Update of /cvsroot/pure-data/externals/iemlib/src/iemlib1
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv28791
Modified Files:
biquad_freq_resp.c db2v.c f2note.c forpp.c gate.c iemlib.h
iemlib1.c sigFIR.c sigfilter.c sighml_shelf.c sigiem_cot4.c
sigiem_delay.c sigiem_pow4.c sigiem_sqrt4.c siglp1_t.c
sigmov_avrg_kern.c sigpara_bp2.c sigpeakenv.c sigprvu.c
sigpvu.c sigrvu.c sigsin_phase.c sigvcf_filter.c
soundfile_info.c split.c v2db.c
Log Message:
updated to release-1.16
Index: sigFIR.c
===================================================================
RCS file: /cvsroot/pure-data/externals/iemlib/src/iemlib1/sigFIR.c,v
retrieving revision 1.1.1.1
retrieving revision 1.2
diff -C2 -d -r1.1.1.1 -r1.2
*** sigFIR.c 18 May 2004 21:33:29 -0000 1.1.1.1
--- sigFIR.c 2 Jun 2005 18:23:54 -0000 1.2
***************
*** 1,177 ****
! /* 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 - 2003 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #include "m_pd.h"
! #include "iemlib.h"
! #include <math.h>
! #include <stdio.h>
! #include <string.h>
!
!
! /* ---------- FIR~ - FIR-filter with table~-coef ----------- */
!
! typedef struct sigFIR
! {
! t_object x_obj;
! float *x_coef_beg;
! float *x_history_beg;
! int x_rw_index;
! int x_fir_order;
! t_symbol *x_table_name;
! float x_msi;
! } t_sigFIR;
!
! t_class *sigFIR_class;
!
! static t_int *sigFIR_perform(t_int *w)
! {
! float *in = (float *)(w[1]);
! float *out = (float *)(w[2]);
! t_sigFIR *x = (t_sigFIR *)(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;
! float sum=0.0f;
! float *coef = x->x_coef_beg;
! float *write_hist1=x->x_history_beg;
! float *write_hist2;
! float *read_hist;
! float *coef_vec;
! float *hist_vec;
!
! if(!coef)
! goto sigFIRperfzero;
!
! 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);
!
! sigFIRperfzero:
!
! while(n--)
! *out++ = 0.0f;
! return(w+5);
! }
!
! void sigFIR_set(t_sigFIR *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 = (float *)resizebytes(x->x_history_beg, 2*x->x_fir_order*sizeof(float), 2*order*sizeof(float));
! x->x_fir_order = order;
! }
!
! static void sigFIR_dsp(t_sigFIR *x, t_signal **sp)
! {
! sigFIR_set(x, x->x_table_name, x->x_fir_order);
! dsp_add(sigFIR_perform, 4, sp[0]->s_vec, sp[1]->s_vec, x, sp[0]->s_n);
! }
!
! static void *sigFIR_new(t_symbol *ref, t_floatarg np)
! {
! t_sigFIR *x = (t_sigFIR *)pd_new(sigFIR_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 = (float *)getbytes((2*x->x_fir_order)*sizeof(float));
! x->x_rw_index = 0;
! return(x);
! }
!
! static void sigFIR_free(t_sigFIR *x)
! {
! if(x->x_history_beg)
! freebytes(x->x_history_beg, (2*x->x_fir_order)*sizeof(float));
! }
!
! void sigFIR_setup(void)
! {
! sigFIR_class = class_new(gensym("FIR~"), (t_newmethod)sigFIR_new,
! (t_method)sigFIR_free, sizeof(t_sigFIR), 0, A_DEFSYM, A_DEFFLOAT, 0);
! CLASS_MAINSIGNALIN(sigFIR_class, t_sigFIR, x_msi);
! class_addmethod(sigFIR_class, (t_method)sigFIR_dsp, gensym("dsp"), 0);
! class_addmethod(sigFIR_class, (t_method)sigFIR_set,
! gensym("set"), A_SYMBOL, A_FLOAT, 0);
! class_sethelpsymbol(sigFIR_class, gensym("iemhelp/help-FIR~"));
! }
--- 1,177 ----
! /* 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 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #include "m_pd.h"
! #include "iemlib.h"
! #include <math.h>
! #include <stdio.h>
! #include <string.h>
!
!
! /* ---------- FIR~ - FIR-filter with table-coef ----------- */
!
! typedef struct sigFIR
! {
! t_object x_obj;
! float *x_coef_beg;
! float *x_history_beg;
! int x_rw_index;
! int x_fir_order;
! t_symbol *x_table_name;
! float x_msi;
! } t_sigFIR;
!
! t_class *sigFIR_class;
!
! static t_int *sigFIR_perform(t_int *w)
! {
! float *in = (float *)(w[1]);
! float *out = (float *)(w[2]);
! t_sigFIR *x = (t_sigFIR *)(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;
! float sum=0.0f;
! float *coef = x->x_coef_beg;
! float *write_hist1=x->x_history_beg;
! float *write_hist2;
! float *read_hist;
! float *coef_vec;
! float *hist_vec;
!
! if(!coef)
! goto sigFIRperfzero;
!
! 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);
!
! sigFIRperfzero:
!
! while(n--)
! *out++ = 0.0f;
! return(w+5);
! }
!
! void sigFIR_set(t_sigFIR *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 = (float *)resizebytes(x->x_history_beg, 2*x->x_fir_order*sizeof(float), 2*order*sizeof(float));
! x->x_fir_order = order;
! }
!
! static void sigFIR_dsp(t_sigFIR *x, t_signal **sp)
! {
! sigFIR_set(x, x->x_table_name, x->x_fir_order);
! dsp_add(sigFIR_perform, 4, sp[0]->s_vec, sp[1]->s_vec, x, sp[0]->s_n);
! }
!
! static void *sigFIR_new(t_symbol *ref, t_floatarg np)
! {
! t_sigFIR *x = (t_sigFIR *)pd_new(sigFIR_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 = (float *)getbytes((2*x->x_fir_order)*sizeof(float));
! x->x_rw_index = 0;
! return(x);
! }
!
! static void sigFIR_free(t_sigFIR *x)
! {
! if(x->x_history_beg)
! freebytes(x->x_history_beg, (2*x->x_fir_order)*sizeof(float));
! }
!
! void sigFIR_setup(void)
! {
! sigFIR_class = class_new(gensym("FIR~"), (t_newmethod)sigFIR_new,
! (t_method)sigFIR_free, sizeof(t_sigFIR), 0, A_DEFSYM, A_DEFFLOAT, 0);
! CLASS_MAINSIGNALIN(sigFIR_class, t_sigFIR, x_msi);
! class_addmethod(sigFIR_class, (t_method)sigFIR_dsp, gensym("dsp"), 0);
! class_addmethod(sigFIR_class, (t_method)sigFIR_set,
! gensym("set"), A_SYMBOL, A_FLOAT, 0);
! class_sethelpsymbol(sigFIR_class, gensym("iemhelp/help-FIR~"));
! }
Index: iemlib.h
===================================================================
RCS file: /cvsroot/pure-data/externals/iemlib/src/iemlib1/iemlib.h,v
retrieving revision 1.2
retrieving revision 1.3
diff -C2 -d -r1.2 -r1.3
*** iemlib.h 9 Mar 2005 17:15:59 -0000 1.2
--- iemlib.h 2 Jun 2005 18:23:54 -0000 1.3
***************
*** 1,100 ****
! /* 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 - 2003 */
!
! #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];
! };
!
! #define IEM_DENORMAL(f) !(*(unsigned int*)&(f))&0x60000000
!
! #endif
--- 1,102 ----
! /* 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];
! };
!
! #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 */
!
! #endif
Index: siglp1_t.c
===================================================================
RCS file: /cvsroot/pure-data/externals/iemlib/src/iemlib1/siglp1_t.c,v
retrieving revision 1.2
retrieving revision 1.3
diff -C2 -d -r1.2 -r1.3
*** siglp1_t.c 9 Mar 2005 17:15:59 -0000 1.2
--- siglp1_t.c 2 Jun 2005 18:23:54 -0000 1.3
***************
*** 1,219 ****
! /* 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 - 2003 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #include "m_pd.h"
! #include "iemlib.h"
! #include <math.h>
! #include <stdio.h>
! #include <string.h>
!
!
! /* -- lp1_t~ - slow dynamic lowpass-filter 1. order with tau input --- */
!
! typedef struct siglp1_t
! {
! t_object x_obj;
! float yn1;
! float c0;
! float c1;
! float sr;
! float cur_t;
! float delta_t;
! float end_t;
! float ticks_per_interpol_time;
! float rcp_ticks;
! float interpol_time;
! int ticks;
! int counter_t;
! float x_msi;
! } t_siglp1_t;
!
! t_class *siglp1_t_class;
!
! static void siglp1_t_dsp_tick(t_siglp1_t *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 *siglp1_t_perform(t_int *w)
! {
! float *in = (float *)(w[1]);
! float *out = (float *)(w[2]);
! t_siglp1_t *x = (t_siglp1_t *)(w[3]);
! int i, n = (t_int)(w[4]);
! float yn0, yn1=x->yn1;
! float c0=x->c0, c1=x->c1;
!
! siglp1_t_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 *siglp1_t_perf8(t_int *w)
! {
! float *in = (float *)(w[1]);
! float *out = (float *)(w[2]);
! t_siglp1_t *x = (t_siglp1_t *)(w[3]);
! int i, n = (t_int)(w[4]);
! float yn[9];
! float c0=x->c0, c1=x->c1;
!
! siglp1_t_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 siglp1_t_ft2(t_siglp1_t *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 / (float)i;
! }
!
! static void siglp1_t_ft1(t_siglp1_t *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 siglp1_t_dsp(t_siglp1_t *x, t_signal **sp)
! {
! int i, n=(int)sp[0]->s_n;
!
! x->sr = -1000.0f / (float)(sp[0]->s_sr);
! x->ticks_per_interpol_time = 0.001f * (float)(sp[0]->s_sr) / (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 / (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(siglp1_t_perform, 4, sp[0]->s_vec, sp[1]->s_vec, x, n);
! else
! dsp_add(siglp1_t_perf8, 4, sp[0]->s_vec, sp[1]->s_vec, x, n);
! }
!
! static void *siglp1_t_new(t_symbol *s, int argc, t_atom *argv)
! {
! t_siglp1_t *x = (t_siglp1_t *)pd_new(siglp1_t_class);
! int i;
! 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 = (float)atom_getfloatarg(0, argc, argv);
! if((argc >= 2)&&IS_A_FLOAT(argv,1))
! interpol = (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 / (float)i;
! x->end_t = x->cur_t;
! return (x);
! }
!
! void siglp1_t_setup(void)
! {
! siglp1_t_class = class_new(gensym("lp1_t~"), (t_newmethod)siglp1_t_new,
! 0, sizeof(t_siglp1_t), 0, A_GIMME, 0);
! CLASS_MAINSIGNALIN(siglp1_t_class, t_siglp1_t, x_msi);
! class_addmethod(siglp1_t_class, (t_method)siglp1_t_dsp, gensym("dsp"), 0);
! class_addmethod(siglp1_t_class, (t_method)siglp1_t_ft1, gensym("ft1"), A_FLOAT, 0);
! class_addmethod(siglp1_t_class, (t_method)siglp1_t_ft2, gensym("ft2"), A_FLOAT, 0);
! class_sethelpsymbol(siglp1_t_class, gensym("iemhelp/help-lp1_t~"));
! }
--- 1,219 ----
! /* 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 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #include "m_pd.h"
! #include "iemlib.h"
! #include <math.h>
! #include <stdio.h>
! #include <string.h>
!
!
! /* -- lp1_t~ - slow dynamic lowpass-filter 1. order with tau input --- */
!
! typedef struct siglp1_t
! {
! t_object x_obj;
! float yn1;
! float c0;
! float c1;
! float sr;
! float cur_t;
! float delta_t;
! float end_t;
! float ticks_per_interpol_time;
! float rcp_ticks;
! float interpol_time;
! int ticks;
! int counter_t;
! float x_msi;
! } t_siglp1_t;
!
! t_class *siglp1_t_class;
!
! static void siglp1_t_dsp_tick(t_siglp1_t *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 *siglp1_t_perform(t_int *w)
! {
! float *in = (float *)(w[1]);
! float *out = (float *)(w[2]);
! t_siglp1_t *x = (t_siglp1_t *)(w[3]);
! int i, n = (t_int)(w[4]);
! float yn0, yn1=x->yn1;
! float c0=x->c0, c1=x->c1;
!
! siglp1_t_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 *siglp1_t_perf8(t_int *w)
! {
! float *in = (float *)(w[1]);
! float *out = (float *)(w[2]);
! t_siglp1_t *x = (t_siglp1_t *)(w[3]);
! int i, n = (t_int)(w[4]);
! float yn[9];
! float c0=x->c0, c1=x->c1;
!
! siglp1_t_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 siglp1_t_ft2(t_siglp1_t *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 / (float)i;
! }
!
! static void siglp1_t_ft1(t_siglp1_t *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 siglp1_t_dsp(t_siglp1_t *x, t_signal **sp)
! {
! int i, n=(int)sp[0]->s_n;
!
! x->sr = -1000.0f / (float)(sp[0]->s_sr);
! x->ticks_per_interpol_time = 0.001f * (float)(sp[0]->s_sr) / (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 / (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(siglp1_t_perform, 4, sp[0]->s_vec, sp[1]->s_vec, x, n);
! else
! dsp_add(siglp1_t_perf8, 4, sp[0]->s_vec, sp[1]->s_vec, x, n);
! }
!
! static void *siglp1_t_new(t_symbol *s, int argc, t_atom *argv)
! {
! t_siglp1_t *x = (t_siglp1_t *)pd_new(siglp1_t_class);
! int i;
! 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 = (float)atom_getfloatarg(0, argc, argv);
! if((argc >= 2)&&IS_A_FLOAT(argv,1))
! interpol = (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 / (float)i;
! x->end_t = x->cur_t;
! return (x);
! }
!
! void siglp1_t_setup(void)
! {
! siglp1_t_class = class_new(gensym("lp1_t~"), (t_newmethod)siglp1_t_new,
! 0, sizeof(t_siglp1_t), 0, A_GIMME, 0);
! CLASS_MAINSIGNALIN(siglp1_t_class, t_siglp1_t, x_msi);
! class_addmethod(siglp1_t_class, (t_method)siglp1_t_dsp, gensym("dsp"), 0);
! class_addmethod(siglp1_t_class, (t_method)siglp1_t_ft1, gensym("ft1"), A_FLOAT, 0);
! class_addmethod(siglp1_t_class, (t_method)siglp1_t_ft2, gensym("ft2"), A_FLOAT, 0);
! class_sethelpsymbol(siglp1_t_class, gensym("iemhelp/help-lp1_t~"));
! }
Index: soundfile_info.c
===================================================================
RCS file: /cvsroot/pure-data/externals/iemlib/src/iemlib1/soundfile_info.c,v
retrieving revision 1.1.1.1
retrieving revision 1.2
diff -C2 -d -r1.1.1.1 -r1.2
*** soundfile_info.c 18 May 2004 21:33:30 -0000 1.1.1.1
--- soundfile_info.c 2 Jun 2005 18:23:54 -0000 1.2
***************
*** 1,261 ****
! /* 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 - 2003 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
! #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 ------------------------------- */
!
! 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, (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, (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, (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, (float)header_size);
!
! filesize -= header_size;
! filesize /= bps;
! SETFLOAT(x->x_atheader+SFI_HEADER_MULTICHANNEL_FILE_LENGTH, (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"));
! }
!
--- 1,261 ----
! /* 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 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
! #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, (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, (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, (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, (float)header_size);
!
! filesize -= header_size;
! filesize /= bps;
! SETFLOAT(x->x_atheader+SFI_HEADER_MULTICHANNEL_FILE_LENGTH, (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"));
! }
Index: sigpeakenv.c
===================================================================
RCS file: /cvsroot/pure-data/externals/iemlib/src/iemlib1/sigpeakenv.c,v
retrieving revision 1.2
retrieving revision 1.3
diff -C2 -d -r1.2 -r1.3
*** sigpeakenv.c 9 Mar 2005 17:15:59 -0000 1.2
--- sigpeakenv.c 2 Jun 2005 18:23:54 -0000 1.3
***************
*** 1,102 ****
! /* 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 - 2003 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #include "m_pd.h"
! #include "iemlib.h"
! #include <math.h>
! #include <stdio.h>
! #include <string.h>
!
