526b5580da
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@21070 a1c6a512-1295-4272-9138-f99709370657
61 lines
1.5 KiB
C
61 lines
1.5 KiB
C
#include <m_pd.h>
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#include <m_fixed.h>
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static t_class *tabreceive_class;
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typedef struct _tabreceive
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{
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t_object x_obj;
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t_sample *x_vec;
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t_symbol *x_arrayname;
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} t_tabreceive;
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static t_int *tabreceive_perform(t_int *w)
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{
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t_tabreceive *x = (t_tabreceive *)(w[1]);
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t_sample *out = (t_sample *)(w[2]);
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int n = w[3];
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t_sample *from = x->x_vec;
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if (from) while (n--) *out++ = *from++;
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else while (n--) *out++ = 0;
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return (w+4);
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}
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static void tabreceive_dsp(t_tabreceive *x, t_signal **sp)
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{
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t_garray *a;
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int vecsize;
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if (!(a = (t_garray *)pd_findbyclass(x->x_arrayname, garray_class)))
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{
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if (*x->x_arrayname->s_name)
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error("tabsend~: %s: no such array", x->x_arrayname->s_name);
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}
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else if (!garray_getfloatarray(a, &vecsize, &x->x_vec))
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error("%s: bad template for tabreceive~", x->x_arrayname->s_name);
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else
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{
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int n = sp[0]->s_n;
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if (n < vecsize) vecsize = n;
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garray_usedindsp(a);
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dsp_add(tabreceive_perform, 3, x, sp[0]->s_vec, vecsize);
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}
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}
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static void *tabreceive_new(t_symbol *s)
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{
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t_tabreceive *x = (t_tabreceive *)pd_new(tabreceive_class);
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x->x_arrayname = s;
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outlet_new(&x->x_obj, &s_signal);
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return (x);
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}
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void tabreceive_tilde_setup(void)
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{
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tabreceive_class = class_new(gensym("tabreceive~"),
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(t_newmethod)tabreceive_new, 0,
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sizeof(t_tabreceive), 0, A_DEFSYM, 0);
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class_addmethod(tabreceive_class, (t_method)tabreceive_dsp,
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gensym("dsp"), 0);
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}
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