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Carla
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Carla/source/backend/plugin/CarlaPlugin.cpp

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  1. /*

  2.  * Carla Plugin

  3.  * Copyright (C) 2011-2017 Filipe Coelho <falktx@falktx.com>

  4.  *

  5.  * This program is free software; you can redistribute it and/or

  6.  * modify it under the terms of the GNU General Public License as

  7.  * published by the Free Software Foundation; either version 2 of

  8.  * the License, or any later version.

  9.  *

  10.  * This program is distributed in the hope that it will be useful,

  11.  * but WITHOUT ANY WARRANTY; without even the implied warranty of

  12.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

  13.  * GNU General Public License for more details.

  14.  *

  15.  * For a full copy of the GNU General Public License see the doc/GPL.txt file.

  16.  */

  17. 

  18. #include "CarlaPluginInternal.hpp"

  19. #include "CarlaEngine.hpp"

  20. 

  21. #include "CarlaBackendUtils.hpp"

  22. #include "CarlaBase64Utils.hpp"

  23. #include "CarlaMathUtils.hpp"

  24. #include "CarlaPluginUI.hpp"

  25. #include "CarlaStringList.hpp"

  26. 

  27. #include <ctime>

  28. 

  29. #include "water/files/File.h"

  30. #include "water/streams/MemoryOutputStream.h"

  31. #include "water/xml/XmlDocument.h"

  32. #include "water/xml/XmlElement.h"

  33. 

  34. using water::CharPointer_UTF8;

  35. using water::File;

  36. using water::MemoryOutputStream;

  37. using water::Result;

  38. using water::String;

  39. using water::XmlDocument;

  40. using water::XmlElement;

  41. 

  42. CARLA_BACKEND_START_NAMESPACE

  43. 

  44. // -------------------------------------------------------------------

  45. // Fallback data

  46. 

  47. static const ParameterData   kParameterDataNull   = { PARAMETER_UNKNOWN, 0x0, PARAMETER_NULL, -1, -1, 0 };

  48. static const ParameterRanges kParameterRangesNull = { 0.0f, 0.0f, 1.0f, 0.01f, 0.0001f, 0.1f };

  49. static const MidiProgramData kMidiProgramDataNull = { 0, 0, nullptr };

  50. 

  51. static const CustomData        kCustomDataFallback        = { nullptr, nullptr, nullptr };

  52. static /* */ CustomData        kCustomDataFallbackNC      = { nullptr, nullptr, nullptr };

  53. static const PluginPostRtEvent kPluginPostRtEventFallback = { kPluginPostRtEventNull, 0, 0, 0.0f };

  54. 

  55. // -------------------------------------------------------------------

  56. // ParamSymbol struct, needed for CarlaPlugin::loadStateSave()

  57. 

  58. struct ParamSymbol {

  59.     int32_t index;

  60.     const char* symbol;

  61. 

  62.     ParamSymbol(const uint32_t i, const char* const s)

  63.         : index(static_cast<int32_t>(i)),

  64.           symbol(carla_strdup(s)) {}

  65. 

  66.     ~ParamSymbol() noexcept

  67.     {

  68.         CARLA_SAFE_ASSERT_RETURN(symbol != nullptr,)

  69. 

  70.         delete[] symbol;

  71.         symbol = nullptr;

  72.     }

  73. 

  74. #ifdef CARLA_PROPER_CPP11_SUPPORT

  75.     ParamSymbol() = delete;

  76.     CARLA_DECLARE_NON_COPY_STRUCT(ParamSymbol)

  77. #endif

  78. };

  79. 

  80. // -------------------------------------------------------------------

  81. // Constructor and destructor

  82. 

  83. CarlaPlugin::CarlaPlugin(CarlaEngine* const engine, const uint id)

  84.     : pData(new ProtectedData(engine, id))

  85. {

  86.     CARLA_SAFE_ASSERT_RETURN(engine != nullptr,);

  87.     CARLA_SAFE_ASSERT(id < engine->getMaxPluginNumber());

  88.     carla_debug("CarlaPlugin::CarlaPlugin(%p, %i)", engine, id);

  89. 

  90.     switch (engine->getProccessMode())

  91.     {

  92.     case ENGINE_PROCESS_MODE_SINGLE_CLIENT:

  93.     case ENGINE_PROCESS_MODE_MULTIPLE_CLIENTS:

  94.         CARLA_SAFE_ASSERT(id < MAX_DEFAULT_PLUGINS);

  95.         break;

  96. 

  97.     case ENGINE_PROCESS_MODE_CONTINUOUS_RACK:

  98.         CARLA_SAFE_ASSERT(id < MAX_RACK_PLUGINS);

  99.         break;

  100. 

  101.     case ENGINE_PROCESS_MODE_PATCHBAY:

  102.         CARLA_SAFE_ASSERT(id < MAX_PATCHBAY_PLUGINS);

  103.         break;

  104. 

  105.     case ENGINE_PROCESS_MODE_BRIDGE:

  106.         CARLA_SAFE_ASSERT(id == 0);

  107.         break;

  108.     }

  109. }

  110. 

  111. CarlaPlugin::~CarlaPlugin()

  112. {

  113.     carla_debug("CarlaPlugin::~CarlaPlugin()");

  114. 

  115.     delete pData;

  116. }

  117. 

  118. // -------------------------------------------------------------------

  119. // Information (base)

  120. 

  121. uint CarlaPlugin::getId() const noexcept

  122. {

  123.     return pData->id;

  124. }

  125. 

  126. uint CarlaPlugin::getHints() const noexcept

  127. {

  128.     return pData->hints;

  129. }

  130. 

  131. uint CarlaPlugin::getOptionsEnabled() const noexcept

  132. {

  133.     return pData->options;

  134. }

  135. 

  136. bool CarlaPlugin::isEnabled() const noexcept

  137. {

  138.     return pData->enabled;

  139. }

  140. 

  141. const char* CarlaPlugin::getName() const noexcept

  142. {

  143.     return pData->name;

  144. }

  145. 

  146. const char* CarlaPlugin::getFilename() const noexcept

  147. {

  148.     return pData->filename;

  149. }

  150. 

  151. const char* CarlaPlugin::getIconName() const noexcept

  152. {

  153.     return pData->iconName;

  154. }

  155. 

  156. PluginCategory CarlaPlugin::getCategory() const noexcept

  157. {

  158.     return getPluginCategoryFromName(pData->name);

  159. }

  160. 

  161. int64_t CarlaPlugin::getUniqueId() const noexcept

  162. {

  163.     return 0;

  164. }

  165. 

  166. uint32_t CarlaPlugin::getLatencyInFrames() const noexcept

  167. {

  168.     return 0;

  169. }

  170. 

  171. // -------------------------------------------------------------------

  172. // Information (count)

  173. 

  174. uint32_t CarlaPlugin::getAudioInCount() const noexcept

  175. {

  176.     return pData->audioIn.count;

  177. }

  178. 

  179. uint32_t CarlaPlugin::getAudioOutCount() const noexcept

  180. {

  181.     return pData->audioOut.count;

  182. }

  183. 

  184. uint32_t CarlaPlugin::getCVInCount() const noexcept

  185. {

  186.     return pData->cvIn.count;

  187. }

  188. 

  189. uint32_t CarlaPlugin::getCVOutCount() const noexcept

  190. {

  191.     return pData->cvOut.count;

  192. }

  193. 

  194. uint32_t CarlaPlugin::getMidiInCount() const noexcept

  195. {

  196.     return (pData->extraHints & PLUGIN_EXTRA_HINT_HAS_MIDI_IN) ? 1 : 0;

  197. }

  198. 

  199. uint32_t CarlaPlugin::getMidiOutCount() const noexcept

  200. {

  201.     return (pData->extraHints & PLUGIN_EXTRA_HINT_HAS_MIDI_OUT) ? 1 : 0;

  202. }

  203. 

  204. uint32_t CarlaPlugin::getParameterCount() const noexcept

  205. {

  206.     return pData->param.count;

  207. }

  208. 

  209. uint32_t CarlaPlugin::getParameterScalePointCount(const uint32_t parameterId) const noexcept

  210. {

  211.     CARLA_SAFE_ASSERT_RETURN(parameterId < pData->param.count, 0);

  212.     return 0;

  213. }

  214. 

  215. uint32_t CarlaPlugin::getProgramCount() const noexcept

  216. {

  217.     return pData->prog.count;

  218. }

  219. 

  220. uint32_t CarlaPlugin::getMidiProgramCount() const noexcept

  221. {

  222.     return pData->midiprog.count;

  223. }

  224. 

  225. uint32_t CarlaPlugin::getCustomDataCount() const noexcept

  226. {

  227.     return static_cast<uint32_t>(pData->custom.count());

  228. }

  229. 

  230. // -------------------------------------------------------------------

  231. // Information (current data)

  232. 

  233. int32_t CarlaPlugin::getCurrentProgram() const noexcept

  234. {

  235.     return pData->prog.current;

  236. }

  237. 

  238. int32_t CarlaPlugin::getCurrentMidiProgram() const noexcept

  239. {

  240.     return pData->midiprog.current;

  241. }

  242. 

  243. const ParameterData& CarlaPlugin::getParameterData(const uint32_t parameterId) const noexcept

  244. {

  245.     CARLA_SAFE_ASSERT_RETURN(parameterId < pData->param.count, kParameterDataNull);

  246.     return pData->param.data[parameterId];

  247. }

  248. 

  249. const ParameterRanges& CarlaPlugin::getParameterRanges(const uint32_t parameterId) const noexcept

  250. {

  251.     CARLA_SAFE_ASSERT_RETURN(parameterId < pData->param.count, kParameterRangesNull);

  252.     return pData->param.ranges[parameterId];

  253. }

  254. 

  255. bool CarlaPlugin::isParameterOutput(const uint32_t parameterId) const noexcept

  256. {

  257.     CARLA_SAFE_ASSERT_RETURN(parameterId < pData->param.count, false);

  258.     return (pData->param.data[parameterId].type == PARAMETER_OUTPUT);

  259. }

  260. 

  261. const MidiProgramData& CarlaPlugin::getMidiProgramData(const uint32_t index) const noexcept

  262. {

  263.     CARLA_SAFE_ASSERT_RETURN(index < pData->midiprog.count, kMidiProgramDataNull);

  264.     return pData->midiprog.data[index];

  265. }

  266. 

  267. const CustomData& CarlaPlugin::getCustomData(const uint32_t index) const noexcept

  268. {

  269.     return pData->custom.getAt(index, kCustomDataFallback);

  270. }

  271. 

  272. std::size_t CarlaPlugin::getChunkData(void** const dataPtr) noexcept

  273. {

  274.     CARLA_SAFE_ASSERT_RETURN(dataPtr != nullptr, 0);

  275.     CARLA_SAFE_ASSERT(false); // this should never happen

  276.     return 0;

  277. }

  278. 

  279. // -------------------------------------------------------------------

  280. // Information (per-plugin data)

  281. 

  282. uint CarlaPlugin::getOptionsAvailable() const noexcept

  283. {

  284.     CARLA_SAFE_ASSERT(false); // this should never happen

  285.     return 0x0;

  286. }

  287. 

  288. float CarlaPlugin::getParameterValue(const uint32_t parameterId) const noexcept

  289. {

  290.     CARLA_SAFE_ASSERT_RETURN(parameterId < getParameterCount(), 0.0f);

  291.     CARLA_SAFE_ASSERT(false); // this should never happen

  292.     return 0.0f;

  293. }

  294. 

  295. float CarlaPlugin::getParameterScalePointValue(const uint32_t parameterId, const uint32_t scalePointId) const noexcept

  296. {

  297.     CARLA_SAFE_ASSERT_RETURN(parameterId < getParameterCount(), 0.0f);

  298.     CARLA_SAFE_ASSERT_RETURN(scalePointId < getParameterScalePointCount(parameterId), 0.0f);

  299.     CARLA_SAFE_ASSERT(false); // this should never happen

  300.     return 0.0f;

  301. }

  302. 

  303. void CarlaPlugin::getLabel(char* const strBuf) const noexcept

  304. {

  305.     strBuf[0] = '\0';

  306. }

  307. 

  308. void CarlaPlugin::getMaker(char* const strBuf) const noexcept

  309. {

  310.     strBuf[0] = '\0';

  311. }

  312. 

  313. void CarlaPlugin::getCopyright(char* const strBuf) const noexcept

  314. {

  315.     strBuf[0] = '\0';

  316. }

  317. 

  318. void CarlaPlugin::getRealName(char* const strBuf) const noexcept

  319. {

  320.     strBuf[0] = '\0';

  321. }

  322. 

  323. void CarlaPlugin::getParameterName(const uint32_t parameterId, char* const strBuf) const noexcept

  324. {

  325.     CARLA_SAFE_ASSERT_RETURN(parameterId < getParameterCount(),);

  326.     CARLA_SAFE_ASSERT(false); // this should never happen

  327.     strBuf[0] = '\0';

  328. }

  329. 

  330. void CarlaPlugin::getParameterSymbol(const uint32_t parameterId, char* const strBuf) const noexcept

  331. {

  332.     CARLA_SAFE_ASSERT_RETURN(parameterId < getParameterCount(),);

  333.     strBuf[0] = '\0';

  334. }

  335. 

  336. void CarlaPlugin::getParameterText(const uint32_t parameterId, char* const strBuf) noexcept

  337. {

  338.     CARLA_SAFE_ASSERT_RETURN(parameterId < getParameterCount(),);

  339.     CARLA_SAFE_ASSERT(false); // this should never happen

  340.     strBuf[0] = '\0';

  341. }

  342. 

  343. void CarlaPlugin::getParameterUnit(const uint32_t parameterId, char* const strBuf) const noexcept

  344. {

  345.     CARLA_SAFE_ASSERT_RETURN(parameterId < getParameterCount(),);

  346.     strBuf[0] = '\0';

  347. }

  348. 

