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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) 2011-2019 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, 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_ALTERNATIVE_ARCH

  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 > 0.5f ? 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(pluginType));

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

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

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

  501. #ifndef BUILD_BRIDGE_ALTERNATIVE_ARCH

  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_ALTERNATIVE_ARCH

  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)

  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_ALTERNATIVE_ARCH

  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.     if (pData->hints & PLUGIN_IS_BRIDGE)

  607.         waitForBridgeSaveSignal();

  608. 

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

  610.     {

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

  612.         CARLA_SAFE_ASSERT_CONTINUE(cData.isValid());

  613. 

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

  615. 

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

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

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

  619. 

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

  621.     }

  622. 

  623.     return pData->stateSave;

  624. }

  625. 

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

  627. {

  628.     char strBuf[STR_MAX+1];

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

  630. 

  631.     const PluginType pluginType(getType());

  632. 

  633.     // ---------------------------------------------------------------

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

  635. 

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

  637.     {

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

  639.         CARLA_SAFE_ASSERT_CONTINUE(stateCustomData != nullptr);

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

  641. 

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

  643. 

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

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

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

  647.             pass();

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

  649.             pass();

  650.         else

  651.             continue;

  652. 

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

  654.     }

  655. 

  656.     // ---------------------------------------------------------------

  657.     // Part 2 - set program

  658. 

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

  660.     {

  661.         int32_t programId = -1;

  662. 

  663.         // index < count

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

  665.         {

  666.             programId = stateSave.currentProgramIndex;

  667.         }

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

  669.         else

  670.         {

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

  672.             {

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

  674.                 getProgramName(i, strBuf);

  675. 

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

  677.                 {

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

  679.                     break;

  680.                 }

  681.             }

  682.         }

  683. 

  684.         // set program now, if valid

  685.         if (programId >= 0)

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

  687.     }

  688. 

  689.     // ---------------------------------------------------------------

  690.     // Part 3 - set midi program

  691. 

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

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

  694. 

  695.     // ---------------------------------------------------------------

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

  697. 

  698.     LinkedList<ParamSymbol*> paramSymbols;

  699. 

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

  701.     {

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

  703.         {

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

  705.             getParameterSymbol(i, strBuf);

  706. 

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

  708.             {

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

  710.                 paramSymbols.append(paramSymbol);

  711.             }

  712.         }

  713.     }

  714. 

  715.     // ---------------------------------------------------------------

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

  717. 

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

  719. 

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

  721.     {

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

  723.         CARLA_SAFE_ASSERT_CONTINUE(stateParameter != nullptr);

  724. 

  725.         int32_t index = -1;

  726. 

  727.         if (pluginType == PLUGIN_LADSPA)

  728.         {

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

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

  731.             {

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

  733.                 {

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

  735.                     CARLA_SAFE_ASSERT_CONTINUE(paramSymbol != nullptr);

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

  737. 

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

  739.                     {

  740.                         index = paramSymbol->index;

  741.                         break;

  742.                     }

  743.                 }

  744.                 if (index == -1)

  745.                     index = stateParameter->index;

  746.             }

  747.             else

  748.             {

  749.                 index = stateParameter->index;

  750.             }

  751.         }

  752.         else if (pluginType == PLUGIN_LV2)

  753.         {

  754.             // Symbol only

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

  756.             {

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

  758.                 {

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

  760.                     CARLA_SAFE_ASSERT_CONTINUE(paramSymbol != nullptr);

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

  762. 

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

  764.                     {

  765.                         index = paramSymbol->index;

  766.                         break;

  767.                     }

  768.                 }

  769.                 if (index == -1)

  770.                     carla_stderr("Failed to find LV2 parameter symbol '%s' for '%s'",

  771.                                  stateParameter->symbol, pData->name);

  772.             }

  773.             else

  774.             {

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

  776.             }

  777.         }

  778.         else

  779.         {

  780.             // Index only

  781.             index = stateParameter->index;

  782.         }

  783. 

  784.         // Now set parameter

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

  786.         {

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

  788. 

  789.             if (! stateParameter->dummy)

  790.             {

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

  792.                     stateParameter->value *= sampleRate;

  793. 

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

  795.             }

  796. 

  797. #ifndef BUILD_BRIDGE_ALTERNATIVE_ARCH

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

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

  800. #endif

  801.         }

  802.         else

  803.             carla_stderr("Could not set parameter '%s' value for '%s'",

  804.                          stateParameter->name, pData->name);

  805.     }

  806. 

  807.     // ---------------------------------------------------------------

  808.     // Part 4c - clear

  809. 

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

  811.     {

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

  813.         delete paramSymbol;

  814.     }

  815. 

  816.     paramSymbols.clear();

  817. 

  818.     // ---------------------------------------------------------------

  819.     // Part 5 - set custom data

  820. 

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

  822.     {

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

  824.         CARLA_SAFE_ASSERT_CONTINUE(stateCustomData != nullptr);

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

  826. 

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

  828. 

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

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

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

  832.             continue;

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

  834.             continue;

  835. 

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

  837.     }

  838. 

  839.     // ---------------------------------------------------------------

  840.     // Part 5x - set lv2 state

  841. 

  842.     if (pluginType == PLUGIN_LV2)

  843.     {

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

  845.         {

  846.             const CustomData& customData(it.getValue(kCustomDataFallback));

  847.             CARLA_SAFE_ASSERT_CONTINUE(customData.isValid());

  848. 

  849.             if (std::strcmp(customData.type, CUSTOM_DATA_TYPE_PROPERTY) == 0)

  850.                 continue;

  851. 

  852.             restoreLV2State();

  853.             break;

  854.         }

  855.     }

  856. 

  857.     // ---------------------------------------------------------------

  858.     // Part 6 - set chunk

  859. 

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

  861.     {

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

  863. #ifdef CARLA_PROPER_CPP11_SUPPORT

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

  865. #else

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

  867. #endif

  868.     }

  869. 

  870. #ifndef BUILD_BRIDGE_ALTERNATIVE_ARCH

  871.     // ---------------------------------------------------------------

  872.     // Part 6 - set internal stuff

  873. 

  874.     const uint availOptions(getOptionsAvailable());

  875. 

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

  877.     {

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

  879. 

  880.         if (availOptions & option)

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

  882.     }

  883. 

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

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

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

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

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

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

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

  891. 

  892.     if (! pData->engine->isLoadingProject())

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

  894. #endif

  895. }

  896. 

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

  898. {

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

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

  901. 

  902.     MemoryOutputStream out, streamState;

  903.     getStateSave().dumpToMemoryStream(streamState);

  904. 

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

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

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

  908.     out << streamState;

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

  910. 

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

  912.     File file(jfilename);

  913. 

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

  915.         return true;

  916. 

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

  918.     return false;

  919. }

  920. 

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

  922. {

  923.     // TODO set errors

  924. 

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

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

  927. 

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

  929.     File file(jfilename);

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

  931. 

  932.     XmlDocument xml(file);

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

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

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

  936. 

  937.     // completely load file

  938.     xmlElement = xml.getDocumentElement(false);

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

  940. 

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

  942.     {

  943.         loadStateSave(pData->stateSave);

  944.         return true;

  945.     }

  946. 

  947.     return false;

  948. }

  949. 

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

  951. {

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

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

  954. 

  955.     CarlaString bundlepath(lv2path);

  956. 

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

  958.         bundlepath += ".lv2";

  959. 

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

  961. 

  962.     if (bundlefolder.existsAsFile())

  963.     {

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

  965.         return false;

  966.     }

  967. 

  968.     if (! bundlefolder.exists())

  969.     {

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

  971. 

  972.         if (res.failed())

  973.         {

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

  975.             return false;

  976.         }

  977.     }

  978. 

  979.     CarlaString symbol(pData->name);

  980.     symbol.toBasic();

  981. 

  982.     {

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

  984. 

  985.         if (! saveStateToFile(pluginFilename))

  986.             return false;

  987.     }

  988. 

  989.     {

  990.         MemoryOutputStream manifestStream;

  991. 

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

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

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

  995.         manifestStream << "\n";

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

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

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

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

  1000.         manifestStream << "\n";

  1001.         manifestStream << "<ext-ui>\n";

  1002.         manifestStream << "    a <http://kxstudio.sf.net/ns/lv2ext/external-ui#Widget> ;\n";

  1003.         manifestStream << "    ui:binary <" << symbol.buffer() << CARLA_LIB_EXT "> ;\n";

  1004.         manifestStream << "    lv2:extensionData <http://lv2plug.in/ns/extensions/ui#idleInterface> ,\n";

  1005.         manifestStream << "                      <http://lv2plug.in/ns/extensions/ui#showInterface> ;\n";

  1006.         manifestStream << "    lv2:requiredFeature <http://lv2plug.in/ns/ext/instance-access> .\n";

  1007.         manifestStream << "\n";

  1008. 

  1009.         const CarlaString manifestFilename(bundlepath + CARLA_OS_SEP_STR "manifest.ttl");

  1010.         const File manifestFile(manifestFilename.buffer());

  1011. 

  1012.         if (! manifestFile.replaceWithData(manifestStream.getData(), manifestStream.getDataSize()))

  1013.         {

  1014.             pData->engine->setLastError("Failed to write manifest.ttl file");

  1015.             return false;

  1016.         }

  1017.     }

  1018. 

  1019.     {

  1020.         MemoryOutputStream mainStream;

  1021. 

