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-rw-r--r--src/tab16receive~.c68
1 files changed, 68 insertions, 0 deletions
diff --git a/src/tab16receive~.c b/src/tab16receive~.c
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+++ b/src/tab16receive~.c
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+/* copyleft (c) 2003 forum::für::umläute -- IOhannes m zmölnig @ IEM
+ * based on d_array.c from pd:
+ * Copyright (c) 1997-1999 Miller Puckette and others.
+ * For information on usage and redistribution, and for a DISCLAIMER OF ALL
+ * WARRANTIES, see the file, "LICENSE.txt," in this distribution. */
+
+/* tab16write~, tab16play~, tab16read~, tab16read4~, tab16send~, tab16receive~ */
+
+#include "iem16_table.h"
+
+/* ------------------------ tab16receive~ ------------------------- */
+
+static t_class *tab16receive_class;
+
+typedef struct _tab16receive{
+ t_object x_obj;
+ t_iem16_16bit *x_vec;
+ t_symbol *x_arrayname;
+} t_tab16receive;
+
+static t_int *tab16receive_perform(t_int *w){
+ t_tab16receive *x = (t_tab16receive *)(w[1]);
+ t_float *out = (t_float *)(w[2]);
+ int n = w[3];
+ t_iem16_16bit *from = x->x_vec;
+ if (from) while (n--) *out++ = *from++*IEM16_SCALE_DOWN;
+ else while (n--) *out++ = 0;
+ return (w+4);
+}
+
+static void tab16receive_dsp(t_tab16receive *x, t_signal **sp){
+ t_table16 *a;
+ int vecsize;
+
+ if (!(a = (t_table16 *)pd_findbyclass(x->x_arrayname, table16_class))) {
+ if (*x->x_arrayname->s_name)
+ error("tab16send~: %s: no such array", x->x_arrayname->s_name);
+ }
+ else if (!table16_getarray16(a, &vecsize, &x->x_vec))
+ error("%s: bad template for tab16receive~", x->x_arrayname->s_name);
+ else {
+ int n = sp[0]->s_n;
+ if (n < vecsize) vecsize = n;
+ table16_usedindsp(a);
+ dsp_add(tab16receive_perform, 3, x, sp[0]->s_vec, vecsize);
+ }
+}
+
+static void *tab16receive_new(t_symbol *s){
+ t_tab16receive *x = (t_tab16receive *)pd_new(tab16receive_class);
+ x->x_arrayname = s;
+ outlet_new(&x->x_obj, gensym("signal"));
+ return (x);
+}
+
+static void tab16receive_setup(void){
+ tab16receive_class = class_new(gensym("tab16receive~"),
+ (t_newmethod)tab16receive_new, 0,
+ sizeof(t_tab16receive), 0, A_DEFSYM, 0);
+ class_addmethod(tab16receive_class, (t_method)tab16receive_dsp,
+ gensym("dsp"), 0);
+}
+
+// G.Holzmann: for PD-extended build system
+void tab16receive_tilde_setup(void)
+{
+ tab16receive_setup();
+}