  349. void CarlaPlugin::getParameterScalePointLabel(const uint32_t parameterId, const uint32_t scalePointId, char* const strBuf) const noexcept

  350. {

  351.     CARLA_SAFE_ASSERT_RETURN(parameterId < getParameterCount(),);

  352.     CARLA_SAFE_ASSERT_RETURN(scalePointId < getParameterScalePointCount(parameterId),);

  353.     CARLA_SAFE_ASSERT(false); // this should never happen

  354.     strBuf[0] = '\0';

  355. }

  356. 

  357. float CarlaPlugin::getInternalParameterValue(const int32_t parameterId) const noexcept

  358. {

  359. #ifndef BUILD_BRIDGE

  360.     CARLA_SAFE_ASSERT_RETURN(parameterId != PARAMETER_NULL && parameterId > PARAMETER_MAX, 0.0f);

  361. 

  362.     switch (parameterId)

  363.     {

  364.     case PARAMETER_ACTIVE:

  365.         return pData->active;

  366.     case PARAMETER_CTRL_CHANNEL:

  367.         return pData->ctrlChannel;

  368.     case PARAMETER_DRYWET:

  369.         return pData->postProc.dryWet;

  370.     case PARAMETER_VOLUME:

  371.         return pData->postProc.volume;

  372.     case PARAMETER_BALANCE_LEFT:

  373.         return pData->postProc.balanceLeft;

  374.     case PARAMETER_BALANCE_RIGHT:

  375.         return pData->postProc.balanceRight;

  376.     case PARAMETER_PANNING:

  377.         return pData->postProc.panning;

  378.     };

  379. #endif

  380.     CARLA_SAFE_ASSERT_RETURN(parameterId >= 0, 0.0f);

  381. 

  382.     return getParameterValue(static_cast<uint32_t>(parameterId));

  383. }

  384. 

  385. void CarlaPlugin::getProgramName(const uint32_t index, char* const strBuf) const noexcept

  386. {

  387.     CARLA_SAFE_ASSERT_RETURN(index < pData->prog.count,);

  388.     CARLA_SAFE_ASSERT_RETURN(pData->prog.names[index] != nullptr,);

  389.     std::strncpy(strBuf, pData->prog.names[index], STR_MAX);

  390. }

  391. 

  392. void CarlaPlugin::getMidiProgramName(const uint32_t index, char* const strBuf) const noexcept

  393. {

  394.     CARLA_SAFE_ASSERT_RETURN(index < pData->midiprog.count,);

  395.     CARLA_SAFE_ASSERT_RETURN(pData->midiprog.data[index].name != nullptr,);

  396.     std::strncpy(strBuf, pData->midiprog.data[index].name, STR_MAX);

  397. }

  398. 

  399. void CarlaPlugin::getParameterCountInfo(uint32_t& ins, uint32_t& outs) const noexcept

  400. {

  401.     ins  = 0;

  402.     outs = 0;

  403. 

  404.     for (uint32_t i=0; i < pData->param.count; ++i)

  405.     {

  406.         if (pData->param.data[i].type == PARAMETER_INPUT)

  407.             ++ins;

  408.         else if (pData->param.data[i].type == PARAMETER_OUTPUT)

  409.             ++outs;

  410.     }

  411. }

  412. 

  413. // -------------------------------------------------------------------

  414. // Set data (state)

  415. 

  416. void CarlaPlugin::prepareForSave()

  417. {

  418. }

  419. 

  420. void CarlaPlugin::resetParameters() noexcept

  421. {

  422.     for (uint i=0; i < pData->param.count; ++i)

  423.     {

  424.         const ParameterData&   paramData(pData->param.data[i]);

  425.         const ParameterRanges& paramRanges(pData->param.ranges[i]);

  426. 

  427.         if (paramData.type != PARAMETER_INPUT)

  428.             continue;

  429.         if ((paramData.hints & PARAMETER_IS_ENABLED) == 0)

  430.             continue;

  431. 

  432.         setParameterValue(i, paramRanges.def, true, true, true);

  433.     }

  434. }

  435. 

  436. void CarlaPlugin::randomizeParameters() noexcept

  437. {

  438.     float value, random;

  439. 

  440.     char strBuf[STR_MAX+1];

  441.     strBuf[STR_MAX] = '\0';

  442. 

  443.     std::srand(static_cast<uint>(std::time(nullptr)));

  444. 

  445.     for (uint i=0; i < pData->param.count; ++i)

  446.     {

  447.         const ParameterData& paramData(pData->param.data[i]);

  448. 

  449.         if (paramData.type != PARAMETER_INPUT)

  450.             continue;

  451.         if ((paramData.hints & PARAMETER_IS_ENABLED) == 0)

  452.             continue;

  453. 

  454.         getParameterName(i, strBuf);

  455. 

  456.         if (std::strstr(strBuf, "olume") != nullptr)

  457.             continue;

  458.         if (std::strstr(strBuf, "Master") != nullptr)

  459.             continue;

  460. 

  461.         const ParameterRanges& paramRanges(pData->param.ranges[i]);

  462. 

  463.         if (paramData.hints & PARAMETER_IS_BOOLEAN)

  464.         {

  465.             random = static_cast<float>(std::rand()) / static_cast<float>(RAND_MAX);

  466.             value  = random > 0.5 ? paramRanges.max : paramRanges.min;

  467.         }

  468.         else

  469.         {

  470.             random = static_cast<float>(std::rand()) / static_cast<float>(RAND_MAX);

  471.             value  = random * (paramRanges.max - paramRanges.min) + paramRanges.min;

  472. 

  473.             if (paramData.hints & PARAMETER_IS_INTEGER)

  474.                 value = std::rint(value);

  475.         }

  476. 

  477.         setParameterValue(i, value, true, true, true);

  478.     }

  479. }

  480. 

  481. const CarlaStateSave& CarlaPlugin::getStateSave(const bool callPrepareForSave)

  482. {

  483.     if (callPrepareForSave)

  484.         prepareForSave();

  485. 

  486.     pData->stateSave.clear();

  487. 

  488.     const PluginType pluginType(getType());

  489. 

  490.     char strBuf[STR_MAX+1];

  491. 

  492.     // ---------------------------------------------------------------

  493.     // Basic info

  494. 

  495.     getLabel(strBuf);

  496. 

  497.     pData->stateSave.type     = carla_strdup(getPluginTypeAsString(getType()));

  498.     pData->stateSave.name     = carla_strdup(pData->name);

  499.     pData->stateSave.label    = carla_strdup(strBuf);

  500.     pData->stateSave.uniqueId = getUniqueId();

  501. #ifndef BUILD_BRIDGE

  502.     pData->stateSave.options  = pData->options;

  503. #endif

  504. 

  505.     if (pData->filename != nullptr)

  506.         pData->stateSave.binary = carla_strdup(pData->filename);

  507. 

  508. #ifndef BUILD_BRIDGE

  509.     // ---------------------------------------------------------------

  510.     // Internals

  511. 

  512.     pData->stateSave.active       = pData->active;

  513.     pData->stateSave.dryWet       = pData->postProc.dryWet;

  514.     pData->stateSave.volume       = pData->postProc.volume;

  515.     pData->stateSave.balanceLeft  = pData->postProc.balanceLeft;

  516.     pData->stateSave.balanceRight = pData->postProc.balanceRight;

  517.     pData->stateSave.panning      = pData->postProc.panning;

  518.     pData->stateSave.ctrlChannel  = pData->ctrlChannel;

  519. #endif

  520. 

  521.     bool usingChunk = false;

  522. 

  523.     // ---------------------------------------------------------------

  524.     // Chunk

  525. 

  526.     if (pData->options & PLUGIN_OPTION_USE_CHUNKS)

  527.     {

  528.         void* data = nullptr;

  529.         const std::size_t dataSize(getChunkData(&data));

  530. 

  531.         if (data != nullptr && dataSize > 0)

  532.         {

  533.             pData->stateSave.chunk = CarlaString::asBase64(data, dataSize).dup();

  534. 

  535.             if (pluginType != PLUGIN_INTERNAL)

  536.                 usingChunk = true;

  537.         }

  538.     }

  539. 

  540.     // ---------------------------------------------------------------

  541.     // Current Program

  542. 

  543.     if (pData->prog.current >= 0 && pluginType != PLUGIN_LV2 && pluginType != PLUGIN_GIG)

  544.     {

  545.         pData->stateSave.currentProgramIndex = pData->prog.current;

  546.         pData->stateSave.currentProgramName  = carla_strdup(pData->prog.names[pData->prog.current]);

  547.     }

  548. 

  549.     // ---------------------------------------------------------------

  550.     // Current MIDI Program

  551. 

  552.     if (pData->midiprog.current >= 0 && pluginType != PLUGIN_LV2 && pluginType != PLUGIN_SF2)

  553.     {

  554.         const MidiProgramData& mpData(pData->midiprog.getCurrent());

  555. 

  556.         pData->stateSave.currentMidiBank    = static_cast<int32_t>(mpData.bank);

  557.         pData->stateSave.currentMidiProgram = static_cast<int32_t>(mpData.program);

  558.     }

  559. 

  560.     // ---------------------------------------------------------------

  561.     // Parameters

  562. 

  563.     const float sampleRate(static_cast<float>(pData->engine->getSampleRate()));

  564. 

  565.     for (uint32_t i=0; i < pData->param.count; ++i)

  566.     {

  567.         const ParameterData& paramData(pData->param.data[i]);

  568. 

  569.         if ((paramData.hints & PARAMETER_IS_ENABLED) == 0)

  570.             continue;

  571. 

  572.         const bool dummy = paramData.type != PARAMETER_INPUT || usingChunk;

  573. 

  574.         if (dummy && paramData.midiCC <= -1)

  575.             continue;

  576. 

  577.         CarlaStateSave::Parameter* const stateParameter(new CarlaStateSave::Parameter());

  578. 

  579.         stateParameter->dummy = dummy;

  580.         stateParameter->index = paramData.index;

  581. #ifndef BUILD_BRIDGE

  582.         stateParameter->midiCC      = paramData.midiCC;

  583.         stateParameter->midiChannel = paramData.midiChannel;

  584. #endif

  585. 

  586.         getParameterName(i, strBuf);

  587.         stateParameter->name = carla_strdup(strBuf);

  588. 

  589.         getParameterSymbol(i, strBuf);

  590.         stateParameter->symbol = carla_strdup(strBuf);;

  591. 

  592.         if (! dummy)

  593.         {

  594.             stateParameter->value = getParameterValue(i);

  595. 

  596.             if (paramData.hints & PARAMETER_USES_SAMPLERATE)

  597.                 stateParameter->value /= sampleRate;

  598.         }

  599. 

  600.         pData->stateSave.parameters.append(stateParameter);

  601.     }

  602. 

  603.     // ---------------------------------------------------------------

  604.     // Custom Data

  605. 

  606.     for (LinkedList<CustomData>::Itenerator it = pData->custom.begin2(); it.valid(); it.next())

  607.     {

  608.         const CustomData& cData(it.getValue(kCustomDataFallback));

  609.         CARLA_SAFE_ASSERT_CONTINUE(cData.isValid());

  610. 

  611.         CarlaStateSave::CustomData* stateCustomData(new CarlaStateSave::CustomData());

  612. 

  613.         stateCustomData->type  = carla_strdup(cData.type);

  614.         stateCustomData->key   = carla_strdup(cData.key);

  615.         stateCustomData->value = carla_strdup(cData.value);

  616. 

  617.         pData->stateSave.customData.append(stateCustomData);

  618.     }

  619. 

  620.     return pData->stateSave;

  621. }

  622. 

  623. void CarlaPlugin::loadStateSave(const CarlaStateSave& stateSave)

  624. {

  625.     char strBuf[STR_MAX+1];

  626.     const bool usesMultiProgs(pData->hints & PLUGIN_USES_MULTI_PROGS);

  627. 

  628.     const PluginType pluginType(getType());

  629. 

  630.     // ---------------------------------------------------------------

  631.     // Part 1 - PRE-set custom data (only those which reload programs)

  632. 

  633.     for (CarlaStateSave::CustomDataItenerator it = stateSave.customData.begin2(); it.valid(); it.next())

  634.     {

  635.         const CarlaStateSave::CustomData* const stateCustomData(it.getValue(nullptr));

  636.         CARLA_SAFE_ASSERT_CONTINUE(stateCustomData != nullptr);

  637.         CARLA_SAFE_ASSERT_CONTINUE(stateCustomData->isValid());

  638. 

  639.         const char* const key(stateCustomData->key);

  640. 

  641.         /**/ if (pluginType == PLUGIN_DSSI && (std::strcmp (key, "reloadprograms") == 0 ||

  642.                                                std::strcmp (key, "load"          ) == 0 ||

  643.                                                std::strncmp(key, "patches",     7) == 0 ))

  644.             pass();

  645.         else if (usesMultiProgs && std::strcmp(key, "midiPrograms") == 0)

  646.             pass();

  647.         else

  648.             continue;

  649. 

  650.         setCustomData(stateCustomData->type, key, stateCustomData->value, true);

  651.     }

  652. 

  653.     // ---------------------------------------------------------------

  654.     // Part 2 - set program

  655. 

  656.     if (stateSave.currentProgramIndex >= 0 && stateSave.currentProgramName != nullptr)

  657.     {

  658.         int32_t programId = -1;

  659. 

  660.         // index < count

  661.         if (stateSave.currentProgramIndex < static_cast<int32_t>(pData->prog.count))

  662.         {

  663.             programId = stateSave.currentProgramIndex;

  664.         }

  665.         // index not valid, try to find by name

  666.         else

  667.         {

  668.             for (uint32_t i=0; i < pData->prog.count; ++i)

  669.             {

  670.                 strBuf[0] = '\0';

  671.                 getProgramName(i, strBuf);

  672. 

