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DPF with Max Gen
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DPF-Max-Gen/plugins/freeverb/gen_exported.cpp

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  1. #include "gen_exported.h"

  2. 

  3. namespace gen_exported {

  4. 

  5. 

  6. /*******************************************************************************************************************

  7. Copyright (c) 2012 Cycling '74

  8. 

  9. Permission is hereby granted, free of charge, to any person obtaining a copy of this software

  10. and associated documentation files (the "Software"), to deal in the Software without restriction,

  11. including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense,

  12. and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so,

  13. subject to the following conditions:

  14. 

  15. The above copyright notice and this permission notice shall be included in all copies

  16. or substantial portions of the Software.

  17. 

  18. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,

  19. INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.

  20. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,

  21. WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE

  22. OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

  23. *******************************************************************************************************************/

  24. 

  25. 

  26. // global noise generator

  27. Noise noise;

  28. static const int GENLIB_LOOPCOUNT_BAIL = 100000;

  29. 

  30. 

  31. // The State struct contains all the state and procedures for the gendsp kernel

  32. typedef struct State { 

  33. 	CommonState __commonstate;

  34. 	Delay m_delay_24;

  35. 	Delay m_delay_15;

  36. 	Delay m_delay_13;

  37. 	Delay m_delay_23;

  38. 	Delay m_delay_9;

  39. 	Delay m_delay_17;

  40. 	Delay m_delay_21;

  41. 	Delay m_delay_19;

  42. 	Delay m_delay_22;

  43. 	Delay m_delay_7;

  44. 	Delay m_delay_11;

  45. 	Delay m_delay_5;

  46. 	double m_history_6;

  47. 	double m_history_18;

  48. 	double m_fb_1;

  49. 	double m_history_20;

  50. 	double samplerate;

  51. 	double m_damp_2;

  52. 	double m_history_8;

  53. 	double m_history_16;

  54. 	double m_history_14;

  55. 	double m_fb_3;

  56. 	double m_history_12;

  57. 	double m_history_10;

  58. 	double m_spread_4;

  59. 	int vectorsize;

  60. 	int __exception;

  61. 	// re-initialize all member variables;

  62. 	inline void reset(double __sr, int __vs) { 

  63. 		__exception = 0;

  64. 		vectorsize = __vs;

  65. 		samplerate = __sr;

  66. 		m_fb_1 = 0.5;

  67. 		m_damp_2 = 0.5;

  68. 		m_fb_3 = 0.9;

  69. 		m_spread_4 = 0;

  70. 		m_delay_5.reset("m_delay_5", 2000);

  71. 		m_history_6 = 0;

  72. 		m_delay_7.reset("m_delay_7", 2000);

  73. 		m_history_8 = 0;

  74. 		m_delay_9.reset("m_delay_9", 2000);

  75. 		m_history_10 = 0;

  76. 		m_delay_11.reset("m_delay_11", 2000);

  77. 		m_history_12 = 0;

  78. 		m_delay_13.reset("m_delay_13", 2000);

  79. 		m_history_14 = 0;

  80. 		m_delay_15.reset("m_delay_15", 2000);

  81. 		m_history_16 = 0;

  82. 		m_delay_17.reset("m_delay_17", 2000);

  83. 		m_history_18 = 0;

  84. 		m_delay_19.reset("m_delay_19", 2000);

  85. 		m_history_20 = 0;

  86. 		m_delay_21.reset("m_delay_21", 2000);

  87. 		m_delay_22.reset("m_delay_22", 2000);

  88. 		m_delay_23.reset("m_delay_23", 2000);

  89. 		m_delay_24.reset("m_delay_24", 2000);

  90. 		genlib_reset_complete(this);

  91. 		

  92. 	};

  93. 	// the signal processing routine;

  94. 	inline int perform(t_sample ** __ins, t_sample ** __outs, int __n) { 

  95. 		vectorsize = __n;

  96. 		const t_sample * __in1 = __ins[0];

  97. 		t_sample * __out1 = __outs[0];

  98. 		if (__exception) { 

  99. 			return __exception;

  100. 			

