aboutsummaryrefslogtreecommitdiff
path: root/pmpd_various.c
blob: 9b6a6abd88ea9d05d95ae649023a2a4d546d3451 (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
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
void pmpd_infosL(t_pmpd *x)
{
    int i;
    post("list of %d mass", x->nb_mass);
    post("number, Id, mobile, mass, Damping, position, speed, forces");
    for(i=0; i < x->nb_mass; i++)
    {
        post("masse %i: %s, %d, %f, %f, %f, %f, %f",i, x->mass[i].Id->s_name, x->mass[i].mobile, 1/x->mass[i].invM, x->mass[i].D2, x->mass[i].posX, x->mass[i].speedX, x->mass[i].forceX );
    }

    post("list of %d link", x->nb_link);
    post("number, Id, mass1, mass2, K, D, Pow, L, Lmin, Lmax");
    for(i=0; i < x->nb_link; i++)
    {
        switch(x->link[i].lType)
        {
        case 0 :
            post("link %i: %s, %i, %i, %i, %f, %f, %f, %f, %f, %f", i, x->link[i].Id->s_name, x->link[i].active, x->link[i].mass1->num, x->link[i].mass2->num, x->link[i].K, x->link[i].D, x->link[i].Pow, x->link[i].L, x->link[i].Lmin, x->link[i].Lmax);
            break;
        case 2 :
            post("tabLink %i: %s, %i, %i, %i, %f, %f, %s, %f, %s, %f", i, x->link[i].Id->s_name, x->link[i].active, x->link[i].mass1->num, x->link[i].mass2->num, x->link[i].K, x->link[i].D, x->link[i].arrayK->s_name, x->link[i].K_L, x->link[i].arrayD->s_name, x->link[i].D_L);
            break;
        }
    }
}

void pmpd_forceX(t_pmpd *x, t_symbol *s, int argc, t_atom *argv)
{
// add a force to a specific mass
    int tmp, i;
    t_garray *a;
    int npoints, n;
    t_word *vec;
    t_float K;
    
    if ( (argc == 2) && ( argv[0].a_type == A_FLOAT ) && ( argv[1].a_type == A_FLOAT ) )
    {
        tmp = atom_getfloatarg(0, argc, argv);
        tmp = max(0, min( x->nb_mass-1, tmp));
        x->mass[tmp].forceX += atom_getfloatarg(1, argc, argv);
    }
    else if ( (argc == 2) && ( argv[0].a_type == A_SYMBOL ) && ( argv[1].a_type == A_FLOAT ) )
    {
        for (i=0; i< x->nb_mass; i++)
        {
            if ( atom_getsymbolarg(0,argc,argv) == x->mass[i].Id)
            {
                x->mass[i].forceX += atom_getfloatarg(1, argc, argv);
            }
        }
    }
    else if ( (argc >= 2) && ( argv[0].a_type == A_SYMBOL ) && ( argv[1].a_type == A_SYMBOL ) )
    {
		K=1;
		if ((argc >= 3) && ( argv[2].a_type == A_FLOAT )) K=atom_getfloatarg(2, argc, argv);
		if (!(a = (t_garray *)pd_findbyclass(atom_getsymbolarg(1,argc,argv), garray_class)))
			pd_error(x, "%s: no such array", atom_getsymbolarg(1,argc,argv)->s_name);
		else if (!garray_getfloatwords(a, &npoints, &vec))
			pd_error(x, "%s: bad template for tabLink", atom_getsymbolarg(1,argc,argv)->s_name);
		else
		{
			n=0;
			for (i=0; i < x->nb_mass; i++)
			{
				if ( atom_getsymbolarg(0,argc,argv) == x->mass[i].Id)
				{
					x->mass[i].forceX += K*vec[n].w_float;
					n++;
					if (n >= npoints) break;
				}
			}
		}
	}
}

void pmpd_minX(t_pmpd *x, t_float min)
{
    x->minX = min;
}

void pmpd_maxX(t_pmpd *x, t_float max)
{
    x->maxX = max;
}

void pmpd_addPosX(t_pmpd *x, t_symbol *s, int argc, t_atom *argv)
{
    int tmp, i;

    if ( (argc == 2) && ( argv[0].a_type == A_FLOAT ) && ( argv[1].a_type == A_FLOAT ) )
    {
        tmp = atom_getfloatarg(0, argc, argv);
        tmp = max(0, min( x->nb_mass-1, tmp));
        x->mass[tmp].posX += atom_getfloatarg(1, argc, argv);
    }
    if ( (argc == 2) && ( argv[0].a_type == A_SYMBOL ) && ( argv[1].a_type == A_FLOAT ) )
    {
        for (i=0; i< x->nb_mass; i++)
        {
            if ( atom_getsymbolarg(0,argc,argv) == x->mass[i].Id)
            {
                x->mass[i].posX += atom_getfloatarg(1, argc, argv);
            }
        }
    }
}