  673.                 if (strBuf[0] != '\0' && std::strcmp(stateSave.currentProgramName, strBuf) == 0)

  674.                 {

  675.                     programId = static_cast<int32_t>(i);

  676.                     break;

  677.                 }

  678.             }

  679.         }

  680. 

  681.         // set program now, if valid

  682.         if (programId >= 0)

  683.             setProgram(programId, true, true, true);

  684.     }

  685. 

  686.     // ---------------------------------------------------------------

  687.     // Part 3 - set midi program

  688. 

  689.     if (stateSave.currentMidiBank >= 0 && stateSave.currentMidiProgram >= 0 && ! usesMultiProgs)

  690.         setMidiProgramById(static_cast<uint32_t>(stateSave.currentMidiBank), static_cast<uint32_t>(stateSave.currentMidiProgram), true, true, true);

  691. 

  692.     // ---------------------------------------------------------------

  693.     // Part 4a - get plugin parameter symbols

  694. 

  695.     LinkedList<ParamSymbol*> paramSymbols;

  696. 

  697.     if (pluginType == PLUGIN_LADSPA || pluginType == PLUGIN_LV2)

  698.     {

  699.         for (uint32_t i=0; i < pData->param.count; ++i)

  700.         {

  701.             strBuf[0] = '\0';

  702.             getParameterSymbol(i, strBuf);

  703. 

  704.             if (strBuf[0] != '\0')

  705.             {

  706.                 ParamSymbol* const paramSymbol(new ParamSymbol(i, strBuf));

  707.                 paramSymbols.append(paramSymbol);

  708.             }

  709.         }

  710.     }

  711. 

  712.     // ---------------------------------------------------------------

  713.     // Part 4b - set parameter values (carefully)

  714. 

  715.     const float sampleRate(static_cast<float>(pData->engine->getSampleRate()));

  716. 

  717.     for (CarlaStateSave::ParameterItenerator it = stateSave.parameters.begin2(); it.valid(); it.next())

  718.     {

  719.         CarlaStateSave::Parameter* const stateParameter(it.getValue(nullptr));

  720.         CARLA_SAFE_ASSERT_CONTINUE(stateParameter != nullptr);

  721. 

  722.         int32_t index = -1;

  723. 

  724.         if (pluginType == PLUGIN_LADSPA)

  725.         {

  726.             // Try to set by symbol, otherwise use index

  727.             if (stateParameter->symbol != nullptr && stateParameter->symbol[0] != '\0')

  728.             {

  729.                 for (LinkedList<ParamSymbol*>::Itenerator it2 = paramSymbols.begin2(); it2.valid(); it2.next())

  730.                 {

  731.                     ParamSymbol* const paramSymbol(it2.getValue(nullptr));

  732.                     CARLA_SAFE_ASSERT_CONTINUE(paramSymbol != nullptr);

  733.                     CARLA_SAFE_ASSERT_CONTINUE(paramSymbol->symbol != nullptr);

  734. 

  735.                     if (std::strcmp(stateParameter->symbol, paramSymbol->symbol) == 0)

  736.                     {

  737.                         index = paramSymbol->index;

  738.                         break;

  739.                     }

  740.                 }

  741.                 if (index == -1)

  742.                     index = stateParameter->index;

  743.             }

  744.             else

  745.                 index = stateParameter->index;

  746.         }

  747.         else if (pluginType == PLUGIN_LV2)

  748.         {

  749.             // Symbol only

  750.             if (stateParameter->symbol != nullptr && stateParameter->symbol[0] != '\0')

  751.             {

  752.                 for (LinkedList<ParamSymbol*>::Itenerator it2 = paramSymbols.begin2(); it2.valid(); it2.next())

  753.                 {

  754.                     ParamSymbol* const paramSymbol(it2.getValue(nullptr));

  755.                     CARLA_SAFE_ASSERT_CONTINUE(paramSymbol != nullptr);

  756.                     CARLA_SAFE_ASSERT_CONTINUE(paramSymbol->symbol != nullptr);

  757. 

  758.                     if (std::strcmp(stateParameter->symbol, paramSymbol->symbol) == 0)

  759.                     {

  760.                         index = paramSymbol->index;

  761.                         break;

  762.                     }

  763.                 }

  764.                 if (index == -1)

  765.                     carla_stderr("Failed to find LV2 parameter symbol '%s')", stateParameter->symbol);

  766.             }

  767.             else

  768.                 carla_stderr("LV2 Plugin parameter '%s' has no symbol", stateParameter->name);

  769.         }

  770.         else

  771.         {

  772.             // Index only

  773.             index = stateParameter->index;

  774.         }

  775. 

  776.         // Now set parameter

  777.         if (index >= 0 && index < static_cast<int32_t>(pData->param.count))

  778.         {

  779.             //CARLA_SAFE_ASSERT(stateParameter->isInput == (pData

  780. 

  781.             if (! stateParameter->dummy)

  782.             {

  783.                 if (pData->param.data[index].hints & PARAMETER_USES_SAMPLERATE)

  784.                     stateParameter->value *= sampleRate;

  785. 

  786.                 setParameterValue(static_cast<uint32_t>(index), stateParameter->value, true, true, true);

  787.             }

  788. 

  789. #ifndef BUILD_BRIDGE

  790.             setParameterMidiCC(static_cast<uint32_t>(index), stateParameter->midiCC, true, true);

  791.             setParameterMidiChannel(static_cast<uint32_t>(index), stateParameter->midiChannel, true, true);

  792. #endif

  793.         }

  794.         else

  795.             carla_stderr("Could not set parameter data for '%s'", stateParameter->name);

  796.     }

  797. 

  798.     // ---------------------------------------------------------------

  799.     // Part 4c - clear

  800. 

  801.     for (LinkedList<ParamSymbol*>::Itenerator it = paramSymbols.begin2(); it.valid(); it.next())

  802.     {

  803.         ParamSymbol* const paramSymbol(it.getValue(nullptr));

  804.         delete paramSymbol;

  805.     }

  806. 

  807.     paramSymbols.clear();

  808. 

  809.     // ---------------------------------------------------------------

  810.     // Part 5 - set custom data

  811. 

  812.     for (CarlaStateSave::CustomDataItenerator it = stateSave.customData.begin2(); it.valid(); it.next())

  813.     {

  814.         const CarlaStateSave::CustomData* const stateCustomData(it.getValue(nullptr));

  815.         CARLA_SAFE_ASSERT_CONTINUE(stateCustomData != nullptr);

  816.         CARLA_SAFE_ASSERT_CONTINUE(stateCustomData->isValid());

  817. 

  818.         const char* const key(stateCustomData->key);

  819. 

  820.         if (pluginType == PLUGIN_DSSI && (std::strcmp (key, "reloadprograms") == 0 ||

  821.                                           std::strcmp (key, "load"          ) == 0 ||

  822.                                           std::strncmp(key, "patches",     7) == 0 ))

  823.             continue;

  824.         if (usesMultiProgs && std::strcmp(key, "midiPrograms") == 0)

  825.             continue;

  826. 

  827.         setCustomData(stateCustomData->type, key, stateCustomData->value, true);

  828.     }

  829. 

  830.     // ---------------------------------------------------------------

  831.     // Part 5x - set lv2 state

  832. 

  833.     if (pluginType == PLUGIN_LV2 && pData->custom.count() > 0)

  834.         setCustomData(CUSTOM_DATA_TYPE_STRING, "CarlaLoadLv2StateNow", "true", true);

  835. 

  836.     // ---------------------------------------------------------------

  837.     // Part 6 - set chunk

  838. 

  839.     if (stateSave.chunk != nullptr && (pData->options & PLUGIN_OPTION_USE_CHUNKS) != 0)

  840.     {

  841.         std::vector<uint8_t> chunk(carla_getChunkFromBase64String(stateSave.chunk));

  842. #ifdef CARLA_PROPER_CPP11_SUPPORT

  843.         setChunkData(chunk.data(), chunk.size());

  844. #else

  845.         setChunkData(&chunk.front(), chunk.size());

  846. #endif

  847.     }

  848. 

  849. #ifndef BUILD_BRIDGE

  850.     // ---------------------------------------------------------------

  851.     // Part 6 - set internal stuff

  852. 

  853.     const uint availOptions(getOptionsAvailable());

  854. 

  855.     for (uint i=0; i<10; ++i) // FIXME - get this value somehow...

  856.     {

  857.         const uint option(1u << i);

  858. 

  859.         if (availOptions & option)

  860.             setOption(option, (stateSave.options & option) != 0, true);

  861.     }

  862. 

  863.     setDryWet(stateSave.dryWet, true, true);

  864.     setVolume(stateSave.volume, true, true);

  865.     setBalanceLeft(stateSave.balanceLeft, true, true);

  866.     setBalanceRight(stateSave.balanceRight, true, true);

  867.     setPanning(stateSave.panning, true, true);

  868.     setCtrlChannel(stateSave.ctrlChannel, true, true);

  869.     setActive(stateSave.active, true, true);

  870. #endif

  871. 

  872.     pData->engine->callback(ENGINE_CALLBACK_UPDATE, pData->id, 0, 0, 0.0f, nullptr);

  873. }

  874. 

  875. bool CarlaPlugin::saveStateToFile(const char* const filename)

  876. {

  877.     CARLA_SAFE_ASSERT_RETURN(filename != nullptr && filename[0] != '\0', false);

  878.     carla_debug("CarlaPlugin::saveStateToFile(\"%s\")", filename);

  879. 

  880.     MemoryOutputStream out, streamState;

  881.     getStateSave().dumpToMemoryStream(streamState);

  882. 

  883.     out << "<?xml version='1.0' encoding='UTF-8'?>\n";

  884.     out << "<!DOCTYPE CARLA-PRESET>\n";

  885.     out << "<CARLA-PRESET VERSION='2.0'>\n";

  886.     out << streamState;

  887.     out << "</CARLA-PRESET>\n";

  888. 

  889.     const String jfilename = String(CharPointer_UTF8(filename));

  890.     File file(jfilename);

  891. 

  892.     if (file.replaceWithData(out.getData(), out.getDataSize()))

  893.         return true;

  894. 

  895.     pData->engine->setLastError("Failed to write file");

  896.     return false;

  897. }

  898. 

  899. bool CarlaPlugin::loadStateFromFile(const char* const filename)

  900. {

  901.     // TODO set errors

  902. 

  903.     CARLA_SAFE_ASSERT_RETURN(filename != nullptr && filename[0] != '\0', false);

  904.     carla_debug("CarlaPlugin::loadStateFromFile(\"%s\")", filename);

  905. 

  906.     const String jfilename = String(CharPointer_UTF8(filename));

  907.     File file(jfilename);

  908.     CARLA_SAFE_ASSERT_RETURN(file.existsAsFile(), false);

  909. 

  910.     XmlDocument xml(file);

  911.     ScopedPointer<XmlElement> xmlElement(xml.getDocumentElement(true));

  912.     CARLA_SAFE_ASSERT_RETURN(xmlElement != nullptr, false);

  913.     CARLA_SAFE_ASSERT_RETURN(xmlElement->getTagName().equalsIgnoreCase("carla-preset"), false);

  914. 

  915.     // completely load file

  916.     xmlElement = xml.getDocumentElement(false);

  917.     CARLA_SAFE_ASSERT_RETURN(xmlElement != nullptr, false);

  918. 

  919.     if (pData->stateSave.fillFromXmlElement(xmlElement))

  920.     {

  921.         loadStateSave(pData->stateSave);

  922.         return true;

  923.     }

  924. 

  925.     return false;

  926. }

  927. 

  928. bool CarlaPlugin::exportAsLV2(const char* const lv2path)

  929. {

  930.     CARLA_SAFE_ASSERT_RETURN(lv2path != nullptr && lv2path[0] != '\0', false);

  931.     carla_debug("CarlaPlugin::exportAsLV2(\"%s\")", lv2path);

  932. 

  933.     CarlaString bundlepath(lv2path);

  934. 

  935.     if (! bundlepath.endsWith(".lv2"))

  936.         bundlepath += ".lv2";

  937. 

  938.     const File bundlefolder(bundlepath.buffer());

  939. 

  940.     if (bundlefolder.existsAsFile())

  941.     {

  942.         pData->engine->setLastError("Requested filename already exists as file, use a folder instead");

  943.         return false;

  944.     }

  945. 

  946.     if (! bundlefolder.exists())

  947.     {

  948.         const Result res(bundlefolder.createDirectory());

  949. 

  950.         if (res.failed())

  951.         {

  952.             pData->engine->setLastError(res.getErrorMessage().toRawUTF8());

  953.             return false;

  954.         }

  955.     }

  956. 

  957.     CarlaString symbol(pData->name);

  958.     symbol.toBasic();

  959. 

  960.     {

  961.         const CarlaString pluginFilename(bundlepath + CARLA_OS_SEP_STR + symbol + ".xml");

  962. 

  963.         if (! saveStateToFile(pluginFilename))

  964.             return false;

  965.     }

  966. 

  967.     {

  968.         MemoryOutputStream manifestStream;

  969. 