! /* ---------------- peakenv~ - simple peak-envelope-converter. ----------------- */
!
! typedef struct sigpeakenv
! {
! t_object x_obj;
! float x_sr;
! float x_old_peak;
! float x_c1;
! float x_releasetime;
! float x_msi;
! } t_sigpeakenv;
!
! t_class *sigpeakenv_class;
!
! static void sigpeakenv_reset(t_sigpeakenv *x)
! {
! x->x_old_peak = 0.0f;
! }
!
! static void sigpeakenv_ft1(t_sigpeakenv *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 *sigpeakenv_perform(t_int *w)
! {
! float *in = (float *)(w[1]);
! float *out = (float *)(w[2]);
! t_sigpeakenv *x = (t_sigpeakenv *)(w[3]);
! int n = (int)(w[4]);
! float peak = x->x_old_peak;
! float c1 = x->x_c1;
! 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 sigpeakenv_dsp(t_sigpeakenv *x, t_signal **sp)
! {
! x->x_sr = (float)sp[0]->s_sr;
! sigpeakenv_ft1(x, x->x_releasetime);
! dsp_add(sigpeakenv_perform, 4, sp[0]->s_vec, sp[1]->s_vec, x, sp[0]->s_n);
! }
!
! static void *sigpeakenv_new(t_floatarg f)
! {
! t_sigpeakenv *x = (t_sigpeakenv *)pd_new(sigpeakenv_class);
!
! if(f <= 0.0f)
! f = 0.0f;
! x->x_sr = 44100.0f;
! sigpeakenv_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 sigpeakenv_setup(void)
! {
! sigpeakenv_class = class_new(gensym("peakenv~"), (t_newmethod)sigpeakenv_new,
! 0, sizeof(t_sigpeakenv), 0, A_DEFFLOAT, 0);
! CLASS_MAINSIGNALIN(sigpeakenv_class, t_sigpeakenv, x_msi);
! class_addmethod(sigpeakenv_class, (t_method)sigpeakenv_dsp, gensym("dsp"), 0);
! class_addmethod(sigpeakenv_class, (t_method)sigpeakenv_ft1, gensym("ft1"), A_FLOAT, 0);
! class_addmethod(sigpeakenv_class, (t_method)sigpeakenv_reset, gensym("reset"), 0);
! class_sethelpsymbol(sigpeakenv_class, gensym("iemhelp/help-peakenv~"));
! }
--- 1,102 ----
! /* 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 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #include "m_pd.h"
! #include "iemlib.h"
! #include <math.h>
! #include <stdio.h>
! #include <string.h>
!
! /* ---------------- peakenv~ - simple peak-envelope-converter. ----------------- */
!
! typedef struct sigpeakenv
! {
! t_object x_obj;
! float x_sr;
! float x_old_peak;
! float x_c1;
! float x_releasetime;
! float x_msi;
! } t_sigpeakenv;
!
! t_class *sigpeakenv_class;
!
! static void sigpeakenv_reset(t_sigpeakenv *x)
! {
! x->x_old_peak = 0.0f;
! }
!
! static void sigpeakenv_ft1(t_sigpeakenv *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 *sigpeakenv_perform(t_int *w)
! {
! float *in = (float *)(w[1]);
! float *out = (float *)(w[2]);
! t_sigpeakenv *x = (t_sigpeakenv *)(w[3]);
! int n = (int)(w[4]);
! float peak = x->x_old_peak;
! float c1 = x->x_c1;
! 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 sigpeakenv_dsp(t_sigpeakenv *x, t_signal **sp)
! {
! x->x_sr = (float)sp[0]->s_sr;
! sigpeakenv_ft1(x, x->x_releasetime);
! dsp_add(sigpeakenv_perform, 4, sp[0]->s_vec, sp[1]->s_vec, x, sp[0]->s_n);
! }
!
! static void *sigpeakenv_new(t_floatarg f)
! {
! t_sigpeakenv *x = (t_sigpeakenv *)pd_new(sigpeakenv_class);
!
! if(f <= 0.0f)
! f = 0.0f;
! x->x_sr = 44100.0f;
! sigpeakenv_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 sigpeakenv_setup(void)
! {
! sigpeakenv_class = class_new(gensym("peakenv~"), (t_newmethod)sigpeakenv_new,
! 0, sizeof(t_sigpeakenv), 0, A_DEFFLOAT, 0);
! CLASS_MAINSIGNALIN(sigpeakenv_class, t_sigpeakenv, x_msi);
! class_addmethod(sigpeakenv_class, (t_method)sigpeakenv_dsp, gensym("dsp"), 0);
! class_addmethod(sigpeakenv_class, (t_method)sigpeakenv_ft1, gensym("ft1"), A_FLOAT, 0);
! class_addmethod(sigpeakenv_class, (t_method)sigpeakenv_reset, gensym("reset"), 0);
! class_sethelpsymbol(sigpeakenv_class, gensym("iemhelp/help-peakenv~"));
! }
Index: iemlib1.c
===================================================================
RCS file: /cvsroot/pure-data/externals/iemlib/src/iemlib1/iemlib1.c,v
retrieving revision 1.1.1.1
retrieving revision 1.2
diff -C2 -d -r1.1.1.1 -r1.2
*** iemlib1.c 18 May 2004 21:33:29 -0000 1.1.1.1
--- iemlib1.c 2 Jun 2005 18:23:54 -0000 1.2
***************
*** 1,82 ****
! /* 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 - 2003 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #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 forpp_setup(void);
! void gate_setup(void);
! void sigfilter_setup(void);
! void sigFIR_setup(void);
! void sighml_shelf_setup(void);
! void sigiem_cot4_setup(void);
! void sigiem_delay_setup(void);
! void sigiem_sqrt4_setup(void);
! void sigiem_pow4_setup(void);
! void siglp1_t_setup(void);
! void sigmov_avrg_kern_setup(void);
! void sigpara_bp2_setup(void);
! void sigpeakenv_setup(void);
! void sigprvu_setup(void);
! void sigpvu_setup(void);
! void sigrvu_setup(void);
! void sigsin_phase_setup(void);
! void sigvcf_filter_setup(void);
! void soundfile_info_setup(void);
! void split_setup(void);
! void v2db_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();
! forpp_setup();
! gate_setup();
! sigfilter_setup();
! sigFIR_setup();
! sighml_shelf_setup();
! sigiem_cot4_setup();
! sigiem_delay_setup();
! sigiem_sqrt4_setup();
! sigiem_pow4_setup();
! siglp1_t_setup();
! sigmov_avrg_kern_setup();
! sigpara_bp2_setup();
! sigpeakenv_setup();
! sigprvu_setup();
! sigpvu_setup();
! sigrvu_setup();
! sigsin_phase_setup();
! sigvcf_filter_setup();
! soundfile_info_setup();
! split_setup();
! v2db_setup();
!
! post("iemlib1 (R-1.15) library loaded!");
! }
--- 1,83 ----
! /* 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 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #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 forpp_setup(void);
! void gate_setup(void);
! void sigfilter_setup(void);
! void sigFIR_setup(void);
! void sighml_shelf_setup(void);
! void sigiem_cot4_setup(void);
! void sigiem_delay_setup(void);
! void sigiem_sqrt4_setup(void);
! void sigiem_pow4_setup(void);
! void siglp1_t_setup(void);
! void sigmov_avrg_kern_setup(void);
! void sigpara_bp2_setup(void);
! void sigpeakenv_setup(void);
! void sigprvu_setup(void);
! void sigpvu_setup(void);
! void sigrvu_setup(void);
! void sigsin_phase_setup(void);
! void sigvcf_filter_setup(void);
! void soundfile_info_setup(void);
! void split_setup(void);
! void v2db_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();
! forpp_setup();
! gate_setup();
! sigfilter_setup();
! sigFIR_setup();
! sighml_shelf_setup();
! sigiem_cot4_setup();
! sigiem_delay_setup();
! sigiem_sqrt4_setup();
! sigiem_pow4_setup();
! siglp1_t_setup();
! sigmov_avrg_kern_setup();
! sigpara_bp2_setup();
! sigpeakenv_setup();
! sigprvu_setup();
! sigpvu_setup();
! sigrvu_setup();
! sigsin_phase_setup();
! sigvcf_filter_setup();
! soundfile_info_setup();
! split_setup();
! v2db_setup();
!
! post("iemlib1 (R-1.16) library loaded! (c) Thomas Musil 05.2005");
! post(" musil%ciem.at iem KUG Graz Austria", '@');
! }
Index: biquad_freq_resp.c
===================================================================
RCS file: /cvsroot/pure-data/externals/iemlib/src/iemlib1/biquad_freq_resp.c,v
retrieving revision 1.2
retrieving revision 1.3
diff -C2 -d -r1.2 -r1.3
*** biquad_freq_resp.c 9 Mar 2005 17:15:59 -0000 1.2
--- biquad_freq_resp.c 2 Jun 2005 18:23:54 -0000 1.3
***************
*** 1,92 ****
! /* 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 - 2003 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #include "m_pd.h"
! #include "iemlib.h"
! #include <math.h>
! #include <stdio.h>
! #include <string.h>
!
! /* --------------------------- biquad_freq_resp ----------------------------- */
!
! typedef struct _biquad_freq_resp
! {
! t_object x_obj;
! float a0;
! float a1;
! float a2;
! float b1;
! 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_float f)
! {
! float re1, im1, re2, im2;
! 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"));
! }
--- 1,93 ----
! /* 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 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #include "m_pd.h"
! #include "iemlib.h"
! #include <math.h>
! #include <stdio.h>
! #include <string.h>
!
! /* ------------------------ biquad_freq_resp ------------------- */
! /* -- calculates the frequency responce of a biquad structure -- */
!
! typedef struct _biquad_freq_resp
! {
! t_object x_obj;
! float a0;
! float a1;
! float a2;
! float b1;
! 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_float f)
! {
! float re1, im1, re2, im2;
! 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"));
! }
Index: sigsin_phase.c
===================================================================
RCS file: /cvsroot/pure-data/externals/iemlib/src/iemlib1/sigsin_phase.c,v
retrieving revision 1.1.1.1
retrieving revision 1.2
diff -C2 -d -r1.1.1.1 -r1.2
*** sigsin_phase.c 18 May 2004 21:33:30 -0000 1.1.1.1
--- sigsin_phase.c 2 Jun 2005 18:23:54 -0000 1.2
***************
*** 1,129 ****
! /* 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 - 2003 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #include "m_pd.h"
! #include "iemlib.h"
! #include <math.h>
! #include <stdio.h>
! #include <string.h>
!
!
! /* --- sin_phase~ - output the phase-difference between 2 sinewaves in samples (sig) ---- */
!
! typedef struct sigsin_phase
! {
! t_object x_obj;
! float x_prev1;
! float x_prev2;
! float x_cur_out;
! int x_counter1;
! int x_counter2;
! int x_state1;
! int x_state2;
! float x_msi;
! } t_sigsin_phase;
!
! t_class *sigsin_phase_class;
!
! static t_int *sigsin_phase_perform(t_int *w)
! {
! float *in1 = (float *)(w[1]);
! float *in2 = (float *)(w[2]);
! float *out = (float *)(w[3]);
! t_sigsin_phase *x = (t_sigsin_phase *)(w[4]);
! int i, n = (t_int)(w[5]);
! float prev1=x->x_prev1;
! float prev2=x->x_prev2;
! 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))
! {
! state1 = 1;
! counter1 = 0;
! }
! else if((in1[i] < 0.0f) && (prev1 >= 0.0f))
! {
! state2 = 1;
! counter2 = 0;
! }
!
! if((in2[i] >= 0.0f) && (prev2 < 0.0f))
! {
! state1 = 0;
! cur_out = (float)(counter1);
! counter1 = 0;
! }
! else if((in2[i] < 0.0f) && (prev2 >= 0.0f))
! {
! state2 = 0;
! cur_out = (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 sigsin_phase_dsp(t_sigsin_phase *x, t_signal **sp)
! {
! dsp_add(sigsin_phase_perform, 5, sp[0]->s_vec, sp[1]->s_vec, sp[2]->s_vec, x, sp[0]->s_n);
! }
!
! static void *sigsin_phase_new(void)
! {
! t_sigsin_phase *x = (t_sigsin_phase *)pd_new(sigsin_phase_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 sigsin_phase_setup(void)
! {
! sigsin_phase_class = class_new(gensym("sin_phase~"), (t_newmethod)sigsin_phase_new,
! 0, sizeof(t_sigsin_phase), 0, 0);
! CLASS_MAINSIGNALIN(sigsin_phase_class, t_sigsin_phase, x_msi);
! class_addmethod(sigsin_phase_class, (t_method)sigsin_phase_dsp, gensym("dsp"), 0);
! class_sethelpsymbol(sigsin_phase_class, gensym("iemhelp/help-sin_phase~"));
! }
--- 1,129 ----
! /* 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 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #include "m_pd.h"
! #include "iemlib.h"
! #include <math.h>
! #include <stdio.h>
! #include <string.h>
!
!
! /* --- sin_phase~ - output the phase-difference between 2 sinewaves in samples (sig) ---- */
!
! typedef struct sigsin_phase
! {
! t_object x_obj;
! float x_prev1;
! float x_prev2;
! float x_cur_out;
! int x_counter1;
! int x_counter2;
! int x_state1;
! int x_state2;
! float x_msi;
! } t_sigsin_phase;
!
! t_class *sigsin_phase_class;
!
! static t_int *sigsin_phase_perform(t_int *w)
! {
! float *in1 = (float *)(w[1]);
! float *in2 = (float *)(w[2]);
! float *out = (float *)(w[3]);
! t_sigsin_phase *x = (t_sigsin_phase *)(w[4]);
! int i, n = (t_int)(w[5]);
! float prev1=x->x_prev1;
! float prev2=x->x_prev2;
! 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))
! {
! state1 = 1;
! counter1 = 0;
! }
! else if((in1[i] < 0.0f) && (prev1 >= 0.0f))
! {
! state2 = 1;
! counter2 = 0;
! }
!
! if((in2[i] >= 0.0f) && (prev2 < 0.0f))
! {
! state1 = 0;
! cur_out = (float)(counter1);
! counter1 = 0;
! }
! else if((in2[i] < 0.0f) && (prev2 >= 0.0f))
! {
! state2 = 0;
! cur_out = (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 sigsin_phase_dsp(t_sigsin_phase *x, t_signal **sp)
! {
! dsp_add(sigsin_phase_perform, 5, sp[0]->s_vec, sp[1]->s_vec, sp[2]->s_vec, x, sp[0]->s_n);
! }
!
! static void *sigsin_phase_new(void)
! {
! t_sigsin_phase *x = (t_sigsin_phase *)pd_new(sigsin_phase_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 sigsin_phase_setup(void)
! {
! sigsin_phase_class = class_new(gensym("sin_phase~"), (t_newmethod)sigsin_phase_new,
! 0, sizeof(t_sigsin_phase), 0, 0);
! CLASS_MAINSIGNALIN(sigsin_phase_class, t_sigsin_phase, x_msi);
! class_addmethod(sigsin_phase_class, (t_method)sigsin_phase_dsp, gensym("dsp"), 0);
! class_sethelpsymbol(sigsin_phase_class, gensym("iemhelp/help-sin_phase~"));
! }
Index: sigrvu.c
===================================================================
RCS file: /cvsroot/pure-data/externals/iemlib/src/iemlib1/sigrvu.c,v
retrieving revision 1.2
retrieving revision 1.3
diff -C2 -d -r1.2 -r1.3
*** sigrvu.c 9 Mar 2005 17:15:59 -0000 1.2
--- sigrvu.c 2 Jun 2005 18:23:54 -0000 1.3
***************
*** 1,187 ****
! /* 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 - 2003 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #include "m_pd.h"
! #include "iemlib.h"
! #include <math.h>
! #include <stdio.h>
! #include <string.h>
!