  101. 		} else if (( (__in1 == 0) || (__out1 == 0) )) { 

  102. 			__exception = GENLIB_ERR_NULL_BUFFER;

  103. 			return __exception;

  104. 			

  105. 		};

  106. 		double mul_448 = (m_fb_1 * 0.5);

  107. 		double add_424 = (225 + m_spread_4);

  108. 		double add_431 = (341 + m_spread_4);

  109. 		double add_446 = (441 + m_spread_4);

  110. 		double add_417 = (556 + m_spread_4);

  111. 		double damp_327 = m_damp_2;

  112. 		double damp_326 = damp_327;

  113. 		double damp_328 = damp_327;

  114. 		double damp_329 = damp_327;

  115. 		double damp_330 = damp_327;

  116. 		double damp_331 = damp_327;

  117. 		double damp_332 = damp_327;

  118. 		double damp_333 = damp_327;

  119. 		double add_439 = (1557 + m_spread_4);

  120. 		double rsub_295 = (1 - damp_327);

  121. 		double add_438 = (1617 + m_spread_4);

  122. 		double rsub_466 = (1 - damp_326);

  123. 		double add_440 = (1491 + m_spread_4);

  124. 		double rsub_479 = (1 - damp_328);

  125. 		double add_441 = (1422 + m_spread_4);

  126. 		double rsub_484 = (1 - damp_329);

  127. 		double add_442 = (1356 + m_spread_4);

  128. 		double rsub_496 = (1 - damp_330);

  129. 		double add_443 = (1277 + m_spread_4);

  130. 		double rsub_508 = (1 - damp_331);

  131. 		double add_444 = (1188 + m_spread_4);

  132. 		double rsub_520 = (1 - damp_332);

  133. 		double add_445 = (1116 + m_spread_4);

  134. 		double rsub_532 = (1 - damp_333);

  135. 		// the main sample loop;

  136. 		while ((__n--)) { 

  137. 			const double in1 = (*(__in1++));

  138. 			double mul_459 = (in1 * 0.015);

  139. 			double tap_302 = m_delay_5.read_linear(add_439);

  140. 			double gen_410 = tap_302;

  141. 			double mul_300 = (tap_302 * damp_327);

  142. 			double mul_298 = (m_history_6 * rsub_295);

  143. 			double add_299 = (mul_300 + mul_298);

  144. 			double mul_296 = (add_299 * m_fb_3);

  145. 			double add_303 = (mul_459 + mul_296);

  146. 			double history_297_next_304 = add_299;

  147. 			double tap_469 = m_delay_7.read_linear(add_438);

  148. 			double gen_458 = tap_469;

  149. 			double mul_468 = (tap_469 * damp_326);

  150. 			double mul_465 = (m_history_8 * rsub_466);

  151. 			double add_464 = (mul_468 + mul_465);

  152. 			double mul_462 = (add_464 * m_fb_3);

  153. 			double add_463 = (mul_459 + mul_462);

  154. 			double history_297_next_461 = add_464;

  155. 			double tap_474 = m_delay_9.read_linear(add_440);

  156. 			double gen_399 = tap_474;

  157. 			double mul_480 = (tap_474 * damp_328);

  158. 			double mul_478 = (m_history_10 * rsub_479);

  159. 			double add_476 = (mul_480 + mul_478);

  160. 			double mul_473 = (add_476 * m_fb_3);

  161. 			double add_477 = (mul_459 + mul_473);

  162. 			double history_297_next_475 = add_476;

  163. 			double tap_489 = m_delay_11.read_linear(add_441);

  164. 			double gen_388 = tap_489;

  165. 			double mul_493 = (tap_489 * damp_329);

  166. 			double mul_487 = (m_history_12 * rsub_484);

  167. 			double add_492 = (mul_493 + mul_487);

  168. 			double mul_491 = (add_492 * m_fb_3);

