Setup mini variant UI, move around more code to accomodate this

Signed-off-by: falkTX <falktx@falktx.com>

dpf

@@ -1 +1 @@
-Subproject commit 564f6519b4bbf1c6cc8791a9adbb377f6cfd4984
+Subproject commit 79948069d581c64bd19bc454234550de88b459a2

plugins/Makefile

@@ -293,6 +293,10 @@ PLUGIN_FILES += Cardinal/src/ImGuiTextEditor.cpp
 PLUGIN_FILES += Cardinal/src/SassyScope.cpp
 PLUGIN_FILES += Cardinal/src/DearImGui.cpp
 PLUGIN_FILES += Cardinal/src/DearImGuiColorTextEditor.cpp
+MINIPLUGIN_FILES += Cardinal/src/ImGuiWidget.cpp
+MINIPLUGIN_FILES += Cardinal/src/ImGuiTextEditor.cpp
+MINIPLUGIN_FILES += Cardinal/src/DearImGui.cpp
+MINIPLUGIN_FILES += Cardinal/src/DearImGuiColorTextEditor.cpp
 endif
 
 ifeq ($(shell $(PKG_CONFIG) --exists fftw3f && echo true),true)
@@ -1290,7 +1294,7 @@ endif
 ifeq ($(NOPLUGINS),true)
 TARGETS = noplugins$(TARGET_SUFFIX).a
 else
-TARGETS = plugins$(TARGET_SUFFIX).a plugins-mini-headless.a
+TARGETS = plugins$(TARGET_SUFFIX).a plugins-mini.a
 endif
 
 all: $(TARGETS)

plugins/plugins-mini.cpp

@@ -189,6 +189,7 @@ void destroyStaticPlugins()
 
 void updateStaticPluginsDarkMode()
 {
+    d_stdout("TODO");
 }
 
 }

src/CardinalCommon.cpp

@@ -38,6 +38,7 @@
 #include <settings.hpp>
 #include <string.hpp>
 #include <system.hpp>
+#include <app/Browser.hpp>
 #include <app/Scene.hpp>
 #include <window/Window.hpp>
 
@@ -65,6 +66,27 @@
 # define HEADLESS
 #endif
 
+#if CARDINAL_VARIANT_FX
+# define CARDINAL_TEMPLATE_NAME "init/fx.vcv"
+#elif CARDINAL_VARIANT_NATIVE
+# define CARDINAL_TEMPLATE_NAME "init/native.vcv"
+#elif CARDINAL_VARIANT_SYNTH
+# define CARDINAL_TEMPLATE_NAME "init/synth.vcv"
+#else
+# define CARDINAL_TEMPLATE_NAME "init/main.vcv"
+#endif
+
+namespace rack {
+namespace asset {
+std::string patchesPath();
+void destroy();
+}
+namespace plugin {
+void initStaticPlugins();
+void destroyStaticPlugins();
+}
+}
+
 const std::string CARDINAL_VERSION = "22.12";
 
 START_NAMESPACE_DISTRHO
@@ -172,6 +194,284 @@ void CardinalPluginContext::writeMidiMessage(const rack::midi::Message& message,
     plugin->writeMidiEvent(event);
 }
 
