Pd-cvs January 2006

pd-cvs@lists.iem.at

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285 discussions

externals/sIgpAck readme.txt,1.1,NONE
by Frank Barknecht 19 Jan '06

19 Jan '06

Update of /cvsroot/pure-data/externals/sIgpAck In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv24694/sIgpAck Removed Files: readme.txt Log Message: Removed (?) sIgpAck? --- readme.txt DELETED ---

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externals/tb/sndfiler/src sndfiler.c,1.6,1.7
by Thomas Grill 19 Jan '06

19 Jan '06

Update of /cvsroot/pure-data/externals/tb/sndfiler/src In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv12804/src Modified Files: sndfiler.c Log Message: better fixes for OSX (use kernel functions) Index: sndfiler.c =================================================================== RCS file: /cvsroot/pure-data/externals/tb/sndfiler/src/sndfiler.c,v retrieving revision 1.6 retrieving revision 1.7 diff -C2 -d -r1.6 -r1.7 *** sndfiler.c 19 Jan 2006 21:02:12 -0000 1.6 --- sndfiler.c 19 Jan 2006 22:21:01 -0000 1.7 *************** *** 45,48 **** --- 45,49 ---- #include "m_pd.h" #include "m_fifo.h" + #include "pthread.h" #include "semaphore.h" *************** *** 69,72 **** --- 70,85 ---- #endif /* _POSIX_MEMLOCK */ + #ifdef __APPLE__ + #include <mach/semaphore.h> + #define SEM_T semaphore_t + #define SEM_INIT(s) (semaphore_create(mach_task_self(),&s,SYNC_POLICY_FIFO,0) == 0) + #define SEM_SIGNAL(s) semaphore_signal(s) + #define SEM_WAIT(s) semaphore_wait(s) + #else + #define SEM_T sem_t + #define SEM_INIT(s) (sem_init(&s,0,0) == 0) + #define SEM_SIGNAL(s) sem_post(&s) + #define SEM_WAIT(s) sem_wait(&s) + #endif /************ forward declarations **************/ *************** *** 130,134 **** { t_fifo* x_jobs; ! sem_t* sem; } t_sfqueue; --- 143,147 ---- { t_fifo* x_jobs; ! SEM_T sem; } t_sfqueue; *************** *** 158,162 **** { t_sfprocess * me; ! sem_wait(sndfiler_queue.sem); while (me = (t_sfprocess *)fifo_get(sndfiler_queue.x_jobs)) --- 171,175 ---- { t_sfprocess * me; ! SEM_WAIT(sndfiler_queue.sem); while (me = (t_sfprocess *)fifo_get(sndfiler_queue.x_jobs)) *************** *** 179,192 **** //initialize queue sndfiler_queue.x_jobs = fifo_init(); ! #ifdef __APPLE__ ! sndfiler_queue.sem = sem_open("sndfilerthread",O_CREAT|O_EXCL,0,0); ! if(sndfiler_queue.sem == SEM_FAILED) ! error("Couldn't create sndfiler semaphore: %i",errno); ! #else ! sndfiler_queue.sem = (sem_t *)getbytes(sizeof(sem_t)); ! status = sem_init(sndfiler_queue.sem,0,0); ! if(status != 0) error("Couldn't create sndfiler semaphore: %i",status); - #endif // initialize thread --- 192,199 ---- //initialize queue sndfiler_queue.x_jobs = fifo_init(); ! ! status = SEM_INIT(sndfiler_queue.sem); ! if(!status) error("Couldn't create sndfiler semaphore: %i",status); // initialize thread *************** *** 234,238 **** fifo_put(sndfiler_queue.x_jobs, process); ! sem_post(sndfiler_queue.sem); } --- 241,245 ---- fifo_put(sndfiler_queue.x_jobs, process); ! SEM_SIGNAL(sndfiler_queue.sem); } *************** *** 469,473 **** fifo_put(sndfiler_queue.x_jobs, process); ! sem_post(sndfiler_queue.sem); } --- 476,480 ---- fifo_put(sndfiler_queue.x_jobs, process); ! SEM_SIGNAL(sndfiler_queue.sem); }

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externals/tb/sndfiler/src sndfiler.c,1.5,1.6
by Thomas Grill 19 Jan '06

19 Jan '06

Update of /cvsroot/pure-data/externals/tb/sndfiler/src In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv21195/src Modified Files: sndfiler.c Log Message: fixes for OSX (doesn't have a sem_init function) Index: sndfiler.c =================================================================== RCS file: /cvsroot/pure-data/externals/tb/sndfiler/src/sndfiler.c,v retrieving revision 1.5 retrieving revision 1.6 diff -C2 -d -r1.5 -r1.6 *** sndfiler.c 22 Dec 2005 23:45:20 -0000 1.5 --- sndfiler.c 19 Jan 2006 21:02:12 -0000 1.6 *************** *** 130,134 **** { t_fifo* x_jobs; ! sem_t sem; } t_sfqueue; --- 130,134 ---- { t_fifo* x_jobs; ! sem_t* sem; } t_sfqueue; *************** *** 155,163 **** static void sndfiler_thread(void) { ! while (1) { t_sfprocess * me; ! sem_wait(&sndfiler_queue.sem); ! while (me = (t_sfprocess *)fifo_get(sndfiler_queue.x_jobs)) { --- 155,163 ---- static void sndfiler_thread(void) { ! for(;;) { t_sfprocess * me; ! sem_wait(sndfiler_queue.sem); ! while (me = (t_sfprocess *)fifo_get(sndfiler_queue.x_jobs)) { *************** *** 179,184 **** //initialize queue sndfiler_queue.x_jobs = fifo_init(); ! sem_init (&sndfiler_queue.sem,0,0); ! // initialize thread pthread_attr_init(&sf_attr); --- 179,193 ---- //initialize queue sndfiler_queue.x_jobs = fifo_init(); ! #ifdef __APPLE__ ! sndfiler_queue.sem = sem_open("sndfilerthread",O_CREAT|O_EXCL,0,0); ! if(sndfiler_queue.sem == SEM_FAILED) ! error("Couldn't create sndfiler semaphore: %i",errno); ! #else ! sndfiler_queue.sem = (sem_t *)getbytes(sizeof(sem_t)); ! status = sem_init(sndfiler_queue.sem,0,0); ! if(status != 0) ! error("Couldn't create sndfiler semaphore: %i",status); ! #endif ! // initialize thread pthread_attr_init(&sf_attr); *************** *** 225,229 **** fifo_put(sndfiler_queue.x_jobs, process); ! sem_post(&sndfiler_queue.sem); } --- 234,238 ---- fifo_put(sndfiler_queue.x_jobs, process); ! sem_post(sndfiler_queue.sem); } *************** *** 460,464 **** fifo_put(sndfiler_queue.x_jobs, process); ! sem_post(&sndfiler_queue.sem); } --- 469,473 ---- fifo_put(sndfiler_queue.x_jobs, process); ! sem_post(sndfiler_queue.sem); }

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externals/sIgpAck readme.txt,NONE,1.1
by Frank Barknecht 19 Jan '06

19 Jan '06

Update of /cvsroot/pure-data/externals/sIgpAck In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv525 Added Files: readme.txt Log Message: Added missing readme.txt. (This checkin-stuff has to be possible in an easier way or I'm spoiled already by subversion ...) --- NEW FILE: readme.txt --- sIgpAck version 0.03b signal object library for pure-data a::changed prefix "sp." to "sp_" so every extern compiles as single object b::In sp_chop~ frank barknecht added a class_addcreator to make it available as "sp.chop~" as well, just to illustrate this feature. objects sp_chop~ sp_decimate~ sp_diode~ sp_foldback~ sp_foldover~ sp_freqdiv~ sp_freqshift~ sp_harmgen~ sp_rectify~ sp_round~ sp_saturate~ sp_sieve~ sp_split~ sp_ustep~ sp_vowel~ this is software with absolutely no warranty use it at your own risk contact <weiss(a)weiss-archiv.de> <http://www.weiss-archiv.de>

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[PD-cvs] externals/sIgpAck/src sIgpAck.c, NONE, 1.1 sp_chop~.c, NONE, 1.1 sp_decimate~.c, NONE, 1.1 sp_diode~.c, NONE, 1.1 sp_foldback~.c, NONE, 1.1 sp_foldover~.c, NONE, 1.1 sp_freqdiv~.c, NONE, 1.1 sp_freqshift~.c, NONE, 1.1 sp_harmgen~.c, NONE, 1.1 sp_rectify~.c, NONE, 1.1 sp_round~.c, NONE, 1.1 sp_saturate~.c, NONE, 1.1 sp_sieve~.c, NONE, 1.1 sp_split~.c, NONE, 1.1 sp_ustep~.c, NONE, 1.1 sp_vowel~.c, NONE, 1.1
by Frank Barknecht 19 Jan '06