! /* ---------------- rvu~ - simple peak&rms-vu-meter. ----------------- */
!
! typedef struct sigrvu
! {
! t_object x_obj;
! void *x_clock_metro;
! int x_metro_time;
! float x_sum_rms;
! float x_old_rms;
! float x_rcp;
! float x_sr;
! float x_release_time;
! float x_c1;
! int x_started;
! float x_msi;
! } t_sigrvu;
!
! t_class *sigrvu_class;
! static void sigrvu_tick_metro(t_sigrvu *x);
!
! static void sigrvu_reset(t_sigrvu *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 sigrvu_stop(t_sigrvu *x)
! {
! clock_unset(x->x_clock_metro);
! x->x_started = 0;
! }
!
! static void sigrvu_start(t_sigrvu *x)
! {
! clock_delay(x->x_clock_metro, x->x_metro_time);
! x->x_started = 1;
! }
!
! static void sigrvu_float(t_sigrvu *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 sigrvu_t_release(t_sigrvu *x, t_floatarg release_time)
! {
! if(release_time <= 20.0f)
! release_time = 20.0f;
! x->x_release_time = release_time;
! x->x_c1 = exp(-2.0*(float)x->x_metro_time/x->x_release_time);
! }
!
! static void sigrvu_t_metro(t_sigrvu *x, t_floatarg metro_time)
! {
! if(metro_time <= 20.0f)
! metro_time = 20.0f;
! x->x_metro_time = (int)metro_time;
! x->x_c1 = exp(-2.0*(float)x->x_metro_time/x->x_release_time);
! x->x_rcp = 1.0f/(x->x_sr*(float)x->x_metro_time);
! }
!
! static t_int *sigrvu_perform(t_int *w)
! {
! float *in = (float *)(w[1]);
! t_sigrvu *x = (t_sigrvu *)(w[2]);
! int n = (int)(w[3]);
! float pow, 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 sigrvu_dsp(t_sigrvu *x, t_signal **sp)
! {
! x->x_sr = 0.001*(float)sp[0]->s_sr;
! x->x_rcp = 1.0f/(x->x_sr*(float)x->x_metro_time);
! dsp_add(sigrvu_perform, 3, sp[0]->s_vec, x, sp[0]->s_n);
! clock_delay(x->x_clock_metro, x->x_metro_time);
! }
!
! static void sigrvu_tick_metro(t_sigrvu *x)
! {
! 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 sigrvu_ff(t_sigrvu *x)
! {
! clock_free(x->x_clock_metro);
! }
!
! static void *sigrvu_new(t_floatarg metro_time, t_floatarg release_time)
! {
! t_sigrvu *x=(t_sigrvu *)pd_new(sigrvu_class);
! float t;
! int i;
!
! if(metro_time <= 0.0f)
! metro_time = 300.0f;
! if(metro_time <= 20.0f)
! metro_time = 20.0f;
! if(release_time <= 0.0f)
! release_time = 300.0f;
! if(release_time <= 20.0f)
! release_time = 20.0f;
! x->x_metro_time = (int)metro_time;
! x->x_release_time = release_time;
! x->x_c1 = exp(-2.0*(float)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*(float)x->x_metro_time);
! x->x_clock_metro = clock_new(x, (t_method)sigrvu_tick_metro);
! x->x_started = 1;
! outlet_new(&x->x_obj, &s_float);
! x->x_msi = 0.0f;
! return(x);
! }
!
! void sigrvu_setup(void)
! {
! sigrvu_class = class_new(gensym("rvu~"), (t_newmethod)sigrvu_new,
! (t_method)sigrvu_ff, sizeof(t_sigrvu), 0,
! A_DEFFLOAT, A_DEFFLOAT, 0);
! CLASS_MAINSIGNALIN(sigrvu_class, t_sigrvu, x_msi);
! class_addmethod(sigrvu_class, (t_method)sigrvu_dsp, gensym("dsp"), 0);
! class_addfloat(sigrvu_class, sigrvu_float);
! class_addmethod(sigrvu_class, (t_method)sigrvu_reset, gensym("reset"), 0);
! class_addmethod(sigrvu_class, (t_method)sigrvu_start, gensym("start"), 0);
! class_addmethod(sigrvu_class, (t_method)sigrvu_stop, gensym("stop"), 0);
! class_addmethod(sigrvu_class, (t_method)sigrvu_t_release, gensym("t_release"), A_FLOAT, 0);
! class_addmethod(sigrvu_class, (t_method)sigrvu_t_metro, gensym("t_metro"), A_FLOAT, 0);
! class_sethelpsymbol(sigrvu_class, gensym("iemhelp/help-rvu~"));
! }
--- 1,187 ----
! /* 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 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #include "m_pd.h"
! #include "iemlib.h"
! #include <math.h>
! #include <stdio.h>
! #include <string.h>
!
! /* ---------------- rvu~ - simple peak&rms-vu-meter. ----------------- */
!
! typedef struct sigrvu
! {
! t_object x_obj;
! void *x_clock_metro;
! int x_metro_time;
! float x_sum_rms;
! float x_old_rms;
! float x_rcp;
! float x_sr;
! float x_release_time;
! float x_c1;
! int x_started;
! float x_msi;
! } t_sigrvu;
!
! t_class *sigrvu_class;
! static void sigrvu_tick_metro(t_sigrvu *x);
!
! static void sigrvu_reset(t_sigrvu *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 sigrvu_stop(t_sigrvu *x)
! {
! clock_unset(x->x_clock_metro);
! x->x_started = 0;
! }
!
! static void sigrvu_start(t_sigrvu *x)
! {
! clock_delay(x->x_clock_metro, x->x_metro_time);
! x->x_started = 1;
! }
!
! static void sigrvu_float(t_sigrvu *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 sigrvu_t_release(t_sigrvu *x, t_floatarg release_time)
! {
! if(release_time <= 20.0f)
! release_time = 20.0f;
! x->x_release_time = release_time;
! x->x_c1 = exp(-2.0*(float)x->x_metro_time/x->x_release_time);
! }
!
! static void sigrvu_t_metro(t_sigrvu *x, t_floatarg metro_time)
! {
! if(metro_time <= 20.0f)
! metro_time = 20.0f;
! x->x_metro_time = (int)metro_time;
! x->x_c1 = exp(-2.0*(float)x->x_metro_time/x->x_release_time);
! x->x_rcp = 1.0f/(x->x_sr*(float)x->x_metro_time);
! }
!
! static t_int *sigrvu_perform(t_int *w)
! {
! float *in = (float *)(w[1]);
! t_sigrvu *x = (t_sigrvu *)(w[2]);
! int n = (int)(w[3]);
! float pow, 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 sigrvu_dsp(t_sigrvu *x, t_signal **sp)
! {
! x->x_sr = 0.001*(float)sp[0]->s_sr;
! x->x_rcp = 1.0f/(x->x_sr*(float)x->x_metro_time);
! dsp_add(sigrvu_perform, 3, sp[0]->s_vec, x, sp[0]->s_n);
! clock_delay(x->x_clock_metro, x->x_metro_time);
! }
!
! static void sigrvu_tick_metro(t_sigrvu *x)
! {
! 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 sigrvu_ff(t_sigrvu *x)
! {
! clock_free(x->x_clock_metro);
! }
!
! static void *sigrvu_new(t_floatarg metro_time, t_floatarg release_time)
! {
! t_sigrvu *x=(t_sigrvu *)pd_new(sigrvu_class);
! float t;
! int i;
!
! if(metro_time <= 0.0f)
! metro_time = 300.0f;
! if(metro_time <= 20.0f)
! metro_time = 20.0f;
! if(release_time <= 0.0f)
! release_time = 300.0f;
! if(release_time <= 20.0f)
! release_time = 20.0f;
! x->x_metro_time = (int)metro_time;
! x->x_release_time = release_time;
! x->x_c1 = exp(-2.0*(float)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*(float)x->x_metro_time);
! x->x_clock_metro = clock_new(x, (t_method)sigrvu_tick_metro);
! x->x_started = 1;
! outlet_new(&x->x_obj, &s_float);
! x->x_msi = 0.0f;
! return(x);
! }
!
! void sigrvu_setup(void)
! {
! sigrvu_class = class_new(gensym("rvu~"), (t_newmethod)sigrvu_new,
! (t_method)sigrvu_ff, sizeof(t_sigrvu), 0,
! A_DEFFLOAT, A_DEFFLOAT, 0);
! CLASS_MAINSIGNALIN(sigrvu_class, t_sigrvu, x_msi);
! class_addmethod(sigrvu_class, (t_method)sigrvu_dsp, gensym("dsp"), 0);
! class_addfloat(sigrvu_class, sigrvu_float);
! class_addmethod(sigrvu_class, (t_method)sigrvu_reset, gensym("reset"), 0);
! class_addmethod(sigrvu_class, (t_method)sigrvu_start, gensym("start"), 0);
! class_addmethod(sigrvu_class, (t_method)sigrvu_stop, gensym("stop"), 0);
! class_addmethod(sigrvu_class, (t_method)sigrvu_t_release, gensym("t_release"), A_FLOAT, 0);
! class_addmethod(sigrvu_class, (t_method)sigrvu_t_metro, gensym("t_metro"), A_FLOAT, 0);
! class_sethelpsymbol(sigrvu_class, gensym("iemhelp/help-rvu~"));
! }
Index: db2v.c
===================================================================
RCS file: /cvsroot/pure-data/externals/iemlib/src/iemlib1/db2v.c,v
retrieving revision 1.1.1.1
retrieving revision 1.2
diff -C2 -d -r1.1.1.1 -r1.2
*** db2v.c 18 May 2004 21:33:28 -0000 1.1.1.1
--- db2v.c 2 Jun 2005 18:23:54 -0000 1.2
***************
*** 1,45 ****
! /* 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 - 2003 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #include "m_pd.h"
! #include "iemlib.h"
! #include <math.h>
! #include <stdio.h>
! #include <string.h>
!
! /* ---------------- db2v - dB to value converter. ----------------- */
!
! static t_class *db2v_class;
!
! float db2v(float f)
! {
! return (f <= -199.9 ? 0 : exp(0.11512925465 * f));
! }
!
! static void db2v_float(t_object *x, t_float 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"));
! }
--- 1,45 ----
! /* 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 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #include "m_pd.h"
! #include "iemlib.h"
! #include <math.h>
! #include <stdio.h>
! #include <string.h>
!
! /* -------- db2v - a techn. dB to rms-value converter. --------- */
!
! static t_class *db2v_class;
!
! float db2v(float f)
! {
! return (f <= -199.9 ? 0 : exp(0.11512925465 * f));
! }
!
! static void db2v_float(t_object *x, t_float 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"));
! }
Index: sigiem_delay.c
===================================================================
RCS file: /cvsroot/pure-data/externals/iemlib/src/iemlib1/sigiem_delay.c,v
retrieving revision 1.1.1.1
retrieving revision 1.2
diff -C2 -d -r1.1.1.1 -r1.2
*** sigiem_delay.c 18 May 2004 21:33:30 -0000 1.1.1.1
--- sigiem_delay.c 2 Jun 2005 18:23:54 -0000 1.2
***************
*** 1,208 ****
! /* 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 (c) IEM KUG Graz Austria 2002 - 2003 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #include "m_pd.h"
! #include "iemlib.h"
! #include <math.h>
! #include <stdio.h>
! #include <string.h>
!
! /* -------------------------- sigiem_delay~ ------------------------------ */
! static t_class *sigiem_delay_class;
!
! #define IEMDELAY_DEF_VEC_SIZE 64
!
! typedef struct _sigiem_delay
! {
! 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_sigiem_delay;
!
! static void sigiem_delay_cur_del(t_sigiem_delay *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 *sigiem_delay_perform(t_int *w)
! {
! t_float *in = (t_float *)(w[1]);
! t_float *out = (t_float *)(w[2]);
! t_sigiem_delay *x = (t_sigiem_delay *)(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 *sigiem_delay_perf8(t_int *w)
! {
! t_float *in = (t_float *)(w[1]);
! t_float *out = (t_float *)(w[2]);
! t_sigiem_delay *x = (t_sigiem_delay *)(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 sigiem_delay_dsp(t_sigiem_delay *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(sigiem_delay_perform, 4, sp[0]->s_vec, sp[1]->s_vec, x, blocksize);
! else
! dsp_add(sigiem_delay_perf8, 4, sp[0]->s_vec, sp[1]->s_vec, x, blocksize);
! }
!
! static void *sigiem_delay_new(t_floatarg max_delay_ms, t_floatarg current_delay_ms)
! {
! t_sigiem_delay *x = (t_sigiem_delay *)pd_new(sigiem_delay_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 sigiem_delay_free(t_sigiem_delay *x)
! {
! freebytes(x->x_begmem1, 2 * x->x_mallocsize * sizeof(t_float));
! }
!
! void sigiem_delay_setup(void)
! {
! sigiem_delay_class = class_new(gensym("iem_delay~"), (t_newmethod)sigiem_delay_new, (t_method)sigiem_delay_free,
! sizeof(t_sigiem_delay), 0, A_DEFFLOAT, A_DEFFLOAT, 0);
! CLASS_MAINSIGNALIN(sigiem_delay_class, t_sigiem_delay, x_msi);
! class_addmethod(sigiem_delay_class, (t_method)sigiem_delay_dsp, gensym("dsp"), 0);
! class_addmethod(sigiem_delay_class, (t_method)sigiem_delay_cur_del, gensym("ft1"), A_FLOAT, 0);
! }
--- 1,209 ----
! /* 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 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #include "m_pd.h"
! #include "iemlib.h"
! #include <math.h>
! #include <stdio.h>
! #include <string.h>
!
! /* -------------------------- sigiem_delay~ ------------------------------ */
!
! static t_class *sigiem_delay_class;
!
! #define IEMDELAY_DEF_VEC_SIZE 64
!
! typedef struct _sigiem_delay
! {
! 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_sigiem_delay;
!
! static void sigiem_delay_cur_del(t_sigiem_delay *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 *sigiem_delay_perform(t_int *w)
! {
! t_float *in = (t_float *)(w[1]);
! t_float *out = (t_float *)(w[2]);
! t_sigiem_delay *x = (t_sigiem_delay *)(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 *sigiem_delay_perf8(t_int *w)
! {
! t_float *in = (t_float *)(w[1]);
! t_float *out = (t_float *)(w[2]);
! t_sigiem_delay *x = (t_sigiem_delay *)(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 sigiem_delay_dsp(t_sigiem_delay *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(sigiem_delay_perform, 4, sp[0]->s_vec, sp[1]->s_vec, x, blocksize);
! else
! dsp_add(sigiem_delay_perf8, 4, sp[0]->s_vec, sp[1]->s_vec, x, blocksize);
! }
!
! static void *sigiem_delay_new(t_floatarg max_delay_ms, t_floatarg current_delay_ms)
! {
! t_sigiem_delay *x = (t_sigiem_delay *)pd_new(sigiem_delay_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 sigiem_delay_free(t_sigiem_delay *x)
! {
! freebytes(x->x_begmem1, 2 * x->x_mallocsize * sizeof(t_float));
! }
!
! void sigiem_delay_setup(void)
! {
! sigiem_delay_class = class_new(gensym("iem_delay~"), (t_newmethod)sigiem_delay_new, (t_method)sigiem_delay_free,
! sizeof(t_sigiem_delay), 0, A_DEFFLOAT, A_DEFFLOAT, 0);
! CLASS_MAINSIGNALIN(sigiem_delay_class, t_sigiem_delay, x_msi);
! class_addmethod(sigiem_delay_class, (t_method)sigiem_delay_dsp, gensym("dsp"), 0);
! class_addmethod(sigiem_delay_class, (t_method)sigiem_delay_cur_del, gensym("ft1"), A_FLOAT, 0);
! }
Index: split.c
===================================================================
RCS file: /cvsroot/pure-data/externals/iemlib/src/iemlib1/split.c,v
retrieving revision 1.2
retrieving revision 1.3
diff -C2 -d -r1.2 -r1.3
*** split.c 9 Mar 2005 17:15:59 -0000 1.2
--- split.c 2 Jun 2005 18:23:54 -0000 1.3
***************
*** 1,54 ****
! /* 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 - 2003 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #include "m_pd.h"
! #include "iemlib.h"
! #include <math.h>
! #include <stdio.h>
! #include <string.h>
!
