aboutsummaryrefslogtreecommitdiff
path: root/src/0x3c0x7e.c
blob: 26cfcc953e8f54267e928c2b0cb11cfa60c3a936 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
/******************************************************
 *
 * zexy - implementation file
 *
 * copyleft (c) IOhannes m zmölnig
 *
 *   1999:forum::für::umläute:2004
 *
 *   institute of electronic music and acoustics (iem)
 *
 ******************************************************
 *
 * license: GNU General Public License v.2
 *
 ******************************************************/

/*
	finally :: some of the missing binops for signals :: <~

	1302:forum::für::umläute:2000
*/

#include "zexy.h"

/* ------------------------ relational~ ----------------------------- */


/* ----------------------------- lt_tilde ----------------------------- */
static t_class *lt_tilde_class, *scalarlt_tilde_class;

typedef struct _lt_tilde
{
  t_object x_obj;
  float x_f;
} t_lt_tilde;

typedef struct _scalarlt_tilde
{
  t_object x_obj;
  float x_f;
  t_float x_g;    	    /* inlet value */
} t_scalarlt_tilde;

static void *lt_tilde_new(t_symbol *s, int argc, t_atom *argv)
{
  ZEXY_USEVAR(s);
  if (argc > 1) post("<~: extra arguments ignored");
  if (argc) 
    {
      t_scalarlt_tilde *x = (t_scalarlt_tilde *)pd_new(scalarlt_tilde_class);
      floatinlet_new(&x->x_obj, &x->x_g);
      x->x_g = atom_getfloatarg(0, argc, argv);
      outlet_new(&x->x_obj, &s_signal);
      x->x_f = 0;
      return (x);
    }
  else
    {
      t_lt_tilde *x = (t_lt_tilde *)pd_new(lt_tilde_class);
      inlet_new(&x->x_obj, &x->x_obj.ob_pd, &s_signal, &s_signal);
      outlet_new(&x->x_obj, &s_signal);
      x->x_f = 0;
      return (x);
    }
}

static t_int *lt_tilde_perform(t_int *w)
{
  t_float *in1 = (t_float *)(w[1]);
  t_float *in2 = (t_float *)(w[2]);
  t_float *out = (t_float *)(w[3]);
  int n = (int)(w[4]);
  while (n--) *out++ = *in1++ < *in2++; 
  return (w+5);
}

static t_int *lt_tilde_perf8(t_int *w)
{
  t_float *in1 = (t_float *)(w[1]);
  t_float *in2 = (t_float *)(w[2]);
  t_float *out = (t_float *)(w[3]);
  int n = (int)(w[4]);
  for (; n; n -= 8, in1 += 8, in2 += 8, out += 8)
    {
      float f0 = in1[0], f1 = in1[1], f2 = in1[2], f3 = in1[3];
      float f4 = in1[4], f5 = in1[5], f6 = in1[6], f7 = in1[7];
      
      float g0 = in2[0], g1 = in2[1], g2 = in2[2], g3 = in2[3];
      float g4 = in2[4], g5 = in2[5], g6 = in2[6], g7 = in2[7];
      
      out[0] = f0 < g0; out[1] = f1 < g1; out[2] = f2 < g2; out[3] = f3 < g3;
      out[4] = f4 < g4; out[5] = f5 < g5; out[6] = f6 < g6; out[7] = f7 < g7;
    }
  return (w+5);
}

static t_int *scalarlt_tilde_perform(t_int *w)
{
  t_float *in = (t_float *)(w[1]);
  t_float f = *(t_float *)(w[2]);
  t_float *out = (t_float *)(w[3]);
  int n = (int)(w[4]);
  while (n--) *out++ = *in++ < f; 
  return (w+5);
}

static t_int *scalarlt_tilde_perf8(t_int *w)
{
  t_float *in = (t_float *)(w[1]);
  t_float g = *(t_float *)(w[2]);
  t_float *out = (t_float *)(w[3]);
  int n = (int)(w[4]);
  for (; n; n -= 8, in += 8, out += 8)
    {
      float f0 = in[0], f1 = in[1], f2 = in[2], f3 = in[3];
      float f4 = in[4], f5 = in[5], f6 = in[6], f7 = in[7];
      
      out[0] = f0 < g; out[1] = f1 < g; out[2] = f2 < g; out[3] = f3 < g;
      out[4] = f4 < g; out[5] = f5 < g; out[6] = f6 < g; out[7] = f7 < g;
    }
  return (w+5);
}
#ifdef __SSE__
static t_int *lt_tilde_performSSE(t_int *w)
{
  __m128 *in1 = (__m128 *)(w[1]);
  __m128 *in2 = (__m128 *)(w[2]);
  __m128 *out = (__m128 *)(w[3]);
  int n = (int)(w[4])>>4;
  const __m128 one    = _mm_set1_ps(1.f);