+// -----------------------------------------------------------------------------------------------------------
+
+#ifdef CARDINAL_INIT_OSC_THREAD
+static void osc_error_handler(int num, const char* msg, const char* path)
+{
+    d_stderr("Cardinal OSC Error: code: %i, msg: \"%s\", path: \"%s\")", num, msg, path);
+}
+
+static int osc_fallback_handler(const char* const path, const char* const types, lo_arg**, int, lo_message, void*)
+{
+    d_stderr("Cardinal OSC unhandled message \"%s\" with types \"%s\"", path, types);
+    return 0;
+}
+
+static int osc_hello_handler(const char*, const char*, lo_arg**, int, const lo_message m, void* const self)
+{
+    d_stdout("osc_hello_handler()");
+    const lo_address source = lo_message_get_source(m);
+    lo_send_from(source, static_cast<Initializer*>(self)->oscServer, LO_TT_IMMEDIATE, "/resp", "ss", "hello", "ok");
+    return 0;
+}
+
+static int osc_load_handler(const char*, const char* types, lo_arg** argv, int argc, const lo_message m, void* const self)
+{
+    d_stdout("osc_load_handler()");
+    DISTRHO_SAFE_ASSERT_RETURN(argc == 1, 0);
+    DISTRHO_SAFE_ASSERT_RETURN(types != nullptr && types[0] == 'b', 0);
+
+    const int32_t size = argv[0]->blob.size;
+    DISTRHO_SAFE_ASSERT_RETURN(size > 4, 0);
+
+    const uint8_t* const blob = (uint8_t*)(&argv[0]->blob.data);
+    DISTRHO_SAFE_ASSERT_RETURN(blob != nullptr, 0);
+
+    bool ok = false;
+
+    if (CardinalBasePlugin* const plugin = static_cast<Initializer*>(self)->oscPlugin)
+    {
+        CardinalPluginContext* const context = plugin->context;
+        std::vector<uint8_t> data(size);
+        std::memcpy(data.data(), blob, size);
+
+        rack::contextSet(context);
+        rack::system::removeRecursively(context->patch->autosavePath);
+        rack::system::createDirectories(context->patch->autosavePath);
+        try {
+            rack::system::unarchiveToDirectory(data, context->patch->autosavePath);
+            context->patch->loadAutosave();
+            ok = true;
+        }
+        catch (rack::Exception& e) {
+            WARN("%s", e.what());
+        }
+        rack::contextSet(nullptr);
+    }
+
+    const lo_address source = lo_message_get_source(m);
+    lo_send_from(source, static_cast<Initializer*>(self)->oscServer,
+                    LO_TT_IMMEDIATE, "/resp", "ss", "load", ok ? "ok" : "fail");
+    return 0;
+}
+
+static int osc_screenshot_handler(const char*, const char* types, lo_arg** argv, int argc, const lo_message m, void* const self)
+{
+    d_stdout("osc_screenshot_handler()");
+    DISTRHO_SAFE_ASSERT_RETURN(argc == 1, 0);
+    DISTRHO_SAFE_ASSERT_RETURN(types != nullptr && types[0] == 'b', 0);
+
+    const int32_t size = argv[0]->blob.size;
+    DISTRHO_SAFE_ASSERT_RETURN(size > 4, 0);
+
+    const uint8_t* const blob = (uint8_t*)(&argv[0]->blob.data);
+    DISTRHO_SAFE_ASSERT_RETURN(blob != nullptr, 0);
+
+    bool ok = false;
+
+    if (CardinalBasePlugin* const plugin = static_cast<Initializer*>(self)->oscPlugin)
+        ok = plugin->updateStateValue("screenshot", String::asBase64(blob, size).buffer());
+
+    const lo_address source = lo_message_get_source(m);
+    lo_send_from(source, static_cast<Initializer*>(self)->oscServer,
+                    LO_TT_IMMEDIATE, "/resp", "ss", "screenshot", ok ? "ok" : "fail");
+    return 0;
+}
+#endif
+
+Initializer::Initializer(const CardinalBasePlugin* const plugin, const CardinalBaseUI* const ui)
+{
+    using namespace rack;
+
+#ifdef DISTRHO_OS_WASM
+    settings::allowCursorLock = true;
+#else
+    settings::allowCursorLock = false;
+#endif
+    settings::autoCheckUpdates = false;
+    settings::autosaveInterval = 0;
+    settings::devMode = true;
+    settings::isPlugin = true;
+    settings::skipLoadOnLaunch = true;
+    settings::showTipsOnLaunch = false;
+    settings::windowPos = math::Vec(0, 0);
+#ifdef HEADLESS
+    settings::headless = true;
+#endif
+
+    // copied from https://community.vcvrack.com/t/16-colour-cable-palette/15951
+    settings::cableColors = {
+        color::fromHexString("#ff5252"),
+        color::fromHexString("#ff9352"),
+        color::fromHexString("#ffd452"),
+        color::fromHexString("#e8ff52"),
+        color::fromHexString("#a8ff52"),
+        color::fromHexString("#67ff52"),
+        color::fromHexString("#52ff7d"),
+        color::fromHexString("#52ffbe"),
+        color::fromHexString("#52ffff"),
+        color::fromHexString("#52beff"),
+        color::fromHexString("#527dff"),
+        color::fromHexString("#6752ff"),
+        color::fromHexString("#a852ff"),
+        color::fromHexString("#e952ff"),
+        color::fromHexString("#ff52d4"),
+        color::fromHexString("#ff5293"),
+    };
+
+    system::init();
+    logger::init();
+    random::init();
+    ui::init();
+
+    if (asset::systemDir.empty())
+    {
+        if (const char* const bundlePath = (plugin != nullptr ? plugin->getBundlePath() :
+                                            ui != nullptr ? ui->getBundlePath() : nullptr))
+        {
+            if (const char* const resourcePath = getResourcePath(bundlePath))
+            {
+                asset::systemDir = resourcePath;
+                asset::bundlePath = system::join(asset::systemDir, "PluginManifests");
+            }
+        }
+
+        if (asset::systemDir.empty() || ! system::exists(asset::systemDir) || ! system::exists(asset::bundlePath))
+        {
+           #ifdef CARDINAL_PLUGIN_SOURCE_DIR
+            // Make system dir point to source code location as fallback
+            asset::systemDir = CARDINAL_PLUGIN_SOURCE_DIR DISTRHO_OS_SEP_STR "Rack";
+            asset::bundlePath.clear();
+
+            // If source code dir does not exist use install target prefix as system dir
+            if (!system::exists(system::join(asset::systemDir, "res")))
+           #endif
+            {
+                #if defined(DISTRHO_OS_WASM)
+                asset::systemDir = "/resources";
+                #elif defined(ARCH_MAC)
+                asset::systemDir = "/Library/Application Support/Cardinal";
+                #elif defined(ARCH_WIN)
+                const std::string commonprogfiles = getSpecialPath(kSpecialPathCommonProgramFiles);
+                if (! commonprogfiles.empty())
+                    asset::systemDir = system::join(commonprogfiles, "Cardinal");
+                #else
+                asset::systemDir = CARDINAL_PLUGIN_PREFIX "/share/cardinal";
+                #endif
+
+                asset::bundlePath = system::join(asset::systemDir, "PluginManifests");
+            }
+        }
+
+        asset::userDir = asset::systemDir;
+    }
+
+    const std::string patchesPath = asset::patchesPath();
+   #ifdef DISTRHO_OS_WASM
+    templatePath = system::join(patchesPath, CARDINAL_WASM_WELCOME_TEMPLATE_FILENAME);
+   #else
+    templatePath = system::join(patchesPath, CARDINAL_TEMPLATE_NAME);
+   #endif
+    factoryTemplatePath = system::join(patchesPath, CARDINAL_TEMPLATE_NAME);
+
+    // Log environment
+    INFO("%s %s %s, compatible with Rack version %s", APP_NAME.c_str(), APP_EDITION.c_str(), CARDINAL_VERSION.c_str(), APP_VERSION.c_str());
+    INFO("%s", system::getOperatingSystemInfo().c_str());
+    INFO("Binary filename: %s", getBinaryFilename());
+    if (plugin != nullptr) {
+        INFO("Bundle path: %s", plugin->getBundlePath());
+    } else if (ui != nullptr) {
+        INFO("Bundle path: %s", ui->getBundlePath());
+    }
+    INFO("System directory: %s", asset::systemDir.c_str());
+    INFO("User directory: %s", asset::userDir.c_str());
+    INFO("Template patch: %s", templatePath.c_str());
+    INFO("System template patch: %s", factoryTemplatePath.c_str());
+
+    // Report to user if something is wrong with the installation
+    if (asset::systemDir.empty())
+    {
+        d_stderr2("Failed to locate Cardinal plugin bundle.\n"
+                    "Install Cardinal with its bundle folder intact and try again.");
+    }
+    else if (! system::exists(asset::systemDir))
+    {
+        d_stderr2("System directory \"%s\" does not exist.\n"
+                    "Make sure Cardinal was downloaded and installed correctly.", asset::systemDir.c_str());
+    }
+
+    INFO("Initializing plugins");
+    plugin::initStaticPlugins();
+
+    INFO("Initializing plugin browser DB");
+    app::browserInit();
+
+#ifdef CARDINAL_INIT_OSC_THREAD
+    INFO("Initializing OSC Remote control");
+    oscServer = lo_server_new_with_proto(REMOTE_HOST_PORT, LO_UDP, osc_error_handler);
+    DISTRHO_SAFE_ASSERT_RETURN(oscServer != nullptr,);
+
+    lo_server_add_method(oscServer, "/hello", "", osc_hello_handler, this);
+    lo_server_add_method(oscServer, "/load", "b", osc_load_handler, this);
+    lo_server_add_method(oscServer, "/screenshot", "b", osc_screenshot_handler, this);
+    lo_server_add_method(oscServer, nullptr, nullptr, osc_fallback_handler, nullptr);
+
+    startThread();
+#else
+    INFO("OSC Remote control is not enabled in this build");
+#endif
+}
+
+Initializer::~Initializer()
+{
+    using namespace rack;
+
+#ifdef CARDINAL_INIT_OSC_THREAD
+    if (oscServer != nullptr)
+    {
+        stopThread(5000);
+        lo_server_del_method(oscServer, nullptr, nullptr);
+        lo_server_free(oscServer);
+        oscServer = nullptr;
+    }
+#endif
+
+    INFO("Clearing asset paths");
+    asset::bundlePath.clear();
+    asset::systemDir.clear();
+    asset::userDir.clear();
+
+    INFO("Destroying plugins");
+    plugin::destroyStaticPlugins();
+
+    INFO("Destroying colourized assets");
+    asset::destroy();
+
+    INFO("Destroying settings");
+    settings::destroy();
+
+    INFO("Destroying logger");
+    logger::destroy();
+}
+
+#ifdef CARDINAL_INIT_OSC_THREAD
+void Initializer::run()
+{
+    INFO("OSC Thread Listening for remote commands");
+
+    while (! shouldThreadExit())
+    {
+        d_msleep(200);
+        while (lo_server_recv_noblock(oscServer, 0) != 0) {}
+    }
+
+    INFO("OSC Thread Closed");
+}
+#endif
+
+// --------------------------------------------------------------------------------------------------------------------
+
 END_NAMESPACE_DISTRHO
 