  1022.         mainStream << "@prefix atom: <http://lv2plug.in/ns/ext/atom#> .\n";

  1023.         mainStream << "@prefix doap: <http://usefulinc.com/ns/doap#> .\n";

  1024.         mainStream << "@prefix foaf: <http://xmlns.com/foaf/0.1/> .\n";

  1025.         mainStream << "@prefix lv2:  <http://lv2plug.in/ns/lv2core#> .\n";

  1026.         mainStream << "@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .\n";

  1027.         mainStream << "@prefix ui:   <http://lv2plug.in/ns/extensions/ui#> .\n";

  1028.         mainStream << "\n";

  1029.         mainStream << "<>\n";

  1030.         mainStream << "    a lv2:Plugin ;\n";

  1031.         mainStream << "\n";

  1032.         mainStream << "    lv2:requiredFeature <http://lv2plug.in/ns/ext/buf-size#boundedBlockLength> ,\n";

  1033.         mainStream << "                        <http://lv2plug.in/ns/ext/options#options> ,\n";

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

  1035.         mainStream << "\n";

  1036. 

  1037.         if (pData->hints & PLUGIN_HAS_CUSTOM_UI)

  1038.         {

  1039.             mainStream << "    ui:ui <ext-ui> ;\n";

  1040.             mainStream << "\n";

  1041.         }

  1042. 

  1043.         const uint32_t midiIns  = getMidiInCount();

  1044.         const uint32_t midiOuts = getMidiOutCount();

  1045. 

  1046.         int portIndex = 0;

  1047. 

  1048.         if (midiIns > 0)

  1049.         {

  1050.             mainStream << "    lv2:port [\n";

  1051.             mainStream << "        a lv2:InputPort, atom:AtomPort ;\n";

  1052.             mainStream << "        lv2:index 0 ;\n";

  1053.             mainStream << "        lv2:symbol \"clv2_events_in\" ;\n";

  1054.             mainStream << "        lv2:name \"Events Input\" ;\n";

  1055.             mainStream << "        atom:bufferType atom:Sequence ;\n";

  1056.             mainStream << "        atom:supports <http://lv2plug.in/ns/ext/midi#MidiEvent> ,\n";

  1057.             mainStream << "                      <http://lv2plug.in/ns/ext/time#Position> ;\n";

  1058.             mainStream << "    ] ;\n";

  1059.             ++portIndex;

  1060. 

  1061.             for (uint32_t i=1; i<midiIns; ++i)

  1062.             {

  1063.                 const String portIndexNum(portIndex++);

  1064.                 const String portIndexLabel(portIndex);

  1065. 

  1066.                 mainStream << "    lv2:port [\n";

  1067.                 mainStream << "        a lv2:InputPort, atom:AtomPort ;\n";

  1068.                 mainStream << "        lv2:index " << portIndexNum << " ;\n";

  1069.                 mainStream << "        lv2:symbol \"clv2_midi_in_" << portIndexLabel << "\" ;\n";

  1070.                 mainStream << "        lv2:name \"MIDI Input " << portIndexLabel << "\" ;\n";

  1071.                 mainStream << "    ] ;\n";

  1072.             }

  1073.         }

  1074.         else

  1075.         {

  1076.             mainStream << "    lv2:port [\n";

  1077.             mainStream << "        a lv2:InputPort, atom:AtomPort ;\n";

  1078.             mainStream << "        lv2:index 0 ;\n";

  1079.             mainStream << "        lv2:symbol \"clv2_time_info\" ;\n";

  1080.             mainStream << "        lv2:name \"Time Info\" ;\n";

  1081.             mainStream << "        atom:bufferType atom:Sequence ;\n";

  1082.             mainStream << "        atom:supports <http://lv2plug.in/ns/ext/time#Position> ;\n";

  1083.             mainStream << "    ] ;\n";

  1084.             ++portIndex;

  1085.         }

  1086. 

  1087.         for (uint32_t i=0; i<midiOuts; ++i)

  1088.         {

  1089.             const String portIndexNum(portIndex++);

  1090.             const String portIndexLabel(portIndex);

  1091. 

  1092.             mainStream << "    lv2:port [\n";

  1093.             mainStream << "        a lv2:InputPort, atom:AtomPort ;\n";

  1094.             mainStream << "        lv2:index " << portIndexNum << " ;\n";

  1095.             mainStream << "        lv2:symbol \"clv2_midi_out_" << portIndexLabel << "\" ;\n";

  1096.             mainStream << "        lv2:name \"MIDI Output " << portIndexLabel << "\" ;\n";

  1097.             mainStream << "        atom:bufferType atom:Sequence ;\n";

  1098.             mainStream << "        atom:supports <http://lv2plug.in/ns/ext/midi#MidiEvent> ;\n";

  1099.             mainStream << "    ] ;\n";

  1100.         }

  1101. 

  1102.         mainStream << "    lv2:port [\n";

  1103.         mainStream << "        a lv2:InputPort, lv2:ControlPort ;\n";

  1104.         mainStream << "        lv2:index " << String(portIndex++) << " ;\n";

  1105.         mainStream << "        lv2:name \"freewheel\" ;\n";

  1106.         mainStream << "        lv2:symbol \"clv2_freewheel\" ;\n";

  1107.         mainStream << "        lv2:default 0 ;\n";

  1108.         mainStream << "        lv2:minimum 0 ;\n";

  1109.         mainStream << "        lv2:maximum 1 ;\n";

  1110.         mainStream << "        lv2:designation lv2:freeWheeling ;\n";

  1111.         mainStream << "        lv2:portProperty lv2:toggled , lv2:integer ;\n";

  1112.         mainStream << "        lv2:portProperty <http://lv2plug.in/ns/ext/port-props#notOnGUI> ;\n";

  1113.         mainStream << "    ] ;\n";

  1114. 

  1115.         for (uint32_t i=0; i<pData->audioIn.count; ++i)

  1116.         {

  1117.             const String portIndexNum(portIndex++);

  1118.             const String portIndexLabel(i+1);

  1119. 

  1120.             mainStream << "    lv2:port [\n";

  1121.             mainStream << "        a lv2:InputPort, lv2:AudioPort ;\n";

  1122.             mainStream << "        lv2:index " << portIndexNum << " ;\n";

  1123.             mainStream << "        lv2:symbol \"clv2_audio_in_" << portIndexLabel << "\" ;\n";

  1124.             mainStream << "        lv2:name \"Audio Input " << portIndexLabel << "\" ;\n";

  1125.             mainStream << "    ] ;\n";

  1126.         }

  1127. 

  1128.         for (uint32_t i=0; i<pData->audioOut.count; ++i)

  1129.         {

  1130.             const String portIndexNum(portIndex++);

  1131.             const String portIndexLabel(i+1);

  1132. 

  1133.             mainStream << "    lv2:port [\n";

  1134.             mainStream << "        a lv2:OutputPort, lv2:AudioPort ;\n";

  1135.             mainStream << "        lv2:index " << portIndexNum << " ;\n";

  1136.             mainStream << "        lv2:symbol \"clv2_audio_out_" << portIndexLabel << "\" ;\n";

  1137.             mainStream << "        lv2:name \"Audio Output " << portIndexLabel << "\" ;\n";

  1138.             mainStream << "    ] ;\n";

  1139.         }

  1140. 

  1141.         CarlaStringList uniqueSymbolNames;

  1142. 

  1143.         char strBufName[STR_MAX+1];

  1144.         char strBufSymbol[STR_MAX+1];

  1145.         strBufName[STR_MAX] = strBufSymbol[STR_MAX] = '\0';

  1146. 

  1147.         for (uint32_t i=0; i<pData->param.count; ++i)

  1148.         {

  1149.             const ParameterData&   paramData(pData->param.data[i]);

  1150.             const ParameterRanges& paramRanges(pData->param.ranges[i]);

  1151. 

  1152.             const String portIndexNum(portIndex++);

  1153. 

  1154.             mainStream << "    lv2:port [\n";

  1155. 

  1156.             if (paramData.type == PARAMETER_INPUT)

  1157.                 mainStream << "        a lv2:InputPort, lv2:ControlPort ;\n";

  1158.             else

  1159.                 mainStream << "        a lv2:OutputPort, lv2:ControlPort ;\n";

  1160. 

  1161.             if (paramData.hints & PARAMETER_IS_BOOLEAN)

  1162.                 mainStream << "        lv2:portProperty lv2:toggled ;\n";

  1163. 

  1164.             if (paramData.hints & PARAMETER_IS_INTEGER)

  1165.                 mainStream << "        lv2:portProperty lv2:integer ;\n";

  1166. 

  1167.             // TODO logarithmic, enabled (not on gui), automable, samplerate, scalepoints

  1168. 

  1169.             strBufName[0] = strBufSymbol[0] = '\0';

  1170.             getParameterName(i, strBufName);

  1171.             getParameterSymbol(i, strBufSymbol);

  1172. 

  1173.             if (strBufSymbol[0] == '\0')

  1174.             {

  1175.                 CarlaString s(strBufName);

  1176.                 s.toBasic();

  1177.                 std::memcpy(strBufSymbol, s.buffer(), s.length()+1);

  1178. 

  1179.                 if (strBufSymbol[0] >= '0' && strBufSymbol[0] <= '9')

  1180.                 {

  1181.                     const size_t len(std::strlen(strBufSymbol));

  1182.                     std::memmove(strBufSymbol+1, strBufSymbol, len);

  1183.                     strBufSymbol[0]   = '_';

  1184.                     strBufSymbol[len+1] = '\0';

  1185.                 }

  1186.             }

  1187. 

