diff options
Diffstat (limited to 'allow.c')
-rw-r--r-- | allow.c | 224 |
1 files changed, 112 insertions, 112 deletions
@@ -1,112 +1,112 @@ -/* ---------------------------- allow --------------------------------------- */
-/* */
-/* Lets only floats/symbols through that are allowed to do so. */
-/* Written by Olaf Matthes <olaf.matthes@gmx.de> */
-/* Get source at http://www.akustische-kunst.org/puredata/maxlib/ */
-/* */
-/* This program is free software; you can redistribute it and/or */
-/* modify it under the terms of the GNU General Public License */
-/* as published by the Free Software Foundation; either version 2 */
-/* of the License, or (at your option) any later version. */
-/* */
-/* This program is distributed in the hope that it will be useful, */
-/* but WITHOUT ANY WARRANTY; without even the implied warranty of */
-/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the */
-/* GNU General Public License for more details. */
-/* */
-/* You should have received a copy of the GNU General Public License */
-/* along with this program; if not, write to the Free Software */
-/* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
-/* */
-/* Based on PureData by Miller Puckette and others. */
-/* */
-/* ---------------------------------------------------------------------------- */
-
-#include "m_pd.h"
-#include <string.h>
-
-static char *version = "allow v0.1, written by Olaf Matthes <olaf.matthes@gmx.de>";
-
-typedef struct allow
-{
- t_object x_obj;
- t_outlet *x_out;
- t_atom *x_elem; // list of elemets that are allowed to pass
- t_int x_numelem; // the number of elemetns in our allow-list
-} t_allow;
-
- /* we got a symbol... */
-static void allow_symbol(t_allow *x, t_symbol *s)
-{
- int i;
- for(i = 0; i < x->x_numelem; i++)
- {
- if(x->x_elem[i].a_type == A_SYMBOL) // compare with all symbols in our list
- if(atom_getsymbolarg(i, x->x_numelem, x->x_elem) == s)
- {
- outlet_symbol(x->x_out, s);
- return;
- }
- }
-}
-
- /* we got a float... */
-static void allow_float(t_allow *x, t_floatarg f)
-{
- int i;
- for(i = 0; i < x->x_numelem; i++)
- {
- if(x->x_elem[i].a_type == A_FLOAT) // compare with all floats in our list
- if(atom_getfloatarg(i, x->x_numelem, x->x_elem) == f)
- {
- outlet_float(x->x_out, f);
- return;
- }
- }
-}
-
-static t_class *allow_class;
-
-static void allow_free(t_allow *x)
-{
- freebytes(x->x_elem, x->x_numelem*sizeof(t_atom));
-}
-
-static void *allow_new(t_symbol *s, int argc, t_atom *argv)
-{
- t_allow *x = (t_allow *)pd_new(allow_class);
-
- x->x_numelem = argc; // get the number of elements
- x->x_elem = getbytes(argc*sizeof(t_atom));
- memcpy(x->x_elem, argv, argc*sizeof(t_atom));
-
- x->x_out = outlet_new(&x->x_obj, gensym("anything"));
-
- // post("allow: got %d elements", x->x_numelem);
-
- return (x);
-}
-
-#ifndef MAXLIB
-void allow_setup(void)
-{
- /* the object's class: */
- allow_class = class_new(gensym("allow"), (t_newmethod)allow_new,
- (t_method)allow_free, sizeof(t_allow), 0, A_GIMME, 0);
-#else
-void maxlib_allow_setup(void)
-{
- /* the object's class: */
- allow_class = class_new(gensym("maxlib_allow"), (t_newmethod)allow_new,
- (t_method)allow_free, sizeof(t_allow), 0, A_GIMME, 0);
- class_addcreator((t_newmethod)allow_new, gensym("allow"), A_GIMME, 0);
-#endif
- class_addsymbol(allow_class, allow_symbol);
- class_addfloat(allow_class, allow_float);
-#ifndef MAXLIB
-
- post(version);
-#else