19 Jan '06

Update of /cvsroot/pure-data/externals/sIgpAck/src In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv32464 Added Files: sIgpAck.c sp_chop~.c sp_decimate~.c sp_diode~.c sp_foldback~.c sp_foldover~.c sp_freqdiv~.c sp_freqshift~.c sp_harmgen~.c sp_rectify~.c sp_round~.c sp_saturate~.c sp_sieve~.c sp_split~.c sp_ustep~.c sp_vowel~.c Log Message: Added Martin Weiss' sIgpAck library, *.c-files. --- NEW FILE: sIgpAck.c --- #ifndef VERSION #define VERSION "0.03b" #endif #include <m_pd.h> typedef struct _sigpack { t_object x_obj; } t_sigpack; static t_class* sigpack_class; void sp_chop_tilde_setup(); void sp_decimate_tilde_setup(); void sp_diode_tilde_setup(); void sp_foldback_tilde_setup(); void sp_foldover_tilde_setup(); void sp_freqdiv_tilde_setup(); void sp_freqshift_tilde_setup(); void sp_harmgen_tilde_setup(); void sp_rectify_tilde_setup(); void sp_round_tilde_setup(); void sp_saturate_tilde_setup(); void sp_sieve_tilde_setup(); void sp_split_tilde_setup(); void sp_ustep_tilde_setup(); void sp_vowel_tilde_setup(); static void* sigpack_new(t_symbol* s) { t_sigpack *x = (t_sigpack *)pd_new(sigpack_class); return (x); } void sigpack_setup(void) { sigpack_class = class_new(gensym("sIgpAck"), (t_newmethod)sigpack_new, 0, sizeof(t_sigpack), 0,0); sp_chop_tilde_setup(); sp_decimate_tilde_setup(); sp_diode_tilde_setup(); sp_foldback_tilde_setup(); sp_foldover_tilde_setup(); sp_freqdiv_tilde_setup(); sp_freqshift_tilde_setup(); sp_harmgen_tilde_setup(); sp_rectify_tilde_setup(); sp_round_tilde_setup(); sp_saturate_tilde_setup(); sp_sieve_tilde_setup(); sp_split_tilde_setup(); sp_ustep_tilde_setup(); sp_vowel_tilde_setup(); post("sIgpAck"" "VERSION " weiss www.weiss-archiv.de"); } --- NEW FILE: sp_saturate~.c --- /* sIgpAck /* for /* pure-data /* www.weiss-archiv.de */ #include "m_pd.h" #include <math.h> #ifdef NT #pragma warning( disable : 4244 ) #pragma warning( disable : 4305 ) #endif /* ------------------------ sp_saturate~ ----------------------------- */ /* signal soft saturation */ /* code from www.musicdsp.org posted by bram de jong */ static t_class *saturate_tilde_class; typedef struct _saturate_tilde { t_object x_obj; t_sample x_thresh; float x_f; } t_saturate_tilde; static void *saturate_tilde_new(t_floatarg thresh) { t_saturate_tilde *x = (t_saturate_tilde *)pd_new(saturate_tilde_class); x->x_thresh = thresh; outlet_new(&x->x_obj, gensym("signal")); floatinlet_new(&x->x_obj, &x->x_thresh); x->x_f = 0; if(thresh) x->x_thresh = thresh; else x->x_thresh = 1.; return (x); } static float sigmoid(float x) { if(fabs(x) < 1) return x * (1.5f - 0.5f * x * x); else return x > 0.f ? 1.f : -1.f; } static t_int *saturate_tilde_perform(t_int *w) { t_saturate_tilde *x = (t_saturate_tilde *)(w[1]); t_float *in = (t_float *)(w[2]); t_float *out = (t_float *)(w[3]); int n = (int)(w[4]); float f, value; float t = x->x_thresh; while (n--) { f = *in++; if(fabs(f) < t) value = f; else { if(f > 0.f) value = t + (1.f - t) * sigmoid((f - t)/((1 - t) * 1.5f)); else value = -(t + (1.f - t) * sigmoid((-f - t)/((1 - t) * 1.5f))); } *out++ = value; } return (w+5); } static void saturate_tilde_dsp(t_saturate_tilde *x, t_signal **sp) { dsp_add(saturate_tilde_perform, 4, x, sp[0]->s_vec, sp[1]->s_vec, sp[0]->s_n); } void sp_saturate_tilde_setup(void) { saturate_tilde_class = class_new(gensym("sp_saturate~"), (t_newmethod)saturate_tilde_new, 0, sizeof(t_saturate_tilde), 0, A_DEFFLOAT, 0); CLASS_MAINSIGNALIN(saturate_tilde_class, t_saturate_tilde, x_f); class_addmethod(saturate_tilde_class, (t_method)saturate_tilde_dsp, gensym("dsp"), 0); class_addmethod(saturate_tilde_class, (t_method)saturate_tilde_dsp, gensym("sigmoid"), A_FLOAT, 0); } --- NEW FILE: sp_decimate~.c --- // sIgpAck // for // pure-data // www.weiss-archiv.de #include "m_pd.h" #ifdef NT #pragma warning( disable : 4244 ) #pragma warning( disable : 4305 ) #endif // ------------------------ sp_decimate~ ----------------------------- // signal decimation // code from musicdsp.org posted by tobybear static t_class *decimate_tilde_class; typedef struct _decimate_tilde { t_object x_obj; t_sample x_rate; t_sample x_bits; float x_f; } t_decimate_tilde; static void *decimate_tilde_new(t_floatarg rate, t_floatarg bits) { t_decimate_tilde *x = (t_decimate_tilde *)pd_new(decimate_tilde_class); x->x_rate = rate; x->x_bits = bits; outlet_new(&x->x_obj, gensym("signal")); floatinlet_new(&x->x_obj, &x->x_rate); floatinlet_new(&x->x_obj, &x->x_bits); x->x_f = 0; if (rate) x->x_rate = rate; else x->x_rate = 0.5; if (bits) x->x_bits = bits; else x->x_bits = 16; return (x); } static t_int *decimate_tilde_perform(t_int *w) { t_decimate_tilde *x = (t_decimate_tilde *)(w[1]); t_float *in = (t_float *)(w[2]); t_float *out = (t_float *)(w[3]); int n = (int)(w[4]); float f; long int m=1<<(int)(x->x_bits-1); float y=0, cnt=0; while (n--) { f = *in++; cnt+=x->x_rate; if (cnt>=1) { cnt-=1; y=(long int)(f*m)/(float)m; } *out++ = y; } return (w+5); } static void decimate_tilde_dsp(t_decimate_tilde *x, t_signal **sp) { dsp_add(decimate_tilde_perform, 4, x, sp[0]->s_vec, sp[1]->s_vec, sp[0]->s_n); } void sp_decimate_tilde_setup(void) { decimate_tilde_class = class_new(gensym("sp_decimate~"), (t_newmethod)decimate_tilde_new, 0, sizeof(t_decimate_tilde), 0, A_DEFFLOAT, A_DEFFLOAT, 0); CLASS_MAINSIGNALIN(decimate_tilde_class, t_decimate_tilde, x_f); class_addmethod(decimate_tilde_class, (t_method)decimate_tilde_dsp, gensym("dsp"), 0); } --- NEW FILE: sp_vowel~.c --- /* sIgpAck /* for /* pure-data /* www.weiss-archiv.de */ #include "m_pd.h" #ifdef NT #pragma warning( disable : 4244 ) #pragma warning( disable : 4305 ) #endif /* ------------------------ sp_vowel~ ----------------------------- */ /* simple formant filter */ /* code from musicdsp.org posted by alex(a)smartelectronix.com */ static t_class *vowel_tilde_class; typedef struct _vowel_tilde { t_object x_obj; t_sample x_vowelnum; float x_f; } t_vowel_tilde; static void *vowel_tilde_new(t_floatarg vowelnum) { t_vowel_tilde *x = (t_vowel_tilde *)pd_new(vowel_tilde_class); x->x_vowelnum = vowelnum; outlet_new(&x->x_obj, gensym("signal")); floatinlet_new(&x->x_obj, &x->x_vowelnum); x->x_f = 0; if(vowelnum) x->x_vowelnum = vowelnum; else x->x_vowelnum = 0; return (x); } const double coeff[5][11]= { { 8.11044e-06, 8.943665402, -36.83889529, 92.01697887, -154.337906, 181.6233289, -151.8651235, 89.09614114, -35.10298511, 8.388101016, -0.923313471 ///A }, { 4.36215e-06, 8.90438318, -36.55179099, 91.05750846, -152.422234, 179.1170248, ///E -149.6496211,87.78352223, -34.60687431, 8.282228154, -0.914150747 }, { 3.33819e-06, 8.893102966, -36.49532826, 90.96543286, -152.4545478, 179.4835618, -150.315433, 88.43409371, -34.98612086, 8.407803364, -0.932568035 ///I }, { 1.13572e-06, 8.994734087, -37.2084849, 93.22900521, -156.6929844, 184.596544, ///O -154.3755513, 90.49663749, -35.58964535, 8.478996281, -0.929252233 }, { 4.09431e-07, 8.997322763, -37.20218544, 93.11385476, -156.2530937, 183.7080141, ///U -153.2631681, 89.59539726, -35.12454591, 8.338655623, -0.910251753 } }; static double memory[10] = {0,0,0,0,0,0,0,0,0,0}; float formant_filter (float in, int vowelnum) { float res; res= (float) (coeff[vowelnum][0]*in + coeff[vowelnum][1]*memory[0] + coeff[vowelnum][2]*memory[1] + coeff[vowelnum][3]*memory[2] + coeff[vowelnum][4]*memory[3] + coeff[vowelnum][5]*memory[4] + coeff[vowelnum][6]*memory[5] + coeff[vowelnum][7]*memory[6] + coeff[vowelnum][8]*memory[7] + coeff[vowelnum][9]*memory[8] + coeff[vowelnum][10]*memory[9]); memory[9]=memory[8]; memory[8]=memory[7]; memory[7]=memory[6]; memory[6]=memory[5]; memory[5]=memory[4]; memory[4]=memory[3]; memory[3]=memory[2]; memory[2]=memory[1]; memory[1]=memory[0]; memory[0]=(double)res; return res; } static t_int *vowel_tilde_perform(t_int *w) { t_vowel_tilde *x = (t_vowel_tilde *)(w[1]); t_float *in = (t_float *)(w[2]); t_float *out = (t_float *)(w[3]); int n = (int)(w[4]); float f, value; while (n--) { f = *in++; value = formant_filter(f, (int)x->x_vowelnum); *out++ = value; } return (w+5); } static void vowel_tilde_dsp(t_vowel_tilde *x, t_signal **sp) { dsp_add(vowel_tilde_perform, 4, x, sp[0]->s_vec, sp[1]->s_vec, sp[0]->s_n); } void sp_vowel_tilde_setup(void) { vowel_tilde_class = class_new(gensym("sp_vowel~"), (t_newmethod)vowel_tilde_new, 0, sizeof(t_vowel_tilde), 0, A_DEFFLOAT, 0); CLASS_MAINSIGNALIN(vowel_tilde_class, t_vowel_tilde, x_f); class_addmethod(vowel_tilde_class, (t_method)vowel_tilde_dsp, gensym("dsp"), 0); class_addmethod(vowel_tilde_class, (t_method)formant_filter, gensym("formant_filter"), A_GIMME, A_NULL); } --- NEW FILE: sp_split~.c --- /* sIgpAck /* for /* pure-data /* www.weiss-archiv.de */ #include "m_pd.h" #ifdef NT #pragma warning( disable : 4244 ) #pragma warning( disable : 4305 ) #endif /* ------------------------ sp_split~ ----------------------------- */ /* signal splitter */ static t_class *split_tilde_class; typedef struct _split_tilde { t_object x_obj; float x_f; t_sample x_thres; } t_split_tilde; static void *split_tilde_new(t_floatarg thres) { t_split_tilde *x = (t_split_tilde *)pd_new(split_tilde_class); x->x_thres = thres; outlet_new(&x->x_obj, gensym("signal")); outlet_new(&x->x_obj, gensym("signal")); floatinlet_new(&x->x_obj, &x->x_thres); x->x_f = 0; if(thres) x->x_thres = thres; else x->x_thres = 0; return (x); } static t_int *split_tilde_perform(t_int *w) { t_split_tilde *x = (t_split_tilde *)(w[1]); t_float *in = (t_float *)(w[2]); t_float *out1 = (t_float *)(w[3]); t_float *out2 = (t_float *)(w[4]); int n = (int)(w[5]); while (n--) { float f = *in++; if(f < x->x_thres) { *out1++ = f; *out2++ = 0; } else if(f >= x->x_thres) { *out1++ = 0; *out2++ = f; } } return (w+6); } static void split_tilde_dsp(t_split_tilde *x, t_signal **sp) { dsp_add(split_tilde_perform, 5, x, sp[0]->s_vec, sp[1]->s_vec, sp[2]->s_vec, sp[0]->s_n); } void sp_split_tilde_setup(void) { split_tilde_class = class_new(gensym("sp_split~"), (t_newmethod)split_tilde_new, 0, sizeof(t_split_tilde), 0, A_DEFFLOAT, 0); CLASS_MAINSIGNALIN(split_tilde_class, t_split_tilde, x_f); class_addmethod(split_tilde_class, (t_method)split_tilde_dsp, gensym("dsp"), 0); } --- NEW FILE: sp_ustep~.c --- /* sIgpAck /* for /* pure-data /* www.weiss-archiv.de */ #include "m_pd.h" #ifdef NT #pragma warning( disable : 4244 ) #pragma warning( disable : 4305 ) #endif /* ------------------------ sp_ustep~ ----------------------------- */ /* signal unity step function */ static t_class *ustep_tilde_class; typedef struct _ustep_tilde { t_object x_obj; t_sample x_mode; t_sample x_thres; float x_f; } t_ustep_tilde; static void *ustep_tilde_new(t_floatarg mode, t_floatarg thres) { t_ustep_tilde *x = (t_ustep_tilde *)pd_new(ustep_tilde_class); x->x_mode = mode; x->x_thres = thres; outlet_new(&x->x_obj, gensym("signal")); floatinlet_new(&x->x_obj, &x->x_mode); floatinlet_new(&x->x_obj, &x->x_thres); x->x_f = 0; if(mode) x->x_mode = mode; else x->x_mode = 0; if(x->x_mode > 1) x->x_mode = 1; if(x->x_mode < 0) x->x_mode = 0; if(thres) x->x_thres = thres; else x->x_thres = 0.5; return (x); } static t_int *ustep_tilde_perform(t_int *w) { t_ustep_tilde *x = (t_ustep_tilde *)(w[1]); t_float *in = (t_float *)(w[2]); t_float *out = (t_float *)(w[3]); int n = (int)(w[4]); float f, value; int mode = x->x_mode; while (n--) { f = *in++; switch(mode){ case(0): if (f >= x->x_thres) value = 1; else value = 0; break; case(1): if (f >= x->x_thres) value = 1; else value = f; } *out++ = value; } return (w+5); } static void ustep_tilde_dsp(t_ustep_tilde *x, t_signal **sp) { dsp_add(ustep_tilde_perform, 4, x, sp[0]->s_vec, sp[1]->s_vec, sp[0]->s_n); } void sp_ustep_tilde_setup(void) { ustep_tilde_class = class_new(gensym("sp_ustep~"), (t_newmethod)ustep_tilde_new, 0, sizeof(t_ustep_tilde), 0, A_DEFFLOAT, A_DEFFLOAT, 0); CLASS_MAINSIGNALIN(ustep_tilde_class, t_ustep_tilde, x_f); class_addmethod(ustep_tilde_class, (t_method)ustep_tilde_dsp, gensym("dsp"), 0); } --- NEW FILE: sp_sieve~.c --- // sIgpAck // for // pure-data // www.weiss-archiv.de #include "m_pd.h" #ifdef NT #pragma warning( disable : 4244 ) #pragma warning( disable : 4305 ) #endif /* ------------------------ sp_sieve~ ----------------------------- */ /* sift samples */ static t_class *sieve_tilde_class; typedef struct _sieve_tilde { t_object x_obj; t_sample x_mode; t_sample x_sample; t_sample x_last; float x_f; } t_sieve_tilde; static void *sieve_tilde_new(t_floatarg mode, t_floatarg sample) { t_sieve_tilde *x = (t_sieve_tilde *)pd_new(sieve_tilde_class); x->x_mode = mode; x->x_sample = sample; outlet_new(&x->x_obj, gensym("signal")); floatinlet_new(&x->x_obj, &x->x_mode); floatinlet_new(&x->x_obj, &x->x_sample); x->x_last = 0; x->x_f = 0; x->x_mode = 0; if(mode) x->x_mode = mode; if(x->x_mode > 1) x->x_mode = 1; if(x->x_mode < 0) x->x_mode = 0; return (x); } static float round(float in) { float y, round; int temp; { round = in * 10; temp = round; y = temp * 0.1; } return y; } static t_int *sieve_tilde_perform(t_int *w) { t_sieve_tilde *x = (t_sieve_tilde *)(w[1]); t_float *in = (t_float *)(w[2]); t_float *out = (t_float *)(w[3]); int n = (int)(w[4]); float f; int mode = x->x_mode; while (n--) { f = *in++; switch(mode){ case(0): if (round(f) != round(x->x_sample)) { *out++ = f; x->x_last = f; } else { *out++ = x->x_last; } break; case(1): if (round(f) == round(x->x_sample)) { *out++ = f; x->x_last = f; } else { *out++ = x->x_last; } } } return (w+5); } static void sieve_tilde_dsp(t_sieve_tilde *x, t_signal **sp) { dsp_add(sieve_tilde_perform, 4, x, sp[0]->s_vec, sp[1]->s_vec, sp[0]->s_n); } void sp_sieve_tilde_setup(void) { sieve_tilde_class = class_new(gensym("sp_sieve~"), (t_newmethod)sieve_tilde_new, 0, sizeof(t_sieve_tilde), 0, A_DEFFLOAT, A_DEFFLOAT, 0); CLASS_MAINSIGNALIN(sieve_tilde_class, t_sieve_tilde, x_f); class_addmethod(sieve_tilde_class, (t_method)sieve_tilde_dsp, gensym("dsp"), 0); } --- NEW FILE: sp_foldback~.c --- /* sIgpAck /* for /* pure-data /* www.weiss-archiv.de */ #include "m_pd.h" #ifdef NT #pragma warning( disable : 4244 ) #pragma warning( disable : 4305 ) #endif /* ------------------------ sp_foldback~ ----------------------------- */ /* signal mirror */ static t_class *foldback_tilde_class; typedef struct _foldback_tilde { t_object x_obj; t_sample x_low; t_sample x_high; float x_f; } t_foldback_tilde; static void *foldback_tilde_new(t_floatarg low, t_floatarg high) { t_foldback_tilde *x = (t_foldback_tilde *)pd_new(foldback_tilde_class); x->x_low = low; x->x_high = high; outlet_new(&x->x_obj, gensym("signal")); floatinlet_new(&x->x_obj, &x->x_low); floatinlet_new(&x->x_obj, &x->x_high); x->x_f = 0; if(low) x->x_low = low; else x->x_low = -1; if(high) x->x_high = high; else x->x_high = 1; return (x); } static t_int *foldback_tilde_perform(t_int *w) { t_foldback_tilde *x = (t_foldback_tilde *)(w[1]); t_float *in = (t_float *)(w[2]); t_float *out = (t_float *)(w[3]); int n = (int)(w[4]); float f, value; while (n--) { f = *in++; if(f < x->x_low) value = (f - ((f - x->x_low) * 2)); else if(f > x->x_high) value = (f - ((f - x->x_high) * 2)); else value = f; *out++ = value; } return (w+5); } static void foldback_tilde_dsp(t_foldback_tilde *x, t_signal **sp) { dsp_add(foldback_tilde_perform, 4, x, sp[0]->s_vec, sp[1]->s_vec, sp[0]->s_n); } void sp_foldback_tilde_setup(void) { foldback_tilde_class = class_new(gensym("sp_foldback~"), (t_newmethod)foldback_tilde_new, 0, sizeof(t_foldback_tilde), 0, A_DEFFLOAT, A_DEFFLOAT, 0); CLASS_MAINSIGNALIN(foldback_tilde_class, t_foldback_tilde, x_f); class_addmethod(foldback_tilde_class, (t_method)foldback_tilde_dsp, gensym("dsp"), 0); } --- NEW FILE: sp_harmgen~.c --- // sIgpAck // for // pure-data // www.weiss-archiv.de #include "m_pd.h" #include <math.h> #ifdef NT #pragma warning( disable : 4244 ) #pragma warning( disable : 4305 ) #endif #define HARMONICS 11 // ------------------------ sp_harmgen~ ----------------------------- // harmonic generator // code from swh_plugins by steve harris www.plugins.org.uk static t_class *harmgen_tilde_class; typedef struct _harmgen_tilde { t_object x_obj; t_sample x_mag1; t_sample x_mag2; t_sample x_mag3; t_sample x_mag4; t_sample x_mag5; t_sample x_mag6; t_sample x_mag7; t_sample x_mag8; t_sample x_mag9; t_sample x_mag10; float x_itm; float x_otm; float x_f; } t_harmgen_tilde; static void *harmgen_tilde_new(t_floatarg mag1, t_floatarg mag2, t_floatarg mag3, t_floatarg mag4, t_floatarg mag5, t_floatarg mag6, t_floatarg mag7, t_floatarg mag8, t_floatarg mag9, t_floatarg mag10) { t_harmgen_tilde *x = (t_harmgen_tilde *)pd_new(harmgen_tilde_class); outlet_new(&x->x_obj, gensym("signal")); floatinlet_new(&x->x_obj, &x->x_mag1); floatinlet_new(&x->x_obj, &x->x_mag2); floatinlet_new(&x->x_obj, &x->x_mag3); floatinlet_new(&x->x_obj, &x->x_mag4); floatinlet_new(&x->x_obj, &x->x_mag5); floatinlet_new(&x->x_obj, &x->x_mag6); floatinlet_new(&x->x_obj, &x->x_mag7); floatinlet_new(&x->x_obj, &x->x_mag8); floatinlet_new(&x->x_obj, &x->x_mag9); floatinlet_new(&x->x_obj, &x->x_mag10); x->x_f = 0; if(mag1) x->x_mag1 = mag1; else x->x_mag1 = 1; if(mag2) x->x_mag2 = mag2; else x->x_mag2 = 1; if(mag3) x->x_mag3 = mag3; else x->x_mag3 = 1; if(mag4) x->x_mag4 = mag4; else x->x_mag4 = 1; if(mag5) x->x_mag5 = mag5; else x->x_mag5 = 1; if(mag6) x->x_mag6 = mag6; else x->x_mag6 = 1; if(mag7) x->x_mag7 = mag7; else x->x_mag7 = 1; if(mag8) x->x_mag8 = mag8; else x->x_mag8 = 1; if(mag9) x->x_mag9 = mag9; else x->x_mag9 = 1; if(mag10) x->x_mag10 = mag10; else x->x_mag10 = 1; return (x); } /* Calculate Chebychev coefficents from partial magnitudes, adapted from * example in Num. Rec. */ void chebpc(float c[], float d[]) { int k, j; float sv, dd[HARMONICS]; for (j = 0; j < HARMONICS; j++) { d[j] = dd[j] = 0.0; } d[0] = c[HARMONICS - 1]; for (j = HARMONICS - 2; j >= 1; j--) { for (k = HARMONICS - j; k >= 1; k--) { sv = d[k]; d[k] = 2.0 * d[k - 1] - dd[k]; dd[k] = sv; } sv = d[0]; d[0] = -dd[0] + c[j]; dd[0] = sv; } for (j = HARMONICS - 1; j >= 1; j--) { d[j] = d[j - 1] - dd[j]; } d[0] = -dd[0] + 0.5 * c[0]; } static t_int *harmgen_tilde_perform(t_int *w) { t_harmgen_tilde *x = (t_harmgen_tilde *)(w[1]); t_float *in1 = (t_float *)(w[2]); t_float *out = (t_float *)(w[3]); int n = (int)(w[4]); unsigned long i; float mag_fix, y, f, value; float