From 0c9b89b1018eb7760708ee5b080cd96846861328 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?IOhannes=20m=20zm=C3=B6lnig?= Date: Thu, 2 Jun 2005 18:25:00 +0000 Subject: updated to release-1.16 svn path=/trunk/externals/iemlib/; revision=3102 --- src/iem_t3_lib/sigt3_line.c | 558 ++++++++++++++++++++++---------------------- 1 file changed, 279 insertions(+), 279 deletions(-) (limited to 'src/iem_t3_lib/sigt3_line.c') diff --git a/src/iem_t3_lib/sigt3_line.c b/src/iem_t3_lib/sigt3_line.c index 525f7f7..e58552f 100644 --- a/src/iem_t3_lib/sigt3_line.c +++ b/src/iem_t3_lib/sigt3_line.c @@ -1,279 +1,279 @@ -/* For information on usage and redistribution, and for a DISCLAIMER OF ALL -* WARRANTIES, see the file, "LICENSE.txt," in this distribution. - -iem_t3_lib 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 -#include -#include - -/* -------------------------- t3_line~ ------------------------------ */ -static t_class *sigt3_line_class; - -typedef struct _sigt3_line -{ - t_object x_obj; - t_clock *x_clock; - float *x_beg; - double x_cur_val; - double x_dst_val; - double x_inlet_val; - double x_inc64; - double x_inc; - double x_ms2samps; - double x_ticks2ms; - double x_inlet_time; - double x_dst_time; - int x_cur_samps; - int x_dur_samps; - int x_n; - int x_t3_bang_samps; - int x_transient; -} t_sigt3_line; - -static void sigt3_line_nontransient(float *vec, t_sigt3_line *x, int n) -{ - int cur_samps = x->x_cur_samps, i; - double inc = x->x_inc; - double cur_val = x->x_cur_val; - - if(cur_samps) - { - if(cur_samps > n) - { - x->x_cur_samps -= n; - while(n--) - { - cur_val += inc; - *vec++ = (float)cur_val; - } - x->x_cur_val += x->x_inc64; - } - else if(cur_samps == n) - { - x->x_cur_samps = 0; - while(n--) - { - cur_val += inc; - *vec++ = (float)cur_val; - } - x->x_cur_val = x->x_dst_val; - } - else - { - for(i=0; ix_cur_val = cur_val = x->x_dst_val; - for(i=cur_samps; ix_cur_samps = 0; - } - } - else - { - while(n--) - *vec++ = (float)cur_val; - } -} - -static t_int *sigt3_line_perform(t_int *w) -{ - t_float *out = (t_float *)(w[1]); - t_sigt3_line *x = (t_sigt3_line *)(w[2]); - int n = (int)(w[3]); - - if(x->x_transient) - { - float *trans = x->x_beg; - - while(n--) - *out++ = *trans++; - x->x_transient = 0; - } - else - sigt3_line_nontransient(out, x, n); - return(w+4); -} - -static void sigt3_line_tick(t_sigt3_line *x) -{ - float *trans = x->x_beg; - int n = x->x_n, t3_bang_samps, cur_samps, i; - double inc, cur_val; - - if(!x->x_transient) - sigt3_line_nontransient(trans, x, n); - t3_bang_samps = x->x_t3_bang_samps; - x->x_dst_val = x->x_inlet_val; - if(x->x_inlet_time <= 0.0) - { - x->x_inlet_time = 0.0; - x->x_dst_time = 0.0; - x->x_dur_samps = 0; - x->x_cur_samps = 0; - cur_val = x->x_cur_val = x->x_dst_val; - for(i=t3_bang_samps; ix_dst_time = x->x_inlet_time; - x->x_inlet_time = 0.0; - cur_samps = (int)(x->x_dst_time * x->x_ms2samps); - if(!cur_samps) - cur_samps = 1; - x->x_dur_samps = cur_samps; - x->x_cur_samps = cur_samps; - cur_val = x->x_cur_val = (double)trans[t3_bang_samps]; - inc = x->x_inc = (x->x_dst_val - cur_val)/(double)cur_samps; - x->x_inc64 = (double)x->x_n * inc; - diff = n - t3_bang_samps; - if(cur_samps > diff) - { - for(i=t3_bang_samps; ix_cur_val += (double)diff * inc; - x->x_cur_samps -= diff; - } - else if(cur_samps == diff) - { - for(i=t3_bang_samps; ix_cur_val = x->x_dst_val; - x->x_cur_samps = 0; - } - else - { - end = t3_bang_samps + cur_samps; - for(i=t3_bang_samps; ix_cur_val = x->x_dst_val; - x->x_cur_samps = 0; - for(i=end; ix_transient = 1; -} - -static void sigt3_line_list(t_sigt3_line *x, t_symbol *s, int ac, t_atom *av) -{ - if((ac >= 2)&&IS_A_FLOAT(av,0)&&IS_A_FLOAT(av,1)) - { - int t3_bang_samps, ticks; - double time; - - x->x_inlet_val = (double)atom_getfloatarg(1, ac, av); - t3_bang_samps = (int)((float)atom_getfloatarg(0, ac, av)*x->x_ms2samps); - if(t3_bang_samps < 0) - t3_bang_samps = 0; - ticks = t3_bang_samps / x->x_n; - x->x_t3_bang_samps = t3_bang_samps - x->x_n * ticks; - if((ac >= 3)&&IS_A_FLOAT(av,2)) - { - time = (double)atom_getfloatarg(2, ac, av); - if(time < 0.0) - time = 0.0; - x->x_inlet_time = time; - } - if(ticks < 1) - sigt3_line_tick(x); - else - clock_delay(x->x_clock, (double)ticks * x->x_ticks2ms); - } -} - -static void sigt3_line_ft1(t_sigt3_line *x, t_float time) -{ - if(time < 0.0) - time = 0.0; - x->x_inlet_time = (double)time; -} - -static void sigt3_line_stop(t_sigt3_line *x) -{ - clock_unset(x->x_clock); - x->x_cur_samps = x->x_dur_samps = x->x_transient = 0; - x->x_inc = x->x_inc64 = x->x_inlet_time = x->x_dst_time = 0.0; -} - -static void sigt3_line_dsp(t_sigt3_line *x, t_signal **sp) -{ - int i; - float val, *trans; - - if(sp[0]->s_n > x->x_n) - { - freebytes(x->x_beg, x->x_n*sizeof(float)); - x->x_n = (int)sp[0]->s_n; - x->x_beg = (float *)getbytes(x->x_n*sizeof(float)); - } - else - x->x_n = (int)sp[0]->s_n; - i = x->x_n; - val = x->x_cur_val; - trans = x->x_beg; - while(i--) - *trans++ = val; - x->x_ms2samps = 0.001*(double)sp[0]->s_sr; - x->x_ticks2ms = (double)x->x_n / x->x_ms2samps; - dsp_add(sigt3_line_perform, 3, sp[0]->s_vec, x, sp[0]->s_n); -} - -static void sigt3_line_free(t_sigt3_line *x) -{ - if(x->x_beg) - freebytes(x->x_beg, x->x_n*sizeof(float)); - clock_free(x->x_clock); -} - -static void *sigt3_line_new(t_floatarg init_val) -{ - t_sigt3_line *x = (t_sigt3_line *)pd_new(sigt3_line_class); - int i; - - x->x_n = (int)sys_getblksize(); - x->x_beg = (float *)getbytes(x->x_n*sizeof(float)); - x->x_inlet_val = x->x_cur_val = x->x_dst_val = init_val; - x->x_t3_bang_samps = x->x_cur_samps = x->x_dur_samps = x->x_transient = 0; - x->x_inlet_time = x->x_dst_time = 0.0; - x->x_inc64 = x->x_inc = 0.0; - x->x_ms2samps = 0.001 * (double)sys_getsr(); - x->x_ticks2ms = (double)x->x_n / x->x_ms2samps; - x->x_clock = clock_new(x, (t_method)sigt3_line_tick); - outlet_new(&x->x_obj, &s_signal); - inlet_new(&x->x_obj, &x->x_obj.ob_pd, gensym("float"), gensym("ft1")); - return (x); -} - -void sigt3_line_setup(void) -{ - sigt3_line_class = class_new(gensym("t3_line~"), (t_newmethod)sigt3_line_new, - (t_method)sigt3_line_free, sizeof(t_sigt3_line), 0, A_DEFFLOAT, 0); - class_addmethod(sigt3_line_class, (t_method)sigt3_line_dsp, gensym("dsp"), 