 // --------------------------------------------------------------------------------------------------------------------

src/CardinalCommon.hpp

@@ -15,14 +15,17 @@
  * For a full copy of the GNU General Public License see the LICENSE file.
  */
 
-#include <string>
-
 #pragma once
 
+#include "DistrhoUtils.hpp"
+
+#include <string>
+
 #ifdef HAVE_LIBLO
 // # define REMOTE_HOST "localhost"
 # define REMOTE_HOST "192.168.51.1"
 # define REMOTE_HOST_PORT "2228"
+# include "extra/Thread.hpp"
 #endif
 
 #ifdef DISTRHO_OS_WASM
@@ -35,6 +38,8 @@
 
 extern const std::string CARDINAL_VERSION;
 
+// -----------------------------------------------------------------------------------------------------------
+
 namespace rack {
 
 namespace ui {
@@ -65,6 +70,8 @@ extern char* patchStorageSlug;
 
 } // namespace rack
 
+// -----------------------------------------------------------------------------------------------------------
+
 namespace patchUtils {
 
 void loadDialog();
@@ -86,3 +93,37 @@ void deployToRemote();
 void sendScreenshotToRemote(const char* screenshot);
 
 } // namespace patchUtils
+
+// -----------------------------------------------------------------------------------------------------------
+
+#if defined(HAVE_LIBLO) && defined(HEADLESS) && DISTRHO_PLUGIN_WANT_DIRECT_ACCESS
+# define CARDINAL_INIT_OSC_THREAD
+#endif
+
+START_NAMESPACE_DISTRHO
+
+class CardinalBasePlugin;
+class CardinalBaseUI;
+
+struct Initializer
+#ifdef CARDINAL_INIT_OSC_THREAD
+    : public Thread
+#endif
+{
+#ifdef CARDINAL_INIT_OSC_THREAD
+    lo_server oscServer = nullptr;
+    CardinalBasePlugin* oscPlugin = nullptr;
+#endif
+    std::string templatePath;
+    std::string factoryTemplatePath;
+
+    Initializer(const CardinalBasePlugin* plugin, const CardinalBaseUI* ui);
+    ~Initializer();
+#ifdef CARDINAL_INIT_OSC_THREAD
+    void run() override;
+#endif
+};
+
+END_NAMESPACE_DISTRHO
+
+// -----------------------------------------------------------------------------------------------------------

src/CardinalMini/DistrhoPluginInfo.h

@@ -31,8 +31,8 @@
 #define DISTRHO_PLUGIN_URI     "https://distrho.kx.studio/plugins/cardinal#mini"
 #define DISTRHO_PLUGIN_CLAP_ID "studio.kx.distrho.cardinal#mini"
 
-#define DISTRHO_PLUGIN_NAME  "Cardinal FX"
-#define DISTRHO_PLUGIN_LABEL "CardinalFX"
+#define DISTRHO_PLUGIN_NAME  "Cardinal Mini"
+#define DISTRHO_PLUGIN_LABEL "CardinalMini"
 
 #define DISTRHO_PLUGIN_HAS_UI             1
 #define DISTRHO_PLUGIN_WANT_DIRECT_ACCESS 0

src/CardinalPlugin.cpp

@@ -15,7 +15,6 @@
  * For a full copy of the GNU General Public License see the LICENSE file.
  */
 
-#include <asset.hpp>
 #include <library.hpp>
 #include <midi.hpp>
 #include <patch.hpp>
@@ -24,7 +23,6 @@
 #include <settings.hpp>
 #include <system.hpp>
 
-#include <app/Browser.hpp>
 #include <app/Scene.hpp>
 #include <engine/Engine.hpp>
 #include <ui/common.hpp>
@@ -52,16 +50,6 @@
 # include "extra/SharedResourcePointer.hpp"
 #endif
 
-#if CARDINAL_VARIANT_FX
-# define CARDINAL_TEMPLATE_NAME "init/fx.vcv"
-#elif CARDINAL_VARIANT_NATIVE
-# define CARDINAL_TEMPLATE_NAME "init/native.vcv"
-#elif CARDINAL_VARIANT_SYNTH
-# define CARDINAL_TEMPLATE_NAME "init/synth.vcv"
-#else
-# define CARDINAL_TEMPLATE_NAME "init/main.vcv"
-#endif
-
 static const constexpr uint kCardinalStateBaseCount = 3; // patch, screenshot, comment
 