mag[HARMONICS] = {0.0f, x->x_mag1, x->x_mag2, x->x_mag3, x->x_mag4, x->x_mag5, x->x_mag6, x->x_mag7, x->x_mag8, x->x_mag9, x->x_mag10}; float p[HARMONICS]; // Normalise magnitudes mag_fix = (fabs(x->x_mag1) + fabs(x->x_mag2) + fabs(x->x_mag3) + fabs(x->x_mag4) + fabs(x->x_mag5) + fabs(x->x_mag6) + fabs(x->x_mag7) + fabs(x->x_mag8) + fabs(x->x_mag9) + fabs(x->x_mag10)); if (mag_fix < 1.0f) { mag_fix = 1.0f; } else { mag_fix = 1.0f / mag_fix; } for (i=0; i<HARMONICS; i++) { mag[i] *= mag_fix; } // Calculate polynomial coefficients, using Chebychev aproximation chebpc(mag, p); while (n--) { f = *in1++; // Calculate the polynomial using Horner's Rule y = p[0] + (p[1] + (p[2] + (p[3] + (p[4] + (p[5] + (p[6] + (p[7] + (p[8] + (p[9] + p[10] * f) * f) * f) * f) * f) * f) * f) * f) * f) * f; // DC offset remove (odd harmonics cause DC offset) x->x_otm = 0.999f * x->x_otm + y - x->x_itm; x->x_itm = y; *out++ = x->x_otm; } return (w+5); } static void harmgen_tilde_dsp(t_harmgen_tilde *x, t_signal **sp) { dsp_add(harmgen_tilde_perform, 4, x, sp[0]->s_vec, sp[1]->s_vec, sp[0]->s_n); } void sp_harmgen_tilde_setup(void) { harmgen_tilde_class = class_new(gensym("sp_harmgen~"), (t_newmethod)harmgen_tilde_new, 0, sizeof(t_harmgen_tilde), 0, A_GIMME, 0); CLASS_MAINSIGNALIN(harmgen_tilde_class, t_harmgen_tilde, x_f); class_addmethod(harmgen_tilde_class, (t_method)harmgen_tilde_dsp, gensym("dsp"), 0); } --- NEW FILE: sp_diode~.c --- /* sIgpAck /* for /* pure-data /* www.weiss-archiv.de */ #include "m_pd.h" #include <math.h> #ifdef NT #pragma warning( disable : 4244 ) #pragma warning( disable : 4305 ) #endif /* ------------------------ sp_diode~ ----------------------------- */ /* Mangles the signal as if it had been passed through a diode rectifier network.*/ /* code from swh_plugins by steve harris www.plugin.org.uk */ static t_class *diode_tilde_class; typedef struct _diode_tilde { t_object x_obj; t_sample x_mode;//0=none,1=halfWave,2=fullWave float x_f; } t_diode_tilde; static void *diode_tilde_new(t_floatarg mode) { t_diode_tilde *x = (t_diode_tilde *)pd_new(diode_tilde_class); x->x_mode = mode; outlet_new(&x->x_obj, gensym("signal")); floatinlet_new(&x->x_obj, &x->x_mode); x->x_f = 0; if(mode) x->x_mode = mode; else x->x_mode = 0; return (x); } static t_int *diode_tilde_perform(t_int *w) { t_diode_tilde *x = (t_diode_tilde *)(w[1]); t_float *in = (t_float *)(w[2]); t_float *out = (t_float *)(w[3]); int n = (int)(w[4]); float f, value; while (n--) { f = *in++; if(x->x_mode >= 0.0f && x->x_mode < 1.0f) { value = ((1.0f - x->x_mode) * f + (x->x_mode * (f > 0.0f ? f : 0.0f))); } else if (x->x_mode >= 1.0f && x->x_mode < 2.0f) { float fac = x->x_mode - 1.0f; value = ((1.0f - fac) * (f > 0 ? f : 0.0)) + (fac * fabs(f)); } else if (x->x_mode >= 2) { float fac = x->x_mode < 3 ? x->x_mode - 2 : 1.0; value = (1.0 - fac) * fabs(f); } else { value = f; } *out++ = value; } return (w+5); } static void diode_tilde_dsp(t_diode_tilde *x, t_signal **sp) { dsp_add(diode_tilde_perform, 4, x, sp[0]->s_vec, sp[1]->s_vec, sp[0]->s_n); } void sp_diode_tilde_setup(void) { diode_tilde_class = class_new(gensym("sp_diode~"), (t_newmethod)diode_tilde_new, 0, sizeof(t_diode_tilde), 0, A_DEFFLOAT, 0); CLASS_MAINSIGNALIN(diode_tilde_class, t_diode_tilde, x_f); class_addmethod(diode_tilde_class, (t_method)diode_tilde_dsp, gensym("dsp"), 0); } --- NEW FILE: sp_round~.c --- /* sIgpAck /* for /* pure-data /* www.weiss-archiv.de */ #include "m_pd.h" #ifdef NT #pragma warning( disable : 4244 ) #pragma warning( disable : 4305 ) #endif /* ------------------------ sp_round~ ----------------------------- */ /* simple rounder */ static t_class *round_tilde_class; typedef struct _round_tilde { t_object x_obj; t_sample x_coarse; float x_f; } t_round_tilde; static void *round_tilde_new(t_floatarg coarse) { t_round_tilde *x = (t_round_tilde *)pd_new(round_tilde_class); x->x_coarse = coarse; outlet_new(&x->x_obj, gensym("signal")); floatinlet_new(&x->x_obj, &x->x_coarse); x->x_f = 0; if(coarse) x->x_coarse = coarse; else x->x_coarse = 1; return (x); } static t_int *round_tilde_perform(t_int *w) { t_round_tilde *x = (t_round_tilde *)(w[1]); t_float *in = (t_float *)(w[2]); t_float *out = (t_float *)(w[3]); int n = (int)(w[4]); float f, mult, value; while (n--) { f = *in++; mult = f * x->x_coarse; value = (int)mult / x->x_coarse; *out++ = value; } return (w+5); } static void round_tilde_dsp(t_round_tilde *x, t_signal **sp) { dsp_add(round_tilde_perform, 4, x, sp[0]->s_vec, sp[1]->s_vec, sp[0]->s_n); } void sp_round_tilde_setup(void) { round_tilde_class = class_new(gensym("sp_round~"), (t_newmethod)round_tilde_new, 0, sizeof(t_round_tilde), 0, A_DEFFLOAT, 0); CLASS_MAINSIGNALIN(round_tilde_class, t_round_tilde, x_f); class_addmethod(round_tilde_class, (t_method)round_tilde_dsp, gensym("dsp"), 0); } --- NEW FILE: sp_rectify~.c --- /* sIgpAck /* for /* pure-data /* www.weiss-archiv.de */ #include "m_pd.h" #ifdef NT #pragma warning( disable : 4244 ) #pragma warning( disable : 4305 ) #endif /* ------------------------ sp_rectify~ ----------------------------- */ /* flips negative signal values to positive */ static t_class *rectify_tilde_class; typedef struct _rectify_tilde { t_object x_obj; float x_f; } t_rectify_tilde; static void *rectify_tilde_new(void) { t_rectify_tilde *x = (t_rectify_tilde *)pd_new(rectify_tilde_class); outlet_new(&x->x_obj, gensym("signal")); x->x_f = 0; return (x); } static t_int *rectify_tilde_perform(t_int *w) { t_rectify_tilde *x = (t_rectify_tilde *)(w[1]); t_float *in = (t_float *)(w[2]); t_float *out = (t_float *)(w[3]); int n = (int)(w[4]); float f, value; while (n--) { f = *in++; if (f < 0) value = f * -1; else value = f; *out++ = value; } return (w+5); } static void rectify_tilde_dsp(t_rectify_tilde *x, t_signal **sp) { dsp_add(rectify_tilde_perform, 4, x, sp[0]->s_vec, sp[1]->s_vec, sp[0]->s_n); } void sp_rectify_tilde_setup(void) { rectify_tilde_class = class_new(gensym("sp_rectify~"), (t_newmethod)rectify_tilde_new, 0, sizeof(t_rectify_tilde), 0, A_DEFFLOAT, 0); CLASS_MAINSIGNALIN(rectify_tilde_class, t_rectify_tilde, x_f); class_addmethod(rectify_tilde_class, (t_method)rectify_tilde_dsp, gensym("dsp"), 