falkTX
/
Carla
mirror of https://github.com/falkTX/Carla
1
0
Fork 0
Code Releases 42 Activity
Audio plugin host https://kx.studio/carla
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
6483 Commits
16 Branches
14GB
Tree: 65d988bf2d
Branches Tags
${ item.name }
Create branch ${ searchTerm }
from '65d988bf2d'
${ noResults }
Carla/source/utils/CarlaLv2Utils.hpp

3255 lines
134KB
Raw Blame History 

  1. /*

  2.  * Carla LV2 utils

  3.  * Copyright (C) 2011-2022 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. #ifndef CARLA_LV2_UTILS_HPP_INCLUDED

  19. #define CARLA_LV2_UTILS_HPP_INCLUDED

  20. 

  21. #include "CarlaMathUtils.hpp"

  22. #include "CarlaStringList.hpp"

  23. #include "CarlaMIDI.h"

  24. 

  25. #ifndef nullptr

  26. # undef NULL

  27. # define NULL nullptr

  28. #endif

  29. 

  30. // disable -Wdocumentation for LV2 headers

  31. #if defined(__clang__) && (__clang_major__ * 100 + __clang_minor__) > 300

  32. # pragma clang diagnostic push

  33. # pragma clang diagnostic ignored "-Wdocumentation"

  34. #endif

  35. 

  36. #include "lv2/lv2.h"

  37. #include "lv2/atom.h"

  38. #include "lv2/atom-forge.h"

  39. #include "lv2/atom-helpers.h"

  40. #include "lv2/atom-util.h"

  41. #include "lv2/buf-size.h"

  42. #include "lv2/data-access.h"

  43. // dynmanifest

  44. #include "lv2/event.h"

  45. #include "lv2/event-helpers.h"

  46. #include "lv2/inline-display.h"

  47. #include "lv2/instance-access.h"

  48. #include "lv2/log.h"

  49. // logger

  50. #include "lv2/midi.h"

  51. #include "lv2/midnam.h"

  52. // morph

  53. #include "lv2/options.h"

  54. #include "lv2/parameters.h"

  55. #include "lv2/patch.h"

  56. #include "lv2/port-groups.h"

  57. #include "lv2/port-props.h"

  58. #include "lv2/presets.h"

  59. #include "lv2/resize-port.h"

  60. #include "lv2/state.h"

  61. #include "lv2/time.h"

  62. #include "lv2/ui.h"

  63. #include "lv2/units.h"

  64. #include "lv2/uri-map.h"

  65. #include "lv2/urid.h"

  66. #include "lv2/worker.h"

  67. 

  68. #include "lv2/lv2-miditype.h"

  69. #include "lv2/lv2-midifunctions.h"

  70. #include "lv2/lv2_external_ui.h"

  71. #include "lv2/lv2_kxstudio_properties.h"

  72. #include "lv2/lv2_programs.h"

  73. #include "lv2/lv2_rtmempool.h"

  74. 

  75. #include "lilv/lilvmm.hpp"

  76. #include "sratom/sratom.h"

  77. #include "lilv/config/lilv_config.h"

  78. 

  79. // enable -Wdocumentation again

  80. #if defined(__clang__) && (__clang_major__ * 100 + __clang_minor__) > 300

  81. # pragma clang diagnostic pop

  82. #endif

  83. 

  84. #include "lv2_rdf.hpp"

  85. 

  86. #ifdef USE_QT

  87. # include <QtCore/QStringList>

  88. #else

  89. # include "water/text/StringArray.h"

  90. #endif

  91. 

  92. // used for scalepoint sorting

  93. #include <map>

  94. typedef std::map<double,const LilvScalePoint*> LilvScalePointMap;

  95. 

  96. // --------------------------------------------------------------------------------------------------------------------

  97. // Define namespaces and missing prefixes

  98. 

  99. #define NS_dct  "http://purl.org/dc/terms/"

  100. #define NS_doap "http://usefulinc.com/ns/doap#"

  101. #define NS_rdf  "http://www.w3.org/1999/02/22-rdf-syntax-ns#"

  102. #define NS_rdfs "http://www.w3.org/2000/01/rdf-schema#"

  103. #define NS_llmm "http://ll-plugins.nongnu.org/lv2/ext/midimap#"

  104. #define NS_devp "http://lv2plug.in/ns/dev/extportinfo#"

  105. #define NS_mod  "http://moddevices.com/ns/modgui#"

  106. 

  107. #define LV2_MIDI_Map__CC      "http://ll-plugins.nongnu.org/lv2/namespace#CC"

  108. #define LV2_MIDI_Map__NRPN    "http://ll-plugins.nongnu.org/lv2/namespace#NRPN"

  109. 

  110. #define LV2_MIDI_LL__MidiPort "http://ll-plugins.nongnu.org/lv2/ext/MidiPort"

  111. 

  112. #define LV2_UI__makeResident       LV2_UI_PREFIX "makeResident"

  113. #define LV2_UI__makeSONameResident LV2_UI_PREFIX "makeSONameResident"

  114. 

  115. // TODO: update LV2 headers once again

  116. #define LV2_CORE__Parameter   LV2_CORE_PREFIX "Parameter"   ///< http://lv2plug.in/ns/lv2core#Parameter

  117. #define LV2_CORE__enabled     LV2_CORE_PREFIX "enabled"     ///< http://lv2plug.in/ns/lv2core#enabled

  118. #define LV2_CORE__isSideChain LV2_CORE_PREFIX "isSideChain" ///< http://lv2plug.in/ns/lv2core#isSideChain

  119. 

  120. // --------------------------------------------------------------------------------------------------------------------

  121. // Custom Atom types

  122. 

  123. struct LV2_Atom_MidiEvent {

  124.     LV2_Atom atom;    /**< Atom header. */

  125.     uint8_t  data[4]; /**< MIDI data (body). */

  126. };

  127. 

  128. static inline

  129. uint32_t lv2_atom_total_size(const LV2_Atom_MidiEvent& midiEv)

  130. {

  131.     return static_cast<uint32_t>(sizeof(LV2_Atom)) + midiEv.atom.size;

  132. }

  133. 

  134. // ---------------------------------------------------------------------------------------------------------------------

  135. // -Weffc++ compat ext widget

  136. 

  137. extern "C" {

  138. 

  139. typedef struct _LV2_External_UI_Widget_Compat {

  140.   void (*run )(struct _LV2_External_UI_Widget_Compat*);

  141.   void (*show)(struct _LV2_External_UI_Widget_Compat*);

  142.   void (*hide)(struct _LV2_External_UI_Widget_Compat*);

  143. 

  144.   _LV2_External_UI_Widget_Compat() noexcept

  145.       : run(nullptr), show(nullptr), hide(nullptr) {}

  146. 

  147. } LV2_External_UI_Widget_Compat;

  148. 

  149. }

  150. 

  151. // --------------------------------------------------------------------------------------------------------------------

  152. // Our LV2 World class

  153. 

  154. class Lv2WorldClass : public Lilv::World

  155. {

  156. public:

  157.     // Base Types

  158.     Lilv::Node port;

  159.     Lilv::Node symbol;

  160.     Lilv::Node designation;

  161.     Lilv::Node freeWheeling;

  162.     Lilv::Node reportsLatency;

  163. 

  164.     // Plugin Types

  165.     Lilv::Node class_allpass;

  166.     Lilv::Node class_amplifier;

  167.     Lilv::Node class_analyzer;

  168.     Lilv::Node class_bandpass;

  169.     Lilv::Node class_chorus;

  170.     Lilv::Node class_comb;

  171.     Lilv::Node class_compressor;

  172.     Lilv::Node class_constant;

  173.     Lilv::Node class_converter;

  174.     Lilv::Node class_delay;

  175.     Lilv::Node class_distortion;

  176.     Lilv::Node class_dynamics;

  177.     Lilv::Node class_eq;

  178.     Lilv::Node class_envelope;

  179.     Lilv::Node class_expander;

  180.     Lilv::Node class_filter;

  181.     Lilv::Node class_flanger;

  182.     Lilv::Node class_function;

  183.     Lilv::Node class_gate;

  184.     Lilv::Node class_generator;

  185.     Lilv::Node class_highpass;

  186.     Lilv::Node class_instrument;

  187.     Lilv::Node class_limiter;

  188.     Lilv::Node class_lowpass;

  189.     Lilv::Node class_mixer;

  190.     Lilv::Node class_modulator;

  191.     Lilv::Node class_multiEQ;

  192.     Lilv::Node class_oscillator;

  193.     Lilv::Node class_paraEQ;

  194.     Lilv::Node class_phaser;

  195.     Lilv::Node class_pitch;

  196.     Lilv::Node class_reverb;

  197.     Lilv::Node class_simulator;

  198.     Lilv::Node class_spatial;

  199.     Lilv::Node class_spectral;

  200.     Lilv::Node class_utility;

  201.     Lilv::Node class_waveshaper;

  202. 

  203.     // Port Types

  204.     Lilv::Node port_input;

  205.     Lilv::Node port_output;

  206.     Lilv::Node port_control;

  207.     Lilv::Node port_audio;

  208.     Lilv::Node port_cv;

  209.     Lilv::Node port_atom;

  210.     Lilv::Node port_event;

  211.     Lilv::Node port_midi;

  212. 

  213.     // Port Properties

  214.     Lilv::Node pprop_optional;

  215.     Lilv::Node pprop_enumeration;

  216.     Lilv::Node pprop_integer;

  217.     Lilv::Node pprop_isSideChain;

  218.     Lilv::Node pprop_sampleRate;

  219.     Lilv::Node pprop_toggled;

  220.     Lilv::Node pprop_artifacts;

  221.     Lilv::Node pprop_continuousCV;

  222.     Lilv::Node pprop_discreteCV;

  223.     Lilv::Node pprop_expensive;

  224.     Lilv::Node pprop_strictBounds;

  225.     Lilv::Node pprop_logarithmic;

  226.     Lilv::Node pprop_notAutomatic;

  227.     Lilv::Node pprop_notOnGUI;

  228.     Lilv::Node pprop_trigger;

  229.     Lilv::Node pprop_nonAutomatable;

  230. 

  231.     // Unit Hints

  232.     Lilv::Node unit_name;

  233.     Lilv::Node unit_render;

  234.     Lilv::Node unit_symbol;

  235.     Lilv::Node unit_unit;

  236. 

  237.     // UI Types

  238.     Lilv::Node ui;

  239.     Lilv::Node ui_gtk2;

  240.     Lilv::Node ui_gtk3;

  241.     Lilv::Node ui_qt4;

  242.     Lilv::Node ui_qt5;

  243.     Lilv::Node ui_cocoa;

  244.     Lilv::Node ui_windows;

  245.     Lilv::Node ui_x11;

  246.     Lilv::Node ui_external;

  247.     Lilv::Node ui_externalOld;

  248. 

  249.     // Misc

  250.     Lilv::Node atom_bufferType;

  251.     Lilv::Node atom_sequence;

  252.     Lilv::Node atom_supports;

  253. 

  254.     Lilv::Node lv2_name;

  255.     Lilv::Node lv2_symbol;

  256.     Lilv::Node patch_readable;

  257.     Lilv::Node patch_writable;

  258.     Lilv::Node pg_group;

  259.     Lilv::Node pg_sideChainOf;

  260.     Lilv::Node preset_preset;

  261.     Lilv::Node state_state;

  262. 

  263.     Lilv::Node ui_portIndex;

  264.     Lilv::Node ui_portNotif;

  265.     Lilv::Node ui_protocol;

  266. 

  267.     Lilv::Node value_default;

  268.     Lilv::Node value_minimum;

  269.     Lilv::Node value_maximum;

  270. 

  271.     Lilv::Node rz_asLargeAs;

  272.     Lilv::Node rz_minSize;

  273. 

  274.     // Port Data Types

  275.     Lilv::Node midi_binding;

  276.     Lilv::Node midi_event;

  277.     Lilv::Node patch_message;

  278.     Lilv::Node time_position;

  279. 

  280.     // MIDI CC

  281.     Lilv::Node mm_defaultControl;

  282.     Lilv::Node mm_controlType;

  283.     Lilv::Node mm_controlNumber;

  284. 

  285.     // Other

  286.     Lilv::Node dct_replaces;

  287.     Lilv::Node doap_license;

  288.     Lilv::Node rdf_type;

  289.     Lilv::Node rdfs_comment;

  290.     Lilv::Node rdfs_label;

  291.     Lilv::Node rdfs_range;

  292. 

  293.     bool needsInit;

  294. 

  295.     const LilvPlugins* allPlugins;

  296.     const LilvPlugin** cachedPlugins;

  297.     uint pluginCount;

  298. 

  299.     // ----------------------------------------------------------------------------------------------------------------

  300. 

  301.     Lv2WorldClass()

  302.         : Lilv::World(),

  303.           port               (new_uri(LV2_CORE__port)),

  304.           symbol             (new_uri(LV2_CORE__symbol)),

  305.           designation        (new_uri(LV2_CORE__designation)),

  306.           freeWheeling       (new_uri(LV2_CORE__freeWheeling)),

  307.           reportsLatency     (new_uri(LV2_CORE__reportsLatency)),

  308. 

  309.           class_allpass      (new_uri(LV2_CORE__AllpassPlugin)),

  310.           class_amplifier    (new_uri(LV2_CORE__AmplifierPlugin)),

  311.           class_analyzer     (new_uri(LV2_CORE__AnalyserPlugin)),

  312.           class_bandpass     (new_uri(LV2_CORE__BandpassPlugin)),

  313.           class_chorus       (new_uri(LV2_CORE__ChorusPlugin)),

  314.           class_comb         (new_uri(LV2_CORE__CombPlugin)),

  315.           class_compressor   (new_uri(LV2_CORE__CompressorPlugin)),

  316.           class_constant     (new_uri(LV2_CORE__ConstantPlugin)),

  317.           class_converter    (new_uri(LV2_CORE__ConverterPlugin)),

  318.           class_delay        (new_uri(LV2_CORE__DelayPlugin)),

  319.           class_distortion   (new_uri(LV2_CORE__DistortionPlugin)),

  320.           class_dynamics     (new_uri(LV2_CORE__DynamicsPlugin)),

  321.           class_eq           (new_uri(LV2_CORE__EQPlugin)),

  322.           class_envelope     (new_uri(LV2_CORE__EnvelopePlugin)),

  323.           class_expander     (new_uri(LV2_CORE__ExpanderPlugin)),

  324.           class_filter       (new_uri(LV2_CORE__FilterPlugin)),

  325.           class_flanger      (new_uri(LV2_CORE__FlangerPlugin)),

  326.           class_function     (new_uri(LV2_CORE__FunctionPlugin)),

  327.           class_gate         (new_uri(LV2_CORE__GatePlugin)),

  328.           class_generator    (new_uri(LV2_CORE__GeneratorPlugin)),

  329.           class_highpass     (new_uri(LV2_CORE__HighpassPlugin)),

  330.           class_instrument   (new_uri(LV2_CORE__InstrumentPlugin)),

  331.           class_limiter      (new_uri(LV2_CORE__LimiterPlugin)),

  332.           class_lowpass      (new_uri(LV2_CORE__LowpassPlugin)),

  333.           class_mixer        (new_uri(LV2_CORE__MixerPlugin)),

  334.           class_modulator    (new_uri(LV2_CORE__ModulatorPlugin)),

  335.           class_multiEQ      (new_uri(LV2_CORE__MultiEQPlugin)),

  336.           class_oscillator   (new_uri(LV2_CORE__OscillatorPlugin)),

  337.           class_paraEQ       (new_uri(LV2_CORE__ParaEQPlugin)),

  338.           class_phaser       (new_uri(LV2_CORE__PhaserPlugin)),

  339.           class_pitch        (new_uri(LV2_CORE__PitchPlugin)),

  340.           class_reverb       (new_uri(LV2_CORE__ReverbPlugin)),

  341.           class_simulator    (new_uri(LV2_CORE__SimulatorPlugin)),

  342.           class_spatial      (new_uri(LV2_CORE__SpatialPlugin)),

  343.           class_spectral     (new_uri(LV2_CORE__SpectralPlugin)),

  344.           class_utility      (new_uri(LV2_CORE__UtilityPlugin)),

  345.           class_waveshaper   (new_uri(LV2_CORE__WaveshaperPlugin)),

  346. 

  347.           port_input         (new_uri(LV2_CORE__InputPort)),

  348.           port_output        (new_uri(LV2_CORE__OutputPort)),

  349.           port_control       (new_uri(LV2_CORE__ControlPort)),

  350.           port_audio         (new_uri(LV2_CORE__AudioPort)),

  351.           port_cv            (new_uri(LV2_CORE__CVPort)),

  352.           port_atom          (new_uri(LV2_ATOM__AtomPort)),

  353.           port_event         (new_uri(LV2_EVENT__EventPort)),

  354.           port_midi          (new_uri(LV2_MIDI_LL__MidiPort)),

  355. 

  356.           pprop_optional     (new_uri(LV2_CORE__connectionOptional)),

  357.           pprop_enumeration  (new_uri(LV2_CORE__enumeration)),

  358.           pprop_integer      (new_uri(LV2_CORE__integer)),

  359.           pprop_isSideChain  (new_uri(LV2_CORE__isSideChain)),

  360.           pprop_sampleRate   (new_uri(LV2_CORE__sampleRate)),

  361.           pprop_toggled      (new_uri(LV2_CORE__toggled)),

  362.           pprop_artifacts    (new_uri(LV2_PORT_PROPS__causesArtifacts)),

  363.           pprop_continuousCV (new_uri(LV2_PORT_PROPS__continuousCV)),

  364.           pprop_discreteCV   (new_uri(LV2_PORT_PROPS__discreteCV)),

  365.           pprop_expensive    (new_uri(LV2_PORT_PROPS__expensive)),

  366.           pprop_strictBounds (new_uri(LV2_PORT_PROPS__hasStrictBounds)),

  367.           pprop_logarithmic  (new_uri(LV2_PORT_PROPS__logarithmic)),

  368.           pprop_notAutomatic (new_uri(LV2_PORT_PROPS__notAutomatic)),

  369.           pprop_notOnGUI     (new_uri(LV2_PORT_PROPS__notOnGUI)),

  370.           pprop_trigger      (new_uri(LV2_PORT_PROPS__trigger)),

  371.           pprop_nonAutomatable (new_uri(LV2_KXSTUDIO_PROPERTIES__NonAutomatable)),

  372. 

  373.           unit_name          (new_uri(LV2_UNITS__name)),

  374.           unit_render        (new_uri(LV2_UNITS__render)),

  375.           unit_symbol        (new_uri(LV2_UNITS__symbol)),

  376.           unit_unit          (new_uri(LV2_UNITS__unit)),

  377. 

  378.           ui                 (new_uri(LV2_UI__UI)),

  379.           ui_gtk2            (new_uri(LV2_UI__GtkUI)),

  380.           ui_gtk3            (new_uri(LV2_UI__Gtk3UI)),

  381.           ui_qt4             (new_uri(LV2_UI__Qt4UI)),

  382.           ui_qt5             (new_uri(LV2_UI__Qt5UI)),

  383.           ui_cocoa           (new_uri(LV2_UI__CocoaUI)),

  384.           ui_windows         (new_uri(LV2_UI__WindowsUI)),

  385.           ui_x11             (new_uri(LV2_UI__X11UI)),

  386.           ui_external        (new_uri(LV2_EXTERNAL_UI__Widget)),

  387.           ui_externalOld     (new_uri(LV2_EXTERNAL_UI_DEPRECATED_URI)),

  388. 

  389.           atom_bufferType    (new_uri(LV2_ATOM__bufferType)),

  390.           atom_sequence      (new_uri(LV2_ATOM__Sequence)),

  391.           atom_supports      (new_uri(LV2_ATOM__supports)),

  392. 

  393.           lv2_name           (new_uri(LV2_CORE__name)),

  394.           lv2_symbol         (new_uri(LV2_CORE__symbol)),

  395.           patch_readable     (new_uri(LV2_PATCH__readable)),

  396.           patch_writable     (new_uri(LV2_PATCH__writable)),

  397.           pg_group           (new_uri(LV2_PORT_GROUPS__group)),

  398.           pg_sideChainOf     (new_uri(LV2_PORT_GROUPS__sideChainOf)),

  399.           preset_preset      (new_uri(LV2_PRESETS__Preset)),

  400.           state_state        (new_uri(LV2_STATE__state)),

  401. 

  402.           ui_portIndex       (new_uri(LV2_UI__portIndex)),

  403.           ui_portNotif       (new_uri(LV2_UI__portNotification)),

  404.           ui_protocol        (new_uri(LV2_UI__protocol)),

  405. 

  406.           value_default      (new_uri(LV2_CORE__default)),

  407.           value_minimum      (new_uri(LV2_CORE__minimum)),

  408.           value_maximum      (new_uri(LV2_CORE__maximum)),

  409. 

  410.           rz_asLargeAs       (new_uri(LV2_RESIZE_PORT__asLargeAs)),

  411.           rz_minSize         (new_uri(LV2_RESIZE_PORT__minimumSize)),

  412. 

  413.           midi_binding       (new_uri(LV2_MIDI__binding)),

  414.           midi_event         (new_uri(LV2_MIDI__MidiEvent)),

  415.           patch_message      (new_uri(LV2_PATCH__Message)),

  416.           time_position      (new_uri(LV2_TIME__Position)),

  417. 