  1188.             if (uniqueSymbolNames.contains(strBufSymbol))

  1189.             {

  1190.                 std::snprintf(strBufSymbol, STR_MAX, "clv2_param_%d", i+1);

  1191.                 strBufSymbol[STR_MAX] = '\0';

  1192.             }

  1193. 

  1194.             mainStream << "        lv2:index " << portIndexNum << " ;\n";

  1195.             mainStream << "        lv2:symbol \"" << strBufSymbol << "\" ;\n";

  1196.             mainStream << "        lv2:name \"\"\"" << strBufName << "\"\"\" ;\n";

  1197.             mainStream << "        lv2:default " << String(paramRanges.def) << " ;\n";

  1198.             mainStream << "        lv2:minimum " << String(paramRanges.min) << " ;\n";

  1199.             mainStream << "        lv2:maximum " << String(paramRanges.max) << " ;\n";

  1200. 

  1201.             // TODO midiCC, midiChannel

  1202. 

  1203.             mainStream << "    ] ;\n";

  1204.         }

  1205. 

  1206.         char strBuf[STR_MAX];

  1207.         getMaker(strBuf);

  1208.         strBuf[STR_MAX-1] = '\0';

  1209. 

  1210.         mainStream << "    rdfs:comment \"Plugin generated using Carla LV2 export.\" ;\n";

  1211.         mainStream << "    doap:name \"\"\"" << getName() << "\"\"\" ;\n";

  1212.         mainStream << "    doap:maintainer [ foaf:name \"\"\"" << strBuf << "\"\"\" ] .\n";

  1213.         mainStream << "\n";

  1214. 

  1215.         const CarlaString mainFilename(bundlepath + CARLA_OS_SEP_STR + symbol + ".ttl");

  1216.         const File mainFile(mainFilename.buffer());

  1217. 

  1218.         if (! mainFile.replaceWithData(mainStream.getData(), mainStream.getDataSize()))

  1219.         {

  1220.             pData->engine->setLastError("Failed to write main plugin ttl file");

  1221.             return false;

  1222.         }

  1223.     }

  1224. 

  1225.     const CarlaString binaryFilename(bundlepath + CARLA_OS_SEP_STR + symbol + CARLA_LIB_EXT);

  1226. 

  1227.     const File binaryFileSource(File::getSpecialLocation(File::currentExecutableFile).getSiblingFile("carla-bridge-lv2" CARLA_LIB_EXT));

  1228.     const File binaryFileTarget(binaryFilename.buffer());

  1229. 

  1230.     const EngineOptions& opts(pData->engine->getOptions());

  1231. 

  1232.     const CarlaString binFolderTarget(bundlepath + CARLA_OS_SEP_STR + "bin");

  1233.     const CarlaString resFolderTarget(bundlepath + CARLA_OS_SEP_STR + "res");

  1234. 

  1235.     if (! binaryFileSource.copyFileTo(binaryFileTarget))

  1236.     {

  1237.         pData->engine->setLastError("Failed to copy plugin binary");

  1238.         return false;

  1239.     }

  1240. 

  1241. #ifdef CARLA_OS_WIN

  1242.     File(opts.resourceDir).copyDirectoryTo(File(resFolderTarget.buffer()));

  1243. 

  1244.     // Copying all the binaries is pointless, just go through the expected needed bits

  1245.     const File binFolder1(opts.binaryDir);

  1246.     const File binFolder2(binFolderTarget.buffer());

  1247.     binFolder2.createDirectory();

  1248. 

  1249.     static const char* files[] = {

  1250.       "carla-bridge-native.exe",

  1251.       "carla-bridge-win32.exe",

  1252.       "carla-discovery-win32.exe",

  1253.       "carla-discovery-win64.exe",

  1254.       "libcarla_utils.dll"

  1255.     };

  1256. 

  1257.     for (int i=0; i<5; ++i)

  1258.         binFolder1.getChildFile(files[i]).copyFileTo(binFolder2.getChildFile(files[i]));;

  1259. #else

  1260.     File(opts.binaryDir).createSymbolicLink(File(binFolderTarget.buffer()), true);

  1261.     File(opts.resourceDir).createSymbolicLink(File(resFolderTarget.buffer()), true);

  1262. #endif

  1263. 

  1264.     return true;

  1265. }

  1266. 

  1267. // -------------------------------------------------------------------

  1268. // Set data (internal stuff)

  1269. 

  1270. void CarlaPlugin::setId(const uint newId) noexcept

  1271. {

  1272.     pData->id = newId;

  1273. }

  1274. 

  1275. void CarlaPlugin::setName(const char* const newName)

  1276. {

  1277.     CARLA_SAFE_ASSERT_RETURN(newName != nullptr && newName[0] != '\0',);

  1278. 

  1279.     if (pData->name != nullptr)

  1280.         delete[] pData->name;

  1281. 

  1282.     pData->name = carla_strdup(newName);

  1283. }

  1284. 

  1285. void CarlaPlugin::setOption(const uint option, const bool yesNo, const bool sendCallback)

  1286. {

  1287.     CARLA_SAFE_ASSERT_RETURN(getOptionsAvailable() & option,);

  1288. 

  1289.     if (yesNo)

  1290.         pData->options |= option;

  1291.     else

  1292.         pData->options &= ~option;

  1293. 

  1294. #ifndef BUILD_BRIDGE_ALTERNATIVE_ARCH

  1295.     if (sendCallback)

  1296.         pData->engine->callback(true, true,

  1297.                                 ENGINE_CALLBACK_OPTION_CHANGED,

  1298.                                 pData->id,

  1299.                                 static_cast<int>(option),

  1300.                                 yesNo ? 1 : 0,

  1301.                                 0, 0.0f, nullptr);

  1302. #else

  1303.     // unused

  1304.     return; (void)sendCallback;

  1305. #endif

  1306. }

  1307. 

  1308. void CarlaPlugin::setEnabled(const bool yesNo) noexcept

  1309. {

  1310.     if (pData->enabled == yesNo)

  1311.         return;

  1312. 

  1313.     pData->masterMutex.lock();

  1314.     pData->enabled = yesNo;

  1315. 

  1316.     if (yesNo && ! pData->client->isActive())

  1317.         pData->client->activate();

  1318. 

  1319.     pData->masterMutex.unlock();

  1320. }

  1321. 

  1322. void CarlaPlugin::setActive(const bool active, const bool sendOsc, const bool sendCallback) noexcept

  1323. {

  1324.     if (pData->engineBridged) {

  1325.         CARLA_SAFE_ASSERT_RETURN(!sendOsc && !sendCallback,);

  1326.     } else if (pData->enginePlugin) {

  1327.         // nothing here

  1328.     } else {

  1329.         CARLA_SAFE_ASSERT_RETURN(sendOsc || sendCallback,); // never call this from RT

  1330.     }

  1331. 

  1332.     if (pData->active == active)

  1333.         return;

  1334. 

  1335.     {

  1336.         const ScopedSingleProcessLocker spl(this, true);

  1337. 

  1338.         if (active)

  1339.             activate();

  1340.         else

  1341.             deactivate();

  1342.     }

  1343. 

  1344.     pData->active = active;

  1345. 

  1346. #ifndef BUILD_BRIDGE_ALTERNATIVE_ARCH

  1347.     const float value = active ? 1.0f : 0.0f;

  1348. 

  1349.     pData->engine->callback(sendCallback, sendOsc,

  1350.                             ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED,

  1351.                             pData->id,

  1352.                             PARAMETER_ACTIVE,

  1353.                             0, 0,

  1354.                             value,

  1355.                             nullptr);

  1356. #endif

  1357. }

  1358. 

  1359. #ifndef BUILD_BRIDGE_ALTERNATIVE_ARCH

  1360. void CarlaPlugin::setDryWet(const float value, const bool sendOsc, const bool sendCallback) noexcept

  1361. {

  1362.     if (pData->engineBridged) {

  1363.         CARLA_SAFE_ASSERT_RETURN(!sendOsc && !sendCallback,);

  1364.     } else {

  1365.         CARLA_SAFE_ASSERT_RETURN(sendOsc || sendCallback,); // never call this from RT

  1366.     }

  1367.     CARLA_SAFE_ASSERT(value >= 0.0f && value <= 1.0f);

  1368. 

  1369.     const float fixedValue(carla_fixedValue<float>(0.0f, 1.0f, value));

  1370. 

  1371.     if (carla_isEqual(pData->postProc.dryWet, fixedValue))

  1372.         return;

  1373. 

  1374.     pData->postProc.dryWet = fixedValue;

  1375. 

  1376.     pData->engine->callback(sendCallback, sendOsc,

  1377.                             ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED,

  1378.                             pData->id,

  1379.                             PARAMETER_DRYWET,

  1380.                             0, 0,

  1381.                             fixedValue,

  1382.                             nullptr);

  1383. }

  1384. 

  1385. void CarlaPlugin::setVolume(const float value, const bool sendOsc, const bool sendCallback) noexcept

  1386. {

  1387.     if (pData->engineBridged) {

  1388.         CARLA_SAFE_ASSERT_RETURN(!sendOsc && !sendCallback,);

  1389.     } else {

  1390.         CARLA_SAFE_ASSERT_RETURN(sendOsc || sendCallback,); // never call this from RT

  1391.     }

  1392.     CARLA_SAFE_ASSERT(value >= 0.0f && value <= 1.27f);

  1393. 

