diff options
Diffstat (limited to 'block_delay~')
| -rw-r--r-- | block_delay~/block_delay~.c | 99 | ||||
| -rw-r--r-- | block_delay~/makefile | 94 |
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 |