  970.         manifestStream << "@prefix lv2:  <http://lv2plug.in/ns/lv2core#> .\n";

  971.         manifestStream << "@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .\n";

  972.         manifestStream << "@prefix ui:   <http://lv2plug.in/ns/extensions/ui#> .\n";

  973.         manifestStream << "\n";

  974.         manifestStream << "<" << symbol.buffer() << ".ttl>\n";

  975.         manifestStream << "    a lv2:Plugin ;\n";

  976.         manifestStream << "    lv2:binary <" << symbol.buffer() << CARLA_LIB_EXT "> ;\n";

  977.         manifestStream << "    rdfs:seeAlso <" << symbol.buffer() << ".ttl> .\n";

  978.         manifestStream << "\n";

  979.         manifestStream << "<ext-ui>\n";

  980.         manifestStream << "    a <http://kxstudio.sf.net/ns/lv2ext/external-ui#Widget> ;\n";

  981.         manifestStream << "    ui:binary <" << symbol.buffer() << CARLA_LIB_EXT "> ;\n";

  982.         manifestStream << "    lv2:extensionData <http://lv2plug.in/ns/extensions/ui#idleInterface> ,\n";

  983.         manifestStream << "                      <http://lv2plug.in/ns/extensions/ui#showInterface> ;\n";

  984.         manifestStream << "    lv2:requiredFeature <http://lv2plug.in/ns/ext/instance-access> .\n";

  985.         manifestStream << "\n";

  986. 

  987.         const CarlaString manifestFilename(bundlepath + CARLA_OS_SEP_STR "manifest.ttl");

  988.         const File manifestFile(manifestFilename.buffer());

  989. 

  990.         if (! manifestFile.replaceWithData(manifestStream.getData(), manifestStream.getDataSize()))

  991.         {

  992.             pData->engine->setLastError("Failed to write manifest.ttl file");

  993.             return false;

  994.         }

  995.     }

  996. 

  997.     {

  998.         MemoryOutputStream mainStream;

  999. 

  1000.         mainStream << "@prefix atom: <http://lv2plug.in/ns/ext/atom#> .\n";

  1001.         mainStream << "@prefix doap: <http://usefulinc.com/ns/doap#> .\n";

  1002.         mainStream << "@prefix lv2:  <http://lv2plug.in/ns/lv2core#> .\n";

  1003.         mainStream << "@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .\n";

  1004.         mainStream << "@prefix ui:   <http://lv2plug.in/ns/extensions/ui#> .\n";

  1005.         mainStream << "\n";

  1006.         mainStream << "<>\n";

  1007.         mainStream << "    a lv2:Plugin ;\n";

  1008.         mainStream << "\n";

  1009.         mainStream << "    lv2:requiredFeature <http://lv2plug.in/ns/ext/buf-size#boundedBlockLength> ,\n";

  1010.         mainStream << "                        <http://lv2plug.in/ns/ext/options#options> ,\n";

  1011.         mainStream << "                        <http://lv2plug.in/ns/ext/urid#map> ;\n";

  1012.         mainStream << "\n";

  1013. 

  1014.         if (pData->hints & PLUGIN_HAS_CUSTOM_UI)

  1015.         {

  1016.             mainStream << "    ui:ui <ext-ui> ;\n";

  1017.             mainStream << "\n";

  1018.         }

  1019. 

  1020.         const uint32_t midiIns  = getMidiInCount();

  1021.         const uint32_t midiOuts = getMidiOutCount();

  1022. 

  1023.         int portIndex = 0;

  1024. 

  1025.         if (midiIns > 0)

  1026.         {

  1027.             mainStream << "    lv2:port [\n";

  1028.             mainStream << "        a lv2:InputPort, atom:AtomPort ;\n";

  1029.             mainStream << "        lv2:index 0 ;\n";

  1030.             mainStream << "        lv2:symbol \"clv2_events_in\" ;\n";

  1031.             mainStream << "        lv2:name \"Events Input\" ;\n";

  1032.             mainStream << "        atom:bufferType atom:Sequence ;\n";

  1033.             mainStream << "        atom:supports <http://lv2plug.in/ns/ext/midi#MidiEvent> ,\n";

  1034.             mainStream << "                      <http://lv2plug.in/ns/ext/time#Position> ;\n";

  1035.             mainStream << "    ] ;\n";

  1036.             ++portIndex;

  1037. 

  1038.             for (uint32_t i=1; i<midiIns; ++i)

  1039.             {

  1040.                 const String portIndexNum(portIndex++);

  1041.                 const String portIndexLabel(portIndex);

  1042. 

  1043.                 mainStream << "    lv2:port [\n";

  1044.                 mainStream << "        a lv2:InputPort, atom:AtomPort ;\n";

  1045.                 mainStream << "        lv2:index " << portIndexNum << " ;\n";

  1046.                 mainStream << "        lv2:symbol \"clv2_midi_in_" << portIndexLabel << "\" ;\n";

  1047.                 mainStream << "        lv2:name \"MIDI Input " << portIndexLabel << "\" ;\n";

  1048.                 mainStream << "    ] ;\n";

  1049.             }

  1050.         }

  1051.         else

  1052.         {

  1053.             mainStream << "    lv2:port [\n";

  1054.             mainStream << "        a lv2:InputPort, atom:AtomPort ;\n";

  1055.             mainStream << "        lv2:index 0 ;\n";

  1056.             mainStream << "        lv2:symbol \"clv2_time_info\" ;\n";

  1057.             mainStream << "        lv2:name \"Time Info\" ;\n";

  1058.             mainStream << "        atom:bufferType atom:Sequence ;\n";

  1059.             mainStream << "        atom:supports <http://lv2plug.in/ns/ext/time#Position> ;\n";

  1060.             mainStream << "    ] ;\n";

  1061.             ++portIndex;

  1062.         }

  1063. 

  1064.         for (uint32_t i=0; i<midiOuts; ++i)

  1065.         {

  1066.             const String portIndexNum(portIndex++);

  1067.             const String portIndexLabel(portIndex);

  1068. 

  1069.             mainStream << "    lv2:port [\n";

  1070.             mainStream << "        a lv2:InputPort, atom:AtomPort ;\n";

  1071.             mainStream << "        lv2:index " << portIndexNum << " ;\n";

  1072.             mainStream << "        lv2:symbol \"clv2_midi_out_" << portIndexLabel << "\" ;\n";

  1073.             mainStream << "        lv2:name \"MIDI Output " << portIndexLabel << "\" ;\n";

  1074.             mainStream << "        atom:bufferType atom:Sequence ;\n";

  1075.             mainStream << "        atom:supports <http://lv2plug.in/ns/ext/midi#MidiEvent> ;\n";

  1076.             mainStream << "    ] ;\n";

  1077.         }

  1078. 

  1079.         mainStream << "    lv2:port [\n";

  1080.         mainStream << "        a lv2:InputPort, lv2:ControlPort ;\n";

  1081.         mainStream << "        lv2:index " << String(portIndex++) << " ;\n";

  1082.         mainStream << "        lv2:name \"freewheel\" ;\n";

  1083.         mainStream << "        lv2:symbol \"clv2_freewheel\" ;\n";

  1084.         mainStream << "        lv2:default 0 ;\n";

  1085.         mainStream << "        lv2:minimum 0 ;\n";

  1086.         mainStream << "        lv2:maximum 1 ;\n";

  1087.         mainStream << "        lv2:designation lv2:freeWheeling ;\n";

  1088.         mainStream << "        lv2:portProperty lv2:toggled , lv2:integer ;\n";

  1089.         mainStream << "        lv2:portProperty <http://lv2plug.in/ns/ext/port-props#notOnGUI> ;\n";

  1090.         mainStream << "    ] ;\n";

  1091. 

  1092.         for (uint32_t i=0; i<pData->audioIn.count; ++i)

  1093.         {

  1094.             const String portIndexNum(portIndex++);

  1095.             const String portIndexLabel(i+1);

  1096. 

  1097.             mainStream << "    lv2:port [\n";

  1098.             mainStream << "        a lv2:InputPort, lv2:AudioPort ;\n";

  1099.             mainStream << "        lv2:index " << portIndexNum << " ;\n";

  1100.             mainStream << "        lv2:symbol \"clv2_audio_in_" << portIndexLabel << "\" ;\n";

  1101.             mainStream << "        lv2:name \"Audio Input " << portIndexLabel << "\" ;\n";

  1102.             mainStream << "    ] ;\n";

  1103.         }

  1104. 

  1105.         for (uint32_t i=0; i<pData->audioOut.count; ++i)

  1106.         {

  1107.             const String portIndexNum(portIndex++);

  1108.             const String portIndexLabel(i+1);

  1109. 

  1110.             mainStream << "    lv2:port [\n";

  1111.             mainStream << "        a lv2:OutputPort, lv2:AudioPort ;\n";

  1112.             mainStream << "        lv2:index " << portIndexNum << " ;\n";

  1113.             mainStream << "        lv2:symbol \"clv2_audio_out_" << portIndexLabel << "\" ;\n";

  1114.             mainStream << "        lv2:name \"Audio Output " << portIndexLabel << "\" ;\n";

  1115.             mainStream << "    ] ;\n";

  1116.         }

  1117. 

  1118.         CarlaStringList uniqueSymbolNames;

  1119. 

  1120.         char strBufName[STR_MAX+1];

  1121.         char strBufSymbol[STR_MAX+1];

  1122.         strBufName[STR_MAX] = strBufSymbol[STR_MAX] = '\0';

  1123. 

  1124.         for (uint32_t i=0; i<pData->param.count; ++i)

  1125.         {

  1126.             const ParameterData&   paramData(pData->param.data[i]);

  1127.             const ParameterRanges& paramRanges(pData->param.ranges[i]);

  1128. 

  1129.             const String portIndexNum(portIndex++);

  1130. 

  1131.             mainStream << "    lv2:port [\n";

  1132. 

  1133.             if (paramData.type == PARAMETER_INPUT)

  1134.                 mainStream << "        a lv2:InputPort, lv2:ControlPort ;\n";

  1135.             else

  1136.                 mainStream << "        a lv2:OutputPort, lv2:ControlPort ;\n";

  1137. 

  1138.             if (paramData.hints & PARAMETER_IS_BOOLEAN)

  1139.                 mainStream << "        lv2:portProperty lv2:toggled ;\n";

  1140. 

  1141.             if (paramData.hints & PARAMETER_IS_INTEGER)

  1142.                 mainStream << "        lv2:portProperty lv2:integer ;\n";

  1143. 

  1144.             // TODO logarithmic, enabled (not on gui), automable, samplerate, scalepoints

  1145. 

  1146.             strBufName[0] = strBufSymbol[0] = '\0';

  1147.             getParameterName(i, strBufName);

  1148.             getParameterSymbol(i, strBufSymbol);

  1149. 

  1150.             if (strBufSymbol[0] == '\0')

  1151.             {

  1152.                 CarlaString s(strBufName);

  1153.                 s.toBasic();

  1154.                 std::memcpy(strBufSymbol, s.buffer(), s.length()+1);

  1155. 

  1156.                 if (strBufSymbol[0] >= '0' && strBufSymbol[0] <= '9')

  1157.                 {

  1158.                     const size_t len(std::strlen(strBufSymbol));

  1159.                     std::memmove(strBufSymbol+1, strBufSymbol, len);

  1160.                     strBufSymbol[0]   = '_';

  1161.                     strBufSymbol[len+1] = '\0';

  1162.                 }

  1163.             }

  1164. 

  1165.             if (uniqueSymbolNames.contains(strBufSymbol))

  1166.             {

  1167.                 std::snprintf(strBufSymbol, STR_MAX, "clv2_param_%d", i+1);

  1168.                 strBufSymbol[STR_MAX] = '\0';

  1169.             }

  1170. 

  1171.             mainStream << "        lv2:index " << portIndexNum << " ;\n";

  1172.             mainStream << "        lv2:symbol \"" << strBufSymbol << "\" ;\n";

  1173.             mainStream << "        lv2:name \"\"\"" << strBufName << "\"\"\" ;\n";

  1174.             mainStream << "        lv2:default " << String(paramRanges.def) << " ;\n";

  1175.             mainStream << "        lv2:minimum " << String(paramRanges.min) << " ;\n";

  1176.             mainStream << "        lv2:maximum " << String(paramRanges.max) << " ;\n";

  1177. 

  1178.             // TODO midiCC, midiChannel

  1179. 

  1180.             mainStream << "    ] ;\n";

  1181.         }

  1182. 

  1183.         mainStream << "    rdfs:comment \"Plugin generated using Carla LV2 export.\" ;\n";

  1184.         mainStream << "    doap:name \"\"\"" << getName() << "\"\"\" .\n";

  1185.         mainStream << "\n";

  1186. 

  1187.         const CarlaString mainFilename(bundlepath + CARLA_OS_SEP_STR + symbol + ".ttl");

  1188.         const File mainFile(mainFilename.buffer());

  1189. 

  1190.         if (! mainFile.replaceWithData(mainStream.getData(), mainStream.getDataSize()))

  1191.         {

  1192.             pData->engine->setLastError("Failed to write main plugin ttl file");

  1193.             return false;

  1194.         }

  1195.     }

  1196. 

  1197.     const CarlaString binaryFilename(bundlepath + CARLA_OS_SEP_STR + symbol + CARLA_LIB_EXT);

  1198. 

  1199.     const File binaryFileSource(File::getSpecialLocation(File::currentExecutableFile).getSiblingFile("carla-bridge-lv2" CARLA_LIB_EXT));

  1200.     const File binaryFileTarget(binaryFilename.buffer());

  1201. 

  1202.     if (! binaryFileSource.createSymbolicLink(binaryFileTarget, true))

  1203.     {

  1204.         pData->engine->setLastError("Failed to create symbolik link of plugin binary");

  1205.         return false;

  1206.     }

  1207. 

  1208.     const EngineOptions& opts(pData->engine->getOptions());

  1209. 

  1210.     const CarlaString binFolderTarget(bundlepath + CARLA_OS_SEP_STR + "bin");

  1211.     const CarlaString resFolderTarget(bundlepath + CARLA_OS_SEP_STR + "res");

  1212. 

  1213.     File(opts.binaryDir).createSymbolicLink(File(binFolderTarget.buffer()), true);

  1214.     File(opts.resourceDir).createSymbolicLink(File(resFolderTarget.buffer()), true);

  1215. 