 #ifndef HEADLESS
@@ -76,17 +64,9 @@ static const constexpr uint kCardinalStateCount = kCardinalStateBaseCount;
 extern const std::string CARDINAL_VERSION;
 
 namespace rack {
-namespace asset {
-std::string patchesPath();
-void destroy();
-}
 namespace engine {
 void Engine_setAboutToClose(Engine*);
 }
-namespace plugin {
-void initStaticPlugins();
-void destroyStaticPlugins();
-}
 }
 
 START_NAMESPACE_DISTRHO
@@ -98,6 +78,10 @@ bool d_isDiffHigherThanLimit(const T& v1, const T& v2, const T& limit)
     return v1 != v2 ? (v1 > v2 ? v1 - v2 : v2 - v1) > limit : false;
 }
 
+#if ! DISTRHO_PLUGIN_WANT_DIRECT_ACCESS
+const char* UI::getBundlePath() const noexcept { return nullptr; }
+#endif
+
 // -----------------------------------------------------------------------------------------------------------
 
 #ifdef DISTRHO_OS_WASM
@@ -143,288 +127,6 @@ static char* getPatchStorageSlug() {
 
 // -----------------------------------------------------------------------------------------------------------
 
-struct Initializer
-#if defined(HAVE_LIBLO) && defined(HEADLESS)
-: public Thread
-#endif
-{
-#if defined(HAVE_LIBLO) && defined(HEADLESS)
-    lo_server oscServer = nullptr;
-    CardinalBasePlugin* oscPlugin = nullptr;
-#endif
-    std::string templatePath;
-    std::string factoryTemplatePath;
-
-    Initializer(const CardinalBasePlugin* const plugin)
-    {
-        using namespace rack;
-
-#ifdef DISTRHO_OS_WASM
-        settings::allowCursorLock = true;
-#else
-        settings::allowCursorLock = false;
-#endif
-        settings::autoCheckUpdates = false;
-        settings::autosaveInterval = 0;
-        settings::devMode = true;
-        settings::isPlugin = true;
-        settings::skipLoadOnLaunch = true;
-        settings::showTipsOnLaunch = false;
-        settings::windowPos = math::Vec(0, 0);
-#ifdef HEADLESS
-        settings::headless = true;
-#endif
-
-        // copied from https://community.vcvrack.com/t/16-colour-cable-palette/15951
-        settings::cableColors = {
-            color::fromHexString("#ff5252"),
-            color::fromHexString("#ff9352"),
-            color::fromHexString("#ffd452"),
-            color::fromHexString("#e8ff52"),
-            color::fromHexString("#a8ff52"),
-            color::fromHexString("#67ff52"),
-            color::fromHexString("#52ff7d"),
-            color::fromHexString("#52ffbe"),
-            color::fromHexString("#52ffff"),
-            color::fromHexString("#52beff"),
-            color::fromHexString("#527dff"),
-            color::fromHexString("#6752ff"),
-            color::fromHexString("#a852ff"),
-            color::fromHexString("#e952ff"),
-            color::fromHexString("#ff52d4"),
-            color::fromHexString("#ff5293"),
-        };
-
-        system::init();
-        logger::init();
-        random::init();
-        ui::init();
-
-        if (asset::systemDir.empty())
-        {
-            if (const char* const bundlePath = plugin->getBundlePath())
-            {
-                if (const char* const resourcePath = getResourcePath(bundlePath))
-                {
-                    asset::systemDir = resourcePath;
-                    asset::bundlePath = system::join(asset::systemDir, "PluginManifests");
-                }
-            }
-
-            if (asset::systemDir.empty() || ! system::exists(asset::systemDir) || ! system::exists(asset::bundlePath))
-            {
-               #ifdef CARDINAL_PLUGIN_SOURCE_DIR
-                // Make system dir point to source code location as fallback
-                asset::systemDir = CARDINAL_PLUGIN_SOURCE_DIR DISTRHO_OS_SEP_STR "Rack";
-                asset::bundlePath.clear();
-
-                // If source code dir does not exist use install target prefix as system dir
-                if (!system::exists(system::join(asset::systemDir, "res")))
-               #endif
-                {
-                   #if defined(DISTRHO_OS_WASM)
-                    asset::systemDir = "/resources";
-                   #elif defined(ARCH_MAC)
-                    asset::systemDir = "/Library/Application Support/Cardinal";
-                   #elif defined(ARCH_WIN)
-                    const std::string commonprogfiles = getSpecialPath(kSpecialPathCommonProgramFiles);
-                    if (! commonprogfiles.empty())
-                        asset::systemDir = system::join(commonprogfiles, "Cardinal");
-                   #else
-                    asset::systemDir = CARDINAL_PLUGIN_PREFIX "/share/cardinal";
-                   #endif
-
-                    asset::bundlePath = system::join(asset::systemDir, "PluginManifests");
-                }
-            }
-
-            asset::userDir = asset::systemDir;
-        }
-
-        const std::string patchesPath = asset::patchesPath();
-       #ifdef DISTRHO_OS_WASM
-        templatePath = system::join(patchesPath, CARDINAL_WASM_WELCOME_TEMPLATE_FILENAME);
-       #else
-        templatePath = system::join(patchesPath, CARDINAL_TEMPLATE_NAME);
-       #endif
-        factoryTemplatePath = system::join(patchesPath, CARDINAL_TEMPLATE_NAME);
-
-        // Log environment
-        INFO("%s %s %s, compatible with Rack version %s", APP_NAME.c_str(), APP_EDITION.c_str(), CARDINAL_VERSION.c_str(), APP_VERSION.c_str());
-        INFO("%s", system::getOperatingSystemInfo().c_str());
-        INFO("Binary filename: %s", getBinaryFilename());
-        INFO("Bundle path: %s", plugin->getBundlePath());
-        INFO("System directory: %s", asset::systemDir.c_str());
-        INFO("User directory: %s", asset::userDir.c_str());
-        INFO("Template patch: %s", templatePath.c_str());
-        INFO("System template patch: %s", factoryTemplatePath.c_str());
-
-        // Report to user if something is wrong with the installation
-        if (asset::systemDir.empty())
-        {
-            d_stderr2("Failed to locate Cardinal plugin bundle.\n"
-                      "Install Cardinal with its bundle folder intact and try again.");
-        }
-        else if (! system::exists(asset::systemDir))
-        {
-            d_stderr2("System directory \"%s\" does not exist.\n"
-                      "Make sure Cardinal was downloaded and installed correctly.", asset::systemDir.c_str());
-        }
-
-        INFO("Initializing plugins");