! /* --------------------------- split ----------------------------- */
!
! 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"));
! }
--- 1,54 ----
! /* 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 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #include "m_pd.h"
! #include "iemlib.h"
! #include <math.h>
! #include <stdio.h>
! #include <string.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"));
! }
Index: forpp.c
===================================================================
RCS file: /cvsroot/pure-data/externals/iemlib/src/iemlib1/forpp.c,v
retrieving revision 1.1.1.1
retrieving revision 1.2
diff -C2 -d -r1.1.1.1 -r1.2
*** forpp.c 18 May 2004 21:33:29 -0000 1.1.1.1
--- forpp.c 2 Jun 2005 18:23:54 -0000 1.2
***************
*** 1,192 ****
! /* 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 - 2003 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #include "m_pd.h"
! #include "iemlib.h"
! #include <math.h>
! #include <stdio.h>
! #include <string.h>
!
! /* -------------------------- forpp ------------------------------ */
!
! typedef struct _forpp
! {
! t_object x_obj;
! int x_beg;
! int x_end;
! 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_float 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_float 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_float 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++"));
! }
--- 1,193 ----
! /* 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 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #include "m_pd.h"
! #include "iemlib.h"
! #include <math.h>
! #include <stdio.h>
! #include <string.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;
! 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_float 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_float 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_float 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++"));
! }
Index: sigmov_avrg_kern.c
===================================================================
RCS file: /cvsroot/pure-data/externals/iemlib/src/iemlib1/sigmov_avrg_kern.c,v
retrieving revision 1.1.1.1
retrieving revision 1.2
diff -C2 -d -r1.1.1.1 -r1.2
*** sigmov_avrg_kern.c 18 May 2004 21:33:30 -0000 1.1.1.1
--- sigmov_avrg_kern.c 2 Jun 2005 18:23:54 -0000 1.2
***************
*** 1,143 ****
! /* 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 - 2003 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #include "m_pd.h"
! #include "iemlib.h"
! #include <math.h>
! #include <stdio.h>
! #include <string.h>
!
!
! /* -- mov_avrg_kern~ - kernel for a moving-average-filter with IIR - */
!
! typedef struct sigmov_avrg_kern
! {
! t_object x_obj;
! double x_wn1;
! double x_a0;
! double x_sr;
! double x_mstime;
! int x_nsamps;
! int x_counter;
! float x_msi;
! } t_sigmov_avrg_kern;
!
! t_class *sigmov_avrg_kern_class;
!
! static t_int *sigmov_avrg_kern_perform(t_int *w)
! {
! float *in_direct = (float *)(w[1]);
! float *in_delayed = (float *)(w[2]);
! float *out = (float *)(w[3]);
! t_sigmov_avrg_kern *x = (t_sigmov_avrg_kern *)(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++ = (float)wn0;
! wn1 = wn0;
! }
! }
! else
! {
! x->x_counter = 0;
! for(i=0; i<counter; i++)
! {
! wn0 = wn1 + a0*(double)(*in_direct++);
! *out++ = (float)wn0;
! wn1 = wn0;
! }
! for(i=counter; i<n; i++)
! {
! wn0 = wn1 + a0*(double)(*in_direct++ - *in_delayed++);
! *out++ = (float)wn0;
! wn1 = wn0;
! }
! }
! }
! else
! {
! for(i=0; i<n; i++)
! {
! wn0 = wn1 + a0*(double)(*in_direct++ - *in_delayed++);
! *out++ = (float)wn0;
! wn1 = wn0;
! }
! }
! x->x_wn1 = wn1;
! return(w+6);
! }
!
! static void sigmov_avrg_kern_ft1(t_sigmov_avrg_kern *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 sigmov_avrg_kern_reset(t_sigmov_avrg_kern *x)
! {
! x->x_counter = x->x_nsamps;
! x->x_wn1 = 0.0;
! }
!
! static void sigmov_avrg_kern_dsp(t_sigmov_avrg_kern *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(sigmov_avrg_kern_perform, 5, sp[0]->s_vec, sp[1]->s_vec, sp[2]->s_vec, x, sp[0]->s_n);
! }
!
! static void *sigmov_avrg_kern_new(t_floatarg mstime)
! {
! t_sigmov_avrg_kern *x = (t_sigmov_avrg_kern *)pd_new(sigmov_avrg_kern_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 sigmov_avrg_kern_setup(void)
! {
! sigmov_avrg_kern_class = class_new(gensym("mov_avrg_kern~"), (t_newmethod)sigmov_avrg_kern_new,
! 0, sizeof(t_sigmov_avrg_kern), 0, A_FLOAT, 0);
! CLASS_MAINSIGNALIN(sigmov_avrg_kern_class, t_sigmov_avrg_kern, x_msi);
! class_addmethod(sigmov_avrg_kern_class, (t_method)sigmov_avrg_kern_dsp, gensym("dsp"), 0);
! class_addmethod(sigmov_avrg_kern_class, (t_method)sigmov_avrg_kern_ft1, gensym("ft1"), A_FLOAT, 0);
! class_addmethod(sigmov_avrg_kern_class, (t_method)sigmov_avrg_kern_reset, gensym("reset"), 0);
! }
--- 1,143 ----
! /* 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 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #include "m_pd.h"
! #include "iemlib.h"
! #include <math.h>
! #include <stdio.h>
! #include <string.h>
!
!
! /* -- mov_avrg_kern~ - kernel for a moving-average-filter with IIR - */
!
! typedef struct sigmov_avrg_kern
! {
! t_object x_obj;
! double x_wn1;
! double x_a0;
! double x_sr;
! double x_mstime;
! int x_nsamps;
! int x_counter;
! float x_msi;
! } t_sigmov_avrg_kern;
!
! t_class *sigmov_avrg_kern_class;
!
! static t_int *sigmov_avrg_kern_perform(t_int *w)
! {
! float *in_direct = (float *)(w[1]);
! float *in_delayed = (float *)(w[2]);
! float *out = (float *)(w[3]);
! t_sigmov_avrg_kern *x = (t_sigmov_avrg_kern *)(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++ = (float)wn0;
! wn1 = wn0;
! }
! }
! else
! {
! x->x_counter = 0;
! for(i=0; i<counter; i++)
! {
! wn0 = wn1 + a0*(double)(*in_direct++);
! *out++ = (float)wn0;
! wn1 = wn0;
! }
! for(i=counter; i<n; i++)
! {
! wn0 = wn1 + a0*(double)(*in_direct++ - *in_delayed++);
! *out++ = (float)wn0;
! wn1 = wn0;
! }
! }
! }
! else
! {
! for(i=0; i<n; i++)
! {
! wn0 = wn1 + a0*(double)(*in_direct++ - *in_delayed++);
! *out++ = (float)wn0;
! wn1 = wn0;
! }
! }
! x->x_wn1 = wn1;
! return(w+6);
! }
!
! static void sigmov_avrg_kern_ft1(t_sigmov_avrg_kern *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 sigmov_avrg_kern_reset(t_sigmov_avrg_kern *x)
! {
! x->x_counter = x->x_nsamps;
! x->x_wn1 = 0.0;
! }
!
! static void sigmov_avrg_kern_dsp(t_sigmov_avrg_kern *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(sigmov_avrg_kern_perform, 5, sp[0]->s_vec, sp[1]->s_vec, sp[2]->s_vec, x, sp[0]->s_n);
! }
!
! static void *sigmov_avrg_kern_new(t_floatarg mstime)
! {
! t_sigmov_avrg_kern *x = (t_sigmov_avrg_kern *)pd_new(sigmov_avrg_kern_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 sigmov_avrg_kern_setup(void)
! {
! sigmov_avrg_kern_class = class_new(gensym("mov_avrg_kern~"), (t_newmethod)sigmov_avrg_kern_new,
! 0, sizeof(t_sigmov_avrg_kern), 0, A_FLOAT, 0);
! CLASS_MAINSIGNALIN(sigmov_avrg_kern_class, t_sigmov_avrg_kern, x_msi);
! class_addmethod(sigmov_avrg_kern_class, (t_method)sigmov_avrg_kern_dsp, gensym("dsp"), 0);
! class_addmethod(sigmov_avrg_kern_class, (t_method)sigmov_avrg_kern_ft1, gensym("ft1"), A_FLOAT, 0);
! class_addmethod(sigmov_avrg_kern_class, (t_method)sigmov_avrg_kern_reset, gensym("reset"), 0);
! }
Index: sigvcf_filter.c
===================================================================
RCS file: /cvsroot/pure-data/externals/iemlib/src/iemlib1/sigvcf_filter.c,v
retrieving revision 1.2
retrieving revision 1.3
diff -C2 -d -r1.2 -r1.3
*** sigvcf_filter.c 9 Mar 2005 17:15:59 -0000 1.2
--- sigvcf_filter.c 2 Jun 2005 18:23:54 -0000 1.3
***************
*** 1,334 ****
! /* 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 - 2003 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #include "m_pd.h"
! #include "iemlib.h"
! #include <math.h>
! #include <stdio.h>
! #include <string.h>
!
! /* ---------- vcf_filter~ - slow dynamic vcf_filter 1. and 2. order ----------- */
!
! typedef struct sigvcf_filter
! {
! t_object x_obj;
! float x_wn1;
! float x_wn2;
! float x_msi;
! char x_filtname[6];
! } t_sigvcf_filter;
!
! t_class *sigvcf_filter_class;
!
! static t_int *sigvcf_filter_perform_snafu(t_int *w)
! {
! float *in = (float *)(w[1]);
! float *out = (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 *sigvcf_filter_perform_lp2(t_int *w)
! {
! float *in = (float *)(w[1]);
! float *lp = (float *)(w[2]);
! float *q = (float *)(w[3]);
! float *out = (float *)(w[4]);
! t_sigvcf_filter *x = (t_sigvcf_filter *)(w[5]);
! int i, n = (t_int)(w[6]);
! float wn0, wn1=x->x_wn1, wn2=x->x_wn2;
! float l, al, l2, rcp;
!
! for(i=0; i<n; i+=4)
! {
! l = lp[i];
! if(q[i] < 0.000001)
! al = 1000000.0*l;
! else if(q[i] > 1000000.0)
! al = 0.000001*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 *sigvcf_filter_perform_bp2(t_int *w)
! {
! float *in = (float *)(w[1]);
! float *lp = (float *)(w[2]);
! float *q = (float *)(w[3]);
! float *out = (float *)(w[4]);
! t_sigvcf_filter *x = (t_sigvcf_filter *)(w[5]);
! int i, n = (t_int)(w[6]);
! float wn0, wn1=x->x_wn1, wn2=x->x_wn2;
! float l, al, l2, rcp;
!
! for(i=0; i<n; i+=4)
! {
! l = lp[i];
! if(q[i] < 0.000001)
! al = 1000000.0*l;
! else if(q[i] > 1000000.0)
! al = 0.000001*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 *sigvcf_filter_perform_rbp2(t_int *w)
! {
! float *in = (float *)(w[1]);
! float *lp = (float *)(w[2]);
! float *q = (float *)(w[3]);
! float *out = (float *)(w[4]);
! t_sigvcf_filter *x = (t_sigvcf_filter *)(w[5]);
! int i, n = (t_int)(w[6]);
! float wn0, wn1=x->x_wn1, wn2=x->x_wn2;
! float al, l, l2, rcp;
!
! for(i=0; i<n; i+=4)
! {
! l = lp[i];
! if(q[i] < 0.000001)
! al = 1000000.0*l;
! else if(q[i] > 1000000.0)
! al = 0.000001*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 *sigvcf_filter_perform_hp2(t_int *w)
! {
! float *in = (float *)(w[1]);
! float *lp = (float *)(w[2]);
! float *q = (float *)(w[3]);
! float *out = (float *)(w[4]);
! t_sigvcf_filter *x = (t_sigvcf_filter *)(w[5]);
! int i, n = (t_int)(w[6]);
! float wn0, wn1=x->x_wn1, wn2=x->x_wn2;
! float l, al, l2, rcp, forw;
!
! for(i=0; i<n; i+=4)
! {
! l = lp[i];
! if(q[i] < 0.000001)
! al = 1000000.0*l;
! else if(q[i] > 1000000.0)
! al = 0.000001*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 sigvcf_filter_dsp(t_sigvcf_filter *x, t_signal **sp)
! {
! if(!strcmp(x->x_filtname,"bp2"))
! dsp_add(sigvcf_filter_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(sigvcf_filter_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(sigvcf_filter_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(sigvcf_filter_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(sigvcf_filter_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 *sigvcf_filter_new(t_symbol *filt_typ)
! {
! t_sigvcf_filter *x = (t_sigvcf_filter *)pd_new(sigvcf_filter_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 = 0.0;
! x->x_wn2 = 0.0;
! c = (char *)filt_typ->s_name;
! c[5] = 0;
! strcpy(x->x_filtname, c);
! return(x);
! }
!
! void sigvcf_filter_setup(void)
! {
! sigvcf_filter_class = class_new(gensym("vcf_filter~"), (t_newmethod)sigvcf_filter_new,
! 0, sizeof(t_sigvcf_filter), 0, A_DEFSYM, 0);
! CLASS_MAINSIGNALIN(sigvcf_filter_class, t_sigvcf_filter, x_msi);
! class_addmethod(sigvcf_filter_class, (t_method)sigvcf_filter_dsp, gensym("dsp"), 0);
! class_sethelpsymbol(sigvcf_filter_class, gensym("iemhelp/help-vcf_filter~"));
! }
--- 1,334 ----
! /* 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 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #include "m_pd.h"
! #include "iemlib.h"
! #include <math.h>
! #include <stdio.h>
! #include <string.h>
!
! /* ---------- vcf_filter~ - slow dynamic vcf_filter 1. and 2. order ----------- */
!
! typedef struct sigvcf_filter
! {
! t_object x_obj;
! float x_wn1;
! float x_wn2;
! float x_msi;
! char x_filtname[6];
! } t_sigvcf_filter;
!
! t_class *sigvcf_filter_class;
!
! static t_int *sigvcf_filter_perform_snafu(t_int *w)
! {
! float *in = (float *)(w[1]);
! float *out = (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 *sigvcf_filter_perform_lp2(t_int *w)
! {
! float *in = (float *)(w[1]);
! float *lp = (float *)(w[2]);
! float *q = (float *)(w[3]);
! float *out = (float *)(w[4]);
! t_sigvcf_filter *x = (t_sigvcf_filter *)(w[5]);
! int i, n = (t_int)(w[6]);
! float wn0, wn1=x->x_wn1, wn2=x->x_wn2;
! float l, al, l2, rcp;
!
! for(i=0; i<n; i+=4)
! {
! l = lp[i];
! if(q[i] < 0.000001)
! al = 1000000.0*l;
! else if(q[i] > 1000000.0)
! al = 0.000001*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 *sigvcf_filter_perform_bp2(t_int *w)
! {
! float *in = (float *)(w[1]);
! float *lp = (float *)(w[2]);
! float *q = (float *)(w[3]);
! float *out = (float *)(w[4]);
! t_sigvcf_filter *x = (t_sigvcf_filter *)(w[5]);
! int i, n = (t_int)(w[6]);
! float wn0, wn1=x->x_wn1, wn2=x->x_wn2;
! float l, al, l2, rcp;
!
! for(i=0; i<n; i+=4)
! {
! l = lp[i];
! if(q[i] < 0.000001)
! al = 1000000.0*l;
! else if(q[i] > 1000000.0)
! al = 0.000001*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 *sigvcf_filter_perform_rbp2(t_int *w)
! {
! float *in = (float *)(w[1]);
! float *lp = (float *)(w[2]);
! float *q = (float *)(w[3]);
! float *out = (float *)(w[4]);
! t_sigvcf_filter *x = (t_sigvcf_filter *)(w[5]);
! int i, n = (t_int)(w[6]);
! float wn0, wn1=x->x_wn1, wn2=x->x_wn2;
! float al, l, l2, rcp;
!