  1216.     return true;

  1217. }

  1218. 

  1219. // -------------------------------------------------------------------

  1220. // Set data (internal stuff)

  1221. 

  1222. void CarlaPlugin::setId(const uint newId) noexcept

  1223. {

  1224.     pData->id = newId;

  1225. }

  1226. 

  1227. void CarlaPlugin::setName(const char* const newName)

  1228. {

  1229.     CARLA_SAFE_ASSERT_RETURN(newName != nullptr && newName[0] != '\0',);

  1230. 

  1231.     if (pData->name != nullptr)

  1232.         delete[] pData->name;

  1233. 

  1234.     pData->name = carla_strdup(newName);

  1235. }

  1236. 

  1237. void CarlaPlugin::setOption(const uint option, const bool yesNo, const bool sendCallback)

  1238. {

  1239.     CARLA_SAFE_ASSERT_RETURN(getOptionsAvailable() & option,);

  1240. 

  1241.     if (yesNo)

  1242.         pData->options |= option;

  1243.     else

  1244.         pData->options &= ~option;

  1245. 

  1246. #ifndef BUILD_BRIDGE

  1247.     if (sendCallback)

  1248.         pData->engine->callback(ENGINE_CALLBACK_OPTION_CHANGED, pData->id, static_cast<int>(option), yesNo ? 1 : 0, 0.0f, nullptr);

  1249. #else

  1250.     // unused

  1251.     return; (void)sendCallback;

  1252. #endif

  1253. }

  1254. 

  1255. void CarlaPlugin::setEnabled(const bool yesNo) noexcept

  1256. {

  1257.     if (pData->enabled == yesNo)

  1258.         return;

  1259. 

  1260.     pData->masterMutex.lock();

  1261.     pData->enabled = yesNo;

  1262. 

  1263.     if (yesNo && ! pData->client->isActive())

  1264.         pData->client->activate();

  1265. 

  1266.     pData->masterMutex.unlock();

  1267. }

  1268. 

  1269. void CarlaPlugin::setActive(const bool active, const bool sendOsc, const bool sendCallback) noexcept

  1270. {

  1271. #ifndef BUILD_BRIDGE

  1272.     CARLA_SAFE_ASSERT_RETURN(sendOsc || sendCallback,); // never call this from RT

  1273. #endif

  1274. 

  1275.     if (pData->active == active)

  1276.         return;

  1277. 

  1278.     {

  1279.         const ScopedSingleProcessLocker spl(this, true);

  1280. 

  1281.         if (active)

  1282.             activate();

  1283.         else

  1284.             deactivate();

  1285.     }

  1286. 

  1287.     pData->active = active;

  1288. 

  1289. #ifndef BUILD_BRIDGE

  1290.     const float value(active ? 1.0f : 0.0f);

  1291. 

  1292. # ifdef HAVE_LIBLO

  1293.     if (sendOsc && pData->engine->isOscControlRegistered())

  1294.         pData->engine->oscSend_control_set_parameter_value(pData->id, PARAMETER_ACTIVE, value);

  1295. # endif

  1296. 

  1297.     if (sendCallback)

  1298.         pData->engine->callback(ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED, pData->id, PARAMETER_ACTIVE, 0, value, nullptr);

  1299. #endif

  1300. 

  1301.     // may be unused

  1302.     return; (void)sendOsc; (void)sendCallback;

  1303. }

  1304. 

  1305. #ifndef BUILD_BRIDGE

  1306. void CarlaPlugin::setDryWet(const float value, const bool sendOsc, const bool sendCallback) noexcept

  1307. {

  1308.     CARLA_SAFE_ASSERT(value >= 0.0f && value <= 1.0f);

  1309. 

  1310.     const float fixedValue(carla_fixedValue<float>(0.0f, 1.0f, value));

  1311. 

  1312.     if (carla_isEqual(pData->postProc.dryWet, fixedValue))

  1313.         return;

  1314. 

  1315.     pData->postProc.dryWet = fixedValue;

  1316. 

  1317. #ifdef HAVE_LIBLO

  1318.     if (sendOsc && pData->engine->isOscControlRegistered())

  1319.         pData->engine->oscSend_control_set_parameter_value(pData->id, PARAMETER_DRYWET, fixedValue);

  1320. #endif

  1321. 

  1322.     if (sendCallback)

  1323.         pData->engine->callback(ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED, pData->id, PARAMETER_DRYWET, 0, fixedValue, nullptr);

  1324. 

  1325.     // may be unused

  1326.     return; (void)sendOsc;

  1327. }

  1328. 

  1329. void CarlaPlugin::setVolume(const float value, const bool sendOsc, const bool sendCallback) noexcept

  1330. {

  1331.     CARLA_SAFE_ASSERT(value >= 0.0f && value <= 1.27f);

  1332. 

  1333.     const float fixedValue(carla_fixedValue<float>(0.0f, 1.27f, value));

  1334. 

  1335.     if (carla_isEqual(pData->postProc.volume, fixedValue))

  1336.         return;

  1337. 

  1338.     pData->postProc.volume = fixedValue;

  1339. 

  1340. #ifdef HAVE_LIBLO

  1341.     if (sendOsc && pData->engine->isOscControlRegistered())

  1342.         pData->engine->oscSend_control_set_parameter_value(pData->id, PARAMETER_VOLUME, fixedValue);

  1343. #endif

  1344. 

  1345.     if (sendCallback)

  1346.         pData->engine->callback(ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED, pData->id, PARAMETER_VOLUME, 0, fixedValue, nullptr);

  1347. 

  1348.     // may be unused

  1349.     return; (void)sendOsc;

  1350. }

  1351. 

  1352. void CarlaPlugin::setBalanceLeft(const float value, const bool sendOsc, const bool sendCallback) noexcept

  1353. {

  1354.     CARLA_SAFE_ASSERT(value >= -1.0f && value <= 1.0f);

  1355. 

  1356.     const float fixedValue(carla_fixedValue<float>(-1.0f, 1.0f, value));

  1357. 

  1358.     if (carla_isEqual(pData->postProc.balanceLeft, fixedValue))

  1359.         return;

  1360. 

  1361.     pData->postProc.balanceLeft = fixedValue;

  1362. 

  1363. #ifdef HAVE_LIBLO

  1364.     if (sendOsc && pData->engine->isOscControlRegistered())

  1365.         pData->engine->oscSend_control_set_parameter_value(pData->id, PARAMETER_BALANCE_LEFT, fixedValue);

  1366. #endif

  1367. 

  1368.     if (sendCallback)

  1369.         pData->engine->callback(ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED, pData->id, PARAMETER_BALANCE_LEFT, 0, fixedValue, nullptr);

  1370. 

  1371.     // may be unused

  1372.     return; (void)sendOsc;

  1373. }

  1374. 

  1375. void CarlaPlugin::setBalanceRight(const float value, const bool sendOsc, const bool sendCallback) noexcept

  1376. {

  1377.     CARLA_SAFE_ASSERT(value >= -1.0f && value <= 1.0f);

  1378. 

  1379.     const float fixedValue(carla_fixedValue<float>(-1.0f, 1.0f, value));

  1380. 

  1381.     if (carla_isEqual(pData->postProc.balanceRight, fixedValue))

  1382.         return;

  1383. 

  1384.     pData->postProc.balanceRight = fixedValue;

  1385. 

  1386. #ifdef HAVE_LIBLO

  1387.     if (sendOsc && pData->engine->isOscControlRegistered())

  1388.         pData->engine->oscSend_control_set_parameter_value(pData->id, PARAMETER_BALANCE_RIGHT, fixedValue);

  1389. #endif

  1390. 

  1391.     if (sendCallback)

  1392.         pData->engine->callback(ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED, pData->id, PARAMETER_BALANCE_RIGHT, 0, fixedValue, nullptr);

  1393. 

  1394.     // may be unused

  1395.     return; (void)sendOsc;

  1396. }

  1397. 

  1398. void CarlaPlugin::setPanning(const float value, const bool sendOsc, const bool sendCallback) noexcept

  1399. {

  1400.     CARLA_SAFE_ASSERT(value >= -1.0f && value <= 1.0f);

  1401. 

  1402.     const float fixedValue(carla_fixedValue<float>(-1.0f, 1.0f, value));

  1403. 

  1404.     if (carla_isEqual(pData->postProc.panning, fixedValue))

  1405.         return;

  1406. 

  1407.     pData->postProc.panning = fixedValue;

  1408. 

  1409. #ifdef HAVE_LIBLO

  1410.     if (sendOsc && pData->engine->isOscControlRegistered())

  1411.         pData->engine->oscSend_control_set_parameter_value(pData->id, PARAMETER_PANNING, fixedValue);

  1412. #endif

  1413. 

  1414.     if (sendCallback)

  1415.         pData->engine->callback(ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED, pData->id, PARAMETER_PANNING, 0, fixedValue, nullptr);

  1416. 

  1417.     // may be unused

  1418.     return; (void)sendOsc;

  1419. }

  1420. #endif // ! BUILD_BRIDGE

  1421. 

  1422. void CarlaPlugin::setCtrlChannel(const int8_t channel, const bool sendOsc, const bool sendCallback) noexcept

  1423. {

  1424. #ifndef BUILD_BRIDGE

  1425.     CARLA_SAFE_ASSERT_RETURN(sendOsc || sendCallback,); // never call this from RT

  1426. #endif

  1427.     CARLA_SAFE_ASSERT_RETURN(channel >= -1 && channel < MAX_MIDI_CHANNELS,);

  1428. 

  1429.     if (pData->ctrlChannel == channel)

  1430.         return;

  1431. 

  1432.     pData->ctrlChannel = channel;

  1433. 

  1434. #ifndef BUILD_BRIDGE

  1435.     const float channelf(channel);

  1436. 

  1437. # ifdef HAVE_LIBLO

  1438.     if (sendOsc && pData->engine->isOscControlRegistered())

  1439.         pData->engine->oscSend_control_set_parameter_value(pData->id, PARAMETER_CTRL_CHANNEL, channelf);

  1440. # endif

  1441. 

  1442.     if (sendCallback)

  1443.         pData->engine->callback(ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED, pData->id, PARAMETER_CTRL_CHANNEL, 0, channelf, nullptr);

  1444. #endif

  1445. 

  1446.     // may be unused

  1447.     return; (void)sendOsc; (void)sendCallback;

  1448. }

  1449. 

  1450. // -------------------------------------------------------------------

  1451. // Set data (plugin-specific stuff)

  1452. 

  1453. void CarlaPlugin::setParameterValue(const uint32_t parameterId, const float value, const bool sendGui, const bool sendOsc, const bool sendCallback) noexcept

  1454. {

  1455.     CARLA_SAFE_ASSERT_RETURN(parameterId < pData->param.count,);

  1456. 

  1457.     if (sendGui && (pData->hints & PLUGIN_HAS_CUSTOM_UI) != 0)

  1458.         uiParameterChange(parameterId, value);

  1459. 

  1460. #if defined(HAVE_LIBLO) && ! defined(BUILD_BRIDGE)

  1461.     if (sendOsc && pData->engine->isOscControlRegistered())

  1462.         pData->engine->oscSend_control_set_parameter_value(pData->id, static_cast<int32_t>(parameterId), value);

  1463. #endif

  1464. 

  1465.     if (sendCallback)

  1466.         pData->engine->callback(ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED, pData->id, static_cast<int>(parameterId), 0, value, nullptr);

  1467. 

  1468.     // may be unused

  1469.     return; (void)sendOsc;

  1470. }

  1471. 

  1472. void CarlaPlugin::setParameterValueByRealIndex(const int32_t rindex, const float value, const bool sendGui, const bool sendOsc, const bool sendCallback) noexcept

  1473. {

  1474. #ifndef BUILD_BRIDGE

  1475.     CARLA_SAFE_ASSERT_RETURN(rindex > PARAMETER_MAX && rindex != PARAMETER_NULL,);

  1476. 

  1477.     switch (rindex)

  1478.     {

  1479.     case PARAMETER_ACTIVE:

  1480.         return setActive((value > 0.0f), sendOsc, sendCallback);

  1481.     case PARAMETER_CTRL_CHANNEL:

  1482.         return setCtrlChannel(int8_t(value), sendOsc, sendCallback);

  1483.     case PARAMETER_DRYWET:

  1484.         return setDryWet(value, sendOsc, sendCallback);

  1485.     case PARAMETER_VOLUME:

  1486.         return setVolume(value, sendOsc, sendCallback);

  1487.     case PARAMETER_BALANCE_LEFT:

  1488.         return setBalanceLeft(value, sendOsc, sendCallback);

  1489.     case PARAMETER_BALANCE_RIGHT:

  1490.         return setBalanceRight(value, sendOsc, sendCallback);

  1491.     case PARAMETER_PANNING:

  1492.         return setPanning(value, sendOsc, sendCallback);

  1493.     }

  1494. #endif

  1495.     CARLA_SAFE_ASSERT_RETURN(rindex >= 0,);

  1496. 

  1497.     for (uint32_t i=0; i < pData->param.count; ++i)

  1498.     {

  1499.         if (pData->param.data[i].rindex == rindex)

  1500.         {

  1501.             //if (carla_isNotEqual(getParameterValue(i), value))

  1502.             setParameterValue(i, value, sendGui, sendOsc, sendCallback);

  1503.             break;

  1504.         }

  1505.     }

  1506. }

  1507. 

  1508. void CarlaPlugin::setParameterMidiChannel(const uint32_t parameterId, const uint8_t channel, const bool sendOsc, const bool sendCallback) noexcept

  1509. {

  1510. #ifndef BUILD_BRIDGE

  1511.     CARLA_SAFE_ASSERT_RETURN(sendOsc || sendCallback,); // never call this from RT

  1512. #endif

  1513.     CARLA_SAFE_ASSERT_RETURN(parameterId < pData->param.count,);

  1514.     CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS,);

  1515. 

