NearestN: check buffer dimensions in _next not ctor (in case changed …

…on-the-fly)

source/MCLDUGens/MCLDTreeUGens.cpp

@@ -198,13 +198,6 @@ void NearestN_Ctor(NearestN* unit){
 	{
 		GET_BUF
 
-		if((int)bufChannels != (ndims + 3)){
-			Print("NearestN: number of channels in buffer (%i) != number of input dimensions (%i) + 3\n",
-				  bufChannels, ndims);
-			SETCALC(*ClearUnitOutputs);
-			return;
-		}
-
 		// initialize the unit generator state variables.
 		unit->m_ndims     = ndims;
 		unit->m_num       = num;
@@ -290,6 +283,13 @@ void NearestN_ascend(const int fromLeaf, const int asFarAs, const int ndims, con
 void NearestN_next(NearestN *unit, int inNumSamples){
 	GET_BUF
 	int ndims = unit->m_ndims;
+	if((int)bufChannels != (ndims + 3)){
+		Print("NearestN: number of channels in buffer (%i) != number of input dimensions (%i) + 3\n",
+			  bufChannels, ndims);
+		SETCALC(*ClearUnitOutputs);
+		return;
+	}
+
 	int num   = unit->m_num;
 	float* bestlist = unit->m_bestlist;
 	float* inputdata = unit->m_inputdata;