  418.           mm_defaultControl  (new_uri(NS_llmm "defaultMidiController")),

  419.           mm_controlType     (new_uri(NS_llmm "controllerType")),

  420.           mm_controlNumber   (new_uri(NS_llmm "controllerNumber")),

  421. 

  422.           dct_replaces       (new_uri(NS_dct "replaces")),

  423.           doap_license       (new_uri(NS_doap "license")),

  424.           rdf_type           (new_uri(NS_rdf "type")),

  425.           rdfs_comment       (new_uri(NS_rdfs "comment")),

  426.           rdfs_label         (new_uri(NS_rdfs "label")),

  427.           rdfs_range         (new_uri(NS_rdfs "range")),

  428. 

  429.           needsInit(true),

  430.           allPlugins(nullptr),

  431.           cachedPlugins(nullptr),

  432.           pluginCount(0) {}

  433. 

  434.     ~Lv2WorldClass() override

  435.     {

  436.         pluginCount = 0;

  437.         allPlugins = nullptr;

  438. 

  439.         if (cachedPlugins != nullptr)

  440.         {

  441.             delete[] cachedPlugins;

  442.             cachedPlugins = nullptr;

  443.         }

  444.     }

  445. 

  446.     // FIXME - remove this

  447.     static Lv2WorldClass& getInstance()

  448.     {

  449.         static Lv2WorldClass lv2World;

  450.         return lv2World;

  451.     }

  452. 

  453.     void initIfNeeded(const char* LV2_PATH)

  454.     {

  455.         if (LV2_PATH == nullptr || LV2_PATH[0] == '\0')

  456.         {

  457.             static const char* const DEFAULT_LV2_PATH = LILV_DEFAULT_LV2_PATH;

  458.             LV2_PATH = DEFAULT_LV2_PATH;

  459.         }

  460. 

  461.         if (! needsInit)

  462.             return;

  463. 

  464.         needsInit = false;

  465. 

  466.         Lilv::World::load_all(LV2_PATH);

  467. 

  468.         allPlugins = lilv_world_get_all_plugins(this->me);

  469.         CARLA_SAFE_ASSERT_RETURN(allPlugins != nullptr,);

  470. 

  471.         if ((pluginCount = lilv_plugins_size(allPlugins)))

  472.         {

  473.             cachedPlugins = new const LilvPlugin*[pluginCount+1];

  474.             carla_zeroPointers(cachedPlugins, pluginCount+1);

  475. 

  476.             int i = 0;

  477.             for (LilvIter* it = lilv_plugins_begin(allPlugins); ! lilv_plugins_is_end(allPlugins, it); it = lilv_plugins_next(allPlugins, it))

  478.                 cachedPlugins[i++] = lilv_plugins_get(allPlugins, it);

  479.         }

  480.     }

  481. 

  482.     void load_bundle(const char* const bundle)

  483.     {

  484.         CARLA_SAFE_ASSERT_RETURN(bundle != nullptr && bundle[0] != '\0',);

  485.         CARLA_SAFE_ASSERT_RETURN(needsInit,);

  486. 

  487.         needsInit = false;

  488.         Lilv::World::load_bundle(Lilv::Node(new_uri(bundle)));

  489. 

  490.         allPlugins = lilv_world_get_all_plugins(this->me);

  491.         CARLA_SAFE_ASSERT_RETURN(allPlugins != nullptr,);

  492. 

  493.         if ((pluginCount = lilv_plugins_size(allPlugins)))

  494.         {

  495.             cachedPlugins = new const LilvPlugin*[pluginCount+1];

  496.             carla_zeroPointers(cachedPlugins, pluginCount+1);

  497. 

  498.             int i = 0;

  499.             for (LilvIter* it = lilv_plugins_begin(allPlugins); ! lilv_plugins_is_end(allPlugins, it); it = lilv_plugins_next(allPlugins, it))

  500.                 cachedPlugins[i++] = lilv_plugins_get(allPlugins, it);

  501.         }

  502.     }

  503. 

  504.     uint getPluginCount() const

  505.     {

  506.         CARLA_SAFE_ASSERT_RETURN(! needsInit, 0);

  507. 

  508.         return pluginCount;

  509.     }

  510. 

  511.     const LilvPlugin* getPluginFromIndex(const uint index) const

  512.     {

  513.         CARLA_SAFE_ASSERT_RETURN(! needsInit, nullptr);

  514.         CARLA_SAFE_ASSERT_RETURN(cachedPlugins != nullptr, nullptr);

  515.         CARLA_SAFE_ASSERT_RETURN(index < pluginCount, nullptr);

  516. 

  517.         return cachedPlugins[index];

  518.     }

  519. 

  520.     const LilvPlugin* getPluginFromURI(const LV2_URI uri) const

  521.     {

  522.         CARLA_SAFE_ASSERT_RETURN(uri != nullptr && uri[0] != '\0', nullptr);

  523.         CARLA_SAFE_ASSERT_RETURN(! needsInit, nullptr);

  524.         CARLA_SAFE_ASSERT_RETURN(allPlugins != nullptr, nullptr);

  525. 

  526.         LilvNode* const uriNode(lilv_new_uri(this->me, uri));

  527.         CARLA_SAFE_ASSERT_RETURN(uriNode != nullptr, nullptr);

  528. 

  529.         const LilvPlugin* const cPlugin(lilv_plugins_get_by_uri(allPlugins, uriNode));

  530.         lilv_node_free(uriNode);

  531. 

  532.         return cPlugin;

  533.     }

  534. 

  535.     LilvState* getStateFromURI(const LV2_URI uri, const LV2_URID_Map* const uridMap) const

  536.     {

  537.         CARLA_SAFE_ASSERT_RETURN(uri != nullptr && uri[0] != '\0', nullptr);

  538.         CARLA_SAFE_ASSERT_RETURN(uridMap != nullptr, nullptr);

  539.         CARLA_SAFE_ASSERT_RETURN(! needsInit, nullptr);

  540. 

  541.         LilvNode* const uriNode(lilv_new_uri(this->me, uri));

  542.         CARLA_SAFE_ASSERT_RETURN(uriNode != nullptr, nullptr);

  543. 

  544.         CARLA_SAFE_ASSERT(lilv_world_load_resource(this->me, uriNode) >= 0);

  545. 

  546.         LilvState* const cState(lilv_state_new_from_world(this->me, uridMap, uriNode));

  547.         lilv_node_free(uriNode);

  548. 

  549.         return cState;

  550.     }

  551. 

  552.     CARLA_PREVENT_VIRTUAL_HEAP_ALLOCATION

  553.     CARLA_DECLARE_NON_COPYABLE(Lv2WorldClass)

  554. };

  555. 

  556. // --------------------------------------------------------------------------------------------------------------------

  557. // Our LV2 Plugin base class

  558. 

  559. #if defined(__clang__)

  560. # pragma clang diagnostic push

  561. # pragma clang diagnostic ignored "-Weffc++"

  562. # pragma clang diagnostic ignored "-Wnon-virtual-dtor"

  563. #elif defined(__GNUC__) && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 6))

  564. # pragma GCC diagnostic push

  565. # pragma GCC diagnostic ignored "-Weffc++"

  566. # pragma GCC diagnostic ignored "-Wnon-virtual-dtor"

  567. #endif

  568. template<class TimeInfoStruct>

  569. class Lv2PluginBaseClass : public LV2_External_UI_Widget_Compat

  570. {

  571. #if defined(__clang__)

  572. # pragma clang diagnostic pop

  573. #elif defined(__GNUC__) && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 6))

  574. # pragma GCC diagnostic pop

  575. #endif

  576. public:

  577.     Lv2PluginBaseClass(const double sampleRate, const LV2_Feature* const* const features)

  578.         : fIsActive(false),

  579.           fIsOffline(false),

  580.           fUsingNominal(false),

  581.           fBufferSize(0),

  582.           fSampleRate(sampleRate),

  583.           fFreePath(nullptr),

  584.           fUridMap(nullptr),

  585.           fUridUnmap(nullptr),

  586.           fWorker(nullptr),

  587.           fInlineDisplay(nullptr),

  588.           fTimeInfo(),

  589.           fLastPositionData(),

  590.           fPorts(),

  591.           fURIs(),

  592.           fUI()

  593.     {

  594.         run  = extui_run;

  595.         show = extui_show;

  596.         hide = extui_hide;

  597. 

  598.         if (fSampleRate < 1.0)

  599.         {

  600.             carla_stderr("Host doesn't provide a valid sample rate");

  601.             return;

  602.         }

  603. 

  604.         const LV2_State_Free_Path* freePath  = nullptr;

  605.         const LV2_Options_Option*  options   = nullptr;

  606.         const LV2_URID_Map*        uridMap   = nullptr;

  607.         const LV2_URID_Unmap*      uridUnmap = nullptr;

  608.         const LV2_Worker_Schedule* worker    = nullptr;

  609.         const LV2_Inline_Display*  idisp     = nullptr;

  610. 

  611.         for (int i=0; features[i] != nullptr; ++i)

  612.         {

  613.             /**/ if (std::strcmp(features[i]->URI, LV2_STATE__freePath) == 0)

  614.                 freePath = (const LV2_State_Free_Path*)features[i]->data;

  615.             else if (std::strcmp(features[i]->URI, LV2_OPTIONS__options) == 0)

  616.                 options = (const LV2_Options_Option*)features[i]->data;

  617.             else if (std::strcmp(features[i]->URI, LV2_URID__map) == 0)

  618.                 uridMap = (const LV2_URID_Map*)features[i]->data;

  619.             else if (std::strcmp(features[i]->URI, LV2_URID__unmap) == 0)

  620.                 uridUnmap = (const LV2_URID_Unmap*)features[i]->data;

  621.             else if (std::strcmp(features[i]->URI, LV2_WORKER__schedule) == 0)

  622.                 worker = (const LV2_Worker_Schedule*)features[i]->data;

  623.             else if (std::strcmp(features[i]->URI, LV2_INLINEDISPLAY__queue_draw) == 0)

  624.                 idisp = (const LV2_Inline_Display*)features[i]->data;

  625.         }

  626. 

  627.         if (options == nullptr || uridMap == nullptr)

  628.         {

  629.             carla_stderr("Host doesn't provide option and urid-map features");

  630.             return;

  631.         }

  632. 

  633.         for (int i=0; options[i].key != 0; ++i)

  634.         {

  635.             if (uridUnmap != nullptr) {

  636.                 carla_debug("Host option %i:\"%s\"", i, uridUnmap->unmap(uridUnmap->handle, options[i].key));

  637.             }

  638. 

  639.             if (options[i].key == uridMap->map(uridMap->handle, LV2_BUF_SIZE__nominalBlockLength))

  640.             {

  641.                 if (options[i].type == uridMap->map(uridMap->handle, LV2_ATOM__Int))

  642.                 {

  643.                     const int32_t value(*(const int32_t*)options[i].value);

  644.                     CARLA_SAFE_ASSERT_CONTINUE(value > 0);

  645. 

  646.                     fBufferSize = static_cast<uint32_t>(value);

  647.                     fUsingNominal = true;

  648.                 }

  649.                 else

  650.                 {

  651.                     carla_stderr("Host provides nominalBlockLength but has wrong value type");

  652.                 }

  653.                 break;

  654.             }

  655. 

  656.             if (options[i].key == uridMap->map(uridMap->handle, LV2_BUF_SIZE__maxBlockLength))

  657.             {

  658.                 if (options[i].type == uridMap->map(uridMap->handle, LV2_ATOM__Int))

  659.                 {

  660.                     const int32_t value(*(const int32_t*)options[i].value);

  661.                     CARLA_SAFE_ASSERT_CONTINUE(value > 0);

  662. 

  663.                     fBufferSize = static_cast<uint32_t>(value);

  664.                 }

  665.                 else

  666.                 {

  667.                     carla_stderr("Host provides maxBlockLength but has wrong value type");

  668.                 }

  669.                 // no break, continue in case host supports nominalBlockLength

  670.             }

  671.         }

  672. 

  673.         if (fBufferSize == 0)

  674.         {

  675.             carla_stderr("Host doesn't provide buffer-size feature");

  676.             //return;

  677.             // as testing, continue for now

  678.             fBufferSize = 1024;

  679.         }

  680. 

  681.         fUridMap = uridMap;

  682.         fURIs.map(uridMap);

  683. 

  684.         fFreePath = freePath;

  685.         fUridUnmap = uridUnmap;

  686.         fWorker = worker;

  687.         fInlineDisplay = idisp;

  688. 

  689.         clearTimeData();

  690.     }

  691. 

  692.     virtual ~Lv2PluginBaseClass() {}

  693. 

  694.     bool loadedInProperHost() const noexcept

  695.     {

  696.         return fUridMap != nullptr && fBufferSize != 0;

  697.     }

  698. 

  699.     // ----------------------------------------------------------------------------------------------------------------

  700. 

  701.     void lv2_connect_port(const uint32_t port, void* const dataLocation) noexcept

  702.     {

  703.         fPorts.connectPort(port, dataLocation);

  704.     }

  705. 

  706.     bool lv2_pre_run(const uint32_t frames)

  707.     {

  708.         CARLA_SAFE_ASSERT_RETURN(fIsActive, false);

  709. 

  710.         fIsOffline = (fPorts.freewheel != nullptr && *fPorts.freewheel >= 0.5f);

  711. 

  712.         // cache midi events and time information first

  713.         if (fPorts.usesTime)

  714.         {

  715.             LV2_ATOM_SEQUENCE_FOREACH(fPorts.eventsIn[0], event)

  716.             {

  717.                 if (event == nullptr)

  718.                     continue;

  719.                 if (event->body.type != fURIs.atomBlank && event->body.type != fURIs.atomObject)

  720.                     continue;

  721. 

  722.                 const LV2_Atom_Object* const obj((const LV2_Atom_Object*)&event->body);

  723. 

  724.                 if (obj->body.otype != fURIs.timePos)

  725.                     continue;

  726. 

  727.                 LV2_Atom* bar = nullptr;

  728.                 LV2_Atom* barBeat = nullptr;

  729.                 LV2_Atom* beatUnit = nullptr;

  730.                 LV2_Atom* beatsPerBar = nullptr;

  731.                 LV2_Atom* beatsPerMinute = nullptr;

  732.                 LV2_Atom* frame = nullptr;

  733.                 LV2_Atom* speed = nullptr;

  734.                 LV2_Atom* ticksPerBeat = nullptr;

  735. 

  736.                 lv2_atom_object_get(obj,

  737.                                     fURIs.timeBar, &bar,

  738.                                     fURIs.timeBarBeat, &barBeat,

  739.                                     fURIs.timeBeatUnit, &beatUnit,

  740.                                     fURIs.timeBeatsPerBar, &beatsPerBar,

  741.                                     fURIs.timeBeatsPerMinute, &beatsPerMinute,

  742.                                     fURIs.timeFrame, &frame,

  743.                                     fURIs.timeSpeed, &speed,

  744.                                     fURIs.timeTicksPerBeat, &ticksPerBeat,

  745.                                     0);

  746. 

  747.                 // need to handle this first as other values depend on it

  748.                 if (ticksPerBeat != nullptr)

  749.                 {

  750.                     double ticksPerBeatValue = -1.0;

  751. 

  752.                     /**/ if (ticksPerBeat->type == fURIs.atomDouble)

  753.                         ticksPerBeatValue = ((LV2_Atom_Double*)ticksPerBeat)->body;

  754.                     else if (ticksPerBeat->type == fURIs.atomFloat)

  755.                         ticksPerBeatValue = ((LV2_Atom_Float*)ticksPerBeat)->body;

  756.                     else if (ticksPerBeat->type == fURIs.atomInt)

  757.                         ticksPerBeatValue = static_cast<double>(((LV2_Atom_Int*)ticksPerBeat)->body);

  758.                     else if (ticksPerBeat->type == fURIs.atomLong)

  759.                         ticksPerBeatValue = static_cast<double>(((LV2_Atom_Long*)ticksPerBeat)->body);

  760.                     else

  761.                         carla_stderr("Unknown lv2 ticksPerBeat value type");

  762. 

  763.                     if (ticksPerBeatValue > 0.0)

  764.                         fTimeInfo.bbt.ticksPerBeat = fLastPositionData.ticksPerBeat = ticksPerBeatValue;

  765.                     else

  766.                         carla_stderr("Invalid lv2 ticksPerBeat value");

  767.                 }

  768. 

  769.                 // same

  770.                 if (speed != nullptr)

  771.                 {

  772.                     /**/ if (speed->type == fURIs.atomDouble)

  773.                         fLastPositionData.speed = ((LV2_Atom_Double*)speed)->body;

  774.                     else if (speed->type == fURIs.atomFloat)

  775.                         fLastPositionData.speed = ((LV2_Atom_Float*)speed)->body;

  776.                     else if (speed->type == fURIs.atomInt)

  777.                         fLastPositionData.speed = static_cast<double>(((LV2_Atom_Int*)speed)->body);

  778.                     else if (speed->type == fURIs.atomLong)

  779.                         fLastPositionData.speed = static_cast<double>(((LV2_Atom_Long*)speed)->body);

  780.                     else

  781.                         carla_stderr("Unknown lv2 speed value type");

  782. 

  783.                     fTimeInfo.playing = carla_isNotZero(fLastPositionData.speed);

  784. 

  785.                     if (fTimeInfo.playing && fLastPositionData.beatsPerMinute > 0.0)

  786.                     {

  787.                         fTimeInfo.bbt.beatsPerMinute = fLastPositionData.beatsPerMinute*

  788.                                                         std::abs(fLastPositionData.speed);

  789.                     }

  790.                 }

  791. 

  792.                 if (bar != nullptr)

  793.                 {

  794.                     int64_t barValue = -1;

  795. 

  796.                     /**/ if (bar->type == fURIs.atomDouble)

  797.                         barValue = static_cast<int64_t>(((LV2_Atom_Double*)bar)->body);

  798.                     else if (bar->type == fURIs.atomFloat)

  799.                         barValue = static_cast<int64_t>(((LV2_Atom_Float*)bar)->body);

  800.                     else if (bar->type == fURIs.atomInt)

  801.                         barValue = ((LV2_Atom_Int*)bar)->body;

  802.                     else if (bar->type == fURIs.atomLong)

  803.                         barValue = ((LV2_Atom_Long*)bar)->body;

  804.                     else

  805.                         carla_stderr("Unknown lv2 bar value type");

  806. 

  807.                     if (barValue >= 0 && barValue < INT32_MAX)

  808.                     {

  809.                         fLastPositionData.bar   = static_cast<int32_t>(barValue);

  810.                         fLastPositionData.bar_f = static_cast<float>(barValue);

  811.                         fTimeInfo.bbt.bar = fLastPositionData.bar + 1;

  812.                     }

  813.                     else

  814.                     {

  815.                         carla_stderr("Invalid lv2 bar value");

  816.                     }

  817.                 }

  818. 

  819.                 if (barBeat != nullptr)

  820.                 {

  821.                     double barBeatValue = -1.0;

  822. 

  823.                     /**/ if (barBeat->type == fURIs.atomDouble)

  824.                         barBeatValue = ((LV2_Atom_Double*)barBeat)->body;

  825.                     else if (barBeat->type == fURIs.atomFloat)

  826.                         barBeatValue = ((LV2_Atom_Float*)barBeat)->body;

  827.                     else if (barBeat->type == fURIs.atomInt)

  828.                         barBeatValue = static_cast<float>(((LV2_Atom_Int*)barBeat)->body);

  829.                     else if (barBeat->type == fURIs.atomLong)

  830.                         barBeatValue = static_cast<float>(((LV2_Atom_Long*)barBeat)->body);

  831.                     else

  832.                         carla_stderr("Unknown lv2 barBeat value type");

  833. 

  834.                     if (barBeatValue >= 0.0)

  835.                     {

  836.                         fLastPositionData.barBeat = static_cast<float>(barBeatValue);

  837. 

  838.                         const double rest  = std::fmod(barBeatValue, 1.0);

  839.                         fTimeInfo.bbt.beat = static_cast<int32_t>(barBeatValue-rest+1.0);

  840.                         fTimeInfo.bbt.tick = static_cast<int32_t>(rest*fTimeInfo.bbt.ticksPerBeat+0.5);

  841.                     }

  842.                     else

  843.                     {

  844.                         carla_stderr("Invalid lv2 barBeat value");

  845.                     }

  846.                 }

  847. 

  848.                 if (beatUnit != nullptr)

  849.                 {

  850.                     int64_t beatUnitValue = -1;

  851. 

  852.                     /**/ if (beatUnit->type == fURIs.atomDouble)

  853.                         beatUnitValue = static_cast<int64_t>(((LV2_Atom_Double*)beatUnit)->body);

  854.                     else if (beatUnit->type == fURIs.atomFloat)

  855.                         beatUnitValue = static_cast<int64_t>(((LV2_Atom_Float*)beatUnit)->body);

  856.                     else if (beatUnit->type == fURIs.atomInt)

  857.                         beatUnitValue = ((LV2_Atom_Int*)beatUnit)->body;

  858.                     else if (beatUnit->type == fURIs.atomLong)

  859.                         beatUnitValue = ((LV2_Atom_Long*)beatUnit)->body;

  860.                     else

  861.                         carla_stderr("Unknown lv2 beatUnit value type");

  862. 