  169. 			double add_490 = (mul_459 + mul_491);

  170. 			double history_297_next_485 = add_492;

  171. 			double tap_500 = m_delay_13.read_linear(add_442);

  172. 			double gen_377 = tap_500;

  173. 			double mul_501 = (tap_500 * damp_330);

  174. 			double mul_499 = (m_history_14 * rsub_496);

  175. 			double add_505 = (mul_501 + mul_499);

  176. 			double mul_504 = (add_505 * m_fb_3);

  177. 			double add_503 = (mul_459 + mul_504);

  178. 			double history_297_next_497 = add_505;

  179. 			double tap_512 = m_delay_15.read_linear(add_443);

  180. 			double gen_366 = tap_512;

  181. 			double mul_517 = (tap_512 * damp_331);

  182. 			double mul_511 = (m_history_16 * rsub_508);

  183. 			double add_516 = (mul_517 + mul_511);

  184. 			double mul_513 = (add_516 * m_fb_3);

  185. 			double add_514 = (mul_459 + mul_513);

  186. 			double history_297_next_509 = add_516;

  187. 			double tap_525 = m_delay_17.read_linear(add_444);

  188. 			double gen_355 = tap_525;

  189. 			double mul_521 = (tap_525 * damp_332);

  190. 			double mul_524 = (m_history_18 * rsub_520);

  191. 			double add_529 = (mul_521 + mul_524);

  192. 			double mul_526 = (add_529 * m_fb_3);

  193. 			double add_527 = (mul_459 + mul_526);

  194. 			double history_297_next_522 = add_529;

  195. 			double tap_537 = m_delay_19.read_linear(add_445);

  196. 			double gen_344 = tap_537;

  197. 			double mul_541 = (tap_537 * damp_333);

  198. 			double mul_536 = (m_history_20 * rsub_532);

  199. 			double add_538 = (mul_541 + mul_536);

  200. 			double mul_540 = (add_538 * m_fb_3);

  201. 			double add_534 = (mul_459 + mul_540);

  202. 			double history_297_next_533 = add_538;

  203. 			double add_447 = ((((((((gen_344 + gen_355) + gen_366) + gen_377) + gen_388) + gen_399) + gen_458) + gen_410) + 0);

  204. 			double tap_283 = m_delay_21.read_linear(add_417);

  205. 			double sub_279 = (add_447 - tap_283);

  206. 			double mul_281 = (tap_283 * mul_448);

  207. 			double add_280 = (add_447 + mul_281);

  208. 			double tap_548 = m_delay_22.read_linear(add_446);

  209. 			double sub_546 = (sub_279 - tap_548);

  210. 			double mul_547 = (tap_548 * mul_448);

  211. 			double add_544 = (sub_279 + mul_547);

  212. 			double tap_554 = m_delay_23.read_linear(add_431);

  213. 			double sub_552 = (sub_546 - tap_554);

  214. 			double mul_553 = (tap_554 * mul_448);

  215. 			double add_550 = (sub_546 + mul_553);

  216. 			double tap_560 = m_delay_24.read_linear(add_424);

  217. 			double sub_558 = (sub_552 - tap_560);

  218. 			double mul_559 = (tap_560 * mul_448);

  219. 			double add_556 = (sub_552 + mul_559);

  220. 			double out1 = sub_558;

  221. 			m_delay_5.write(add_303);

  222. 			m_delay_24.write(add_556);

  223. 			m_delay_23.write(add_550);

  224. 			m_delay_22.write(add_544);

  225. 			m_delay_21.write(add_280);

  226. 			m_history_20 = history_297_next_533;

  227. 			m_delay_19.write(add_534);

  228. 			m_history_18 = history_297_next_522;

  229. 			m_delay_17.write(add_527);

  230. 			m_history_16 = history_297_next_509;

  231. 			m_delay_15.write(add_514);

  232. 			m_history_14 = history_297_next_497;

  233. 			m_delay_13.write(add_503);

  234. 			m_history_12 = history_297_next_485;