  1516.     pData->param.data[parameterId].midiChannel = channel;

  1517. 

  1518. #ifndef BUILD_BRIDGE

  1519. # ifdef HAVE_LIBLO

  1520.     if (sendOsc && pData->engine->isOscControlRegistered())

  1521.         pData->engine->oscSend_control_set_parameter_midi_channel(pData->id, parameterId, channel);

  1522. # endif

  1523. 

  1524.     if (sendCallback)

  1525.         pData->engine->callback(ENGINE_CALLBACK_PARAMETER_MIDI_CHANNEL_CHANGED, pData->id, static_cast<int>(parameterId), channel, 0.0f, nullptr);

  1526. #endif

  1527. 

  1528.     // may be unused

  1529.     return; (void)sendOsc; (void)sendCallback;

  1530. }

  1531. 

  1532. void CarlaPlugin::setParameterMidiCC(const uint32_t parameterId, const int16_t cc, const bool sendOsc, const bool sendCallback) noexcept

  1533. {

  1534. #ifndef BUILD_BRIDGE

  1535.     CARLA_SAFE_ASSERT_RETURN(sendOsc || sendCallback,); // never call this from RT

  1536. #endif

  1537.     CARLA_SAFE_ASSERT_RETURN(parameterId < pData->param.count,);

  1538.     CARLA_SAFE_ASSERT_RETURN(cc >= -1 && cc < MAX_MIDI_CONTROL,);

  1539. 

  1540.     pData->param.data[parameterId].midiCC = cc;

  1541. 

  1542. #ifndef BUILD_BRIDGE

  1543. # ifdef HAVE_LIBLO

  1544.     if (sendOsc && pData->engine->isOscControlRegistered())

  1545.         pData->engine->oscSend_control_set_parameter_midi_cc(pData->id, parameterId, cc);

  1546. # endif

  1547. 

  1548.     if (sendCallback)

  1549.         pData->engine->callback(ENGINE_CALLBACK_PARAMETER_MIDI_CC_CHANGED, pData->id, static_cast<int>(parameterId), cc, 0.0f, nullptr);

  1550. #endif

  1551. 

  1552.     // may be unused

  1553.     return; (void)sendOsc; (void)sendCallback;

  1554. }

  1555. 

  1556. void CarlaPlugin::setCustomData(const char* const type, const char* const key, const char* const value, const bool)

  1557. {

  1558.     CARLA_SAFE_ASSERT_RETURN(type != nullptr && type[0] != '\0',);

  1559.     CARLA_SAFE_ASSERT_RETURN(key != nullptr && key[0] != '\0',);

  1560.     CARLA_SAFE_ASSERT_RETURN(value != nullptr,);

  1561. 

  1562.     // Ignore some keys

  1563.     if (std::strcmp(type, CUSTOM_DATA_TYPE_STRING) == 0)

  1564.     {

  1565.         if (std::strncmp(key, "OSC:", 4) == 0 || std::strncmp(key, "CarlaAlternateFile", 18) == 0 || std::strcmp(key, "guiVisible") == 0)

  1566.             return;

  1567.     }

  1568. 

  1569.     // Check if we already have this key

  1570.     for (LinkedList<CustomData>::Itenerator it = pData->custom.begin2(); it.valid(); it.next())

  1571.     {

  1572.         CustomData& customData(it.getValue(kCustomDataFallbackNC));

  1573.         CARLA_SAFE_ASSERT_CONTINUE(customData.isValid());

  1574. 

  1575.         if (std::strcmp(customData.key, key) == 0)

  1576.         {

  1577.             if (customData.value != nullptr)

  1578.                 delete[] customData.value;

  1579. 

  1580.             customData.value = carla_strdup(value);

  1581.             return;

  1582.         }

  1583.     }

  1584. 

  1585.     // Otherwise store it

  1586.     CustomData customData;

  1587.     customData.type  = carla_strdup(type);

  1588.     customData.key   = carla_strdup(key);

  1589.     customData.value = carla_strdup(value);

  1590.     pData->custom.append(customData);

  1591. }

  1592. 

  1593. void CarlaPlugin::setChunkData(const void* const data, const std::size_t dataSize)

  1594. {

  1595.     CARLA_SAFE_ASSERT_RETURN(data != nullptr,);

  1596.     CARLA_SAFE_ASSERT_RETURN(dataSize > 0,);

  1597.     CARLA_SAFE_ASSERT(false); // this should never happen

  1598. }

  1599. 

  1600. void CarlaPlugin::setProgram(const int32_t index, const bool sendGui, const bool sendOsc, const bool sendCallback) noexcept

  1601. {

  1602.     CARLA_SAFE_ASSERT_RETURN(index >= -1 && index < static_cast<int32_t>(pData->prog.count),);

  1603. 

  1604.     pData->prog.current = index;

  1605. 

  1606. #if defined(HAVE_LIBLO) && ! defined(BUILD_BRIDGE)

  1607.     const bool reallySendOsc(sendOsc && pData->engine->isOscControlRegistered());

  1608. 

  1609.     if (reallySendOsc && index < 50)

  1610.         pData->engine->oscSend_control_set_current_program(pData->id, index);

  1611. #else

  1612.     const bool reallySendOsc(false);

  1613. #endif

  1614. 

  1615.     if (sendCallback)

  1616.         pData->engine->callback(ENGINE_CALLBACK_PROGRAM_CHANGED, pData->id, index, 0, 0.0f, nullptr);

  1617. 

  1618.     // Change default parameter values

  1619.     if (index >= 0)

  1620.     {

  1621.         if (sendGui && (pData->hints & PLUGIN_HAS_CUSTOM_UI) != 0)

  1622.             uiProgramChange(static_cast<uint32_t>(index));

  1623. 

  1624.         if (getType() == PLUGIN_GIG || getType() == PLUGIN_SF2 || getType() == PLUGIN_SFZ)

  1625.             return;

  1626. 

  1627.         pData->updateParameterValues(this, reallySendOsc, sendCallback, true);

  1628.     }

  1629. 

  1630.     // may be unused

  1631.     return; (void)sendOsc;

  1632. }

  1633. 

  1634. void CarlaPlugin::setMidiProgram(const int32_t index, const bool sendGui, const bool sendOsc, const bool sendCallback) noexcept

  1635. {

  1636.     CARLA_SAFE_ASSERT_RETURN(index >= -1 && index < static_cast<int32_t>(pData->midiprog.count),);

  1637. 

  1638.     pData->midiprog.current = index;

  1639. 

  1640. #if defined(HAVE_LIBLO) && ! defined(BUILD_BRIDGE)

  1641.     const bool reallySendOsc(sendOsc && pData->engine->isOscControlRegistered());

  1642. 

  1643.     if (reallySendOsc && index < 50)

  1644.         pData->engine->oscSend_control_set_current_midi_program(pData->id, index);

  1645. #else

  1646.     const bool reallySendOsc(false);

  1647. #endif

  1648. 

  1649.     if (sendCallback)

  1650.         pData->engine->callback(ENGINE_CALLBACK_MIDI_PROGRAM_CHANGED, pData->id, index, 0, 0.0f, nullptr);

  1651. 

  1652.     if (index >= 0)

  1653.     {

  1654.         if (sendGui && (pData->hints & PLUGIN_HAS_CUSTOM_UI) != 0)

  1655.             uiMidiProgramChange(static_cast<uint32_t>(index));

  1656. 

  1657.         if (getType() == PLUGIN_GIG || getType() == PLUGIN_SF2 || getType() == PLUGIN_SFZ)

  1658.             return;

  1659. 

  1660.         pData->updateParameterValues(this, reallySendOsc, sendCallback, true);

  1661.     }

  1662. 

  1663.     // may be unused

  1664.     return; (void)sendOsc;

  1665. }

  1666. 

  1667. void CarlaPlugin::setMidiProgramById(const uint32_t bank, const uint32_t program, const bool sendGui, const bool sendOsc, const bool sendCallback) noexcept

  1668. {

  1669.     for (uint32_t i=0; i < pData->midiprog.count; ++i)

  1670.     {

  1671.         if (pData->midiprog.data[i].bank == bank && pData->midiprog.data[i].program == program)

  1672.             return setMidiProgram(static_cast<int32_t>(i), sendGui, sendOsc, sendCallback);

  1673.     }

  1674. }

  1675. 

  1676. // -------------------------------------------------------------------

  1677. // Plugin state

  1678. 

  1679. void CarlaPlugin::reloadPrograms(const bool)

  1680. {

  1681. }

  1682. 

  1683. // -------------------------------------------------------------------

  1684. // Plugin processing

  1685. 

  1686. void CarlaPlugin::activate() noexcept

  1687. {

  1688.     CARLA_SAFE_ASSERT(! pData->active);

  1689. }

  1690. 

  1691. void CarlaPlugin::deactivate() noexcept

  1692. {

  1693.     CARLA_SAFE_ASSERT(pData->active);

  1694. }

  1695. 

  1696. void CarlaPlugin::bufferSizeChanged(const uint32_t)

  1697. {

  1698. }

  1699. 

  1700. void CarlaPlugin::sampleRateChanged(const double)

  1701. {

  1702. }

  1703. 

  1704. void CarlaPlugin::offlineModeChanged(const bool)

  1705. {

  1706. }

  1707. 

  1708. // -------------------------------------------------------------------

  1709. // Misc

  1710. 

  1711. void CarlaPlugin::idle()

  1712. {

  1713.     if (! pData->enabled)

  1714.         return;

  1715. 

  1716.     const bool hasUI(pData->hints & PLUGIN_HAS_CUSTOM_UI);

  1717.     const bool needsUiMainThread(pData->hints & PLUGIN_NEEDS_UI_MAIN_THREAD);

  1718. #if defined(HAVE_LIBLO) && ! defined(BUILD_BRIDGE)

  1719.     const bool sendOsc(pData->engine->isOscControlRegistered());

  1720. #endif

  1721.     const uint32_t latency(getLatencyInFrames());

  1722. 

  1723.     if (pData->latency.frames != latency)

  1724.     {

  1725.         carla_stdout("latency changed to %i samples", latency);

  1726. 

  1727.         const ScopedSingleProcessLocker sspl(this, true);

  1728. 

  1729.         pData->client->setLatency(latency);

  1730. #ifndef BUILD_BRIDGE

  1731.         pData->latency.recreateBuffers(pData->latency.channels, latency);

  1732. #else

  1733.         pData->latency.frames = latency;

  1734. #endif

  1735.     }

  1736. 

  1737.     const CarlaMutexLocker sl(pData->postRtEvents.mutex);

  1738. 

  1739.     for (RtLinkedList<PluginPostRtEvent>::Itenerator it = pData->postRtEvents.data.begin2(); it.valid(); it.next())

  1740.     {

  1741.         const PluginPostRtEvent& event(it.getValue(kPluginPostRtEventFallback));

  1742.         CARLA_SAFE_ASSERT_CONTINUE(event.type != kPluginPostRtEventNull);

  1743. 

  1744.         switch (event.type)

  1745.         {

  1746.         case kPluginPostRtEventNull: {

  1747.         } break;

  1748. 

  1749.         case kPluginPostRtEventDebug: {

  1750.             pData->engine->callback(ENGINE_CALLBACK_DEBUG, pData->id, event.value1, event.value2, event.value3, nullptr);

  1751.         } break;

  1752. 

  1753.         case kPluginPostRtEventParameterChange: {

  1754.             // Update UI

  1755.             if (event.value1 >= 0 && hasUI)

  1756.             {

  1757.                 if (needsUiMainThread)

  1758.                     pData->postUiEvents.append(event);

  1759.                 else

  1760.                     uiParameterChange(static_cast<uint32_t>(event.value1), event.value3);

  1761.             }

  1762. 

  1763.             if (event.value2 != 1)

  1764.             {

  1765. #if defined(HAVE_LIBLO) && ! defined(BUILD_BRIDGE)

  1766.                 // Update OSC control client

  1767.                 if (sendOsc)

  1768.                     pData->engine->oscSend_control_set_parameter_value(pData->id, event.value1, event.value3);

  1769. #endif

  1770.                 // Update Host

  1771.                 pData->engine->callback(ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED, pData->id, event.value1, 0, event.value3, nullptr);

  1772.             }

  1773.         } break;

  1774. 

  1775.         case kPluginPostRtEventProgramChange: {

  1776.             // Update UI

  1777.             if (event.value1 >= 0 && hasUI)

  1778.             {

  1779.                 if (needsUiMainThread)

  1780.                     pData->postUiEvents.append(event);

  1781.                 else

  1782.                     uiProgramChange(static_cast<uint32_t>(event.value1));

  1783.             }

  1784. 

  1785.             // Update param values

  1786.             for (uint32_t j=0; j < pData->param.count; ++j)

  1787.             {

  1788.                 const float paramDefault(pData->param.ranges[j].def);

  1789.                 const float paramValue(getParameterValue(j));

  1790. 

  1791. #if defined(HAVE_LIBLO) && ! defined(BUILD_BRIDGE)

  1792.                 if (sendOsc && j < 50)

  1793.                 {

  1794.                     pData->engine->oscSend_control_set_parameter_value(pData->id, static_cast<int32_t>(j), paramValue);

  1795.                     pData->engine->oscSend_control_set_default_value(pData->id, j, paramDefault);

  1796.                 }

  1797. #endif

  1798.                 pData->engine->callback(ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED, pData->id, static_cast<int>(j), 0, paramValue, nullptr);

  1799.                 pData->engine->callback(ENGINE_CALLBACK_PARAMETER_DEFAULT_CHANGED, pData->id, static_cast<int>(j), 0, paramDefault, nullptr);

  1800.             }

  1801. 