-        plugin::initStaticPlugins();
-
-        INFO("Initializing plugin browser DB");
-        app::browserInit();
-
-#if defined(HAVE_LIBLO) && defined(HEADLESS)
-        INFO("Initializing OSC Remote control");
-        oscServer = lo_server_new_with_proto(REMOTE_HOST_PORT, LO_UDP, osc_error_handler);
-        DISTRHO_SAFE_ASSERT_RETURN(oscServer != nullptr,);
-
-        lo_server_add_method(oscServer, "/hello", "", osc_hello_handler, this);
-        lo_server_add_method(oscServer, "/load", "b", osc_load_handler, this);
-        lo_server_add_method(oscServer, "/screenshot", "b", osc_screenshot_handler, this);
-        lo_server_add_method(oscServer, nullptr, nullptr, osc_fallback_handler, nullptr);
-
-        startThread();
-#elif defined(HEADLESS)
-        INFO("OSC Remote control is not enabled in this build");
-#endif
-    }
-
-    ~Initializer()
-    {
-        using namespace rack;
-
-#if defined(HAVE_LIBLO) && defined(HEADLESS)
-        if (oscServer != nullptr)
-        {
-            stopThread(5000);
-            lo_server_del_method(oscServer, nullptr, nullptr);
-            lo_server_free(oscServer);
-            oscServer = nullptr;
-        }
-#endif
-
-        INFO("Clearing asset paths");
-        asset::bundlePath.clear();
-        asset::systemDir.clear();
-        asset::userDir.clear();
-
-        INFO("Destroying plugins");
-        plugin::destroyStaticPlugins();
-
-        INFO("Destroying colourized assets");
-        asset::destroy();
-
-        INFO("Destroying settings");
-        settings::destroy();
-
-        INFO("Destroying logger");
-        logger::destroy();
-    }
-
-#if defined(HAVE_LIBLO) && defined(HEADLESS)
-    void run() override
-    {
-        INFO("OSC Thread Listening for remote commands");
-
-        while (! shouldThreadExit())
-        {
-            d_msleep(200);
-            while (lo_server_recv_noblock(oscServer, 0) != 0) {}
-        }
-
-        INFO("OSC Thread Closed");
-    }
-
-    static void osc_error_handler(int num, const char* msg, const char* path)
-    {
-        d_stderr("Cardinal OSC Error: code: %i, msg: \"%s\", path: \"%s\")", num, msg, path);
-    }
-
-    static int osc_fallback_handler(const char* const path, const char* const types, lo_arg**, int, lo_message, void*)
-    {
-        d_stderr("Cardinal OSC unhandled message \"%s\" with types \"%s\"", path, types);
-        return 0;
-    }
-
-    static int osc_hello_handler(const char*, const char*, lo_arg**, int, const lo_message m, void* const self)
-    {
-        d_stdout("osc_hello_handler()");
-        const lo_address source = lo_message_get_source(m);
-        lo_send_from(source, static_cast<Initializer*>(self)->oscServer, LO_TT_IMMEDIATE, "/resp", "ss", "hello", "ok");
-        return 0;
-    }
-
-    static int osc_load_handler(const char*, const char* types, lo_arg** argv, int argc, const lo_message m, void* const self)
-    {
-        d_stdout("osc_load_handler()");
-        DISTRHO_SAFE_ASSERT_RETURN(argc == 1, 0);
-        DISTRHO_SAFE_ASSERT_RETURN(types != nullptr && types[0] == 'b', 0);
-
-        const int32_t size = argv[0]->blob.size;
-        DISTRHO_SAFE_ASSERT_RETURN(size > 4, 0);
-
-        const uint8_t* const blob = (uint8_t*)(&argv[0]->blob.data);
-        DISTRHO_SAFE_ASSERT_RETURN(blob != nullptr, 0);
-
-        bool ok = false;
-
-        if (CardinalBasePlugin* const plugin = static_cast<Initializer*>(self)->oscPlugin)
-        {
-            CardinalPluginContext* const context = plugin->context;
-            std::vector<uint8_t> data(size);
-            std::memcpy(data.data(), blob, size);
-
-            rack::contextSet(context);
-            rack::system::removeRecursively(context->patch->autosavePath);
-            rack::system::createDirectories(context->patch->autosavePath);
-            try {
-                rack::system::unarchiveToDirectory(data, context->patch->autosavePath);
-                context->patch->loadAutosave();
-                ok = true;
-            }
-            catch (rack::Exception& e) {
-                WARN("%s", e.what());
-            }
-            rack::contextSet(nullptr);
-        }
-
-        const lo_address source = lo_message_get_source(m);
-        lo_send_from(source, static_cast<Initializer*>(self)->oscServer,
-                     LO_TT_IMMEDIATE, "/resp", "ss", "load", ok ? "ok" : "fail");
-        return 0;
-    }
-
-    static int osc_screenshot_handler(const char*, const char* types, lo_arg** argv, int argc, const lo_message m, void* const self)
-    {
-        d_stdout("osc_screenshot_handler()");
-        DISTRHO_SAFE_ASSERT_RETURN(argc == 1, 0);
-        DISTRHO_SAFE_ASSERT_RETURN(types != nullptr && types[0] == 'b', 0);
-
-        const int32_t size = argv[0]->blob.size;
-        DISTRHO_SAFE_ASSERT_RETURN(size > 4, 0);
-
-        const uint8_t* const blob = (uint8_t*)(&argv[0]->blob.data);
-        DISTRHO_SAFE_ASSERT_RETURN(blob != nullptr, 0);
-
-        bool ok = false;
-
-        if (CardinalBasePlugin* const plugin = static_cast<Initializer*>(self)->oscPlugin)
-            ok = plugin->updateStateValue("screenshot", String::asBase64(blob, size).buffer());
-
-        const lo_address source = lo_message_get_source(m);
-        lo_send_from(source, static_cast<Initializer*>(self)->oscServer,
-                     LO_TT_IMMEDIATE, "/resp", "ss", "screenshot", ok ? "ok" : "fail");
-        return 0;
-    }
-#endif
-};
-
-// -----------------------------------------------------------------------------------------------------------
-
 struct ScopedContext {
     ScopedContext(const CardinalBasePlugin* const plugin)
     {
@@ -479,9 +181,9 @@ public:
     CardinalPlugin()
         : CardinalBasePlugin(kModuleParameters + kWindowParameterCount + 1, 0, kCardinalStateCount),
          #ifdef DISTRHO_OS_WASM
-          fInitializer(new Initializer(this)),
+          fInitializer(new Initializer(this, static_cast<const CardinalBaseUI*>(nullptr))),
          #else
-          fInitializer(this),
+          fInitializer(this, static_cast<const CardinalBaseUI*>(nullptr)),
          #endif
          #if DISTRHO_PLUGIN_NUM_INPUTS != 0
           fAudioBufferCopy(nullptr),
@@ -571,14 +273,14 @@ public:
             context->patch->templatePath = context->patch->factoryTemplatePath;
         }
 
