SC Wrapper: To deal with incoming strings (whose size we don't know in advance), we have to change how we deal with unexpected numbers of incoming parameters. Now we just warn, and use defaults in the case of a short fall.

include/FluidSCWrapper.hpp

@@ -41,7 +41,10 @@ struct FloatControlsIter
   }
     
   size_t size() const noexcept { return mSize; }
-    
+  size_t remain()
+  {
+    return mSize - mCount;
+  }
 private:
   float **mValues;
   size_t  mSize;
@@ -89,17 +92,6 @@ public:
     assert(!(mClient.audioChannelsOut() > 0 && mClient.controlChannelsOut() > 0) &&
            "Client can't have both audio and control outputs");
 
-    //If we don't the number of arguments we expect, the language side code is probably the wrong version
-    //set plugin to no-op, squawk, and bail;
-    if(mControlsIterator.size() != Client::getParameterDescriptors().count())
-    {
-      mCalcFunc = Wrapper::getInterfaceTable()->fClearUnitOutputs;
-      std::cout << "ERROR: " << Wrapper::getName() << " wrong number of arguments. Expected "
-                << Client::getParameterDescriptors().count() << ", got " << mControlsIterator.size()
-                << ". Your .sc file and binary plugin might be different versions." << std::endl;
-      return;
-    }
-
     mClient.sampleRate(fullSampleRate());
     mInputConnections.reserve(mClient.audioChannelsIn());
     mOutputConnections.reserve(mClient.audioChannelsOut());
@@ -463,6 +455,13 @@ class FluidSCWrapper : public impl::FluidSCWrapperBase<C>
     
     typename T::type operator()(World *w, ArgType args)
     {
+      //Just return default if there's nothing left to grab
+      if(args.remain() ==  0)
+      {
+        std::cout << "WARNING: " << getName() << " received fewer parameters than expected\n";
+        return C::getParameterDescriptors().template makeValue<N>();
+      }
+      
       ParamLiteralConvertor<T, argSize> a;
       using LiteralType = typename ParamLiteralConvertor<T, argSize>::LiteralType;
 
@@ -669,16 +668,10 @@ public:
   }
 
   static auto& setParams(ParameterSetType& p, bool verbose, World* world, FloatControlsIter& inputs, bool constrain = false)
-  {
-    //We won't even try and set params if the arguments don't match 
-    if(inputs.size() == C::getParameterDescriptors().count())
   {
     p.template setParameterValues<ControlSetter>(verbose, world, inputs);
-        if (constrain)p.constrainParameterValues();
-    } else {
-      std::cout << "ERROR: " << getName() << ": parameter count mismatch. Perhaps your binary plugins and SC sources are different versions\n";
-      //TODO: work out how to bring any further work to a halt
-    }
+    if(inputs.remain() > 0) std::cout << "WARNING: "<< getName() << " received " << inputs.remain() << " more parameters than expected. Perhaps your binary plugins and SC sources are different versions\n";
+    if (constrain) p.constrainParameterValues();
     return p;
   }