  1394.     const float fixedValue(carla_fixedValue<float>(0.0f, 1.27f, value));

  1395. 

  1396.     if (carla_isEqual(pData->postProc.volume, fixedValue))

  1397.         return;

  1398. 

  1399.     pData->postProc.volume = fixedValue;

  1400. 

  1401.     pData->engine->callback(sendCallback, sendOsc,

  1402.                             ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED,

  1403.                             pData->id,

  1404.                             PARAMETER_VOLUME,

  1405.                             0, 0,

  1406.                             fixedValue,

  1407.                             nullptr);

  1408. }

  1409. 

  1410. void CarlaPlugin::setBalanceLeft(const float value, const bool sendOsc, const bool sendCallback) noexcept

  1411. {

  1412.     if (pData->engineBridged) {

  1413.         CARLA_SAFE_ASSERT_RETURN(!sendOsc && !sendCallback,);

  1414.     } else {

  1415.         CARLA_SAFE_ASSERT_RETURN(sendOsc || sendCallback,); // never call this from RT

  1416.     }

  1417.     CARLA_SAFE_ASSERT(value >= -1.0f && value <= 1.0f);

  1418. 

  1419.     const float fixedValue(carla_fixedValue<float>(-1.0f, 1.0f, value));

  1420. 

  1421.     if (carla_isEqual(pData->postProc.balanceLeft, fixedValue))

  1422.         return;

  1423. 

  1424.     pData->postProc.balanceLeft = fixedValue;

  1425. 

  1426.     pData->engine->callback(sendCallback, sendOsc,

  1427.                             ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED,

  1428.                             pData->id,

  1429.                             PARAMETER_BALANCE_LEFT,

  1430.                             0, 0,

  1431.                             fixedValue,

  1432.                             nullptr);

  1433. }

  1434. 

  1435. void CarlaPlugin::setBalanceRight(const float value, const bool sendOsc, const bool sendCallback) noexcept

  1436. {

  1437.     if (pData->engineBridged) {

  1438.         CARLA_SAFE_ASSERT_RETURN(!sendOsc && !sendCallback,);

  1439.     } else {

  1440.         CARLA_SAFE_ASSERT_RETURN(sendOsc || sendCallback,); // never call this from RT

  1441.     }

  1442.     CARLA_SAFE_ASSERT(value >= -1.0f && value <= 1.0f);

  1443. 

  1444.     const float fixedValue(carla_fixedValue<float>(-1.0f, 1.0f, value));

  1445. 

  1446.     if (carla_isEqual(pData->postProc.balanceRight, fixedValue))

  1447.         return;

  1448. 

  1449.     pData->postProc.balanceRight = fixedValue;

  1450. 

  1451.     pData->engine->callback(sendCallback, sendOsc,

  1452.                             ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED,

  1453.                             pData->id,

  1454.                             PARAMETER_BALANCE_RIGHT,

  1455.                             0, 0,

  1456.                             fixedValue,

  1457.                             nullptr);

  1458. }

  1459. 

  1460. void CarlaPlugin::setPanning(const float value, const bool sendOsc, const bool sendCallback) noexcept

  1461. {

  1462.     if (pData->engineBridged) {

  1463.         CARLA_SAFE_ASSERT_RETURN(!sendOsc && !sendCallback,);

  1464.     } else {

  1465.         CARLA_SAFE_ASSERT_RETURN(sendOsc || sendCallback,); // never call this from RT

  1466.     }

  1467.     CARLA_SAFE_ASSERT(value >= -1.0f && value <= 1.0f);

  1468. 

  1469.     const float fixedValue(carla_fixedValue<float>(-1.0f, 1.0f, value));

  1470. 

  1471.     if (carla_isEqual(pData->postProc.panning, fixedValue))

  1472.         return;

  1473. 

  1474.     pData->postProc.panning = fixedValue;

  1475. 

  1476.     pData->engine->callback(sendCallback, sendOsc,

  1477.                             ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED,

  1478.                             pData->id,

  1479.                             PARAMETER_PANNING,

  1480.                             0, 0,

  1481.                             fixedValue,

  1482.                             nullptr);

  1483. }

  1484. 

  1485. void CarlaPlugin::setDryWetRT(const float value) noexcept

  1486. {

  1487.     CARLA_SAFE_ASSERT(value >= 0.0f && value <= 1.0f);

  1488. 

  1489.     const float fixedValue(carla_fixedValue<float>(0.0f, 1.0f, value));

  1490. 

  1491.     if (carla_isEqual(pData->postProc.dryWet, fixedValue))

  1492.         return;

  1493. 

  1494.     pData->postProc.dryWet = fixedValue;

  1495.     pData->postponeRtEvent(kPluginPostRtEventParameterChange, PARAMETER_DRYWET, 1, 0, fixedValue);

  1496. }

  1497. 

  1498. void CarlaPlugin::setVolumeRT(const float value) noexcept

  1499. {

  1500.     CARLA_SAFE_ASSERT(value >= 0.0f && value <= 1.27f);

  1501. 

  1502.     const float fixedValue(carla_fixedValue<float>(0.0f, 1.27f, value));

  1503. 

  1504.     if (carla_isEqual(pData->postProc.volume, fixedValue))

  1505.         return;

  1506. 

  1507.     pData->postProc.volume = fixedValue;

  1508.     pData->postponeRtEvent(kPluginPostRtEventParameterChange, PARAMETER_VOLUME, 1, 0, fixedValue);

  1509. }

  1510. 

  1511. void CarlaPlugin::setBalanceLeftRT(const float value) noexcept

  1512. {

  1513.     CARLA_SAFE_ASSERT(value >= -1.0f && value <= 1.0f);

  1514. 

  1515.     const float fixedValue(carla_fixedValue<float>(-1.0f, 1.0f, value));

  1516. 

  1517.     if (carla_isEqual(pData->postProc.balanceLeft, fixedValue))

  1518.         return;

  1519. 

  1520.     pData->postProc.balanceLeft = fixedValue;

  1521.     pData->postponeRtEvent(kPluginPostRtEventParameterChange, PARAMETER_BALANCE_LEFT, 1, 0, fixedValue);

  1522. }

  1523. 

  1524. void CarlaPlugin::setBalanceRightRT(const float value) noexcept

  1525. {

  1526.     CARLA_SAFE_ASSERT(value >= -1.0f && value <= 1.0f);

  1527. 

  1528.     const float fixedValue(carla_fixedValue<float>(-1.0f, 1.0f, value));

  1529. 

  1530.     if (carla_isEqual(pData->postProc.balanceRight, fixedValue))

  1531.         return;

  1532. 

  1533.     pData->postProc.balanceRight = fixedValue;

  1534.     pData->postponeRtEvent(kPluginPostRtEventParameterChange, PARAMETER_BALANCE_RIGHT, 1, 0, fixedValue);

  1535. }

  1536. 

  1537. void CarlaPlugin::setPanningRT(const float value) noexcept

  1538. {

  1539.     CARLA_SAFE_ASSERT(value >= -1.0f && value <= 1.0f);

  1540. 

  1541.     const float fixedValue(carla_fixedValue<float>(-1.0f, 1.0f, value));

  1542. 

  1543.     if (carla_isEqual(pData->postProc.panning, fixedValue))

  1544.         return;

  1545. 

  1546.     pData->postProc.panning = fixedValue;

  1547. }

  1548. #endif // ! BUILD_BRIDGE_ALTERNATIVE_ARCH

  1549. 

  1550. void CarlaPlugin::setCtrlChannel(const int8_t channel, const bool sendOsc, const bool sendCallback) noexcept

  1551. {

  1552.     if (pData->engineBridged) {

  1553.         CARLA_SAFE_ASSERT_RETURN(!sendOsc && !sendCallback,);

  1554.     } else {

  1555.         CARLA_SAFE_ASSERT_RETURN(sendOsc || sendCallback,); // never call this from RT

  1556.     }

  1557.     CARLA_SAFE_ASSERT_RETURN(channel >= -1 && channel < MAX_MIDI_CHANNELS,);

  1558. 

  1559.     if (pData->ctrlChannel == channel)

  1560.         return;

  1561. 

  1562.     pData->ctrlChannel = channel;

  1563. 

  1564. #ifndef BUILD_BRIDGE_ALTERNATIVE_ARCH

  1565.     const float channelf = static_cast<float>(channel);

  1566. 

  1567.     pData->engine->callback(sendCallback, sendOsc,

  1568.                             ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED,

  1569.                             pData->id,

  1570.                             PARAMETER_CTRL_CHANNEL,

  1571.                             0, 0,

  1572.                             channelf, nullptr);

  1573. #endif

  1574. }

  1575. 

  1576. // -------------------------------------------------------------------

  1577. // Set data (plugin-specific stuff)

  1578. 

  1579. void CarlaPlugin::setParameterValue(const uint32_t parameterId, const float value, const bool sendGui, const bool sendOsc, const bool sendCallback) noexcept

  1580. {

  1581.     if (pData->engineBridged) {

  1582.         // NOTE: some LV2 plugins feedback messages to UI on purpose

  1583.         CARLA_SAFE_ASSERT_RETURN(getType() == PLUGIN_LV2 || !sendGui,);

  1584.     } else if (pData->enginePlugin) {

  1585.         // nothing here

  1586.     } else {

  1587.         CARLA_SAFE_ASSERT_RETURN(sendGui || sendOsc || sendCallback,); // never call this from RT

  1588.     }

  1589.     CARLA_SAFE_ASSERT_RETURN(parameterId < pData->param.count,);

  1590. 