//----------------------------------------------

void pmpd_grabMass(t_pmpd *x, t_float posX, t_float grab)
{
    t_float dist, tmp;
    t_int i;
    
    if (grab == 0)
        x->grab=0;
    if ((x->grab == 0)&(grab == 1)&(x->nb_mass > 0))
    {
        x->grab=1;
        x->grab_nb= 0;
        dist = x->mass[0].posX - posX;
        for (i=1; i<x->nb_mass; i++)
        {
            tmp = x->mass[i].posX - posX;
            if (tmp < dist)
            {
                dist = tmp;
                x->grab_nb= i;
            }
        }
    }
    if (x->grab == 1)
    {
        x->mass[x->grab_nb].posX = posX;
    }
}

void pmpd_closestMass(t_pmpd *x, t_symbol *s, int argc, t_atom *argv)
{
    t_float dist, tmp;
    t_int i;
    t_atom std_out[2];
    t_float posX;
    posX = atom_getfloatarg(0, argc, argv);
    
    if ( (argc == 2)  && (argv[1].a_type == A_SYMBOL) )
    {
        //t_symbol *mass_name = atom_getsymbolarg(2, argc, argv);
        if ((x->nb_mass > 0))
        {
            dist = 1000000000;//sqr(x->mass[0].posX - posX) + sqr(x->mass[0].posY - posY);
            for (i=0; i<x->nb_mass; i++)
            {
                if (atom_getsymbolarg(1,argc,argv) == x->mass[i].Id)
                {
                    tmp = x->mass[i].posX - posX;
                    if (tmp < dist)
                    {
                        dist = tmp;
                        x->grab_nb= i;
                    }
                }
            }
        }
    }
    else {
        if ((x->nb_mass > 0))
        {
            x->grab_nb= 0;
            dist = x->mass[0].posX - posX;
            for (i=1; i<x->nb_mass; i++)
            {
                tmp = x->mass[i].posX - posX;
                if (tmp < dist)
                {
                    dist = tmp;
                    x->grab_nb= i;
                }
            }
        }
    }

    SETFLOAT(&(std_out[0]),x->grab_nb);
    SETFLOAT(&(std_out[1]), x->mass[x->grab_nb].posX);
    outlet_anything(x->main_outlet, gensym("closestMass"),2,std_out);
}

void pmpd_massDistances_f_f(t_pmpd *x, t_int i, t_int j)
{
	t_float dist;
	t_atom to_out[3];

	dist = x->mass[i].posX - x->mass[j].posX;

	SETFLOAT(&(to_out[0]), i);
	SETFLOAT(&(to_out[1]), j);
	SETFLOAT(&(to_out[2]), dist);
	outlet_anything(x->main_outlet, gensym("distance"), 3, to_out);
}

void pmpd_massDistances(t_pmpd *x, t_symbol *s, int argc, t_atom *argv)
{
	t_int i,j;

	if ( (argc == 2) && (argv[0].a_type == A_FLOAT) && (argv[1].a_type == A_FLOAT) )
	{
		pmpd_massDistances_f_f(x, atom_getfloatarg(0, argc, argv), atom_getfloatarg(1, argc, argv));
	}
	else if ( (argc == 2) && (argv[0].a_type == A_FLOAT) && (argv[1].a_type == A_SYMBOL) )
	{
		for (i=0; i < x->nb_mass; i++)
		{
			if ( atom_getsymbolarg(1,argc,argv) == x->mass[i].Id)
			{
				pmpd_massDistances_f_f(x, atom_getfloatarg(0, argc, argv), i);
			}
		}
	}
	else if ( (argc == 2) && (argv[0].a_type == A_SYMBOL) && (argv[1].a_type == A_FLOAT) )
	{
		for (i=0; i < x->nb_mass; i++)
		{
			if ( (atom_getsymbolarg(0,argc,argv) == x->mass[i].Id) )
			{
				pmpd_massDistances_f_f(x, atom_getfloatarg(1, argc, argv), i);
			}
		}
	}
	else if ( (argc == 2) && (argv[0].a_type == A_SYMBOL) && (argv[1].a_type == A_SYMBOL) )
	{
		for (i=0; i < x->nb_mass; i++)
		{
			if ( atom_getsymbolarg(0,argc,argv) == x->mass[i].Id)
			{
				for (j=i+1; j < x->nb_mass; j++)
				{
					if ( atom_getsymbolarg(1,argc,argv) == x->mass[j].Id)
					{
						pmpd_massDistances_f_f(x,i, j);
					}
				}
			}
		}
	}
	else if (argc == 0)
	{
		for (i=0; i < x->nb_mass; i++)
		{
			for (j=i+1; j < x->nb_mass; j++)
			{
				pmpd_massDistances_f_f(x,i, j);
			}
		}
	}
	else if ((argc == 1) && (argv[0].a_type == A_SYMBOL) )
	{
		for (i=0; i < x->nb_mass; i++)
		{
			if ( atom_getsymbolarg(0,argc,argv) == x->mass[i].Id)
			{
				for (j=i+1; j < x->nb_mass; j++)
				{
					pmpd_massDistances_f_f(x,i, j);
				}
			}
		}
	}
	else if ( (argc == 1) && (argv[0].a_type == A_FLOAT) )
	{
		for (i=0; i < x->nb_mass; i++)
		{
			pmpd_massDistances_f_f(x, atom_getfloatarg(0, argc, argv), i);
		}
	}
}

