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-rw-r--r--src/tab16write.c58
1 files changed, 58 insertions, 0 deletions
diff --git a/src/tab16write.c b/src/tab16write.c
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+++ b/src/tab16write.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. */
+
+/* tab16read, tab16read4, tab16write */
+
+#include "iem16_table.h"
+
+/* ------------------ tab16write: control ------------------------ */
+
+static t_class *tab16write_class;
+
+typedef struct _tab16write {
+ t_object x_obj;
+ t_symbol *x_arrayname;
+ float x_ft1;
+ int x_set;
+} t_tab16write;
+
+static void tab16write_float(t_tab16write *x, t_float f) {
+ int vecsize;
+ t_table16 *a;
+ t_iem16_16bit *vec;
+
+ if (!(a = (t_table16 *)pd_findbyclass(x->x_arrayname, table16_class)))
+ error("%s: no such array", x->x_arrayname->s_name);
+ else if (!table16_getarray16(a, &vecsize, &vec))
+ error("%s: bad template for tab16write", x->x_arrayname->s_name);
+ else {
+ int n = x->x_ft1;
+ if (n < 0) n = 0;
+ else if (n >= vecsize) n = vecsize-1;
+ vec[n] = f;
+ }
+}
+
+static void tab16write_set(t_tab16write *x, t_symbol *s){
+ x->x_arrayname = s;
+}
+
+static void tab16write_free(t_tab16write *x){}
+
+static void *tab16write_new(t_symbol *s){
+ t_tab16write *x = (t_tab16write *)pd_new(tab16write_class);
+ x->x_ft1 = 0;
+ x->x_arrayname = s;
+ floatinlet_new(&x->x_obj, &x->x_ft1);
+ return (x);
+}
+
+void tab16write_setup(void){
+ tab16write_class = class_new(gensym("tab16write"), (t_newmethod)tab16write_new,
+ (t_method)tab16write_free, sizeof(t_tab16write), 0, A_DEFSYM, 0);
+ class_addfloat(tab16write_class, (t_method)tab16write_float);
+ class_addmethod(tab16write_class, (t_method)tab16write_set, gensym("set"), A_SYMBOL, 0);
+}