  1591.     if (sendGui && (pData->hints & PLUGIN_HAS_CUSTOM_UI) != 0)

  1592.         uiParameterChange(parameterId, value);

  1593. 

  1594.     pData->engine->callback(sendCallback, sendOsc,

  1595.                             ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED,

  1596.                             pData->id,

  1597.                             static_cast<int>(parameterId),

  1598.                             0, 0,

  1599.                             value,

  1600.                             nullptr);

  1601. }

  1602. 

  1603. void CarlaPlugin::setParameterValueRT(const uint32_t parameterId, const float value) noexcept

  1604. {

  1605.     pData->postponeRtEvent(kPluginPostRtEventParameterChange, static_cast<int32_t>(parameterId), 1, 0, value);

  1606. }

  1607. 

  1608. void CarlaPlugin::setParameterValueByRealIndex(const int32_t rindex, const float value, const bool sendGui, const bool sendOsc, const bool sendCallback) noexcept

  1609. {

  1610. #ifndef BUILD_BRIDGE_ALTERNATIVE_ARCH

  1611.     CARLA_SAFE_ASSERT_RETURN(rindex > PARAMETER_MAX && rindex != PARAMETER_NULL,);

  1612. 

  1613.     switch (rindex)

  1614.     {

  1615.     case PARAMETER_ACTIVE:

  1616.         return setActive((value > 0.0f), sendOsc, sendCallback);

  1617.     case PARAMETER_CTRL_CHANNEL:

  1618.         return setCtrlChannel(int8_t(value), sendOsc, sendCallback);

  1619.     case PARAMETER_DRYWET:

  1620.         return setDryWet(value, sendOsc, sendCallback);

  1621.     case PARAMETER_VOLUME:

  1622.         return setVolume(value, sendOsc, sendCallback);

  1623.     case PARAMETER_BALANCE_LEFT:

  1624.         return setBalanceLeft(value, sendOsc, sendCallback);

  1625.     case PARAMETER_BALANCE_RIGHT:

  1626.         return setBalanceRight(value, sendOsc, sendCallback);

  1627.     case PARAMETER_PANNING:

  1628.         return setPanning(value, sendOsc, sendCallback);

  1629.     }

  1630. #endif

  1631.     CARLA_SAFE_ASSERT_RETURN(rindex >= 0,);

  1632. 

  1633.     for (uint32_t i=0; i < pData->param.count; ++i)

  1634.     {

  1635.         if (pData->param.data[i].rindex == rindex)

  1636.         {

  1637.             //if (carla_isNotEqual(getParameterValue(i), value))

  1638.             setParameterValue(i, value, sendGui, sendOsc, sendCallback);

  1639.             break;

  1640.         }

  1641.     }

  1642. }

  1643. 

  1644. void CarlaPlugin::setParameterMidiChannel(const uint32_t parameterId, const uint8_t channel, const bool sendOsc, const bool sendCallback) noexcept

  1645. {

  1646.     if (pData->engineBridged) {

  1647.         CARLA_SAFE_ASSERT_RETURN(!sendOsc && !sendCallback,);

  1648.     } else {

  1649.         CARLA_SAFE_ASSERT_RETURN(sendOsc || sendCallback,); // never call this from RT

  1650.     }

  1651.     CARLA_SAFE_ASSERT_RETURN(parameterId < pData->param.count,);

  1652.     CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS,);

  1653. 

  1654.     pData->param.data[parameterId].midiChannel = channel;

  1655. 

  1656. #ifndef BUILD_BRIDGE_ALTERNATIVE_ARCH

  1657.     pData->engine->callback(sendCallback, sendOsc,

  1658.                             ENGINE_CALLBACK_PARAMETER_MIDI_CHANNEL_CHANGED,

  1659.                             pData->id,

  1660.                             static_cast<int>(parameterId),

  1661.                             channel,

  1662.                             0, 0.0f, nullptr);

  1663. #endif

  1664. }

  1665. 

  1666. void CarlaPlugin::setParameterMidiCC(const uint32_t parameterId, const int16_t cc, const bool sendOsc, const bool sendCallback) noexcept

  1667. {

  1668.     if (pData->engineBridged) {

  1669.         CARLA_SAFE_ASSERT_RETURN(!sendOsc && !sendCallback,);

  1670.     } else {

  1671.         CARLA_SAFE_ASSERT_RETURN(sendOsc || sendCallback,); // never call this from RT

  1672.     }

  1673.     CARLA_SAFE_ASSERT_RETURN(parameterId < pData->param.count,);

  1674.     CARLA_SAFE_ASSERT_RETURN(cc >= -1 && cc < MAX_MIDI_CONTROL,);

  1675. 

  1676.     pData->param.data[parameterId].midiCC = cc;

  1677. 

  1678. #ifndef BUILD_BRIDGE_ALTERNATIVE_ARCH

  1679.     pData->engine->callback(sendCallback, sendOsc,

  1680.                             ENGINE_CALLBACK_PARAMETER_MIDI_CC_CHANGED,

  1681.                             pData->id,

  1682.                             static_cast<int>(parameterId),

  1683.                             cc,

  1684.                             0, 0.0f, nullptr);

  1685. #endif

  1686. }

  1687. 

  1688. void CarlaPlugin::setCustomData(const char* const type, const char* const key, const char* const value, const bool)

  1689. {

  1690.     CARLA_SAFE_ASSERT_RETURN(type != nullptr && type[0] != '\0',);

  1691.     CARLA_SAFE_ASSERT_RETURN(key != nullptr && key[0] != '\0',);

  1692.     CARLA_SAFE_ASSERT_RETURN(value != nullptr,);

  1693. 

  1694.     // Ignore some keys

  1695.     if (std::strcmp(type, CUSTOM_DATA_TYPE_STRING) == 0)

  1696.     {

  1697.         const PluginType ptype = getType();

  1698. 

  1699.         if ((ptype == PLUGIN_INTERNAL && std::strncmp(key, "CarlaAlternateFile", 18) == 0) ||

  1700.             (ptype == PLUGIN_DSSI     && std::strcmp (key, "guiVisible") == 0) ||

  1701.             (ptype == PLUGIN_LV2      && std::strncmp(key, "OSC:", 4) == 0))

  1702.             return;

  1703.     }

  1704. 

  1705.     // Check if we already have this key

  1706.     for (LinkedList<CustomData>::Itenerator it = pData->custom.begin2(); it.valid(); it.next())

  1707.     {

  1708.         CustomData& customData(it.getValue(kCustomDataFallbackNC));

  1709.         CARLA_SAFE_ASSERT_CONTINUE(customData.isValid());

  1710. 

  1711.         if (std::strcmp(customData.key, key) == 0)

  1712.         {

  1713.             if (customData.value != nullptr)

  1714.                 delete[] customData.value;

  1715. 

  1716.             customData.value = carla_strdup(value);

  1717.             return;

  1718.         }

  1719.     }

  1720. 

  1721.     // Otherwise store it

  1722.     CustomData customData;

  1723.     customData.type  = carla_strdup(type);

  1724.     customData.key   = carla_strdup(key);

  1725.     customData.value = carla_strdup(value);

  1726.     pData->custom.append(customData);

  1727. }

  1728. 

  1729. void CarlaPlugin::setChunkData(const void* const data, const std::size_t dataSize)

  1730. {

  1731.     CARLA_SAFE_ASSERT_RETURN(data != nullptr,);

  1732.     CARLA_SAFE_ASSERT_RETURN(dataSize > 0,);

  1733.     CARLA_SAFE_ASSERT(false); // this should never happen

  1734. }

  1735. 

  1736. void CarlaPlugin::setProgram(const int32_t index,

  1737.                              const bool sendGui, const bool sendOsc, const bool sendCallback, const bool) noexcept

  1738. {

  1739.     CARLA_SAFE_ASSERT_RETURN(index >= -1 && index < static_cast<int32_t>(pData->prog.count),);

  1740. 

  1741.     pData->prog.current = index;

  1742. 

  1743.     pData->engine->callback(sendCallback, sendOsc,

  1744.                             ENGINE_CALLBACK_PROGRAM_CHANGED,

  1745.                             pData->id,

  1746.                             index,

  1747.                             0, 0, 0.0f, nullptr);

  1748. 

  1749.     // Change default parameter values

  1750.     if (index >= 0)

  1751.     {

  1752.         if (sendGui && (pData->hints & PLUGIN_HAS_CUSTOM_UI) != 0)

  1753.             uiProgramChange(static_cast<uint32_t>(index));

  1754. 

  1755.         switch (getType())

  1756.         {

  1757.         case PLUGIN_SF2:

  1758.         case PLUGIN_SFZ:

  1759.             break;

  1760. 

  1761.         default:

  1762.             pData->updateParameterValues(this, sendCallback, sendOsc, true);

  1763.             break;

  1764.         }

  1765.     }

  1766. }

  1767. 

  1768. void CarlaPlugin::setMidiProgram(const int32_t index,

  1769.                                  const bool sendGui, const bool sendOsc, const bool sendCallback, const bool) noexcept

  1770. {

  1771.     CARLA_SAFE_ASSERT_RETURN(index >= -1 && index < static_cast<int32_t>(pData->midiprog.count),);

  1772. 

  1773.     pData->midiprog.current = index;

  1774. 

  1775.     pData->engine->callback(sendCallback, sendOsc,

  1776.                             ENGINE_CALLBACK_MIDI_PROGRAM_CHANGED,

  1777.                             pData->id,

  1778.                             index,

  1779.                             0, 0, 0.0f, nullptr);

  1780. 

