importing source

svn path=/trunk/externals/tb/; revision=3248

2 files changed, 193 insertions, 0 deletions

diff --git a/block_delay~/block_delay~.c b/block_delay~/block_delay~.c
new file mode 100644
index 0000000..f5cfa4c
--- /dev/null
+++ b/block_delay~/block_delay~.c
@@ -0,0 +1,99 @@
+/* this external is based on nop~ which was part of zexy-1.x, see the copyright notice below: 
+
+ * ZEXY is published under the GNU GeneralPublicLicense, that must be shipped with ZEXY.
+ * if you are using Debian GNU/linux, the GNU-GPL can be found under /usr/share/common-licenses/GPL
+ * if you still haven't found a copy of the GNU-GPL, have a look at http://www.gnu.org
+ *
+ * "pure data" has it's own license, that comes shipped with "pure data".
+ *
+ * there are ABSOLUTELY NO WARRANTIES for anything
+
+ it does absolutely the same as z~ 64, but since it uses simd instructions, it's faster.
+*/
+
+
+
+/* ------------------------ block_delay~ ----------------------------- */
+/* this will pass trough the signal unchanged except for a delay of 1 block */
+
+#include "m_pd.h"
+
+static t_class *block_delay_tilde_class;
+
+typedef struct _block_delay
+{
+	t_object x_obj;
+	t_float *buf;
+	int n;
+	int toggle;
+} t_block_delay;
+
+
+static t_int *block_delay_tilde_perfsimd(t_int *w)
+{
+	t_float *in  = (t_float *)w[1];
+	t_float *out = (t_float *)w[2];
+	t_block_delay *x = (t_block_delay *)w[3];
+	int n = x->n;
+	t_float *rp = x->buf + n * x->toggle, *wp = x->buf + n * (x->toggle ^= 1);
+
+	copyvec_simd(wp, in, n);
+	copyvec_simd(out, rp, n);
+
+	return (w+4);
+}
+
+static t_int *block_delay_tilde_perform(t_int *w)
+{
+	t_float *in  = (t_float *)w[1];
+	t_float *out = (t_float *)w[2];
+	t_block_delay *x = (t_block_delay *)w[3];
+	int n = x->n;
+	t_float *rp = x->buf + n * x->toggle, *wp = x->buf + n * (x->toggle ^= 1);
+
+	while (n--)	{
+		*wp++ = *in++;
+		*out++ = *rp++;
+	}
+
+	return (w+4);
+}
+
+static void block_delay_tilde_dsp(t_block_delay *x, t_signal **sp)
+{
+	if (x->n != sp[0]->s_n)
+	{
+		if (x->n)
+			freealignedbytes(x->buf, x->n * 2 * sizeof(t_float));
+		x->buf = (t_float *)getalignedbytes(sizeof(t_float) * 2 * (x->n = sp[0]->s_n));
+	}
+	if (simd_check2(sp[0]->s_n, sp[0]->s_vec, sp[1]->s_vec))
+		dsp_add(block_delay_tilde_perfsimd, 3, sp[0]->s_vec, sp[1]->s_vec, x);
+	else
+		dsp_add(block_delay_tilde_perform, 3, sp[0]->s_vec, sp[1]->s_vec, x);
+}
+
+static void block_delay_tilde_free(t_block_delay *x)
+{
+	if (x->buf)
+		freealignedbytes(x->buf, x->n * sizeof(t_float));
+}
+
+
+static void *block_delay_tilde_new(void)
+{
+	t_block_delay *x = (t_block_delay *)pd_new(block_delay_tilde_class);
+	outlet_new(&x->x_obj, gensym("signal"));
+	x->toggle = 0;
+	x->n = 0;
+
+	return (x);
+}
+
+void block_delay_tilde_setup(void)
+{
+	block_delay_tilde_class = class_new(gensym("block_delay~"), (t_newmethod)block_delay_tilde_new, (t_method)block_delay_tilde_free,
+		sizeof(t_block_delay), 0, A_DEFFLOAT, 0);
+	class_addmethod(block_delay_tilde_class, nullfn, gensym("signal"), 0);
+	class_addmethod(block_delay_tilde_class, (t_method)block_delay_tilde_dsp, gensym("dsp"), 0);
+}
diff --git a/block_delay~/makefile b/block_delay~/makefile
new file mode 100644
index 0000000..d2d0d21
--- /dev/null
+++ b/block_delay~/makefile
@@ -0,0 +1,94 @@
+NAME=block_delay~
+CSYM=block_delay~
+
+current: pd_linux
+
+# ----------------------- NT -----------------------
+
+pd_nt: $(NAME).dll
+
+.SUFFIXES: .dll
+
+PDNTCFLAGS = /W3 /WX /DNT /DPD /nologo
+VC="C:\Program Files\Microsoft Visual Studio\Vc98"
+
+PDNTINCLUDE = /I. /I..\..\src /I$(VC)\include
+
+PDNTLDIR = $(VC)\lib
+PDNTLIB = $(PDNTLDIR)\libc.lib \
+	$(PDNTLDIR)\oldnames.lib \
+	$(PDNTLDIR)\kernel32.lib \
+	..\..\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 -O3 -fPIC -funroll-loops -fomit-frame-pointer \
+    -Wall -W -Wshadow -Wstrict-prototypes -Werror \
+    -Wno-unused -Wno-parentheses -Wno-switch
+
+LINUXINCLUDE =  -I../../../src
+
+LSTRIP = strip --strip-unneeded -R .note -R .comment
+
+.c.pd_linux:
+	cc $(LINUXCFLAGS) $(LINUXINCLUDE) -o $*.o -c $*.c
+	cc -Wl,-export_dynamic --shared -o $*.pd_linux $*.o -lm
+	$(LSTRIP) $*.pd_linux
+	rm -f $*.o
+
+# ----------------------- 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
+
+# ----------------------------------------------------------
+
+clean:
+	rm -f *.o *.pd_* so_locations