0); - class_addmethod(sigt3_line_class, (t_method)sigt3_line_stop, gensym("stop"), 0); - class_addmethod(sigt3_line_class, (t_method)sigt3_line_ft1, gensym("ft1"), A_FLOAT, 0); - class_addlist(sigt3_line_class, (t_method)sigt3_line_list); - class_sethelpsymbol(sigt3_line_class, gensym("iemhelp/help-t3_line~")); -} +/* For information on usage and redistribution, and for a DISCLAIMER OF ALL +* WARRANTIES, see the file, "LICENSE.txt," in this distribution. + +iem_t3_lib written by Gerhard Eckel, 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 +#include +#include + +/* -------------------------- t3_line~ ------------------------------ */ +static t_class *sigt3_line_class; + +typedef struct _sigt3_line +{ + t_object x_obj; + t_clock *x_clock; + float *x_beg; + double x_cur_val; + double x_dst_val; + double x_inlet_val; + double x_inc64; + double x_inc; + double x_ms2samps; + double x_ticks2ms; + double x_inlet_time; + double x_dst_time; + int x_cur_samps; + int x_dur_samps; + int x_n; + int x_t3_bang_samps; + int x_transient; +} t_sigt3_line; + +static void sigt3_line_nontransient(float *vec, t_sigt3_line *x, int n) +{ + int cur_samps = x->x_cur_samps, i; + double inc = x->x_inc; + double cur_val = x->x_cur_val; + + if(cur_samps) + { + if(cur_samps > n) + { + x->x_cur_samps -= n; + while(n--) + { + cur_val += inc; + *vec++ = (float)cur_val; + } + x->x_cur_val += x->x_inc64; + } + else if(cur_samps == n) + { + x->x_cur_samps = 0; + while(n--) + { + cur_val += inc; + *vec++ = (float)cur_val; + } + x->x_cur_val = x->x_dst_val; + } + else + { + for(i=0; ix_cur_val = cur_val = x->x_dst_val; + for(i=cur_samps; ix_cur_samps = 0; + } + } + else + { + while(n--) + *vec++ = (float)cur_val; + } +} + +static t_int *sigt3_line_perform(t_int *w) +{ + t_float *out = (t_float *)(w[1]); + t_sigt3_line *x = (t_sigt3_line *)(w[2]); + int n = (int)(w[3]); + + if(x->x_transient) + { + float *trans = x->x_beg; + + while(n--) + *out++ = *trans++; + x->x_transient = 0; + } + else + sigt3_line_nontransient(out, x, n); + return(w+4); +} + +static void sigt3_line_tick(t_sigt3_line *x) +{ + float *trans = x->x_beg; + int n = x->x_n, t3_bang_samps, cur_samps, i; + double inc, cur_val; + + if(!x->x_transient) + sigt3_line_nontransient(trans, x, n); + t3_bang_samps = x->x_t3_bang_samps; + x->x_dst_val = x->x_inlet_val; + if(x->x_inlet_time <= 0.0) + { + x->x_inlet_time = 0.0; + x->x_dst_time = 0.0; + x->x_dur_samps = 0; + x->x_cur_samps = 0; + cur_val = x->x_cur_val = x->x_dst_val; + for(i=t3_bang_samps; ix_dst_time = x->x_inlet_time; + x->x_inlet_time = 0.0; + cur_samps = (int)(x->x_dst_time * x->x_ms2samps); + if(!cur_samps) + cur_samps = 1; + x->x_dur_samps = cur_samps; + x->x_cur_samps = cur_samps; + cur_val = x->x_cur_val = (double)trans[t3_bang_samps]; + inc = x->x_inc = (x->x_dst_val - cur_val)/(double)cur_samps; + x->x_inc64 = (double)x->x_n * inc; + diff = n - t3_bang_samps; + if(cur_samps > diff) + { + for(i=t3_bang_samps; ix_cur_val += (double)diff * inc; + x->x_cur_samps -= diff; + } + else if(cur_samps == diff) + { + for(i=t3_bang_samps; ix_cur_val = x->x_dst_val; + x->x_cur_samps = 0; + } + else + { + end = t3_bang_samps + cur_samps; + for(i=t3_bang_samps; ix_cur_val = x->x_dst_val; + x->x_cur_samps = 0; + for(i=end; ix_transient = 1; +} + +static void sigt3_line_list(t_sigt3_line *x, t_symbol *s, int ac, t_atom *av) +{ + if((ac >= 2)&&IS_A_FLOAT(av,0)&&IS_A_FLOAT(av,1)) + { + int t3_bang_samps, ticks; + double time; + + x->x_inlet_val = (double)atom_getfloatarg(1, ac, av); + t3_bang_samps = (int)((float)atom_getfloatarg(0, ac, av)*x->x_ms2samps); + if(t3_bang_samps < 0) + t3_bang_samps = 0; + ticks = t3_bang_samps / x->x_n; + x->x_t3_bang_samps = t3_bang_samps - x->x_n * ticks; + if((ac >= 3)&&IS_A_FLOAT(av,2)) + { + time = (double)atom_getfloatarg(2, ac, av); + if(time < 0.0) + time = 0.0; + x->x_inlet_time = time; + } + if(ticks < 1) + sigt3_line_tick(x); + else + clock_delay(x->x_clock, (double)ticks * x->x_ticks2ms); + } +} + +static void sigt3_line_ft1(t_sigt3_line *x, t_float time) +{ + if(time < 0.0) + time = 0.0; + x->x_inlet_time = (double)time; +} + +static void sigt3_line_stop(t_sigt3_line *x) +{ + clock_unset(x->x_clock); + x->x_cur_samps = x->x_dur_samps = x->x_transient = 0; + x->x_inc = x->x_inc64 = x->x_inlet_time = x->x_dst_time = 0.0; +} + +static void sigt3_line_dsp(t_sigt3_line *x, t_signal **sp) +{ + int i; + float val, *trans; + + if(sp[0]->s_n > x->x_n) + { + freebytes(x->x_beg, x->x_n*sizeof(float)); + x->x_n = (int)sp[0]->s_n; + x->x_beg = (float *)getbytes(x->x_n*sizeof(float)); + } + else + x->x_n = (int)sp[0]->s_n; + i = x->x_n; + val = x->x_cur_val; + trans = x->x_beg; + while(i--) + *trans++ = val; + x->x_ms2samps = 0.001*(double)sp[0]->s_sr; + x->x_ticks2ms = (double)x->x_n / x->x_ms2samps; + dsp_add(sigt3_line_perform, 3, sp[0]->s_vec, x, sp[0]->s_n); +} + +static void sigt3_line_free(t_sigt3_line *x) +{ + if(x->x_beg) + freebytes(x->x_beg, x->x_n*sizeof(float)); + clock_free(x->x_clock); +} + +static void *sigt3_line_new(t_floatarg init_val) +{ + t_sigt3_line *x = (t_sigt3_line *)pd_new(sigt3_line_class); + int i; + + x->x_n = (int)sys_getblksize(); + x->x_beg = (float *)getbytes(x->x_n*sizeof(float)); + x->x_inlet_val = x->x_cur_val = x->x_dst_val = init_val; + x->x_t3_bang_samps = x->x_cur_samps = x->x_dur_samps = x->x_transient = 0; + x->x_inlet_time = x->x_dst_time = 0.0; + x->x_inc64 = x->x_inc = 0.0; + x->x_ms2samps = 0.001 * (double)sys_getsr(); + x->x_ticks2ms = (double)x->x_n / x->x_ms2samps; + x->x_clock = clock_new(x, (t_method)sigt3_line_tick); + outlet_new(&x->x_obj, &s_signal); + inlet_new(&x->x_obj, &x->x_obj.ob_pd, gensym("float"), gensym("ft1")); + return (x); +} + +void sigt3_line_setup(void) +{ + sigt3_line_class = class_new(gensym("t3_line~"), (t_newmethod)sigt3_line_new, + (t_method)sigt3_line_free, sizeof(t_sigt3_line), 0, A_DEFFLOAT, 0); + class_addmethod(sigt3_line_class, (t_method)sigt3_line_dsp, gensym("dsp"), 0); + class_addmethod(sigt3_line_class, (t_method)sigt3_line_stop, gensym("stop"), 0); + class_addmethod(sigt3_line_class, (t_method)sigt3_line_ft1, gensym("ft1"), A_FLOAT, 0); + class_addlist(sigt3_line_class, (t_method)sigt3_line_list); + class_sethelpsymbol(sigt3_line_class, gensym("iemhelp/help-t3_line~")); +} -- cgit v1.2.1