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-rwxr-xr-xsrc/tabwrite_dp.c85
1 files changed, 85 insertions, 0 deletions
diff --git a/src/tabwrite_dp.c b/src/tabwrite_dp.c
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+/* For information on usage and redistribution, and for a DISCLAIMER OF ALL
+* WARRANTIES, see the file, "LICENSE.txt," in this distribution.
+
+iem_dp written by IOhannes m zmoelnig, Thomas Musil, Copyright (c) IEM KUG Graz Austria 1999 - 2007 */
+/* double precision library */
+
+
+#include "m_pd.h"
+#include "iemlib.h"
+#include "iem_dp.h"
+
+/* -------------------------- tabwrite__ ------------------------------ */
+/* based on miller's tabwrite which is part of pd */
+
+static t_class *tabwrite_dp_class;
+
+typedef struct _tabwrite_dp
+{
+ t_object x_obj;
+ t_symbol *x_arrayname;
+ t_float x_float_casted_index;
+ t_float x_residual_index;
+} t_tabwrite_dp;
+
+static void *tabwrite_dp_new(t_symbol *s)
+{
+ t_tabwrite_dp *x = (t_tabwrite_dp *)pd_new(tabwrite_dp_class);
+
+ x->x_arrayname = s;
+ x->x_float_casted_index = 0.0f;
+ x->x_residual_index = 0.0f;
+ floatinlet_new(&x->x_obj, &x->x_float_casted_index);
+ floatinlet_new(&x->x_obj, &x->x_residual_index);
+ return (x);
+}
+
+static void tabwrite_dp_float(t_tabwrite_dp *x, t_floatarg fvalue)
+{
+ t_garray *a;
+ iemarray_t *vec;
+ int npoints;
+
+ if (!(a = (t_garray *)pd_findbyclass(x->x_arrayname, garray_class)))
+ {
+ if (*x->x_arrayname->s_name)
+ pd_error(x, "tabwrite__: %s: no such array", x->x_arrayname->s_name);
+ vec = 0;
+ }
+ else if (!iemarray_getarray(a, &npoints, &vec))
+ {
+ pd_error(x, "%s: bad template for tabwrite__", x->x_arrayname->s_name);
+ vec = 0;
+ }
+ else
+ {
+ double findex = iem_dp_calc_sum(x->x_float_casted_index, x->x_residual_index);
+ int n = findex;
+
+ if(n < 0)
+ n = 0;
+ else if(n >= npoints)
+ n = npoints - 1;
+ if(npoints)
+ {
+ iemarray_setfloat(vec, n, fvalue);
+ garray_redraw(a);
+ }
+ }
+}
+
+static void tabwrite_dp_set(t_tabwrite_dp *x, t_symbol *s)
+{
+ x->x_arrayname = s;
+}
+
+void tabwrite_dp_setup(void)
+{
+ tabwrite_dp_class = class_new(gensym("tabwrite__"),
+ (t_newmethod)tabwrite_dp_new, 0,
+ sizeof(t_tabwrite_dp), 0, A_DEFSYM, 0);
+ class_addcreator((t_newmethod)tabwrite_dp_new, gensym("tabwrite''"), A_DEFSYM, 0);
+ class_addfloat(tabwrite_dp_class, (t_method)tabwrite_dp_float);
+ class_addmethod(tabwrite_dp_class, (t_method)tabwrite_dp_set, gensym("set"), A_SYMBOL, 0);
+}
+