  1781.     // Change default parameter values

  1782.     if (index >= 0)

  1783.     {

  1784.         if (sendGui && (pData->hints & PLUGIN_HAS_CUSTOM_UI) != 0)

  1785.             uiMidiProgramChange(static_cast<uint32_t>(index));

  1786. 

  1787.         switch (getType())

  1788.         {

  1789.         case PLUGIN_SF2:

  1790.         case PLUGIN_SFZ:

  1791.             break;

  1792. 

  1793.         default:

  1794.             pData->updateParameterValues(this, sendCallback, sendOsc, true);

  1795.             break;

  1796.         }

  1797.     }

  1798. }

  1799. 

  1800. void CarlaPlugin::setMidiProgramById(const uint32_t bank, const uint32_t program, const bool sendGui, const bool sendOsc, const bool sendCallback) noexcept

  1801. {

  1802.     for (uint32_t i=0; i < pData->midiprog.count; ++i)

  1803.     {

  1804.         if (pData->midiprog.data[i].bank == bank && pData->midiprog.data[i].program == program)

  1805.             return setMidiProgram(static_cast<int32_t>(i), sendGui, sendOsc, sendCallback);

  1806.     }

  1807. }

  1808. 

  1809. void CarlaPlugin::setProgramRT(const uint32_t uindex) noexcept

  1810. {

  1811.     CARLA_SAFE_ASSERT_RETURN(uindex < pData->prog.count,);

  1812. 

  1813.     const int32_t index = static_cast<int32_t>(uindex);

  1814.     pData->prog.current = index;

  1815. 

  1816.     // Change default parameter values

  1817.     switch (getType())

  1818.     {

  1819.     case PLUGIN_SF2:

  1820.     case PLUGIN_SFZ:

  1821.         break;

  1822. 

  1823.     default:

  1824.         pData->updateDefaultParameterValues(this);

  1825.         break;

  1826.     }

  1827. 

  1828.     pData->postponeRtEvent(kPluginPostRtEventProgramChange, index, 0, 0, 0.0f);

  1829. }

  1830. 

  1831. void CarlaPlugin::setMidiProgramRT(const uint32_t uindex) noexcept

  1832. {

  1833.     CARLA_SAFE_ASSERT_RETURN(uindex < pData->midiprog.count,);

  1834. 

  1835.     const int32_t index = static_cast<int32_t>(uindex);

  1836.     pData->midiprog.current = index;

  1837. 

  1838.     // Change default parameter values

  1839.     switch (getType())

  1840.     {

  1841.     case PLUGIN_SF2:

  1842.     case PLUGIN_SFZ:

  1843.         break;

  1844. 

  1845.     default:

  1846.         pData->updateDefaultParameterValues(this);

  1847.         break;

  1848.     }

  1849. 

  1850.     pData->postponeRtEvent(kPluginPostRtEventMidiProgramChange, index, 0, 0, 0.0f);

  1851. }

  1852. 

  1853. // -------------------------------------------------------------------

  1854. // Plugin state

  1855. 

  1856. void CarlaPlugin::reloadPrograms(const bool)

  1857. {

  1858. }

  1859. 

  1860. // -------------------------------------------------------------------

  1861. // Plugin processing

  1862. 

  1863. void CarlaPlugin::activate() noexcept

  1864. {

  1865.     CARLA_SAFE_ASSERT(! pData->active);

  1866. }

  1867. 

  1868. void CarlaPlugin::deactivate() noexcept

  1869. {

  1870.     CARLA_SAFE_ASSERT(pData->active);

  1871. }

  1872. 

  1873. void CarlaPlugin::bufferSizeChanged(const uint32_t)

  1874. {

  1875. }

  1876. 

  1877. void CarlaPlugin::sampleRateChanged(const double)

  1878. {

  1879. }

  1880. 

  1881. void CarlaPlugin::offlineModeChanged(const bool)

  1882. {

  1883. }

  1884. 

  1885. // -------------------------------------------------------------------

  1886. // Misc

  1887. 

  1888. void CarlaPlugin::idle()

  1889. {

  1890.     if (! pData->enabled)

  1891.         return;

  1892. 

  1893.     const bool hasUI(pData->hints & PLUGIN_HAS_CUSTOM_UI);

  1894.     const bool needsUiMainThread(pData->hints & PLUGIN_NEEDS_UI_MAIN_THREAD);

  1895.     const uint32_t latency(getLatencyInFrames());

  1896. 

  1897.     if (pData->latency.frames != latency)

  1898.     {

  1899.         carla_stdout("latency changed to %i samples", latency);

  1900. 

  1901.         const ScopedSingleProcessLocker sspl(this, true);

  1902. 

  1903.         pData->client->setLatency(latency);

  1904. #ifndef BUILD_BRIDGE

  1905.         pData->latency.recreateBuffers(pData->latency.channels, latency);

  1906. #else

  1907.         pData->latency.frames = latency;

  1908. #endif

  1909.     }

  1910. 

  1911.     const CarlaMutexLocker sl(pData->postRtEvents.getDataMutex());

  1912. 

  1913.     for (RtLinkedList<PluginPostRtEvent>::Itenerator it = pData->postRtEvents.getDataIterator(); it.valid(); it.next())

  1914.     {

  1915.         const PluginPostRtEvent& event(it.getValue(kPluginPostRtEventFallback));

  1916.         CARLA_SAFE_ASSERT_CONTINUE(event.type != kPluginPostRtEventNull);

  1917. 

  1918.         switch (event.type)

  1919.         {

  1920.         case kPluginPostRtEventNull: {

  1921.         } break;

  1922. 

  1923.         case kPluginPostRtEventDebug: {

  1924.             pData->engine->callback(true, true,

  1925.                                     ENGINE_CALLBACK_DEBUG, pData->id,

  1926.                                     event.value1, event.value2, event.value3, event.valuef, nullptr);

  1927.         } break;

  1928. 

  1929.         case kPluginPostRtEventParameterChange: {

  1930.             // Update UI

  1931.             if (event.value1 >= 0 && hasUI)

  1932.             {

  1933.                 if (needsUiMainThread)

  1934.                     pData->postUiEvents.append(event);

  1935.                 else

  1936.                     uiParameterChange(static_cast<uint32_t>(event.value1), event.valuef);

  1937.             }

  1938. 

  1939.             if (event.value2 != 0)

  1940.             {

  1941.                 // Update Host

  1942.                 pData->engine->callback(true, true,

  1943.                                         ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED,

  1944.                                         pData->id,

  1945.                                         event.value1,

  1946.                                         0, 0,

  1947.                                         event.valuef,

  1948.                                         nullptr);

  1949.             }

  1950.         } break;

  1951. 

  1952.         case kPluginPostRtEventProgramChange: {

  1953.             // Update UI

  1954.             if (event.value1 >= 0 && hasUI)

  1955.             {

  1956.                 if (needsUiMainThread)

  1957.                     pData->postUiEvents.append(event);

  1958.                 else

  1959.                     uiProgramChange(static_cast<uint32_t>(event.value1));

  1960.             }

  1961. 

  1962.             // Update param values

  1963.             for (uint32_t j=0; j < pData->param.count; ++j)

  1964.             {

  1965.                 const float paramDefault(pData->param.ranges[j].def);

  1966.                 const float paramValue(getParameterValue(j));

  1967. 

  1968.                 pData->engine->callback(true, true,

  1969.                                         ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED,

  1970.                                         pData->id,

  1971.                                         static_cast<int>(j),

  1972.                                         0, 0,

  1973.                                         paramValue,

  1974.                                         nullptr);

  1975.                 pData->engine->callback(true, true,

  1976.                                         ENGINE_CALLBACK_PARAMETER_DEFAULT_CHANGED,

  1977.                                         pData->id,

  1978.                                         static_cast<int>(j),

  1979.                                         0, 0,

  1980.                                         paramDefault,

  1981.                                         nullptr);

  1982.             }

  1983. 

  1984.             // Update Host

  1985.             pData->engine->callback(true, true,

  1986.                                     ENGINE_CALLBACK_PROGRAM_CHANGED,

  1987.                                     pData->id,

  1988.                                     event.value1,

  1989.                                     0, 0, 0.0f, nullptr);

  1990. 

  1991.         } break;

  1992. 

  1993.         case kPluginPostRtEventMidiProgramChange: {

  1994.             // Update UI

  1995.             if (event.value1 >= 0 && hasUI)

  1996.             {

  1997.                 if (needsUiMainThread)

  1998.                     pData->postUiEvents.append(event);

  1999.                 else

  2000.                     uiMidiProgramChange(static_cast<uint32_t>(event.value1));

  2001.             }

  2002. 

  2003.             // Update param values

  2004.             for (uint32_t j=0; j < pData->param.count; ++j)

  2005.             {

  2006.                 const float paramDefault(pData->param.ranges[j].def);

  2007.                 const float paramValue(getParameterValue(j));

  2008. 

  2009.                 pData->engine->callback(true, true,

  2010.                                         ENGINE_CALLBACK_PARAMETER_VALUE_CHANGED,

  2011.                                         pData->id,

  2012.                                         static_cast<int>(j),

  2013.                                         0, 0,

  2014.                                         paramValue,

  2015.                                         nullptr);

  2016.                 pData->engine->callback(true, true,

  2017.                                         ENGINE_CALLBACK_PARAMETER_DEFAULT_CHANGED,

  2018.                                         pData->id,

  2019.                                         static_cast<int>(j),

  2020.                                         0, 0,

  2021.                                         paramDefault,

  2022.                                         nullptr);

  2023.             }

  2024. 