  863.                     if (beatUnitValue > 0 && beatUnitValue < UINT32_MAX)

  864.                     {

  865.                         fLastPositionData.beatUnit = static_cast<uint32_t>(beatUnitValue);

  866.                         fTimeInfo.bbt.beatType     = static_cast<float>(beatUnitValue);

  867.                     }

  868.                     else

  869.                     {

  870.                         carla_stderr("Invalid lv2 beatUnit value");

  871.                     }

  872.                 }

  873. 

  874.                 if (beatsPerBar != nullptr)

  875.                 {

  876.                     float beatsPerBarValue = -1.0f;

  877. 

  878.                     /**/ if (beatsPerBar->type == fURIs.atomDouble)

  879.                         beatsPerBarValue = static_cast<float>(((LV2_Atom_Double*)beatsPerBar)->body);

  880.                     else if (beatsPerBar->type == fURIs.atomFloat)

  881.                         beatsPerBarValue = ((LV2_Atom_Float*)beatsPerBar)->body;

  882.                     else if (beatsPerBar->type == fURIs.atomInt)

  883.                         beatsPerBarValue = static_cast<float>(((LV2_Atom_Int*)beatsPerBar)->body);

  884.                     else if (beatsPerBar->type == fURIs.atomLong)

  885.                         beatsPerBarValue = static_cast<float>(((LV2_Atom_Long*)beatsPerBar)->body);

  886.                     else

  887.                         carla_stderr("Unknown lv2 beatsPerBar value type");

  888. 

  889.                     if (beatsPerBarValue > 0.0f)

  890.                         fTimeInfo.bbt.beatsPerBar = fLastPositionData.beatsPerBar = beatsPerBarValue;

  891.                     else

  892.                         carla_stderr("Invalid lv2 beatsPerBar value");

  893.                 }

  894. 

  895.                 if (beatsPerMinute != nullptr)

  896.                 {

  897.                     double beatsPerMinuteValue = -1.0;

  898. 

  899.                     /**/ if (beatsPerMinute->type == fURIs.atomDouble)

  900.                         beatsPerMinuteValue = ((LV2_Atom_Double*)beatsPerMinute)->body;

  901.                     else if (beatsPerMinute->type == fURIs.atomFloat)

  902.                         beatsPerMinuteValue = ((LV2_Atom_Float*)beatsPerMinute)->body;

  903.                     else if (beatsPerMinute->type == fURIs.atomInt)

  904.                         beatsPerMinuteValue = static_cast<double>(((LV2_Atom_Int*)beatsPerMinute)->body);

  905.                     else if (beatsPerMinute->type == fURIs.atomLong)

  906.                         beatsPerMinuteValue = static_cast<double>(((LV2_Atom_Long*)beatsPerMinute)->body);

  907.                     else

  908.                         carla_stderr("Unknown lv2 beatsPerMinute value type");

  909. 

  910.                     if (beatsPerMinuteValue >= 12.0 && beatsPerMinuteValue <= 999.0)

  911.                     {

  912.                         fTimeInfo.bbt.beatsPerMinute = fLastPositionData.beatsPerMinute = beatsPerMinuteValue;

  913. 

  914.                         if (carla_isNotZero(fLastPositionData.speed))

  915.                             fTimeInfo.bbt.beatsPerMinute *= std::abs(fLastPositionData.speed);

  916.                     }

  917.                     else

  918.                     {

  919.                         carla_stderr("Invalid lv2 beatsPerMinute value");

  920.                     }

  921.                 }

  922. 

  923.                 if (frame != nullptr)

  924.                 {

  925.                     int64_t frameValue = -1;

  926. 

  927.                     /**/ if (frame->type == fURIs.atomDouble)

  928.                         frameValue = static_cast<int64_t>(((LV2_Atom_Double*)frame)->body);

  929.                     else if (frame->type == fURIs.atomFloat)

  930.                         frameValue = static_cast<int64_t>(((LV2_Atom_Float*)frame)->body);

  931.                     else if (frame->type == fURIs.atomInt)

  932.                         frameValue = ((LV2_Atom_Int*)frame)->body;

  933.                     else if (frame->type == fURIs.atomLong)

  934.                         frameValue = ((LV2_Atom_Long*)frame)->body;

  935.                     else

  936.                         carla_stderr("Unknown lv2 frame value type");

  937. 

  938.                     if (frameValue >= 0)

  939.                         fTimeInfo.frame = fLastPositionData.frame = static_cast<uint64_t>(frameValue);

  940.                     else

  941.                         carla_stderr("Invalid lv2 frame value");

  942.                 }

  943. 

  944.                 fTimeInfo.bbt.barStartTick = static_cast<double>(fTimeInfo.bbt.ticksPerBeat) *

  945.                                              static_cast<double>(fTimeInfo.bbt.beatsPerBar) *

  946.                                              (fTimeInfo.bbt.bar-1);

  947. 

  948.                 fTimeInfo.bbt.valid = (fLastPositionData.beatsPerMinute > 0.0 &&

  949.                                        fLastPositionData.beatUnit > 0 &&

  950.                                        fLastPositionData.beatsPerBar > 0.0f);

  951.             }

  952.         }

  953. 

  954.         // Check for updated parameters

  955.         float curValue;

  956. 

  957.         for (uint32_t i=0; i < fPorts.numParams; ++i)

  958.         {

  959.             if (fPorts.paramsOut[i])

  960.                 continue;

  961. 

  962.             CARLA_SAFE_ASSERT_CONTINUE(fPorts.paramsPtr[i] != nullptr)

  963. 

  964.             curValue = *fPorts.paramsPtr[i];

  965. 

  966.             if (carla_isEqual(fPorts.paramsLast[i], curValue))

  967.                 continue;

  968. 

  969.             fPorts.paramsLast[i] = curValue;

  970.             handleParameterValueChanged(i, curValue);

  971.         }

  972. 

  973.         if (frames == 0)

  974.             return false;

  975. 

  976.         // init event out data

  977.         if (fPorts.numMidiOuts > 0 || fPorts.hasUI)

  978.         {

  979.             const uint32_t count = fPorts.numMidiOuts > 0 ? fPorts.numMidiOuts : 1;

  980. 

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

  982.             {

  983.                 LV2_Atom_Sequence* const seq(fPorts.eventsOut[i]);

  984.                 CARLA_SAFE_ASSERT_CONTINUE(seq != nullptr);

  985. 

  986.                 fPorts.eventsOutData[i].capacity = seq->atom.size;

  987.                 fPorts.eventsOutData[i].offset   = 0;

  988. 

  989.                 seq->atom.size = sizeof(LV2_Atom_Sequence_Body);

  990.                 seq->atom.type = fURIs.atomSequence;

  991.                 seq->body.unit = 0;

  992.                 seq->body.pad  = 0;

  993.             }

  994.         }

  995. 

  996.         return true;

  997.     }

  998. 

  999.     void lv2_post_run(const uint32_t frames)

  1000.     {

  1001.         // update timePos for next callback

  1002. 

  1003.         if (carla_isZero(fLastPositionData.speed))

  1004.             return;

  1005. 

  1006.         if (fLastPositionData.speed > 0.0)

  1007.         {

  1008.             // playing forwards

  1009.             fLastPositionData.frame += frames;

  1010.         }

  1011.         else

  1012.         {

  1013.             // playing backwards

  1014.             if (frames >= fLastPositionData.frame)

  1015.                 fLastPositionData.frame = 0;

  1016.             else

  1017.                 fLastPositionData.frame -= frames;

  1018.         }

  1019. 

  1020.         fTimeInfo.frame = fLastPositionData.frame;

  1021. 

  1022.         if (fTimeInfo.bbt.valid)

  1023.         {

  1024.             const double beatsPerMinute = fLastPositionData.beatsPerMinute * fLastPositionData.speed;

  1025.             const double framesPerBeat  = 60.0 * fSampleRate / beatsPerMinute;

  1026.             const double addedBarBeats  = double(frames) / framesPerBeat;

  1027. 

  1028.             if (fLastPositionData.barBeat >= 0.0f)

  1029.             {

  1030.                 fLastPositionData.barBeat = std::fmod(fLastPositionData.barBeat+static_cast<float>(addedBarBeats),

  1031.                                                       fLastPositionData.beatsPerBar);

  1032. 

  1033.                 const double rest  = std::fmod(fLastPositionData.barBeat, 1.0f);

  1034.                 fTimeInfo.bbt.beat = static_cast<int32_t>(static_cast<double>(fLastPositionData.barBeat)-rest+1.0);

  1035.                 fTimeInfo.bbt.tick = rest * fTimeInfo.bbt.ticksPerBeat;

  1036. 

  1037.                 if (fLastPositionData.bar_f >= 0.0f)

  1038.                 {

  1039.                     fLastPositionData.bar_f += std::floor((fLastPositionData.barBeat+static_cast<float>(addedBarBeats))/

  1040.                                                            fLastPositionData.beatsPerBar);

  1041. 

  1042.                     if (fLastPositionData.bar_f <= 0.0f)

  1043.                     {

  1044.                         fLastPositionData.bar   = 0;

  1045.                         fLastPositionData.bar_f = 0.0f;

  1046.                     }

  1047.                     else

  1048.                     {

  1049.                         fLastPositionData.bar = static_cast<int32_t>(fLastPositionData.bar_f+0.5f);

  1050.                     }

  1051. 

  1052.                     fTimeInfo.bbt.bar = fLastPositionData.bar + 1;

  1053. 

  1054.                     fTimeInfo.bbt.barStartTick = static_cast<double>(fTimeInfo.bbt.ticksPerBeat) *

  1055.                                                  static_cast<double>(fTimeInfo.bbt.beatsPerBar) *

  1056.                                                  (fTimeInfo.bbt.bar-1);

  1057.                 }

  1058.             }

  1059.         }

  1060.     }

  1061. 

  1062.     // ----------------------------------------------------------------------------------------------------------------

  1063. 

  1064.     uint32_t lv2_get_options(LV2_Options_Option* const /*options*/) const

  1065.     {

  1066.         // currently unused

  1067.         return LV2_OPTIONS_SUCCESS;

  1068.     }

  1069. 

  1070.     uint32_t lv2_set_options(const LV2_Options_Option* const options)

  1071.     {

  1072.         for (int i=0; options[i].key != 0; ++i)

  1073.         {

  1074.             if (options[i].key == fUridMap->map(fUridMap->handle, LV2_BUF_SIZE__nominalBlockLength))

  1075.             {

  1076.                 if (options[i].type == fURIs.atomInt)

  1077.                 {

  1078.                     const int32_t value(*(const int32_t*)options[i].value);

  1079.                     CARLA_SAFE_ASSERT_CONTINUE(value > 0);

  1080. 

  1081.                     const uint32_t newBufferSize = static_cast<uint32_t>(value);

  1082. 

  1083.                     if (fBufferSize != newBufferSize)

  1084.                     {

  1085.                         fBufferSize = newBufferSize;

  1086.                         handleBufferSizeChanged(newBufferSize);

  1087.                     }

  1088.                 }

  1089.                 else

  1090.                 {

  1091.                     carla_stderr("Host changed nominalBlockLength but with wrong value type");

  1092.                 }

  1093.             }

  1094.             else if (options[i].key == fUridMap->map(fUridMap->handle, LV2_BUF_SIZE__maxBlockLength) && ! fUsingNominal)

  1095.             {

  1096.                 if (options[i].type == fURIs.atomInt)

  1097.                 {

  1098.                     const int32_t value(*(const int32_t*)options[i].value);

  1099.                     CARLA_SAFE_ASSERT_CONTINUE(value > 0);

  1100. 

  1101.                     const uint32_t newBufferSize = static_cast<uint32_t>(value);

  1102. 

  1103.                     if (fBufferSize != newBufferSize)

  1104.                     {

  1105.                         fBufferSize = newBufferSize;

  1106.                         handleBufferSizeChanged(newBufferSize);

  1107.                     }

  1108.                 }

  1109.                 else

  1110.                 {

  1111.                     carla_stderr("Host changed maxBlockLength but with wrong value type");

  1112.                 }

  1113.             }

  1114.             else if (options[i].key == fUridMap->map(fUridMap->handle, LV2_PARAMETERS__sampleRate))

  1115.             {

  1116.                 if (options[i].type == fURIs.atomFloat)

  1117.                 {

  1118.                     const double value(*(const float*)options[i].value);

  1119.                     CARLA_SAFE_ASSERT_CONTINUE(value > 0.0);

  1120. 

  1121.                     if (carla_isNotEqual(fSampleRate, value))

  1122.                     {

  1123.                         fSampleRate = value;

  1124.                         handleSampleRateChanged(value);

  1125.                     }

  1126.                 }

  1127.                 else

  1128.                 {

  1129.                     carla_stderr("Host changed sampleRate but with wrong value type");

  1130.                 }

  1131.             }

  1132.         }

  1133. 

  1134.         return LV2_OPTIONS_SUCCESS;

  1135.     }

  1136. 

  1137.     // ----------------------------------------------------------------------------------------------------------------

  1138. 

  1139.     int lv2ui_idle() const

  1140.     {

  1141.         if (! fUI.isVisible)

  1142.             return 1;

  1143. 

  1144.         handleUiRun();

  1145.         return 0;

  1146.     }

  1147. 

  1148.     int lv2ui_show()

  1149.     {

  1150.         handleUiShow();

  1151.         return 0;

  1152.     }

  1153. 

  1154.     int lv2ui_hide()

  1155.     {

  1156.         handleUiHide();

  1157.         return 0;

  1158.     }

  1159. 

  1160.     void lv2ui_cleanup()

  1161.     {

  1162.         if (fUI.isVisible)

  1163.             handleUiHide();

  1164. 

  1165.         fUI.host = nullptr;

  1166.         fUI.touch = nullptr;

  1167.         fUI.writeFunction = nullptr;

  1168.         fUI.controller = nullptr;

  1169.     }

  1170. 

  1171.     // ----------------------------------------------------------------------------------------------------------------

  1172. 

  1173. protected:

  1174.     virtual void handleUiRun() const = 0;

  1175.     virtual void handleUiShow() = 0;

  1176.     virtual void handleUiHide() = 0;

  1177. 

  1178.     virtual void handleParameterValueChanged(const uint32_t index, const float value) = 0;

  1179.     virtual void handleBufferSizeChanged(const uint32_t bufferSize) = 0;

  1180.     virtual void handleSampleRateChanged(const double sampleRate) = 0;

  1181. 

  1182.     void resetTimeInfo() noexcept

  1183.     {

  1184.         clearTimeData();

  1185. 

  1186.         // hosts may not send all values, resulting on some invalid data

  1187.         fTimeInfo.bbt.bar   = 1;

  1188.         fTimeInfo.bbt.beat  = 1;

  1189.         fTimeInfo.bbt.beatsPerBar    = 4;

  1190.         fTimeInfo.bbt.beatType       = 4;

  1191.         fTimeInfo.bbt.ticksPerBeat   = fLastPositionData.ticksPerBeat   = 960.0;

  1192.         fTimeInfo.bbt.beatsPerMinute = fLastPositionData.beatsPerMinute = 120.0;

  1193.     }

  1194. 

  1195.     // LV2 host data

  1196.     bool     fIsActive : 1;

  1197.     bool     fIsOffline : 1;

  1198.     bool     fUsingNominal : 1;

  1199.     uint32_t fBufferSize;

  1200.     double   fSampleRate;

  1201. 

  1202.     // LV2 host features

  1203.     const LV2_State_Free_Path* fFreePath;

  1204.     const LV2_URID_Map* fUridMap;

  1205.     const LV2_URID_Unmap* fUridUnmap;

  1206.     const LV2_Worker_Schedule* fWorker;

  1207.     const LV2_Inline_Display* fInlineDisplay;

  1208. 

  1209.     // Time info stuff

  1210.     TimeInfoStruct fTimeInfo;

  1211. 

  1212.     struct Lv2PositionData {

  1213.         int32_t  bar;

  1214.         float    bar_f;

  1215.         float    barBeat;

  1216.         uint32_t beatUnit;

  1217.         float    beatsPerBar;

  1218.         double   beatsPerMinute;

  1219.         uint64_t frame;

  1220.         double   speed;

  1221.         double   ticksPerBeat;

  1222. 

  1223.         Lv2PositionData()

  1224.             : bar(-1),

  1225.               bar_f(-1.0f),

  1226.               barBeat(-1.0f),

  1227.               beatUnit(0),

  1228.               beatsPerBar(0.0f),

  1229.               beatsPerMinute(-1.0),

  1230.               frame(0),

  1231.               speed(0.0),

  1232.               ticksPerBeat(-1.0) {}

  1233. 

  1234.         void clear()

  1235.         {

  1236.             bar = -1;

  1237.             bar_f = -1.0f;

  1238.             barBeat = -1.0f;

  1239.             beatUnit = 0;

  1240.             beatsPerBar = 0.0f;

  1241.             beatsPerMinute = -1.0;

  1242.             frame = 0;

  1243.             speed = 0.0;

  1244.             ticksPerBeat = -1.0;

  1245.         }

  1246. 

  1247.     } fLastPositionData;

  1248. 

  1249.     // Port stuff

  1250.     struct Ports {

  1251.         // need to save current state

  1252.         struct EventsOutData {

  1253.             uint32_t capacity;

  1254.             uint32_t offset;

  1255. 

  1256.             EventsOutData()

  1257.                 : capacity(0),

  1258.                   offset(0) {}

  1259.         };

  1260. 

  1261.         // store port info

  1262.         uint32_t indexOffset;

  1263.         uint32_t numAudioIns;

  1264.         uint32_t numAudioOuts;

  1265.         uint32_t numCVIns;

  1266.         uint32_t numCVOuts;

  1267.         uint32_t numMidiIns;

  1268.         uint32_t numMidiOuts;

  1269.         uint32_t numParams;

  1270.         bool hasUI;

  1271.         bool usesTime;

  1272. 

  1273.         // port buffers

  1274.         const LV2_Atom_Sequence** eventsIn;

  1275.         /* */ LV2_Atom_Sequence** eventsOut;

  1276.         /* */ EventsOutData*      eventsOutData;

  1277.         /* */ float** audioCVIns;

  1278.         /* */ float** audioCVOuts;

  1279.         /* */ float*  freewheel;

  1280. 

  1281.         // cached parameter values

  1282.         float*  paramsLast;

  1283.         float** paramsPtr;

  1284.         bool*   paramsOut;

  1285. 

  1286.         Ports()

  1287.             : indexOffset(0),

  1288.               numAudioIns(0),

  1289.               numAudioOuts(0),

  1290.               numCVIns(0),

  1291.               numCVOuts(0),

  1292.               numMidiIns(0),

  1293.               numMidiOuts(0),

  1294.               numParams(0),

  1295.               hasUI(false),

  1296.               usesTime(false),

  1297.               eventsIn(nullptr),

  1298.               eventsOut(nullptr),

  1299.               eventsOutData(nullptr),

  1300.               audioCVIns(nullptr),

  1301.               audioCVOuts(nullptr),

  1302.               freewheel(nullptr),

  1303.               paramsLast(nullptr),

  1304.               paramsPtr(nullptr),

  1305.               paramsOut(nullptr) {}

  1306. 

  1307.         ~Ports()

  1308.         {

  1309.             if (eventsIn != nullptr)

  1310.             {

  1311.                 delete[] eventsIn;

  1312.                 eventsIn = nullptr;

  1313.             }

  1314. 

  1315.             if (eventsOut != nullptr)

  1316.             {

  1317.                 delete[] eventsOut;

  1318.                 eventsOut = nullptr;

  1319.             }

  1320. 

  1321.             if (eventsOutData != nullptr)

  1322.             {

  1323.                 delete[] eventsOutData;

  1324.                 eventsOutData = nullptr;

  1325.             }

  1326. 

  1327.             if (audioCVIns != nullptr)

  1328.             {

  1329.                 delete[] audioCVIns;

  1330.                 audioCVIns = nullptr;

  1331.             }

  1332. 

  1333.             if (audioCVOuts != nullptr)

  1334.             {

  1335.                 delete[] audioCVOuts;

  1336.                 audioCVOuts = nullptr;

  1337.             }

  1338. 

  1339.             if (paramsLast != nullptr)

  1340.             {

  1341.                 delete[] paramsLast;

  1342.                 paramsLast = nullptr;

  1343.             }

  1344. 

  1345.             if (paramsPtr != nullptr)

  1346.             {

  1347.                 delete[] paramsPtr;

  1348.                 paramsPtr = nullptr;

  1349.             }

  1350. 

  1351.             if (paramsOut != nullptr)

  1352.             {

  1353.                 delete[] paramsOut;

  1354.                 paramsOut = nullptr;

  1355.             }

  1356.         }

  1357. 

  1358.         // NOTE: assumes num* has been filled by parent class

  1359.         void init()

  1360.         {

  1361.             if (numMidiIns > 0)

  1362.             {

  1363.                 eventsIn = new const LV2_Atom_Sequence*[numMidiIns];

  1364. 