-       #if defined(HAVE_LIBLO) && defined(HEADLESS)
+       #ifdef CARDINAL_INIT_OSC_THREAD
         fInitializer->oscPlugin = this;
        #endif
     }
 
     ~CardinalPlugin() override
     {
-       #if defined(HAVE_LIBLO) && defined(HEADLESS)
+       #ifdef CARDINAL_INIT_OSC_THREAD
         fInitializer->oscPlugin = nullptr;
        #endif
 

src/CardinalUI.cpp

@@ -39,7 +39,6 @@
 # include <ui/Label.hpp>
 # include <ui/MenuOverlay.hpp>
 # include <ui/SequentialLayout.hpp>
-# include "CardinalCommon.hpp"
 # include <emscripten/emscripten.h>
 #endif
 
@@ -47,15 +46,27 @@
 # undef DEBUG
 #endif
 
-#include <Application.hpp>
+#include "Application.hpp"
 #include "AsyncDialog.hpp"
+#include "CardinalCommon.hpp"
 #include "PluginContext.hpp"
 #include "WindowParameters.hpp"
 
+#ifndef DISTRHO_OS_WASM
+# include "extra/SharedResourcePointer.hpp"
+#endif
+
+#ifndef HEADLESS
+# include "extra/ScopedValueSetter.hpp"
+#endif
+
 namespace rack {
 namespace app {
     widget::Widget* createMenuBar(bool isStandalone);
 }
+namespace engine {
+void Engine_setAboutToClose(Engine*);
+}
 namespace window {
     void WindowSetPluginUI(Window* window, DISTRHO_NAMESPACE::UI* ui);
     void WindowSetMods(Window* window, int mods);
@@ -65,7 +76,14 @@ namespace window {
 
 START_NAMESPACE_DISTRHO
 
-// -----------------------------------------------------------------------------------------------------------
+// --------------------------------------------------------------------------------------------------------------------
+
+#if ! DISTRHO_PLUGIN_WANT_DIRECT_ACCESS
+const char* Plugin::getBundlePath() const noexcept { return nullptr; }
+bool Plugin::writeMidiEvent(const MidiEvent&) noexcept { return false; }
+#endif
+
+// --------------------------------------------------------------------------------------------------------------------
 
 #ifdef DISTRHO_OS_WASM
 struct WasmWelcomeDialog : rack::widget::OpaqueWidget
@@ -268,6 +286,15 @@ static void downloadRemotePatchSucceeded(const char* const filename)
 class CardinalUI : public CardinalBaseUI,
                    public WindowParametersCallback
 {
+  #if ! DISTRHO_PLUGIN_WANT_DIRECT_ACCESS
+   #ifdef DISTRHO_OS_WASM
+    ScopedPointer<Initializer> fInitializer;
+   #else
+    SharedResourcePointer<Initializer> fInitializer;
+   #endif
+    std::string fAutosavePath;
+  #endif
+
     rack::math::Vec lastMousePos;
     WindowParameters windowParameters;
     int rateLimitStep = 0;
@@ -305,8 +332,65 @@ class CardinalUI : public CardinalBaseUI,
 
 public:
     CardinalUI()
-        : CardinalBaseUI(DISTRHO_UI_DEFAULT_WIDTH, DISTRHO_UI_DEFAULT_HEIGHT)
+        : CardinalBaseUI(DISTRHO_UI_DEFAULT_WIDTH, DISTRHO_UI_DEFAULT_HEIGHT),
+        #if ! DISTRHO_PLUGIN_WANT_DIRECT_ACCESS
+         #ifdef DISTRHO_OS_WASM
+          fInitializer(new Initializer(static_cast<const CardinalBasePlugin*>(nullptr), this)),
+         #else
+          fInitializer(static_cast<const CardinalBasePlugin*>(nullptr), this),
+         #endif
+        #endif
+          lastMousePos()
     {
+        rack::contextSet(context);
+
+       #if ! DISTRHO_PLUGIN_WANT_DIRECT_ACCESS
+        // create unique temporary path for this instance
+        try {
+            char uidBuf[24];
+            const std::string tmp = rack::system::getTempDirectory();
+
+            for (int i=1;; ++i)
+            {
+                std::snprintf(uidBuf, sizeof(uidBuf), "Cardinal.%04d", i);
+                const std::string trypath = rack::system::join(tmp, uidBuf);
+
+                if (! rack::system::exists(trypath))
+                {
+                    if (rack::system::createDirectories(trypath))
+                        fAutosavePath = trypath;
+                    break;
+                }
+            }
+        } DISTRHO_SAFE_EXCEPTION("create unique temporary path");
+
+        const float sampleRate = getSampleRate();
+        rack::settings::sampleRate = sampleRate;
+
+        context->bufferSize = 128;
+        context->sampleRate = sampleRate;
+
+        context->engine = new rack::engine::Engine;
+        context->engine->setSampleRate(sampleRate);
+
+        context->history = new rack::history::State;
+        context->patch = new rack::patch::Manager;
+        context->patch->autosavePath = fAutosavePath;
+        context->patch->templatePath = fInitializer->templatePath;
+        context->patch->factoryTemplatePath = fInitializer->factoryTemplatePath;
+
+        context->event = new rack::widget::EventState;
+        context->scene = new rack::app::Scene;
+        context->event->rootWidget = context->scene;
+
+        context->window = new rack::window::Window;
+
+        context->patch->loadTemplate();
+        context->scene->rackScroll->reset();
+        // swap to factory template after first load
+        context->patch->templatePath = context->patch->factoryTemplatePath;
+       #endif
+
         Window& window(getWindow());
 
         window.setIgnoringKeyRepeat(true);
@@ -319,8 +403,6 @@ public:
         if (scaleFactor != 1.0)
             setSize(DISTRHO_UI_DEFAULT_WIDTH * scaleFactor, DISTRHO_UI_DEFAULT_HEIGHT * scaleFactor);
 