  235. 			m_delay_11.write(add_490);

  236. 			m_history_10 = history_297_next_475;

  237. 			m_delay_9.write(add_477);

  238. 			m_history_8 = history_297_next_461;

  239. 			m_delay_7.write(add_463);

  240. 			m_history_6 = history_297_next_304;

  241. 			m_delay_5.step();

  242. 			m_delay_7.step();

  243. 			m_delay_9.step();

  244. 			m_delay_11.step();

  245. 			m_delay_13.step();

  246. 			m_delay_15.step();

  247. 			m_delay_17.step();

  248. 			m_delay_19.step();

  249. 			m_delay_21.step();

  250. 			m_delay_22.step();

  251. 			m_delay_23.step();

  252. 			m_delay_24.step();

  253. 			// assign results to output buffer;

  254. 			(*(__out1++)) = out1;

  255. 			

  256. 		};

  257. 		return __exception;

  258. 		

  259. 	};

  260. 	inline void set_fb2(double _value) {

  261. 		m_fb_1 = (_value < 0 ? 0 : (_value > 1 ? 1 : _value));

  262. 	};

  263. 	inline void set_damp(double _value) {

  264. 		m_damp_2 = (_value < 0 ? 0 : (_value > 1 ? 1 : _value));

  265. 	};

  266. 	inline void set_fb1(double _value) {

  267. 		m_fb_3 = (_value < 0 ? 0 : (_value > 1 ? 1 : _value));

  268. 	};

  269. 	inline void set_spread(double _value) {

  270. 		m_spread_4 = (_value < 0 ? 0 : (_value > 400 ? 400 : _value));

  271. 	};

  272. 	

  273. } State;

  274. 

  275. 

  276. /// 

  277. ///	Configuration for the genlib API

  278. ///

  279. 

  280. /// Number of signal inputs and outputs 

  281. 

  282. const int gen_kernel_numins = 1;

  283. const int gen_kernel_numouts = 1;

  284. 

  285. int num_inputs() { return gen_kernel_numins; }

  286. int num_outputs() { return gen_kernel_numouts; }

  287. int num_params() { return 4; }

  288. 

  289. /// Assistive lables for the signal inputs and outputs 

  290. 

  291. const char * gen_kernel_innames[] = { "in1" };

  292. const char * gen_kernel_outnames[] = { "out1" };

  293. 

  294. /// Invoke the signal process of a State object

  295. 

  296. int perform(CommonState *cself, t_sample **ins, long numins, t_sample **outs, long numouts, long n) { 

  297. 	State * self = (State *)cself;

  298. 	return self->perform(ins, outs, n);

  299. }

  300. 

  301. /// Reset all parameters and stateful operators of a State object

  302. 

  303. void reset(CommonState *cself) { 

  304. 	State * self = (State *)cself;

  305. 	self->reset(cself->sr, cself->vs); 

  306. }

  307. 

  308. /// Set a parameter of a State object 

  309. 

  310. void setparameter(CommonState *cself, long index, t_param value, void *ref) {

  311. 	State * self = (State *)cself;

  312. 	switch (index) {

  313. 		case 0: self->set_fb2(value); break;

  314. 		case 1: self->set_damp(value); break;

  315. 		case 2: self->set_fb1(value); break;

  316. 		case 3: self->set_spread(value); break;

  317. 		

  318. 		default: break;

  319. 	}

  320. }

  321. 

  322. /// Get the value of a parameter of a State object 

  323. 

  324. void getparameter(CommonState *cself, long index, t_param *value) {

  325. 	State *self = (State *)cself;

  326. 	switch (index) {

  327. 		case 0: *value = self->m_fb_1; break;

  328. 		case 1: *value = self->m_damp_2; break;

  329. 		case 2: *value = self->m_fb_3; break;

  330. 		case 3: *value = self->m_spread_4; break;

  331. 		

  332. 		default: break;

  333. 	}

  334. }

  335. 

  336. /// Allocate and configure a new State object and it's internal CommonState:

  337. 

