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-rw-r--r--pd/extra/choice/README.txt12
-rw-r--r--pd/extra/choice/choice.c128
-rw-r--r--pd/extra/choice/makefile94
3 files changed, 234 insertions, 0 deletions
diff --git a/pd/extra/choice/README.txt b/pd/extra/choice/README.txt
new file mode 100644
index 00000000..3c3ed132
--- /dev/null
+++ b/pd/extra/choice/README.txt
@@ -0,0 +1,12 @@
+Choice is copyright (C) 1999 Miller Puckette.
+Permission is granted to use this software for any purpose, commercial
+or noncommercial, as long as this notice is included with all copies.
+
+NEITHER THE AUTHORS NOR THEIR EMPLOYERS MAKE ANY WARRANTY, EXPRESS OR IMPLIED,
+IN CONNECTION WITH THIS SOFTWARE!
+
+----------------------------------------------------------------------------
+
+This is the README file for the "choice" object. This software
+is available from http://www.crca.ucsd.edu/~msp as part of the "toys"
+library. - msp@ucsd.edu
diff --git a/pd/extra/choice/choice.c b/pd/extra/choice/choice.c
new file mode 100644
index 00000000..002dac40
--- /dev/null
+++ b/pd/extra/choice/choice.c
@@ -0,0 +1,128 @@
+/* choice -- match incoming list against a collection of stored templates. */
+
+/* Copyright 1999 Miller Puckette.
+Permission is granted to use this software for any purpose provided you
+keep this copyright notice intact.
+
+THE AUTHOR AND HIS EMPLOYERS MAKE NO WARRANTY, EXPRESS OR IMPLIED,
+IN CONNECTION WITH THIS SOFTWARE.
+
+This file is downloadable from http://www.crca.ucsd.edu/~msp .
+*/
+
+#include "m_pd.h"
+#include <math.h>
+static t_class *choice_class;
+#define DIMENSION 10
+
+typedef struct _elem
+{
+ float e_age;
+ float e_weight[DIMENSION];
+} t_elem;
+
+typedef struct _choice
+{
+ t_object x_obj;
+ t_elem *x_vec;
+ int x_n;
+ int x_nonrepeat;
+} t_choice;
+
+static void *choice_new(t_float fnonrepeat)
+{
+ t_choice *x = (t_choice *)pd_new(choice_class);
+ outlet_new(&x->x_obj, gensym("float"));
+ x->x_vec = (t_elem *)getbytes(0);
+ x->x_n = 0;
+ x->x_nonrepeat = (fnonrepeat != 0);
+ return (x);
+}
+
+static void choice_clear(t_choice *x)
+{
+ x->x_vec = (t_elem *)resizebytes(x->x_vec, x->x_n * sizeof(t_elem), 0);
+ x->x_n = 0;
+}
+
+static void choice_print(t_choice *x)
+{
+ int j;
+ for (j = 0; j < x->x_n; j++)
+ {
+ t_elem *e = x->x_vec + j;
+ t_float *w = e->e_weight;
+ post("%2d age %2d \
+w %5.2f %5.2f %5.2f %5.2f %5.2f %5.2f %5.2f %5.2f %5.2f %5.2f",
+ j, (int)(e->e_age), w[0], w[1], w[2], w[3], w[4], w[5],
+ w[6], w[7], w[8], w[9]);
+ }
+}
+
+static void choice_add(t_choice *x, t_symbol *s, int argc, t_atom *argv)
+{
+ int oldn = x->x_n, newn = oldn + 1, i;
+ t_elem *e;
+ float sum, normal;
+ x->x_vec = (t_elem *)resizebytes(x->x_vec, oldn * sizeof(t_elem),
+ newn * sizeof(t_elem));
+ x->x_n = newn;
+ e = x->x_vec + oldn;
+ e->e_age = 2;
+
+ for (i = 0, sum = 0; i < DIMENSION; i++)
+ {
+ float f = atom_getfloatarg(i, argc, argv);
+ e->e_weight[i] = f;
+ sum += f*f;
+ }
+ normal = (float)(sum > 0 ? 1./sqrt(sum) : 1);
+ for (i = 0; i < DIMENSION; i++)
+ e->e_weight[i] *= normal;
+}
+
+static void choice_list(t_choice *x, t_symbol *s, int argc, t_atom *argv)
+{
+ int i, j;
+ float bestsum = 0;
+ int bestindex = -1;
+ t_float invec[DIMENSION];
+ for (i = 0; i < DIMENSION; i++)
+ invec[i] = atom_getfloatarg(i, argc, argv);
+ for (j = 0; j < x->x_n; j++)
+ {
+ t_elem *e = x->x_vec + j;
+ float sum;
+ for (i = 0, sum = 0; i < DIMENSION; i++)