-        rack::contextSet(context);
-
         rack::window::WindowSetPluginUI(context->window, this);
 
         if (rack::widget::Widget* const menuBar = context->scene->menuBar)
@@ -408,6 +490,23 @@ public:
 
         rack::window::WindowSetPluginUI(context->window, nullptr);
 
+       #if ! DISTRHO_PLUGIN_WANT_DIRECT_ACCESS
+        {
+            const ScopedContext sc(this);
+            context->patch->clear();
+
+            // do a little dance to prevent context scene deletion from saving to temp dir
+           #ifndef HEADLESS
+            const ScopedValueSetter<bool> svs(rack::settings::headless, true);
+           #endif
+            Engine_setAboutToClose(context->engine);
+            delete context;
+        }
+
+        if (! fAutosavePath.empty())
+            rack::system::removeRecursively(fAutosavePath);
+       #endif
+
         rack::contextSet(nullptr);
     }
 

src/Makefile.cardinal.mk

@@ -201,8 +201,10 @@ endif
 # --------------------------------------------------------------
 # Setup resources
 
-CORE_RESOURCES  = patches
-CORE_RESOURCES += $(subst ../Rack/res/,,$(wildcard ../Rack/res/ComponentLibrary/*.svg ../Rack/res/fonts/*.ttf))
+CORE_RESOURCES  = $(subst ../Rack/res/,,$(wildcard ../Rack/res/ComponentLibrary/*.svg ../Rack/res/fonts/*.ttf))
+# ifneq ($(CARDINAL_VARIANT),mini)
+CORE_RESOURCES += patches
+# endif
 
 LV2_RESOURCES   = $(CORE_RESOURCES:%=$(TARGET_DIR)/$(NAME).lv2/resources/%)
 VST3_RESOURCES  = $(CORE_RESOURCES:%=$(TARGET_DIR)/$(NAME).vst3/Contents/Resources/%)
@@ -243,15 +245,19 @@ endif
 # --------------------------------------------------------------
 # mini variant UI
 
-# ifeq ($(CARDINAL_VARIANT),mini)
-# ifneq ($(HEADLESS)$(MOD_BUILD),true)
-# FILES_UI  = CardinalUI.cpp
-# FILES_UI += glfw.cpp
-# FILES_UI += Window.cpp
-# EXTRA_UI_DEPENDENCIES = $(subst -headless,,$(EXTRA_DSP_DEPENDENCIES))
-# EXTRA_UI_LIBS = $(subst -headless,,$(EXTRA_DSP_LIBS))
-# endif
-# endif
+ifeq ($(CARDINAL_VARIANT),mini)
+ifneq ($(HEADLESS)$(MOD_BUILD),true)
+FILES_UI  = CardinalUI.cpp
+FILES_UI += CardinalCommon.cpp
+FILES_UI += common.cpp
+FILES_UI += glfw.cpp
+FILES_UI += Window.cpp
+EXTRA_UI_DEPENDENCIES = $(subst -headless,,$(EXTRA_DSP_DEPENDENCIES))
+EXTRA_UI_LIBS  = -Wl,--start-group
+EXTRA_UI_LIBS += $(subst -headless,,$(EXTRA_DSP_LIBS))
+EXTRA_UI_LIBS += -Wl,--end-group
+endif
+endif
 
 # --------------------------------------------------------------
 # Do some magic
@@ -467,6 +473,7 @@ endif
 
 all: $(TARGETS)
 lv2: $(LV2_RESOURCES)
+lv2_sep: $(LV2_RESOURCES)
 vst2: $(VST2_RESOURCES)
 vst3: $(VST3_RESOURCES)
 clap: $(CLAP_RESOURCES)

src/PluginContext.hpp

@@ -189,9 +189,6 @@ public:
 
         context->tlw = nullptr;
         context->ui = nullptr;
-       #if !DISTRHO_PLUGIN_WANT_DIRECT_ACCESS
-        delete context;
-       #endif
     }
 };
 #endif

src/extra/SharedResourcePointer.hpp

@@ -107,6 +107,13 @@ public:
         initialise_variant<T>(variant);
     }
 
+    template<class T1, class T2>
+    SharedResourcePointer(const T1* const v1, const T2* const v2)
+      : sharedObject(nullptr)
+    {
+        initialise_variant2<T1, T2>(v1, v2);
+    }
+
     SharedResourcePointer (const SharedResourcePointer&)
       : sharedObject(nullptr)
     {
@@ -179,6 +186,18 @@ private:
         sharedObject = holder.sharedInstance;
     }
 
+    template<class T1, class T2>
+    void initialise_variant2(const T1* const v1, const T2* const v2)
+    {
+        SharedObjectHolder& holder = getSharedObjectHolder();
+        const SpinLock::ScopedLockType sl (holder.lock);
+
+        if (++(holder.refCount) == 1)
+            holder.sharedInstance = new SharedObjectType(v1, v2);
+
+        sharedObject = holder.sharedInstance;
+    }
+
     // There's no need to assign to a SharedResourcePointer because every
     // instance of the class is exactly the same!
     SharedResourcePointer& operator= (const SharedResourcePointer&) = delete;

src/override/Window.cpp

@@ -56,6 +56,7 @@
 #include "Application.hpp"
 #include "extra/String.hpp"
 #include "../CardinalCommon.hpp"
+#include "../PluginContext.hpp"
 #include "../WindowParameters.hpp"
 
 #ifndef DGL_NO_SHARED_RESOURCES
@@ -148,12 +149,14 @@ struct Window::Internal {
 	DGL_NAMESPACE::NanoTopLevelWidget* tlw = nullptr;
 	DISTRHO_NAMESPACE::WindowParameters params;
 	DISTRHO_NAMESPACE::WindowParametersCallback* callback = nullptr;
+#if DISTRHO_PLUGIN_WANT_DIRECT_ACCESS
 	DGL_NAMESPACE::Application hiddenApp;
 	DGL_NAMESPACE::Window hiddenWindow;
 	NVGcontext* r_vg = nullptr;
 	NVGcontext* r_fbVg = nullptr;
 	NVGcontext* o_vg = nullptr;
 	NVGcontext* o_fbVg = nullptr;
+#endif
 
 	math::Vec size = WINDOW_SIZE_MIN;
 
