tilde_table_cos, *stab = iem_cot4_tilde_table_sin; - t_float *caddr, *saddr, cf1, cf2, sf1, sf2, frac; - double dphase; - int normhipart; - int32 mytfi; - union tabfudge tf; - - tf.tf_d = UNITBIT32; - normhipart = tf.tf_i[HIOFFSET]; - -#if 0 /* this is the readable version of the code. */ - while (n--) - { - norm_freq = *in * sr; - if(norm_freq < 0.0001f) - norm_freq = 0.0001f; - else if(norm_freq > 0.9f) - norm_freq = 0.9f; - dphase = (double)(norm_freq * (t_float)(COSTABSIZE)) + UNITBIT32; - tf.tf_d = dphase; - mytfi = tf.tf_i[HIOFFSET] & (COSTABSIZE-1); - saddr = stab + (mytfi); - caddr = ctab + (mytfi); - tf.tf_i[HIOFFSET] = normhipart; - frac = tf.tf_d - UNITBIT32; - sf1 = saddr[0]; - sf2 = saddr[1]; - cf1 = caddr[0]; - cf2 = caddr[1]; - in++; - *out++ = (cf1 + frac * (cf2 - cf1))/(sf1 + frac * (sf2 - sf1)); - } -#endif -#if 1 /* this is the same, unwrapped by hand. prolog beg*/ - n /= 4; - norm_freq = *in * sr; - if(norm_freq < 0.0001f) - norm_freq = 0.0001f; - else if(norm_freq > 0.9f) - norm_freq = 0.9f; - dphase = (double)(norm_freq * (t_float)(COSTABSIZE)) + UNITBIT32; - tf.tf_d = dphase; - mytfi = tf.tf_i[HIOFFSET] & (COSTABSIZE-1); - saddr = stab + (mytfi); - caddr = ctab + (mytfi); - tf.tf_i[HIOFFSET] = normhipart; - in += 4; /*prolog end*/ - while (--n) - { - norm_freq = *in * sr; - if(norm_freq < 0.0001f) - norm_freq = 0.0001f; - else if(norm_freq > 0.9f) - norm_freq = 0.9f; - dphase = (double)(norm_freq * (t_float)(COSTABSIZE)) + UNITBIT32; - frac = tf.tf_d - UNITBIT32; - tf.tf_d = dphase; - sf1 = saddr[0]; - sf2 = saddr[1]; - cf1 = caddr[0]; - cf2 = caddr[1]; - mytfi = tf.tf_i[HIOFFSET] & (COSTABSIZE-1); - saddr = stab + (mytfi); - caddr = ctab + (mytfi); - hout = (cf1 + frac * (cf2 - cf1))/(sf1 + frac * (sf2 - sf1)); - *out++ = hout; - *out++ = hout; - *out++ = hout; - *out++ = hout; - in += 4; - tf.tf_i[HIOFFSET] = normhipart; - }/*epilog beg*/ - frac = tf.tf_d - UNITBIT32; - sf1 = saddr[0]; - sf2 = saddr[1]; - cf1 = caddr[0]; - cf2 = caddr[1]; - hout = (cf1 + frac * (cf2 - cf1))/(sf1 + frac * (sf2 - sf1)); - *out++ = hout; - *out++ = hout; - *out++ = hout; - *out++ = hout; - /*epilog end*/ -#endif - return (w+5); -} - -static void iem_cot4_tilde_dsp(t_iem_cot4_tilde *x, t_signal **sp) -{ - x->x_sr = 2.0f / (t_float)sp[0]->s_sr; - dsp_add(iem_cot4_tilde_perform, 4, sp[0]->s_vec, sp[1]->s_vec, x, sp[0]->s_n); -} - -static void iem_cot4_tilde_maketable(void) -{ - int i; - t_float *fp, phase, fff, phsinc = 0.5*3.141592653 / ((t_float)COSTABSIZE); - union tabfudge tf; - - if(!iem_cot4_tilde_table_sin) - { - iem_cot4_tilde_table_sin = (t_float *)getbytes(sizeof(t_float) * (COSTABSIZE+1)); - for(i=COSTABSIZE+1, fp=iem_cot4_tilde_table_sin, phase=0; i--; fp++, phase+=phsinc) - *fp = sin(phase); - } - if(!iem_cot4_tilde_table_cos) - { - iem_cot4_tilde_table_cos = (t_float *)getbytes(sizeof(t_float) * (COSTABSIZE+1)); - for(i=COSTABSIZE+1, fp=iem_cot4_tilde_table_cos, phase=0; i--; fp++, phase+=phsinc) - *fp = cos(phase); - } - tf.tf_d = UNITBIT32 + 0.5; - if((unsigned)tf.tf_i[LOWOFFSET] != 0x80000000) - bug("iem_cot4~: unexpected machine alignment"); -} - -static void *iem_cot4_tilde_new(void) -{ - t_iem_cot4_tilde *x = (t_iem_cot4_tilde *)pd_new(iem_cot4_tilde_class); - - outlet_new(&x->x_obj, gensym("signal")); - x->x_msi = 0; - return (x); -} - -void iem_cot4_tilde_setup(void) -{ - iem_cot4_tilde_class = class_new(gensym("iem_cot4~"), (t_newmethod)iem_cot4_tilde_new, 0, - sizeof(t_iem_cot4_tilde), 0, 0); - class_addcreator((t_newmethod)iem_cot4_tilde_new, gensym("iem_cot~"), 0); - CLASS_MAINSIGNALIN(iem_cot4_tilde_class, t_iem_cot4_tilde, x_msi); - class_addmethod(iem_cot4_tilde_class, (t_method)iem_cot4_tilde_dsp, gensym("dsp"), 0); - iem_cot4_tilde_maketable(); - class_sethelpsymbol(iem_cot4_tilde_class, gensym("iemhelp/help-iem_cot4~")); -} diff --git a/src/iemlib1/iem_delay~.c b/src/iemlib1/iem_delay~.c deleted file mode 100644 index 2a2e49d..0000000 --- a/src/iemlib1/iem_delay~.c +++ /dev/null @@ -1,201 +0,0 @@ -/* For information on usage and redistribution, and for a DISCLAIMER OF ALL -* WARRANTIES, see the file, "LICENSE.txt," in this distribution. - -iemlib1 written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */ - -#include "m_pd.h" -#include "iemlib.h" - - -/* -------------------------- iem_delay~ ------------------------------ */ - -static t_class *iem_delay_tilde_class; - -#define IEMDELAY_DEF_VEC_SIZE 64 - -typedef struct _iem_delay_tilde -{ - t_object x_obj; - int x_mallocsize; - t_float x_max_delay_ms; - t_float x_current_delay_ms; - t_float *x_begmem1; - t_float *x_begmem2; - int x_writeindex; - int x_blocksize; - int x_delay_samples; - t_float x_sr; - t_float x_msi; -} t_iem_delay_tilde; - -static void iem_delay_tilde_cur_del(t_iem_delay_tilde *x, t_floatarg f) -{ - if(f < 0.0f) - f = 0.0f; - else if(f > x->x_max_delay_ms) - f = x->x_max_delay_ms; - x->x_current_delay_ms = f; - x->x_delay_samples = (int)(0.001f*x->x_sr * f + 0.5f); -} - -static t_int *iem_delay_tilde_perform(t_int *w) -{ - t_float *in = (t_float *)(w[1]); - t_float *out = (t_float *)(w[2]); - t_iem_delay_tilde *x = (t_iem_delay_tilde *)(w[3]); - int n=(int)(w[4]); - int writeindex = x->x_writeindex; - t_float *vec1, *vec2, *vec3; - - vec1 = x->x_begmem1 + writeindex; - vec2 = x->x_begmem2 + writeindex; - vec3 = x->x_begmem2 + writeindex - x->x_delay_samples; - writeindex += n; - while(n--) - { - *vec1++ = *vec2++ = *in++; - *out++ = *vec3++; - } - if(writeindex >= x->x_mallocsize) - { - writeindex -= x->x_mallocsize; - } - x->x_writeindex = writeindex; - return(w+5); -} - -static t_int *iem_delay_tilde_perf8(t_int *w) -{ - t_float *in = (t_float *)(w[1]); - t_float *out = (t_float *)(w[2]); - t_iem_delay_tilde *x = (t_iem_delay_tilde *)(w[3]); - int i, n=(int)(w[4]); - int writeindex = x->x_writeindex; - t_float *vec1, *vec2; - - vec1 = x->x_begmem1 + writeindex; - vec2 = x->x_begmem2 + writeindex; - for(i=0; i<n; i+=8) - { - *vec1++ = *vec2++ = *in++; - *vec1++ = *vec2++ = *in++; - *vec1++ = *vec2++ = *in++; - *vec1++ = *vec2++ = *in++; - *vec1++ = *vec2++ = *in++; - *vec1++ = *vec2++ = *in++; - *vec1++ = *vec2++ = *in++; - *vec1++ = *vec2++ = *in++; - } - - vec2 = x->x_begmem2 + writeindex - x->x_delay_samples; - for(i=0; i<n; i+=8) - { - *out++ = *vec2++; - *out++ = *vec2++; - *out++ = *vec2++; - *out++ = *vec2++; - *out++ = *vec2++; - *out++ = *vec2++; - *out++ = *vec2++; - *out++ = *vec2++; - } - - writeindex += n; - if(writeindex >= x->x_mallocsize) - { - writeindex -= x->x_mallocsize; - } - x->x_writeindex = writeindex; - return(w+5); -} - -static void iem_delay_tilde_dsp(t_iem_delay_tilde *x, t_signal **sp) -{ - int blocksize = sp[0]->s_n, i; - - if(!x->x_blocksize)/*first time*/ - { - int nsamps = x->x_max_delay_ms * (t_float)sp[0]->s_sr * 0.001f; - - if(nsamps < 1) - nsamps = 1; - nsamps += ((- nsamps) & (blocksize - 1)); - nsamps += blocksize; - x->x_mallocsize = nsamps; - x->x_begmem1 = (t_float *)getbytes(2 * x->x_mallocsize * sizeof(t_float)); - x->x_begmem2 = x->x_begmem1 + x->x_mallocsize; - post("beginn = %x", (unsigned long)x->x_begmem1); - x->x_writeindex = blocksize; - x->x_sr = (t_float)sp[0]->s_sr; - x->x_blocksize = blocksize; - x->x_delay_samples = (int)(0.001f*x->x_sr * x->x_current_delay_ms + 0.5f); - } - else if((x->x_blocksize != blocksize) || ((t_float)sp[0]->s_sr != x->x_sr)) - { - int nsamps = x->x_max_delay_ms * (t_float)sp[0]->s_sr * 0.001f; - - if(nsamps < 1) - nsamps = 1; - nsamps += ((- nsamps) & (blocksize - 1)); - nsamps += blocksize; - - x->x_begmem1 = (t_float *)resizebytes(x->x_begmem1, 2*x->x_mallocsize*sizeof(t_float), 2*nsamps*sizeof(t_float)); - x->x_mallocsize = nsamps; - x->x_begmem2 = x->x_begmem1 + x->x_mallocsize; - post("beginn = %x", (unsigned long)x->x_begmem1); - if(x->x_writeindex >= nsamps) - x->x_writeindex -= nsamps; - x->x_sr = (t_float)sp[0]->s_sr; - x->x_blocksize = blocksize; - x->x_delay_samples = (int)(0.001f*x->x_sr * x->x_current_delay_ms + 0.5f); - } - - if(blocksize&7) - dsp_add(iem_delay_tilde_perform, 4, sp[0]->s_vec, sp[1]->s_vec, x, blocksize); - else - dsp_add(iem_delay_tilde_perf8, 4, sp[0]->s_vec, sp[1]->s_vec, x, blocksize); -} - -static void *iem_delay_tilde_new(t_floatarg max_delay_ms, t_floatarg current_delay_ms) -{ - t_iem_delay_tilde *x = (t_iem_delay_tilde *)pd_new(iem_delay_tilde_class); - int nsamps; - - if(max_delay_ms < 2.0f) - max_delay_ms = 2.0f; - x->x_max_delay_ms = max_delay_ms; - if(current_delay_ms < 0.0f) - current_delay_ms = 0.0f; - else if(current_delay_ms > max_delay_ms) - current_delay_ms = max_delay_ms; - x->x_current_delay_ms = current_delay_ms; - nsamps = max_delay_ms * sys_getsr() * 0.001f; - if(nsamps < 1) - nsamps = 1; - nsamps += ((- nsamps) & (IEMDELAY_DEF_VEC_SIZE - 1)); - nsamps += IEMDELAY_DEF_VEC_SIZE; - x->x_mallocsize = nsamps; - x->x_begmem1 = (t_float *)getbytes(2 * x->x_mallocsize * sizeof(t_float)); - x->x_begmem2 = x->x_begmem1 + x->x_mallocsize; - x->x_writeindex = IEMDELAY_DEF_VEC_SIZE; - x->x_blocksize = 0; - x->x_sr = 0.0f; - inlet_new(&x->x_obj, &x->x_obj.ob_pd, &s_float, gensym("ft1")); - outlet_new(&x->x_obj, &s_signal); - x->x_msi = 0.0f; - return (x); -} - -static void iem_delay_tilde_free(t_iem_delay_tilde *x) -{ - freebytes(x->x_begmem1, 2 * x->x_mallocsize * sizeof(t_float)); -} - -void iem_delay_tilde_setup(void) -{ - iem_delay_tilde_class = class_new(gensym("iem_delay~"), (t_newmethod)iem_delay_tilde_new, (t_method)iem_delay_tilde_free, - sizeof(t_iem_delay_tilde), 0, A_DEFFLOAT, A_DEFFLOAT, 0); - CLASS_MAINSIGNALIN(iem_delay_tilde_class, t_iem_delay_tilde, x_msi); - class_addmethod(iem_delay_tilde_class, (t_method)iem_delay_tilde_dsp, gensym("dsp"), 0); - class_addmethod(iem_delay_tilde_class, (t_method)iem_delay_tilde_cur_del, gensym("ft1"), A_FLOAT, 0); -} diff --git a/src/iemlib1/iem_pow4~.c b/src/iemlib1/iem_pow4~.c deleted file mode 100644 index 50bc7c2..0000000 --- a/src/iemlib1/iem_pow4~.c +++ /dev/null @@ -1,78 +0,0 @@ -/* For information on usage and redistribution, and for a DISCLAIMER OF ALL -* WARRANTIES, see the file, "LICENSE.txt," in this distribution. - -iemlib1 written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */ - -#include "m_pd.h" -#include "iemlib.h" -#include <math.h> - -/* ------------------------ iem_pow4~ ----------------------------- */ - -static t_class *iem_pow4_tilde_class; - -typedef struct _iem_pow4_tilde -{ - t_object x_obj; - t_float x_exp; - t_float x_msi; -} t_iem_pow4_tilde; - -static void iem_pow4_tilde_ft1(t_iem_pow4_tilde *x, t_floatarg f) -{ - x->x_exp = f; -} - -static t_int *iem_pow4_tilde_perform(t_int *w) -{ - t_float *in = (t_float *)(w[1]); - t_float *out = (t_float *)(w[2]); - t_iem_pow4_tilde *x = (t_iem_pow4_tilde *)(w[3]); - t_float y=x->x_exp; - t_float f, g; - int n = (int)(w[4])/4; - - while (n--) - { - f = *in; - if(f < 0.01f) - f = 0.01f; - else if(f > 1000.0f) - f = 1000.0f; - g = log(f); - f = exp(g*y); - *out++ = f; - *out++ = f; - *out++ = f; - *out++ = f; - in += 4; - } - return (w+5); -} - -static void iem_pow4_tilde_dsp(t_iem_pow4_tilde *x, t_signal **sp) -{ - dsp_add(iem_pow4_tilde_perform, 4, sp[0]->s_vec, sp[1]->s_vec, x, sp[0]->s_n); -} - -static void *iem_pow4_tilde_new(t_floatarg f) -{ - t_iem_pow4_tilde *x = (t_iem_pow4_tilde *)pd_new(iem_pow4_tilde_class); - - x->x_exp = f; - inlet_new(&x->x_obj, &x->x_obj.ob_pd, &s_float, gensym("ft1")); - outlet_new(&x->x_obj, gensym("signal")); - x->x_msi = 0; - return (x); -} - -void iem_pow4_tilde_setup(void) -{ - iem_pow4_tilde_class = class_new(gensym("iem_pow4~"), (t_newmethod)iem_pow4_tilde_new, 0, - sizeof(t_iem_pow4_tilde), 0, A_DEFFLOAT, 0); - class_addcreator((t_newmethod)iem_pow4_tilde_new, gensym("icot~"), 0); - CLASS_MAINSIGNALIN(iem_pow4_tilde_class, t_iem_pow4_tilde, x_msi); - class_addmethod(iem_pow4_tilde_class, (t_method)iem_pow4_tilde_dsp, gensym("dsp"), 0); - class_addmethod(iem_pow4_tilde_class, (t_method)iem_pow4_tilde_ft1, gensym("ft1"), A_FLOAT, 0); - class_sethelpsymbol(iem_pow4_tilde_class, gensym("iemhelp/help-iem_pow4~")); -} diff --git a/src/iemlib1/iem_sqrt4~.c b/src/iemlib1/iem_sqrt4~.c deleted file mode 100644 index d156122..0000000 --- a/src/iemlib1/iem_sqrt4~.c +++ /dev/null @@ -1,108 +0,0 @@ -/* For information on usage and redistribution, and for a DISCLAIMER OF ALL -* WARRANTIES, see the file, "LICENSE.txt," in this distribution. - -iemlib1 written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */ - -#include "m_pd.h" -#include "iemlib.h" -#include <math.h> - -#define IEMSQRT4TAB1SIZE 256 -#define IEMSQRT4TAB2SIZE 1024 - -/* ------------------------ iem_sqrt4~ ----------------------------- */ - -t_float *iem_sqrt4_tilde_exptab=(t_float *)0L; -t_float *iem_sqrt4_tilde_mantissatab=(t_float *)0L; - -static t_class *iem_sqrt4_tilde_class; - -typedef struct _iem_sqrt4_tilde -{ - t_object x_obj; - t_float x_msi; -} t_iem_sqrt4_tilde; - -static t_int *iem_sqrt4_tilde_perform(t_int *w) -{ - t_float *in = (t_float *)(w[1]); - t_float *out = (t_float *)(w[2]); - t_int n = (t_int)(w[3])/4; - - while(n--) - { - t_float f = *in; - t_float g, h; - long l = *(long *)(in); - - if(f < 0.0f) - { - *out++ = 0.0f; - *out++ = 0.0f; - *out++ = 0.0f; - *out++ = 0.0f; - } - else - { - g = iem_sqrt4_tilde_exptab[(l >> 23) & 0xff] * iem_sqrt4_tilde_mantissatab[(l >> 13) & 0x3ff]; - h = f * (1.5f * g - 0.5f * g * g * g * f); - *out++ = h; - *out++ = h; - *out++ = h; - *out++ = h; - } - in += 4; - } - return(w+4); -} - -static void iem_sqrt4_tilde_dsp(t_iem_sqrt4_tilde *x, t_signal **sp) -{ - dsp_add(iem_sqrt4_tilde_perform, 3, sp[0]->s_vec, sp[1]->s_vec, sp[0]->s_n); -} - -static void iem_sqrt4_tilde_maketable(void) -{ - int i; - t_float f; - long l; - - if(!iem_sqrt4_tilde_exptab) - { - iem_sqrt4_tilde_exptab = (t_float *)getbytes(sizeof(t_float) * IEMSQRT4TAB1SIZE); - for(i=0; i<IEMSQRT4TAB1SIZE; i++) - { - l = (i ? (i == IEMSQRT4TAB1SIZE-1 ? IEMSQRT4TAB1SIZE-2 : i) : 1)<< 23; - *(long *)(&f) = l; - iem_sqrt4_tilde_exptab[i] = 1.0f/sqrt(f); - } - } - if(!iem_sqrt4_tilde_mantissatab) - { - iem_sqrt4_tilde_mantissatab = (t_float *)getbytes(sizeof(t_float) * IEMSQRT4TAB2SIZE); - for(i=0; i<IEMSQRT4TAB2SIZE; i++) - { - f = 1.0f + (1.0f/(t_float)IEMSQRT4TAB2SIZE) * (t_float)i; - iem_sqrt4_tilde_mantissatab[i] = 1.0f/sqrt(f); - } - } -} - -static void *iem_sqrt4_tilde_new(void) -{ - t_iem_sqrt4_tilde *x = (t_iem_sqrt4_tilde *)pd_new(iem_sqrt4_tilde_class); - - outlet_new(&x->x_obj, gensym("signal")); - x->x_msi = 0; - return (x); -} - -void iem_sqrt4_tilde_setup(void) -{ - iem_sqrt4_tilde_class = class_new(gensym("iem_sqrt4~"), (t_newmethod)iem_sqrt4_tilde_new, 0, - sizeof(t_iem_sqrt4_tilde), 0, 0); - CLASS_MAINSIGNALIN(iem_sqrt4_tilde_class, t_iem_sqrt4_tilde, x_msi); - class_addmethod(iem_sqrt4_tilde_class, (t_method)iem_sqrt4_tilde_dsp, gensym("dsp"), 0); - iem_sqrt4_tilde_maketable(); - class_sethelpsymbol(iem_sqrt4_tilde_class, gensym("iemhelp/help-iem_sqrt4~")); -} diff --git a/src/iemlib1/iemlib.h b/src/iemlib1/iemlib.h deleted file mode 100644 index 5c4f245..0000000 --- a/src/iemlib1/iemlib.h +++ /dev/null @@ -1,108 +0,0 @@ -/* For information on usage and redistribution, and for a DISCLAIMER OF ALL -* WARRANTIES, see the file, "LICENSE.txt," in this distribution. - -iemlib written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */ - -#ifndef __IEMLIB_H__ -#define __IEMLIB_H__ - - -#define IS_A_POINTER(atom,index) ((atom+index)->a_type == A_POINTER) -#define IS_A_FLOAT(atom,index) ((atom+index)->a_type == A_FLOAT) -#define IS_A_SYMBOL(atom,index) ((atom+index)->a_type == A_SYMBOL) -#define IS_A_DOLLAR(atom,index) ((atom+index)->a_type == A_DOLLAR) -#define IS_A_DOLLSYM(atom,index) ((atom+index)->a_type == A_DOLLSYM) -#define IS_A_SEMI(atom,index) ((atom+index)->a_type == A_SEMI) -#define IS_A_COMMA(atom,index) ((atom+index)->a_type == A_COMMA) - - -#ifdef NT -int sys_noloadbang; -//t_symbol *iemgui_key_sym=0; -#include <io.h> -#else -extern int sys_noloadbang; -//extern t_symbol *iemgui_key_sym; -#include <unistd.h> -#endif - -#define DEFDELVS 64 -#define XTRASAMPS 4 -#define SAMPBLK 4 - - -#define UNITBIT32 1572864. /* 3*2^19; bit 32 has place value 1 */ - -/* machine-dependent definitions. These ifdefs really -should have been by CPU type and not by operating system! */ -#ifdef IRIX -/* big-endian. Most significant byte is at low address in memory */ -#define HIOFFSET 0 /* word offset to find MSB */ -#define LOWOFFSET 1 /* word offset to find LSB */ -#define int32 long /* a data type that has 32 bits */ -#else -#ifdef MSW -/* little-endian; most significant byte is at highest address */ -#define HIOFFSET 1 -#define LOWOFFSET 0 -#define int32 long -#else -#ifdef __FreeBSD__ -#include <machine/endian.h> -#if BYTE_ORDER == LITTLE_ENDIAN -#define HIOFFSET 1 -#define LOWOFFSET 0 -#else -#define HIOFFSET 0 /* word offset to find MSB */ -#define LOWOFFSET 1 /* word offset to find LSB */ -#endif /* BYTE_ORDER */ -#include <sys/types.h> -#define int32 int32_t -#endif -#ifdef __linux__ - -#include <endian.h> - -#if !defined(__BYTE_ORDER) || !defined(__LITTLE_ENDIAN) -#error No byte order defined -#endif - -#if __BYTE_ORDER == __LITTLE_ENDIAN -#define HIOFFSET 1 -#define LOWOFFSET 0 -#else -#define HIOFFSET 0 /* word offset to find MSB */ -#define LOWOFFSET 1 /* word offset to find LSB */ -#endif /* __BYTE_ORDER */ - -#include <sys/types.h> -#define int32 int32_t - -#else -#ifdef __APPLE__ -#define HIOFFSET 0 /* word offset to find MSB */ -#define LOWOFFSET 1 /* word offset to find LSB */ -#define int32 int /* a data type that has 32 bits */ - -#endif /* __APPLE__ */ -#endif /* __linux__ */ -#endif /* MSW */ -#endif /* SGI */ - -union tabfudge -{ - double tf_d; - int32 tf_i[2]; -}; - -#if defined __i386__ || defined __x86_64__ -#define IEM_DENORMAL(f) ((((*(unsigned int*)&(f))&0x60000000)==0) || \ -(((*(unsigned int*)&(f))&0x60000000)==0x60000000)) -/* more stringent test: anything not between 1e-19 and 1e19 in absolute val */ -#else - -#define IEM_DENORMAL(f) 0 - -#endif - -#endif diff --git a/src/iemlib1/iemlib1.c b/src/iemlib1/iemlib1.c deleted file mode 100644 index 517d0ea..0000000 --- a/src/iemlib1/iemlib1.c +++ /dev/null @@ -1,78 +0,0 @@ -/* For information on usage and redistribution, and for a DISCLAIMER OF ALL -* WARRANTIES, see the file, "LICENSE.txt," in this distribution. - -iemlib1 written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */ - - -#include "m_pd.h" -#include "iemlib.h" - -static t_class *iemlib1_class; - -static void *iemlib1_new(void) -{ - t_object *x = (t_object *)pd_new(iemlib1_class); - - return (x); -} - -void biquad_freq_resp_setup(void); -void db2v_setup(void); -void f2note_setup(void); -void filter_tilde_setup(void); -void FIR_tilde_setup(void); -void forpp_setup(void); -void gate_setup(void); -void hml_shelf_tilde_setup(void); -void iem_cot4_tilde_setup(void); -void iem_delay_tilde_setup(void); -void iem_pow4_tilde_setup(void); -void iem_sqrt4_tilde_setup(void); -void lp1_t_tilde_setup(void); -void mov_avrg_kern_tilde_setup(void); -void para_bp2_tilde_setup(void); -void peakenv_tilde_setup(void); -void prvu_tilde_setup(void); -void pvu_tilde_setup(void); -void rvu_tilde_setup(void); -void sin_phase_tilde_setup(void); -void soundfile_info_setup(void); -void split_setup(void); -void v2db_setup(void); -void vcf_filter_tilde_setup(void); - -/* ------------------------ setup routine ------------------------- */ - -void iemlib1_setup(void) -{ - iemlib1_class = class_new(gensym("iemlib1"), iemlib1_new, 0, - sizeof(t_object), CLASS_NOINLET, 0); - - biquad_freq_resp_setup(); - db2v_setup(); - f2note_setup(); - filter_tilde_setup(); - FIR_tilde_setup(); - forpp_setup(); - gate_setup(); - hml_shelf_tilde_setup(); - iem_cot4_tilde_setup(); - iem_delay_tilde_setup(); - iem_pow4_tilde_setup(); - iem_sqrt4_tilde_setup(); - lp1_t_tilde_setup(); - mov_avrg_kern_tilde_setup(); - para_bp2_tilde_setup(); - peakenv_tilde_setup(); - prvu_tilde_setup(); - pvu_tilde_setup(); - rvu_tilde_setup(); - sin_phase_tilde_setup(); - soundfile_info_setup(); - split_setup(); - v2db_setup(); - vcf_filter_tilde_setup(); - - post("iemlib1 (R-1.16) library loaded! (c) Thomas Musil 05.2005"); - post(" musil%ciem.at iem KUG Graz Austria", '@'); -} diff --git a/src/iemlib1/iemlib1.dsp b/src/iemlib1/iemlib1.dsp deleted file mode 100644 index 9018881..0000000 --- a/src/iemlib1/iemlib1.dsp +++ /dev/null @@ -1,85 +0,0 @@ -# Microsoft Developer Studio Project File - Name="iemlib1" - Package Owner=<4>