! for(i=0; i<n; i+=4)
! {
! l = lp[i];
! if(q[i] < 0.000001)
! al = 1000000.0*l;
! else if(q[i] > 1000000.0)
! al = 0.000001*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 *sigvcf_filter_perform_hp2(t_int *w)
! {
! float *in = (float *)(w[1]);
! float *lp = (float *)(w[2]);
! float *q = (float *)(w[3]);
! float *out = (float *)(w[4]);
! t_sigvcf_filter *x = (t_sigvcf_filter *)(w[5]);
! int i, n = (t_int)(w[6]);
! float wn0, wn1=x->x_wn1, wn2=x->x_wn2;
! float l, al, l2, rcp, forw;
!
! for(i=0; i<n; i+=4)
! {
! l = lp[i];
! if(q[i] < 0.000001)
! al = 1000000.0*l;
! else if(q[i] > 1000000.0)
! al = 0.000001*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 sigvcf_filter_dsp(t_sigvcf_filter *x, t_signal **sp)
! {
! if(!strcmp(x->x_filtname,"bp2"))
! dsp_add(sigvcf_filter_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(sigvcf_filter_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(sigvcf_filter_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(sigvcf_filter_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(sigvcf_filter_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 *sigvcf_filter_new(t_symbol *filt_typ)
! {
! t_sigvcf_filter *x = (t_sigvcf_filter *)pd_new(sigvcf_filter_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 = 0.0;
! x->x_wn2 = 0.0;
! c = (char *)filt_typ->s_name;
! c[5] = 0;
! strcpy(x->x_filtname, c);
! return(x);
! }
!
! void sigvcf_filter_setup(void)
! {
! sigvcf_filter_class = class_new(gensym("vcf_filter~"), (t_newmethod)sigvcf_filter_new,
! 0, sizeof(t_sigvcf_filter), 0, A_DEFSYM, 0);
! CLASS_MAINSIGNALIN(sigvcf_filter_class, t_sigvcf_filter, x_msi);
! class_addmethod(sigvcf_filter_class, (t_method)sigvcf_filter_dsp, gensym("dsp"), 0);
! class_sethelpsymbol(sigvcf_filter_class, gensym("iemhelp/help-vcf_filter~"));
! }
Index: sigpvu.c
===================================================================
RCS file: /cvsroot/pure-data/externals/iemlib/src/iemlib1/sigpvu.c,v
retrieving revision 1.2
retrieving revision 1.3
diff -C2 -d -r1.2 -r1.3
*** sigpvu.c 9 Mar 2005 17:15:59 -0000 1.2
--- sigpvu.c 2 Jun 2005 18:23:54 -0000 1.3
***************
*** 1,206 ****
! /* 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 - 2003 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #include "m_pd.h"
! #include "iemlib.h"
! #include <math.h>
! #include <stdio.h>
! #include <string.h>
!
! /* ---------------- pvu~ - simple peak-vu-meter. ----------------- */
!
! typedef struct sigpvu
! {
! t_object x_obj;
! void *x_outlet_meter;
! void *x_outlet_over;
! void *x_clock;
! float x_cur_peak;
! float x_old_peak;
! float x_threshold_over;
! float x_c1;
! int x_metro_time;
! float x_release_time;
! int x_overflow_counter;
! int x_started;
! float x_msi;
! } t_sigpvu;
!
! t_class *sigpvu_class;
! static void sigpvu_tick(t_sigpvu *x);
!
! static void sigpvu_reset(t_sigpvu *x)
! {
! outlet_float(x->x_outlet_over, (t_float)0);
! outlet_float(x->x_outlet_meter, -199.9);
! 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 sigpvu_stop(t_sigpvu *x)
! {
! clock_unset(x->x_clock);
! x->x_started = 0;
! }
!
! static void sigpvu_start(t_sigpvu *x)
! {
! clock_delay(x->x_clock, x->x_metro_time);
! x->x_started = 1;
! }
!
! static void sigpvu_float(t_sigpvu *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 sigpvu_t_release(t_sigpvu *x, t_floatarg release_time)
! {
! if(release_time <= 20.0f)
! release_time = 20.0f;
! x->x_release_time = release_time;
! x->x_c1 = exp(-(float)x->x_metro_time/(float)release_time);
! }
!
! static void sigpvu_t_metro(t_sigpvu *x, t_floatarg metro_time)
! {
! if(metro_time <= 20.0f)
! metro_time = 20.0f;
! x->x_metro_time = (int)metro_time;
! x->x_c1 = exp(-(float)metro_time/(float)x->x_release_time);
! }
!
! static void sigpvu_threshold(t_sigpvu *x, t_floatarg thresh)
! {
! x->x_threshold_over = thresh;
! }
!
! static t_int *sigpvu_perform(t_int *w)
! {
! float *in = (float *)(w[1]);
! t_sigpvu *x = (t_sigpvu *)(w[2]);
! int n = (int)(w[3]);
! float peak = x->x_cur_peak;
! 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 sigpvu_dsp(t_sigpvu *x, t_signal **sp)
! {
! dsp_add(sigpvu_perform, 3, sp[0]->s_vec, x, sp[0]->s_n);
! clock_delay(x->x_clock, x->x_metro_time);
! }
!
! static void sigpvu_tick(t_sigpvu *x)
! {
! 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 *sigpvu_new(t_floatarg metro_time, t_floatarg release_time, t_floatarg threshold)
! {
! t_sigpvu *x;
! float t;
!
! x = (t_sigpvu *)pd_new(sigpvu_class);
! if(metro_time <= 0.0f)
! metro_time = 300.0f;
! if(metro_time <= 20.0f)
! metro_time = 20.0f;
! if(release_time <= 0.0f)
! release_time = 300.0f;
! if(release_time <= 20.0f)
! release_time = 20.0f;
! if(threshold == 0.0f)
! threshold = -0.01f;
! x->x_threshold_over = threshold;
! x->x_overflow_counter = 0;
! x->x_metro_time = (int)metro_time;
! x->x_release_time = release_time;
! x->x_c1 = exp(-(float)metro_time/(float)release_time);
! x->x_cur_peak = 0.0f;
! x->x_old_peak = 0.0f;
! x->x_clock = clock_new(x, (t_method)sigpvu_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 sigpvu_ff(t_sigpvu *x)
! {
! clock_free(x->x_clock);
! }
!
! void sigpvu_setup(void )
! {
! sigpvu_class = class_new(gensym("pvu~"), (t_newmethod)sigpvu_new,
! (t_method)sigpvu_ff, sizeof(t_sigpvu), 0, A_DEFFLOAT, A_DEFFLOAT, A_DEFFLOAT, 0);
! CLASS_MAINSIGNALIN(sigpvu_class, t_sigpvu, x_msi);
! class_addmethod(sigpvu_class, (t_method)sigpvu_dsp, gensym("dsp"), 0);
! class_addfloat(sigpvu_class, sigpvu_float);
! class_addmethod(sigpvu_class, (t_method)sigpvu_reset, gensym("reset"), 0);
! class_addmethod(sigpvu_class, (t_method)sigpvu_start, gensym("start"), 0);
! class_addmethod(sigpvu_class, (t_method)sigpvu_stop, gensym("stop"), 0);
! class_addmethod(sigpvu_class, (t_method)sigpvu_t_release, gensym("t_release"), A_FLOAT, 0);
! class_addmethod(sigpvu_class, (t_method)sigpvu_t_metro, gensym("t_metro"), A_FLOAT, 0);
! class_addmethod(sigpvu_class, (t_method)sigpvu_threshold, gensym("threshold"), A_FLOAT, 0);
! class_sethelpsymbol(sigpvu_class, gensym("iemhelp/help-pvu~"));
! }
--- 1,206 ----
! /* 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 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #include "m_pd.h"
! #include "iemlib.h"
! #include <math.h>
! #include <stdio.h>
! #include <string.h>
!
! /* ---------------- pvu~ - simple peak-vu-meter. ----------------- */
!
! typedef struct sigpvu
! {
! t_object x_obj;
! void *x_outlet_meter;
! void *x_outlet_over;
! void *x_clock;
! float x_cur_peak;
! float x_old_peak;
! float x_threshold_over;
! float x_c1;
! int x_metro_time;
! float x_release_time;
! int x_overflow_counter;
! int x_started;
! float x_msi;
! } t_sigpvu;
!
! t_class *sigpvu_class;
! static void sigpvu_tick(t_sigpvu *x);
!
! static void sigpvu_reset(t_sigpvu *x)
! {
! outlet_float(x->x_outlet_over, (t_float)0);
! outlet_float(x->x_outlet_meter, -199.9);
! 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 sigpvu_stop(t_sigpvu *x)
! {
! clock_unset(x->x_clock);
! x->x_started = 0;
! }
!
! static void sigpvu_start(t_sigpvu *x)
! {
! clock_delay(x->x_clock, x->x_metro_time);
! x->x_started = 1;
! }
!
! static void sigpvu_float(t_sigpvu *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 sigpvu_t_release(t_sigpvu *x, t_floatarg release_time)
! {
! if(release_time <= 20.0f)
! release_time = 20.0f;
! x->x_release_time = release_time;
! x->x_c1 = exp(-(float)x->x_metro_time/(float)release_time);
! }
!
! static void sigpvu_t_metro(t_sigpvu *x, t_floatarg metro_time)
! {
! if(metro_time <= 20.0f)
! metro_time = 20.0f;
! x->x_metro_time = (int)metro_time;
! x->x_c1 = exp(-(float)metro_time/(float)x->x_release_time);
! }
!
! static void sigpvu_threshold(t_sigpvu *x, t_floatarg thresh)
! {
! x->x_threshold_over = thresh;
! }
!
! static t_int *sigpvu_perform(t_int *w)
! {
! float *in = (float *)(w[1]);
! t_sigpvu *x = (t_sigpvu *)(w[2]);
! int n = (int)(w[3]);
! float peak = x->x_cur_peak;
! 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 sigpvu_dsp(t_sigpvu *x, t_signal **sp)
! {
! dsp_add(sigpvu_perform, 3, sp[0]->s_vec, x, sp[0]->s_n);
! clock_delay(x->x_clock, x->x_metro_time);
! }
!
! static void sigpvu_tick(t_sigpvu *x)
! {
! 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 *sigpvu_new(t_floatarg metro_time, t_floatarg release_time, t_floatarg threshold)
! {
! t_sigpvu *x;
! float t;
!
! x = (t_sigpvu *)pd_new(sigpvu_class);
! if(metro_time <= 0.0f)
! metro_time = 300.0f;
! if(metro_time <= 20.0f)
! metro_time = 20.0f;
! if(release_time <= 0.0f)
! release_time = 300.0f;
! if(release_time <= 20.0f)
! release_time = 20.0f;
! if(threshold == 0.0f)
! threshold = -0.01f;
! x->x_threshold_over = threshold;
! x->x_overflow_counter = 0;
! x->x_metro_time = (int)metro_time;
! x->x_release_time = release_time;
! x->x_c1 = exp(-(float)metro_time/(float)release_time);
! x->x_cur_peak = 0.0f;
! x->x_old_peak = 0.0f;
! x->x_clock = clock_new(x, (t_method)sigpvu_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 sigpvu_ff(t_sigpvu *x)
! {
! clock_free(x->x_clock);
! }
!
! void sigpvu_setup(void )
! {
! sigpvu_class = class_new(gensym("pvu~"), (t_newmethod)sigpvu_new,
! (t_method)sigpvu_ff, sizeof(t_sigpvu), 0, A_DEFFLOAT, A_DEFFLOAT, A_DEFFLOAT, 0);
! CLASS_MAINSIGNALIN(sigpvu_class, t_sigpvu, x_msi);
! class_addmethod(sigpvu_class, (t_method)sigpvu_dsp, gensym("dsp"), 0);
! class_addfloat(sigpvu_class, sigpvu_float);
! class_addmethod(sigpvu_class, (t_method)sigpvu_reset, gensym("reset"), 0);
! class_addmethod(sigpvu_class, (t_method)sigpvu_start, gensym("start"), 0);
! class_addmethod(sigpvu_class, (t_method)sigpvu_stop, gensym("stop"), 0);
! class_addmethod(sigpvu_class, (t_method)sigpvu_t_release, gensym("t_release"), A_FLOAT, 0);
! class_addmethod(sigpvu_class, (t_method)sigpvu_t_metro, gensym("t_metro"), A_FLOAT, 0);
! class_addmethod(sigpvu_class, (t_method)sigpvu_threshold, gensym("threshold"), A_FLOAT, 0);
! class_sethelpsymbol(sigpvu_class, gensym("iemhelp/help-pvu~"));
! }
Index: gate.c
===================================================================
RCS file: /cvsroot/pure-data/externals/iemlib/src/iemlib1/gate.c,v
retrieving revision 1.1.1.1
retrieving revision 1.2
diff -C2 -d -r1.1.1.1 -r1.2
*** gate.c 18 May 2004 21:33:29 -0000 1.1.1.1
--- gate.c 2 Jun 2005 18:23:54 -0000 1.2
***************
*** 1,84 ****
! /* 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 - 2003 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #include "m_pd.h"
! #include "iemlib.h"
! #include <math.h>
! #include <stdio.h>
! #include <string.h>
!
! /* -------------------------- gate ------------------------------ */
!
! typedef struct _gate
! {
! t_object x_obj;
! 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==0.0)?0:1;
! 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"));
! }
--- 1,85 ----
! /* 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 - 2004 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #include "m_pd.h"
! #include "iemlib.h"
! #include <math.h>
! #include <stdio.h>
! #include <string.h>
!
! /* --------- gate ---------------------- */
! /* ----------- like spigot ------------ */
!
! typedef struct _gate
! {
! t_object x_obj;
! 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==0.0)?0:1;
! 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"));
! }
Index: sigpara_bp2.c
===================================================================
RCS file: /cvsroot/pure-data/externals/iemlib/src/iemlib1/sigpara_bp2.c,v
retrieving revision 1.2
retrieving revision 1.3
diff -C2 -d -r1.2 -r1.3
*** sigpara_bp2.c 9 Mar 2005 17:15:59 -0000 1.2
--- sigpara_bp2.c 2 Jun 2005 18:23:54 -0000 1.3
***************
*** 1,426 ****
! /* 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 - 2003 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #include "m_pd.h"
! #include "iemlib.h"
! #include <math.h>
! #include <stdio.h>
! #include <string.h>
!
!
! /* ---------- para_bp2~ - parametric bandpass 2. order ----------- */
!
! typedef struct sigpara_bp2
! {
! t_object x_obj;
! float wn1;
! float wn2;
! float a0;
! float a1;
! float a2;
! float b1;
! float b2;
! float sr;
! float cur_f;
! float cur_l;
! float cur_a;
! float cur_g;
! float delta_f;
! float delta_a;
! float delta_g;
! float end_f;
! float end_a;
! float end_g;
! float ticks_per_interpol_time;
! float rcp_ticks;
! 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];
! float x_msi;
! } t_sigpara_bp2;
!
! t_class *sigpara_bp2_class;
!
! static void sigpara_bp2_calc(t_sigpara_bp2 *x)
! {
! float l, al, gal, l2, rcp;
!
! l = x->cur_l;
! l2 = l*l + 1.0;
! 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 sigpara_bp2_dsp_tick(t_sigpara_bp2 *x)
! {
! if(x->event_mask)
! {
! float discriminant;
!
! 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_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;
! }
! }
!
! sigpara_bp2_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 *sigpara_bp2_perform(t_int *w)
! {
! float *in = (float *)(w[1]);
! float *out = (float *)(w[2]);
! t_sigpara_bp2 *x = (t_sigpara_bp2 *)(w[3]);
! int i, n = (t_int)(w[4]);
! float wn0, wn1=x->wn1, wn2=x->wn2;
! float a0=x->a0, a1=x->a1, a2=x->a2;
! float b1=x->b1, b2=x->b2;
!
! sigpara_bp2_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 *sigpara_bp2_perf8(t_int *w)
! {
! float *in = (float *)(w[1]);
! float *out = (float *)(w[2]);
! t_sigpara_bp2 *x = (t_sigpara_bp2 *)(w[3]);
! int i, n = (t_int)(w[4]);
! float wn[10];
! float a0=x->a0, a1=x->a1, a2=x->a2;
! float b1=x->b1, b2=x->b2;
!
