Greatly simplified process of updating settings

Processors used to have their sample rate and inputs/outputs set when
their source/dest nodes were set. Now, this step doesn't occur until
after the signal chains are constructed. So far, this seems to make
things run much more smoothly.

Source/Processors/Editors/FilterEditor.cpp

@@ -80,18 +80,18 @@ void FilterEditor::buttonClicked (Button* button)
 	String value = button->getName();
 	float val;
 
-	if (value.getLastCharacter() == juce_wchar('k')) {
-		val = value.dropLastCharacters(1).getFloatValue() * 1000.0f;
-	}
-	else {
-		val = value.getFloatValue();
-	}
-
-	//if (button->getRadioGroupId() == 1)
- 	///	//getAudioProcessor()->setParameter(0,val);
- 	//else 
- 		//getAudioProcessor()->setParameter(1,val);
-
- 	//std::cout << button->getRadioGroupId() << " " << val << std::endl;
+	// if (value.getLastCharacter() == juce_wchar('k')) {
+	// 	val = value.dropLastCharacters(1).getFloatValue() * 1000.0f;
+	// }
+	// else {
+	val = value.getFloatValue();
+	// }
+
+	if (button->getRadioGroupId() == 1)
+ 		getAudioProcessor()->setParameter(0,val);
+ 	else 
+ 		getAudioProcessor()->setParameter(1,val*1000.0f);
+
+ 	std::cout << button->getRadioGroupId() << " " << val << std::endl;
 
 }
\ No newline at end of file

Source/Processors/FilterNode.cpp

@@ -27,13 +27,13 @@
 
 FilterNode::FilterNode()
 	: GenericProcessor("Bandpass Filter"), filter(0),
-	  highCut(6000.0), lowCut(600.0)
+	  highCut(6000.0), lowCut(1.0)
 	
 {
-	setNumInputs(16);
-	setSampleRate(25000.0);
+	//setNumInputs(16);
+	//setSampleRate(25000.0);
 	// set up default configuration
-	setPlayConfigDetails(16, 16, 44100.0, 128);
+	//setPlayConfigDetails(16, 16, 44100.0, 128);
 
 		// each family of filters is given its own namespace
 		// RBJ: filters from the RBJ cookbook
@@ -121,18 +121,24 @@ void FilterNode::setNumInputs(int inputs)
 			(1024);									// number of samples over which to fade 
 													//   parameter changes
 
+	} else if (nChans == 10) {
+		
+		filter = new Dsp::SmoothedFilterDesign 
+			<Dsp::Butterworth::Design::BandPass 	// design type
+			<4>,								 	// order
+			10	,									// number of channels (must be const)
+			Dsp::DirectFormII>						// realization
+			(1024);									// number of samples over which to fade 
+													//   parameter changes
 	} else {
 		// send a message saying this is not implemented
+
 	}									
 
 	//std::cout << "Filter created with " << getNumInputs() << " channels." << std::endl;
 
-
 	setFilterParameters();
 
-	setPlayConfigDetails(getNumInputs(), getNumOutputs(), 44100.0, 128);
-
-
 }
 
 //AudioProcessorEditor* FilterNode::createEditor(AudioProcessorEditor* const editor)

Source/Processors/GenericProcessor.cpp

@@ -164,8 +164,8 @@ void GenericProcessor::setSourceNode(GenericProcessor* sn)
 					std::cout << " The source is new and named " << sn->getName() << std::endl;
 					sourceNode = sn;
 					sn->setDestNode(this);
-					setNumInputs(sn->getNumOutputs());
-					setSampleRate(sn->getSampleRate());
+					//setNumInputs(sn->getNumOutputs());
+					//setSampleRate(sn->getSampleRate());
 				} else {
 					std::cout << "  The source node is not new." << std::endl;
 				}
@@ -212,8 +212,8 @@ void GenericProcessor::setDestNode(GenericProcessor* dn)
 
 					destNode = dn;
 					dn->setSourceNode(this);
-					dn->setNumInputs(getNumOutputs());
-					dn->setSampleRate(getSampleRate());
+					//dn->setNumInputs(getNumOutputs());
+					//dn->setSampleRate(getSampleRate());
 				} else {
 					std::cout << "  The dest node is not new." << std::endl;
 				}
@@ -236,6 +236,23 @@ void GenericProcessor::setDestNode(GenericProcessor* dn)
 	}
 }
 
