apps/plugins/pdbox/PDa/intern/dbtorms~.c

   1 #include <m_pd.h>
   2 #include <m_fixed.h>
   3
   4
   5 #define LOGTEN 2.302585092994
   6
   7 typedef struct dbtorms_tilde
   8 {
   9     t_object x_obj;
  10     float x_f;
  11 } t_dbtorms_tilde;
  12
  13 t_class *dbtorms_tilde_class;
  14
  15 static void *dbtorms_tilde_new(void)
  16 {
  17     t_dbtorms_tilde *x = (t_dbtorms_tilde *)pd_new(dbtorms_tilde_class);
  18     outlet_new(&x->x_obj, gensym("signal"));
  19     x->x_f = 0;
  20     return (x);
  21 }
  22
  23 static t_int *dbtorms_tilde_perform(t_int *w)
  24 {
  25     float *in = *(t_float **)(w+1), *out = *(t_float **)(w+2);
  26     t_int n = *(t_int *)(w+3);
  27     for (; n--; in++, out++)
  28     {
  29         float f = *in;
  30         if (f <= 0) *out = 0;
  31         else
  32         {
  33             if (f > 485)
  34                 f = 485;
  35             *out = exp((LOGTEN * 0.05) * (f-100.));
  36         }
  37     }
  38     return (w + 4);
  39 }
  40
  41 static void dbtorms_tilde_dsp(t_dbtorms_tilde *x, t_signal **sp)
  42 {
  43     post("warning: %s not usable yet",__FUNCTION__);
  44     dsp_add(dbtorms_tilde_perform, 3, sp[0]->s_vec, sp[1]->s_vec, sp[0]->s_n);
  45 }
  46
  47 void dbtorms_tilde_setup(void)
  48 {
  49     dbtorms_tilde_class = class_new(gensym("dbtorms~"), (t_newmethod)dbtorms_tilde_new, 0,
  50         sizeof(t_dbtorms_tilde), 0, 0);
  51     CLASS_MAINSIGNALIN(dbtorms_tilde_class, t_dbtorms_tilde, x_f);
  52     class_addmethod(dbtorms_tilde_class, (t_method)dbtorms_tilde_dsp, gensym("dsp"), 0);
  53 }
  54 #include <m_pd.h>
  55 #include <m_fixed.h>
  56
  57
  58 #define LOGTEN 2.302585092994
  59
  60 typedef struct dbtorms_tilde
  61 {
  62     t_object x_obj;
  63     float x_f;
  64 } t_dbtorms_tilde;
  65
  66 t_class *dbtorms_tilde_class;
  67
  68 static void *dbtorms_tilde_new(void)
  69 {
  70     t_dbtorms_tilde *x = (t_dbtorms_tilde *)pd_new(dbtorms_tilde_class);
  71     outlet_new(&x->x_obj, gensym("signal"));
  72     x->x_f = 0;
  73     return (x);
  74 }
  75
  76 static t_int *dbtorms_tilde_perform(t_int *w)
  77 {
  78     float *in = *(t_float **)(w+1), *out = *(t_float **)(w+2);
  79     t_int n = *(t_int *)(w+3);
  80     for (; n--; in++, out++)
  81     {
  82         float f = *in;
  83         if (f <= 0) *out = 0;
  84         else
  85         {
  86             if (f > 485)
  87                 f = 485;
  88             *out = exp((LOGTEN * 0.05) * (f-100.));
  89         }
  90     }
  91     return (w + 4);
  92 }
  93
  94 static void dbtorms_tilde_dsp(t_dbtorms_tilde *x, t_signal **sp)
  95 {
  96     post("warning: %s not usable yet",__FUNCTION__);
  97     dsp_add(dbtorms_tilde_perform, 3, sp[0]->s_vec, sp[1]->s_vec, sp[0]->s_n);
  98 }
  99
 100 void dbtorms_tilde_setup(void)
 101 {
 102     dbtorms_tilde_class = class_new(gensym("dbtorms~"), (t_newmethod)dbtorms_tilde_new, 0,
 103         sizeof(t_dbtorms_tilde), 0, 0);
 104     CLASS_MAINSIGNALIN(dbtorms_tilde_class, t_dbtorms_tilde, x_f);
 105     class_addmethod(dbtorms_tilde_class, (t_method)dbtorms_tilde_dsp, gensym("dsp"), 0);
 106 }