! sigpara_bp2_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 sigpara_bp2_ft4(t_sigpara_bp2 *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 / (float)i;
! }
!
! static void sigpara_bp2_ft3(t_sigpara_bp2 *x, t_floatarg l)
! {
! 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 sigpara_bp2_ft2(t_sigpara_bp2 *x, t_floatarg q)
! {
! 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 sigpara_bp2_ft1(t_sigpara_bp2 *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 sigpara_bp2_print(t_sigpara_bp2 *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 sigpara_bp2_dsp(t_sigpara_bp2 *x, t_signal **sp)
! {
! float si, co, f;
! int i, n=(int)sp[0]->s_n;
!
! x->sr = 3.14159265358979323846f / (float)(sp[0]->s_sr);
! x->ticks_per_interpol_time = 0.001f * (float)(sp[0]->s_sr) / (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 / (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(sigpara_bp2_perform, 4, sp[0]->s_vec, sp[1]->s_vec, x, n);
! else
! dsp_add(sigpara_bp2_perf8, 4, sp[0]->s_vec, sp[1]->s_vec, x, n);
! }
!
! static void *sigpara_bp2_new(t_symbol *s, int argc, t_atom *argv)
! {
! t_sigpara_bp2 *x = (t_sigpara_bp2 *)pd_new(sigpara_bp2_class);
! int i;
! float si, co, f=0.0, q=1.0, l=0.0, interpol=0.0;
!
! 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 = 0.0;
! x->wn2 = 0.0;
! x->a0 = 0.0;
! x->a1 = 0.0;
! x->a2 = 0.0;
! x->b1 = 0.0;
! x->b2 = 0.0;
! x->sr = 3.14159265358979323846f / 44100.0f;
! x->cur_a = 1.0;
! if((argc == 4)&&IS_A_FLOAT(argv,3)&&IS_A_FLOAT(argv,2)&&IS_A_FLOAT(argv,1)&&IS_A_FLOAT(argv,0))
! {
! f = (float)atom_getfloatarg(0, argc, argv);
! q = (float)atom_getfloatarg(1, argc, argv);
! l = (float)atom_getfloatarg(2, argc, argv);
! interpol = (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 / (float)i;
! x->end_f = x->cur_f;
! x->end_a = x->cur_a;
! x->end_g = x->cur_g;
! return(x);
! }
!
! void sigpara_bp2_setup(void)
! {
! sigpara_bp2_class = class_new(gensym("para_bp2~"), (t_newmethod)sigpara_bp2_new,
! 0, sizeof(t_sigpara_bp2), 0, A_GIMME, 0);
! CLASS_MAINSIGNALIN(sigpara_bp2_class, t_sigpara_bp2, x_msi);
! class_addmethod(sigpara_bp2_class, (t_method)sigpara_bp2_dsp, gensym("dsp"), 0);
! class_addmethod(sigpara_bp2_class, (t_method)sigpara_bp2_ft1, gensym("ft1"), A_FLOAT, 0);
! class_addmethod(sigpara_bp2_class, (t_method)sigpara_bp2_ft2, gensym("ft2"), A_FLOAT, 0);
! class_addmethod(sigpara_bp2_class, (t_method)sigpara_bp2_ft3, gensym("ft3"), A_FLOAT, 0);
! class_addmethod(sigpara_bp2_class, (t_method)sigpara_bp2_ft4, gensym("ft4"), A_FLOAT, 0);
! class_addmethod(sigpara_bp2_class, (t_method)sigpara_bp2_print, gensym("print"), 0);
! class_sethelpsymbol(sigpara_bp2_class, gensym("iemhelp/help-para_bp2~"));
! }
--- 1,426 ----
! /* 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 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #include "m_pd.h"
! #include "iemlib.h"
! #include <math.h>
! #include <stdio.h>
! #include <string.h>
!
!
! /* ---------- para_bp2~ - parametric bandpass 2. order ----------- */
!
! typedef struct sigpara_bp2
! {
! t_object x_obj;
! float wn1;
! float wn2;
! float a0;
! float a1;
! float a2;
! float b1;
! float b2;
! float sr;
! float cur_f;
! float cur_l;
! float cur_a;
! float cur_g;
! float delta_f;
! float delta_a;
! float delta_g;
! float end_f;
! float end_a;
! float end_g;
! float ticks_per_interpol_time;
! float rcp_ticks;
! 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];
! float x_msi;
! } t_sigpara_bp2;
!
! t_class *sigpara_bp2_class;
!
! static void sigpara_bp2_calc(t_sigpara_bp2 *x)
! {
! float l, al, gal, l2, rcp;
!
! l = x->cur_l;
! l2 = l*l + 1.0;
! 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 sigpara_bp2_dsp_tick(t_sigpara_bp2 *x)
! {
! if(x->event_mask)
! {
! float discriminant;
!
! 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_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;
! }
! }
!
! sigpara_bp2_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 *sigpara_bp2_perform(t_int *w)
! {
! float *in = (float *)(w[1]);
! float *out = (float *)(w[2]);
! t_sigpara_bp2 *x = (t_sigpara_bp2 *)(w[3]);
! int i, n = (t_int)(w[4]);
! float wn0, wn1=x->wn1, wn2=x->wn2;
! float a0=x->a0, a1=x->a1, a2=x->a2;
! float b1=x->b1, b2=x->b2;
!
! sigpara_bp2_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 *sigpara_bp2_perf8(t_int *w)
! {
! float *in = (float *)(w[1]);
! float *out = (float *)(w[2]);
! t_sigpara_bp2 *x = (t_sigpara_bp2 *)(w[3]);
! int i, n = (t_int)(w[4]);
! float wn[10];
! float a0=x->a0, a1=x->a1, a2=x->a2;
! float b1=x->b1, b2=x->b2;
!
! sigpara_bp2_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 sigpara_bp2_ft4(t_sigpara_bp2 *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 / (float)i;
! }
!
! static void sigpara_bp2_ft3(t_sigpara_bp2 *x, t_floatarg l)
! {
! 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 sigpara_bp2_ft2(t_sigpara_bp2 *x, t_floatarg q)
! {
! 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 sigpara_bp2_ft1(t_sigpara_bp2 *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 sigpara_bp2_print(t_sigpara_bp2 *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 sigpara_bp2_dsp(t_sigpara_bp2 *x, t_signal **sp)
! {
! float si, co, f;
! int i, n=(int)sp[0]->s_n;
!
! x->sr = 3.14159265358979323846f / (float)(sp[0]->s_sr);
! x->ticks_per_interpol_time = 0.001f * (float)(sp[0]->s_sr) / (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 / (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(sigpara_bp2_perform, 4, sp[0]->s_vec, sp[1]->s_vec, x, n);
! else
! dsp_add(sigpara_bp2_perf8, 4, sp[0]->s_vec, sp[1]->s_vec, x, n);
! }
!
! static void *sigpara_bp2_new(t_symbol *s, int argc, t_atom *argv)
! {
! t_sigpara_bp2 *x = (t_sigpara_bp2 *)pd_new(sigpara_bp2_class);
! int i;
! float si, co, f=0.0, q=1.0, l=0.0, interpol=0.0;
!
! 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 = 0.0;
! x->wn2 = 0.0;
! x->a0 = 0.0;
! x->a1 = 0.0;
! x->a2 = 0.0;
! x->b1 = 0.0;
! x->b2 = 0.0;
! x->sr = 3.14159265358979323846f / 44100.0f;
! x->cur_a = 1.0;
! if((argc == 4)&&IS_A_FLOAT(argv,3)&&IS_A_FLOAT(argv,2)&&IS_A_FLOAT(argv,1)&&IS_A_FLOAT(argv,0))
! {
! f = (float)atom_getfloatarg(0, argc, argv);
! q = (float)atom_getfloatarg(1, argc, argv);
! l = (float)atom_getfloatarg(2, argc, argv);
! interpol = (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 / (float)i;
! x->end_f = x->cur_f;
! x->end_a = x->cur_a;
! x->end_g = x->cur_g;
! return(x);
! }
!
! void sigpara_bp2_setup(void)
! {
! sigpara_bp2_class = class_new(gensym("para_bp2~"), (t_newmethod)sigpara_bp2_new,
! 0, sizeof(t_sigpara_bp2), 0, A_GIMME, 0);
! CLASS_MAINSIGNALIN(sigpara_bp2_class, t_sigpara_bp2, x_msi);
! class_addmethod(sigpara_bp2_class, (t_method)sigpara_bp2_dsp, gensym("dsp"), 0);
! class_addmethod(sigpara_bp2_class, (t_method)sigpara_bp2_ft1, gensym("ft1"), A_FLOAT, 0);
! class_addmethod(sigpara_bp2_class, (t_method)sigpara_bp2_ft2, gensym("ft2"), A_FLOAT, 0);
! class_addmethod(sigpara_bp2_class, (t_method)sigpara_bp2_ft3, gensym("ft3"), A_FLOAT, 0);
! class_addmethod(sigpara_bp2_class, (t_method)sigpara_bp2_ft4, gensym("ft4"), A_FLOAT, 0);
! class_addmethod(sigpara_bp2_class, (t_method)sigpara_bp2_print, gensym("print"), 0);
! class_sethelpsymbol(sigpara_bp2_class, gensym("iemhelp/help-para_bp2~"));
! }
Index: sigiem_cot4.c
===================================================================
RCS file: /cvsroot/pure-data/externals/iemlib/src/iemlib1/sigiem_cot4.c,v
retrieving revision 1.1.1.1
retrieving revision 1.2
diff -C2 -d -r1.1.1.1 -r1.2
*** sigiem_cot4.c 18 May 2004 21:33:30 -0000 1.1.1.1
--- sigiem_cot4.c 2 Jun 2005 18:23:54 -0000 1.2
***************
*** 1,176 ****
! /* 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 - 2003 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #include "m_pd.h"
! #include "iemlib.h"
! #include <math.h>
! #include <stdio.h>
! #include <string.h>
!
! /* ------------------------ iem_cot4~ ----------------------------- */
!
! float *iem_cot4_table_cos=(float *)0L;
! float *iem_cot4_table_sin=(float *)0L;
!
! static t_class *sigiem_cot4_class;
!
! typedef struct _sigiem_cot4
! {
! t_object x_obj;
! float x_sr;
! float x_msi;
! } t_sigiem_cot4;
!
! static t_int *sigiem_cot4_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_sigiem_cot4 *x = (t_sigiem_cot4 *)(w[3]);
! t_float sr=x->x_sr;
! int n = (int)(w[4]);
! float *ctab = iem_cot4_table_cos, *stab = iem_cot4_table_sin;
! 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 * (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 * (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 * (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 sigiem_cot4_dsp(t_sigiem_cot4 *x, t_signal **sp)
! {
! x->x_sr = 2.0f / (float)sp[0]->s_sr;
! dsp_add(sigiem_cot4_perform, 4, sp[0]->s_vec, sp[1]->s_vec, x, sp[0]->s_n);
! }
!
! static void sigiem_cot4_maketable(void)
! {
! int i;
! float *fp, phase, fff, phsinc = 0.5*3.141592653 / ((float)COSTABSIZE);
! union tabfudge tf;
!
! if(!iem_cot4_table_sin)
! {
! iem_cot4_table_sin = (float *)getbytes(sizeof(float) * (COSTABSIZE+1));
! for(i=COSTABSIZE+1, fp=iem_cot4_table_sin, phase=0; i--; fp++, phase+=phsinc)
! *fp = sin(phase);
! }
! if(!iem_cot4_table_cos)
! {
! iem_cot4_table_cos = (float *)getbytes(sizeof(float) * (COSTABSIZE+1));
! for(i=COSTABSIZE+1, fp=iem_cot4_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 *sigiem_cot4_new(void)
! {
! t_sigiem_cot4 *x = (t_sigiem_cot4 *)pd_new(sigiem_cot4_class);
!
! outlet_new(&x->x_obj, gensym("signal"));
! x->x_msi = 0;
! return (x);
! }
!
! void sigiem_cot4_setup(void)
! {
! sigiem_cot4_class = class_new(gensym("iem_cot4~"), (t_newmethod)sigiem_cot4_new, 0,
! sizeof(t_sigiem_cot4), 0, 0);
! class_addcreator((t_newmethod)sigiem_cot4_new, gensym("iem_cot~"), 0);
! CLASS_MAINSIGNALIN(sigiem_cot4_class, t_sigiem_cot4, x_msi);
! class_addmethod(sigiem_cot4_class, (t_method)sigiem_cot4_dsp, gensym("dsp"), 0);
! sigiem_cot4_maketable();
! class_sethelpsymbol(sigiem_cot4_class, gensym("iemhelp/help-iem_cot4~"));
! }
!
--- 1,175 ----
! /* 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 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #include "m_pd.h"
! #include "iemlib.h"
! #include <math.h>
! #include <stdio.h>
! #include <string.h>
!
! /* ------------------------ iem_cot4~ ----------------------------- */
!
! float *iem_cot4_table_cos=(float *)0L;
! float *iem_cot4_table_sin=(float *)0L;
!
! static t_class *sigiem_cot4_class;
!
! typedef struct _sigiem_cot4
! {
! t_object x_obj;
! float x_sr;
! float x_msi;
! } t_sigiem_cot4;
!
! static t_int *sigiem_cot4_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_sigiem_cot4 *x = (t_sigiem_cot4 *)(w[3]);
! t_float sr=x->x_sr;
! int n = (int)(w[4]);
! float *ctab = iem_cot4_table_cos, *stab = iem_cot4_table_sin;
! 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 * (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 * (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 * (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 sigiem_cot4_dsp(t_sigiem_cot4 *x, t_signal **sp)
! {
! x->x_sr = 2.0f / (float)sp[0]->s_sr;
! dsp_add(sigiem_cot4_perform, 4, sp[0]->s_vec, sp[1]->s_vec, x, sp[0]->s_n);
! }
!
! static void sigiem_cot4_maketable(void)
! {
! int i;
! float *fp, phase, fff, phsinc = 0.5*3.141592653 / ((float)COSTABSIZE);
! union tabfudge tf;
!
! if(!iem_cot4_table_sin)
! {
! iem_cot4_table_sin = (float *)getbytes(sizeof(float) * (COSTABSIZE+1));
! for(i=COSTABSIZE+1, fp=iem_cot4_table_sin, phase=0; i--; fp++, phase+=phsinc)
! *fp = sin(phase);
! }
! if(!iem_cot4_table_cos)
! {
! iem_cot4_table_cos = (float *)getbytes(sizeof(float) * (COSTABSIZE+1));
! for(i=COSTABSIZE+1, fp=iem_cot4_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 *sigiem_cot4_new(void)
! {
! t_sigiem_cot4 *x = (t_sigiem_cot4 *)pd_new(sigiem_cot4_class);
!
! outlet_new(&x->x_obj, gensym("signal"));
! x->x_msi = 0;
! return (x);
! }
!
! void sigiem_cot4_setup(void)
! {
! sigiem_cot4_class = class_new(gensym("iem_cot4~"), (t_newmethod)sigiem_cot4_new, 0,
! sizeof(t_sigiem_cot4), 0, 0);
! class_addcreator((t_newmethod)sigiem_cot4_new, gensym("iem_cot~"), 0);
! CLASS_MAINSIGNALIN(sigiem_cot4_class, t_sigiem_cot4, x_msi);
! class_addmethod(sigiem_cot4_class, (t_method)sigiem_cot4_dsp, gensym("dsp"), 0);
! sigiem_cot4_maketable();
! class_sethelpsymbol(sigiem_cot4_class, gensym("iemhelp/help-iem_cot4~"));
! }
Index: sighml_shelf.c
===================================================================
RCS file: /cvsroot/pure-data/externals/iemlib/src/iemlib1/sighml_shelf.c,v
retrieving revision 1.2
retrieving revision 1.3
diff -C2 -d -r1.2 -r1.3
*** sighml_shelf.c 9 Mar 2005 17:15:59 -0000 1.2
--- sighml_shelf.c 2 Jun 2005 18:23:54 -0000 1.3
***************
*** 1,558 ****
! /* 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 - 2003 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
[...1086 lines suppressed...]
! x->end_mg = x->cur_mg;
! x->end_hg = x->cur_hg;
! return(x);
! }
!