+void GenericProcessor::updateSettings()
+{
+	
+	if (sourceNode != 0)
+	{
+		setSampleRate(sourceNode->getSampleRate());
+		setNumInputs(sourceNode->getNumOutputs());
+	} else {
+		setSampleRate(getDefaultSampleRate());
+		setNumInputs(0);
+		setNumOutputs(getDefaultNumOutputs());
+	}
+
+	setPlayConfigDetails(getNumInputs(), getNumOutputs(), 44100.0, 128);
+
+}
+
 
 int GenericProcessor::getNumInputs()
 {

Source/Processors/GenericProcessor.h

@@ -121,14 +121,27 @@ public:
 
 	virtual float getSampleRate();
 	virtual void setSampleRate(float sr);
+	virtual float getDefaultSampleRate() {return 44100.0;}
 
 	virtual int getNumInputs();
 	virtual void setNumInputs(int);
 	virtual void setNumInputs();
-
+	
 	virtual int getNumOutputs();
 	virtual void setNumOutputs(int);
 	virtual void setNumOutputs();
+	virtual int getDefaultNumOutputs()
+	{
+		if (!isSink())
+		{
+			return 10;
+		} else {
+			return 0;
+		}
+	}
+
+	
+	virtual void updateSettings();
 
 	int getNodeId() {return nodeId;}
 	void setNodeId(int id) {nodeId = id;}

Source/Processors/SourceNode.cpp

@@ -81,6 +81,22 @@ float SourceNode::getSampleRate()
 		return 44100.0;
 }
 
+float SourceNode::getDefaultSampleRate()
+{
+	if (dataThread != 0)
+		return dataThread->getSampleRate();
+	else
+		return 44100.0;
+}
+
+int SourceNode::getDefaultNumOutputs()
+{
+	if (dataThread != 0)
+		return dataThread->getNumChannels();
+	else
+		return 0;
+}
+
 void SourceNode::enabledState(bool t)
 {
 	if (t && !dataThread->foundInputSource())
@@ -90,7 +106,6 @@ void SourceNode::enabledState(bool t)
 		isEnabled = t;
 	}
 
-
 }
 
 void SourceNode::setConfiguration(Configuration* cf)

Source/Processors/SourceNode.h

@@ -63,6 +63,8 @@ public:
 	void setConfiguration(Configuration* cf);
 
 	float getSampleRate();
+	float getDefaultSampleRate();
+	int getDefaultNumOutputs();
 
 	// void setSourceNode(GenericProcessor* sn);
 	// void setDestNode(GenericProcessor* dn);

Source/UI/FilterViewport.cpp

@@ -532,9 +532,28 @@ void FilterViewport::updateVisibleEditors(GenericEditor* activeEditor, int actio
         }
     }
 
+    // Step 7: update all settings
+    std::cout << "Updating settings." << std::endl;
+    for (int n = 0; n < signalChainArray.size(); n++)
+    {
+        
+        GenericEditor* source = (GenericEditor*) signalChainArray[n]->getEditor();
+        GenericProcessor* p = (GenericProcessor*) source->getProcessor();
+
+        p->updateSettings();
+
+        GenericProcessor* dest = p->getDestNode();
+
+        while (dest != 0)
+        {
+            dest->updateSettings();
+            dest = dest->getDestNode();
+        }
+    }
+
    // std::cout << "OK2." << std::endl;
 
-    // Step 7: make sure all editors are visible, and refresh
+    // Step 8: make sure all editors are visible, and refresh
     for (int n = 0; n < editorArray.size(); n++)
     {
        // std::cout << "Editor " << n << ": " << editorArray[n]->getName() << std::endl;