0); } --- NEW FILE: sp_freqdiv~.c --- /* sIgpAck /* for /* pure-data /* www.weiss-archiv.de */ #include "m_pd.h" #include <math.h> #ifdef NT #pragma warning( disable : 4244 ) #pragma warning( disable : 4305 ) #endif /* ------------------------ sp_freqdiv~ ----------------------------- */ /* frequency divider */ /* code from swh_plugins by steve harris www.plugins.org.uk */ static t_class *freqdiv_tilde_class; typedef struct _freqdiv_tilde { t_object x_obj; t_sample x_denominate; t_sample x_amp; float x_count; t_sample x_lamp; t_sample x_last; t_sample x_out; int x_zeroxs; float x_f; } t_freqdiv_tilde; static void *freqdiv_tilde_new(t_floatarg denominate) { t_freqdiv_tilde *x = (t_freqdiv_tilde *)pd_new(freqdiv_tilde_class); x->x_denominate = denominate; outlet_new(&x->x_obj, gensym("signal")); floatinlet_new(&x->x_obj, &x->x_denominate); x->x_f = 0; x->x_amp = 0; x->x_count = 0; x->x_lamp = 0; x->x_last = 0; x->x_out = 0; x->x_zeroxs = 0; if (denominate) x->x_denominate = denominate; else x->x_denominate = 1; return (x); } static t_int *freqdiv_tilde_perform(t_int *w) { t_freqdiv_tilde *x = (t_freqdiv_tilde *)(w[1]); t_float *in = (t_float *)(w[2]); t_float *out = (t_float *)(w[3]); int n = (int)(w[4]); float f; int den = (int)x->x_denominate; while (n--) { f = *in++; x->x_count += 1.0f; if ((f > 0.0f && x->x_last <= 0.0f) || (f < 0.0f && x->x_last >= 0.0)) { x->x_zeroxs++; if (den == 1) { x->x_out = x->x_out > 0.0f ? -1.0f : 1.0f; x->x_lamp = x->x_amp / x->x_count; x->x_zeroxs = 0; x->x_count = 0; x->x_amp = 0; } } x->x_amp += fabs(f); if (den > 1 && (x->x_zeroxs % den) == den-1) { x->x_out = x->x_out > 0.0f ? -1.0f : 1.0f; x->x_lamp = x->x_amp / x->x_count; x->x_zeroxs = 0; x->x_count = 0; x->x_amp = 0; } x->x_last = f; *out++ = x->x_out * x->x_lamp; } return (w+5); } static void freqdiv_tilde_dsp(t_freqdiv_tilde *x, t_signal **sp) { dsp_add(freqdiv_tilde_perform, 4, x, sp[0]->s_vec, sp[1]->s_vec, sp[0]->s_n); } void sp_freqdiv_tilde_setup(void) { freqdiv_tilde_class = class_new(gensym("sp_freqdiv~"), (t_newmethod)freqdiv_tilde_new, 0, sizeof(t_freqdiv_tilde), 0, A_DEFFLOAT, 0); CLASS_MAINSIGNALIN(freqdiv_tilde_class, t_freqdiv_tilde, x_f); class_addmethod(freqdiv_tilde_class, (t_method)freqdiv_tilde_dsp, gensym("dsp"), 0); } --- NEW FILE: sp_foldover~.c --- /* sIgpAck /* for /* pure-data /* www.weiss-archiv.de */ #include "m_pd.h" #ifdef NT #pragma warning( disable : 4244 ) #pragma warning( disable : 4305 ) #endif /* ------------------------ sp_foldover~ ----------------------------- */ /* foldover distortion */ /* code from swh_plugins by steve harris www.plugin.org.uk */ static t_class *foldover_tilde_class; typedef struct _foldover_tilde { t_object x_obj; t_sample x_drive_p; t_sample x_push; float x_f; } t_foldover_tilde; static void *foldover_tilde_new(t_floatarg drive_p, t_floatarg push) { t_foldover_tilde *x = (t_foldover_tilde *)pd_new(foldover_tilde_class); x->x_drive_p = drive_p; x->x_push = push; outlet_new(&x->x_obj, gensym("signal")); floatinlet_new(&x->x_obj, &x->x_drive_p); floatinlet_new(&x->x_obj, &x->x_push); x->x_f = 0; if(drive_p) x->x_drive_p = drive_p; else x->x_drive_p = 0; if(push) x->x_push = push; else x->x_push = 0; return (x); } static t_int *foldover_tilde_perform(t_int *w) { t_foldover_tilde *x = (t_foldover_tilde *)(w[1]); t_float *in = (t_float *)(w[2]); t_float *out = (t_float *)(w[3]); int n = (int)(w[4]); float f, value, y; float drive = x->x_drive_p + 1.0f; while (n--) { f = *in++; y = f * drive + x->x_push; value = 1.5f * y - 0.5f * y * y *y; *out++ = value; } return (w+5); } static void foldover_tilde_dsp(t_foldover_tilde *x, t_signal **sp) { dsp_add(foldover_tilde_perform, 4, x, sp[0]->s_vec, sp[1]->s_vec, sp[0]->s_n); } void sp_foldover_tilde_setup(void) { foldover_tilde_class = class_new(gensym("sp_foldover~"), (t_newmethod)foldover_tilde_new, 0, sizeof(t_foldover_tilde), 0, A_DEFFLOAT, A_DEFFLOAT, 0); CLASS_MAINSIGNALIN(foldover_tilde_class, t_foldover_tilde, x_f); class_addmethod(foldover_tilde_class, (t_method)foldover_tilde_dsp, gensym("dsp"), 0); } --- NEW FILE: sp_freqshift~.c --- /* sIgpAck /* for /* pure-data /* www.weiss-archiv.de */ #include "m_pd.h" #include <math.h> #ifdef NT #pragma warning( disable : 4244 ) #pragma warning( disable : 4305 ) #define M_PI 3.14159265358979323846 #endif /* ------------------------ sp_freqshift~ ----------------------------- */ /* frequency shifter */ /* code from swh_plugins by steve harris www.plugins.org.uk */ #define SIN_T_SIZE 64 #define D_SIZE 256 #define NZEROS 200 static t_class *freqshift_tilde_class; typedef struct _freqshift_tilde { t_object x_obj; t_float x_shift;//[0 - 5000] float *x_delay; unsigned int x_dptr; t_float x_fs; t_float x_last_shift; t_float x_phi; float *x_sint; float x_f; } t_freqshift_tilde; static void *freqshift_tilde_new(t_floatarg shift) { unsigned int i; t_freqshift_tilde *x = (t_freqshift_tilde *)pd_new(freqshift_tilde_class); //x->x_shift = shift; outlet_new(&x->x_obj, gensym("signal")); outlet_new(&x->x_obj, gensym("signal")); floatinlet_new(&x->x_obj, &x->x_shift); x->x_fs = sys_getsr(); x->x_delay = (float *)getbytes(D_SIZE * sizeof(float)); x->x_sint = (float *)getbytes(SIN_T_SIZE * sizeof(float)); x->x_dptr = 0; x->x_phi = 0.0f; x->x_last_shift = 0.0f; x->x_f = 0; for (i = 0; i < SIN_T_SIZE; i++) { x->x_sint[i] = sin(2.0f * M_PI * (float)i / (float)SIN_T_SIZE); } if (shift) x->x_shift = shift; else x->x_shift = 0; return (x); } /* The non-zero taps of the Hilbert transformer */ static float