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diff --git a/src/iemlib1/lp1_t~.c b/src/iemlib1/lp1_t~.c deleted file mode 100644 index b7d7685..0000000 --- a/src/iemlib1/lp1_t~.c +++ /dev/null @@ -1,210 +0,0 @@ -/* For information on usage and redistribution, and for a DISCLAIMER OF ALL -* WARRANTIES, see the file, "LICENSE.txt," in this distribution. - -iemlib1 written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */ - -#include "m_pd.h" -#include "iemlib.h" -#include <math.h> - -/* -- lp1_t~ - slow dynamic lowpass-filter 1. order with tau input --- */ - -typedef struct _lp1_t_tilde -{ - t_object x_obj; - t_float yn1; - t_float c0; - t_float c1; - t_float sr; - t_float cur_t; - t_float delta_t; - t_float end_t; - t_float ticks_per_interpol_time; - t_float rcp_ticks; - t_float interpol_time; - int ticks; - int counter_t; - t_float x_msi; -} t_lp1_t_tilde; - -t_class *lp1_t_tilde_class; - -static void lp1_t_tilde_dsp_tick(t_lp1_t_tilde *x) -{ - if(x->counter_t) - { - if(x->counter_t <= 1) - { - x->cur_t = x->end_t; - x->counter_t = 0; - } - else - { - x->counter_t--; - x->cur_t += x->delta_t; - } - if(x->cur_t == 0.0f) - x->c1 = 0.0f; - else - x->c1 = exp((x->sr)/x->cur_t); - x->c0 = 1.0f - x->c1; - } -} - -static t_int *lp1_t_tilde_perform(t_int *w) -{ - t_float *in = (t_float *)(w[1]); - t_float *out = (t_float *)(w[2]); - t_lp1_t_tilde *x = (t_lp1_t_tilde *)(w[3]); - int i, n = (t_int)(w[4]); - t_float yn0, yn1=x->yn1; - t_float c0=x->c0, c1=x->c1; - - lp1_t_tilde_dsp_tick(x); - for(i=0; i<n; i++) - { - yn0 = (*in++)*c0 + yn1*c1; - *out++ = yn0; - yn1 = yn0; - } - /* NAN protect */ - if(IEM_DENORMAL(yn1)) - yn1 = 0.0f; - x->yn1 = yn1; - return(w+5); -} - -static t_int *lp1_t_tilde_perf8(t_int *w) -{ - t_float *in = (t_float *)(w[1]); - t_float *out = (t_float *)(w[2]); - t_lp1_t_tilde *x = (t_lp1_t_tilde *)(w[3]); - int i, n = (t_int)(w[4]); - t_float yn[9]; - t_float c0=x->c0, c1=x->c1; - - lp1_t_tilde_dsp_tick(x); - yn[0] = x->yn1; - for(i=0; i<n; i+=8, in+=8, out+=8) - { - yn[1] = in[0]*c0 + yn[0]*c1; - out[0] = yn[1]; - yn[2] = in[1]*c0 + yn[1]*c1; - out[1] = yn[2]; - yn[3] = in[2]*c0 + yn[2]*c1; - out[2] = yn[3]; - yn[4] = in[3]*c0 + yn[3]*c1; - out[3] = yn[4]; - yn[5] = in[4]*c0 + yn[4]*c1; - out[4] = yn[5]; - yn[6] = in[5]*c0 + yn[5]*c1; - out[5] = yn[6]; - yn[7] = in[6]*c0 + yn[6]*c1; - out[6] = yn[7]; - yn[8] = in[7]*c0 + yn[7]*c1; - out[7] = yn[8]; - yn[0] = yn[8]; - } - /* NAN protect */ - if(IEM_DENORMAL(yn[0])) - yn[0] = 0.0f; - - x->yn1 = yn[0]; - return(w+5); -} - -static void lp1_t_tilde_ft2(t_lp1_t_tilde *x, t_floatarg t) -{ - int i = (int)((x->ticks_per_interpol_time)*t); - - x->interpol_time = t; - if(i <= 0) - i = 1; - x->ticks = i; - x->rcp_ticks = 1.0f / (t_float)i; -} - -static void lp1_t_tilde_ft1(t_lp1_t_tilde *x, t_floatarg time_const) -{ - if(time_const < 0.0f) - time_const = 0.0f; - if(time_const != x->cur_t) - { - x->end_t = time_const; - x->counter_t = x->ticks; - x->delta_t = (time_const - x->cur_t) * x->rcp_ticks; - } -} - -static void lp1_t_tilde_dsp(t_lp1_t_tilde *x, t_signal **sp) -{ - int i, n=(int)sp[0]->s_n; - - x->sr = -1000.0f / (t_float)(sp[0]->s_sr); - x->ticks_per_interpol_time = 0.001f * (t_float)(sp[0]->s_sr) / (t_float)n; - i = (int)((x->ticks_per_interpol_time)*(x->interpol_time)); - if(i <= 0) - i = 1; - x->ticks = i; - x->rcp_ticks = 1.0f / (t_float)i; - if(x->cur_t == 0.0f) - x->c1 = 0.0f; - else - x->c1 = exp((x->sr)/x->cur_t); - x->c0 = 1.0f - x->c1; - if(n&7) - dsp_add(lp1_t_tilde_perform, 4, sp[0]->s_vec, sp[1]->s_vec, x, n); - else - dsp_add(lp1_t_tilde_perf8, 4, sp[0]->s_vec, sp[1]->s_vec, x, n); -} - -static void *lp1_t_tilde_new(t_symbol *s, int argc, t_atom *argv) -{ - t_lp1_t_tilde *x = (t_lp1_t_tilde *)pd_new(lp1_t_tilde_class); - int i; - t_float time_const=0.0f, interpol=0.0f; - - inlet_new(&x->x_obj, &x->x_obj.ob_pd, &s_float, gensym("ft1")); - inlet_new(&x->x_obj, &x->x_obj.ob_pd, &s_float, gensym("ft2")); - outlet_new(&x->x_obj, &s_signal); - x->x_msi = 0; - x->counter_t = 1; - x->delta_t = 0.0f; - x->interpol_time = 0.0f; - x->yn1 = 0.0f; - x->sr = -1.0f / 44.1f; - if((argc >= 1)&&IS_A_FLOAT(argv,0)) - time_const = (t_float)atom_getfloatarg(0, argc, argv); - if((argc >= 2)&&IS_A_FLOAT(argv,1)) - interpol = (t_float)atom_getfloatarg(1, argc, argv); - if(time_const < 0.0f) - time_const = 0.0f; - x->cur_t = time_const; - if(time_const == 0.0f) - x->c1 = 0.0f; - else - x->c1 = exp((x->sr)/time_const); - x->c0 = 1.0f - x->c1; - if(interpol < 0.0f) - interpol = 0.0f; - x->interpol_time = interpol; - x->ticks_per_interpol_time = 0.5f; - i = (int)((x->ticks_per_interpol_time)*(x->interpol_time)); - if(i <= 0) - i = 1; - x->ticks = i; - x->rcp_ticks = 1.0f / (t_float)i; - x->end_t = x->cur_t; - return (x); -} - -void lp1_t_tilde_setup(void) -{ - lp1_t_tilde_class = class_new(gensym("lp1_t~"), (t_newmethod)lp1_t_tilde_new, - 0, sizeof(t_lp1_t_tilde), 0, A_GIMME, 0); - CLASS_MAINSIGNALIN(lp1_t_tilde_class, t_lp1_t_tilde, x_msi); - class_addmethod(lp1_t_tilde_class, (t_method)lp1_t_tilde_dsp, gensym("dsp"), 0); - class_addmethod(lp1_t_tilde_class, (t_method)lp1_t_tilde_ft1, gensym("ft1"), A_FLOAT, 0); - class_addmethod(lp1_t_tilde_class, (t_method)lp1_t_tilde_ft2, gensym("ft2"), A_FLOAT, 0); - class_sethelpsymbol(lp1_t_tilde_class, gensym("iemhelp/help-lp1_t~")); -} diff --git a/src/iemlib1/makefile b/src/iemlib1/makefile deleted file mode 100644 index f1fa0e4..0000000 --- a/src/iemlib1/makefile +++ /dev/null @@ -1,4 +0,0 @@ -TARGET = iemlib1 - -include ../../Make.include - diff --git a/src/iemlib1/makefile.darwin b/src/iemlib1/makefile.darwin deleted file mode 100644 index 242c511..0000000 --- a/src/iemlib1/makefile.darwin +++ /dev/null @@ -1,73 +0,0 @@ -current: all - -.SUFFIXES: .pd_darwin - -INCLUDE = -I. -I/usr/local/src/pd/src - -LDFLAGS = -export-dynamic -shared -LIB = -ldl -lm -lpthread - -#select either the DBG and OPT compiler flags below: - -CFLAGS = -DPD -DUNIX -g -Wall -W -Werror -Wno-unused \ - -Wno-parentheses -Wno-switch -O2 -fno-strict-aliasing \ - $(INCLUDE) $(UCFLAGS) $(AFLAGS) \ - -MACOSXLINKFLAGS = -bundle -bundle_loader /usr/local/src/pd/bin/pd - -SYSTEM = $(shell uname -m) - -# the sources - -SRC = biquad_freq_resp.c \ - db2v.c \ - f2note.c \ - filter~.c \ - FIR~.c \ - forpp.c \ - gate.c \ - hml_shelf~.c \ - iem_cot4~.c \ - iem_delay~.c \ - iem_pow4~.c \ - iem_sqrt4~.c \ - lp1_t~.c \ - mov_avrg_kern~.c \ - para_bp2~.c \ - peakenv~.c \ - prvu~.c \ - pvu~.c \ - rvu~.c \ - sin_phase~.c \ - soundfile_info.c \ - split.c \ - v2db.c \ - vcf_filter~.c \ - iemlib1.c - -TARGET = iemlib1.pd_darwin - - -OBJ = $(SRC:.c=.o) - -# -# ------------------ targets ------------------------------------ -# - -clean: - rm ../../lib/$(TARGET) - rm *.o - -all: $(OBJ) - @echo :: $(OBJ) - $(CC) $(MACOSXLINKFLAGS) -o $(TARGET) *.o $(LIB) - strip --strip-unneeded $(TARGET) - mv $(TARGET) ../../lib - -$(OBJ) : %.o : %.c - touch $*.c - $(CC) $(CFLAGS) -DPD $(INCLUDE) -c -o $*.o $*.c - - - - diff --git a/src/iemlib1/makefile_linux b/src/iemlib1/makefile_linux deleted file mode 100644 index bc0d68f..0000000 --- a/src/iemlib1/makefile_linux +++ /dev/null @@ -1,69 +0,0 @@ -current: all - -.SUFFIXES: .pd_linux - -INCLUDE = -I. -I/usr/local/src/pd/src - -LDFLAGS = -export-dynamic -shared -LIB = -ldl -lm -lpthread - -#select either the DBG and OPT compiler flags below: - -CFLAGS = -DPD -DUNIX -W -Werror -Wno-unused \ - -Wno-parentheses -Wno-switch -O6 -funroll-loops -fomit-frame-pointer -fno-strict-aliasing \ - -DDL_OPEN - -SYSTEM = $(shell uname -m) - -# the sources - -SRC = biquad_freq_resp.c \ - db2v.c \ - f2note.c \ - filter~.c \ - FIR~.c \ - forpp.c \ - gate.c \ - hml_shelf~.c \ - iem_cot4~.c \ - iem_delay~.c \ - iem_pow4~.c \ - iem_sqrt4~.c \ - lp1_t~.c \ - mov_avrg_kern~.c \ - para_bp2~.c \ - peakenv~.c \ - prvu~.c \ - pvu~.c \ - rvu~.c \ - sin_phase~.c \ - soundfile_info.c \ - split.c \ - v2db.c \ - vcf_filter~.c \ - iemlib1.c - -TARGET = iemlib1.pd_linux - - -OBJ = $(SRC:.c=.o) - -# -# ------------------ targets ------------------------------------ -# - -clean: - rm $(TARGET) - rm *.o - -all: $(OBJ) - @echo :: $(OBJ) - $(LD) $(LDFLAGS) -o $(TARGET) *.o $(LIB) - strip --strip-unneeded $(TARGET) - -$(OBJ) : %.o : %.c - $(CC) $(CFLAGS) $(INCLUDE) -c -o $*.o $*.c - - - - diff --git a/src/iemlib1/makefile_win b/src/iemlib1/makefile_win deleted file mode 100644 index cd4322d..0000000 --- a/src/iemlib1/makefile_win +++ /dev/null @@ -1,55 +0,0 @@ -all: ..\..\lib\iemlib1.dll - -VIS_CPP_PATH = "C:\Programme\Microsoft Visual Studio\Vc98" -PD_INST_PATH = "C:\Programme\pd-0.39-2" -PD_WIN_INCLUDE_PATH = /I. /I$(PD_INST_PATH)\src /I$(VIS_CPP_PATH)\include -PD_WIN_C_FLAGS = /nologo /W3 /WX /DMSW /DNT /DPD /DWIN32 /DWINDOWS /Ox -DPA_LITTLE_ENDIAN -PD_WIN_L_FLAGS = /nologo - -PD_WIN_LIB = /NODEFAULTLIB:libc /NODEFAULTLIB:oldnames /NODEFAULTLIB:kernel /NODEFAULTLIB:uuid \ - $(VIS_CPP_PATH)\lib\libc.lib \ - $(VIS_CPP_PATH)\lib\oldnames.lib \ - $(VIS_CPP_PATH)\lib\kernel32.lib \ - $(VIS_CPP_PATH)\lib\wsock32.lib \ - $(VIS_CPP_PATH)\lib\winmm.lib \ - $(PD_INST_PATH)\bin\pthreadVC.lib \ - $(PD_INST_PATH)\bin\pd.lib - -SRC = biquad_freq_resp.c \ - db2v.c \ - f2note.c \ - filter~.c \ - FIR~.c \ - forpp.c \ - gate.c \ - hml_shelf~.c \ - iem_cot4~.c \ - iem_delay~.c \ - iem_pow4~.c \ - iem_sqrt4~.c \ - lp1_t~.c \ - mov_avrg_kern~.c \ - para_bp2~.c \ - peakenv~.c \ - prvu~.c \ - pvu~.c \ - rvu~.c \ - sin_phase~.c \ - soundfile_info.c \ - split.c \ - v2db.c \ - vcf_filter~.c \ - iemlib1.c - - -OBJ = $(SRC:.c=.obj) - -.c.obj: - cl $(PD_WIN_C_FLAGS) $(PD_WIN_INCLUDE_PATH) /c $*.c - -..\..\lib\iemlib1.dll: $(OBJ) - link $(PD_WIN_L_FLAGS) /dll /export:iemlib1_setup \ - /out:..\..\lib\iemlib1.dll $(OBJ) $(PD_WIN_LIB) - -clean: - del *.obj diff --git a/src/iemlib1/mov_avrg_kern~.c b/src/iemlib1/mov_avrg_kern~.c deleted file mode 100644 index 0d1147e..0000000 --- a/src/iemlib1/mov_avrg_kern~.c +++ /dev/null @@ -1,135 +0,0 @@ -/* For information on usage and redistribution, and for a DISCLAIMER OF ALL -* WARRANTIES, see the file, "LICENSE.txt," in this distribution. - -iemlib1 written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */ - - -#include "m_pd.h" -#include "iemlib.h" - - -/* -- mov_avrg_kern~ - kernel for a moving-average-filter with IIR - */ - -typedef struct _mov_avrg_kern_tilde -{ - t_object x_obj; - double x_wn1; - double x_a0; - double x_sr; - double x_mstime; - int x_nsamps; - int x_counter; - t_float x_msi; -} t_mov_avrg_kern_tilde; - -t_class *mov_avrg_kern_tilde_class; - -static t_int *mov_avrg_kern_tilde_perform(t_int *w) -{ - t_float *in_direct = (t_float *)(w[1]); - t_float *in_delayed = (t_float *)(w[2]); - t_float *out = (t_float *)(w[3]); - t_mov_avrg_kern_tilde *x = (t_mov_avrg_kern_tilde *)(w[4]); - int i, n = (int)(w[5]); - double wn0, wn1=x->x_wn1, a0=x->x_a0; - - if(x->x_counter) - { - int counter = x->x_counter; - - if(counter >= n) - { - x->x_counter = counter - n; - for(i=0; i<n; i++) - { - wn0 = wn1 + a0*(double)(*in_direct++); - *out++ = (t_float)wn0; - wn1 = wn0; - } - } - else - { - x->x_counter = 0; - for(i=0; i<counter; i++) - { - wn0 = wn1 + a0*(double)(*in_direct++); - *out++ = (t_float)wn0; - wn1 = wn0; - } - for(i=counter; i<n; i++) - { - wn0 = wn1 + a0*(double)(*in_direct++ - *in_delayed++); - *out++ = (t_float)wn0; - wn1 = wn0; - } - } - } - else - { - for(i=0; i<n; i++) - { - wn0 = wn1 + a0*(double)(*in_direct++ - *in_delayed++); - *out++ = (t_float)wn0; - wn1 = wn0; - } - } - x->x_wn1 = wn1; - return(w+6); -} - -static void mov_avrg_kern_tilde_ft1(t_mov_avrg_kern_tilde *x, t_floatarg mstime) -{ - if(mstime < 0.04) - mstime = 0.04; - x->x_mstime = (double)mstime; - x->x_nsamps = (int)(x->x_sr * x->x_mstime); - x->x_counter = x->x_nsamps; - x->x_wn1 = 0.0; - x->x_a0 = 1.0/(double)(x->x_nsamps); -} - -static void mov_avrg_kern_tilde_reset(t_mov_avrg_kern_tilde *x) -{ - x->x_counter = x->x_nsamps; - x->x_wn1 = 0.0; -} - -static void mov_avrg_kern_tilde_dsp(t_mov_avrg_kern_tilde *x, t_signal **sp) -{ - x->x_sr = 0.001*(double)(sp[0]->s_sr); - x->x_nsamps = (int)(x->x_sr * x->x_mstime); - x->x_counter = x->x_nsamps; - x->x_wn1 = 0.0; - x->x_a0 = 1.0/(double)(x->x_nsamps); - dsp_add(mov_avrg_kern_tilde_perform, 5, sp[0]->s_vec, sp[1]->s_vec, sp[2]->s_vec, x, sp[0]->s_n); -} - -static void *mov_avrg_kern_tilde_new(t_floatarg mstime) -{ - t_mov_avrg_kern_tilde *x = (t_mov_avrg_kern_tilde *)pd_new(mov_avrg_kern_tilde_class); - - if(mstime < 0.04) - mstime = 0.04; - x->x_mstime = (double)mstime; - x->x_sr = 44.1; - x->x_nsamps = (int)(x->x_sr * x->x_mstime); - x->x_counter = x->x_nsamps; - x->x_wn1 = 0.0; - x->x_a0 = 1.0/(double)(x->x_nsamps); - - inlet_new(&x->x_obj, &x->x_obj.ob_pd, &s_signal, &s_signal); - inlet_new(&x->x_obj, &x->x_obj.ob_pd, &s_float, gensym("ft1")); - outlet_new(&x->x_obj, &s_signal); - x->x_msi = 0; - return(x); -} - -void mov_avrg_kern_tilde_setup(void) -{ - mov_avrg_kern_tilde_class = class_new(gensym("mov_avrg_kern~"), (t_newmethod)mov_avrg_kern_tilde_new, - 0, sizeof(t_mov_avrg_kern_tilde), 0, A_FLOAT, 0); - CLASS_MAINSIGNALIN(mov_avrg_kern_tilde_class, t_mov_avrg_kern_tilde, x_msi); - class_addmethod(mov_avrg_kern_tilde_class, (t_method)mov_avrg_kern_tilde_dsp, gensym("dsp"), 0); - class_addmethod(mov_avrg_kern_tilde_class, (t_method)mov_avrg_kern_tilde_ft1, gensym("ft1"), A_FLOAT, 0); - class_addmethod(mov_avrg_kern_tilde_class, (t_method)mov_avrg_kern_tilde_reset, gensym("reset"), 0); -} diff --git a/src/iemlib1/para_bp2~.c b/src/iemlib1/para_bp2~.c deleted file mode 100644 index 0cf7771..0000000 --- a/src/iemlib1/para_bp2~.c +++ /dev/null @@ -1,418 +0,0 @@ -/* For information on usage and redistribution, and for a DISCLAIMER OF ALL -* WARRANTIES, see the file, "LICENSE.txt," in this distribution. - -iemlib1 written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */ - -#include "m_pd.h" -#include "iemlib.h" -#include <math.h> - - -/* ---------- para_bp2~ - parametric bandpass 2. order ----------- */ - -typedef struct _para_bp2_tilde -{ - t_object x_obj; - t_float wn1; - t_float wn2; - t_float a0; - t_float a1; - t_float a2; - t_float b1; - t_float b2; - t_float sr; - t_float cur_f; - t_float cur_l; - t_float cur_a; - t_float cur_g; - t_float delta_f; - t_float delta_a; - t_float delta_g; - t_float end_f; - t_float end_a; - t_float end_g; - t_float ticks_per_interpol_time; - t_float rcp_ticks; - t_float interpol_time; - int ticks; - int counter_f; - int counter_a; - int counter_g; - int event_mask; - void *x_debug_outlet; - t_atom x_at[5]; - t_float x_msi; -} t_para_bp2_tilde; - -t_class *para_bp2_tilde_class; - -static void para_bp2_tilde_calc(t_para_bp2_tilde *x) -{ - t_float l, al, gal, l2, rcp; - - l = x->cur_l; - l2 = l*l + 1.0f; - al = l*x->cur_a; - gal = al*x->cur_g; - rcp = 1.0f/(al + l2); - x->a0 = rcp*(l2 + gal); - x->a1 = rcp*2.0f*(2.0f - l2); - x->a2 = rcp*(l2 - gal); - x->b1 = -x->a1; - x->b2 = rcp*(al - l2); -} - -static void para_bp2_tilde_dsp_tick(t_para_bp2_tilde *x) -{ - if(x->event_mask) - { - t_float discriminant; - - if(x->counter_f) - { - t_float l, si, co; - - if(x->counter_f <= 1) - { - x->cur_f = x->end_f; - x->counter_f = 0; - x->event_mask &= 6;/*set event_mask_bit 0 = 0*/ - } - else - { - x->counter_f--; - x->cur_f *= x->delta_f; - } - l = x->cur_f * x->sr; - if(l < 1.0e-20f) - x->cur_l = 1.0e20f; - else if(l > 1.57079632f) - x->cur_l = 0.0f; - else - { - si = sin(l); - co = cos(l); - x->cur_l = co/si; - } - } - if(x->counter_a) - { - if(x->counter_a <= 1) - { - x->cur_a = x->end_a; - x->counter_a = 0; - x->event_mask &= 5;/*set event_mask_bit 1 = 0*/ - } - else - { - x->counter_a--; - x->cur_a *= x->delta_a; - } - } - if(x->counter_g) - { - if(x->counter_g <= 1) - { - x->cur_g = x->end_g; - x->counter_g = 0; - x->event_mask &= 3;/*set event_mask_bit 2 = 0*/ - } - else - { - x->counter_g--; - x->cur_g *= x->delta_g; - } - } - - para_bp2_tilde_calc(x); - - /* stability check */ - - discriminant = x->b1 * x->b1 + 4.0f * x->b2; - if(x->b1 <= -1.9999996f) - x->b1 = -1.9999996f; - else if(x->b1 >= 1.9999996f) - x->b1 = 1.9999996f; - - if(x->b2 <= -0.9999998f) - x->b2 = -0.9999998f; - else if(x->b2 >= 0.9999998f) - x->b2 = 0.9999998f; - - if(discriminant >= 0.0f) - { - if(0.9999998f - x->b1 - x->b2 < 0.0f) - x->b2 = 0.9999998f - x->b1; - if(0.9999998f + x->b1 - x->b2 < 0.0f) - x->b2 = 0.9999998f + x->b1; - } - } -} - -static t_int *para_bp2_tilde_perform(t_int *w) -{ - t_float *in = (t_float *)(w[1]); - t_float *out = (t_float *)(w[2]); - t_para_bp2_tilde *x = (t_para_bp2_tilde *)(w[3]); - int i, n = (t_int)(w[4]); - t_float wn0, wn1=x->wn1, wn2=x->wn2; - t_float a0=x->a0, a1=x->a1, a2=x->a2; - t_float b1=x->b1, b2=x->b2; - - para_bp2_tilde_dsp_tick(x); - for(i=0; i<n; i++) - { - wn0 = *in++ + b1*wn1 + b2*wn2; - *out++ = a0*wn0 + a1*wn1 + a2*wn2; - wn2 = wn1; - wn1 = wn0; - } - /* NAN protect */ - if(IEM_DENORMAL(wn2)) - wn2 = 0.0f; - if(IEM_DENORMAL(wn1)) - wn1 = 0.0f; - - x->wn1 = wn1; - x->wn2 = wn2; - return(w+5); -} -/* yn0 = *out; -xn0 = *in; -************* -yn0 = a0*xn0 + a1*xn1 + a2*xn2 + b1*yn1 + b2*yn2; -yn2 = yn1; -yn1 = yn0; -xn2 = xn1; -xn1 = xn0; -************************* -y/x = (a0 + a1*z-1 + a2*z-2)/(1 - b1*z-1 - b2*z-2);*/ - -static t_int *para_bp2_tilde_perf8(t_int *w) -{ - t_float *in = (t_float *)(w[1]); - t_float *out = (t_float *)(w[2]); - t_para_bp2_tilde *x = (t_para_bp2_tilde *)(w[3]); - int i, n = (t_int)(w[4]); - t_float wn[10]; - t_float a0=x->a0, a1=x->a1, a2=x->a2; - t_float b1=x->b1, b2=x->b2; - - para_bp2_tilde_dsp_tick(x); - wn[0] = x->wn2; - wn[1] = x->wn1; - for(i=0; i<n; i+=8, in+=8, out+=8) - { - wn[2] = in[0] + b1*wn[1] + b2*wn[0]; - out[0] = a0*wn[2] + a1*wn[1] + a2*wn[0]; - wn[3] = in[1] + b1*wn[2] + b2*wn[1]; - out[1] = a0*wn[3] + a1*wn[2] + a2*wn[1]; - wn[4] = in[2] + b1*wn[3] + b2*wn[2]; - out[2] = a0*wn[4] + a1*wn[3] + a2*wn[2]; - wn[5] = in[3] + b1*wn[4] + b2*wn[3]; - out[3] = a0*wn[5] + a1*wn[4] + a2*wn[3]; - wn[6] = in[4] + b1*wn[5] + b2*wn[4]; - out[4] = a0*wn[6] + a1*wn[5] + a2*wn[4]; - wn[7] = in[5] + b1*wn[6] + b2*wn[5]; - out[5] = a0*wn[7] + a1*wn[6] + a2*wn[5]; - wn[8] = in[6] + b1*wn[7] + b2*wn[6]; - out[6] = a0*wn[8] + a1*wn[7] + a2*wn[6]; - wn[9] = in[7] + b1*wn[8] + b2*wn[7]; - out[7] = a0*wn[9] + a1*wn[8] + a2*wn[7]; - wn[0] = wn[8]; - wn[1] = wn[9]; - } - /* NAN protect */ - if(IEM_DENORMAL(wn[0])) - wn[0] = 0.0f; - if(IEM_DENORMAL(wn[1])) - wn[1] = 0.0f; - - x->wn1 = wn[1]; - x->wn2 = wn[0]; - return(w+5); -} - -static void para_bp2_tilde_ft4(t_para_bp2_tilde *x, t_floatarg t) -{ - int i = (int)((x->ticks_per_interpol_time)*t); - - x->interpol_time = t; - if(i <= 0) - i = 1; - x->ticks = i; - x->rcp_ticks = 1.0f / (t_float)i; -} - -static void para_bp2_tilde_ft3(t_para_bp2_tilde *x, t_floatarg l) -{ - t_float g = exp(0.11512925465 * l); - - if(g != x->cur_g) - { - x->end_g = g; - x->counter_g = x->ticks; - x->delta_g = exp(log(g/x->cur_g)*x->rcp_ticks); - x->event_mask |= 4;/*set event_mask_bit 2 = 1*/ - } -} - -static void para_bp2_tilde_ft2(t_para_bp2_tilde *x, t_floatarg q) -{ - t_float a; - - if(q <= 0.0f) - q = 0.000001f; - a = 1.0f/q; - if(a != x->cur_a) - { - x->end_a = a; - x->counter_a = x->ticks; - x->delta_a = exp(log(a/x->cur_a)*x->rcp_ticks); - x->event_mask |= 2;/*set event_mask_bit 1 = 1*/ - } -} - -static void para_bp2_tilde_ft1(t_para_bp2_tilde *x, t_floatarg f) -{ - if(f <= 0.0f) - f = 0.000001f; - if(f != x->cur_f) - { - x->end_f = f; - x->counter_f = x->ticks; - x->delta_f = exp(log(f/x->cur_f)*x->rcp_ticks); - x->event_mask |= 1;/*set event_mask_bit 0 = 1*/ - } -} - -static void para_bp2_tilde_print(t_para_bp2_tilde *x) -{ - // post("fb1 = %g, fb2 = %g, ff1 = %g, ff2 = %g, ff3 = %g", x->b1, x->b2, x->a0, x->a1, x->a2); - x->x_at[0].a_w.w_float = x->b1; - x->x_at[1].a_w.w_float = x->b2; - x->x_at[2].a_w.w_float = x->a0; - x->x_at[3].a_w.w_float = x->a1; - x->x_at[4].a_w.w_float = x->a2; - outlet_list(x->x_debug_outlet, &s_list, 5, x->x_at); -} - -static void para_bp2_tilde_dsp(t_para_bp2_tilde *x, t_signal **sp) -{ - t_float si, co, f; - int i, n=(int)sp[0]->s_n; - - x->sr = 3.14159265358979323846f / (t_float)(sp[0]->s_sr); - x->ticks_per_interpol_time = 0.001f * (t_float)(sp[0]->s_sr) / (t_float)n; - i = (int)((x->ticks_per_interpol_time)*(x->interpol_time)); - if(i <= 0) - i = 1; - x->ticks = i; - x->rcp_ticks = 1.0f / (t_float)i; - f = x->cur_f * x->sr; - if(f < 1.0e-20f) - x->cur_l = 1.0e20f; - else if(f > 1.57079632f) - x->cur_l = 0.0f; - else - { - si = sin(f); - co = cos(f); - x->cur_l = co/si; - } - if(n&7) - dsp_add(para_bp2_tilde_perform, 4, sp[0]->s_vec, sp[1]->s_vec, x, n); - else - dsp_add(para_bp2_tilde_perf8, 4, sp[0]->s_vec, sp[1]->s_vec, x, n); -} - -static void *para_bp2_tilde_new(t_symbol *s, int argc, t_atom *argv) -{ - t_para_bp2_tilde *x = (t_para_bp2_tilde *)pd_new(para_bp2_tilde_class); - int i; - t_float si, co, f=0.0f, q=1.0f, l=0.0f, interpol=0.0f; - - inlet_new(&x->x_obj, &x->x_obj.ob_pd, &s_float, gensym("ft1")); - inlet_new(&x->x_obj, &x->x_obj.ob_pd, &s_float, gensym("ft2")); - inlet_new(&x->x_obj, &x->x_obj.ob_pd, &s_float, gensym("ft3")); - inlet_new(&x->x_obj, &x->x_obj.ob_pd, &s_float, gensym("ft4")); - outlet_new(&x->x_obj, &s_signal); - x->x_debug_outlet = outlet_new(&x->x_obj, &s_list); - x->x_msi = 0; - - x->x_at[0].a_type = A_FLOAT; - x->x_at[1].a_type = A_FLOAT; - x->x_at[2].a_type = A_FLOAT; - x->x_at[3].a_type = A_FLOAT; - x->x_at[4].a_type = A_FLOAT; - - x->event_mask = 1; - x->counter_f = 1; - x->counter_a = 0; - x->counter_g = 0; - x->delta_f = 0.0f; - x->delta_a = 0.0f; - x->delta_g = 0.0f; - x->interpol_time = 500.0f; - x->wn1 = 0.0f; - x->wn2 = 0.0f; - x->a0 = 0.0f; - x->a1 = 0.0f; - x->a2 = 0.0f; - x->b1 = 0.0f; - x->b2 = 0.0f; - x->sr = 3.14159265358979323846f / 44100.0f; - x->cur_a = 1.0f; - if((argc == 4)&&IS_A_FLOAT(argv,3)&&IS_A_FLOAT(argv,2)&&IS_A_FLOAT(argv,1)&&IS_A_FLOAT(argv,0)) - { - f = (t_float)atom_getfloatarg(0, argc, argv); - q = (t_float)atom_getfloatarg(1, argc, argv); - l = (t_float)atom_getfloatarg(2, argc, argv); - interpol = (t_float)atom_getfloatarg(3, argc, argv); - } - if(f <= 0.0f) - f = 0.000001f; - x->cur_f = f; - f *= x->sr; - if(f < 1.0e-20f) - x->cur_l = 1.0e20f; - else if(f > 1.57079632f) - x->cur_l = 0.0f; - else - { - si = sin(f); - co = cos(f); - x->cur_l = co/si; - } - if(q <= 0.0f) - q = 0.000001f; - x->cur_a = 1.0f/q; - x->cur_g = exp(0.11512925465 * l); - if(interpol <= 0.0f) - interpol = 0.0f; - x->interpol_time = interpol; - x->ticks_per_interpol_time = 0.5f; - i = (int)((x->ticks_per_interpol_time)*(x->interpol_time)); - if(i <= 0) - i = 1; - x->ticks = i; - x->rcp_ticks = 1.0f / (t_float)i; - x->end_f = x->cur_f; - x->end_a = x->cur_a; - x->end_g = x->cur_g; - return(x); -} - -void para_bp2_tilde_setup(void) -{ - para_bp2_tilde_class = class_new(gensym("para_bp2~"), (t_newmethod)para_bp2_tilde_new, - 0, sizeof(t_para_bp2_tilde), 0, A_GIMME, 0); - CLASS_MAINSIGNALIN(para_bp2_tilde_class, t_para_bp2_tilde, x_msi); - class_addmethod(para_bp2_tilde_class, (t_method)para_bp2_tilde_dsp, gensym("dsp"), 0); - class_addmethod(para_bp2_tilde_class, (t_method)para_bp2_tilde_ft1, gensym("ft1"), A_FLOAT, 0); - class_addmethod(para_bp2_tilde_class, (t_method)para_bp2_tilde_ft2, gensym("ft2"), A_FLOAT, 0); - class_addmethod(para_bp2_tilde_class, (t_method)para_bp2_tilde_ft3, gensym("ft3"), A_FLOAT, 0); - class_addmethod(para_bp2_tilde_class, (t_method)para_bp2_tilde_ft4, gensym("ft4"), A_FLOAT, 0); - class_addmethod(para_bp2_tilde_class, (t_method)para_bp2_tilde_print, gensym("print"), 0); - class_sethelpsymbol(para_bp2_tilde_class, gensym("iemhelp/help-para_bp2~")); -} diff --git a/src/iemlib1/peakenv~.c b/src/iemlib1/peakenv~.c deleted file mode 100644 index d5d212b..0000000 --- a/src/iemlib1/peakenv~.c +++ /dev/null @@ -1,95 +0,0 @@ -/* For information on usage and redistribution, and for a DISCLAIMER OF ALL -* WARRANTIES, see the file, "LICENSE.txt," in this distribution. - -iemlib1 written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */ - - -#include "m_pd.h" -#include "iemlib.h" -#include <math.h> - -/* ---------------- peakenv~ - simple peak-envelope-converter. ----------------- */ - -typedef struct _peakenv_tilde -{ - t_object x_obj; - t_float x_sr; - t_float x_old_peak; - t_float x_c1; - t_float x_releasetime; - t_float x_msi; -} t_peakenv_tilde; - -t_class *peakenv_tilde_class; - -static void peakenv_tilde_reset(t_peakenv_tilde *x) -{ - x->x_old_peak = 0.0f; -} - -static void peakenv_tilde_ft1(t_peakenv_tilde *x, t_floatarg f)/* release-time in ms */ -{ - if(f < 0.0f) - f = 0.0f; - x->x_releasetime = f; - x->x_c1 = exp(-1.0/(x->x_sr*0.001*x->x_releasetime)); -} - -static t_int *peakenv_tilde_perform(t_int *w) -{ - t_float *in = (t_float *)(w[1]); - t_float *out = (t_float *)(w[2]); - t_peakenv_tilde *x = (t_peakenv_tilde *)(w[3]); - int n = (int)(w[4]); - t_float peak = x->x_old_peak; - t_float c1 = x->x_c1; - t_float absolute; - int i; - - for(i=0; i<n; i++) - { - absolute = fabs(*in++); - peak *= c1; - if(absolute > peak) - peak = absolute; - *out++ = peak; - } - /* NAN protect */ - if(IEM_DENORMAL(peak)) - peak = 0.0f; - x->x_old_peak = peak; - return(w+5); -} - -static void peakenv_tilde_dsp(t_peakenv_tilde *x, t_signal **sp) -{ - x->x_sr = (t_float)sp[0]->s_sr; - peakenv_tilde_ft1(x, x->x_releasetime); - dsp_add(peakenv_tilde_perform, 4, sp[0]->s_vec, sp[1]->s_vec, x, sp[0]->s_n); -} - -static void *peakenv_tilde_new(t_floatarg f) -{ - t_peakenv_tilde *x = (t_peakenv_tilde *)pd_new(peakenv_tilde_class); - - if(f <= 0.0f) - f = 0.0f; - x->x_sr = 44100.0f; - peakenv_tilde_ft1(x, f); - x->x_old_peak = 0.0f; - inlet_new(&x->x_obj, &x->x_obj.ob_pd, &s_float, gensym("ft1")); - outlet_new(&x->x_obj, &s_signal); - x->x_msi = 0; - return(x); -} - -void peakenv_tilde_setup(void) -{ - peakenv_tilde_class = class_new(gensym("peakenv~"), (t_newmethod)peakenv_tilde_new, - 0, sizeof(t_peakenv_tilde), 0, A_DEFFLOAT, 0); - CLASS_MAINSIGNALIN(peakenv_tilde_class, t_peakenv_tilde, x_msi); - class_addmethod(peakenv_tilde_class, (t_method)peakenv_tilde_dsp, gensym("dsp"), 0); - class_addmethod(peakenv_tilde_class, (t_method)peakenv_tilde_ft1, gensym("ft1"), A_FLOAT, 0); - class_addmethod(peakenv_tilde_class, (t_method)peakenv_tilde_reset, gensym("reset"), 0); - class_sethelpsymbol(peakenv_tilde_class, gensym("iemhelp/help-peakenv~")); -} diff --git a/src/iemlib1/prvu~.c b/src/iemlib1/prvu~.c deleted file mode 100644 index aed7c53..0000000 --- a/src/iemlib1/prvu~.c +++ /dev/null @@ -1,274 +0,0 @@ -/* For information on usage and redistribution, and for a DISCLAIMER OF ALL -* WARRANTIES, see the file, "LICENSE.txt," in this distribution. - -iemlib1 written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */ - -#include "m_pd.h" -#include "iemlib.h" -#include <math.h> - -/* ---------------- prvu~ - simple peak&rms-vu-meter. ----------------- */ - -typedef struct _prvu_tilde -{ - t_object x_obj; - t_atom x_at[3]; - void *x_clock_metro; - t_float x_metro_time; - void *x_clock_hold; - t_float x_hold_time; - t_float x_cur_peak; - t_float x_old_peak; - t_float x_hold_peak; - int x_hold; - t_float x_sum_rms; - t_float x_old_rms; - t_float x_rcp; - t_float x_sr; - t_float x_threshold_over; - int x_overflow_counter; - t_float x_release_time; - t_float x_c1; - int x_started; - t_float x_msi; -} t_prvu_tilde; - -t_class *prvu_tilde_class; -static void prvu_tilde_tick_metro(t_prvu_tilde *x); -static void prvu_tilde_tick_hold(t_prvu_tilde *x); - -static void prvu_tilde_reset(t_prvu_tilde *x) -{ - x->x_at[0].a_w.w_float = -99.9f; - x->x_at[1].a_w.w_float = -99.9f; - x->x_at[2].a_w.w_float = 0.0f; - outlet_list(x->x_obj.ob_outlet, &s_list, 3, x->x_at); - x->x_overflow_counter = 0; - x->x_cur_peak = 0.0f; - x->x_old_peak = 0.0f; - x->x_hold_peak = 0.0f; - x->x_sum_rms = 0.0f; - x->x_old_rms = 0.0f; - x->x_hold = 0; - clock_unset(x->x_clock_hold); - clock_delay(x->x_clock_metro, x->x_metro_time); -} - -static void prvu_tilde_stop(t_prvu_tilde *x) -{ - clock_unset(x->x_clock_metro); - x->x_started = 0; -} - -static void prvu_tilde_start(t_prvu_tilde *x) -{ - clock_delay(x->x_clock_metro, x->x_metro_time); - x->x_started = 1; -} - -static void prvu_tilde_float(t_prvu_tilde *x, t_floatarg f) -{ - if(f == 0.0) - { - clock_unset(x->x_clock_metro); - x->x_started = 0; - } - else - { - clock_delay(x->x_clock_metro, x->x_metro_time); - x->x_started = 1; - } -} - -static void prvu_tilde_t_release(t_prvu_tilde *x, t_floatarg release_time) -{ - if(release_time <= 5.0f) - release_time = 5.0f; - x->x_release_time = release_time; - x->x_c1 = exp(-2.0f*x->x_metro_time/x->x_release_time); -} - -static void prvu_tilde_t_metro(t_prvu_tilde *x, t_floatarg metro_time) -{ - if(metro_time <= 5.0f) - metro_time = 5.0f; - x->x_metro_time = metro_time; - x->x_c1 = exp(-2.0f*x->x_metro_time/x->x_release_time); - x->x_rcp = 1.0f/(x->x_sr*(t_float)x->x_metro_time); -} - -static void prvu_tilde_t_hold(t_prvu_tilde *x, t_floatarg hold_time) -{ - if(hold_time <= 5.0f) - hold_time = 5.0f; - x->x_hold_time = hold_time; -} - -static void prvu_tilde_threshold(t_prvu_tilde *x, t_floatarg thresh) -{ - x->x_threshold_over = thresh; -} - -static t_int *prvu_tilde_perform(t_int *w) -{ - t_float *in = (t_float *)(w[1]); - t_prvu_tilde *x = (t_prvu_tilde *)(w[2]); - int n = (int)(w[3]); - t_float peak = x->x_cur_peak, power, sum=x->x_sum_rms; - int i; - - if(x->x_started) - { - for(i=0; i<n; i++) - { - power = in[i]*in[i]; - if(power > peak) - peak = power; - sum += power; - } - x->x_cur_peak = peak; - x->x_sum_rms = sum; - } - return(w+4); -} - -static void prvu_tilde_dsp(t_prvu_tilde *x, t_signal **sp) -{ - x->x_sr = 0.001*(t_float)sp[0]->s_sr; - x->x_rcp = 1.0f/(x->x_sr*x->x_metro_time); - dsp_add(prvu_tilde_perform, 3, sp[0]->s_vec, x, sp[0]->s_n); - clock_delay(x->x_clock_metro, x->x_metro_time); -} - -static void prvu_tilde_tick_hold(t_prvu_tilde *x) -{ - x->x_hold = 0; - x->x_hold_peak = x->x_old_peak; -} - -static void prvu_tilde_tick_metro(t_prvu_tilde *x) -{ - t_float dbr, dbp, cur_rms, c1=x->x_c1; - - x->x_old_peak *= c1; - /* NAN protect */ - if(IEM_DENORMAL(x->x_old_peak)) - x->x_old_peak = 0.0f; - - if(x->x_cur_peak > x->x_old_peak) - x->x_old_peak = x->x_cur_peak; - if(x->x_old_peak > x->x_hold_peak) - { - x->x_hold = 1; - x->x_hold_peak = x->x_old_peak; - clock_delay(x->x_clock_hold, x->x_hold_time); - } - if(!x->x_hold) - x->x_hold_peak = x->x_old_peak; - if(x->x_hold_peak <= 0.0000000001f) - dbp = -99.9f; - else if(x->x_hold_peak > 1000000.0f) - { - dbp = 60.0f; - x->x_hold_peak = 1000000.0f; - x->x_old_peak = 1000000.0f; - } - else - dbp = 4.3429448195f*log(x->x_hold_peak); - x->x_cur_peak = 0.0f; - if(dbp >= x->x_threshold_over) - x->x_overflow_counter++; - x->x_at[1].a_w.w_float = dbp; - x->x_at[2].a_w.w_float = (t_float)x->x_overflow_counter; - - cur_rms = (1.0f - c1)*x->x_sum_rms*x->x_rcp + c1*x->x_old_rms; - /* NAN protect */ - if(IEM_DENORMAL(cur_rms)) - cur_rms = 0.0f; - - if(cur_rms <= 0.0000000001f) - dbr = -99.9f; - else if(cur_rms > 1000000.0f) - { - dbr = 60.0f; - x->x_old_rms = 1000000.0f; - } - else - dbr = 4.3429448195f*log(cur_rms); - x->x_sum_rms = 0.0f; - x->x_old_rms = cur_rms; - x->x_at[0].a_w.w_float = dbr; - outlet_list(x->x_obj.ob_outlet, &s_list, 3, x->x_at); - clock_delay(x->x_clock_metro, x->x_metro_time); -} - -static void prvu_tilde_ff(t_prvu_tilde *x) -{ - clock_free(x->x_clock_metro); - clock_free(x->x_clock_hold); -} - -static void *prvu_tilde_new(t_floatarg metro_time, t_floatarg hold_time, - t_floatarg release_time, t_floatarg threshold) -{ - t_prvu_tilde *x; - t_float t; - int i; - - x = (t_prvu_tilde *)pd_new(prvu_tilde_class); - if(metro_time <= 0.0f) - metro_time = 300.0f; - if(metro_time <= 5.0f) - metro_time = 5.0f; - if(release_time <= 0.0f) - release_time = 300.0f; - if(release_time <= 5.0f) - release_time = 5.0f; - if(hold_time <= 0.0f) - hold_time = 1000.0f; - if(hold_time <= 5.0f) - hold_time = 5.0f; - if(threshold == 0.0f) - threshold = -0.01f; - x->x_metro_time = metro_time; - x->x_release_time = release_time; - x->x_hold_time = hold_time; - x->x_threshold_over = threshold; - x->x_c1 = exp(-2.0f*x->x_metro_time/x->x_release_time); - x->x_cur_peak = 0.0f; - x->x_old_peak = 0.0f; - x->x_hold_peak = 0.0f; - x->x_hold = 0; - x->x_sum_rms = 0.0f; - x->x_old_rms = 0.0f; - x->x_sr = 44.1f; - x->x_rcp = 1.0f/(x->x_sr*x->x_metro_time); - x->x_overflow_counter = 0; - x->x_clock_metro = clock_new(x, (t_method)prvu_tilde_tick_metro); - x->x_clock_hold = clock_new(x, (t_method)prvu_tilde_tick_hold); - x->x_started = 1; - outlet_new(&x->x_obj, &s_list); - x->x_at[0].a_type = A_FLOAT; - x->x_at[1].a_type = A_FLOAT; - x->x_at[2].a_type = A_FLOAT; - x->x_msi = 0.0f; - return(x); -} - -void