@@ -176,12 +179,16 @@ struct Window::Internal {
 	int fbCount = 0;
 
 	Internal()
+#if DISTRHO_PLUGIN_WANT_DIRECT_ACCESS
 		: hiddenApp(false),
 		  hiddenWindow(hiddenApp)
 	{
 		hiddenWindow.setIgnoringKeyRepeat(true);
 		hiddenApp.idle();
 	}
+#else
+	{}
+#endif
 };
 
 
@@ -203,12 +210,17 @@ static int loadFallbackFont(NVGcontext* const vg)
 Window::Window() {
 	internal = new Internal;
 
-	DGL_NAMESPACE::Window::ScopedGraphicsContext sgc(internal->hiddenWindow);
-
 	// Set up NanoVG
 	const int nvgFlags = NVG_ANTIALIAS;
+
+#if DISTRHO_PLUGIN_WANT_DIRECT_ACCESS
+	DGL_NAMESPACE::Window::ScopedGraphicsContext sgc(internal->hiddenWindow);
 	vg = nvgCreateGL(nvgFlags);
+#else
+	vg = static_cast<CardinalPluginContext*>(APP)->tlw->getContext();
+#endif
 	DISTRHO_SAFE_ASSERT_RETURN(vg != nullptr,);
+
 #ifdef NANOVG_GLES2
 	fbVg = nvgCreateSharedGLES2(vg, nvgFlags);
 #else
@@ -268,6 +280,7 @@ void WindowSetPluginRemote(Window* const window, NanoTopLevelWidget* const tlw)
 		window->internal->tlw = tlw;
 		window->internal->size = rack::math::Vec(tlw->getWidth(), tlw->getHeight());
 
+#if DISTRHO_PLUGIN_WANT_DIRECT_ACCESS
 		// Set up NanoVG
 		window->internal->r_vg = tlw->getContext();
 #ifdef NANOVG_GLES2
@@ -299,6 +312,7 @@ void WindowSetPluginRemote(Window* const window, NanoTopLevelWidget* const tlw)
 			image.second->handle = nvgCreateImage(window->vg, image.second->ofilename.c_str(),
 			                                      NVG_IMAGE_REPEATX | NVG_IMAGE_REPEATY);
 		}
+#endif
 
 		// Init settings
 		WindowParametersRestore(window);
@@ -311,6 +325,7 @@ void WindowSetPluginRemote(Window* const window, NanoTopLevelWidget* const tlw)
 		widget::Widget::ContextDestroyEvent e;
 		APP->scene->onContextDestroy(e);
 
+#if DISTRHO_PLUGIN_WANT_DIRECT_ACCESS
 		// swap contexts
 		window->uiFont->vg = window->internal->o_vg;
 		window->vg = window->internal->o_vg;
@@ -338,6 +353,7 @@ void WindowSetPluginRemote(Window* const window, NanoTopLevelWidget* const tlw)
 		nvgDeleteGLES2(window->internal->r_fbVg);
 #else
 		nvgDeleteGL2(window->internal->r_fbVg);
+#endif
 #endif
 
 		window->internal->tlw = nullptr;
@@ -375,6 +391,7 @@ void WindowSetPluginUI(Window* const window, DISTRHO_NAMESPACE::UI* const ui)
 		window->internal->ui = ui;
 		window->internal->size = rack::math::Vec(ui->getWidth(), ui->getHeight());
 
+#if DISTRHO_PLUGIN_WANT_DIRECT_ACCESS
 		// Set up NanoVG
 		window->internal->r_vg = ui->getContext();
 #ifdef NANOVG_GLES2
@@ -406,6 +423,7 @@ void WindowSetPluginUI(Window* const window, DISTRHO_NAMESPACE::UI* const ui)
 			image.second->handle = nvgCreateImage(window->vg, image.second->ofilename.c_str(),
 			                                      NVG_IMAGE_REPEATX | NVG_IMAGE_REPEATY);
 		}
+#endif
 
 		// Init settings
 		WindowParametersRestore(window);
@@ -418,6 +436,7 @@ void WindowSetPluginUI(Window* const window, DISTRHO_NAMESPACE::UI* const ui)
 		widget::Widget::ContextDestroyEvent e;
 		APP->scene->onContextDestroy(e);
 
+#if DISTRHO_PLUGIN_WANT_DIRECT_ACCESS
 		// swap contexts
 		window->uiFont->vg = window->internal->o_vg;
 		window->vg = window->internal->o_vg;
@@ -445,6 +464,7 @@ void WindowSetPluginUI(Window* const window, DISTRHO_NAMESPACE::UI* const ui)
 		nvgDeleteGLES2(window->internal->r_fbVg);
 #else
 		nvgDeleteGL2(window->internal->r_fbVg);
+#endif
 #endif
 
 		window->internal->tlw = nullptr;
@@ -460,9 +480,11 @@ void WindowSetMods(Window* const window, const int mods)
 
 Window::~Window() {
 	{
+#if DISTRHO_PLUGIN_WANT_DIRECT_ACCESS
 		DGL_NAMESPACE::Window::ScopedGraphicsContext sgc(internal->hiddenWindow);
 		internal->hiddenWindow.close();
 		internal->hiddenApp.idle();
+#endif
 
 		// Fonts and Images in the cache must be deleted before the NanoVG context is deleted
 		internal->fontCache.clear();
@@ -470,12 +492,20 @@ Window::~Window() {
 
 		if (vg != nullptr)
 		{
+#if DISTRHO_PLUGIN_WANT_DIRECT_ACCESS
 #if defined NANOVG_GLES2
 			nvgDeleteGLES2(internal->o_fbVg != nullptr ? internal->o_fbVg : fbVg);
 			nvgDeleteGLES2(internal->o_vg != nullptr ? internal->o_vg : vg);
 #else
 			nvgDeleteGL2(internal->o_fbVg != nullptr ? internal->o_fbVg : fbVg);
 			nvgDeleteGL2(internal->o_vg != nullptr ? internal->o_vg : vg);
+#endif
+#else
+#if defined NANOVG_GLES2
+			nvgDeleteGLES2(fbVg);
+#else
+			nvgDeleteGL2(fbVg);
+#endif
 #endif
 		}
 	}