  1365.                 for (uint32_t i=0; i < numMidiIns; ++i)

  1366.                     eventsIn[i] = nullptr;

  1367.             }

  1368.             else if (usesTime || hasUI)

  1369.             {

  1370.                 eventsIn = new const LV2_Atom_Sequence*[1];

  1371.                 eventsIn[0] = nullptr;

  1372.             }

  1373. 

  1374.             if (numMidiOuts > 0)

  1375.             {

  1376.                 eventsOut = new LV2_Atom_Sequence*[numMidiOuts];

  1377.                 eventsOutData = new EventsOutData[numMidiOuts];

  1378. 

  1379.                 for (uint32_t i=0; i < numMidiOuts; ++i)

  1380.                     eventsOut[i] = nullptr;

  1381.             }

  1382.             else if (hasUI)

  1383.             {

  1384.                 eventsOut = new LV2_Atom_Sequence*[1];

  1385.                 eventsOut[0] = nullptr;

  1386.                 eventsOutData = new EventsOutData[1];

  1387.             }

  1388. 

  1389.             if (const uint32_t numAudioCVIns = numAudioIns+numCVIns)

  1390.             {

  1391.                 audioCVIns = new float*[numAudioCVIns];

  1392.                 carla_zeroPointers(audioCVIns, numAudioCVIns);

  1393.             }

  1394. 

  1395.             if (const uint32_t numAudioCVOuts = numAudioOuts+numCVOuts)

  1396.             {

  1397.                 audioCVOuts = new float*[numAudioCVOuts];

  1398.                 carla_zeroPointers(audioCVOuts, numAudioCVOuts);

  1399.             }

  1400. 

  1401.             if (numParams > 0)

  1402.             {

  1403.                 paramsLast = new float[numParams];

  1404.                 paramsPtr  = new float*[numParams];

  1405.                 paramsOut  = new bool[numParams];

  1406. 

  1407.                 carla_zeroFloats(paramsLast, numParams);

  1408.                 carla_zeroPointers(paramsPtr, numParams);

  1409.                 carla_zeroStructs(paramsOut, numParams);

  1410. 

  1411.                 // NOTE: need to be filled in by the parent class

  1412.             }

  1413. 

  1414.             indexOffset  = numAudioIns + numAudioOuts + numCVIns + numCVOuts;

  1415.             // 1 event port for time or ui if no midi input is used

  1416.             indexOffset += numMidiIns > 0 ? numMidiIns : ((usesTime || hasUI) ? 1 : 0);

  1417.             // 1 event port for ui if no midi output is used

  1418.             indexOffset += numMidiOuts > 0 ? numMidiOuts : (hasUI ? 1 : 0);

  1419.             // 1 extra for freewheel port

  1420.             indexOffset += 1;

  1421.         }

  1422. 

  1423.         void connectPort(const uint32_t port, void* const dataLocation)

  1424.         {

  1425.             uint32_t index = 0;

  1426. 

  1427.             if (numMidiIns > 0 || usesTime || hasUI)

  1428.             {

  1429.                 if (port == index++)

  1430.                 {

  1431.                     eventsIn[0] = (LV2_Atom_Sequence*)dataLocation;

  1432.                     return;

  1433.                 }

  1434.             }

  1435. 

  1436.             for (uint32_t i=1; i < numMidiIns; ++i)

  1437.             {

  1438.                 if (port == index++)

  1439.                 {

  1440.                     eventsIn[i] = (LV2_Atom_Sequence*)dataLocation;

  1441.                     return;

  1442.                 }

  1443.             }

  1444. 

  1445.             if (numMidiOuts > 0 || hasUI)

  1446.             {

  1447.                 if (port == index++)

  1448.                 {

  1449.                     eventsOut[0] = (LV2_Atom_Sequence*)dataLocation;

  1450.                     return;

  1451.                 }

  1452.             }

  1453. 

  1454.             for (uint32_t i=1; i < numMidiOuts; ++i)

  1455.             {

  1456.                 if (port == index++)

  1457.                 {

  1458.                     eventsOut[i] = (LV2_Atom_Sequence*)dataLocation;

  1459.                     return;

  1460.                 }

  1461.             }

  1462. 

  1463.             if (port == index++)

  1464.             {

  1465.                 freewheel = (float*)dataLocation;

  1466.                 return;

  1467.             }

  1468. 

  1469.             for (uint32_t i=0; i < numAudioIns; ++i)

  1470.             {

  1471.                 if (port == index++)

  1472.                 {

  1473.                     audioCVIns[i] = (float*)dataLocation;

  1474.                     return;

  1475.                 }

  1476.             }

  1477. 

  1478.             for (uint32_t i=0; i < numAudioOuts; ++i)

  1479.             {

  1480.                 if (port == index++)

  1481.                 {

  1482.                     audioCVOuts[i] = (float*)dataLocation;

  1483.                     return;

  1484.                 }

  1485.             }

  1486. 

  1487.             for (uint32_t i=0; i < numCVIns; ++i)

  1488.             {

  1489.                 if (port == index++)

  1490.                 {

  1491.                     audioCVIns[numAudioIns+i] = (float*)dataLocation;

  1492.                     return;

  1493.                 }

  1494.             }

  1495. 

  1496.             for (uint32_t i=0; i < numCVOuts; ++i)

  1497.             {

  1498.                 if (port == index++)

  1499.                 {

  1500.                     audioCVOuts[numAudioOuts+i] = (float*)dataLocation;

  1501.                     return;

  1502.                 }

  1503.             }

  1504. 

  1505.             for (uint32_t i=0; i < numParams; ++i)

  1506.             {

  1507.                 if (port == index++)

  1508.                 {

  1509.                     paramsPtr[i] = (float*)dataLocation;

  1510.                     return;

  1511.                 }

  1512.             }

  1513.         }

  1514. 

  1515.         CARLA_DECLARE_NON_COPYABLE(Ports);

  1516.     } fPorts;

  1517. 

  1518.     // Rest of host<->plugin support

  1519.     struct URIDs {

  1520.         LV2_URID atomBlank;

  1521.         LV2_URID atomBool;

  1522.         LV2_URID atomObject;

  1523.         LV2_URID atomDouble;

  1524.         LV2_URID atomFloat;

  1525.         LV2_URID atomInt;

  1526.         LV2_URID atomLong;

  1527.         LV2_URID atomPath;

  1528.         LV2_URID atomSequence;

  1529.         LV2_URID atomString;

  1530.         LV2_URID atomURID;

  1531.         LV2_URID carlaFile;

  1532.         LV2_URID carlaFileAudio;

  1533.         LV2_URID carlaFileMIDI;

  1534.         LV2_URID carlaPreview;

  1535.         LV2_URID midiEvent;

  1536.         LV2_URID patchProperty;

  1537.         LV2_URID patchGet;

  1538.         LV2_URID patchSet;

  1539.         LV2_URID patchValue;

  1540.         LV2_URID timePos;

  1541.         LV2_URID timeBar;

  1542.         LV2_URID timeBarBeat;

  1543.         LV2_URID timeBeatsPerBar;

  1544.         LV2_URID timeBeatsPerMinute;

  1545.         LV2_URID timeBeatUnit;

  1546.         LV2_URID timeFrame;

  1547.         LV2_URID timeSpeed;

  1548.         LV2_URID timeTicksPerBeat;

  1549.         LV2_URID carlaRequestIdle;

  1550.         LV2_URID carlaUiEvents;

  1551. 

  1552.         URIDs()

  1553.             : atomBlank(0),

  1554.               atomBool(0),

  1555.               atomObject(0),

  1556.               atomDouble(0),

  1557.               atomFloat(0),

  1558.               atomInt(0),

  1559.               atomLong(0),

  1560.               atomPath(0),

  1561.               atomSequence(0),

  1562.               atomString(0),

  1563.               atomURID(0),

  1564.               carlaFile(0),

  1565.               carlaFileAudio(0),

  1566.               carlaFileMIDI(0),

  1567.               carlaPreview(0),

  1568.               midiEvent(0),

  1569.               patchProperty(0),

  1570.               patchGet(0),

  1571.               patchSet(0),

  1572.               patchValue(0),

  1573.               timePos(0),

  1574.               timeBar(0),

  1575.               timeBarBeat(0),

  1576.               timeBeatsPerBar(0),

  1577.               timeBeatsPerMinute(0),

  1578.               timeBeatUnit(0),

  1579.               timeFrame(0),

  1580.               timeSpeed(0),

  1581.               timeTicksPerBeat(0),

  1582.               carlaRequestIdle(0),

  1583.               carlaUiEvents(0) {}

  1584. 

  1585.         void map(const LV2_URID_Map* const uridMap)

  1586.         {

  1587.             atomBlank          = uridMap->map(uridMap->handle, LV2_ATOM__Blank);

  1588.             atomBool           = uridMap->map(uridMap->handle, LV2_ATOM__Bool);

  1589.             atomObject         = uridMap->map(uridMap->handle, LV2_ATOM__Object);

  1590.             atomDouble         = uridMap->map(uridMap->handle, LV2_ATOM__Double);

  1591.             atomFloat          = uridMap->map(uridMap->handle, LV2_ATOM__Float);

  1592.             atomInt            = uridMap->map(uridMap->handle, LV2_ATOM__Int);

  1593.             atomLong           = uridMap->map(uridMap->handle, LV2_ATOM__Long);

  1594.             atomPath           = uridMap->map(uridMap->handle, LV2_ATOM__Path);

  1595.             atomSequence       = uridMap->map(uridMap->handle, LV2_ATOM__Sequence);

  1596.             atomString         = uridMap->map(uridMap->handle, LV2_ATOM__String);

  1597.             atomURID           = uridMap->map(uridMap->handle, LV2_ATOM__URID);

  1598.             carlaFile          = uridMap->map(uridMap->handle, "http://kxstudio.sf.net/carla/file");

  1599.             carlaFileAudio     = uridMap->map(uridMap->handle, "http://kxstudio.sf.net/carla/file/audio");

  1600.             carlaFileMIDI      = uridMap->map(uridMap->handle, "http://kxstudio.sf.net/carla/file/midi");

  1601.             carlaPreview       = uridMap->map(uridMap->handle, "http://kxstudio.sf.net/carla/preview");

  1602.             midiEvent          = uridMap->map(uridMap->handle, LV2_MIDI__MidiEvent);

  1603.             patchProperty      = uridMap->map(uridMap->handle, LV2_PATCH__property);

  1604.             patchGet           = uridMap->map(uridMap->handle, LV2_PATCH__Get);

  1605.             patchSet           = uridMap->map(uridMap->handle, LV2_PATCH__Set);

  1606.             patchValue         = uridMap->map(uridMap->handle, LV2_PATCH__value);

  1607.             timePos            = uridMap->map(uridMap->handle, LV2_TIME__Position);

  1608.             timeBar            = uridMap->map(uridMap->handle, LV2_TIME__bar);

  1609.             timeBarBeat        = uridMap->map(uridMap->handle, LV2_TIME__barBeat);

  1610.             timeBeatUnit       = uridMap->map(uridMap->handle, LV2_TIME__beatUnit);

  1611.             timeFrame          = uridMap->map(uridMap->handle, LV2_TIME__frame);

  1612.             timeSpeed          = uridMap->map(uridMap->handle, LV2_TIME__speed);

  1613.             timeBeatsPerBar    = uridMap->map(uridMap->handle, LV2_TIME__beatsPerBar);

  1614.             timeBeatsPerMinute = uridMap->map(uridMap->handle, LV2_TIME__beatsPerMinute);

  1615.             timeTicksPerBeat   = uridMap->map(uridMap->handle, LV2_KXSTUDIO_PROPERTIES__TimePositionTicksPerBeat);

  1616.             carlaRequestIdle   = uridMap->map(uridMap->handle, "urn:carla:idle");

  1617.             carlaUiEvents      = uridMap->map(uridMap->handle, "urn:carla:uiEvents");

  1618.         }

  1619.     } fURIs;

  1620. 

  1621.     struct UI {

  1622.         const LV2_External_UI_Host* host;

  1623.         const LV2UI_Touch* touch;

  1624.         LV2UI_Write_Function writeFunction;

  1625.         LV2UI_Controller controller;

  1626.         bool isVisible;

  1627. 

  1628.         UI()

  1629.             : host(nullptr),

  1630.               touch(nullptr),

  1631.               writeFunction(nullptr),

  1632.               controller(nullptr),

  1633.               isVisible(false) {}

  1634.     } fUI;

  1635. 

  1636. private:

  1637.     // ----------------------------------------------------------------------------------------------------------------

  1638. 

  1639.     #define handlePtr ((Lv2PluginBaseClass*)handle)

  1640. 

  1641.     static void extui_run(LV2_External_UI_Widget_Compat* handle)

  1642.     {

  1643.         CARLA_SAFE_ASSERT_RETURN(handle != nullptr,);

  1644. 

  1645.         handlePtr->handleUiRun();

  1646.     }

  1647. 

  1648.     static void extui_show(LV2_External_UI_Widget_Compat* handle)

  1649.     {

  1650.         CARLA_SAFE_ASSERT_RETURN(handle != nullptr,);

  1651.         carla_debug("extui_show(%p)", handle);

  1652. 

  1653.         handlePtr->handleUiShow();

  1654.     }

  1655. 

  1656.     static void extui_hide(LV2_External_UI_Widget_Compat* handle)

  1657.     {

  1658.         CARLA_SAFE_ASSERT_RETURN(handle != nullptr,);

  1659.         carla_debug("extui_hide(%p)", handle);

  1660. 

  1661.         handlePtr->handleUiHide();

  1662.     }

  1663. 

  1664.     #undef handlePtr

  1665. 

  1666.     // ----------------------------------------------------------------------------------------------------------------

  1667. 

  1668.     void clearTimeData() noexcept;

  1669. 

  1670.     // ----------------------------------------------------------------------------------------------------------------

  1671. 

  1672.     CARLA_DECLARE_NON_COPYABLE(Lv2PluginBaseClass)

  1673. };

  1674. 

  1675. // --------------------------------------------------------------------------------------------------------------------

  1676. // Create new RDF object (using lilv)

  1677. 

  1678. static inline

  1679. const LV2_RDF_Descriptor* lv2_rdf_new(const LV2_URI uri, const bool loadPresets)

  1680. {

  1681.     CARLA_SAFE_ASSERT_RETURN(uri != nullptr && uri[0] != '\0', nullptr);

  1682. 

  1683.     Lv2WorldClass& lv2World(Lv2WorldClass::getInstance());

  1684. 

  1685.     const LilvPlugin* const cPlugin(lv2World.getPluginFromURI(uri));

  1686.     CARLA_SAFE_ASSERT_RETURN(cPlugin != nullptr, nullptr);

  1687. 

  1688.     Lilv::Plugin lilvPlugin(cPlugin);

  1689.     LV2_RDF_Descriptor* const rdfDescriptor(new LV2_RDF_Descriptor());

  1690. 

  1691.     CarlaStringList portGroupURIs(false); // does not allocate own elements

  1692.     LinkedList<LilvNode*> portGroupNodes;

  1693. 

  1694.     // ----------------------------------------------------------------------------------------------------------------

  1695.     // Set Plugin Type

  1696.     {

  1697.         Lilv::Nodes typeNodes(lilvPlugin.get_value(lv2World.rdf_type));

  1698. 

  1699.         if (typeNodes.size() > 0)

  1700.         {

  1701.             if (typeNodes.contains(lv2World.class_allpass))

  1702.                 rdfDescriptor->Type[0] |= LV2_PLUGIN_ALLPASS;

  1703.             if (typeNodes.contains(lv2World.class_amplifier))

  1704.                 rdfDescriptor->Type[0] |= LV2_PLUGIN_AMPLIFIER;

  1705.             if (typeNodes.contains(lv2World.class_analyzer))

  1706.                 rdfDescriptor->Type[1] |= LV2_PLUGIN_ANALYSER;

  1707.             if (typeNodes.contains(lv2World.class_bandpass))

  1708.                 rdfDescriptor->Type[0] |= LV2_PLUGIN_BANDPASS;

  1709.             if (typeNodes.contains(lv2World.class_chorus))

  1710.                 rdfDescriptor->Type[1] |= LV2_PLUGIN_CHORUS;

  1711.             if (typeNodes.contains(lv2World.class_comb))

  1712.                 rdfDescriptor->Type[1] |= LV2_PLUGIN_COMB;

  1713.             if (typeNodes.contains(lv2World.class_compressor))

  1714.                 rdfDescriptor->Type[0] |= LV2_PLUGIN_COMPRESSOR;

  1715.             if (typeNodes.contains(lv2World.class_constant))

  1716.                 rdfDescriptor->Type[1] |= LV2_PLUGIN_CONSTANT;

  1717.             if (typeNodes.contains(lv2World.class_converter))

  1718.                 rdfDescriptor->Type[1] |= LV2_PLUGIN_CONVERTER;

  1719.             if (typeNodes.contains(lv2World.class_delay))

  1720.                 rdfDescriptor->Type[0] |= LV2_PLUGIN_DELAY;

  1721.             if (typeNodes.contains(lv2World.class_distortion))

  1722.                 rdfDescriptor->Type[0] |= LV2_PLUGIN_DISTORTION;

  1723.             if (typeNodes.contains(lv2World.class_dynamics))

  1724.                 rdfDescriptor->Type[0] |= LV2_PLUGIN_DYNAMICS;

  1725.             if (typeNodes.contains(lv2World.class_eq))

  1726.                 rdfDescriptor->Type[0] |= LV2_PLUGIN_EQ;

  1727.             if (typeNodes.contains(lv2World.class_envelope))

  1728.                 rdfDescriptor->Type[0] |= LV2_PLUGIN_ENVELOPE;

  1729.             if (typeNodes.contains(lv2World.class_expander))

  1730.                 rdfDescriptor->Type[0] |= LV2_PLUGIN_EXPANDER;

  1731.             if (typeNodes.contains(lv2World.class_filter))

  1732.                 rdfDescriptor->Type[0] |= LV2_PLUGIN_FILTER;

  1733.             if (typeNodes.contains(lv2World.class_flanger))

  1734.                 rdfDescriptor->Type[1] |= LV2_PLUGIN_FLANGER;

  1735.             if (typeNodes.contains(lv2World.class_function))

  1736.                 rdfDescriptor->Type[1] |= LV2_PLUGIN_FUNCTION;

  1737.             if (typeNodes.contains(lv2World.class_gate))

  1738.                 rdfDescriptor->Type[0] |= LV2_PLUGIN_GATE;

  1739.             if (typeNodes.contains(lv2World.class_generator))

  1740.                 rdfDescriptor->Type[1] |= LV2_PLUGIN_GENERATOR;

  1741.             if (typeNodes.contains(lv2World.class_highpass))

  1742.                 rdfDescriptor->Type[0] |= LV2_PLUGIN_HIGHPASS;

  1743.             if (typeNodes.contains(lv2World.class_instrument))

  1744.                 rdfDescriptor->Type[1] |= LV2_PLUGIN_INSTRUMENT;

  1745.             if (typeNodes.contains(lv2World.class_limiter))

  1746.                 rdfDescriptor->Type[0] |= LV2_PLUGIN_LIMITER;

  1747.             if (typeNodes.contains(lv2World.class_lowpass))

  1748.                 rdfDescriptor->Type[0] |= LV2_PLUGIN_LOWPASS;

  1749.             if (typeNodes.contains(lv2World.class_mixer))

  1750.                 rdfDescriptor->Type[1] |= LV2_PLUGIN_MIXER;

  1751.             if (typeNodes.contains(lv2World.class_modulator))

  1752.                 rdfDescriptor->Type[1] |= LV2_PLUGIN_MODULATOR;

  1753.             if (typeNodes.contains(lv2World.class_multiEQ))

  1754.                 rdfDescriptor->Type[0] |= LV2_PLUGIN_MULTI_EQ;

  1755.             if (typeNodes.contains(lv2World.class_oscillator))

  1756.                 rdfDescriptor->Type[1] |= LV2_PLUGIN_OSCILLATOR;

  1757.             if (typeNodes.contains(lv2World.class_paraEQ))

  1758.                 rdfDescriptor->Type[0] |= LV2_PLUGIN_PARA_EQ;

  1759.             if (typeNodes.contains(lv2World.class_phaser))

  1760.                 rdfDescriptor->Type[1] |= LV2_PLUGIN_PHASER;

  1761.             if (typeNodes.contains(lv2World.class_pitch))

  1762.                 rdfDescriptor->Type[1] |= LV2_PLUGIN_PITCH;

  1763.             if (typeNodes.contains(lv2World.class_reverb))

  1764.                 rdfDescriptor->Type[0] |= LV2_PLUGIN_REVERB;

  1765.             if (typeNodes.contains(lv2World.class_simulator))

  1766.                 rdfDescriptor->Type[0] |= LV2_PLUGIN_SIMULATOR;

  1767.             if (typeNodes.contains(lv2World.class_spatial))

  1768.                 rdfDescriptor->Type[1] |= LV2_PLUGIN_SPATIAL;

  1769.             if (typeNodes.contains(lv2World.class_spectral))

  1770.                 rdfDescriptor->Type[1] |= LV2_PLUGIN_SPECTRAL;

  1771.             if (typeNodes.contains(lv2World.class_utility))

  1772.                 rdfDescriptor->Type[1] |= LV2_PLUGIN_UTILITY;

  1773.             if (typeNodes.contains(lv2World.class_waveshaper))

  1774.                 rdfDescriptor->Type[0] |= LV2_PLUGIN_WAVESHAPER;

  1775.         }

  1776. 