xcoeffs[] = { +0.0008103736f, +0.0008457886f, +0.0009017196f, +0.0009793364f, +0.0010798341f, +0.0012044365f, +0.0013544008f, +0.0015310235f, +0.0017356466f, +0.0019696659f, +0.0022345404f, +0.0025318040f, +0.0028630784f, +0.0032300896f, +0.0036346867f, +0.0040788644f, +0.0045647903f, +0.0050948365f, +0.0056716186f, +0.0062980419f, +0.0069773575f, +0.0077132300f, +0.0085098208f, +0.0093718901f, +0.0103049226f, +0.0113152847f, +0.0124104218f, +0.0135991079f, +0.0148917649f, +0.0163008758f, +0.0178415242f, +0.0195321089f, +0.0213953037f, +0.0234593652f, +0.0257599469f, +0.0283426636f, +0.0312667947f, +0.0346107648f, +0.0384804823f, +0.0430224431f, +0.0484451086f, +0.0550553725f, +0.0633242001f, +0.0740128560f, +0.0884368322f, +0.1090816773f, +0.1412745301f, +0.1988673273f, +0.3326528346f, +0.9997730178f, -0.9997730178f, -0.3326528346f, -0.1988673273f, -0.1412745301f, -0.1090816773f, -0.0884368322f, -0.0740128560f, -0.0633242001f, -0.0550553725f, -0.0484451086f, -0.0430224431f, -0.0384804823f, -0.0346107648f, -0.0312667947f, -0.0283426636f, -0.0257599469f, -0.0234593652f, -0.0213953037f, -0.0195321089f, -0.0178415242f, -0.0163008758f, -0.0148917649f, -0.0135991079f, -0.0124104218f, -0.0113152847f, -0.0103049226f, -0.0093718901f, -0.0085098208f, -0.0077132300f, -0.0069773575f, -0.0062980419f, -0.0056716186f, -0.0050948365f, -0.0045647903f, -0.0040788644f, -0.0036346867f, -0.0032300896f, -0.0028630784f, -0.0025318040f, -0.0022345404f, -0.0019696659f, -0.0017356466f, -0.0015310235f, -0.0013544008f, -0.0012044365f, -0.0010798341f, -0.0009793364f, -0.0009017196f, -0.0008457886f, -0.0008103736f, }; static float f_clamp(float x, float a, float b) { const float x1 = fabs(x - a); const float x2 = fabs(x - b); x = x1 + a + b; x -= x2; x *= 0.5; return x; } // Round float to int using IEEE int* hack static int f_round(float f) { f += (3<<22); return *((int*)&f) - 0x4b400000; } // Cubic interpolation function static float cube_interp(const float fr, const float inm1, const float in, const float inp1, const float inp2) { return in + 0.5f * fr * (inp1 - inm1 + fr * (4.0f * inp1 + 2.0f * inm1 - 5.0f * in - inp2 + fr * (3.0f * (in - inp1) - inm1 + inp2))); } static t_int *freqshift_tilde_perform(t_int *w) { t_freqshift_tilde *x = (t_freqshift_tilde *)(w[1]); t_float *in = (t_float *)(w[2]); t_float *out1 = (t_float *)(w[3]); t_float *out2 = (t_float *)(w[4]); int n = (int)(w[5]); float f, hilb, rm1, rm2, frac_p; float shift_i = x->x_last_shift; float sample_count = sys_getblksize(); unsigned int i; int int_p; const float shift_c = f_clamp(x->x_shift, 0.0f, 10000.0f); const float shift_inc = (shift_c - x->x_last_shift) / (float)sample_count; const float freq_fix = (float)SIN_T_SIZE / x->x_fs; while (n--) { f = *in++; x->x_delay[x->x_dptr] = f; /* Perform the Hilbert FIR convolution * (probably FFT would be faster) */ hilb = 0.0f; for (i = 0; i <= NZEROS/2; i++) { hilb += (xcoeffs[i] * x->x_delay[(x->x_dptr - i*2) & (D_SIZE - 1)]); } /* Calcuate the table positions for the sine modulator */ int_p = f_round(floor(x->x_phi)); /* Calculate ringmod1, the transformed input modulated with a shift Hz * sinewave. This creates a +180 degree sideband at source-shift Hz and * a 0 degree sindeband at source+shift Hz */ frac_p = x->x_phi - int_p; rm1 = hilb * cube_interp(frac_p, x->x_sint[int_p], x->x_sint[int_p+1], x->x_sint[int_p+2], x->x_sint[int_p+3]); /* Calcuate the table positions for the cosine modulator */ int_p = (int_p + SIN_T_SIZE / 4) & (SIN_T_SIZE - 1); /* Calculate ringmod2, the delayed input modulated with a shift Hz * cosinewave. This creates a 0 degree sideband at source+shift Hz * and a -180 degree sindeband at source-shift Hz */ rm2 = x->x_delay[(x->x_dptr - 100) & (D_SIZE - 1)] * cube_interp(frac_p, x->x_sint[int_p], x->x_sint[int_p+1], x->x_sint[int_p+2], x->x_sint[int_p+3]); /* Output the sum and differences of the ringmods. The +/-180 degree * sidebands cancel (more of less) and just leave the shifted * components */ *out1++ = (rm2 - rm1) * 0.5f; /*downshifting*/ *out2++ = (rm2 + rm1) * 0.5f; /*upshifting*/ x->x_dptr = (x->x_dptr + 1) & (D_SIZE - 1); x->x_phi += shift_i * freq_fix; while (x->x_phi > SIN_T_SIZE) { x->x_phi -= SIN_T_SIZE; } shift_i += shift_inc; } return (w+6); } static void freqshift_tilde_dsp(t_freqshift_tilde *x, t_signal **sp) { dsp_add(freqshift_tilde_perform, 5, x, sp[0]->s_vec, sp[1]->s_vec, sp[2]->s_vec, sp[0]->s_n); } static void freqshift_tilde_free(t_freqshift_tilde *x) { if(x->x_delay) freebytes(x->x_delay, D_SIZE * sizeof(float)); if(x->x_sint) freebytes(x->x_sint, SIN_T_SIZE + 4 * sizeof(float)); } void sp_freqshift_tilde_setup(void) { freqshift_tilde_class = class_new(gensym("sp_freqshift~"), (t_newmethod)freqshift_tilde_new, (t_method)freqshift_tilde_free, sizeof(t_freqshift_tilde), 0, A_DEFFLOAT, 0); CLASS_MAINSIGNALIN(freqshift_tilde_class, t_freqshift_tilde, x_f); class_addmethod(freqshift_tilde_class, (t_method)freqshift_tilde_dsp, gensym("dsp"), 0); } --- NEW FILE: sp_chop~.c --- // sIgpAck // for // pure-data // www.weiss-archiv.de #include "m_pd.h" #ifdef NT #pragma warning( disable : 4244 ) #pragma warning( disable : 4305 ) #endif // ------------------------ sp_chop~ ----------------------------- // signal chopping modulator static t_class *chop_tilde_class; typedef struct _chop_tilde { t_object x_obj; t_sample x_factor; float x_f; } t_chop_tilde; static void *chop_tilde_new(t_floatarg factor) { t_chop_tilde *x = (t_chop_tilde *)pd_new(chop_tilde_class); x->x_factor = factor; outlet_new(&x->x_obj, gensym("signal")); inlet_new(&x->x_obj, &x->x_obj.ob_pd, &s_signal, &s_signal); floatinlet_new(&x->x_obj, &x->x_factor); x->x_f = 0; if(factor) x->x_factor = factor; else x->x_factor = 0; return (x); } static t_int *chop_tilde_perform(t_int *w) { t_chop_tilde *x = (t_chop_tilde *)(w[1]); t_float *in1 = (t_float *)(w[2]); t_float *in2 = (t_float *)(w[3]); t_float *out = (t_float *)(w[4]); int n = (int)(w[5]); float f, m, value; while (n--) { f = *in1++; m = *in2++; if(m > 0.) value = f * x->x_factor; else value = f; *out++ = value; } return (w+6); } static void chop_tilde_dsp(t_chop_tilde *x, t_signal **sp) { dsp_add(chop_tilde_perform, 5, x, sp[0]->s_vec, sp[1]->s_vec, sp[2]->s_vec, sp[0]->s_n); } void sp_chop_tilde_setup(void) { chop_tilde_class = class_new(gensym("sp_chop~"), (t_newmethod)chop_tilde_new, 0, sizeof(t_chop_tilde), 0, A_DEFFLOAT, 0); class_addcreator((t_newmethod)chop_tilde_new, gensym("sp.chop~"), A_DEFFLOAT, 0); CLASS_MAINSIGNALIN(chop_tilde_class, t_chop_tilde, x_f); class_addmethod(chop_tilde_class, (t_method)chop_tilde_dsp, gensym("dsp"), 0); }