int bulle_order(t_int *listIndex, t_float *listDistance, t_int index)
{
    t_int tmpI;
    t_float tmpD;
    
    if ( listDistance[index] < listDistance[index+1] )
    {
        tmpD =  listDistance[index];
        tmpI =  listIndex[index];
        listDistance[index] = listDistance[index+1];
        listIndex[index] = listIndex[index+1];
        listDistance[index+1] = tmpD;
        listIndex[index+1]= tmpI;
        return(1);
    }
    return(0);
}

void pmpd_closestMassN(t_pmpd *x, t_symbol *s, int argc, t_atom *argv)
{
	t_float dist;
	t_int i, j, nbout, list_index[x->nb_mass];
    t_float list_distance[x->nb_mass];
	t_atom std_out[x->nb_mass * 2];
	t_float posX;

	if ( (argc >= 1)  && (argv[0].a_type == A_FLOAT) )
        nbout = atom_getfloatarg(0, argc, argv);
    else
        nbout = 1;
    nbout = max(nbout,0);
    nbout = min(nbout,x->nb_mass);

	if ( (argc >= 2)  && (argv[1].a_type == A_FLOAT) )
        posX = atom_getfloatarg(1, argc, argv);
    else
        posX = 0;

    for (i=0; i < nbout; i++) // on remplie avec les premiere données disponible
    {
        list_index[i] = i;
        list_distance[i] = x->mass[i].posX - posX ;
    }

    for (i=1; i < nbout; i++) //trie a bulle pour ordoner cela
    {
        for (j=0; j < nbout-i; j++)
        {
            bulle_order(list_index, list_distance, j);
        } 
    }
  
    for (i = nbout; i< x->nb_mass; i++) // on test le reste des masses
    {
        dist = x->mass[i].posX - posX;
        if (dist < list_distance[0]) // cette mass doit rentrer dans la liste
        {
            list_index[0] = i;
            list_distance[0] = dist;
            j = 0;
            while ( (j<nbout-1) && bulle_order(list_index, list_distance, j) ) // on reordone la liste
            {
                j++;
            }
        }
    }
  
    for (i=0; i<nbout; i++)
    {
        SETFLOAT(&(std_out[2*i]), list_index[nbout-1-i]);
        SETFLOAT(&(std_out[2*i+1]), list_distance[nbout-1-i]);        
    }

	outlet_anything(x->main_outlet, gensym("closestMassN"),2*nbout,std_out);
}


/*
void pmpd_forcesXT(t_pmpd *x, t_symbol *s, int argc, t_atom *argv)
{
// add forces to masses. forces comes from a table, masse can be filter on ther Id or not

	t_int i, j;
	t_garray *a;
	int npoints;
	t_word *vec;
	t_symbol *array;

	if ( ( argc > 0 ) && (argv[0].a_type == A_SYMBOL ))
	{
		array = atom_getsymbolarg(0,argc,argv);
		if (!(a = (t_garray *)pd_findbyclass(array, garray_class)))
			pd_error(x, "%s: no such array", array->s_name);
		else if (!garray_getfloatwords(a, &npoints, &vec))
			pd_error(x, "%s: bad template for tabLink", array->s_name);
		else
		{
			if ( argc == 1 )  // apply forces on all masses
			{
				j = min(x->nb_mass, npoints);
				for (i=0; i< j; i++)
				{
					x->mass[i].forceX += vec[i].w_float;
				}
			}
			else if (( argc > 1 ) && ( argv[1].a_type == A_SYMBOL ))
			{
				i=0;
				j=0;

				while ( (i < x->nb_mass) && (j < npoints) )
				{
					if ( atom_getsymbolarg(1,argc,argv) == x->mass[i].Id)
					{
						x->mass[i].forceX += vec[j].w_float;
						j++;
					}
					i++;
				}
			}
		}
	}
}
*/