  1777.         lilv_nodes_free(const_cast<LilvNodes*>(typeNodes.me));

  1778.     }

  1779. 

  1780.     // ----------------------------------------------------------------------------------------------------------------

  1781.     // Set Plugin Information

  1782.     {

  1783.         rdfDescriptor->URI = carla_strdup(uri);

  1784. 

  1785.         if (LilvNode* const nameNode = lilv_plugin_get_name(lilvPlugin.me))

  1786.         {

  1787.             if (const char* const name = lilv_node_as_string(nameNode))

  1788.                 rdfDescriptor->Name = carla_strdup(name);

  1789.             lilv_node_free(nameNode);

  1790.         }

  1791. 

  1792.         if (const char* const author = lilvPlugin.get_author_name().as_string())

  1793.             rdfDescriptor->Author = carla_strdup(author);

  1794. 

  1795.         if (const char* const binary = lilvPlugin.get_library_uri().as_string())

  1796.             rdfDescriptor->Binary = carla_strdup_free(lilv_file_uri_parse(binary, nullptr));

  1797. 

  1798.         if (const char* const bundle = lilvPlugin.get_bundle_uri().as_string())

  1799.             rdfDescriptor->Bundle = carla_strdup_free(lilv_file_uri_parse(bundle, nullptr));

  1800. 

  1801.         Lilv::Nodes licenseNodes(lilvPlugin.get_value(lv2World.doap_license));

  1802. 

  1803.         if (licenseNodes.size() > 0)

  1804.         {

  1805.             if (const char* const license = licenseNodes.get_first().as_string())

  1806.                 rdfDescriptor->License = carla_strdup(license);

  1807.         }

  1808. 

  1809.         lilv_nodes_free(const_cast<LilvNodes*>(licenseNodes.me));

  1810.     }

  1811. 

  1812.     // ----------------------------------------------------------------------------------------------------------------

  1813.     // Set Plugin UniqueID

  1814.     {

  1815.         Lilv::Nodes replaceNodes(lilvPlugin.get_value(lv2World.dct_replaces));

  1816. 

  1817.         if (replaceNodes.size() > 0)

  1818.         {

  1819.             Lilv::Node replaceNode(replaceNodes.get_first());

  1820. 

  1821.             if (replaceNode.is_uri())

  1822.             {

  1823. #ifdef USE_QT

  1824.                 const QString replaceURI(replaceNode.as_uri());

  1825. 

  1826.                 if (replaceURI.startsWith("urn:"))

  1827.                 {

  1828.                     const QString replaceId(replaceURI.split(":").last());

  1829. 

  1830.                     bool ok;

  1831.                     const ulong uniqueId(replaceId.toULong(&ok));

  1832. 

  1833.                     if (ok && uniqueId != 0)

  1834.                         rdfDescriptor->UniqueID = uniqueId;

  1835.                 }

  1836. #else

  1837.                 const water::String replaceURI(replaceNode.as_uri());

  1838. 

  1839.                 if (replaceURI.startsWith("urn:"))

  1840.                 {

  1841.                     const int uniqueId(replaceURI.getTrailingIntValue());

  1842. 

  1843.                     if (uniqueId > 0)

  1844.                         rdfDescriptor->UniqueID = static_cast<ulong>(uniqueId);

  1845.                 }

  1846. #endif

  1847.             }

  1848.         }

  1849. 

  1850.         lilv_nodes_free(const_cast<LilvNodes*>(replaceNodes.me));

  1851.     }

  1852. 

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

  1854.     // Set Plugin Ports

  1855. 

  1856.     if (const uint numPorts = lilvPlugin.get_num_ports())

  1857.     {

  1858.         rdfDescriptor->PortCount = numPorts;

  1859.         rdfDescriptor->Ports = new LV2_RDF_Port[numPorts];

  1860. 

  1861.         for (uint i = 0; i < numPorts; ++i)

  1862.         {

  1863.             Lilv::Port lilvPort(lilvPlugin.get_port_by_index(i));

  1864.             CARLA_SAFE_ASSERT_CONTINUE(lilvPort.me != nullptr);

  1865. 

  1866.             LV2_RDF_Port* const rdfPort(&rdfDescriptor->Ports[i]);

  1867. 

  1868.             // --------------------------------------------------------------------------------------------------------

  1869.             // Set Port Information

  1870.             {

  1871.                 if (LilvNode* const nameNode = lilv_port_get_name(lilvPlugin.me, lilvPort.me))

  1872.                 {

  1873.                     if (const char* const name = lilv_node_as_string(nameNode))

  1874.                         rdfPort->Name = carla_strdup(name);

  1875.                     lilv_node_free(nameNode);

  1876.                 }

  1877. 

  1878.                 if (const char* const symbol = lilv_node_as_string(lilvPort.get_symbol()))

  1879.                     rdfPort->Symbol = carla_strdup(symbol);

  1880. 

  1881.                 if (LilvNode* const commentNode = lilvPort.get(lv2World.rdfs_comment.me))

  1882.                 {

  1883.                     rdfPort->Comment = carla_strdup(lilv_node_as_string(commentNode));

  1884.                     lilv_node_free(commentNode);

  1885.                 }

  1886. 

  1887.                 if (LilvNode* const groupNode = lilvPort.get(lv2World.pg_group.me))

  1888.                 {

  1889.                     rdfPort->GroupURI = carla_strdup(lilv_node_as_uri(groupNode));

  1890. 

  1891.                     if (portGroupURIs.appendUnique(rdfPort->GroupURI))

  1892.                         portGroupNodes.append(groupNode);

  1893.                     else

  1894.                         lilv_node_free(groupNode);

  1895.                 }

  1896.             }

  1897. 

  1898.             // --------------------------------------------------------------------------------------------------------

  1899.             // Set Port Mode and Type

  1900.             {

  1901.                 // Input or Output

  1902.                 /**/ if (lilvPort.is_a(lv2World.port_input))

  1903.                     rdfPort->Types |= LV2_PORT_INPUT;

  1904.                 else if (lilvPort.is_a(lv2World.port_output))

  1905.                     rdfPort->Types |= LV2_PORT_OUTPUT;

  1906.                 else

  1907.                     carla_stderr("lv2_rdf_new(\"%s\") - port '%s' is not input or output", uri, rdfPort->Name);

  1908. 

  1909.                 // Data Type

  1910.                 /**/ if (lilvPort.is_a(lv2World.port_control))

  1911.                 {

  1912.                     rdfPort->Types |= LV2_PORT_CONTROL;

  1913.                 }

  1914.                 else if (lilvPort.is_a(lv2World.port_audio))

  1915.                 {

  1916.                     rdfPort->Types |= LV2_PORT_AUDIO;

  1917.                 }

  1918.                 else if (lilvPort.is_a(lv2World.port_cv))

  1919.                 {

  1920.                     rdfPort->Types |= LV2_PORT_CV;

  1921.                 }

  1922.                 else if (lilvPort.is_a(lv2World.port_atom))

  1923.                 {

  1924.                     rdfPort->Types |= LV2_PORT_ATOM;

  1925. 

  1926.                     Lilv::Nodes bufferTypeNodes(lilvPort.get_value(lv2World.atom_bufferType));

  1927. 

  1928.                     for (LilvIter* it = lilv_nodes_begin(bufferTypeNodes.me); ! lilv_nodes_is_end(bufferTypeNodes.me, it); it = lilv_nodes_next(bufferTypeNodes.me, it))

  1929.                     {

  1930.                         const Lilv::Node node(lilv_nodes_get(bufferTypeNodes.me, it));

  1931.                         CARLA_SAFE_ASSERT_CONTINUE(node.is_uri());

  1932. 

  1933.                         if (node.equals(lv2World.atom_sequence))

  1934.                             rdfPort->Types |= LV2_PORT_ATOM_SEQUENCE;

  1935.                         else

  1936.                             carla_stderr("lv2_rdf_new(\"%s\") - port '%s' uses an unknown atom buffer type '%s'", uri, rdfPort->Name, node.as_uri());

  1937.                     }

  1938. 

  1939.                     Lilv::Nodes supportNodes(lilvPort.get_value(lv2World.atom_supports));

  1940. 

  1941.                     for (LilvIter* it = lilv_nodes_begin(supportNodes.me); ! lilv_nodes_is_end(supportNodes.me, it); it = lilv_nodes_next(supportNodes.me, it))

  1942.                     {

  1943.                         const Lilv::Node node(lilv_nodes_get(supportNodes.me, it));

  1944.                         CARLA_SAFE_ASSERT_CONTINUE(node.is_uri());

  1945. 

  1946.                         /**/ if (node.equals(lv2World.midi_event))

  1947.                             rdfPort->Types |= LV2_PORT_DATA_MIDI_EVENT;

  1948. 

  1949.                         else if (node.equals(lv2World.patch_message))

  1950.                             rdfPort->Types |= LV2_PORT_DATA_PATCH_MESSAGE;

  1951. 

  1952.                         else if (node.equals(lv2World.time_position))

  1953.                             rdfPort->Types |= LV2_PORT_DATA_TIME_POSITION;

  1954. 

  1955. #if 0

  1956.                         // something new we don't support yet?

  1957.                         else if (std::strstr(node.as_uri(), "lv2plug.in/") != nullptr)

  1958.                             carla_stderr("lv2_rdf_new(\"%s\") - port '%s' is of atom type but has unsupported data '%s'", uri, rdfPort->Name, node.as_uri());

  1959. #endif

  1960.                     }

  1961. 

  1962.                     lilv_nodes_free(const_cast<LilvNodes*>(bufferTypeNodes.me));

  1963.                     lilv_nodes_free(const_cast<LilvNodes*>(supportNodes.me));

  1964.                 }

  1965.                 else if (lilvPort.is_a(lv2World.port_event))

  1966.                 {

  1967.                     rdfPort->Types |= LV2_PORT_EVENT;

  1968.                     bool supported  = false;

  1969. 

  1970.                     if (lilvPort.supports_event(lv2World.midi_event))

  1971.                     {

  1972.                         rdfPort->Types |= LV2_PORT_DATA_MIDI_EVENT;

  1973.                         supported = true;

  1974.                     }

  1975.                     if (lilvPort.supports_event(lv2World.patch_message))

  1976.                     {

  1977.                         rdfPort->Types |= LV2_PORT_DATA_PATCH_MESSAGE;

  1978.                         supported = true;

  1979.                     }

  1980.                     if (lilvPort.supports_event(lv2World.time_position))

  1981.                     {

  1982.                         rdfPort->Types |= LV2_PORT_DATA_TIME_POSITION;

  1983.                         supported = true;

  1984.                     }

  1985. 

  1986.                     if (! supported)

  1987.                         carla_stderr("lv2_rdf_new(\"%s\") - port '%s' is of event type but has unsupported data", uri, rdfPort->Name);

  1988.                 }

  1989.                 else if (lilvPort.is_a(lv2World.port_midi))

  1990.                 {

  1991.                     rdfPort->Types |= LV2_PORT_MIDI_LL;

  1992.                     rdfPort->Types |= LV2_PORT_DATA_MIDI_EVENT;

  1993.                 }

  1994.                 else

  1995.                     carla_stderr("lv2_rdf_new(\"%s\") - port '%s' is of unknown data type", uri, rdfPort->Name);

  1996.             }

  1997. 

  1998.             // --------------------------------------------------------------------------------------------------------

  1999.             // Set Port Properties

  2000.             {

  2001.                 if (lilvPort.has_property(lv2World.pprop_optional))

  2002.                     rdfPort->Properties |= LV2_PORT_OPTIONAL;

  2003.                 if (lilvPort.has_property(lv2World.pprop_enumeration))

  2004.                     rdfPort->Properties |= LV2_PORT_ENUMERATION;

  2005.                 if (lilvPort.has_property(lv2World.pprop_integer))

  2006.                     rdfPort->Properties |= LV2_PORT_INTEGER;

  2007.                 if (lilvPort.has_property(lv2World.pprop_isSideChain))

  2008.                     rdfPort->Properties |= LV2_PORT_SIDECHAIN;

  2009.                 if (lilvPort.has_property(lv2World.pprop_sampleRate))

  2010.                     rdfPort->Properties |= LV2_PORT_SAMPLE_RATE;

  2011.                 if (lilvPort.has_property(lv2World.pprop_toggled))

  2012.                     rdfPort->Properties |= LV2_PORT_TOGGLED;

  2013. 

  2014.                 if (lilvPort.has_property(lv2World.pprop_artifacts))

  2015.                     rdfPort->Properties |= LV2_PORT_CAUSES_ARTIFACTS;

  2016.                 if (lilvPort.has_property(lv2World.pprop_continuousCV))

  2017.                     rdfPort->Properties |= LV2_PORT_CONTINUOUS_CV;

  2018.                 if (lilvPort.has_property(lv2World.pprop_discreteCV))

  2019.                     rdfPort->Properties |= LV2_PORT_DISCRETE_CV;

  2020.                 if (lilvPort.has_property(lv2World.pprop_expensive))

  2021.                     rdfPort->Properties |= LV2_PORT_EXPENSIVE;

  2022.                 if (lilvPort.has_property(lv2World.pprop_strictBounds))

  2023.                     rdfPort->Properties |= LV2_PORT_STRICT_BOUNDS;

  2024.                 if (lilvPort.has_property(lv2World.pprop_logarithmic))

  2025.                     rdfPort->Properties |= LV2_PORT_LOGARITHMIC;

  2026.                 if (lilvPort.has_property(lv2World.pprop_notAutomatic))

  2027.                     rdfPort->Properties |= LV2_PORT_NOT_AUTOMATIC;

  2028.                 if (lilvPort.has_property(lv2World.pprop_notOnGUI))

  2029.                     rdfPort->Properties |= LV2_PORT_NOT_ON_GUI;

  2030.                 if (lilvPort.has_property(lv2World.pprop_trigger))

  2031.                     rdfPort->Properties |= LV2_PORT_TRIGGER;

  2032.                 if (lilvPort.has_property(lv2World.pprop_nonAutomatable))

  2033.                     rdfPort->Properties |= LV2_PORT_NON_AUTOMATABLE;

  2034. 

  2035.                 if (lilvPort.has_property(lv2World.reportsLatency))

  2036.                     rdfPort->Designation = LV2_PORT_DESIGNATION_LATENCY;

  2037. 

  2038.                 // check if sidechain (some plugins use sidechain groups instead of isSidechain)

  2039.                 if (LilvNode* const portGroupNode = lilvPort.get(lv2World.pg_group.me))

  2040.                 {

  2041.                     if (LilvNode* const portSideChainOfNode = lilv_world_get(lv2World.me, portGroupNode,

  2042.                                                                              lv2World.pg_sideChainOf.me, nullptr))

  2043.                     {

  2044.                         rdfPort->Properties |= LV2_PORT_SIDECHAIN;

  2045.                         lilv_node_free(portSideChainOfNode);

  2046.                     }

  2047.                     lilv_node_free(portGroupNode);

  2048.                 }

  2049. 

  2050.                 // no port properties set, check if using old/invalid ones

  2051.                 if (rdfPort->Properties == 0x0)

  2052.                 {

  2053.                     const Lilv::Node oldPropArtifacts(lv2World.new_uri(NS_devp "causesArtifacts"));

  2054.                     const Lilv::Node oldPropContinuousCV(lv2World.new_uri(NS_devp "continuousCV"));

  2055.                     const Lilv::Node oldPropDiscreteCV(lv2World.new_uri(NS_devp "discreteCV"));

  2056.                     const Lilv::Node oldPropExpensive(lv2World.new_uri(NS_devp "expensive"));

  2057.                     const Lilv::Node oldPropStrictBounds(lv2World.new_uri(NS_devp "hasStrictBounds"));

  2058.                     const Lilv::Node oldPropLogarithmic(lv2World.new_uri(NS_devp "logarithmic"));

  2059.                     const Lilv::Node oldPropNotAutomatic(lv2World.new_uri(NS_devp "notAutomatic"));

  2060.                     const Lilv::Node oldPropNotOnGUI(lv2World.new_uri(NS_devp "notOnGUI"));

  2061.                     const Lilv::Node oldPropTrigger(lv2World.new_uri(NS_devp "trigger"));

  2062. 

  2063.                     if (lilvPort.has_property(oldPropArtifacts))

  2064.                     {

  2065.                         rdfPort->Properties |= LV2_PORT_CAUSES_ARTIFACTS;

  2066.                         carla_stderr("lv2_rdf_new(\"%s\") - port '%s' uses old/invalid LV2 property for 'causesArtifacts'", uri, rdfPort->Name);

  2067.                     }

  2068.                     if (lilvPort.has_property(oldPropContinuousCV))

  2069.                     {

  2070.                         rdfPort->Properties |= LV2_PORT_CONTINUOUS_CV;

  2071.                         carla_stderr("lv2_rdf_new(\"%s\") - port '%s' uses old/invalid LV2 property for 'continuousCV'", uri, rdfPort->Name);

  2072.                     }

  2073.                     if (lilvPort.has_property(oldPropDiscreteCV))

  2074.                     {

  2075.                         rdfPort->Properties |= LV2_PORT_DISCRETE_CV;

  2076.                         carla_stderr("lv2_rdf_new(\"%s\") - port '%s' uses old/invalid LV2 property for 'discreteCV'", uri, rdfPort->Name);

  2077.                     }

  2078.                     if (lilvPort.has_property(oldPropExpensive))

  2079.                     {

  2080.                         rdfPort->Properties |= LV2_PORT_EXPENSIVE;

  2081.                         carla_stderr("lv2_rdf_new(\"%s\") - port '%s' uses old/invalid LV2 property for 'expensive'", uri, rdfPort->Name);

  2082.                     }

  2083.                     if (lilvPort.has_property(oldPropStrictBounds))

  2084.                     {

  2085.                         rdfPort->Properties |= LV2_PORT_STRICT_BOUNDS;

  2086.                         carla_stderr("lv2_rdf_new(\"%s\") - port '%s' uses old/invalid LV2 property for 'hasStrictBounds'", uri, rdfPort->Name);

  2087.                     }

  2088.                     if (lilvPort.has_property(oldPropLogarithmic))

  2089.                     {

  2090.                         rdfPort->Properties |= LV2_PORT_LOGARITHMIC;

  2091.                         carla_stderr("lv2_rdf_new(\"%s\") - port '%s' uses old/invalid LV2 property for 'logarithmic'", uri, rdfPort->Name);

  2092.                     }

  2093.                     if (lilvPort.has_property(oldPropNotAutomatic))

  2094.                     {

  2095.                         rdfPort->Properties |= LV2_PORT_NOT_AUTOMATIC;

  2096.                         carla_stderr("lv2_rdf_new(\"%s\") - port '%s' uses old/invalid LV2 property for 'notAutomatic'", uri, rdfPort->Name);

  2097.                     }

  2098.                     if (lilvPort.has_property(oldPropNotOnGUI))

  2099.                     {

  2100.                         rdfPort->Properties |= LV2_PORT_NOT_ON_GUI;

  2101.                         carla_stderr("lv2_rdf_new(\"%s\") - port '%s' uses old/invalid LV2 property for 'notOnGUI'", uri, rdfPort->Name);

  2102.                     }

  2103.                     if (lilvPort.has_property(oldPropTrigger))

  2104.                     {

  2105.                         rdfPort->Properties |= LV2_PORT_TRIGGER;

  2106.                         carla_stderr("lv2_rdf_new(\"%s\") - port '%s' uses old/invalid LV2 property for 'trigger'", uri, rdfPort->Name);

  2107.                     }

  2108.                 }

  2109.             }

  2110. 