1 0

19 Jan '06

Update of /cvsroot/pure-data/externals/sIgpAck/help In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv32306 Added Files: sp_chop~-help.pd sp_decimate~-help.pd sp_diode~-help.pd sp_foldback~-help.pd sp_foldover~-help.pd sp_freqdiv~-help.pd sp_freqshift~-help.pd sp_harmgen~-help.pd sp_rectify~-help.pd sp_round~-help.pd sp_saturate~-help.pd sp_sieve~-help.pd sp_split~-help.pd sp_ustep~-help.pd sp_vowel~-help.pd Log Message: Added Martin Weiss' sIgpAck library, help-files --- NEW FILE: sp_chop~-help.pd --- #N canvas 366 389 462 366 12; #X obj 155 172 nbx 5 14 -2 2 0 0 empty empty ->factor[-2/2] 60 8 0 10 -262144 -1 -1 0 256; #X text 60 35 signal chopping modulator; #X obj 62 116 osc~ 220; #X obj 62 312 dac~; #X obj 156 195 nbx 5 14 0 100 0 0 empty empty empty 0 -6 0 10 -262144 -1 -1 92 256; #X obj 62 277 *~; #X obj 156 258 line~; #X obj 156 235 pack 0 50; #X obj 156 213 dbtorms; #X text 156 144 ->signal modulation input; #X text 155 116 ->signal input; #X text 60 51 multiplicates incoming signal by factor x; #X text 59 68 if modulation signal is positive; #X obj 99 146 osc~ 2; #X text 300 11 arg<factor>; #X text 252 301 sIgpAck 0.02; #X obj 62 186 sp_chop~ 0; #X text 213 316 2003 www.weiss-archiv.de; #X text 60 13 ---sp_chop~---; #X connect 0 0 16 2; #X connect 2 0 16 0; #X connect 4 0 8 0; #X connect 5 0 3 0; #X connect 5 0 3 1; #X connect 6 0 5 1; #X connect 7 0 6 0; #X connect 8 0 7 0; #X connect 13 0 16 1; #X connect 16 0 5 0; --- NEW FILE: sp_freqdiv~-help.pd --- #N canvas 71 176 488 313 12; #N canvas 0 0 450 300 graph1 0; #X array div 44100 float 0; #X coords 0 1.02 44099 -1.02 100 70 1; #X restore 338 163 graph; #X msg 18 85 bang; #N canvas 0 0 450 300 graph1 0; #X array osc 44100 float 0; #X coords 0 1 44099 -1 100 70 1; #X restore 337 75 graph; #X obj 72 105 tabwrite~ osc; #X obj 62 201 tabwrite~ div; #X floatatom 161 143 5 0 8 1 -->denominate - -; #X text 315 12 arg<denominate>; #X text 60 35 signal frequency divider; #X obj 62 78 osc~ 4; #X text 220 157 [(int)0-8]; #X text 293 239 sIgpAck 0.02; #X obj 62 168 sp_freqdiv~ 1; #X text 254 254 2003 www.weiss-archiv.de; #X text 60 13 ---sp_freqdiv~---; #X connect 1 0 3 0; #X connect 1 0 4 0; #X connect 5 0 11 1; #X connect 8 0 3 0; #X connect 8 0 11 0; #X connect 11 0 4 0; --- NEW FILE: sp_vowel~-help.pd --- #N canvas 308 311 400 400 12; #X text 60 35 simple formant filter; #X text 202 11 arg<vowelnumber>; #X obj 62 78 tgl 15 0 empty empty empty 0 -6 0 8 -262144 -1 -1 0 1 ; #X obj 62 96 metro 200; #X obj 62 120 random 440; #X msg 195 95 0; #X msg 195 117 1; #X msg 195 139 2; #X msg 195 162 3; #X msg 194 185 4; #X obj 193 212 nbx 5 14 0 100 0 0 empty empty empty 0 -6 0 10 -262144 -1 -1 0 256; #X obj 62 294 *~; #X obj 193 275 line~; #X obj 193 252 pack 0 50; #X obj 193 230 dbtorms; #X obj 62 329 dac~; #X text 232 93 ->a; #X text 233 117 ->e; #X text 232 138 ->i; #X text 231 162 ->o; #X text 231 184 ->u; #X obj 62 145 phasor~ 220; #X text 190 315 sIgpAck 0.02; #X obj 62 205 sp_vowel~ 0; #X text 151 330 2003 www.weiss-archiv.de; #X text 60 13 ---sp_vowel~---; #X connect 2 0 3 0; #X connect 3 0 4 0; #X connect 4 0 21 0; #X connect 5 0 23 1; #X connect 6 0 23 1; #X connect 7 0 23 1; #X connect 8 0 23 1; #X connect 9 0 23 1; #X connect 10 0 14 0; #X connect 11 0 15 0; #X connect 11 0 15 1; #X connect 12 0 11 1; #X connect 13 0 12 0; #X connect 14 0 13 0; #X connect 21 0 23 0; #X connect 23 0 11 0; --- NEW FILE: sp_decimate~-help.pd --- #N canvas 285 400 488 343 12; #N canvas 0 0 450 300 graph1 0; #X array deci 44100 float 0; #X coords 0 1.02 44099 -1.02 100 70 1; #X restore 305 189 graph; #X msg 8 112 bang; #X obj 52 105 osc~ 1.5; #N canvas 0 0 450 300 graph1 0; #X array osc 44100 float 0; #X coords 0 1 44099 -1 100 70 1; #X restore 305 102 graph; #X obj 62 132 tabwrite~ osc; #X obj 125 172 nbx 5 14 0 1 0 0 empty empty ratio 0 -6 0 10 -262144 -1 -1 0.02 256; #X obj 199 172 nbx 5 14 0 32 0 0 empty empty bits[1-32] 0 -6 0 10 -262144 -1 -1 0 256; #X obj 52 228 tabwrite~ deci; #X text 51 35 signal decimation; #X text 51 50 a ratio of 1 is orig. samplerate 0.5 is half; #X text 273 11 arg<ratio><bits>; #X text 51 67 of orig. samplerate etc.; #X text 260 268 sIgpAck 0.02; #X obj 52 195 sp_decimate~ 0.5 16; #X text 222 281 2003 www.weiss-archiv.de; #X text 51 13 ---sp_decimate~---; #X connect 1 0 4 0; #X connect 1 0 7 0; #X connect 2 0 4 0; #X connect 2 0 13 0; #X connect 5 0 13 1; #X connect 6 0 13 2; #X connect 13 0 7 0; --- NEW FILE: sp_sieve~-help.pd --- #N canvas 71 176 480 305 12; #N canvas 0 0 450 300 graph1 0; #X array sieve 44100 float 0; #X coords 0 1.02 44099 -1.02 100 70 1; #X restore 306 163 graph; #X msg 18 85 bang; #X obj 62 78 osc~ 1.5; #N canvas 0 0 450 300 graph1 0; #X array osc 44100 float 0; #X coords 0 1 44099 -1 100 70 1; #X restore 306 75 graph; #X obj 72 105 tabwrite~ osc; #X floatatom 119 145 1 0 0 2 mode - -; #X floatatom 191 151 5 0 0 2 samp[-1/1] - -; #X text 262 240 sIgpAck 0.03; #X text 223 254 2005 www.weiss-archiv.de; #X obj 62 201 tabwrite~ sieve; #X obj 62 168 sp_sieve~ 0 0.5; #X text 60 13 ---sp_sieve~---; #X text 60 35 simple sample sifter; #X text 294 12 arg<mode><samp>; #X connect 1 0 4 0; #X connect 1 0 9 0; #X connect 2 0 4 0; #X connect 2 0 10 0; #X connect 5 0 10 1; #X connect 6 0 10 2; #X connect 10 0 9 0; --- NEW FILE: sp_foldover~-help.pd --- #N canvas 71 176 480 305 12; #N canvas 0 0 450 300 graph1 0; #X array fold 44100 float 0; #X coords 0 1.02 44099 -1.02 100 70 1; #X restore 306 163 graph; #X msg 18 85 bang; #X obj 62 78 osc~ 1.5; #N canvas 0 0 450 300 graph1 0; #X array osc 44100 float 0; #X coords 0 1 44099 -1 100 70 1; #X restore 306 75 graph; #X obj 72 105 tabwrite~ osc; #X obj 123 144 nbx 5 14 0 0.1 0 0 empty empty amp[0-0.1] 0 -6 0 10 -262144 -1 -1 0.1 256; #X obj 206 154 nbx 5 14 0 1 0 0 empty empty sym[0-1] 0 -6 0 10 -262144 -1 -1 1 256; #X obj 62 201 tabwrite~ fold; #X text 60 35 foldover distortion; #X text 294 12 arg<amp><sym>; #X text 262 240 sIgpAck 0.02; #X obj 62 168 sp_foldover~ 0 0; #X text 223 254 2003 www.weiss-archiv.de; #X text 60 13 ---sp_foldover~---; #X connect 1 0 4 0; #X connect 1 0 7 0; 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externals/sIgpAck/help - New directory
by Frank Barknecht 19 Jan '06

19 Jan '06

Update of /cvsroot/pure-data/externals/sIgpAck/help In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv30930/help Log Message: Directory /cvsroot/pure-data/externals/sIgpAck/help added to the repository

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externals/sIgpAck/src - New directory
by Frank Barknecht 19 Jan '06

19 Jan '06

Update of /cvsroot/pure-data/externals/sIgpAck/src In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv30930/src Log Message: Directory /cvsroot/pure-data/externals/sIgpAck/src added to the repository

1 0

externals/sIgpAck - New directory
by Frank Barknecht 19 Jan '06

19 Jan '06

Update of /cvsroot/pure-data/externals/sIgpAck In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv30581/sIgpAck Log Message: Directory /cvsroot/pure-data/externals/sIgpAck added to the repository

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externals/build SConstruct,1.11,1.12
by carmen rocco 17 Jan '06

17 Jan '06

Update of /cvsroot/pure-data/externals/build In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv27652 Modified Files: SConstruct Log Message: prepend was removed from src/ which broke conflict test, fixing to otherwise work again (still need to manually remove clip_perform from m_pd.h if youre running devel) Index: SConstruct =================================================================== RCS file: /cvsroot/pure-data/externals/build/SConstruct,v retrieving revision 1.11 retrieving revision 1.12 diff -C2 -d -r1.11 -r1.12 *** SConstruct 16 Jul 2005 22:47:49 -0000 1.11 --- SConstruct 17 Jan 2006 18:21:17 -0000 1.12 *************** *** 23,32 **** #remove one-off externals that are also in cyclone ! print os.popen("""cd src && test -f prepend.c && rm urn.* match.* prepend.* sinh.c delta~.c reson~.c abs~.c svf~.c matrix~.c atan2~.c avg~.c pmpd.c && echo "poof...no more conflicting externals..!!" """).read() # C sources in src/ for extra in glob.glob('src/*.c'): name = re.sub("\.c$","",os.path.basename(extra)) - print name, external = env.SharedLibrary(name,'src/'+name+'.c') env.Alias('install', env.Install(os.path.join(prefix, 'extra'), external)) --- 23,31 ---- #remove one-off externals that are also in cyclone ! print os.popen("""cd src && rm urn.* match.* sinh.c delta~.c reson~.c abs~.c svf~.c matrix~.c atan2~.c avg~.c pmpd.c && echo "poof...no more conflicting externals..!!" """).read() # C sources in src/ for extra in glob.glob('src/*.c'): name = re.sub("\.c$","",os.path.basename(extra)) external = env.SharedLibrary(name,'src/'+name+'.c') env.Alias('install', env.Install(os.path.join(prefix, 'extra'), external))

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Pd-cvs January 2006