Make backend LV2 URIDs into an enum

source/bridges-ui/CarlaBridgeUI-LV2.cpp

@@ -34,7 +34,7 @@ CARLA_BRIDGE_START_NAMESPACE
 
 // -----------------------------------------------------
 
-static double gSampleRate = 44100.0;
+static double gInitialSampleRate = 44100.0;
 
 // LV2 URI Map Ids
 const uint32_t CARLA_URI_MAP_ID_NULL                   =  0;
@@ -128,7 +128,7 @@ struct Lv2PluginOptions {
     LV2_Options_Option opts[Count];
 
     Lv2PluginOptions() noexcept
-        : sampleRate(0.0),
+        : sampleRate(gInitialSampleRate),
           transientWinId(0),
           windowTitle(nullptr)
     {
@@ -187,11 +187,6 @@ public:
 
         carla_zeroPointers(fFeatures, kFeatureCount+1);
 
-        // ---------------------------------------------------------------
-        // initialize options
-
-        fLv2Options.sampleRate = gSampleRate;
-
         // ---------------------------------------------------------------
         // initialize features (part 1)
 
@@ -576,8 +571,6 @@ public:
 
         delete[] fLv2Options.windowTitle;
 
-        gSampleRate = sampleRate;
-
         fLv2Options.sampleRate     = sampleRate;
         fLv2Options.transientWinId = static_cast<int64_t>(transientWindowId);
         fLv2Options.windowTitle    = carla_strdup_safe(windowTitle);
@@ -1160,7 +1153,7 @@ int main(int argc, const char* argv[])
 
     // try to get sampleRate value
     if (const char* const sampleRateStr = std::getenv("CARLA_SAMPLE_RATE"))
-        gSampleRate = std::atof(sampleRateStr);
+        gInitialSampleRate = std::atof(sampleRateStr);
 
     // Init LV2 client
     CarlaLv2Client client;