  while (n--) {
    __m128 xmm0, xmm1;
    xmm0   = _mm_cmplt_ps(in1[0], in2[0]);
    out[0] = _mm_and_ps  (xmm0 , one);

    xmm1   = _mm_cmplt_ps(in1[1], in2[1]);
    out[1] = _mm_and_ps  (xmm1 , one);

    xmm0   = _mm_cmplt_ps(in1[2], in2[2]);
    out[2] = _mm_and_ps  (xmm0 , one);

    xmm1   = _mm_cmplt_ps(in1[3], in2[3]);
    out[3] = _mm_and_ps  (xmm1 , one);

    in1+=4;
    in2+=4;
    out+=4;
  }  

  return (w+5);
}
static t_int *scalarlt_tilde_performSSE(t_int *w)
{
  __m128 *in = (__m128 *)(w[1]);
  __m128 *out = (__m128 *)(w[3]);
  t_float f = *(t_float *)(w[2]);
  __m128 scalar = _mm_set1_ps(f);
  int n = (int)(w[4])>>4;
  const __m128 one    = _mm_set1_ps(1.f);

  while (n--) {
    __m128 xmm0, xmm1;
    xmm0   = _mm_cmplt_ps (in[0], scalar);
    out[0] = _mm_and_ps   (xmm0,  one);

    xmm1   = _mm_cmplt_ps (in[1], scalar);
    out[1] = _mm_and_ps   (xmm1,  one);

    xmm0   = _mm_cmplt_ps (in[2], scalar);
    out[2] = _mm_and_ps   (xmm0,  one);

    xmm1   = _mm_cmplt_ps (in[3], scalar);
    out[3] = _mm_and_ps   (xmm1,  one);

    in +=4;
    out+=4;
  }
  return (w+5);
}
#endif /* __SSE__ */

static void lt_tilde_dsp(t_lt_tilde *x, t_signal **sp)
{
  t_sample*in1=sp[0]->s_vec;
  t_sample*in2=sp[1]->s_vec;
  t_sample*out=sp[2]->s_vec;

  int n=sp[0]->s_n;
  ZEXY_USEVAR(x);
#ifdef __SSE__
  if(
     Z_SIMD_CHKBLOCKSIZE(n)&&
     Z_SIMD_CHKALIGN(in1)&&
     Z_SIMD_CHKALIGN(in2)&&
     Z_SIMD_CHKALIGN(out)
     )
    {
      post("SIMD");
      dsp_add(lt_tilde_performSSE, 4, in1, in2, out, n);
    } else
#endif
  if(n&7)
    dsp_add(lt_tilde_perform, 4, in1, in2, out, n);
  else	
    dsp_add(lt_tilde_perf8, 4, in1, in2, out, n);
}

static void scalarlt_tilde_dsp(t_scalarlt_tilde *x, t_signal **sp)
{
  t_sample*in =sp[0]->s_vec;
  t_sample*out=sp[1]->s_vec;
  int n       =sp[0]->s_n;

#ifdef __SSE__
  if(
     Z_SIMD_CHKBLOCKSIZE(n)&&
     Z_SIMD_CHKALIGN(in)&&
     Z_SIMD_CHKALIGN(out)
     )
    {
      post("SIMD");
      dsp_add(scalarlt_tilde_performSSE, 4, in, &x->x_g, out, n);
    } else
#endif
  if (n&7)
    dsp_add(scalarlt_tilde_perform, 4, in, &x->x_g, out, n);
  else	
    dsp_add(scalarlt_tilde_perf8, 4, in, &x->x_g, out, n);
}
static void lt_tilde_help(t_object*x)
{
  post("\n%c <~\t\t:: compare 2 signals", HEARTSYMBOL);
}

void setup_0x3c0x7e(void)
{
  lt_tilde_class = class_new(gensym("<~"), (t_newmethod)lt_tilde_new, 0,
			    sizeof(t_lt_tilde), 0, A_GIMME, 0);
  class_addmethod(lt_tilde_class, (t_method)lt_tilde_dsp, gensym("dsp"), 0);
  CLASS_MAINSIGNALIN(lt_tilde_class, t_lt_tilde, x_f);
  class_addmethod  (lt_tilde_class, (t_method)lt_tilde_help, gensym("help"), A_NULL);
  class_sethelpsymbol(lt_tilde_class, gensym("zexy/sigbinops+"));

  scalarlt_tilde_class = class_new(gensym("<~"), 0, 0,
				  sizeof(t_scalarlt_tilde), 0, 0);
  CLASS_MAINSIGNALIN(scalarlt_tilde_class, t_scalarlt_tilde, x_f);
  class_addmethod(scalarlt_tilde_class, (t_method)scalarlt_tilde_dsp, gensym("dsp"),
		  0);
  class_addmethod  (lt_tilde_class, (t_method)lt_tilde_help, gensym("help"), A_NULL);
  class_sethelpsymbol(scalarlt_tilde_class, gensym("zexy/sigbinops+"));
  zexy_register("<~");
}