- class_sethelpsymbol(allow_class, gensym("maxlib/allow-help.pd"));
-#endif
-}
+/* ---------------------------- allow --------------------------------------- */ +/* */ +/* Lets only floats/symbols through that are allowed to do so. */ +/* Written by Olaf Matthes <olaf.matthes@gmx.de> */ +/* Get source at http://www.akustische-kunst.org/puredata/maxlib/ */ +/* */ +/* This program is free software; you can redistribute it and/or */ +/* modify it under the terms of the GNU General Public License */ +/* as published by the Free Software Foundation; either version 2 */ +/* of the License, or (at your option) any later version. */ +/* */ +/* This program is distributed in the hope that it will be useful, */ +/* but WITHOUT ANY WARRANTY; without even the implied warranty of */ +/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the */ +/* GNU General Public License for more details. */ +/* */ +/* You should have received a copy of the GNU General Public License */ +/* along with this program; if not, write to the Free Software */ +/* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ +/* */ +/* Based on PureData by Miller Puckette and others. */ +/* */ +/* ---------------------------------------------------------------------------- */ + +#include "m_pd.h" +#include <string.h> + +static char *version = "allow v0.1, written by Olaf Matthes <olaf.matthes@gmx.de>"; + +typedef struct allow +{ + t_object x_obj; + t_outlet *x_out; + t_atom *x_elem; // list of elemets that are allowed to pass + t_int x_numelem; // the number of elemetns in our allow-list +} t_allow; + + /* we got a symbol... */ +static void allow_symbol(t_allow *x, t_symbol *s) +{ + int i; + for(i = 0; i < x->x_numelem; i++) + { + if(x->x_elem[i].a_type == A_SYMBOL) // compare with all symbols in our list + if(atom_getsymbolarg(i, x->x_numelem, x->x_elem) == s) + { + outlet_symbol(x->x_out, s); + return; + } + } +} + + /* we got a float... */ +static void allow_float(t_allow *x, t_floatarg f) +{ + int i; + for(i = 0; i < x->x_numelem; i++) + { + if(x->x_elem[i].a_type == A_FLOAT) // compare with all floats in our list + if(atom_getfloatarg(i, x->x_numelem, x->x_elem) == f) + { + outlet_float(x->x_out, f); + return; + } + } +} + +static t_class *allow_class; + +static void allow_free(t_allow *x) +{ + freebytes(x->x_elem, x->x_numelem*sizeof(t_atom)); +} + +static void *allow_new(t_symbol *s, int argc, t_atom *argv) +{ + t_allow *x = (t_allow *)pd_new(allow_class); + + x->x_numelem = argc; // get the number of elements + x->x_elem = getbytes(argc*sizeof(t_atom)); + memcpy(x->x_elem, argv, argc*sizeof(t_atom)); + + x->x_out = outlet_new(&x->x_obj, gensym("anything")); + + // post("allow: got %d elements", x->x_numelem); + + return (x); +} + +#ifndef MAXLIB +void allow_setup(void) +{ + /* the object's class: */ + allow_class = class_new(gensym("allow"), (t_newmethod)allow_new, + (t_method)allow_free, sizeof(t_allow), 0, A_GIMME, 0); +#else +void maxlib_allow_setup(void) +{ + /* the object's class: */ + allow_class = class_new(gensym("maxlib_allow"), (t_newmethod)allow_new, + (t_method)allow_free, sizeof(t_allow), 0, A_GIMME, 0); + class_addcreator((t_newmethod)allow_new, gensym("allow"), A_GIMME, 0); +#endif + class_addsymbol(allow_class, allow_symbol); + class_addfloat(allow_class, allow_float); +#ifndef MAXLIB + + logpost(NULL, 4, version); +#else + class_sethelpsymbol(allow_class, gensym("maxlib/allow-help.pd")); +#endif +} |