  1802. #if defined(HAVE_LIBLO) && ! defined(BUILD_BRIDGE)

  1803.             // Update OSC control client

  1804.             if (sendOsc)

  1805.                 pData->engine->oscSend_control_set_current_program(pData->id, event.value1);

  1806. #endif

  1807.             // Update Host

  1808.             pData->engine->callback(ENGINE_CALLBACK_PROGRAM_CHANGED, pData->id, event.value1, 0, 0.0f, nullptr);

  1809. 

  1810.         } break;

  1811. 

  1812.         case kPluginPostRtEventMidiProgramChange: {

  1813.             // Update UI

  1814.             if (event.value1 >= 0 && hasUI)

  1815.             {

  1816.                 if (needsUiMainThread)

  1817.                     pData->postUiEvents.append(event);

  1818.                 else

  1819.                     uiMidiProgramChange(static_cast<uint32_t>(event.value1));

  1820.             }

  1821. 

  1822.             // Update param values

  1823.             for (uint32_t j=0; j < pData->param.count; ++j)

  1824.             {

  1825.                 const float paramDefault(pData->param.ranges[j].def);

  1826.                 const float paramValue(getParameterValue(j));

  1827. 

  1828. #if defined(HAVE_LIBLO) && ! defined(BUILD_BRIDGE)

  1829.                 if (sendOsc && j < 50)

  1830.                 {

  1831.                     pData->engine->oscSend_control_set_parameter_value(pData->id, static_cast<int32_t>(j), paramValue);

  1832.                     pData->engine->oscSend_control_set_default_value(pData->id, j, paramDefault);

  1833.                 }

  1834. #endif

  1835.                 pData->engine->callback(ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED, pData->id, static_cast<int>(j), 0, paramValue, nullptr);

  1836.                 pData->engine->callback(ENGINE_CALLBACK_PARAMETER_DEFAULT_CHANGED, pData->id, static_cast<int>(j), 0, paramDefault, nullptr);

  1837.             }

  1838. 

  1839. #if defined(HAVE_LIBLO) && ! defined(BUILD_BRIDGE)

  1840.             // Update OSC control client

  1841.             if (sendOsc)

  1842.                 pData->engine->oscSend_control_set_current_midi_program(pData->id, event.value1);

  1843. #endif

  1844.             // Update Host

  1845.             pData->engine->callback(ENGINE_CALLBACK_MIDI_PROGRAM_CHANGED, pData->id, event.value1, 0, 0.0f, nullptr);

  1846. 

  1847.         } break;

  1848. 

  1849.         case kPluginPostRtEventNoteOn: {

  1850.             CARLA_SAFE_ASSERT_BREAK(event.value1 >= 0 && event.value1 < MAX_MIDI_CHANNELS);

  1851.             CARLA_SAFE_ASSERT_BREAK(event.value2 >= 0 && event.value2 < MAX_MIDI_NOTE);

  1852.             CARLA_SAFE_ASSERT_BREAK(event.value3 >= 0 && event.value3 < MAX_MIDI_VALUE);

  1853. 

  1854.             const uint8_t channel  = static_cast<uint8_t>(event.value1);

  1855.             const uint8_t note     = static_cast<uint8_t>(event.value2);

  1856.             const uint8_t velocity = uint8_t(event.value3);

  1857. 

  1858.             // Update UI

  1859.             if (hasUI)

  1860.             {

  1861.                 if (needsUiMainThread)

  1862.                     pData->postUiEvents.append(event);

  1863.                 else

  1864.                     uiNoteOn(channel, note, velocity);

  1865.             }

  1866. 

  1867. #if defined(HAVE_LIBLO) && ! defined(BUILD_BRIDGE)

  1868.             // Update OSC control client

  1869.             if (sendOsc)

  1870.                 pData->engine->oscSend_control_note_on(pData->id, channel, note, velocity);

  1871. #endif

  1872.             // Update Host

  1873.             pData->engine->callback(ENGINE_CALLBACK_NOTE_ON, pData->id, event.value1, event.value2, event.value3, nullptr);

  1874. 

  1875.         } break;

  1876. 

  1877.         case kPluginPostRtEventNoteOff: {

  1878.             CARLA_SAFE_ASSERT_BREAK(event.value1 >= 0 && event.value1 < MAX_MIDI_CHANNELS);

  1879.             CARLA_SAFE_ASSERT_BREAK(event.value2 >= 0 && event.value2 < MAX_MIDI_NOTE);

  1880. 

  1881.             const uint8_t channel = static_cast<uint8_t>(event.value1);

  1882.             const uint8_t note    = static_cast<uint8_t>(event.value2);

  1883. 

  1884.             // Update UI

  1885.             if (hasUI)

  1886.             {

  1887.                 if (needsUiMainThread)

  1888.                     pData->postUiEvents.append(event);

  1889.                 else

  1890.                     uiNoteOff(channel, note);

  1891.             }

  1892. 

  1893. #if defined(HAVE_LIBLO) && ! defined(BUILD_BRIDGE)

  1894.             // Update OSC control client

  1895.             if (sendOsc)

  1896.                 pData->engine->oscSend_control_note_off(pData->id, channel, note);

  1897. #endif

  1898.             // Update Host

  1899.             pData->engine->callback(ENGINE_CALLBACK_NOTE_OFF, pData->id, event.value1, event.value2, 0.0f, nullptr);

  1900. 

  1901.         } break;

  1902.         }

  1903.     }

  1904. 

  1905.     pData->postRtEvents.data.clear();

  1906. }

  1907. 

  1908. bool CarlaPlugin::tryLock(const bool forcedOffline) noexcept

  1909. {

  1910.     if (forcedOffline)

  1911.     {

  1912.         pData->masterMutex.lock();

  1913.         return true;

  1914.     }

  1915. 

  1916.     return pData->masterMutex.tryLock();

  1917. }

  1918. 

  1919. void CarlaPlugin::unlock() noexcept

  1920. {

  1921.     pData->masterMutex.unlock();

  1922. }

  1923. 

  1924. // -------------------------------------------------------------------

  1925. // Plugin buffers

  1926. 

  1927. void CarlaPlugin::initBuffers() const noexcept

  1928. {

  1929.     pData->audioIn.initBuffers();

  1930.     pData->audioOut.initBuffers();

  1931.     pData->cvIn.initBuffers();

  1932.     pData->cvOut.initBuffers();

  1933.     pData->event.initBuffers();

  1934. }

  1935. 

  1936. void CarlaPlugin::clearBuffers() noexcept

  1937. {

  1938.     pData->clearBuffers();

  1939. }

  1940. 

  1941. #if defined(HAVE_LIBLO) && ! defined(BUILD_BRIDGE)

  1942. // -------------------------------------------------------------------

  1943. // OSC stuff

  1944. 

  1945. void CarlaPlugin::registerToOscClient() noexcept

  1946. {

  1947.     if (! pData->engine->isOscControlRegistered())

  1948.         return;

  1949. 

  1950.     pData->engine->oscSend_control_add_plugin_start(pData->id, pData->name);

  1951. 

  1952.     // Base data

  1953.     {

  1954.         char bufName[STR_MAX+1], bufLabel[STR_MAX+1], bufMaker[STR_MAX+1], bufCopyright[STR_MAX+1];

  1955.         carla_zeroChars(bufName, STR_MAX);

  1956.         carla_zeroChars(bufLabel, STR_MAX);

  1957.         carla_zeroChars(bufMaker, STR_MAX);

  1958.         carla_zeroChars(bufCopyright, STR_MAX);

  1959. 

  1960.         getRealName(bufName);

  1961.         getLabel(bufLabel);

  1962.         getMaker(bufMaker);

  1963.         getCopyright(bufCopyright);

  1964. 

  1965.         pData->engine->oscSend_control_set_plugin_info1(pData->id, getType(), getCategory(), pData->hints, getUniqueId());

  1966.         pData->engine->oscSend_control_set_plugin_info2(pData->id, bufName, bufLabel, bufMaker, bufCopyright);

  1967.     }

  1968. 

  1969.     // Base count

  1970.     uint32_t paramIns, paramOuts;

  1971. 

  1972.     {

  1973.         getParameterCountInfo(paramIns, paramOuts);

  1974. 

  1975.         if (paramIns > 49)

  1976.             paramIns = 49;

  1977.         if (paramOuts > 49)

  1978.             paramOuts = 49;

  1979. 

  1980.         pData->engine->oscSend_control_set_audio_count(pData->id, getAudioInCount(), getAudioOutCount());

  1981.         pData->engine->oscSend_control_set_midi_count(pData->id, getMidiInCount(), getMidiOutCount());

  1982.         pData->engine->oscSend_control_set_parameter_count(pData->id, paramIns, paramOuts);

  1983.     }

  1984. 

  1985.     // Plugin Parameters

  1986.     if (const uint32_t count = std::min<uint32_t>(pData->param.count, 98U))

  1987.     {

  1988.         char bufName[STR_MAX+1], bufUnit[STR_MAX+1];

  1989. 

  1990.         for (uint32_t i=0; i<count; ++i)

  1991.         {

  1992.             const ParameterData& paramData(pData->param.data[i]);

  1993. 

  1994.             if (paramData.type == PARAMETER_INPUT)

  1995.             {

  1996.                 if (--paramIns == 0)

  1997.                     break;

  1998.             }

  1999.             else if (paramData.type == PARAMETER_INPUT)

  2000.             {

  2001.                 if (--paramOuts == 0)

  2002.                     break;

  2003.             }

  2004.             else

  2005.             {

  2006.                 continue;

  2007.             }

  2008. 

  2009.             const ParameterRanges& paramRanges(pData->param.ranges[i]);

  2010. 

  2011.             carla_zeroChars(bufName, STR_MAX);

  2012.             carla_zeroChars(bufUnit, STR_MAX);

  2013. 

  2014.             getParameterName(i, bufName);

  2015.             getParameterUnit(i, bufUnit);

  2016. 

  2017.             pData->engine->oscSend_control_set_parameter_data(pData->id, i, paramData.type, paramData.hints, bufName, bufUnit);

  2018.             pData->engine->oscSend_control_set_parameter_ranges1(pData->id, i, paramRanges.def, paramRanges.min, paramRanges.max);

  2019.             pData->engine->oscSend_control_set_parameter_ranges2(pData->id, i, paramRanges.step, paramRanges.stepSmall, paramRanges.stepLarge);

  2020.             pData->engine->oscSend_control_set_parameter_value(pData->id, static_cast<int32_t>(i), getParameterValue(i));

  2021. 

  2022.             if (paramData.midiCC >= 0)

  2023.                 pData->engine->oscSend_control_set_parameter_midi_cc(pData->id, i, paramData.midiCC);

  2024. 

  2025.             if (paramData.midiChannel != 0)

  2026.                 pData->engine->oscSend_control_set_parameter_midi_channel(pData->id, i, paramData.midiChannel);

  2027.         }

  2028.     }

  2029. 

  2030.     // Programs

  2031.     if (const uint32_t count = std::min<uint32_t>(pData->prog.count, 50U))

  2032.     {

  2033.         pData->engine->oscSend_control_set_program_count(pData->id, count);

  2034. 

  2035.         for (uint32_t i=0; i < count; ++i)

  2036.             pData->engine->oscSend_control_set_program_name(pData->id, i, pData->prog.names[i]);

  2037. 

  2038.         pData->engine->oscSend_control_set_current_program(pData->id, pData->prog.current);

  2039.     }

  2040. 

  2041.     // MIDI Programs

  2042.     if (const uint32_t count = std::min<uint32_t>(pData->midiprog.count, 50U))

  2043.     {

  2044.         pData->engine->oscSend_control_set_midi_program_count(pData->id, count);

  2045. 

  2046.         for (uint32_t i=0; i < count; ++i)

  2047.         {

  2048.             const MidiProgramData& mpData(pData->midiprog.data[i]);

  2049. 

  2050.             pData->engine->oscSend_control_set_midi_program_data(pData->id, i, mpData.bank, mpData.program, mpData.name);

  2051.         }

  2052. 

  2053.         pData->engine->oscSend_control_set_current_midi_program(pData->id, pData->midiprog.current);

  2054.     }

  2055. 

  2056.     pData->engine->oscSend_control_add_plugin_end(pData->id);

  2057. 

  2058.     // Internal Parameters

  2059.     {

  2060.         pData->engine->oscSend_control_set_parameter_value(pData->id, PARAMETER_DRYWET, pData->postProc.dryWet);

  2061.         pData->engine->oscSend_control_set_parameter_value(pData->id, PARAMETER_VOLUME, pData->postProc.volume);

  2062.         pData->engine->oscSend_control_set_parameter_value(pData->id, PARAMETER_BALANCE_LEFT, pData->postProc.balanceLeft);

  2063.         pData->engine->oscSend_control_set_parameter_value(pData->id, PARAMETER_BALANCE_RIGHT, pData->postProc.balanceRight);

  2064.         pData->engine->oscSend_control_set_parameter_value(pData->id, PARAMETER_PANNING, pData->postProc.panning);

  2065.         pData->engine->oscSend_control_set_parameter_value(pData->id, PARAMETER_CTRL_CHANNEL, pData->ctrlChannel);

  2066.         pData->engine->oscSend_control_set_parameter_value(pData->id, PARAMETER_ACTIVE, pData->active ? 1.0f : 0.0f);

  2067.     }

  2068. }

  2069. #endif

  2070. 

  2071. // FIXME

  2072. void CarlaPlugin::handleOscMessage(const char* const, const int, const void* const, const char* const, const lo_message)

  2073. {

  2074.     // do nothing

  2075. }

  2076. //#endif // HAVE_LIBLO && ! BUILD_BRIDGE

  2077. 

  2078. // -------------------------------------------------------------------

  2079. // MIDI events

  2080. 