  338. void * create(t_param sr, long vs) {

  339. 	State *self = new State;

  340. 	self->reset(sr, vs);

  341. 	ParamInfo *pi;

  342. 	self->__commonstate.inputnames = gen_kernel_innames;

  343. 	self->__commonstate.outputnames = gen_kernel_outnames;

  344. 	self->__commonstate.numins = gen_kernel_numins;

  345. 	self->__commonstate.numouts = gen_kernel_numouts;

  346. 	self->__commonstate.sr = sr;

  347. 	self->__commonstate.vs = vs;

  348. 	self->__commonstate.params = (ParamInfo *)genlib_sysmem_newptr(4 * sizeof(ParamInfo));

  349. 	self->__commonstate.numparams = 4;

  350. 	// initialize parameter 0 ("m_fb_1")

  351. 	pi = self->__commonstate.params + 0;

  352. 	pi->name = "fb2";

  353. 	pi->paramtype = GENLIB_PARAMTYPE_FLOAT;

  354. 	pi->defaultvalue = self->m_fb_1;

  355. 	pi->defaultref = 0;

  356. 	pi->hasinputminmax = false;

  357. 	pi->inputmin = 0; 

  358. 	pi->inputmax = 1;

  359. 	pi->hasminmax = true;

  360. 	pi->outputmin = 0;

  361. 	pi->outputmax = 1;

  362. 	pi->exp = 0;

  363. 	pi->units = "";		// no units defined

  364. 	// initialize parameter 1 ("m_damp_2")

  365. 	pi = self->__commonstate.params + 1;

  366. 	pi->name = "damp";

  367. 	pi->paramtype = GENLIB_PARAMTYPE_FLOAT;

  368. 	pi->defaultvalue = self->m_damp_2;

  369. 	pi->defaultref = 0;

  370. 	pi->hasinputminmax = false;

  371. 	pi->inputmin = 0; 

  372. 	pi->inputmax = 1;

  373. 	pi->hasminmax = true;

  374. 	pi->outputmin = 0;

  375. 	pi->outputmax = 1;

  376. 	pi->exp = 0;

  377. 	pi->units = "";		// no units defined

  378. 	// initialize parameter 2 ("m_fb_3")

  379. 	pi = self->__commonstate.params + 2;

  380. 	pi->name = "fb1";

  381. 	pi->paramtype = GENLIB_PARAMTYPE_FLOAT;

  382. 	pi->defaultvalue = self->m_fb_3;

  383. 	pi->defaultref = 0;

  384. 	pi->hasinputminmax = false;

  385. 	pi->inputmin = 0; 

  386. 	pi->inputmax = 1;

  387. 	pi->hasminmax = true;

  388. 	pi->outputmin = 0;

  389. 	pi->outputmax = 1;

  390. 	pi->exp = 0;

  391. 	pi->units = "";		// no units defined

  392. 	// initialize parameter 3 ("m_spread_4")

  393. 	pi = self->__commonstate.params + 3;

  394. 	pi->name = "spread";

  395. 	pi->paramtype = GENLIB_PARAMTYPE_FLOAT;

  396. 	pi->defaultvalue = self->m_spread_4;

  397. 	pi->defaultref = 0;

  398. 	pi->hasinputminmax = false;

  399. 	pi->inputmin = 0; 

  400. 	pi->inputmax = 1;

  401. 	pi->hasminmax = true;

  402. 	pi->outputmin = 0;

  403. 	pi->outputmax = 400;

  404. 	pi->exp = 0;

  405. 	pi->units = "";		// no units defined

  406. 	

  407. 	return self;

  408. }

  409. 

  410. /// Release all resources and memory used by a State object:

  411. 

  412. void destroy(CommonState *cself) { 

  413. 	State * self = (State *)cself;

  414. 	genlib_sysmem_freeptr(cself->params);

  415. 		

  416. 	delete self; 

  417. }

  418. 

  419. 

  420. } // gen_exported::