  2111.             // --------------------------------------------------------------------------------------------------------

  2112.             // Set Port Designation

  2113.             {

  2114.                 if (LilvNode* const designationNode = lilv_port_get(lilvPort.parent, lilvPort.me, lv2World.designation.me))

  2115.                 {

  2116.                     if (const char* const designation = lilv_node_as_string(designationNode))

  2117.                     {

  2118.                         /**/ if (std::strcmp(designation, LV2_CORE__control) == 0)

  2119.                             rdfPort->Designation = LV2_PORT_DESIGNATION_CONTROL;

  2120.                         else if (std::strcmp(designation, LV2_CORE__enabled) == 0)

  2121.                             rdfPort->Designation = LV2_PORT_DESIGNATION_ENABLED;

  2122.                         else if (std::strcmp(designation, LV2_CORE__freeWheeling) == 0)

  2123.                             rdfPort->Designation = LV2_PORT_DESIGNATION_FREEWHEELING;

  2124.                         else if (std::strcmp(designation, LV2_CORE__latency) == 0)

  2125.                             rdfPort->Designation = LV2_PORT_DESIGNATION_LATENCY;

  2126.                         else if (std::strcmp(designation, LV2_PARAMETERS__sampleRate) == 0)

  2127.                             rdfPort->Designation = LV2_PORT_DESIGNATION_SAMPLE_RATE;

  2128.                         else if (std::strcmp(designation, LV2_TIME__bar) == 0)

  2129.                             rdfPort->Designation = LV2_PORT_DESIGNATION_TIME_BAR;

  2130.                         else if (std::strcmp(designation, LV2_TIME__barBeat) == 0)

  2131.                             rdfPort->Designation = LV2_PORT_DESIGNATION_TIME_BAR_BEAT;

  2132.                         else if (std::strcmp(designation, LV2_TIME__beat) == 0)

  2133.                             rdfPort->Designation = LV2_PORT_DESIGNATION_TIME_BEAT;

  2134.                         else if (std::strcmp(designation, LV2_TIME__beatUnit) == 0)

  2135.                             rdfPort->Designation = LV2_PORT_DESIGNATION_TIME_BEAT_UNIT;

  2136.                         else if (std::strcmp(designation, LV2_TIME__beatsPerBar) == 0)

  2137.                             rdfPort->Designation = LV2_PORT_DESIGNATION_TIME_BEATS_PER_BAR;

  2138.                         else if (std::strcmp(designation, LV2_TIME__beatsPerMinute) == 0)

  2139.                             rdfPort->Designation = LV2_PORT_DESIGNATION_TIME_BEATS_PER_MINUTE;

  2140.                         else if (std::strcmp(designation, LV2_TIME__frame) == 0)

  2141.                             rdfPort->Designation = LV2_PORT_DESIGNATION_TIME_FRAME;

  2142.                         else if (std::strcmp(designation, LV2_TIME__framesPerSecond) == 0)

  2143.                             rdfPort->Designation = LV2_PORT_DESIGNATION_TIME_FRAMES_PER_SECOND;

  2144.                         else if (std::strcmp(designation, LV2_TIME__speed) == 0)

  2145.                             rdfPort->Designation = LV2_PORT_DESIGNATION_TIME_SPEED;

  2146.                         else if (std::strcmp(designation, LV2_KXSTUDIO_PROPERTIES__TimePositionTicksPerBeat) == 0)

  2147.                             rdfPort->Designation = LV2_PORT_DESIGNATION_TIME_TICKS_PER_BEAT;

  2148.                         else if (std::strncmp(designation, LV2_PARAMETERS_PREFIX, std::strlen(LV2_PARAMETERS_PREFIX)) == 0)

  2149.                             pass();

  2150.                         else if (std::strncmp(designation, LV2_PORT_GROUPS_PREFIX, std::strlen(LV2_PORT_GROUPS_PREFIX)) == 0)

  2151.                             pass();

  2152.                         else

  2153.                             carla_stderr("lv2_rdf_new(\"%s\") - got unknown port designation '%s'", uri, designation);

  2154.                     }

  2155.                     lilv_node_free(designationNode);

  2156.                 }

  2157.             }

  2158. 

  2159.             // --------------------------------------------------------------------------------------------------------

  2160.             // Set Port MIDI Map

  2161. 

  2162.             if (LilvNode* const bindingNode = lilv_port_get(lilvPort.parent, lilvPort.me, lv2World.midi_binding.me))

  2163.             {

  2164.                 if (const char* const bindingAsString = lilv_node_as_string(bindingNode))

  2165.                 {

  2166.                     if (std::strncmp(bindingAsString, "B0", 2) == 0 && std::strlen(bindingAsString) == 6)

  2167.                     {

  2168.                         const char binding[3] = { bindingAsString[2], bindingAsString[3], '\0' };

  2169.                         const long number = std::strtol(binding, nullptr, 16);

  2170. 

  2171.                         if (number >= 0 && number <= 0xff)

  2172.                         {

  2173.                             rdfPort->MidiMap.Type = LV2_PORT_MIDI_MAP_CC;

  2174.                             rdfPort->MidiMap.Number = static_cast<uint32_t>(number);

  2175.                         }

  2176.                     }

  2177.                 }

  2178. 

  2179.                 lilv_node_free(bindingNode);

  2180.             }

  2181.             else if (LilvNode* const midiMapNode = lilv_port_get(lilvPort.parent, lilvPort.me, lv2World.mm_defaultControl.me))

  2182.             {

  2183.                 if (lilv_node_is_blank(midiMapNode))

  2184.                 {

  2185.                     Lilv::Nodes midiMapTypeNodes(lv2World.find_nodes(midiMapNode, lv2World.mm_controlType, nullptr));

  2186.                     Lilv::Nodes midiMapNumberNodes(lv2World.find_nodes(midiMapNode, lv2World.mm_controlNumber, nullptr));

  2187. 

  2188.                     if (midiMapTypeNodes.size() == 1 && midiMapNumberNodes.size() == 1)

  2189.                     {

  2190.                         if (const char* const midiMapType = midiMapTypeNodes.get_first().as_string())

  2191.                         {

  2192.                             /**/ if (std::strcmp(midiMapType, LV2_MIDI_Map__CC) == 0)

  2193.                                 rdfPort->MidiMap.Type = LV2_PORT_MIDI_MAP_CC;

  2194.                             else if (std::strcmp(midiMapType, LV2_MIDI_Map__NRPN) == 0)

  2195.                                 rdfPort->MidiMap.Type = LV2_PORT_MIDI_MAP_NRPN;

  2196.                             else

  2197.                                 carla_stderr("lv2_rdf_new(\"%s\") - got unknown port Midi-Map type '%s'", uri, midiMapType);

  2198. 

  2199.                             rdfPort->MidiMap.Number = static_cast<uint32_t>(midiMapNumberNodes.get_first().as_int());

  2200.                         }

  2201.                     }

  2202. 

  2203.                     lilv_nodes_free(const_cast<LilvNodes*>(midiMapTypeNodes.me));

  2204.                     lilv_nodes_free(const_cast<LilvNodes*>(midiMapNumberNodes.me));

  2205.                 }

  2206. 

  2207.                 lilv_node_free(midiMapNode);

  2208.             }

  2209. 

  2210.             // --------------------------------------------------------------------------------------------------------

  2211.             // Set Port Points

  2212.             {

  2213.                 if (LilvNode* const defNode = lilv_port_get(lilvPort.parent, lilvPort.me, lv2World.value_default.me))

  2214.                 {

  2215.                     rdfPort->Points.Hints  |= LV2_PORT_POINT_DEFAULT;

  2216.                     rdfPort->Points.Default = lilv_node_as_float(defNode);

  2217.                     lilv_node_free(defNode);

  2218.                 }

  2219. 

  2220.                 if (LilvNode* const minNode = lilv_port_get(lilvPort.parent, lilvPort.me, lv2World.value_minimum.me))

  2221.                 {

  2222.                     rdfPort->Points.Hints  |= LV2_PORT_POINT_MINIMUM;

  2223.                     rdfPort->Points.Minimum = lilv_node_as_float(minNode);

  2224.                     lilv_node_free(minNode);

  2225.                 }

  2226. 

  2227.                 if (LilvNode* const maxNode = lilv_port_get(lilvPort.parent, lilvPort.me, lv2World.value_maximum.me))

  2228.                 {

  2229.                     rdfPort->Points.Hints  |= LV2_PORT_POINT_MAXIMUM;

  2230.                     rdfPort->Points.Maximum = lilv_node_as_float(maxNode);

  2231.                     lilv_node_free(maxNode);

  2232.                 }

  2233.             }

  2234. 

  2235.             // --------------------------------------------------------------------------------------------------------

  2236.             // Set Port Unit

  2237.             {

  2238.                 if (LilvNode* const unitUnitNode = lilv_port_get(lilvPort.parent, lilvPort.me, lv2World.unit_unit.me))

  2239.                 {

  2240.                     if (lilv_node_is_uri(unitUnitNode))

  2241.                     {

  2242.                         if (const char* const unitUnit = lilv_node_as_uri(unitUnitNode))

  2243.                         {

  2244.                             rdfPort->Unit.Hints |= LV2_PORT_UNIT_UNIT;

  2245. 

  2246.                             /**/ if (std::strcmp(unitUnit, LV2_UNITS__bar) == 0)

  2247.                                 rdfPort->Unit.Unit = LV2_PORT_UNIT_BAR;

  2248.                             else if (std::strcmp(unitUnit, LV2_UNITS__beat) == 0)

  2249.                                 rdfPort->Unit.Unit = LV2_PORT_UNIT_BEAT;

  2250.                             else if (std::strcmp(unitUnit, LV2_UNITS__bpm) == 0)

  2251.                                 rdfPort->Unit.Unit = LV2_PORT_UNIT_BPM;

  2252.                             else if (std::strcmp(unitUnit, LV2_UNITS__cent) == 0)

  2253.                                 rdfPort->Unit.Unit = LV2_PORT_UNIT_CENT;

  2254.                             else if (std::strcmp(unitUnit, LV2_UNITS__cm) == 0)

  2255.                                 rdfPort->Unit.Unit = LV2_PORT_UNIT_CM;

  2256.                             else if (std::strcmp(unitUnit, LV2_UNITS__coef) == 0)

  2257.                                 rdfPort->Unit.Unit = LV2_PORT_UNIT_COEF;

  2258.                             else if (std::strcmp(unitUnit, LV2_UNITS__db) == 0)

  2259.                                 rdfPort->Unit.Unit = LV2_PORT_UNIT_DB;

  2260.                             else if (std::strcmp(unitUnit, LV2_UNITS__degree) == 0)

  2261.                                 rdfPort->Unit.Unit = LV2_PORT_UNIT_DEGREE;

  2262.                             else if (std::strcmp(unitUnit, LV2_UNITS__frame) == 0)

  2263.                                 rdfPort->Unit.Unit = LV2_PORT_UNIT_FRAME;

  2264.                             else if (std::strcmp(unitUnit, LV2_UNITS__hz) == 0)

  2265.                                 rdfPort->Unit.Unit = LV2_PORT_UNIT_HZ;

  2266.                             else if (std::strcmp(unitUnit, LV2_UNITS__inch) == 0)

  2267.                                 rdfPort->Unit.Unit = LV2_PORT_UNIT_INCH;

  2268.                             else if (std::strcmp(unitUnit, LV2_UNITS__khz) == 0)

  2269.                                 rdfPort->Unit.Unit = LV2_PORT_UNIT_KHZ;

  2270.                             else if (std::strcmp(unitUnit, LV2_UNITS__km) == 0)

  2271.                                 rdfPort->Unit.Unit = LV2_PORT_UNIT_KM;

  2272.                             else if (std::strcmp(unitUnit, LV2_UNITS__m) == 0)

  2273.                                 rdfPort->Unit.Unit = LV2_PORT_UNIT_M;

  2274.                             else if (std::strcmp(unitUnit, LV2_UNITS__mhz) == 0)

  2275.                                 rdfPort->Unit.Unit = LV2_PORT_UNIT_MHZ;

  2276.                             else if (std::strcmp(unitUnit, LV2_UNITS__midiNote) == 0)

  2277.                                 rdfPort->Unit.Unit = LV2_PORT_UNIT_MIDINOTE;

  2278.                             else if (std::strcmp(unitUnit, LV2_UNITS__mile) == 0)

  2279.                                 rdfPort->Unit.Unit = LV2_PORT_UNIT_MILE;

  2280.                             else if (std::strcmp(unitUnit, LV2_UNITS__min) == 0)

  2281.                                 rdfPort->Unit.Unit = LV2_PORT_UNIT_MIN;

  2282.                             else if (std::strcmp(unitUnit, LV2_UNITS__mm) == 0)

  2283.                                 rdfPort->Unit.Unit = LV2_PORT_UNIT_MM;

  2284.                             else if (std::strcmp(unitUnit, LV2_UNITS__ms) == 0)

  2285.                                 rdfPort->Unit.Unit = LV2_PORT_UNIT_MS;

  2286.                             else if (std::strcmp(unitUnit, LV2_UNITS__oct) == 0)

  2287.                                 rdfPort->Unit.Unit = LV2_PORT_UNIT_OCT;

  2288.                             else if (std::strcmp(unitUnit, LV2_UNITS__pc) == 0)

  2289.                                 rdfPort->Unit.Unit = LV2_PORT_UNIT_PC;

  2290.                             else if (std::strcmp(unitUnit, LV2_UNITS__s) == 0)

  2291.                                 rdfPort->Unit.Unit = LV2_PORT_UNIT_S;

  2292.                             else if (std::strcmp(unitUnit, LV2_UNITS__semitone12TET) == 0)

  2293.                                 rdfPort->Unit.Unit = LV2_PORT_UNIT_SEMITONE;

  2294.                             else if (std::strcmp(unitUnit, "http://moddevices.com/ns/mod#volts") == 0)

  2295.                                 rdfPort->Unit.Unit = LV2_PORT_UNIT_VOLTS;

  2296.                             else

  2297.                                 carla_stderr("lv2_rdf_new(\"%s\") - got unknown unit '%s'", uri, unitUnit);

  2298.                         }

  2299.                     }

  2300. 

  2301.                     if (LilvNode* const unitNameNode = lilv_world_get(lv2World.me, unitUnitNode, lv2World.unit_name.me, nullptr))

  2302.                     {

  2303.                         if (const char* const unitName = lilv_node_as_string(unitNameNode))

  2304.                         {

  2305.                             rdfPort->Unit.Hints |= LV2_PORT_UNIT_NAME;

  2306.                             rdfPort->Unit.Name   = carla_strdup(unitName);

  2307.                         }

  2308.                         lilv_node_free(unitNameNode);

  2309.                     }

  2310. 

  2311.                     if (LilvNode* const unitRenderNode = lilv_world_get(lv2World.me, unitUnitNode, lv2World.unit_render.me, nullptr))

  2312.                     {

  2313.                         if (const char* const unitRender = lilv_node_as_string(unitRenderNode))

  2314.                         {

  2315.                             rdfPort->Unit.Hints |= LV2_PORT_UNIT_RENDER;

  2316.                             rdfPort->Unit.Render = carla_strdup(unitRender);

  2317.                         }

  2318.                         lilv_node_free(unitRenderNode);

  2319.                     }

  2320. 

  2321.                     if (LilvNode* const unitSymbolNode = lilv_world_get(lv2World.me, unitUnitNode, lv2World.unit_symbol.me, nullptr))

  2322.                     {

  2323.                         if (const char* const unitSymbol = lilv_node_as_string(unitSymbolNode))

  2324.                         {

  2325.                             rdfPort->Unit.Hints |= LV2_PORT_UNIT_SYMBOL;

  2326.                             rdfPort->Unit.Symbol = carla_strdup(unitSymbol);

  2327.                         }

  2328.                         lilv_node_free(unitSymbolNode);

  2329.                     }

  2330. 

  2331.                     lilv_node_free(unitUnitNode);

  2332.                 }

  2333.             }

  2334. 

  2335.             // --------------------------------------------------------------------------------------------------------

  2336.             // Set Port Minimum Size

  2337.             {

  2338.                 if (LilvNode* const minimumSizeNode = lilv_port_get(lilvPort.parent, lilvPort.me, lv2World.rz_minSize.me))

  2339.                 {

  2340.                     const int minimumSize(lilv_node_as_int(minimumSizeNode));

  2341. 

  2342.                     if (minimumSize > 0)

  2343.                         rdfPort->MinimumSize = static_cast<uint32_t>(minimumSize);

  2344.                     else

  2345.                         carla_safe_assert_int("minimumSize > 0", __FILE__, __LINE__, minimumSize);

  2346. 

  2347.                     lilv_node_free(minimumSizeNode);

  2348.                 }

  2349.             }

  2350. 

  2351.             // --------------------------------------------------------------------------------------------------------

  2352.             // Set Port Scale Points

  2353.             {

  2354.                 Lilv::ScalePoints lilvScalePoints(lilvPort.get_scale_points());

  2355. 

  2356.                 if (const uint numScalePoints = lilvScalePoints.size())

  2357.                 {

  2358.                     rdfPort->ScalePoints = new LV2_RDF_PortScalePoint[numScalePoints];

  2359. 

  2360.                     // get all scalepoints and sort them by value

  2361.                     LilvScalePointMap sortedpoints;

  2362. 

  2363.                     LILV_FOREACH(scale_points, it, lilvScalePoints)

  2364.                     {

  2365.                         Lilv::ScalePoint lilvScalePoint(lilvScalePoints.get(it));

  2366. 

  2367.                         CARLA_SAFE_ASSERT_CONTINUE(lilvScalePoint.get_label() != nullptr);

  2368. 

  2369.                         if (const LilvNode* const valuenode = lilvScalePoint.get_value())

  2370.                         {

  2371.                             const double valueid = lilv_node_as_float(valuenode);

  2372.                             sortedpoints[valueid] = lilvScalePoint.me;

  2373.                         }

  2374.                     }

  2375. 

  2376.                     // now safe to store, sorted by using std::map

  2377.                     uint numUsed = 0;

  2378.                     for (LilvScalePointMap::iterator it=sortedpoints.begin(), end=sortedpoints.end(); it != end; ++it)

  2379.                     {

  2380.                         CARLA_SAFE_ASSERT_BREAK(numUsed < numScalePoints);

  2381.                         LV2_RDF_PortScalePoint* const rdfScalePoint(&rdfPort->ScalePoints[numUsed++]);

  2382. 

  2383.                         const LilvScalePoint* const scalepoint = it->second;

  2384. 

  2385.                         const LilvNode* const xlabel = lilv_scale_point_get_label(scalepoint);

  2386.                         const LilvNode* const xvalue = lilv_scale_point_get_value(scalepoint);

  2387. 

  2388.                         rdfScalePoint->Label = carla_strdup(lilv_node_as_string(xlabel));

  2389.                         rdfScalePoint->Value = lilv_node_as_float(xvalue);

  2390.                     }

  2391. 

  2392.                     rdfPort->ScalePointCount = numUsed;

  2393.                 }

  2394. 

  2395.                 lilv_nodes_free(const_cast<LilvNodes*>(lilvScalePoints.me));

  2396.             }

  2397.         }

  2398.     }

  2399. 

  2400.     // ----------------------------------------------------------------------------------------------------------------

  2401.     // Set Plugin Parameters

  2402.     {

  2403.         std::map<std::string, LV2_RDF_Parameter> parameters;

  2404.         Lilv::Nodes patchReadableNodes(lilvPlugin.get_value(lv2World.patch_readable));

  2405.         Lilv::Nodes patchWritableNodes(lilvPlugin.get_value(lv2World.patch_writable));

  2406. 

  2407.         if (const uint numParameters = patchWritableNodes.size())

  2408.         {

  2409.             uint numUsed = 0;

  2410.             LILV_FOREACH(nodes, it, patchWritableNodes)

  2411.             {

  2412.                 CARLA_SAFE_ASSERT_BREAK(numUsed < numParameters);

  2413. 

  2414.                 Lilv::Node patchWritableNode(patchWritableNodes.get(it));

  2415. 

  2416.                 if (LilvNode* const typeNode = lilv_world_get(lv2World.me, patchWritableNode,

  2417.                                                               lv2World.rdf_type.me, nullptr))

  2418.                 {

  2419.                     const char* const type = lilv_node_as_uri(typeNode);

  2420. 

  2421.                     if (std::strcmp(type, LV2_CORE__Parameter) != 0)

  2422.                     {

  2423.                         lilv_node_free(typeNode);

  2424.                         continue;

  2425.                     }

  2426. 

  2427.                     lilv_node_free(typeNode);

  2428.                 }

  2429.                 else

  2430.                 {

  2431.                     continue;

  2432.                 }

  2433. 

  2434.                 CARLA_SAFE_ASSERT_CONTINUE(patchWritableNode.is_uri());

  2435. 

  2436.                 ++numUsed;

  2437.                 LV2_RDF_Parameter rdfParam;

  2438.                 rdfParam.URI = carla_strdup(patchWritableNode.as_uri());

  2439.                 rdfParam.Flags = LV2_PARAMETER_FLAG_INPUT;

  2440. 

  2441.                 if (patchReadableNodes.contains(patchWritableNode))

  2442.                     rdfParam.Flags |= LV2_PARAMETER_FLAG_OUTPUT;

  2443. 

  2444.                 // ----------------------------------------------------------------------------------------------------

  2445.                 // Set Basics

  2446. 

  2447.                 if (LilvNode* const rangeNode = lilv_world_get(lv2World.me, patchWritableNode,

  2448.                                                                lv2World.rdfs_range.me, nullptr))

  2449.                 {

  2450.                     const char* const rangeURI = lilv_node_as_string(rangeNode);

  2451. 

  2452.                     /**/ if (std::strcmp(rangeURI, LV2_ATOM__Bool) == 0)

  2453.                         rdfParam.Type = LV2_PARAMETER_TYPE_BOOL;

  2454.                     else if (std::strcmp(rangeURI, LV2_ATOM__Int) == 0)

  2455.                         rdfParam.Type = LV2_PARAMETER_TYPE_INT;

  2456.                     else if (std::strcmp(rangeURI, LV2_ATOM__Long) == 0)

  2457.                         rdfParam.Type = LV2_PARAMETER_TYPE_LONG;

  2458.                     else if (std::strcmp(rangeURI, LV2_ATOM__Float) == 0)

  2459.                         rdfParam.Type = LV2_PARAMETER_TYPE_FLOAT;

  2460.                     else if (std::strcmp(rangeURI, LV2_ATOM__Double) == 0)

  2461.                         rdfParam.Type = LV2_PARAMETER_TYPE_DOUBLE;

  2462.                     else if (std::strcmp(rangeURI, LV2_ATOM__Path) == 0)

  2463.                         rdfParam.Type = LV2_PARAMETER_TYPE_PATH;

  2464.                     else if (std::strcmp(rangeURI, LV2_ATOM__String) == 0)

  2465.                         rdfParam.Type = LV2_PARAMETER_TYPE_STRING;

  2466.                     else

  2467.                         carla_stderr("lv2_rdf_new(\"%s\") - got unknown parameter type '%s'", uri, rangeURI);

  2468. 