  2081. void CarlaPlugin::sendMidiSingleNote(const uint8_t channel, const uint8_t note, const uint8_t velo, const bool sendGui, const bool sendOsc, const bool sendCallback)

  2082. {

  2083.     CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS,);

  2084.     CARLA_SAFE_ASSERT_RETURN(note < MAX_MIDI_NOTE,);

  2085.     CARLA_SAFE_ASSERT_RETURN(velo < MAX_MIDI_VALUE,);

  2086. 

  2087.     if (! pData->active)

  2088.         return;

  2089. 

  2090.     ExternalMidiNote extNote;

  2091.     extNote.channel = static_cast<int8_t>(channel);

  2092.     extNote.note    = note;

  2093.     extNote.velo    = velo;

  2094. 

  2095.     pData->extNotes.appendNonRT(extNote);

  2096. 

  2097.     if (sendGui && (pData->hints & PLUGIN_HAS_CUSTOM_UI) != 0)

  2098.     {

  2099.         if (velo > 0)

  2100.             uiNoteOn(channel, note, velo);

  2101.         else

  2102.             uiNoteOff(channel, note);

  2103.     }

  2104. 

  2105. #if defined(HAVE_LIBLO) && ! defined(BUILD_BRIDGE)

  2106.     if (sendOsc && pData->engine->isOscControlRegistered())

  2107.     {

  2108.         if (velo > 0)

  2109.             pData->engine->oscSend_control_note_on(pData->id, channel, note, velo);

  2110.         else

  2111.             pData->engine->oscSend_control_note_off(pData->id, channel, note);

  2112.     }

  2113. #endif

  2114. 

  2115.     if (sendCallback)

  2116.         pData->engine->callback((velo > 0) ? ENGINE_CALLBACK_NOTE_ON : ENGINE_CALLBACK_NOTE_OFF, pData->id, channel, note, velo, nullptr);

  2117. 

  2118.     // may be unused

  2119.     return; (void)sendOsc;

  2120. }

  2121. 

  2122. #ifndef BUILD_BRIDGE

  2123. void CarlaPlugin::sendMidiAllNotesOffToCallback()

  2124. {

  2125.     if (pData->ctrlChannel < 0 || pData->ctrlChannel >= MAX_MIDI_CHANNELS)

  2126.         return;

  2127. 

  2128.     PluginPostRtEvent postEvent;

  2129.     postEvent.type   = kPluginPostRtEventNoteOff;

  2130.     postEvent.value1 = pData->ctrlChannel;

  2131.     postEvent.value2 = 0;

  2132.     postEvent.value3 = 0.0f;

  2133. 

  2134.     for (int32_t i=0; i < MAX_MIDI_NOTE; ++i)

  2135.     {

  2136.         postEvent.value2 = i;

  2137.         pData->postRtEvents.appendRT(postEvent);

  2138.     }

  2139. }

  2140. #endif

  2141. 

  2142. // -------------------------------------------------------------------

  2143. // UI Stuff

  2144. 

  2145. void CarlaPlugin::showCustomUI(const bool)

  2146. {

  2147.     CARLA_SAFE_ASSERT(false);

  2148. }

  2149. 

  2150. void CarlaPlugin::uiIdle()

  2151. {

  2152.     if (pData->hints & PLUGIN_NEEDS_UI_MAIN_THREAD)

  2153.     {

  2154.         // Update parameter outputs

  2155.         for (uint32_t i=0; i < pData->param.count; ++i)

  2156.         {

  2157.             if (pData->param.data[i].type == PARAMETER_OUTPUT)

  2158.                 uiParameterChange(i, getParameterValue(i));

  2159.         }

  2160. 

  2161.         const CarlaMutexLocker sl(pData->postUiEvents.mutex);

  2162. 

  2163.         for (LinkedList<PluginPostRtEvent>::Itenerator it = pData->postUiEvents.data.begin2(); it.valid(); it.next())

  2164.         {

  2165.             const PluginPostRtEvent& event(it.getValue(kPluginPostRtEventFallback));

  2166.             CARLA_SAFE_ASSERT_CONTINUE(event.type != kPluginPostRtEventNull);

  2167. 

  2168.             switch (event.type)

  2169.             {

  2170.             case kPluginPostRtEventNull:

  2171.             case kPluginPostRtEventDebug:

  2172.                 break;

  2173. 

  2174.             case kPluginPostRtEventParameterChange:

  2175.                 uiParameterChange(static_cast<uint32_t>(event.value1), event.value3);

  2176.                 break;

  2177. 

  2178.             case kPluginPostRtEventProgramChange:

  2179.                 uiProgramChange(static_cast<uint32_t>(event.value1));

  2180.                 break;

  2181. 

  2182.             case kPluginPostRtEventMidiProgramChange:

  2183.                 uiMidiProgramChange(static_cast<uint32_t>(event.value1));

  2184.                 break;

  2185. 

  2186.             case kPluginPostRtEventNoteOn:

  2187.                 uiNoteOn(static_cast<uint8_t>(event.value1), static_cast<uint8_t>(event.value2), uint8_t(event.value3));

  2188.                 break;

  2189. 

  2190.             case kPluginPostRtEventNoteOff:

  2191.                 uiNoteOff(static_cast<uint8_t>(event.value1), static_cast<uint8_t>(event.value2));

  2192.                 break;

  2193.             }

  2194.         }

  2195. 

  2196.         pData->postUiEvents.data.clear();

  2197.     }

  2198. 

  2199.     if (pData->transientTryCounter == 0)

  2200.         return;

  2201.     if (++pData->transientTryCounter % 10 != 0)

  2202.         return;

  2203.     if (pData->transientTryCounter >= 200)

  2204.         return;

  2205. 

  2206.     carla_stdout("Trying to get window...");

  2207. 

  2208.     CarlaString uiTitle(pData->name);

  2209.     uiTitle += " (GUI)";

  2210. 

  2211.     if (CarlaPluginUI::tryTransientWinIdMatch(getUiBridgeProcessId(), uiTitle, pData->engine->getOptions().frontendWinId, true))

  2212.         pData->transientTryCounter = 0;

  2213. }

  2214. 

  2215. void CarlaPlugin::uiParameterChange(const uint32_t index, const float value) noexcept

  2216. {

  2217.     CARLA_SAFE_ASSERT_RETURN(index < getParameterCount(),);

  2218.     return;

  2219. 

  2220.     // unused

  2221.     (void)value;

  2222. }

  2223. 

  2224. void CarlaPlugin::uiProgramChange(const uint32_t index) noexcept

  2225. {

  2226.     CARLA_SAFE_ASSERT_RETURN(index < getProgramCount(),);

  2227. }

  2228. 

  2229. void CarlaPlugin::uiMidiProgramChange(const uint32_t index) noexcept

  2230. {

  2231.     CARLA_SAFE_ASSERT_RETURN(index < getMidiProgramCount(),);

  2232. }

  2233. 

  2234. void CarlaPlugin::uiNoteOn(const uint8_t channel, const uint8_t note, const uint8_t velo) noexcept

  2235. {

  2236.     CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS,);

  2237.     CARLA_SAFE_ASSERT_RETURN(note < MAX_MIDI_NOTE,);

  2238.     CARLA_SAFE_ASSERT_RETURN(velo > 0 && velo < MAX_MIDI_VALUE,);

  2239. }

  2240. 

  2241. void CarlaPlugin::uiNoteOff(const uint8_t channel, const uint8_t note) noexcept

  2242. {

  2243.     CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS,);

  2244.     CARLA_SAFE_ASSERT_RETURN(note < MAX_MIDI_NOTE,);

  2245. }

  2246. 

  2247. bool CarlaPlugin::canRunInRack() const noexcept

  2248. {

  2249.     return (pData->extraHints & PLUGIN_EXTRA_HINT_CAN_RUN_RACK) != 0;

  2250. }

  2251. 

  2252. CarlaEngine* CarlaPlugin::getEngine() const noexcept

  2253. {

  2254.     return pData->engine;

  2255. }

  2256. 

  2257. CarlaEngineClient* CarlaPlugin::getEngineClient() const noexcept

  2258. {

  2259.     return pData->client;

  2260. }

  2261. 

  2262. CarlaEngineAudioPort* CarlaPlugin::getAudioInPort(const uint32_t index) const noexcept

  2263. {

  2264.     return pData->audioIn.ports[index].port;

  2265. }

  2266. 

  2267. CarlaEngineAudioPort* CarlaPlugin::getAudioOutPort(const uint32_t index) const noexcept

  2268. {

  2269.     return pData->audioOut.ports[index].port;

  2270. }

  2271. 

  2272. CarlaEngineCVPort* CarlaPlugin::getCVInPort(const uint32_t index) const noexcept

  2273. {

  2274.     return pData->cvIn.ports[index].port;

  2275. }

  2276. 

  2277. CarlaEngineCVPort* CarlaPlugin::getCVOutPort(const uint32_t index) const noexcept

  2278. {

  2279.     return pData->cvOut.ports[index].port;

  2280. }

  2281. 

  2282. CarlaEngineEventPort* CarlaPlugin::getDefaultEventInPort() const noexcept

  2283. {

  2284.     return pData->event.portIn;

  2285. }

  2286. 

  2287. CarlaEngineEventPort* CarlaPlugin::getDefaultEventOutPort() const noexcept

  2288. {

  2289.     return pData->event.portOut;

  2290. }

  2291. 

  2292. void* CarlaPlugin::getNativeHandle() const noexcept

  2293. {

  2294.     return nullptr;

  2295. }

  2296. 

  2297. const void* CarlaPlugin::getNativeDescriptor() const noexcept

  2298. {

  2299.     return nullptr;

  2300. }

  2301. 

  2302. uintptr_t CarlaPlugin::getUiBridgeProcessId() const noexcept

  2303. {

  2304.     return 0;

  2305. }

  2306. 

  2307. // -------------------------------------------------------------------

  2308. 

  2309. uint32_t CarlaPlugin::getPatchbayNodeId() const noexcept

  2310. {

  2311.     return pData->nodeId;

  2312. }

  2313. 

  2314. void CarlaPlugin::setPatchbayNodeId(const uint32_t nodeId) noexcept

  2315. {

  2316.     pData->nodeId = nodeId;

  2317. }

  2318. 

  2319. // -------------------------------------------------------------------

  2320. // Scoped Disabler

  2321. 

  2322. CarlaPlugin::ScopedDisabler::ScopedDisabler(CarlaPlugin* const plugin) noexcept

  2323.     : fPlugin(plugin),

  2324.       fWasEnabled(false)

  2325. {

  2326.     CARLA_SAFE_ASSERT_RETURN(plugin != nullptr,);

  2327.     CARLA_SAFE_ASSERT_RETURN(plugin->pData != nullptr,);

  2328.     CARLA_SAFE_ASSERT_RETURN(plugin->pData->client != nullptr,);

  2329.     carla_debug("CarlaPlugin::ScopedDisabler(%p)", plugin);

  2330. 

  2331.     plugin->pData->masterMutex.lock();

  2332. 

  2333.     if (plugin->pData->enabled)

  2334.     {

  2335.         fWasEnabled = true;

  2336.         plugin->pData->enabled = false;

  2337. 

  2338.         if (plugin->pData->client->isActive())

  2339.             plugin->pData->client->deactivate();

  2340.     }

  2341. }

  2342. 

  2343. CarlaPlugin::ScopedDisabler::~ScopedDisabler() noexcept

  2344. {

  2345.     CARLA_SAFE_ASSERT_RETURN(fPlugin != nullptr,);

  2346.     CARLA_SAFE_ASSERT_RETURN(fPlugin->pData != nullptr,);

  2347.     CARLA_SAFE_ASSERT_RETURN(fPlugin->pData->client != nullptr,);

  2348.     carla_debug("CarlaPlugin::~ScopedDisabler()");

  2349. 

  2350.     if (fWasEnabled)

  2351.     {

  2352.         fPlugin->pData->enabled = true;

  2353.         fPlugin->pData->client->activate();

  2354.     }

  2355. 

  2356.     fPlugin->pData->masterMutex.unlock();

  2357. }

  2358. 

  2359. // -------------------------------------------------------------------

  2360. // Scoped Process Locker

  2361. 

  2362. CarlaPlugin::ScopedSingleProcessLocker::ScopedSingleProcessLocker(CarlaPlugin* const plugin, const bool block) noexcept

  2363.     : fPlugin(plugin),

  2364.       fBlock(block)

  2365. {

  2366.     CARLA_SAFE_ASSERT_RETURN(fPlugin != nullptr,);

  2367.     CARLA_SAFE_ASSERT_RETURN(fPlugin->pData != nullptr,);

  2368.     carla_debug("CarlaPlugin::ScopedSingleProcessLocker(%p, %s)", plugin, bool2str(block));

  2369. 

  2370.     if (! fBlock)

  2371.         return;

  2372. 

  2373.     plugin->pData->singleMutex.lock();

  2374. }

  2375. 

  2376. CarlaPlugin::ScopedSingleProcessLocker::~ScopedSingleProcessLocker() noexcept

  2377. {

  2378.     CARLA_SAFE_ASSERT_RETURN(fPlugin != nullptr,);

  2379.     CARLA_SAFE_ASSERT_RETURN(fPlugin->pData != nullptr,);

  2380.     carla_debug("CarlaPlugin::~ScopedSingleProcessLocker()");

  2381. 

  2382.     if (! fBlock)

  2383.         return;

  2384. 

  2385. #ifndef BUILD_BRIDGE

  2386.     if (fPlugin->pData->singleMutex.wasTryLockCalled())

  2387.         fPlugin->pData->needsReset = true;

  2388. #endif

  2389. 

  2390.     fPlugin->pData->singleMutex.unlock();

  2391. }

  2392. 

  2393. // -------------------------------------------------------------------

  2394. 

  2395. CARLA_BACKEND_END_NAMESPACE