From 046ea33f4bc148a89da5f2be230b60d7b1fa0218 Mon Sep 17 00:00:00 2001
From: falkTX <falktx@falktx.com>
Date: Sun, 12 Jul 2020 02:30:56 +0100
Subject: [PATCH] Add test code to replace sfz files with lv2 sfizz (disabled
 for now)

Signed-off-by: falkTX <falktx@falktx.com>
---
 source/backend/engine/CarlaEngine.cpp    | 83 ++++++++++++++++++++++++
 source/backend/plugin/CarlaPluginLV2.cpp |  3 +-
 2 files changed, 84 insertions(+), 2 deletions(-)

diff --git a/source/backend/engine/CarlaEngine.cpp b/source/backend/engine/CarlaEngine.cpp
index 10806d793..6b8b6e11f 100644
--- a/source/backend/engine/CarlaEngine.cpp
+++ b/source/backend/engine/CarlaEngine.cpp
@@ -58,6 +58,8 @@ using water::StringArray;
 using water::XmlDocument;
 using water::XmlElement;
 
+// #define SFZ_FILES_USING_SFIZZ
+
 CARLA_BACKEND_START_NAMESPACE
 
 // -----------------------------------------------------------------------
@@ -645,7 +647,23 @@ bool CarlaEngine::addPlugin(const BinaryType btype,
             break;
 
         case PLUGIN_SFZ:
+# ifdef SFZ_FILES_USING_SFIZZ
+            {
+                CarlaPlugin::Initializer sfizzInitializer = {
+                    this,
+                    id,
+                    "",
+                    name,
+                    "http://sfztools.github.io/sfizz",
+                    0,
+                    options
+                };
+
+                plugin = CarlaPlugin::newLV2(sfizzInitializer);
+            }
+# else
             plugin = CarlaPlugin::newSFZero(initializer);
+# endif
             break;
 
         case PLUGIN_JACK:
@@ -669,6 +687,17 @@ bool CarlaEngine::addPlugin(const BinaryType btype,
 
     plugin->reload();
 
+#ifdef SFZ_FILES_USING_SFIZZ
+    if (ptype == PLUGIN_SFZ && plugin->getType() == PLUGIN_LV2)
+    {
+        plugin->setCustomData(LV2_ATOM__Path,
+                              "http://sfztools.github.io/sfizz:sfzfile",
+                              filename,
+                              false);
+        plugin->restoreLV2State();
+    }
+#endif
+
     bool canRun = true;
 
     /**/ if (pData->options.processMode == ENGINE_PROCESS_MODE_CONTINUOUS_RACK)
@@ -2775,6 +2804,60 @@ bool CarlaEngine::loadProjectInternal(water::XmlDocument& xmlDoc, const bool alw
                 callback(true, true, ENGINE_CALLBACK_IDLE, 0, 0, 0, 0, 0.0f, nullptr);
                 continue;
             }
+# ifdef SFZ_FILES_USING_SFIZZ
+            if (std::strcmp(stateSave.type, "SFZ") == 0)
+            {
+                if (addPlugin(PLUGIN_LV2, "", stateSave.name, "http://sfztools.github.io/sfizz", 0, nullptr))
+                {
+                    const uint pluginId = pData->curPluginCount;
+
+                    if (const CarlaPluginPtr plugin = pData->plugins[pluginId].plugin)
+                    {
+                        if (pData->aboutToClose)
+                            return true;
+
+                        if (pData->actionCanceled)
+                        {
+                            setLastError("Project load canceled");
+                            return false;
+                        }
+
+                        plugin->setCustomData(LV2_ATOM__Path,
+                                              "http://sfztools.github.io/sfizz:sfzfile",
+                                              stateSave.binary,
+                                              false);
+
+                        plugin->restoreLV2State();
+
+                        plugin->setDryWet(stateSave.dryWet, true, true);
+                        plugin->setVolume(stateSave.volume, true, true);
+                        plugin->setBalanceLeft(stateSave.balanceLeft, true, true);
+                        plugin->setBalanceRight(stateSave.balanceRight, true, true);
+                        plugin->setPanning(stateSave.panning, true, true);
+                        plugin->setCtrlChannel(stateSave.ctrlChannel, true, true);
+                        plugin->setActive(stateSave.active, true, true);
+                        plugin->setEnabled(true);
+
+                        ++pData->curPluginCount;
+                        callback(true, true, ENGINE_CALLBACK_PLUGIN_ADDED, pluginId, 0, 0, 0, 0.0f, plugin->getName());
+
+                        if (isPatchbay)
+                            pData->graph.addPlugin(plugin);
+                    }
+                    else
+                    {
+                        carla_stderr2("Failed to get new plugin, state will not be restored correctly\n");
+                    }
+                }
+                else
+                {
+                    carla_stderr2("Failed to load a sfizz LV2 plugin, SFZ file won't be loaded");
+                }
+
+                callback(true, true, ENGINE_CALLBACK_IDLE, 0, 0, 0, 0, 0.0f, nullptr);
+                continue;
+            }
+# endif
 #endif
 
             const void* extraStuff    = nullptr;
diff --git a/source/backend/plugin/CarlaPluginLV2.cpp b/source/backend/plugin/CarlaPluginLV2.cpp
index dfc280c98..f5e60f0ae 100644
--- a/source/backend/plugin/CarlaPluginLV2.cpp
+++ b/source/backend/plugin/CarlaPluginLV2.cpp
@@ -7602,8 +7602,7 @@ bool CarlaPipeServerLV2::msgReceived(const char* const msg) noexcept
 
 CarlaPluginPtr CarlaPlugin::newLV2(const Initializer& init)
 {
-    carla_debug("CarlaPlugin::newLV2({%p, \"%s\", \"%s\", " P_INT64 "})",
-                init.engine, init.name, init.label, init.uniqueId);
+    carla_debug("CarlaPlugin::newLV2({%p, \"%s\", \"%s\"})", init.engine, init.name, init.label);
 
     std::shared_ptr<CarlaPluginLV2> plugin(new CarlaPluginLV2(init.engine, init.id));