prvu_tilde_setup(void) -{ - prvu_tilde_class = class_new(gensym("prvu~"), (t_newmethod)prvu_tilde_new, - (t_method)prvu_tilde_ff, sizeof(t_prvu_tilde), 0, - A_DEFFLOAT, A_DEFFLOAT, A_DEFFLOAT, A_DEFFLOAT, 0); - CLASS_MAINSIGNALIN(prvu_tilde_class, t_prvu_tilde, x_msi); - class_addmethod(prvu_tilde_class, (t_method)prvu_tilde_dsp, gensym("dsp"), 0); - class_addfloat(prvu_tilde_class, prvu_tilde_float); - class_addmethod(prvu_tilde_class, (t_method)prvu_tilde_reset, gensym("reset"), 0); - class_addmethod(prvu_tilde_class, (t_method)prvu_tilde_start, gensym("start"), 0); - class_addmethod(prvu_tilde_class, (t_method)prvu_tilde_stop, gensym("stop"), 0); - class_addmethod(prvu_tilde_class, (t_method)prvu_tilde_t_release, gensym("t_release"), A_FLOAT, 0); - class_addmethod(prvu_tilde_class, (t_method)prvu_tilde_t_metro, gensym("t_metro"), A_FLOAT, 0); - class_addmethod(prvu_tilde_class, (t_method)prvu_tilde_t_hold, gensym("t_hold"), A_FLOAT, 0); - class_addmethod(prvu_tilde_class, (t_method)prvu_tilde_threshold, gensym("threshold"), A_FLOAT, 0); - class_sethelpsymbol(prvu_tilde_class, gensym("iemhelp/help-prvu~")); -} diff --git a/src/iemlib1/pvu~.c b/src/iemlib1/pvu~.c deleted file mode 100644 index 66e9437..0000000 --- a/src/iemlib1/pvu~.c +++ /dev/null @@ -1,198 +0,0 @@ -/* For information on usage and redistribution, and for a DISCLAIMER OF ALL -* WARRANTIES, see the file, "LICENSE.txt," in this distribution. - -iemlib1 written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */ - -#include "m_pd.h" -#include "iemlib.h" -#include <math.h> - -/* ---------------- pvu~ - simple peak-vu-meter. ----------------- */ - -typedef struct _pvu_tilde -{ - t_object x_obj; - void *x_outlet_meter; - void *x_outlet_over; - void *x_clock; - t_float x_cur_peak; - t_float x_old_peak; - t_float x_threshold_over; - t_float x_c1; - t_float x_metro_time; - t_float x_release_time; - int x_overflow_counter; - int x_started; - t_float x_msi; -} t_pvu_tilde; - -t_class *pvu_tilde_class; -static void pvu_tilde_tick(t_pvu_tilde *x); - -static void pvu_tilde_reset(t_pvu_tilde *x) -{ - outlet_float(x->x_outlet_over, 0.0f); - outlet_float(x->x_outlet_meter, -199.9f); - x->x_overflow_counter = 0; - x->x_cur_peak = 0.0f; - x->x_old_peak = 0.0f; - clock_delay(x->x_clock, x->x_metro_time); -} - -static void pvu_tilde_stop(t_pvu_tilde *x) -{ - clock_unset(x->x_clock); - x->x_started = 0; -} - -static void pvu_tilde_start(t_pvu_tilde *x) -{ - clock_delay(x->x_clock, x->x_metro_time); - x->x_started = 1; -} - -static void pvu_tilde_float(t_pvu_tilde *x, t_floatarg f) -{ - if(f == 0.0) - { - clock_unset(x->x_clock); - x->x_started = 0; - } - else - { - clock_delay(x->x_clock, x->x_metro_time); - x->x_started = 1; - } -} - -static void pvu_tilde_t_release(t_pvu_tilde *x, t_floatarg release_time) -{ - if(release_time <= 5.0f) - release_time = 5.0f; - x->x_release_time = release_time; - x->x_c1 = exp(-x->x_metro_time/release_time); -} - -static void pvu_tilde_t_metro(t_pvu_tilde *x, t_floatarg metro_time) -{ - if(metro_time <= 5.0f) - metro_time = 5.0f; - x->x_metro_time = (int)metro_time; - x->x_c1 = exp(-metro_time/x->x_release_time); -} - -static void pvu_tilde_threshold(t_pvu_tilde *x, t_floatarg thresh) -{ - x->x_threshold_over = thresh; -} - -static t_int *pvu_tilde_perform(t_int *w) -{ - t_float *in = (t_float *)(w[1]); - t_pvu_tilde *x = (t_pvu_tilde *)(w[2]); - int n = (int)(w[3]); - t_float peak = x->x_cur_peak; - t_float absolute; - int i; - - if(x->x_started) - { - for(i=0; i<n; i++) - { - absolute = fabs(*in++); - if(absolute > peak) - peak = absolute; - } - x->x_cur_peak = peak; - } - return(w+4); -} - -static void pvu_tilde_dsp(t_pvu_tilde *x, t_signal **sp) -{ - dsp_add(pvu_tilde_perform, 3, sp[0]->s_vec, x, sp[0]->s_n); - clock_delay(x->x_clock, x->x_metro_time); -} - -static void pvu_tilde_tick(t_pvu_tilde *x) -{ - t_float db; - int i; - - x->x_old_peak *= x->x_c1; - /* NAN protect */ - if(IEM_DENORMAL(x->x_old_peak)) - x->x_old_peak = 0.0f; - - if(x->x_cur_peak > x->x_old_peak) - x->x_old_peak = x->x_cur_peak; - if(x->x_old_peak <= 0.0000000001f) - db = -199.9f; - else if(x->x_old_peak > 1000000.0f) - { - db = 120.0f; - x->x_old_peak = 1000000.0f; - } - else - db = 8.6858896381f*log(x->x_old_peak); - if(db >= x->x_threshold_over) - { - x->x_overflow_counter++; - outlet_float(x->x_outlet_over, (t_float)x->x_overflow_counter); - } - outlet_float(x->x_outlet_meter, db); - x->x_cur_peak = 0.0f; - clock_delay(x->x_clock, x->x_metro_time); -} - -static void *pvu_tilde_new(t_floatarg metro_time, t_floatarg release_time, t_floatarg threshold) -{ - t_pvu_tilde *x; - t_float t; - - x = (t_pvu_tilde *)pd_new(pvu_tilde_class); - if(metro_time <= 0.0f) - metro_time = 300.0f; - if(metro_time <= 5.0f) - metro_time = 5.0f; - if(release_time <= 0.0f) - release_time = 300.0f; - if(release_time <= 5.0f) - release_time = 5.0f; - if(threshold == 0.0f) - threshold = -0.01f; - x->x_threshold_over = threshold; - x->x_overflow_counter = 0; - x->x_metro_time = metro_time; - x->x_release_time = release_time; - x->x_c1 = exp(-metro_time/release_time); - x->x_cur_peak = 0.0f; - x->x_old_peak = 0.0f; - x->x_clock = clock_new(x, (t_method)pvu_tilde_tick); - x->x_outlet_meter = outlet_new(&x->x_obj, &s_float);/* left */ - x->x_outlet_over = outlet_new(&x->x_obj, &s_float); /* right */ - x->x_started = 1; - x->x_msi = 0; - return(x); -} - -static void pvu_tilde_ff(t_pvu_tilde *x) -{ - clock_free(x->x_clock); -} - -void pvu_tilde_setup(void ) -{ - pvu_tilde_class = class_new(gensym("pvu~"), (t_newmethod)pvu_tilde_new, - (t_method)pvu_tilde_ff, sizeof(t_pvu_tilde), 0, A_DEFFLOAT, A_DEFFLOAT, A_DEFFLOAT, 0); - CLASS_MAINSIGNALIN(pvu_tilde_class, t_pvu_tilde, x_msi); - class_addmethod(pvu_tilde_class, (t_method)pvu_tilde_dsp, gensym("dsp"), 0); - class_addfloat(pvu_tilde_class, pvu_tilde_float); - class_addmethod(pvu_tilde_class, (t_method)pvu_tilde_reset, gensym("reset"), 0); - class_addmethod(pvu_tilde_class, (t_method)pvu_tilde_start, gensym("start"), 0); - class_addmethod(pvu_tilde_class, (t_method)pvu_tilde_stop, gensym("stop"), 0); - class_addmethod(pvu_tilde_class, (t_method)pvu_tilde_t_release, gensym("t_release"), A_FLOAT, 0); - class_addmethod(pvu_tilde_class, (t_method)pvu_tilde_t_metro, gensym("t_metro"), A_FLOAT, 0); - class_addmethod(pvu_tilde_class, (t_method)pvu_tilde_threshold, gensym("threshold"), A_FLOAT, 0); - class_sethelpsymbol(pvu_tilde_class, gensym("iemhelp/help-pvu~")); -} diff --git a/src/iemlib1/rvu~.c b/src/iemlib1/rvu~.c deleted file mode 100644 index 21638d5..0000000 --- a/src/iemlib1/rvu~.c +++ /dev/null @@ -1,178 +0,0 @@ -/* For information on usage and redistribution, and for a DISCLAIMER OF ALL -* WARRANTIES, see the file, "LICENSE.txt," in this distribution. - -iemlib1 written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */ - - -#include "m_pd.h" -#include "iemlib.h" -#include <math.h> - -/* ---------------- rvu~ - simple peak&rms-vu-meter. ----------------- */ - -typedef struct _rvu_tilde -{ - t_object x_obj; - void *x_clock_metro; - t_float x_metro_time; - t_float x_sum_rms; - t_float x_old_rms; - t_float x_rcp; - t_float x_sr; - t_float x_release_time; - t_float x_c1; - int x_started; - t_float x_msi; -} t_rvu_tilde; - -t_class *rvu_tilde_class; -static void rvu_tilde_tick_metro(t_rvu_tilde *x); - -static void rvu_tilde_reset(t_rvu_tilde *x) -{ - outlet_float(x->x_obj.ob_outlet, -99.9f); - x->x_sum_rms = 0.0f; - x->x_old_rms = 0.0f; - clock_delay(x->x_clock_metro, x->x_metro_time); -} - -static void rvu_tilde_stop(t_rvu_tilde *x) -{ - clock_unset(x->x_clock_metro); - x->x_started = 0; -} - -static void rvu_tilde_start(t_rvu_tilde *x) -{ - clock_delay(x->x_clock_metro, x->x_metro_time); - x->x_started = 1; -} - -static void rvu_tilde_float(t_rvu_tilde *x, t_floatarg f) -{ - if(f == 0.0f) - { - clock_unset(x->x_clock_metro); - x->x_started = 0; - } - else - { - clock_delay(x->x_clock_metro, x->x_metro_time); - x->x_started = 1; - } -} - -static void rvu_tilde_t_release(t_rvu_tilde *x, t_floatarg release_time) -{ - if(release_time <= 5.0f) - release_time = 5.0f; - x->x_release_time = release_time; - x->x_c1 = exp(-2.0f*x->x_metro_time/x->x_release_time); -} - -static void rvu_tilde_t_metro(t_rvu_tilde *x, t_floatarg metro_time) -{ - if(metro_time <= 5.0f) - metro_time = 5.0f; - x->x_metro_time = metro_time; - x->x_c1 = exp(-2.0f*x->x_metro_time/x->x_release_time); - x->x_rcp = 1.0f/(x->x_sr*x->x_metro_time); -} - -static t_int *rvu_tilde_perform(t_int *w) -{ - t_float *in = (t_float *)(w[1]); - t_rvu_tilde *x = (t_rvu_tilde *)(w[2]); - int n = (int)(w[3]); - t_float sum=x->x_sum_rms; - int i; - - if(x->x_started) - { - for(i=0; i<n; i++) - { - sum += in[i]*in[i]; - } - x->x_sum_rms = sum; - } - return(w+4); -} - -static void rvu_tilde_dsp(t_rvu_tilde *x, t_signal **sp) -{ - x->x_sr = 0.001*(t_float)sp[0]->s_sr; - x->x_rcp = 1.0f/(x->x_sr*x->x_metro_time); - dsp_add(rvu_tilde_perform, 3, sp[0]->s_vec, x, sp[0]->s_n); - clock_delay(x->x_clock_metro, x->x_metro_time); -} - -static void rvu_tilde_tick_metro(t_rvu_tilde *x) -{ - t_float dbr, cur_rms, c1=x->x_c1; - - cur_rms = (1.0f - c1)*x->x_sum_rms*x->x_rcp + c1*x->x_old_rms; - /* NAN protect */ - if(IEM_DENORMAL(cur_rms)) - cur_rms = 0.0f; - - if(cur_rms <= 0.0000000001f) - dbr = -99.9f; - else if(cur_rms > 1000000.0f) - { - dbr = 60.0f; - x->x_old_rms = 1000000.0f; - } - else - dbr = 4.3429448195f*log(cur_rms); - x->x_sum_rms = 0.0f; - x->x_old_rms = cur_rms; - outlet_float(x->x_obj.ob_outlet, dbr); - clock_delay(x->x_clock_metro, x->x_metro_time); -} - -static void rvu_tilde_ff(t_rvu_tilde *x) -{ - clock_free(x->x_clock_metro); -} - -static void *rvu_tilde_new(t_floatarg metro_time, t_floatarg release_time) -{ - t_rvu_tilde *x=(t_rvu_tilde *)pd_new(rvu_tilde_class); - - if(metro_time <= 0.0f) - metro_time = 300.0f; - if(metro_time <= 5.0f) - metro_time = 5.0f; - if(release_time <= 0.0f) - release_time = 300.0f; - if(release_time <= 5.0f) - release_time = 5.0f; - x->x_metro_time = metro_time; - x->x_release_time = release_time; - x->x_c1 = exp(-2.0f*x->x_metro_time/x->x_release_time); - x->x_sum_rms = 0.0f; - x->x_old_rms = 0.0f; - x->x_sr = 44.1f; - x->x_rcp = 1.0f/(x->x_sr*x->x_metro_time); - x->x_clock_metro = clock_new(x, (t_method)rvu_tilde_tick_metro); - x->x_started = 1; - outlet_new(&x->x_obj, &s_float); - x->x_msi = 0.0f; - return(x); -} - -void rvu_tilde_setup(void) -{ - rvu_tilde_class = class_new(gensym("rvu~"), (t_newmethod)rvu_tilde_new, - (t_method)rvu_tilde_ff, sizeof(t_rvu_tilde), 0, - A_DEFFLOAT, A_DEFFLOAT, 0); - CLASS_MAINSIGNALIN(rvu_tilde_class, t_rvu_tilde, x_msi); - class_addmethod(rvu_tilde_class, (t_method)rvu_tilde_dsp, gensym("dsp"), 