! void sighml_shelf_setup(void)
! {
! sighml_shelf_class = class_new(gensym("hml_shelf~"), (t_newmethod)sighml_shelf_new,
! 0, sizeof(t_sighml_shelf), 0, A_GIMME, 0);
! CLASS_MAINSIGNALIN(sighml_shelf_class, t_sighml_shelf, x_msi);
! class_addmethod(sighml_shelf_class, (t_method)sighml_shelf_dsp, gensym("dsp"), 0);
! class_addmethod(sighml_shelf_class, (t_method)sighml_shelf_ft1, gensym("ft1"), A_FLOAT, 0);
! class_addmethod(sighml_shelf_class, (t_method)sighml_shelf_ft2, gensym("ft2"), A_FLOAT, 0);
! class_addmethod(sighml_shelf_class, (t_method)sighml_shelf_ft3, gensym("ft3"), A_FLOAT, 0);
! class_addmethod(sighml_shelf_class, (t_method)sighml_shelf_ft4, gensym("ft4"), A_FLOAT, 0);
! class_addmethod(sighml_shelf_class, (t_method)sighml_shelf_ft5, gensym("ft5"), A_FLOAT, 0);
! class_addmethod(sighml_shelf_class, (t_method)sighml_shelf_ft6, gensym("ft6"), A_FLOAT, 0);
! class_addmethod(sighml_shelf_class, (t_method)sighml_shelf_print, gensym("print"), 0);
! class_sethelpsymbol(sighml_shelf_class, gensym("iemhelp/help-hml_shelf~"));
! }
Index: sigprvu.c
===================================================================
RCS file: /cvsroot/pure-data/externals/iemlib/src/iemlib1/sigprvu.c,v
retrieving revision 1.2
retrieving revision 1.3
diff -C2 -d -r1.2 -r1.3
*** sigprvu.c 9 Mar 2005 17:15:59 -0000 1.2
--- sigprvu.c 2 Jun 2005 18:23:54 -0000 1.3
***************
*** 1,282 ****
! /* 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 - 2003 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #include "m_pd.h"
! #include "iemlib.h"
! #include <math.h>
! #include <stdio.h>
! #include <string.h>
!
! /* ---------------- prvu~ - simple peak&rms-vu-meter. ----------------- */
!
! typedef struct sigprvu
! {
! t_object x_obj;
! t_atom x_at[3];
! void *x_clock_metro;
! int x_metro_time;
! void *x_clock_hold;
! int x_hold_time;
! float x_cur_peak;
! float x_old_peak;
! float x_hold_peak;
! int x_hold;
! float x_sum_rms;
! float x_old_rms;
! float x_rcp;
! float x_sr;
! float x_threshold_over;
! int x_overflow_counter;
! float x_release_time;
! float x_c1;
! int x_started;
! float x_msi;
! } t_sigprvu;
!
! t_class *sigprvu_class;
! static void sigprvu_tick_metro(t_sigprvu *x);
! static void sigprvu_tick_hold(t_sigprvu *x);
!
! static void sigprvu_reset(t_sigprvu *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 sigprvu_stop(t_sigprvu *x)
! {
! clock_unset(x->x_clock_metro);
! x->x_started = 0;
! }
!
! static void sigprvu_start(t_sigprvu *x)
! {
! clock_delay(x->x_clock_metro, x->x_metro_time);
! x->x_started = 1;
! }
!
! static void sigprvu_float(t_sigprvu *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 sigprvu_t_release(t_sigprvu *x, t_floatarg release_time)
! {
! if(release_time <= 20.0f)
! release_time = 20.0f;
! x->x_release_time = release_time;
! x->x_c1 = exp(-2.0*(float)x->x_metro_time/x->x_release_time);
! }
!
! static void sigprvu_t_metro(t_sigprvu *x, t_floatarg metro_time)
! {
! if(metro_time <= 20.0f)
! metro_time = 20.0f;
! x->x_metro_time = (int)metro_time;
! x->x_c1 = exp(-2.0*(float)x->x_metro_time/x->x_release_time);
! x->x_rcp = 1.0f/(x->x_sr*(float)x->x_metro_time);
! }
!
! static void sigprvu_t_hold(t_sigprvu *x, t_floatarg hold_time)
! {
! if(hold_time <= 20.0f)
! hold_time = 20.0f;
! x->x_hold_time = (int)hold_time;
! }
!
! static void sigprvu_threshold(t_sigprvu *x, t_floatarg thresh)
! {
! x->x_threshold_over = thresh;
! }
!
! static t_int *sigprvu_perform(t_int *w)
! {
! float *in = (float *)(w[1]);
! t_sigprvu *x = (t_sigprvu *)(w[2]);
! int n = (int)(w[3]);
! float peak = x->x_cur_peak, pow, sum=x->x_sum_rms;
! int i;
!
! if(x->x_started)
! {
! for(i=0; i<n; i++)
! {
! pow = in[i]*in[i];
! if(pow > peak)
! peak = pow;
! sum += pow;
! }
! x->x_cur_peak = peak;
! x->x_sum_rms = sum;
! }
! return(w+4);
! }
!
! static void sigprvu_dsp(t_sigprvu *x, t_signal **sp)
! {
! x->x_sr = 0.001*(float)sp[0]->s_sr;
! x->x_rcp = 1.0f/(x->x_sr*(float)x->x_metro_time);
! dsp_add(sigprvu_perform, 3, sp[0]->s_vec, x, sp[0]->s_n);
! clock_delay(x->x_clock_metro, x->x_metro_time);
! }
!
! static void sigprvu_tick_hold(t_sigprvu *x)
! {
! x->x_hold = 0;
! x->x_hold_peak = x->x_old_peak;
! }
!
! static void sigprvu_tick_metro(t_sigprvu *x)
! {
! 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 = (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 sigprvu_ff(t_sigprvu *x)
! {
! clock_free(x->x_clock_metro);
! clock_free(x->x_clock_hold);
! }
!
! static void *sigprvu_new(t_floatarg metro_time, t_floatarg hold_time,
! t_floatarg release_time, t_floatarg threshold)
! {
! t_sigprvu *x;
! float t;
! int i;
!
! x = (t_sigprvu *)pd_new(sigprvu_class);
! if(metro_time <= 0.0f)
! metro_time = 300.0f;
! if(metro_time <= 20.0f)
! metro_time = 20.0f;
! if(release_time <= 0.0f)
! release_time = 300.0f;
! if(release_time <= 20.0f)
! release_time = 20.0f;
! if(hold_time <= 0.0f)
! hold_time = 1000.0f;
! if(hold_time <= 20.0f)
! hold_time = 20.0f;
! if(threshold == 0.0f)
! threshold = -0.01f;
! x->x_metro_time = (int)metro_time;
! x->x_release_time = release_time;
! x->x_hold_time = (int)hold_time;
! x->x_threshold_over = threshold;
! x->x_c1 = exp(-2.0*(float)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*(float)x->x_metro_time);
! x->x_overflow_counter = 0;
! x->x_clock_metro = clock_new(x, (t_method)sigprvu_tick_metro);
! x->x_clock_hold = clock_new(x, (t_method)sigprvu_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 sigprvu_setup(void)
! {
! sigprvu_class = class_new(gensym("prvu~"), (t_newmethod)sigprvu_new,
! (t_method)sigprvu_ff, sizeof(t_sigprvu), 0,
! A_DEFFLOAT, A_DEFFLOAT, A_DEFFLOAT, A_DEFFLOAT, 0);
! CLASS_MAINSIGNALIN(sigprvu_class, t_sigprvu, x_msi);
! class_addmethod(sigprvu_class, (t_method)sigprvu_dsp, gensym("dsp"), 0);
! class_addfloat(sigprvu_class, sigprvu_float);
! class_addmethod(sigprvu_class, (t_method)sigprvu_reset, gensym("reset"), 0);
! class_addmethod(sigprvu_class, (t_method)sigprvu_start, gensym("start"), 0);
! class_addmethod(sigprvu_class, (t_method)sigprvu_stop, gensym("stop"), 0);
! class_addmethod(sigprvu_class, (t_method)sigprvu_t_release, gensym("t_release"), A_FLOAT, 0);
! class_addmethod(sigprvu_class, (t_method)sigprvu_t_metro, gensym("t_metro"), A_FLOAT, 0);
! class_addmethod(sigprvu_class, (t_method)sigprvu_t_hold, gensym("t_hold"), A_FLOAT, 0);
! class_addmethod(sigprvu_class, (t_method)sigprvu_threshold, gensym("threshold"), A_FLOAT, 0);
! class_sethelpsymbol(sigprvu_class, gensym("iemhelp/help-prvu~"));
! }
--- 1,282 ----
! /* 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 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #include "m_pd.h"
! #include "iemlib.h"
! #include <math.h>
! #include <stdio.h>
! #include <string.h>
!
! /* ---------------- prvu~ - simple peak&rms-vu-meter. ----------------- */
!
! typedef struct sigprvu
! {
! t_object x_obj;
! t_atom x_at[3];
! void *x_clock_metro;
! int x_metro_time;
! void *x_clock_hold;
! int x_hold_time;
! float x_cur_peak;
! float x_old_peak;
! float x_hold_peak;
! int x_hold;
! float x_sum_rms;
! float x_old_rms;
! float x_rcp;
! float x_sr;
! float x_threshold_over;
! int x_overflow_counter;
! float x_release_time;
! float x_c1;
! int x_started;
! float x_msi;
! } t_sigprvu;
!
! t_class *sigprvu_class;
! static void sigprvu_tick_metro(t_sigprvu *x);
! static void sigprvu_tick_hold(t_sigprvu *x);
!
! static void sigprvu_reset(t_sigprvu *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 sigprvu_stop(t_sigprvu *x)
! {
! clock_unset(x->x_clock_metro);
! x->x_started = 0;
! }
!
! static void sigprvu_start(t_sigprvu *x)
! {
! clock_delay(x->x_clock_metro, x->x_metro_time);
! x->x_started = 1;
! }
!
! static void sigprvu_float(t_sigprvu *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 sigprvu_t_release(t_sigprvu *x, t_floatarg release_time)
! {
! if(release_time <= 20.0f)
! release_time = 20.0f;
! x->x_release_time = release_time;
! x->x_c1 = exp(-2.0*(float)x->x_metro_time/x->x_release_time);
! }
!
! static void sigprvu_t_metro(t_sigprvu *x, t_floatarg metro_time)
! {
! if(metro_time <= 20.0f)
! metro_time = 20.0f;
! x->x_metro_time = (int)metro_time;
! x->x_c1 = exp(-2.0*(float)x->x_metro_time/x->x_release_time);
! x->x_rcp = 1.0f/(x->x_sr*(float)x->x_metro_time);
! }
!
! static void sigprvu_t_hold(t_sigprvu *x, t_floatarg hold_time)
! {
! if(hold_time <= 20.0f)
! hold_time = 20.0f;
! x->x_hold_time = (int)hold_time;
! }
!
! static void sigprvu_threshold(t_sigprvu *x, t_floatarg thresh)
! {
! x->x_threshold_over = thresh;
! }
!
! static t_int *sigprvu_perform(t_int *w)
! {
! float *in = (float *)(w[1]);
! t_sigprvu *x = (t_sigprvu *)(w[2]);
! int n = (int)(w[3]);
! float peak = x->x_cur_peak, pow, sum=x->x_sum_rms;
! int i;
!
! if(x->x_started)
! {
! for(i=0; i<n; i++)
! {
! pow = in[i]*in[i];
! if(pow > peak)
! peak = pow;
! sum += pow;
! }
! x->x_cur_peak = peak;
! x->x_sum_rms = sum;
! }
! return(w+4);
! }
!
! static void sigprvu_dsp(t_sigprvu *x, t_signal **sp)
! {
! x->x_sr = 0.001*(float)sp[0]->s_sr;
! x->x_rcp = 1.0f/(x->x_sr*(float)x->x_metro_time);
! dsp_add(sigprvu_perform, 3, sp[0]->s_vec, x, sp[0]->s_n);
! clock_delay(x->x_clock_metro, x->x_metro_time);
! }
!
! static void sigprvu_tick_hold(t_sigprvu *x)
! {
! x->x_hold = 0;
! x->x_hold_peak = x->x_old_peak;
! }
!
! static void sigprvu_tick_metro(t_sigprvu *x)
! {
! 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 = (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 sigprvu_ff(t_sigprvu *x)
! {
! clock_free(x->x_clock_metro);
! clock_free(x->x_clock_hold);
! }
!
! static void *sigprvu_new(t_floatarg metro_time, t_floatarg hold_time,
! t_floatarg release_time, t_floatarg threshold)
! {
! t_sigprvu *x;
! float t;
! int i;
!
! x = (t_sigprvu *)pd_new(sigprvu_class);
! if(metro_time <= 0.0f)
! metro_time = 300.0f;
! if(metro_time <= 20.0f)
! metro_time = 20.0f;
! if(release_time <= 0.0f)
! release_time = 300.0f;
! if(release_time <= 20.0f)
! release_time = 20.0f;
! if(hold_time <= 0.0f)
! hold_time = 1000.0f;
! if(hold_time <= 20.0f)
! hold_time = 20.0f;
! if(threshold == 0.0f)
! threshold = -0.01f;
! x->x_metro_time = (int)metro_time;
! x->x_release_time = release_time;
! x->x_hold_time = (int)hold_time;
! x->x_threshold_over = threshold;
! x->x_c1 = exp(-2.0*(float)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*(float)x->x_metro_time);
! x->x_overflow_counter = 0;
! x->x_clock_metro = clock_new(x, (t_method)sigprvu_tick_metro);
! x->x_clock_hold = clock_new(x, (t_method)sigprvu_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 sigprvu_setup(void)
! {
! sigprvu_class = class_new(gensym("prvu~"), (t_newmethod)sigprvu_new,
! (t_method)sigprvu_ff, sizeof(t_sigprvu), 0,
! A_DEFFLOAT, A_DEFFLOAT, A_DEFFLOAT, A_DEFFLOAT, 0);
! CLASS_MAINSIGNALIN(sigprvu_class, t_sigprvu, x_msi);
! class_addmethod(sigprvu_class, (t_method)sigprvu_dsp, gensym("dsp"), 0);
! class_addfloat(sigprvu_class, sigprvu_float);
! class_addmethod(sigprvu_class, (t_method)sigprvu_reset, gensym("reset"), 0);
! class_addmethod(sigprvu_class, (t_method)sigprvu_start, gensym("start"), 0);
! class_addmethod(sigprvu_class, (t_method)sigprvu_stop, gensym("stop"), 0);
! class_addmethod(sigprvu_class, (t_method)sigprvu_t_release, gensym("t_release"), A_FLOAT, 0);
! class_addmethod(sigprvu_class, (t_method)sigprvu_t_metro, gensym("t_metro"), A_FLOAT, 0);
! class_addmethod(sigprvu_class, (t_method)sigprvu_t_hold, gensym("t_hold"), A_FLOAT, 0);
! class_addmethod(sigprvu_class, (t_method)sigprvu_threshold, gensym("threshold"), A_FLOAT, 0);
! class_sethelpsymbol(sigprvu_class, gensym("iemhelp/help-prvu~"));
! }
Index: sigiem_sqrt4.c
===================================================================
RCS file: /cvsroot/pure-data/externals/iemlib/src/iemlib1/sigiem_sqrt4.c,v
retrieving revision 1.1.1.1
retrieving revision 1.2
diff -C2 -d -r1.1.1.1 -r1.2
*** sigiem_sqrt4.c 18 May 2004 21:33:30 -0000 1.1.1.1
--- sigiem_sqrt4.c 2 Jun 2005 18:23:54 -0000 1.2
***************
*** 1,117 ****
! /* 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 - 2003 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #include "m_pd.h"
! #include "iemlib.h"
! #include <math.h>
! #include <stdio.h>
! #include <string.h>
!
! #define IEMSQRT4TAB1SIZE 256
! #define IEMSQRT4TAB2SIZE 1024
!
! /* ------------------------ iem_sqrt4~ ----------------------------- */
!
! float *iem_sqrt4_exptab=(float *)0L;
! float *iem_sqrt4_mantissatab=(float *)0L;
!