+ sum += e->e_weight[i] * invec[i];
+ if (x->x_nonrepeat) sum *= (float)(log(e->e_age));
+ if (sum > bestsum)
+ {
+ bestsum = sum;
+ sum = 1;
+ bestindex = j;
+ }
+ }
+ if (bestindex >= 0)
+ {
+ for (j = 0; j < x->x_n; j++)
+ x->x_vec[j].e_age += 1.;
+ x->x_vec[bestindex].e_age = 1;
+ }
+ outlet_float(x->x_obj.ob_outlet, (float)bestindex);
+}
+
+static void choice_free(t_choice *x)
+{
+ freebytes(x->x_vec, x->x_n * sizeof(t_elem));
+}
+
+void choice_setup(void)
+{
+ choice_class = class_new(gensym("choice"), (t_newmethod)choice_new,
+ (t_method)choice_free, sizeof(t_choice), 0, A_DEFFLOAT, 0);
+ class_addmethod(choice_class, (t_method)choice_add, gensym("add"), A_GIMME, 0);
+ class_addmethod(choice_class, (t_method)choice_clear, gensym("clear"), 0);
+ class_addmethod(choice_class, (t_method)choice_print, gensym("print"), 0);
+ class_addlist(choice_class, choice_list);
+}
diff --git a/pd/extra/choice/makefile b/pd/extra/choice/makefile
new file mode 100644
index 00000000..61866ffc
--- /dev/null
+++ b/pd/extra/choice/makefile
@@ -0,0 +1,94 @@
+NAME=choice
+CSYM=choice
+
+current: pd_linux
+
+# ----------------------- NT -----------------------
+
+pd_nt: $(NAME).dll
+
+.SUFFIXES: .dll
+
+PDNTCFLAGS = /W3 /WX /DNT /DPD /nologo
+VC="C:\Program Files\Microsoft Visual Studio\Vc98"
+
+PDNTINCLUDE = /I. /I\tcl\include /I\ftp\pd\src /I$(VC)\include
+
+PDNTLDIR = $(VC)\lib
+PDNTLIB = $(PDNTLDIR)\libc.lib \
+ $(PDNTLDIR)\oldnames.lib \
+ $(PDNTLDIR)\kernel32.lib \
+ \ftp\pd\bin\pd.lib
+
+.c.dll:
+ cl $(PDNTCFLAGS) $(PDNTINCLUDE) /c $*.c
+ link /dll /export:$(CSYM)_setup $*.obj $(PDNTLIB)
+
+# ----------------------- IRIX 5.x -----------------------
+
+pd_irix5: $(NAME).pd_irix5
+
+.SUFFIXES: .pd_irix5
+
+SGICFLAGS5 = -o32 -DPD -DUNIX -DIRIX -O2
+
+SGIINCLUDE = -I../../src
+
+.c.pd_irix5:
+ cc $(SGICFLAGS5) $(SGIINCLUDE) -o $*.o -c $*.c
+ ld -elf -shared -rdata_shared -o $*.pd_irix5 $*.o
+ rm $*.o
+
+# ----------------------- IRIX 6.x -----------------------
+
+pd_irix6: $(NAME).pd_irix6
+
+.SUFFIXES: .pd_irix6
+
+SGICFLAGS6 = -n32 -DPD -DUNIX -DIRIX -DN32 -woff 1080,1064,1185 \
+ -OPT:roundoff=3 -OPT:IEEE_arithmetic=3 -OPT:cray_ivdep=true \
+ -Ofast=ip32
+
+.c.pd_irix6:
+ cc $(SGICFLAGS6) $(SGIINCLUDE) -o $*.o -c $*.c
+ ld -n32 -IPA -shared -rdata_shared -o $*.pd_irix6 $*.o
+ rm $*.o
+
+# ----------------------- LINUX i386 -----------------------
+
+pd_linux: $(NAME).pd_linux
+
+.SUFFIXES: .pd_linux
+
+LINUXCFLAGS = -DPD -O2 -funroll-loops -fomit-frame-pointer \
+ -Wall -W -Wshadow -Wstrict-prototypes -Werror \
+ -Wno-unused -Wno-parentheses -Wno-switch
+
+LINUXINCLUDE = -I../../src
+
+.c.pd_linux:
+ cc $(LINUXCFLAGS) $(LINUXINCLUDE) -o $*.o -c $*.c
+ ld -export_dynamic -shared -o $*.pd_linux $*.o -lc -lm
+ strip --strip-unneeded $*.pd_linux
+ rm -f $*.o ../$*.pd_linux
+ ln -s $*/$*.pd_linux ..
+
+# ----------------------- Mac OSX -----------------------
+
+pd_darwin: $(NAME).pd_darwin
+
+.SUFFIXES: .pd_darwin
+
+DARWINCFLAGS = -DPD -O2 -Wall -W -Wshadow -Wstrict-prototypes \
+ -Wno-unused -Wno-parentheses -Wno-switch
+
+.c.pd_darwin:
+ cc $(DARWINCFLAGS) $(LINUXINCLUDE) -o $*.o -c $*.c
+ cc -bundle -undefined suppress -flat_namespace -o $*.pd_darwin $*.o
+ rm -f $*.o ../$*.pd_darwin
+ ln -s $*/$*.pd_darwin ..
+
+# ----------------------------------------------------------
+
+clean:
+ rm -f *.o *.pd_* so_locations
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