0); - class_addfloat(rvu_tilde_class, rvu_tilde_float); - class_addmethod(rvu_tilde_class, (t_method)rvu_tilde_reset, gensym("reset"), 0); - class_addmethod(rvu_tilde_class, (t_method)rvu_tilde_start, gensym("start"), 0); - class_addmethod(rvu_tilde_class, (t_method)rvu_tilde_stop, gensym("stop"), 0); - class_addmethod(rvu_tilde_class, (t_method)rvu_tilde_t_release, gensym("t_release"), A_FLOAT, 0); - class_addmethod(rvu_tilde_class, (t_method)rvu_tilde_t_metro, gensym("t_metro"), A_FLOAT, 0); - class_sethelpsymbol(rvu_tilde_class, gensym("iemhelp/help-rvu~")); -} diff --git a/src/iemlib1/sin_phase~.c b/src/iemlib1/sin_phase~.c deleted file mode 100644 index baf34f4..0000000 --- a/src/iemlib1/sin_phase~.c +++ /dev/null @@ -1,121 +0,0 @@ -/* For information on usage and redistribution, and for a DISCLAIMER OF ALL -* WARRANTIES, see the file, "LICENSE.txt," in this distribution. - -iemlib1 written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */ - -#include "m_pd.h" -#include "iemlib.h" - -/* --- sin_phase~ - output the phase-difference between --- */ -/* --- 2 sinewaves with the same frequency in samples ----- */ -/* --- as a signal ---------------------------------------- */ - -typedef struct _sin_phase_tilde -{ - t_object x_obj; - t_float x_prev1; - t_float x_prev2; - t_float x_cur_out; - int x_counter1; - int x_counter2; - int x_state1; - int x_state2; - t_float x_msi; -} t_sin_phase_tilde; - -t_class *sin_phase_tilde_class; - -static t_int *sin_phase_tilde_perform(t_int *w) -{ - t_float *in1 = (t_float *)(w[1]); - t_float *in2 = (t_float *)(w[2]); - t_float *out = (t_float *)(w[3]); - t_sin_phase_tilde *x = (t_sin_phase_tilde *)(w[4]); - int i, n = (t_int)(w[5]); - t_float prev1=x->x_prev1; - t_float prev2=x->x_prev2; - t_float cur_out=x->x_cur_out; - int counter1=x->x_counter1; - int counter2=x->x_counter2; - int state1=x->x_state1; - int state2=x->x_state2; - - for(i=0; i<n; i++) - { - if((in1[i] >= 0.0f) && (prev1 < 0.0f)) - {/* pos. zero cross of sig_in_1 */ - state1 = 1; - counter1 = 0; - } - else if((in1[i] < 0.0f) && (prev1 >= 0.0f)) - {/* neg. zero cross of sig_in_1 */ - state2 = 1; - counter2 = 0; - } - - if((in2[i] >= 0.0f) && (prev2 < 0.0f)) - {/* pos. zero cross of sig_in_2 */ - state1 = 0; - cur_out = (t_float)(counter1); - counter1 = 0; - } - else if((in2[i] < 0.0f) && (prev2 >= 0.0f)) - {/* neg. zero cross of sig_in_2 */ - state2 = 0; - cur_out = (t_float)(counter2); - counter2 = 0; - } - - if(state1) - counter1++; - if(state2) - counter2++; - - prev1 = in1[i]; - prev2 = in2[i]; - out[i] = cur_out; - } - - x->x_prev1 = prev1; - x->x_prev2 = prev2; - x->x_cur_out = cur_out; - x->x_counter1 = counter1; - x->x_counter2 = counter2; - x->x_state1 = state1; - x->x_state2 = state2; - - return(w+6); -} - -static void sin_phase_tilde_dsp(t_sin_phase_tilde *x, t_signal **sp) -{ - dsp_add(sin_phase_tilde_perform, 5, sp[0]->s_vec, sp[1]->s_vec, sp[2]->s_vec, x, sp[0]->s_n); -} - -static void *sin_phase_tilde_new(void) -{ - t_sin_phase_tilde *x = (t_sin_phase_tilde *)pd_new(sin_phase_tilde_class); - - inlet_new(&x->x_obj, &x->x_obj.ob_pd, &s_signal, &s_signal); - outlet_new(&x->x_obj, &s_signal); - - x->x_prev1 = 0.0f; - x->x_prev2 = 0.0f; - x->x_cur_out = 0.0f; - x->x_counter1 = 0; - x->x_counter2 = 0; - x->x_state1 = 0; - x->x_state2 = 0; - x->x_msi = 0; - - return (x); -} - -void sin_phase_tilde_setup(void) -{ - sin_phase_tilde_class = class_new(gensym("sin_phase~"), (t_newmethod)sin_phase_tilde_new, - 0, sizeof(t_sin_phase_tilde), 0, 0); - CLASS_MAINSIGNALIN(sin_phase_tilde_class, t_sin_phase_tilde, x_msi); - class_addmethod(sin_phase_tilde_class, (t_method)sin_phase_tilde_dsp, gensym("dsp"), 0); - class_sethelpsymbol(sin_phase_tilde_class, gensym("iemhelp/help-sin_phase~")); -} diff --git a/src/iemlib1/soundfile_info.c b/src/iemlib1/soundfile_info.c deleted file mode 100644 index 1eb4ded..0000000 --- a/src/iemlib1/soundfile_info.c +++ /dev/null @@ -1,256 +0,0 @@ -/* For information on usage and redistribution, and for a DISCLAIMER OF ALL -* WARRANTIES, see the file, "LICENSE.txt," in this distribution. - -iemlib1 written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */ - -#include "m_pd.h" -#include "iemlib.h" -#include <stdlib.h> -#include <string.h> -#include <stdio.h> -#include <math.h> - -#define SFI_HEADER_SAMPLERATE 0 -#define SFI_HEADER_FILENAME 1 -#define SFI_HEADER_MULTICHANNEL_FILE_LENGTH 2 -#define SFI_HEADER_HEADERBYTES 3 -#define SFI_HEADER_CHANNELS 4 -#define SFI_HEADER_BYTES_PER_SAMPLE 5 -#define SFI_HEADER_ENDINESS 6 - -#define SFI_HEADER_SIZE 7 - - - -/* --------------------------- soundfile_info -------------------------------- */ -/* -- reads only header of a wave-file and outputs the important parameters -- */ - -static t_class *soundfile_info_class; - -typedef struct _soundfile_info -{ - t_object x_obj; - long *x_begmem; - int x_size; - t_atom x_atheader[SFI_HEADER_SIZE]; - t_canvas *x_canvas; - void *x_list_out; -} t_soundfile_info; - -static short soundfile_info_str2short(char *cvec) -{ - short s=0; - unsigned char *uc=(unsigned char *)cvec; - - s += (short)(*uc); - s += (short)(*(uc+1)*256); - return(s); -} - -static long soundfile_info_str2long(char *cvec) -{ - long l=0; - unsigned char *uc=(unsigned char *)cvec; - - l += (long)(*uc); - l += (long)(*(uc+1)*256); - l += (long)(*(uc+2)*65536); - l += (long)(*(uc+3)*16777216); - return(l); -} - -static void soundfile_info_read(t_soundfile_info *x, t_symbol *filename) -{ - char completefilename[400]; - int i, n, n2, n4, filesize, read_chars, header_size=0, ch, bps, sr; - FILE *fh; - t_atom *at; - char *cvec; - long ll; - short ss; - - if(filename->s_name[0] == '/')/*make complete path + filename*/ - { - strcpy(completefilename, filename->s_name); - } - else if(((filename->s_name[0] >= 'A')&&(filename->s_name[0] <= 'Z')|| - (filename->s_name[0] >= 'a')&&(filename->s_name[0] <= 'z'))&& - (filename->s_name[1] == ':')&&(filename->s_name[2] == '/')) - { - strcpy(completefilename, filename->s_name); - } - else - { - strcpy(completefilename, canvas_getdir(x->x_canvas)->s_name); - strcat(completefilename, "/"); - strcat(completefilename, filename->s_name); - } - - fh = fopen(completefilename,"rb"); - if(!fh) - { - post("soundfile_info_read: cannot open %s !!\n", completefilename); - } - else - { - n = x->x_size; - n2 = sizeof(short) * x->x_size; - n4 = sizeof(long) * x->x_size; - fseek(fh, 0, SEEK_END); - filesize = ftell(fh); - fseek(fh,0,SEEK_SET); - read_chars = (int)fread(x->x_begmem, sizeof(char), n4, fh) /2; - fclose(fh); - // post("read chars = %d", read_chars); - cvec = (char *)x->x_begmem; - if(read_chars > 4) - { - if(strncmp(cvec, "RIFF", 4)) - { - post("soundfile_info_read-error: %s is no RIFF-WAVE-file", completefilename); - goto soundfile_info_end; - } - header_size += 8; - cvec += 8; - if(strncmp(cvec, "WAVE", 4)) - { - post("soundfile_info_read-error: %s is no RIFF-WAVE-file", completefilename); - goto soundfile_info_end; - } - header_size += 4; - cvec += 4; - - for(i=header_size/2; i<read_chars; i++) - { - if(!strncmp(cvec, "fmt ", 4)) - goto soundfile_info_fmt; - header_size += 2; - cvec += 2; - } - post("soundfile_info_read-error: %s has at begin no format-chunk", completefilename); - goto soundfile_info_end; - -soundfile_info_fmt: - header_size += 4; - cvec += 4; - ll = soundfile_info_str2long(cvec); - if(ll != 16) - { - post("soundfile_info_read-error: %s has a format-chunk not equal to 16", completefilename); - goto soundfile_info_end; - } - header_size += 4; - cvec += 4; - ss = soundfile_info_str2short(cvec); - /* format */ - if(ss != 1) /* PCM = 1 */ - { - post("soundfile_info_read-error: %s is not PCM-format coded", completefilename); - goto soundfile_info_end; - } - header_size += 2; - cvec += 2; - ss = soundfile_info_str2short(cvec); - /* channels */ - if((ss < 1) || (ss > 100)) - { - post("soundfile_info_read-error: %s has no common channel-number", completefilename); - goto soundfile_info_end; - } - SETFLOAT(x->x_atheader+SFI_HEADER_CHANNELS, (t_float)ss); - ch = ss; - header_size += 2; - cvec += 2; - ll = soundfile_info_str2long(cvec); - /* samplerate */ - if((ll > 400000) || (ll < 200)) - { - post("soundfile_info_read-error: %s has no common samplerate", completefilename); - goto soundfile_info_end; - } - SETFLOAT(x->x_atheader+SFI_HEADER_SAMPLERATE, (t_float)ll); - sr = ll; - header_size += 4; - cvec += 4; - - header_size += 4; /* bytes_per_sec */ - cvec += 4; - ss = soundfile_info_str2short(cvec); - - /* bytes_per_sample */ - if((ss < 1) || (ss > 100)) - { - post("soundfile_info_read-error: %s has no common number of bytes per sample", completefilename); - goto soundfile_info_end; - } - SETFLOAT(x->x_atheader+SFI_HEADER_BYTES_PER_SAMPLE, (t_float)(ss/ch)); - bps = ss; - header_size += 2; - cvec += 2; - - header_size += 2; /* bits_per_sample */ - cvec += 2; - - for(i=header_size/2; i<read_chars; i++) - { - if(!strncmp(cvec, "data", 4)) - goto soundfile_info_data; - header_size += 2; - cvec += 2; - } - post("soundfile_info_read-error: %s has at begin no data-chunk", completefilename); - goto soundfile_info_end; - -soundfile_info_data: - header_size += 8; - cvec += 8; - - SETFLOAT(x->x_atheader+SFI_HEADER_HEADERBYTES, (t_float)header_size); - - filesize -= header_size; - filesize /= bps; - SETFLOAT(x->x_atheader+SFI_HEADER_MULTICHANNEL_FILE_LENGTH, (t_float)filesize); - SETSYMBOL(x->x_atheader+SFI_HEADER_ENDINESS, gensym("l")); - SETSYMBOL(x->x_atheader+SFI_HEADER_FILENAME, gensym(completefilename)); - - /* post("ch = %d", ss); - post("sr = %d", ll); - post("bps = %d", ss/ch); - post("head = %d", header_size); - post("len = %d", filesize);*/ - - outlet_list(x->x_list_out, &s_list, SFI_HEADER_SIZE, x->x_atheader); - - -soundfile_info_end: - - ; - } - } -} - -static void soundfile_info_free(t_soundfile_info *x) -{ - freebytes(x->x_begmem, x->x_size * sizeof(long)); -} - -static void *soundfile_info_new(void) -{ - t_soundfile_info *x = (t_soundfile_info *)pd_new(soundfile_info_class); - - x->x_size = 10000; - x->x_begmem = (long *)getbytes(x->x_size * sizeof(long)); - x->x_list_out = outlet_new(&x->x_obj, &s_list); - x->x_canvas = canvas_getcurrent(); - return (x); -} - -/* ---------------- global setup function -------------------- */ - -void soundfile_info_setup(void) -{ - soundfile_info_class = class_new(gensym("soundfile_info"), (t_newmethod)soundfile_info_new, - (t_method)soundfile_info_free, sizeof(t_soundfile_info), 0, 0); - class_addmethod(soundfile_info_class, (t_method)soundfile_info_read, gensym("read"), A_SYMBOL, 