  2469.                     lilv_node_free(rangeNode);

  2470.                 }

  2471. 

  2472.                 if (LilvNode* const labelNode = lilv_world_get(lv2World.me, patchWritableNode,

  2473.                                                                lv2World.rdfs_label.me, nullptr))

  2474.                 {

  2475.                     rdfParam.Label = carla_strdup(lilv_node_as_string(labelNode));

  2476.                     lilv_node_free(labelNode);

  2477.                 }

  2478. 

  2479.                 if (LilvNode* const commentNode = lilv_world_get(lv2World.me, patchWritableNode,

  2480.                                                                  lv2World.rdfs_comment.me, nullptr))

  2481.                 {

  2482.                     rdfParam.Comment = carla_strdup_safe(lilv_node_as_string(commentNode));

  2483.                     lilv_node_free(commentNode);

  2484.                 }

  2485. 

  2486.                 if (LilvNode* const groupNode = lilv_world_get(lv2World.me, patchWritableNode,

  2487.                                                                lv2World.pg_group.me, nullptr))

  2488.                 {

  2489.                     rdfParam.GroupURI = carla_strdup_safe(lilv_node_as_uri(groupNode));

  2490. 

  2491.                     if (portGroupURIs.appendUnique(rdfParam.GroupURI))

  2492.                         portGroupNodes.append(groupNode);

  2493.                     else

  2494.                         lilv_node_free(groupNode);

  2495.                 }

  2496. 

  2497.                 // ----------------------------------------------------------------------------------------------------

  2498.                 // Set Port MIDI Map

  2499. 

  2500.                 if (LilvNode* const bindingNode = lilv_world_get(lv2World.me, patchWritableNode,

  2501.                                                                  lv2World.midi_binding.me, nullptr))

  2502.                 {

  2503.                     if (const char* const bindingAsString = lilv_node_as_string(bindingNode))

  2504.                     {

  2505.                         if (std::strncmp(bindingAsString, "B0", 2) == 0 && std::strlen(bindingAsString) == 6)

  2506.                         {

  2507.                             const char binding[3] = { bindingAsString[2], bindingAsString[3], '\0' };

  2508.                             const long number = std::strtol(binding, nullptr, 16);

  2509. 

  2510.                             if (number >= 0 && number <= 0xff)

  2511.                             {

  2512.                                 rdfParam.MidiMap.Type = LV2_PORT_MIDI_MAP_CC;

  2513.                                 rdfParam.MidiMap.Number = static_cast<uint32_t>(number);

  2514.                             }

  2515.                         }

  2516.                     }

  2517. 

  2518.                     lilv_node_free(bindingNode);

  2519.                 }

  2520. 

  2521.                 // ----------------------------------------------------------------------------------------------------

  2522.                 // Set Port Points

  2523. 

  2524.                 if (LilvNode* const defNode = lilv_world_get(lv2World.me, patchWritableNode,

  2525.                                                              lv2World.value_default.me, nullptr))

  2526.                 {

  2527.                     rdfParam.Points.Hints  |= LV2_PORT_POINT_DEFAULT;

  2528.                     rdfParam.Points.Default = lilv_node_as_float(defNode);

  2529.                     lilv_node_free(defNode);

  2530.                 }

  2531. 

  2532.                 if (LilvNode* const minNode = lilv_world_get(lv2World.me, patchWritableNode,

  2533.                                                              lv2World.value_minimum.me, nullptr))

  2534.                 {

  2535.                     rdfParam.Points.Hints  |= LV2_PORT_POINT_MINIMUM;

  2536.                     rdfParam.Points.Minimum = lilv_node_as_float(minNode);

  2537.                     lilv_node_free(minNode);

  2538.                 }

  2539. 

  2540.                 if (LilvNode* const maxNode = lilv_world_get(lv2World.me, patchWritableNode,

  2541.                                                              lv2World.value_maximum.me, nullptr))

  2542.                 {

  2543.                     rdfParam.Points.Hints  |= LV2_PORT_POINT_MAXIMUM;

  2544.                     rdfParam.Points.Maximum = lilv_node_as_float(maxNode);

  2545.                     lilv_node_free(maxNode);

  2546.                 }

  2547. 

  2548.                 // ----------------------------------------------------------------------------------------------------

  2549.                 // Set Port Unit

  2550. 

  2551.                 if (LilvNode* const unitUnitNode = lilv_world_get(lv2World.me, patchWritableNode,

  2552.                                                                   lv2World.unit_unit.me, nullptr))

  2553.                 {

  2554.                     if (lilv_node_is_uri(unitUnitNode))

  2555.                     {

  2556.                         if (const char* const unitUnit = lilv_node_as_uri(unitUnitNode))

  2557.                         {

  2558.                             rdfParam.Unit.Hints |= LV2_PORT_UNIT_UNIT;

  2559. 

  2560.                             /**/ if (std::strcmp(unitUnit, LV2_UNITS__bar) == 0)

  2561.                                 rdfParam.Unit.Unit = LV2_PORT_UNIT_BAR;

  2562.                             else if (std::strcmp(unitUnit, LV2_UNITS__beat) == 0)

  2563.                                 rdfParam.Unit.Unit = LV2_PORT_UNIT_BEAT;

  2564.                             else if (std::strcmp(unitUnit, LV2_UNITS__bpm) == 0)

  2565.                                 rdfParam.Unit.Unit = LV2_PORT_UNIT_BPM;

  2566.                             else if (std::strcmp(unitUnit, LV2_UNITS__cent) == 0)

  2567.                                 rdfParam.Unit.Unit = LV2_PORT_UNIT_CENT;

  2568.                             else if (std::strcmp(unitUnit, LV2_UNITS__cm) == 0)

  2569.                                 rdfParam.Unit.Unit = LV2_PORT_UNIT_CM;

  2570.                             else if (std::strcmp(unitUnit, LV2_UNITS__coef) == 0)

  2571.                                 rdfParam.Unit.Unit = LV2_PORT_UNIT_COEF;

  2572.                             else if (std::strcmp(unitUnit, LV2_UNITS__db) == 0)

  2573.                                 rdfParam.Unit.Unit = LV2_PORT_UNIT_DB;

  2574.                             else if (std::strcmp(unitUnit, LV2_UNITS__degree) == 0)

  2575.                                 rdfParam.Unit.Unit = LV2_PORT_UNIT_DEGREE;

  2576.                             else if (std::strcmp(unitUnit, LV2_UNITS__frame) == 0)

  2577.                                 rdfParam.Unit.Unit = LV2_PORT_UNIT_FRAME;

  2578.                             else if (std::strcmp(unitUnit, LV2_UNITS__hz) == 0)

  2579.                                 rdfParam.Unit.Unit = LV2_PORT_UNIT_HZ;

  2580.                             else if (std::strcmp(unitUnit, LV2_UNITS__inch) == 0)

  2581.                                 rdfParam.Unit.Unit = LV2_PORT_UNIT_INCH;

  2582.                             else if (std::strcmp(unitUnit, LV2_UNITS__khz) == 0)

  2583.                                 rdfParam.Unit.Unit = LV2_PORT_UNIT_KHZ;

  2584.                             else if (std::strcmp(unitUnit, LV2_UNITS__km) == 0)

  2585.                                 rdfParam.Unit.Unit = LV2_PORT_UNIT_KM;

  2586.                             else if (std::strcmp(unitUnit, LV2_UNITS__m) == 0)

  2587.                                 rdfParam.Unit.Unit = LV2_PORT_UNIT_M;

  2588.                             else if (std::strcmp(unitUnit, LV2_UNITS__mhz) == 0)

  2589.                                 rdfParam.Unit.Unit = LV2_PORT_UNIT_MHZ;

  2590.                             else if (std::strcmp(unitUnit, LV2_UNITS__midiNote) == 0)

  2591.                                 rdfParam.Unit.Unit = LV2_PORT_UNIT_MIDINOTE;

  2592.                             else if (std::strcmp(unitUnit, LV2_UNITS__mile) == 0)

  2593.                                 rdfParam.Unit.Unit = LV2_PORT_UNIT_MILE;

  2594.                             else if (std::strcmp(unitUnit, LV2_UNITS__min) == 0)

  2595.                                 rdfParam.Unit.Unit = LV2_PORT_UNIT_MIN;

  2596.                             else if (std::strcmp(unitUnit, LV2_UNITS__mm) == 0)

  2597.                                 rdfParam.Unit.Unit = LV2_PORT_UNIT_MM;

  2598.                             else if (std::strcmp(unitUnit, LV2_UNITS__ms) == 0)

  2599.                                 rdfParam.Unit.Unit = LV2_PORT_UNIT_MS;

  2600.                             else if (std::strcmp(unitUnit, LV2_UNITS__oct) == 0)

  2601.                                 rdfParam.Unit.Unit = LV2_PORT_UNIT_OCT;

  2602.                             else if (std::strcmp(unitUnit, LV2_UNITS__pc) == 0)

  2603.                                 rdfParam.Unit.Unit = LV2_PORT_UNIT_PC;

  2604.                             else if (std::strcmp(unitUnit, LV2_UNITS__s) == 0)

  2605.                                 rdfParam.Unit.Unit = LV2_PORT_UNIT_S;

  2606.                             else if (std::strcmp(unitUnit, LV2_UNITS__semitone12TET) == 0)

  2607.                                 rdfParam.Unit.Unit = LV2_PORT_UNIT_SEMITONE;

  2608.                             else if (std::strcmp(unitUnit, "http://moddevices.com/ns/mod#volts") == 0)

  2609.                                 rdfParam.Unit.Unit = LV2_PORT_UNIT_VOLTS;

  2610.                             else

  2611.                                 carla_stderr("lv2_rdf_new(\"%s\") - got unknown unit '%s'", uri, unitUnit);

  2612.                         }

  2613.                     }

  2614. 

  2615.                     if (LilvNode* const unitNameNode = lilv_world_get(lv2World.me, unitUnitNode,

  2616.                                                                       lv2World.unit_name.me, nullptr))

  2617.                     {

  2618.                         if (const char* const unitName = lilv_node_as_string(unitNameNode))

  2619.                         {

  2620.                             rdfParam.Unit.Hints |= LV2_PORT_UNIT_NAME;

  2621.                             rdfParam.Unit.Name   = carla_strdup(unitName);

  2622.                         }

  2623.                         lilv_node_free(unitNameNode);

  2624.                     }

  2625. 

  2626.                     if (LilvNode* const unitRenderNode = lilv_world_get(lv2World.me, unitUnitNode,

  2627.                                                                         lv2World.unit_render.me, nullptr))

  2628.                     {

  2629.                         if (const char* const unitRender = lilv_node_as_string(unitRenderNode))

  2630.                         {

  2631.                             rdfParam.Unit.Hints |= LV2_PORT_UNIT_RENDER;

  2632.                             rdfParam.Unit.Render = carla_strdup(unitRender);

  2633.                         }

  2634.                         lilv_node_free(unitRenderNode);

  2635.                     }

  2636. 

  2637.                     if (LilvNode* const unitSymbolNode = lilv_world_get(lv2World.me, unitUnitNode,

  2638.                                                                         lv2World.unit_symbol.me, nullptr))

  2639.                     {

  2640.                         if (const char* const unitSymbol = lilv_node_as_string(unitSymbolNode))

  2641.                         {

  2642.                             rdfParam.Unit.Hints |= LV2_PORT_UNIT_SYMBOL;

  2643.                             rdfParam.Unit.Symbol = carla_strdup(unitSymbol);

  2644.                         }

  2645.                         lilv_node_free(unitSymbolNode);

  2646.                     }

  2647. 

  2648.                     lilv_node_free(unitUnitNode);

  2649.                 }

  2650. 

  2651.                 parameters[rdfParam.URI].copyAndReplace(rdfParam);

  2652.             }

  2653. 

  2654.             CARLA_SAFE_ASSERT_UINT2(parameters.size() == numUsed, parameters.size(), numUsed);

  2655.             rdfDescriptor->Parameters = new LV2_RDF_Parameter[numUsed];

  2656.             rdfDescriptor->ParameterCount = numUsed;

  2657. 

  2658.             numUsed = 0;

  2659.             for (std::map<std::string, LV2_RDF_Parameter>::iterator it = parameters.begin(), end = parameters.end();

  2660.                  it != end; ++it)

  2661.             {

  2662.                 rdfDescriptor->Parameters[numUsed++].copyAndReplace(it->second);

  2663.             }

  2664.         }

  2665. 

  2666.         lilv_nodes_free(const_cast<LilvNodes*>(patchReadableNodes.me));

  2667.         lilv_nodes_free(const_cast<LilvNodes*>(patchWritableNodes.me));

  2668.     }

  2669. 

  2670.     // ----------------------------------------------------------------------------------------------------------------

  2671.     // Set Plugin Port Groups

  2672. 

  2673.     if (const size_t portGroupCount = portGroupURIs.count())

  2674.     {

  2675.         rdfDescriptor->PortGroups = new LV2_RDF_PortGroup[portGroupCount];

  2676. 

  2677.         uint32_t count = 0;

  2678.         CarlaStringList::Itenerator itu = portGroupURIs.begin2();

  2679.         LinkedList<LilvNode*>::Itenerator itn = portGroupNodes.begin2();

  2680.         for (; itu.valid() && itn.valid(); itu.next(), itn.next())

  2681.         {

  2682.             const char* const portGroupURI = itu.getValue(nullptr);

  2683.             CARLA_SAFE_ASSERT_CONTINUE(portGroupURI != nullptr);

  2684. 

  2685.             LilvNode* const portGroupNode = itn.getValue(nullptr);

  2686.             CARLA_SAFE_ASSERT_CONTINUE(portGroupNode != nullptr);

  2687. 

  2688.             LV2_RDF_PortGroup& portGroup(rdfDescriptor->PortGroups[count]);

  2689.             portGroup.URI = portGroupURI;

  2690. 

  2691.             if (LilvNode* const portGroupNameNode = lilv_world_get(lv2World.me, portGroupNode,

  2692.                                                                    lv2World.lv2_name.me, nullptr))

  2693.             {

  2694.                 portGroup.Name = carla_strdup_safe(lilv_node_as_string(portGroupNameNode));

  2695.                 lilv_node_free(portGroupNameNode);

  2696.             }

  2697.             // some plugins use rdfs:label, spec was not clear which one to use

  2698.             else if (LilvNode* const portGroupLabelNode = lilv_world_get(lv2World.me, portGroupNode,

  2699.                                                                         lv2World.rdfs_label.me, nullptr))

  2700.             {

  2701.                 portGroup.Name = carla_strdup_safe(lilv_node_as_string(portGroupLabelNode));

  2702.                 lilv_node_free(portGroupLabelNode);

  2703.             }

  2704. 

  2705.             if (LilvNode* const portGroupSymbolNode = lilv_world_get(lv2World.me, portGroupNode,

  2706.                                                                      lv2World.lv2_symbol.me, nullptr))

  2707.             {

  2708.                 portGroup.Symbol = carla_strdup_safe(lilv_node_as_string(portGroupSymbolNode));

  2709.                 lilv_node_free(portGroupSymbolNode);

  2710.             }

  2711. 

  2712.             ++count;

  2713.             lilv_node_free(portGroupNode);

  2714.         }

  2715. 

  2716.         rdfDescriptor->PortGroupCount = count;

  2717.         portGroupNodes.clear();

  2718.     }

  2719. 

  2720.     // ----------------------------------------------------------------------------------------------------------------

  2721.     // Set Plugin Presets

  2722. 

  2723.     if (loadPresets)

  2724.     {

  2725.         Lilv::Nodes presetNodes(lilvPlugin.get_related(lv2World.preset_preset));

  2726. 

  2727.         if (presetNodes.size() > 0)

  2728.         {

  2729.             // create a list of preset URIs (for sorting and unique-ness)

  2730. #ifdef USE_QT

  2731.             QStringList presetListURIs;

  2732. 

  2733.             LILV_FOREACH(nodes, it, presetNodes)

  2734.             {

  2735.                 Lilv::Node presetNode(presetNodes.get(it));

  2736. 

  2737.                 QString presetURI(presetNode.as_uri());

  2738. 

  2739.                 if (! (presetURI.trimmed().isEmpty() || presetListURIs.contains(presetURI)))

  2740.                     presetListURIs.append(presetURI);

  2741.             }

  2742. 

  2743.             presetListURIs.sort();

  2744. 

  2745.             rdfDescriptor->PresetCount = static_cast<uint32_t>(presetListURIs.count());

  2746. #else

  2747.             water::StringArray presetListURIs;

  2748. 

  2749.             LILV_FOREACH(nodes, it, presetNodes)

  2750.             {

  2751.                 Lilv::Node presetNode(presetNodes.get(it));

  2752. 

  2753.                 water::String presetURI(presetNode.as_uri());

  2754. 

  2755.                 if (presetURI.trim().isNotEmpty())

  2756.                     presetListURIs.addIfNotAlreadyThere(presetURI);

  2757.             }

  2758. 

  2759.             presetListURIs.sortNatural();

  2760. 

  2761.             rdfDescriptor->PresetCount = static_cast<uint32_t>(presetListURIs.size());

  2762. #endif

  2763. 

  2764.             // create presets with unique URIs

  2765.             rdfDescriptor->Presets = new LV2_RDF_Preset[rdfDescriptor->PresetCount];

  2766. 

  2767.             // set preset data

  2768.             LILV_FOREACH(nodes, it, presetNodes)

  2769.             {

  2770.                 Lilv::Node presetNode(presetNodes.get(it));

  2771. 

  2772.                 const char* const presetURI(presetNode.as_uri());

  2773.                 CARLA_SAFE_ASSERT_CONTINUE(presetURI != nullptr && presetURI[0] != '\0');

  2774. 

  2775.                 // try to find label without loading the preset resource first

  2776.                 Lilv::Nodes presetLabelNodes(lv2World.find_nodes(presetNode, lv2World.rdfs_label, nullptr));

  2777. 

  2778.                 // failed, try loading resource

  2779.                 if (presetLabelNodes.size() == 0)

  2780.                 {

  2781.                     // if loading resource fails, skip this preset

  2782.                     if (lv2World.load_resource(presetNode) == -1)

  2783.                         continue;

  2784. 

  2785.                     // ok, let's try again

  2786.                     presetLabelNodes = lv2World.find_nodes(presetNode, lv2World.rdfs_label, nullptr);

  2787.                 }

  2788. 

  2789.                 if (presetLabelNodes.size() > 0)

  2790.                 {

  2791. #ifdef USE_QT

  2792.                     const int index(presetListURIs.indexOf(QString(presetURI)));

  2793. #else

  2794.                     const int index(presetListURIs.indexOf(water::String(presetURI)));

  2795. #endif

  2796.                     CARLA_SAFE_ASSERT_CONTINUE(index >= 0 && index < static_cast<int>(rdfDescriptor->PresetCount));

  2797. 

  2798.                     LV2_RDF_Preset* const rdfPreset(&rdfDescriptor->Presets[index]);

  2799. 

  2800.                     // ---------------------------------------------------

  2801.                     // Set Preset Information

  2802. 

  2803.                     rdfPreset->URI = carla_strdup(presetURI);

  2804. 

  2805.                     if (const char* const label = presetLabelNodes.get_first().as_string())

  2806.                         rdfPreset->Label = carla_strdup(label);

  2807. 

  2808.                     lilv_nodes_free(const_cast<LilvNodes*>(presetLabelNodes.me));

  2809.                 }

  2810.             }

  2811.         }

  2812. 

  2813.         lilv_nodes_free(const_cast<LilvNodes*>(presetNodes.me));

  2814.     }

  2815. 

  2816.     // ----------------------------------------------------------------------------------------------------------------

  2817.     // Set Plugin Features

  2818.     {

  2819.         Lilv::Nodes lilvFeatureNodes(lilvPlugin.get_supported_features());

  2820. 

  2821.         if (const uint numFeatures = lilvFeatureNodes.size())

  2822.         {

  2823.             Lilv::Nodes lilvFeatureNodesR(lilvPlugin.get_required_features());

  2824. 

  2825.             rdfDescriptor->Features = new LV2_RDF_Feature[numFeatures];

  2826. 

  2827.             uint numUsed = 0;

  2828.             LILV_FOREACH(nodes, it, lilvFeatureNodes)

  2829.             {

  2830.                 CARLA_SAFE_ASSERT_BREAK(numUsed < numFeatures);

  2831. 

  2832.                 Lilv::Node lilvFeatureNode(lilvFeatureNodes.get(it));

  2833.                 LV2_RDF_Feature* const rdfFeature(&rdfDescriptor->Features[numUsed++]);

  2834. 

  2835.                 rdfFeature->Required = lilvFeatureNodesR.contains(lilvFeatureNode);

  2836. 

  2837.                 if (const char* const featureURI = lilvFeatureNode.as_uri())

  2838.                     rdfFeature->URI = carla_strdup(featureURI);

  2839.                 else

  2840.                     rdfFeature->URI = nullptr;

  2841.             }

  2842. 