  2025.             // Update Host

  2026.             pData->engine->callback(true, true,

  2027.                                     ENGINE_CALLBACK_MIDI_PROGRAM_CHANGED,

  2028.                                     pData->id,

  2029.                                     event.value1,

  2030.                                     0, 0, 0.0f, nullptr);

  2031. 

  2032.         } break;

  2033. 

  2034.         case kPluginPostRtEventNoteOn: {

  2035.             CARLA_SAFE_ASSERT_BREAK(event.value1 >= 0 && event.value1 < MAX_MIDI_CHANNELS);

  2036.             CARLA_SAFE_ASSERT_BREAK(event.value2 >= 0 && event.value2 < MAX_MIDI_NOTE);

  2037.             CARLA_SAFE_ASSERT_BREAK(event.value3 >= 0 && event.value3 < MAX_MIDI_VALUE);

  2038. 

  2039.             const uint8_t channel  = static_cast<uint8_t>(event.value1);

  2040.             const uint8_t note     = static_cast<uint8_t>(event.value2);

  2041.             const uint8_t velocity = static_cast<uint8_t>(event.value3);

  2042. 

  2043.             // Update UI

  2044.             if (hasUI)

  2045.             {

  2046.                 if (needsUiMainThread)

  2047.                     pData->postUiEvents.append(event);

  2048.                 else

  2049.                     uiNoteOn(channel, note, velocity);

  2050.             }

  2051. 

  2052.             // Update Host

  2053.             pData->engine->callback(true, true,

  2054.                                     ENGINE_CALLBACK_NOTE_ON,

  2055.                                     pData->id,

  2056.                                     event.value1,

  2057.                                     event.value2,

  2058.                                     event.value3,

  2059.                                     0.0f, nullptr);

  2060.         } break;

  2061. 

  2062.         case kPluginPostRtEventNoteOff: {

  2063.             CARLA_SAFE_ASSERT_BREAK(event.value1 >= 0 && event.value1 < MAX_MIDI_CHANNELS);

  2064.             CARLA_SAFE_ASSERT_BREAK(event.value2 >= 0 && event.value2 < MAX_MIDI_NOTE);

  2065. 

  2066.             const uint8_t channel = static_cast<uint8_t>(event.value1);

  2067.             const uint8_t note    = static_cast<uint8_t>(event.value2);

  2068. 

  2069.             // Update UI

  2070.             if (hasUI)

  2071.             {

  2072.                 if (needsUiMainThread)

  2073.                     pData->postUiEvents.append(event);

  2074.                 else

  2075.                     uiNoteOff(channel, note);

  2076.             }

  2077. 

  2078.             // Update Host

  2079.             pData->engine->callback(true, true,

  2080.                                     ENGINE_CALLBACK_NOTE_OFF,

  2081.                                     pData->id,

  2082.                                     event.value1,

  2083.                                     event.value2,

  2084.                                     0, 0.0f, nullptr);

  2085.         } break;

  2086.         }

  2087.     }

  2088. 

  2089.     pData->postRtEvents.clearData();

  2090. }

  2091. 

  2092. bool CarlaPlugin::tryLock(const bool forcedOffline) noexcept

  2093. {

  2094.     if (forcedOffline)

  2095.     {

  2096. #ifndef STOAT_TEST_BUILD

  2097.         pData->masterMutex.lock();

  2098.         return true;

  2099. #endif

  2100.     }

  2101. 

  2102.     return pData->masterMutex.tryLock();

  2103. }

  2104. 

  2105. void CarlaPlugin::unlock() noexcept

  2106. {

  2107.     pData->masterMutex.unlock();

  2108. }

  2109. 

  2110. // -------------------------------------------------------------------

  2111. // Plugin buffers

  2112. 

  2113. void CarlaPlugin::initBuffers() const noexcept

  2114. {

  2115.     pData->audioIn.initBuffers();

  2116.     pData->audioOut.initBuffers();

  2117.     pData->cvIn.initBuffers();

  2118.     pData->cvOut.initBuffers();

  2119.     pData->event.initBuffers();

  2120. }

  2121. 

  2122. void CarlaPlugin::clearBuffers() noexcept

  2123. {

  2124.     pData->clearBuffers();

  2125. }

  2126. 

  2127. // -------------------------------------------------------------------

  2128. // OSC stuff

  2129. 

  2130. // FIXME

  2131. void CarlaPlugin::handleOscMessage(const char* const, const int, const void* const, const char* const, const lo_message)

  2132. {

  2133.     // do nothing

  2134. }

  2135. 

  2136. // -------------------------------------------------------------------

  2137. // MIDI events

  2138. 

  2139. void CarlaPlugin::sendMidiSingleNote(const uint8_t channel, const uint8_t note, const uint8_t velo, const bool sendGui, const bool sendOsc, const bool sendCallback)

  2140. {

  2141.     CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS,);

  2142.     CARLA_SAFE_ASSERT_RETURN(note < MAX_MIDI_NOTE,);

  2143.     CARLA_SAFE_ASSERT_RETURN(velo < MAX_MIDI_VALUE,);

  2144. 

  2145.     if (! pData->active)

  2146.         return;

  2147. 

  2148.     ExternalMidiNote extNote;

  2149.     extNote.channel = static_cast<int8_t>(channel);

  2150.     extNote.note    = note;

  2151.     extNote.velo    = velo;

  2152. 

  2153.     pData->extNotes.appendNonRT(extNote);

  2154. 

  2155.     if (sendGui && (pData->hints & PLUGIN_HAS_CUSTOM_UI) != 0)

  2156.     {

  2157.         if (velo > 0)

  2158.             uiNoteOn(channel, note, velo);

  2159.         else

  2160.             uiNoteOff(channel, note);

  2161.     }

  2162. 

  2163.     pData->engine->callback(sendCallback, sendOsc,

  2164.                             (velo > 0) ? ENGINE_CALLBACK_NOTE_ON : ENGINE_CALLBACK_NOTE_OFF,

  2165.                             pData->id,

  2166.                             channel,

  2167.                             note,

  2168.                             velo,

  2169.                             0.0f, nullptr);

  2170. }

  2171. 

  2172. #ifndef BUILD_BRIDGE_ALTERNATIVE_ARCH

  2173. void CarlaPlugin::postponeRtAllNotesOff()

  2174. {

  2175.     if (pData->ctrlChannel < 0 || pData->ctrlChannel >= MAX_MIDI_CHANNELS)

  2176.         return;

  2177. 

  2178.     PluginPostRtEvent postEvent;

  2179.     postEvent.type   = kPluginPostRtEventNoteOff;

  2180.     postEvent.value1 = pData->ctrlChannel;

  2181.     postEvent.value2 = 0;

  2182.     postEvent.value3 = 0;

  2183.     postEvent.valuef = 0.0f;

  2184. 

  2185.     for (int32_t i=0; i < MAX_MIDI_NOTE; ++i)

  2186.     {

  2187.         postEvent.value2 = i;

  2188.         pData->postRtEvents.appendRT(postEvent);

  2189.     }

  2190. }

  2191. #endif

  2192. 

  2193. // -------------------------------------------------------------------

  2194. // UI Stuff

  2195. 

  2196. void CarlaPlugin::showCustomUI(const bool yesNo)

  2197. {

  2198.     if (yesNo) {

  2199.         CARLA_SAFE_ASSERT(false);

  2200.     }

  2201. }

  2202. 

  2203. void CarlaPlugin::uiIdle()

  2204. {

  2205.     if (pData->hints & PLUGIN_NEEDS_UI_MAIN_THREAD)

  2206.     {

  2207.         // Update parameter outputs

  2208.         for (uint32_t i=0; i < pData->param.count; ++i)

  2209.         {

  2210.             if (pData->param.data[i].type == PARAMETER_OUTPUT)

  2211.                 uiParameterChange(i, getParameterValue(i));

  2212.         }

  2213. 

  2214.         const CarlaMutexLocker sl(pData->postUiEvents.mutex);

  2215. 

  2216.         for (LinkedList<PluginPostRtEvent>::Itenerator it = pData->postUiEvents.data.begin2(); it.valid(); it.next())

  2217.         {

  2218.             const PluginPostRtEvent& event(it.getValue(kPluginPostRtEventFallback));

  2219.             CARLA_SAFE_ASSERT_CONTINUE(event.type != kPluginPostRtEventNull);

  2220. 

  2221.             switch (event.type)

  2222.             {

  2223.             case kPluginPostRtEventNull:

  2224.             case kPluginPostRtEventDebug:

  2225.                 break;

  2226. 

  2227.             case kPluginPostRtEventParameterChange:

  2228.                 uiParameterChange(static_cast<uint32_t>(event.value1), event.valuef);

  2229.                 break;

  2230. 

  2231.             case kPluginPostRtEventProgramChange:

  2232.                 uiProgramChange(static_cast<uint32_t>(event.value1));

  2233.                 break;

  2234. 

  2235.             case kPluginPostRtEventMidiProgramChange:

  2236.                 uiMidiProgramChange(static_cast<uint32_t>(event.value1));

  2237.                 break;

  2238. 

  2239.             case kPluginPostRtEventNoteOn:

  2240.                 uiNoteOn(static_cast<uint8_t>(event.value1),

  2241.                          static_cast<uint8_t>(event.value2),

  2242.                          static_cast<uint8_t>(event.value3));

  2243.                 break;

  2244. 