0); - class_sethelpsymbol(soundfile_info_class, gensym("iemhelp/help-soundfile_info")); -} diff --git a/src/iemlib1/split.c b/src/iemlib1/split.c deleted file mode 100644 index cfe7de8..0000000 --- a/src/iemlib1/split.c +++ /dev/null @@ -1,47 +0,0 @@ -/* For information on usage and redistribution, and for a DISCLAIMER OF ALL -* WARRANTIES, see the file, "LICENSE.txt," in this distribution. - -iemlib1 written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */ - - -#include "m_pd.h" -#include "iemlib.h" - - -/* --------- split is like moses ----------- */ - -typedef struct _split -{ - t_object x_obj; - t_outlet *x_out_less; - t_outlet *x_out_greater_equal; - float x_threshold; -} t_split; - -static t_class *split_class; - -static void split_float(t_split *x, t_float f) -{ - if(f < x->x_threshold) - outlet_float(x->x_out_less, f); - else - outlet_float(x->x_out_greater_equal, f); -} - -static void *split_new(t_floatarg f) -{ - t_split *x = (t_split *)pd_new(split_class); - floatinlet_new(&x->x_obj, &x->x_threshold); - x->x_out_less = outlet_new(&x->x_obj, &s_float); - x->x_out_greater_equal = outlet_new(&x->x_obj, &s_float); - x->x_threshold = f; - return (x); -} - -void split_setup(void) -{ - split_class = class_new(gensym("split"), (t_newmethod)split_new, 0, - sizeof(t_split), 0, A_DEFFLOAT, 0); - class_addfloat(split_class, split_float); - class_sethelpsymbol(split_class, gensym("iemhelp/help-split")); -} diff --git a/src/iemlib1/v2db.c b/src/iemlib1/v2db.c deleted file mode 100644 index d11682d..0000000 --- a/src/iemlib1/v2db.c +++ /dev/null @@ -1,39 +0,0 @@ -/* For information on usage and redistribution, and for a DISCLAIMER OF ALL -* WARRANTIES, see the file, "LICENSE.txt," in this distribution. - -iemlib1 written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */ - - -#include "m_pd.h" -#include "iemlib.h" -#include <math.h> - - -/* -------- v2db - a rms-value to techn. dB converter. --------- */ - -static t_class *v2db_class; - -t_float v2db(t_float f) -{ - return (f <= 0 ? -199.9 : 8.6858896381*log(f)); -} - -static void v2db_float(t_object *x, t_float f) -{ - outlet_float(x->ob_outlet, v2db(f)); -} - -static void *v2db_new(void) -{ - t_object *x = (t_object *)pd_new(v2db_class); - outlet_new(x, &s_float); - return (x); -} - -void v2db_setup(void) -{ - v2db_class = class_new(gensym("v2db"), v2db_new, 0, - sizeof(t_object), 0, 0); - class_addfloat(v2db_class, (t_method)v2db_float); - class_sethelpsymbol(v2db_class, gensym("iemhelp/help-v2db")); -} diff --git a/src/iemlib1/vcf_filter~.c b/src/iemlib1/vcf_filter~.c deleted file mode 100644 index e961378..0000000 --- a/src/iemlib1/vcf_filter~.c +++ /dev/null @@ -1,327 +0,0 @@ -/* For information on usage and redistribution, and for a DISCLAIMER OF ALL -* WARRANTIES, see the file, "LICENSE.txt," in this distribution. - -iemlib1 written by Thomas Musil, Copyright (c) IEM KUG Graz Austria 2000 - 2005 */ - -#include "m_pd.h" -#include "iemlib.h" -#include <string.h> -#include <math.h> - -/* ---------- vcf_filter~ - slow dynamic vcf_filter 1. and 2. order ----------- */ - -typedef struct _vcf_filter_tilde -{ - t_object x_obj; - t_float x_wn1; - t_float x_wn2; - t_float x_msi; - char x_filtname[6]; -} t_vcf_filter_tilde; - -t_class *vcf_filter_tilde_class; - -static t_int *vcf_filter_tilde_perform_snafu(t_int *w) -{ - t_float *in = (t_float *)(w[1]); - t_float *out = (t_float *)(w[4]); - int n = (t_int)(w[6]); - - while(n--) - *out++ = *in++; - return(w+7); -} - -/* -lp2 -wn0 = *in++ - rcp*(2.0f*(2.0f - l2)*wn1 + (l2 - al)*wn2); -*out++ = rcp*(wn0 + 2.0f*wn1 + wn2); -wn2 = wn1; -wn1 = wn0; - - bp2 - wn0 = *in++ - rcp*(2.0f*(2.0f - l2)*wn1 + (l2 - al)*wn2); - *out++ = rcp*al*(wn0 - wn2); - wn2 = wn1; - wn1 = wn0; - - rbp2 - wn0 = *in++ - rcp*(2.0f*(2.0f - l2)*wn1 + (l2 - al)*wn2); - *out++ = rcp*l*(wn0 - wn2); - wn2 = wn1; - wn1 = wn0; - - hp2 - wn0 = *in++ - rcp*(2.0f*(2.0f - l2)*wn1 + (l2 - al)*wn2); - *out++ = rcp*(wn0 - 2.0f*wn1 + wn2); - wn2 = wn1; - wn1 = wn0; - -*/ - -static t_int *vcf_filter_tilde_perform_lp2(t_int *w) -{ - t_float *in = (t_float *)(w[1]); - t_float *lp = (t_float *)(w[2]); - t_float *q = (t_float *)(w[3]); - t_float *out = (t_float *)(w[4]); - t_vcf_filter_tilde *x = (t_vcf_filter_tilde *)(w[5]); - int i, n = (t_int)(w[6]); - t_float wn0, wn1=x->x_wn1, wn2=x->x_wn2; - t_float l, al, l2, rcp; - - for(i=0; i<n; i+=4) - { - l = lp[i]; - if(q[i] < 0.000001f) - al = 1000000.0f*l; - else if(q[i] > 1000000.0f) - al = 0.000001f*l; - else - al = l/q[i]; - l2 = l*l + 1.0f; - rcp = 1.0f/(al + l2); - - wn0 = *in++ - rcp*(2.0f*(2.0f - l2)*wn1 + (l2 - al)*wn2); - *out++ = rcp*(wn0 + 2.0f*wn1 + wn2); - wn2 = wn1; - wn1 = wn0; - - wn0 = *in++ - rcp*(2.0f*(2.0f - l2)*wn1 + (l2 - al)*wn2); - *out++ = rcp*(wn0 + 2.0f*wn1 + wn2); - wn2 = wn1; - wn1 = wn0; - - wn0 = *in++ - rcp*(2.0f*(2.0f - l2)*wn1 + (l2 - al)*wn2); - *out++ = rcp*(wn0 + 2.0f*wn1 + wn2); - wn2 = wn1; - wn1 = wn0; - - wn0 = *in++ - rcp*(2.0f*(2.0f - l2)*wn1 + (l2 - al)*wn2); - *out++ = rcp*(wn0 + 2.0f*wn1 + wn2); - wn2 = wn1; - wn1 = wn0; - } - /* NAN protect */ - if(IEM_DENORMAL(wn2)) - wn2 = 0.0f; - if(IEM_DENORMAL(wn1)) - wn1 = 0.0f; - - x->x_wn1 = wn1; - x->x_wn2 = wn2; - return(w+7); -} - -static t_int *vcf_filter_tilde_perform_bp2(t_int *w) -{ - t_float *in = (t_float *)(w[1]); - t_float *lp = (t_float *)(w[2]); - t_float *q = (t_float *)(w[3]); - t_float *out = (t_float *)(w[4]); - t_vcf_filter_tilde *x = (t_vcf_filter_tilde *)(w[5]); - int i, n = (t_int)(w[6]); - t_float wn0, wn1=x->x_wn1, wn2=x->x_wn2; - t_float l, al, l2, rcp; - - for(i=0; i<n; i+=4) - { - l = lp[i]; - if(q[i] < 0.000001f) - al = 1000000.0f*l; - else if(q[i] > 1000000.0f) - al = 0.000001f*l; - else - al = l/q[i]; - l2 = l*l + 1.0f; - rcp = 1.0f/(al + l2); - - - wn0 = *in++ - rcp*(2.0f*(2.0f - l2)*wn1 + (l2 - al)*wn2); - *out++ = rcp*al*(wn0 - wn2); - wn2 = wn1; - wn1 = wn0; - - wn0 = *in++ - rcp*(2.0f*(2.0f - l2)*wn1 + (l2 - al)*wn2); - *out++ = rcp*al*(wn0 - wn2); - wn2 = wn1; - wn1 = wn0; - - wn0 = *in++ - rcp*(2.0f*(2.0f - l2)*wn1 + (l2 - al)*wn2); - *out++ = rcp*al*(wn0 - wn2); - wn2 = wn1; - wn1 = wn0; - - wn0 = *in++ - rcp*(2.0f*(2.0f - l2)*wn1 + (l2 - al)*wn2); - *out++ = rcp*al*(wn0 - wn2); - wn2 = wn1; - wn1 = wn0; - } - /* NAN protect */ - if(IEM_DENORMAL(wn2)) - wn2 = 0.0f; - if(IEM_DENORMAL(wn1)) - wn1 = 0.0f; - - x->x_wn1 = wn1; - x->x_wn2 = wn2; - return(w+7); -} - -static t_int *vcf_filter_tilde_perform_rbp2(t_int *w) -{ - t_float *in = (t_float *)(w[1]); - t_float *lp = (t_float *)(w[2]); - t_float *q = (t_float *)(w[3]); - t_float *out = (t_float *)(w[4]); - t_vcf_filter_tilde *x = (t_vcf_filter_tilde *)(w[5]); - int i, n = (t_int)(w[6]); - t_float wn0, wn1=x->x_wn1, wn2=x->x_wn2; - t_float al, l, l2, rcp; - - for(i=0; i<n; i+=4) - { - l = lp[i]; - if(q[i] < 0.000001f) - al = 1000000.0f*l; - else if(q[i] > 1000000.0f) - al = 0.000001f*l; - else - al = l/q[i]; - l2 = l*l + 1.0f; - rcp = 1.0f/(al + l2); - - - wn0 = *in++ - rcp*(2.0f*(2.0f - l2)*wn1 + (l2 - al)*wn2); - *out++ = rcp*l*(wn0 - wn2); - wn2 = wn1; - wn1 = wn0; - - wn0 = *in++ - rcp*(2.0f*(2.0f - l2)*wn1 + (l2 - al)*wn2); - *out++ = rcp*l*(wn0 - wn2); - wn2 = wn1; - wn1 = wn0; - - wn0 = *in++ - rcp*(2.0f*(2.0f - l2)*wn1 + (l2 - al)*wn2); - *out++ = rcp*l*(wn0 - wn2); - wn2 = wn1; - wn1 = wn0; - - wn0 = *in++ - rcp*(2.0f*(2.0f - l2)*wn1 + (l2 - al)*wn2); - *out++ = rcp*l*(wn0 - wn2); - wn2 = wn1; - wn1 = wn0; - } - /* NAN protect */ - if(IEM_DENORMAL(wn2)) - wn2 = 0.0f; - if(IEM_DENORMAL(wn1)) - wn1 = 0.0f; - - x->x_wn1 = wn1; - x->x_wn2 = wn2; - return(w+7); -} - -static t_int *vcf_filter_tilde_perform_hp2(t_int *w) -{ - t_float *in = (t_float *)(w[1]); - t_float *lp = (t_float *)(w[2]); - t_float *q = (t_float *)(w[3]); - t_float *out = (t_float *)(w[4]); - t_vcf_filter_tilde *x = (t_vcf_filter_tilde *)(w[5]); - int i, n = (t_int)(w[6]); - t_float wn0, wn1=x->x_wn1, wn2=x->x_wn2; - t_float l, al, l2, rcp, forw; - - for(i=0; i<n; i+=4) - { - l = lp[i]; - if(q[i] < 0.000001f) - al = 1000000.0f*l; - else if(q[i] > 1000000.0f) - al = 0.000001f*l; - else - al = l/q[i]; - l2 = l*l + 1.0f; - rcp = 1.0f/(al + l2); - forw = rcp * (l2 - 1.0f); - - wn0 = *in++ - rcp*(2.0f*(2.0f - l2)*wn1 + (l2 - al)*wn2); - *out++ = forw*(wn0 - 2.0f*wn1 + wn2); - wn2 = wn1; - wn1 = wn0; - - wn0 = *in++ - rcp*(2.0f*(2.0f - l2)*wn1 + (l2 - al)*wn2); - *out++ = forw*(wn0 - 2.0f*wn1 + wn2); - wn2 = wn1; - wn1 = wn0; - - wn0 = *in++ - rcp*(2.0f*(2.0f - l2)*wn1 + (l2 - al)*wn2); - *out++ = forw*(wn0 - 2.0f*wn1 + wn2); - wn2 = wn1; - wn1 = wn0; - - wn0 = *in++ - rcp*(2.0f*(2.0f - l2)*wn1 + (l2 - al)*wn2); - *out++ = forw*(wn0 - 2.0f*wn1 + wn2); - wn2 = wn1; - wn1 = wn0; - } - /* NAN protect */ - if(IEM_DENORMAL(wn2)) - wn2 = 0.0f; - if(IEM_DENORMAL(wn1)) - wn1 = 0.0f; - - x->x_wn1 = wn1; - x->x_wn2 = wn2; - return(w+7); -} - -static void vcf_filter_tilde_dsp(t_vcf_filter_tilde *x, t_signal **sp) -{ - if(!strcmp(x->x_filtname,"bp2")) - dsp_add(vcf_filter_tilde_perform_bp2, 6, sp[0]->s_vec, sp[1]->s_vec, - sp[2]->s_vec, sp[3]->s_vec, x, sp[0]->s_n); - else if(!strcmp(x->x_filtname,"rbp2")) - dsp_add(vcf_filter_tilde_perform_rbp2, 6, sp[0]->s_vec, sp[1]->s_vec, - sp[2]->s_vec, sp[3]->s_vec, x, sp[0]->s_n); - else if(!strcmp(x->x_filtname,"lp2")) - dsp_add(vcf_filter_tilde_perform_lp2, 6, sp[0]->s_vec, sp[1]->s_vec, - sp[2]->s_vec, sp[3]->s_vec, x, sp[0]->s_n); - else if(!strcmp(x->x_filtname,"hp2")) - dsp_add(vcf_filter_tilde_perform_hp2, 6, sp[0]->s_vec, sp[1]->s_vec, - sp[2]->s_vec, sp[3]->s_vec, x, sp[0]->s_n); - else - { - dsp_add(vcf_filter_tilde_perform_snafu, 6, sp[0]->s_vec, sp[1]->s_vec, - sp[2]->s_vec, sp[3]->s_vec, x, sp[0]->s_n); - post("vcf_filter~-Error: 1. initial-arguments: <sym> kind: lp2, bp2, rbp2, hp2!"); - } -} - -static void *vcf_filter_tilde_new(t_symbol *filt_typ) -{ - t_vcf_filter_tilde *x = (t_vcf_filter_tilde *)pd_new(vcf_filter_tilde_class); - char *c; - - inlet_new(&x->x_obj, &x->x_obj.ob_pd, &s_signal, &s_signal); - inlet_new(&x->x_obj, &x->x_obj.ob_pd, &s_signal, &s_signal); - outlet_new(&x->x_obj, &s_signal); - x->x_msi = 0; - x->x_wn1 = 0.0f; - x->x_wn2 = 0.0f; - c = (char *)filt_typ->s_name; - c[5] = 0; - strcpy(x->x_filtname, c); - return(x); -} - -void vcf_filter_tilde_setup(void) -{ - vcf_filter_tilde_class = class_new(gensym("vcf_filter~"), (t_newmethod)vcf_filter_tilde_new, - 0, sizeof(t_vcf_filter_tilde), 0, A_SYMBOL, 0); - CLASS_MAINSIGNALIN(vcf_filter_tilde_class, t_vcf_filter_tilde, x_msi); - class_addmethod(vcf_filter_tilde_class, (t_method)vcf_filter_tilde_dsp, gensym("dsp"), 0); - class_sethelpsymbol(vcf_filter_tilde_class, gensym("iemhelp/help-vcf_filter~")); -} |