  2843.             rdfDescriptor->FeatureCount = numUsed;

  2844.             lilv_nodes_free(const_cast<LilvNodes*>(lilvFeatureNodesR.me));

  2845.         }

  2846. 

  2847.         lilv_nodes_free(const_cast<LilvNodes*>(lilvFeatureNodes.me));

  2848.     }

  2849. 

  2850.     // ----------------------------------------------------------------------------------------------------------------

  2851.     // Set Plugin Extensions

  2852.     {

  2853.         Lilv::Nodes lilvExtensionDataNodes(lilvPlugin.get_extension_data());

  2854. 

  2855.         if (const uint numExtensions = lilvExtensionDataNodes.size())

  2856.         {

  2857.             rdfDescriptor->Extensions = new LV2_URI[numExtensions];

  2858. 

  2859.             uint numUsed = 0;

  2860.             LILV_FOREACH(nodes, it, lilvExtensionDataNodes)

  2861.             {

  2862.                 CARLA_SAFE_ASSERT_BREAK(numUsed < numExtensions);

  2863. 

  2864.                 Lilv::Node lilvExtensionDataNode(lilvExtensionDataNodes.get(it));

  2865.                 LV2_URI* const rdfExtension(&rdfDescriptor->Extensions[numUsed++]);

  2866. 

  2867.                 if (lilvExtensionDataNode.is_uri())

  2868.                 {

  2869.                     if (const char* const extURI = lilvExtensionDataNode.as_uri())

  2870.                     {

  2871.                         *rdfExtension = carla_strdup(extURI);

  2872.                         continue;

  2873.                     }

  2874.                 }

  2875.                 *rdfExtension = nullptr;

  2876.             }

  2877. 

  2878.             for (uint32_t x=numUsed; x < rdfDescriptor->ExtensionCount; ++x)

  2879.                 rdfDescriptor->Extensions[x] = nullptr;

  2880. 

  2881.             rdfDescriptor->ExtensionCount = numUsed;

  2882.         }

  2883. 

  2884.         lilv_nodes_free(const_cast<LilvNodes*>(lilvExtensionDataNodes.me));

  2885.     }

  2886. 

  2887.     // ----------------------------------------------------------------------------------------------------------------

  2888.     // Set Plugin UIs

  2889.     {

  2890. #ifdef CARLA_OS_LINUX

  2891.         const bool hasMODGui = lilvPlugin.get_modgui_resources_directory().as_uri() != nullptr;

  2892. #else

  2893.         const bool hasMODGui = false;

  2894. #endif

  2895. 

  2896.         Lilv::UIs lilvUIs(lilvPlugin.get_uis());

  2897. 

  2898.         const uint numUIs = lilvUIs.size() + (hasMODGui ? 1 : 0);

  2899. 

  2900.         if (numUIs > 0)

  2901.         {

  2902.             rdfDescriptor->UIs = new LV2_RDF_UI[numUIs];

  2903. 

  2904.             uint numUsed = 0;

  2905.             LILV_FOREACH(uis, it, lilvUIs)

  2906.             {

  2907.                 CARLA_SAFE_ASSERT_BREAK(numUsed < numUIs);

  2908. 

  2909.                 Lilv::UI lilvUI(lilvUIs.get(it));

  2910.                 LV2_RDF_UI* const rdfUI(&rdfDescriptor->UIs[numUsed++]);

  2911. 

  2912.                 lv2World.load_resource(lilvUI.get_uri());

  2913. 

  2914.                 // ----------------------------------------------------------------------------------------------------

  2915.                 // Set UI Type

  2916. 

  2917.                 /**/ if (lilvUI.is_a(lv2World.ui_gtk2))

  2918.                     rdfUI->Type = LV2_UI_GTK2;

  2919.                 else if (lilvUI.is_a(lv2World.ui_gtk3))

  2920.                     rdfUI->Type = LV2_UI_GTK3;

  2921.                 else if (lilvUI.is_a(lv2World.ui_qt4))

  2922.                     rdfUI->Type = LV2_UI_QT4;

  2923.                 else if (lilvUI.is_a(lv2World.ui_qt5))

  2924.                     rdfUI->Type = LV2_UI_QT5;

  2925.                 else if (lilvUI.is_a(lv2World.ui_cocoa))

  2926.                     rdfUI->Type = LV2_UI_COCOA;

  2927.                 else if (lilvUI.is_a(lv2World.ui_windows))

  2928.                     rdfUI->Type = LV2_UI_WINDOWS;

  2929.                 else if (lilvUI.is_a(lv2World.ui_x11))

  2930.                     rdfUI->Type = LV2_UI_X11;

  2931.                 else if (lilvUI.is_a(lv2World.ui_external))

  2932.                     rdfUI->Type = LV2_UI_EXTERNAL;

  2933.                 else if (lilvUI.is_a(lv2World.ui_externalOld))

  2934.                     rdfUI->Type = LV2_UI_OLD_EXTERNAL;

  2935.                 else if (lilvUI.is_a(lv2World.ui))

  2936.                     rdfUI->Type = LV2_UI_NONE;

  2937.                 else

  2938.                     carla_stderr("lv2_rdf_new(\"%s\") - UI '%s' is of unknown type", uri, lilvUI.get_uri().as_uri());

  2939. 

  2940.                 // ----------------------------------------------------------------------------------------------------

  2941.                 // Set UI Information

  2942.                 {

  2943.                     if (const char* const uiURI = lilvUI.get_uri().as_uri())

  2944.                         rdfUI->URI = carla_strdup(uiURI);

  2945. 

  2946.                     if (const char* const uiBinary = lilvUI.get_binary_uri().as_string())

  2947.                         rdfUI->Binary = carla_strdup_free(lilv_file_uri_parse(uiBinary, nullptr));

  2948. 

  2949.                     if (const char* const uiBundle = lilvUI.get_bundle_uri().as_string())

  2950.                         rdfUI->Bundle = carla_strdup_free(lilv_file_uri_parse(uiBundle, nullptr));

  2951.                 }

  2952. 

  2953.                 // ----------------------------------------------------------------------------------------------------

  2954.                 // Set UI Features

  2955.                 {

  2956.                     Lilv::Nodes lilvFeatureNodes(lilvUI.get_supported_features());

  2957. 

  2958.                     if (const uint numFeatures = lilvFeatureNodes.size())

  2959.                     {

  2960.                         Lilv::Nodes lilvFeatureNodesR(lilvUI.get_required_features());

  2961. 

  2962.                         rdfUI->Features = new LV2_RDF_Feature[numFeatures];

  2963. 

  2964.                         uint numUsed2 = 0;

  2965.                         LILV_FOREACH(nodes, it2, lilvFeatureNodes)

  2966.                         {

  2967.                             CARLA_SAFE_ASSERT_UINT2_BREAK(numUsed2 < numFeatures, numUsed2, numFeatures);

  2968. 

  2969.                             Lilv::Node lilvFeatureNode(lilvFeatureNodes.get(it2));

  2970.                             LV2_RDF_Feature* const rdfFeature(&rdfUI->Features[numUsed2++]);

  2971. 

  2972.                             rdfFeature->Required = lilvFeatureNodesR.contains(lilvFeatureNode);

  2973. 

  2974.                             if (const char* const featureURI = lilvFeatureNode.as_uri())

  2975.                                 rdfFeature->URI = carla_strdup(featureURI);

  2976.                             else

  2977.                                 rdfFeature->URI = nullptr;

  2978.                         }

  2979. 

  2980.                         rdfUI->FeatureCount = numUsed2;

  2981.                         lilv_nodes_free(const_cast<LilvNodes*>(lilvFeatureNodesR.me));

  2982.                     }

  2983. 

  2984.                     lilv_nodes_free(const_cast<LilvNodes*>(lilvFeatureNodes.me));

  2985.                 }

  2986. 

  2987.                 // ----------------------------------------------------------------------------------------------------

  2988.                 // Set UI Extensions

  2989.                 {

  2990.                     Lilv::Nodes lilvExtensionDataNodes(lilvUI.get_extension_data());

  2991. 

  2992.                     if (const uint numExtensions = lilvExtensionDataNodes.size())

  2993.                     {

  2994.                         rdfUI->Extensions = new LV2_URI[numExtensions];

  2995. 

  2996.                         uint numUsed2 = 0;

  2997.                         LILV_FOREACH(nodes, it2, lilvExtensionDataNodes)

  2998.                         {

  2999.                             CARLA_SAFE_ASSERT_UINT2_BREAK(numUsed2 < numExtensions, numUsed2, numExtensions);

  3000. 

  3001.                             Lilv::Node lilvExtensionDataNode(lilvExtensionDataNodes.get(it2));

  3002.                             LV2_URI* const rdfExtension(&rdfUI->Extensions[numUsed2++]);

  3003. 

  3004.                             if (lilvExtensionDataNode.is_uri())

  3005.                             {

  3006.                                 if (const char* const extURI = lilvExtensionDataNode.as_uri())

  3007.                                 {

  3008.                                     *rdfExtension = carla_strdup(extURI);

  3009.                                     continue;

  3010.                                 }

  3011.                             }

  3012.                             *rdfExtension = nullptr;

  3013.                         }

  3014. 

  3015.                         for (uint x2=numUsed2; x2 < rdfUI->ExtensionCount; ++x2)

  3016.                             rdfUI->Extensions[x2] = nullptr;

  3017. 

  3018.                         rdfUI->ExtensionCount = numUsed2;

  3019.                     }

  3020. 

  3021.                     lilv_nodes_free(const_cast<LilvNodes*>(lilvExtensionDataNodes.me));

  3022.                 }

  3023. 

  3024.                 // ----------------------------------------------------------------------------------------------------

  3025.                 // Set UI Port Notifications

  3026.                 {

  3027.                     Lilv::Nodes portNotifNodes(lv2World.find_nodes(lilvUI.get_uri(), lv2World.ui_portNotif.me, nullptr));

  3028. 

  3029.                     if (const uint portNotifCount = portNotifNodes.size())

  3030.                     {

  3031.                         rdfUI->PortNotificationCount = portNotifCount;

  3032.                         rdfUI->PortNotifications = new LV2_RDF_UI_PortNotification[portNotifCount];

  3033. 

  3034.                         uint numUsed2 = 0;

  3035.                         LILV_FOREACH(nodes, it2, portNotifNodes)

  3036.                         {

  3037.                             CARLA_SAFE_ASSERT_UINT2_BREAK(numUsed2 < portNotifCount, numUsed2, portNotifCount);

  3038. 

  3039.                             Lilv::Node portNotifNode(portNotifNodes.get(it2));

  3040.                             LV2_RDF_UI_PortNotification* const rdfPortNotif(&rdfUI->PortNotifications[numUsed2++]);

  3041. 

  3042.                             LilvNode* const protocolNode = lilv_world_get(lv2World.me, portNotifNode,

  3043.                                                                           lv2World.ui_protocol.me, nullptr);

  3044. 

  3045.                             if (protocolNode != nullptr)

  3046.                             {

  3047.                                 CARLA_SAFE_ASSERT_CONTINUE(lilv_node_is_uri(protocolNode));

  3048. 

  3049.                                 const char* const protocol = lilv_node_as_uri(protocolNode);

  3050.                                 CARLA_SAFE_ASSERT_CONTINUE(protocol != nullptr && protocol[0] != '\0');

  3051. 

  3052.                                 /**/ if (std::strcmp(protocol, LV2_UI__floatProtocol) == 0)

  3053.                                     rdfPortNotif->Protocol = LV2_UI_PORT_PROTOCOL_FLOAT;

  3054.                                 else if (std::strcmp(protocol, LV2_UI__peakProtocol) == 0)

  3055.                                     rdfPortNotif->Protocol = LV2_UI_PORT_PROTOCOL_PEAK;

  3056.                             }

  3057.                             else

  3058.                             {

  3059.                                 rdfPortNotif->Protocol = LV2_UI_PORT_PROTOCOL_FLOAT;

  3060.                             }

  3061. 

  3062.                             /**/ if (LilvNode* const symbolNode = lilv_world_get(lv2World.me, portNotifNode,

  3063.                                                                                  lv2World.symbol.me, nullptr))

  3064.                             {

  3065.                                 CARLA_SAFE_ASSERT_CONTINUE(lilv_node_is_string(symbolNode));

  3066. 

  3067.                                 const char* const symbol = lilv_node_as_string(symbolNode);

  3068.                                 CARLA_SAFE_ASSERT_CONTINUE(symbol != nullptr && symbol[0] != '\0');

  3069. 

  3070.                                 rdfPortNotif->Symbol = carla_strdup(symbol);

  3071. 

  3072.                                 lilv_node_free(symbolNode);

  3073.                             }

  3074.                             else if (LilvNode* const indexNode = lilv_world_get(lv2World.me, portNotifNode,

  3075.                                                                                 lv2World.ui_portIndex.me, nullptr))

  3076.                             {

  3077.                                 CARLA_SAFE_ASSERT_CONTINUE(lilv_node_is_int(indexNode));

  3078. 

  3079.                                 const int index = lilv_node_as_int(indexNode);

  3080.                                 CARLA_SAFE_ASSERT_CONTINUE(index >= 0);

  3081. 

  3082.                                 rdfPortNotif->Index = static_cast<uint32_t>(index);

  3083. 

  3084.                                 lilv_node_free(indexNode);

  3085.                             }

  3086. 

  3087.                             lilv_node_free(protocolNode);

  3088.                         }

  3089.                     }

  3090. 

  3091.                     lilv_nodes_free(const_cast<LilvNodes*>(portNotifNodes.me));

  3092.                 }

  3093.             }

  3094. 

  3095.             for (; hasMODGui;)

  3096.             {

  3097.                 CARLA_SAFE_ASSERT_BREAK(numUsed == numUIs-1);

  3098. 

  3099.                 LV2_RDF_UI* const rdfUI(&rdfDescriptor->UIs[numUsed++]);

  3100. 

  3101.                 // -------------------------------------------------------

  3102.                 // Set UI Type

  3103. 

  3104.                 rdfUI->Type = LV2_UI_MOD;

  3105. 

  3106.                 // -------------------------------------------------------

  3107.                 // Set UI Information

  3108. 

  3109.                 if (const char* const resDir = lilvPlugin.get_modgui_resources_directory().as_uri())

  3110.                     rdfUI->URI = carla_strdup_free(lilv_file_uri_parse(resDir, nullptr));

  3111. 

  3112.                 if (rdfDescriptor->Bundle != nullptr)

  3113.                     rdfUI->Bundle = carla_strdup(rdfDescriptor->Bundle);

  3114. 

  3115.                 break;

  3116.             }

  3117. 

  3118.             rdfDescriptor->UICount = numUsed;

  3119.         }

  3120. 

  3121.         lilv_nodes_free(const_cast<LilvNodes*>(lilvUIs.me));

  3122.     }

  3123. 

  3124.     return rdfDescriptor;

  3125. }

  3126. 

  3127. // --------------------------------------------------------------------------------------------------------------------

  3128. // Check if we support a plugin port

  3129. 

  3130. static inline

  3131. bool is_lv2_port_supported(const LV2_Property types) noexcept

  3132. {

  3133.     if (LV2_IS_PORT_CONTROL(types))

  3134.         return true;

  3135.     if (LV2_IS_PORT_AUDIO(types))

  3136.         return true;

  3137.     if (LV2_IS_PORT_CV(types))

  3138.         return true;

  3139.     if (LV2_IS_PORT_ATOM_SEQUENCE(types))

  3140.         return true;

  3141.     if (LV2_IS_PORT_EVENT(types))

  3142.         return true;

  3143.     if (LV2_IS_PORT_MIDI_LL(types))

  3144.         return true;

  3145.     return false;

  3146. }

  3147. 

  3148. // --------------------------------------------------------------------------------------------------------------------

  3149. // Check if we support a plugin feature

  3150. 

  3151. static inline

  3152. bool is_lv2_feature_supported(const LV2_URI uri) noexcept

  3153. {

  3154.     CARLA_SAFE_ASSERT_RETURN(uri != nullptr && uri[0] != '\0', false);

  3155. 

  3156.     if (std::strcmp(uri, LV2_BUF_SIZE__boundedBlockLength) == 0)

  3157.         return true;

  3158.     if (std::strcmp(uri, LV2_BUF_SIZE__fixedBlockLength) == 0)

  3159.         return true;

  3160.     if (std::strcmp(uri, LV2_BUF_SIZE__powerOf2BlockLength) == 0)

  3161.         return true;

  3162.     if (std::strcmp(uri, LV2_CORE__hardRTCapable) == 0)

  3163.         return true;

  3164.     if (std::strcmp(uri, LV2_CORE__inPlaceBroken) == 0)

  3165.         return true;

  3166.     if (std::strcmp(uri, LV2_CORE__isLive) == 0)

  3167.         return true;

  3168.     if (std::strcmp(uri, LV2_EVENT_URI) == 0)

  3169.         return true;

  3170.     if (std::strcmp(uri, LV2_INLINEDISPLAY__queue_draw) == 0)

  3171.         return true;

  3172.     if (std::strcmp(uri, LV2_LOG__log) == 0)

  3173.         return true;

  3174.     if (std::strcmp(uri, LV2_OPTIONS__options) == 0)

  3175.         return true;

  3176.     if (std::strcmp(uri, LV2_PROGRAMS__Host) == 0)

  3177.         return true;

  3178.     if (std::strcmp(uri, LV2_RESIZE_PORT__resize) == 0)

  3179.         return true;

  3180.     if (std::strcmp(uri, LV2_RTSAFE_MEMORY_POOL__Pool) == 0)

  3181.         return true;

  3182.     if (std::strcmp(uri, LV2_RTSAFE_MEMORY_POOL_DEPRECATED_URI) == 0)

  3183.         return true;

  3184.     if (std::strcmp(uri, LV2_STATE__freePath) == 0)

  3185.         return true;

  3186.     if (std::strcmp(uri, LV2_STATE__loadDefaultState) == 0)

  3187.         return true;

  3188.     if (std::strcmp(uri, LV2_STATE__makePath) == 0)

  3189.         return true;

  3190.     if (std::strcmp(uri, LV2_STATE__mapPath) == 0)

  3191.         return true;

  3192.     if (std::strcmp(uri, LV2_STATE__threadSafeRestore) == 0)

  3193.         return true;

  3194.     if (std::strcmp(uri, LV2_PORT_PROPS__supportsStrictBounds) == 0)

  3195.         return true;

  3196.     if (std::strcmp(uri, LV2_URI_MAP_URI) == 0)

  3197.         return true;

  3198.     if (std::strcmp(uri, LV2_URID__map) == 0)

  3199.         return true;

  3200.     if (std::strcmp(uri, LV2_URID__unmap) == 0)

  3201.         return true;

  3202.     if (std::strcmp(uri, LV2_WORKER__schedule) == 0)

  3203.         return true;

  3204.     return false;

  3205. }

  3206. 

  3207. // --------------------------------------------------------------------------------------------------------------------

  3208. // Check if we support a plugin or UI feature

  3209. 

  3210. static inline

  3211. bool is_lv2_ui_feature_supported(const LV2_URI uri) noexcept

  3212. {

  3213.     CARLA_SAFE_ASSERT_RETURN(uri != nullptr && uri[0] != '\0', false);

  3214. 

  3215.     if (is_lv2_feature_supported(uri))

  3216.         return true;

  3217. #ifndef BUILD_BRIDGE_UI

  3218.     if (std::strcmp(uri, LV2_DATA_ACCESS_URI) == 0)

  3219.         return true;

  3220.     if (std::strcmp(uri, LV2_INSTANCE_ACCESS_URI) == 0)

  3221.         return true;

  3222. #endif

  3223.     if (std::strcmp(uri, LV2_UI__fixedSize) == 0)

  3224.         return true;

  3225.     if (std::strcmp(uri, LV2_UI__idleInterface) == 0)

  3226.         return true;

  3227.     if (std::strcmp(uri, LV2_UI__makeResident) == 0)

  3228.         return true;

  3229.     if (std::strcmp(uri, LV2_UI__makeSONameResident) == 0)

  3230.         return true;

  3231.     if (std::strcmp(uri, LV2_UI__noUserResize) == 0)

  3232.         return true;

  3233.     if (std::strcmp(uri, LV2_UI__parent) == 0)

  3234.         return true;

  3235.     if (std::strcmp(uri, LV2_UI__portMap) == 0)

  3236.         return true;

  3237.     if (std::strcmp(uri, LV2_UI__portSubscribe) == 0)

  3238.         return true;

  3239.     if (std::strcmp(uri, LV2_UI__requestValue) == 0)

  3240.         return true;

  3241.     if (std::strcmp(uri, LV2_UI__resize) == 0)

  3242.         return true;

  3243.     if (std::strcmp(uri, LV2_UI__touch) == 0)

  3244.         return true;

  3245.     if (std::strcmp(uri, LV2_EXTERNAL_UI__Widget) == 0)

  3246.         return true;

  3247.     if (std::strcmp(uri, LV2_EXTERNAL_UI_DEPRECATED_URI) == 0)

  3248.         return true;

  3249.     return false;

  3250. }

  3251. 

  3252. // --------------------------------------------------------------------------------------------------------------------

  3253. 

  3254. #endif // CARLA_LV2_UTILS_HPP_INCLUDED