! static t_class *sigiem_sqrt4_class;
!
! typedef struct _sigiem_sqrt4
! {
! t_object x_obj;
! float x_msi;
! } t_sigiem_sqrt4;
!
! static t_int *sigiem_sqrt4_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--)
! {
! float f = *in;
! 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_exptab[(l >> 23) & 0xff] * iem_sqrt4_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 sigiem_sqrt4_dsp(t_sigiem_sqrt4 *x, t_signal **sp)
! {
! dsp_add(sigiem_sqrt4_perform, 3, sp[0]->s_vec, sp[1]->s_vec, sp[0]->s_n);
! }
!
! static void sigiem_sqrt4_maketable(void)
! {
! int i;
! float f;
! long l;
!
! if(!iem_sqrt4_exptab)
! {
! iem_sqrt4_exptab = (float *)getbytes(sizeof(float) * IEMSQRT4TAB1SIZE);
! for(i=0; i<IEMSQRT4TAB1SIZE; i++)
! {
! l = (i ? (i == IEMSQRT4TAB1SIZE-1 ? IEMSQRT4TAB1SIZE-2 : i) : 1)<< 23;
! *(long *)(&f) = l;
! iem_sqrt4_exptab[i] = 1.0f/sqrt(f);
! }
! }
! if(!iem_sqrt4_mantissatab)
! {
! iem_sqrt4_mantissatab = (float *)getbytes(sizeof(float) * IEMSQRT4TAB2SIZE);
! for(i=0; i<IEMSQRT4TAB2SIZE; i++)
! {
! f = 1.0f + (1.0f/(float)IEMSQRT4TAB2SIZE) * (float)i;
! iem_sqrt4_mantissatab[i] = 1.0f/sqrt(f);
! }
! }
! }
!
! static void *sigiem_sqrt4_new(void)
! {
! t_sigiem_sqrt4 *x = (t_sigiem_sqrt4 *)pd_new(sigiem_sqrt4_class);
!
! outlet_new(&x->x_obj, gensym("signal"));
! x->x_msi = 0;
! return (x);
! }
!
! void sigiem_sqrt4_setup(void)
! {
! sigiem_sqrt4_class = class_new(gensym("iem_sqrt4~"), (t_newmethod)sigiem_sqrt4_new, 0,
! sizeof(t_sigiem_sqrt4), 0, 0);
! CLASS_MAINSIGNALIN(sigiem_sqrt4_class, t_sigiem_sqrt4, x_msi);
! class_addmethod(sigiem_sqrt4_class, (t_method)sigiem_sqrt4_dsp, gensym("dsp"), 0);
! sigiem_sqrt4_maketable();
! class_sethelpsymbol(sigiem_sqrt4_class, gensym("iemhelp/help-iem_sqrt4~"));
! }
!
--- 1,116 ----
! /* 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 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #include "m_pd.h"
! #include "iemlib.h"
! #include <math.h>
! #include <stdio.h>
! #include <string.h>
!
! #define IEMSQRT4TAB1SIZE 256
! #define IEMSQRT4TAB2SIZE 1024
!
! /* ------------------------ iem_sqrt4~ ----------------------------- */
!
! float *iem_sqrt4_exptab=(float *)0L;
! float *iem_sqrt4_mantissatab=(float *)0L;
!
! static t_class *sigiem_sqrt4_class;
!
! typedef struct _sigiem_sqrt4
! {
! t_object x_obj;
! float x_msi;
! } t_sigiem_sqrt4;
!
! static t_int *sigiem_sqrt4_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--)
! {
! float f = *in;
! 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_exptab[(l >> 23) & 0xff] * iem_sqrt4_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 sigiem_sqrt4_dsp(t_sigiem_sqrt4 *x, t_signal **sp)
! {
! dsp_add(sigiem_sqrt4_perform, 3, sp[0]->s_vec, sp[1]->s_vec, sp[0]->s_n);
! }
!
! static void sigiem_sqrt4_maketable(void)
! {
! int i;
! float f;
! long l;
!
! if(!iem_sqrt4_exptab)
! {
! iem_sqrt4_exptab = (float *)getbytes(sizeof(float) * IEMSQRT4TAB1SIZE);
! for(i=0; i<IEMSQRT4TAB1SIZE; i++)
! {
! l = (i ? (i == IEMSQRT4TAB1SIZE-1 ? IEMSQRT4TAB1SIZE-2 : i) : 1)<< 23;
! *(long *)(&f) = l;
! iem_sqrt4_exptab[i] = 1.0f/sqrt(f);
! }
! }
! if(!iem_sqrt4_mantissatab)
! {
! iem_sqrt4_mantissatab = (float *)getbytes(sizeof(float) * IEMSQRT4TAB2SIZE);
! for(i=0; i<IEMSQRT4TAB2SIZE; i++)
! {
! f = 1.0f + (1.0f/(float)IEMSQRT4TAB2SIZE) * (float)i;
! iem_sqrt4_mantissatab[i] = 1.0f/sqrt(f);
! }
! }
! }
!
! static void *sigiem_sqrt4_new(void)
! {
! t_sigiem_sqrt4 *x = (t_sigiem_sqrt4 *)pd_new(sigiem_sqrt4_class);
!
! outlet_new(&x->x_obj, gensym("signal"));
! x->x_msi = 0;
! return (x);
! }
!
! void sigiem_sqrt4_setup(void)
! {
! sigiem_sqrt4_class = class_new(gensym("iem_sqrt4~"), (t_newmethod)sigiem_sqrt4_new, 0,
! sizeof(t_sigiem_sqrt4), 0, 0);
! CLASS_MAINSIGNALIN(sigiem_sqrt4_class, t_sigiem_sqrt4, x_msi);
! class_addmethod(sigiem_sqrt4_class, (t_method)sigiem_sqrt4_dsp, gensym("dsp"), 0);
! sigiem_sqrt4_maketable();
! class_sethelpsymbol(sigiem_sqrt4_class, gensym("iemhelp/help-iem_sqrt4~"));
! }
Index: v2db.c
===================================================================
RCS file: /cvsroot/pure-data/externals/iemlib/src/iemlib1/v2db.c,v
retrieving revision 1.1.1.1
retrieving revision 1.2
diff -C2 -d -r1.1.1.1 -r1.2
*** v2db.c 18 May 2004 21:33:31 -0000 1.1.1.1
--- v2db.c 2 Jun 2005 18:23:54 -0000 1.2
***************
*** 1,45 ****
! /* 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 - 2003 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #include "m_pd.h"
! #include "iemlib.h"
! #include <math.h>
! #include <stdio.h>
! #include <string.h>
!
! /* ---------------- v2db - value to dB converter. ----------------- */
!
! static t_class *v2db_class;
!
! float v2db(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"));
! }
--- 1,45 ----
! /* 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 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #include "m_pd.h"
! #include "iemlib.h"
! #include <math.h>
! #include <stdio.h>
! #include <string.h>
!
! /* -------- v2db - a rms-value to techn. dB converter. --------- */
!
! static t_class *v2db_class;
!
! float v2db(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"));
! }
Index: sigiem_pow4.c
===================================================================
RCS file: /cvsroot/pure-data/externals/iemlib/src/iemlib1/sigiem_pow4.c,v
retrieving revision 1.1.1.1
retrieving revision 1.2
diff -C2 -d -r1.1.1.1 -r1.2
*** sigiem_pow4.c 18 May 2004 21:33:30 -0000 1.1.1.1
--- sigiem_pow4.c 2 Jun 2005 18:23:54 -0000 1.2
***************
*** 1,86 ****
! /* 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 - 2003 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #include "m_pd.h"
! #include "iemlib.h"
! #include <math.h>
! #include <stdio.h>
! #include <string.h>
!
! /* ------------------------ iem_pow4~ ----------------------------- */
!
! static t_class *sigiem_pow4_class;
!
! typedef struct _sigiem_pow4
! {
! t_object x_obj;
! float x_exp;
! float x_msi;
! } t_sigiem_pow4;
!
! static void sigiem_pow4_ft1(t_sigiem_pow4 *x, t_floatarg f)
! {
! x->x_exp = f;
! }
!
! static t_int *sigiem_pow4_perform(t_int *w)
! {
! t_float *in = (t_float *)(w[1]);
! t_float *out = (t_float *)(w[2]);
! t_sigiem_pow4 *x = (t_sigiem_pow4 *)(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 sigiem_pow4_dsp(t_sigiem_pow4 *x, t_signal **sp)
! {
! dsp_add(sigiem_pow4_perform, 4, sp[0]->s_vec, sp[1]->s_vec, x, sp[0]->s_n);
! }
!
! static void *sigiem_pow4_new(t_floatarg f)
! {
! t_sigiem_pow4 *x = (t_sigiem_pow4 *)pd_new(sigiem_pow4_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 sigiem_pow4_setup(void)
! {
! sigiem_pow4_class = class_new(gensym("iem_pow4~"), (t_newmethod)sigiem_pow4_new, 0,
! sizeof(t_sigiem_pow4), 0, A_DEFFLOAT, 0);
! class_addcreator((t_newmethod)sigiem_pow4_new, gensym("icot~"), 0);
! CLASS_MAINSIGNALIN(sigiem_pow4_class, t_sigiem_pow4, x_msi);
! class_addmethod(sigiem_pow4_class, (t_method)sigiem_pow4_dsp, gensym("dsp"), 0);
! class_addmethod(sigiem_pow4_class, (t_method)sigiem_pow4_ft1, gensym("ft1"), A_FLOAT, 0);
! class_sethelpsymbol(sigiem_pow4_class, gensym("iemhelp/help-iem_pow4~"));
! }
--- 1,86 ----
! /* 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 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #include "m_pd.h"
! #include "iemlib.h"
! #include <math.h>
! #include <stdio.h>
! #include <string.h>
!
! /* ------------------------ iem_pow4~ ----------------------------- */
!
! static t_class *sigiem_pow4_class;
!
! typedef struct _sigiem_pow4
! {
! t_object x_obj;
! float x_exp;
! float x_msi;
! } t_sigiem_pow4;
!
! static void sigiem_pow4_ft1(t_sigiem_pow4 *x, t_floatarg f)
! {
! x->x_exp = f;
! }
!
! static t_int *sigiem_pow4_perform(t_int *w)
! {
! t_float *in = (t_float *)(w[1]);
! t_float *out = (t_float *)(w[2]);
! t_sigiem_pow4 *x = (t_sigiem_pow4 *)(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 sigiem_pow4_dsp(t_sigiem_pow4 *x, t_signal **sp)
! {
! dsp_add(sigiem_pow4_perform, 4, sp[0]->s_vec, sp[1]->s_vec, x, sp[0]->s_n);
! }
!
! static void *sigiem_pow4_new(t_floatarg f)
! {
! t_sigiem_pow4 *x = (t_sigiem_pow4 *)pd_new(sigiem_pow4_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 sigiem_pow4_setup(void)
! {
! sigiem_pow4_class = class_new(gensym("iem_pow4~"), (t_newmethod)sigiem_pow4_new, 0,
! sizeof(t_sigiem_pow4), 0, A_DEFFLOAT, 0);
! class_addcreator((t_newmethod)sigiem_pow4_new, gensym("icot~"), 0);
! CLASS_MAINSIGNALIN(sigiem_pow4_class, t_sigiem_pow4, x_msi);
! class_addmethod(sigiem_pow4_class, (t_method)sigiem_pow4_dsp, gensym("dsp"), 0);
! class_addmethod(sigiem_pow4_class, (t_method)sigiem_pow4_ft1, gensym("ft1"), A_FLOAT, 0);
! class_sethelpsymbol(sigiem_pow4_class, gensym("iemhelp/help-iem_pow4~"));
! }
Index: f2note.c
===================================================================
RCS file: /cvsroot/pure-data/externals/iemlib/src/iemlib1/f2note.c,v
retrieving revision 1.1.1.1
retrieving revision 1.2
diff -C2 -d -r1.1.1.1 -r1.2
*** f2note.c 18 May 2004 21:33:28 -0000 1.1.1.1
--- f2note.c 2 Jun 2005 18:23:54 -0000 1.2
***************
*** 1,189 ****
! /* 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 - 2003 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #include "m_pd.h"
! #include "iemlib.h"
! #include <math.h>
! #include <stdio.h>
! #include <string.h>
!
! /* ------ 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;
! float x_refhz;
! float x_refexp;
! float x_reflog;
! t_symbol *x_set;
! } t_f2note;
!
! static t_class *f2note_class;
!
! float f2note_mtof(t_f2note *x, float midi)
! {
! return(x->x_refexp * exp(0.057762265047 * midi));
! }
!
! float f2note_ftom(t_f2note *x, float freq)
! {
! return (freq > 0 ? 17.31234049 * log(x->x_reflog * freq) : -1500);
! }
!
! void f2note_calc_ref(t_f2note *x)
! {
! 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, (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, 0.01*(float)(x->x_centomidi));
! }
!
! static void f2note_float(t_f2note *x, t_floatarg freq)
! {
! x->x_centomidi = (int)(100.0*f2note_ftom(x, freq) + 0.5);
! 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 == 0.0)
! ref=440.0;
! x->x_refhz = ref;
! x->x_centomidi = (int)(100.0*ref + 0.499);
! 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"));
! }
--- 1,190 ----
! /* 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 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
!
! #include "m_pd.h"
! #include "iemlib.h"
! #include <math.h>
! #include <stdio.h>
! #include <string.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;
! float x_refhz;
! float x_refexp;
! float x_reflog;
! t_symbol *x_set;
! } t_f2note;
!
! static t_class *f2note_class;
!
! float f2note_mtof(t_f2note *x, float midi)
! {
! return(x->x_refexp * exp(0.057762265047 * midi));
! }
!
! float f2note_ftom(t_f2note *x, float freq)
! {
! return (freq > 0 ? 17.31234049 * log(x->x_reflog * freq) : -1500);
! }
!
! void f2note_calc_ref(t_f2note *x)
! {
! 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, (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, 0.01*(float)(x->x_centomidi));
! }
!
! static void f2note_float(t_f2note *x, t_floatarg freq)
! {
! x->x_centomidi = (int)(100.0*f2note_ftom(x, freq) + 0.5);
! 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 == 0.0)
! ref=440.0;
! x->x_refhz = ref;
! x->x_centomidi = (int)(100.0*ref + 0.499);
! 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"));
! }
Index: sigfilter.c
===================================================================
RCS file: /cvsroot/pure-data/externals/iemlib/src/iemlib1/sigfilter.c,v
retrieving revision 1.2
retrieving revision 1.3
diff -C2 -d -r1.2 -r1.3
*** sigfilter.c 9 Mar 2005 17:15:59 -0000 1.2
--- sigfilter.c 2 Jun 2005 18:23:54 -0000 1.3
***************
*** 1,822 ****
! /* 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 - 2003 */
!
! #ifdef NT
! #pragma warning( disable : 4244 )
! #pragma warning( disable : 4305 )
! #endif
!
[...1615 lines suppressed...]
! x->end_f = x->cur_f;
! x->end_a = x->cur_a;
! x->end_b = x->cur_b;
! }
! return (x);
! }
!
! void sigfilter_setup(void)
! {
! sigfilter_class = class_new(gensym("filter~"), (t_newmethod)sigfilter_new,
! 0, sizeof(t_sigfilter), 0, A_GIMME, 0);
! CLASS_MAINSIGNALIN(sigfilter_class, t_sigfilter, x_msi);
! class_addmethod(sigfilter_class, (t_method)sigfilter_dsp, gensym("dsp"), 0);
! class_addmethod(sigfilter_class, (t_method)sigfilter_ft1, gensym("ft1"), A_FLOAT, 0);
! class_addmethod(sigfilter_class, (t_method)sigfilter_ft2, gensym("ft2"), A_FLOAT, 0);
! class_addmethod(sigfilter_class, (t_method)sigfilter_ft3, gensym("ft3"), A_FLOAT, 0);
! class_addmethod(sigfilter_class, (t_method)sigfilter_ft4, gensym("ft4"), A_FLOAT, 0);
! class_addmethod(sigfilter_class, (t_method)sigfilter_print, gensym("print"), 0);
! class_sethelpsymbol(sigfilter_class, gensym("iemhelp/help-filter~"));
! }