aboutsummaryrefslogtreecommitdiff
path: root/src/spec2_tabreceive~.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/spec2_tabreceive~.c')
-rw-r--r--src/spec2_tabreceive~.c147
1 files changed, 147 insertions, 0 deletions
diff --git a/src/spec2_tabreceive~.c b/src/spec2_tabreceive~.c
new file mode 100644
index 0000000..0314886
--- /dev/null
+++ b/src/spec2_tabreceive~.c
@@ -0,0 +1,147 @@
+/* For information on usage and redistribution, and for a DISCLAIMER OF ALL
+* WARRANTIES, see the file, "LICENSE.txt," in this distribution.
+
+iem_spec2 written by Thomas Musil (c) IEM KUG Graz Austria 2002 - 2006 */
+
+#include "m_pd.h"
+#include "iemlib.h"
+
+/* ------------------------ spec2_tabreceive_tilde~ ------------------------- */
+
+static t_class *spec2_tabreceive_tilde_class;
+
+typedef struct _spec2_tabreceive_tilde
+{
+ t_object x_obj;
+ t_float *x_vec;
+ t_symbol *x_arrayname;
+} t_spec2_tabreceive_tilde;
+
+static void spec2_tabreceive_tilde_symbol(t_spec2_tabreceive_tilde *x, t_symbol *s)
+{
+ x->x_arrayname = s;
+}
+
+static t_int *spec2_tabreceive_tilde_perform(t_int *w)
+{
+ t_spec2_tabreceive_tilde *x = (t_spec2_tabreceive_tilde *)(w[1]);
+ t_float *out = (t_float *)(w[2]);
+ int n = w[3]+1;
+ t_float *vec = x->x_vec;
+
+ if(vec)
+ while(n--)
+ *out++ = *vec++;
+ else
+ while(n--)
+ *out++ = 0.0f;
+ return(w+4);
+}
+
+static t_int *spec2_tabreceive_tilde_perf16(t_int *w)
+{
+ t_spec2_tabreceive_tilde *x = (t_spec2_tabreceive_tilde *)(w[1]);
+ t_float *out = (t_float *)(w[2]);
+ int n = w[3];
+ t_float *vec = x->x_vec;
+
+ if(vec)
+ {
+ while(n)
+ {
+ out[0] = vec[0];
+ out[1] = vec[1];
+ out[2] = vec[2];
+ out[3] = vec[3];
+ out[4] = vec[4];
+ out[5] = vec[5];
+ out[6] = vec[6];
+ out[7] = vec[7];
+ out[8] = vec[8];
+ out[9] = vec[9];
+ out[10] = vec[10];
+ out[11] = vec[11];
+ out[12] = vec[12];
+ out[13] = vec[13];
+ out[14] = vec[14];
+ out[15] = vec[15];
+
+ vec += 16;
+ out += 16;
+ n -= 16;
+ }
+ out[0] = vec[0];
+ }
+ else
+ {
+ while(n)
+ {
+ out[0] = 0.0f;
+ out[1] = 0.0f;
+ out[2] = 0.0f;
+ out[3] = 0.0f;
+ out[4] = 0.0f;
+ out[5] = 0.0f;
+ out[6] = 0.0f;
+ out[7] = 0.0f;
+ out[8] = 0.0f;
+ out[9] = 0.0f;
+ out[10] = 0.0f;
+ out[11] = 0.0f;
+ out[12] = 0.0f;
+ out[13] = 0.0f;
+ out[14] = 0.0f;
+ out[15] = 0.0f;
+
+ out += 16;
+ n -= 16;
+ }
+ out[0] = 0.0f;
+ }
+
+ return(w+4);
+}
+
+static void spec2_tabreceive_tilde_dsp(t_spec2_tabreceive_tilde *x, t_signal **sp)
+{
+ t_garray *a;
+ int vecsize;
+
+ if(!(a = (t_garray *)pd_findbyclass(x->x_arrayname, garray_class)))
+ {
+ if(*x->x_arrayname->s_name)
+ error("spec2_tabreceive~: %s: no such array", x->x_arrayname->s_name);
+ }
+ else if(!garray_getfloatarray(a, &vecsize, &x->x_vec))
+ error("%s: bad template for spec2_tabreceive~", x->x_arrayname->s_name);
+ else
+ {
+ int n = sp[0]->s_n;
+
+ if(n < vecsize)
+ vecsize = n;
+ vecsize /= 2;
+ if(vecsize&15)
+ dsp_add(spec2_tabreceive_tilde_perform, 3, x, sp[0]->s_vec, vecsize);
+ else
+ dsp_add(spec2_tabreceive_tilde_perf16, 3, x, sp[0]->s_vec, vecsize);
+ }
+}
+
+static void *spec2_tabreceive_tilde_new(t_symbol *s)
+{
+ t_spec2_tabreceive_tilde *x = (t_spec2_tabreceive_tilde *)pd_new(spec2_tabreceive_tilde_class);
+
+ x->x_arrayname = s;
+ outlet_new(&x->x_obj, &s_signal);
+ return (x);
+}
+
+void spec2_tabreceive_tilde_setup(void)
+{
+ spec2_tabreceive_tilde_class = class_new(gensym("spec2_tabreceive~"), (t_newmethod)spec2_tabreceive_tilde_new,
+ 0, sizeof(t_spec2_tabreceive_tilde), 0, A_DEFSYM, 0);
+ class_addmethod(spec2_tabreceive_tilde_class, (t_method)spec2_tabreceive_tilde_dsp, gensym("dsp"), 0);
+ class_addsymbol(spec2_tabreceive_tilde_class, (t_method)spec2_tabreceive_tilde_symbol);
+ class_sethelpsymbol(spec2_tabreceive_tilde_class, gensym("iemhelp/spec2_tabreceive~-help"));
+}