  2245.             case kPluginPostRtEventNoteOff:

  2246.                 uiNoteOff(static_cast<uint8_t>(event.value1),

  2247.                           static_cast<uint8_t>(event.value2));

  2248.                 break;

  2249.             }

  2250.         }

  2251. 

  2252.         pData->postUiEvents.data.clear();

  2253.     }

  2254. 

  2255. #ifndef BUILD_BRIDGE_ALTERNATIVE_ARCH

  2256.     if (pData->transientTryCounter == 0)

  2257.         return;

  2258.     if (++pData->transientTryCounter % 10 != 0)

  2259.         return;

  2260.     if (pData->transientTryCounter >= 200)

  2261.         return;

  2262. 

  2263.     carla_stdout("Trying to get window...");

  2264. 

  2265.     CarlaString uiTitle(pData->name);

  2266.     uiTitle += " (GUI)";

  2267. 

  2268.     if (CarlaPluginUI::tryTransientWinIdMatch(getUiBridgeProcessId(), uiTitle,

  2269.                                               pData->engine->getOptions().frontendWinId, pData->transientFirstTry))

  2270.     {

  2271.         pData->transientTryCounter = 0;

  2272.         pData->transientFirstTry = false;

  2273.     }

  2274. #endif

  2275. }

  2276. 

  2277. void CarlaPlugin::uiParameterChange(const uint32_t index, const float value) noexcept

  2278. {

  2279.     CARLA_SAFE_ASSERT_RETURN(index < getParameterCount(),);

  2280.     return;

  2281. 

  2282.     // unused

  2283.     (void)value;

  2284. }

  2285. 

  2286. void CarlaPlugin::uiProgramChange(const uint32_t index) noexcept

  2287. {

  2288.     CARLA_SAFE_ASSERT_RETURN(index < getProgramCount(),);

  2289. }

  2290. 

  2291. void CarlaPlugin::uiMidiProgramChange(const uint32_t index) noexcept

  2292. {

  2293.     CARLA_SAFE_ASSERT_RETURN(index < getMidiProgramCount(),);

  2294. }

  2295. 

  2296. void CarlaPlugin::uiNoteOn(const uint8_t channel, const uint8_t note, const uint8_t velo) noexcept

  2297. {

  2298.     CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS,);

  2299.     CARLA_SAFE_ASSERT_RETURN(note < MAX_MIDI_NOTE,);

  2300.     CARLA_SAFE_ASSERT_RETURN(velo > 0 && velo < MAX_MIDI_VALUE,);

  2301. }

  2302. 

  2303. void CarlaPlugin::uiNoteOff(const uint8_t channel, const uint8_t note) noexcept

  2304. {

  2305.     CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS,);

  2306.     CARLA_SAFE_ASSERT_RETURN(note < MAX_MIDI_NOTE,);

  2307. }

  2308. 

  2309. CarlaEngine* CarlaPlugin::getEngine() const noexcept

  2310. {

  2311.     return pData->engine;

  2312. }

  2313. 

  2314. CarlaEngineClient* CarlaPlugin::getEngineClient() const noexcept

  2315. {

  2316.     return pData->client;

  2317. }

  2318. 

  2319. CarlaEngineAudioPort* CarlaPlugin::getAudioInPort(const uint32_t index) const noexcept

  2320. {

  2321.     return pData->audioIn.ports[index].port;

  2322. }

  2323. 

  2324. CarlaEngineAudioPort* CarlaPlugin::getAudioOutPort(const uint32_t index) const noexcept

  2325. {

  2326.     return pData->audioOut.ports[index].port;

  2327. }

  2328. 

  2329. CarlaEngineCVPort* CarlaPlugin::getCVInPort(const uint32_t index) const noexcept

  2330. {

  2331.     return pData->cvIn.ports[index].port;

  2332. }

  2333. 

  2334. CarlaEngineCVPort* CarlaPlugin::getCVOutPort(const uint32_t index) const noexcept

  2335. {

  2336.     return pData->cvOut.ports[index].port;

  2337. }

  2338. 

  2339. CarlaEngineEventPort* CarlaPlugin::getDefaultEventInPort() const noexcept

  2340. {

  2341.     return pData->event.portIn;

  2342. }

  2343. 

  2344. CarlaEngineEventPort* CarlaPlugin::getDefaultEventOutPort() const noexcept

  2345. {

  2346.     return pData->event.portOut;

  2347. }

  2348. 

  2349. void* CarlaPlugin::getNativeHandle() const noexcept

  2350. {

  2351.     return nullptr;

  2352. }

  2353. 

  2354. const void* CarlaPlugin::getNativeDescriptor() const noexcept

  2355. {

  2356.     return nullptr;

  2357. }

  2358. 

  2359. uintptr_t CarlaPlugin::getUiBridgeProcessId() const noexcept

  2360. {

  2361.     return 0;

  2362. }

  2363. 

  2364. // -------------------------------------------------------------------

  2365. 

  2366. uint32_t CarlaPlugin::getPatchbayNodeId() const noexcept

  2367. {

  2368.     return pData->nodeId;

  2369. }

  2370. 

  2371. void CarlaPlugin::setPatchbayNodeId(const uint32_t nodeId) noexcept

  2372. {

  2373.     pData->nodeId = nodeId;

  2374. }

  2375. 

  2376. // -------------------------------------------------------------------

  2377. 

  2378. void CarlaPlugin::restoreLV2State() noexcept

  2379. {

  2380.     carla_stderr2("Warning: restoreLV2State() called for non-implemented type");

  2381. }

  2382. 

  2383. void CarlaPlugin::waitForBridgeSaveSignal() noexcept

  2384. {

  2385. }

  2386. 

  2387. // -------------------------------------------------------------------

  2388. // Scoped Disabler

  2389. 

  2390. CarlaPlugin::ScopedDisabler::ScopedDisabler(CarlaPlugin* const plugin) noexcept

  2391.     : fPlugin(plugin),

  2392.       fWasEnabled(false)

  2393. {

  2394.     CARLA_SAFE_ASSERT_RETURN(plugin != nullptr,);

  2395.     CARLA_SAFE_ASSERT_RETURN(plugin->pData != nullptr,);

  2396.     CARLA_SAFE_ASSERT_RETURN(plugin->pData->client != nullptr,);

  2397.     carla_debug("CarlaPlugin::ScopedDisabler(%p)", plugin);

  2398. 

  2399.     plugin->pData->masterMutex.lock();

  2400. 

  2401.     if (plugin->pData->enabled)

  2402.     {

  2403.         fWasEnabled = true;

  2404.         plugin->pData->enabled = false;

  2405. 

  2406.         if (plugin->pData->client->isActive())

  2407.             plugin->pData->client->deactivate();

  2408.     }

  2409. }

  2410. 

  2411. CarlaPlugin::ScopedDisabler::~ScopedDisabler() noexcept

  2412. {

  2413.     CARLA_SAFE_ASSERT_RETURN(fPlugin != nullptr,);

  2414.     CARLA_SAFE_ASSERT_RETURN(fPlugin->pData != nullptr,);

  2415.     CARLA_SAFE_ASSERT_RETURN(fPlugin->pData->client != nullptr,);

  2416.     carla_debug("CarlaPlugin::~ScopedDisabler()");

  2417. 

  2418.     if (fWasEnabled)

  2419.     {

  2420.         fPlugin->pData->enabled = true;

  2421.         fPlugin->pData->client->activate();

  2422.     }

  2423. 

  2424.     fPlugin->pData->masterMutex.unlock();

  2425. }

  2426. 

  2427. // -------------------------------------------------------------------

  2428. // Scoped Process Locker

  2429. 

  2430. CarlaPlugin::ScopedSingleProcessLocker::ScopedSingleProcessLocker(CarlaPlugin* const plugin, const bool block) noexcept

  2431.     : fPlugin(plugin),

  2432.       fBlock(block)

  2433. {

  2434.     CARLA_SAFE_ASSERT_RETURN(fPlugin != nullptr,);

  2435.     CARLA_SAFE_ASSERT_RETURN(fPlugin->pData != nullptr,);

  2436.     carla_debug("CarlaPlugin::ScopedSingleProcessLocker(%p, %s)", plugin, bool2str(block));

  2437. 

  2438.     if (! fBlock)

  2439.         return;

  2440. 

  2441.     plugin->pData->singleMutex.lock();

  2442. }

  2443. 

  2444. CarlaPlugin::ScopedSingleProcessLocker::~ScopedSingleProcessLocker() noexcept

  2445. {

  2446.     CARLA_SAFE_ASSERT_RETURN(fPlugin != nullptr,);

  2447.     CARLA_SAFE_ASSERT_RETURN(fPlugin->pData != nullptr,);

  2448.     carla_debug("CarlaPlugin::~ScopedSingleProcessLocker()");

  2449. 

  2450.     if (! fBlock)

  2451.         return;

  2452. 

  2453. #ifndef BUILD_BRIDGE_ALTERNATIVE_ARCH

  2454.     if (fPlugin->pData->singleMutex.wasTryLockCalled())

  2455.         fPlugin->pData->needsReset = true;

  2456. #endif

  2457. 

  2458.     fPlugin->pData->singleMutex.unlock();

  2459. }

  2460. 

  2461. // -------------------------------------------------------------------

  2462. 

  2463. CARLA_BACKEND_END_NAMESPACE