diff --git a/loris_test/Source/MainComponent.cpp b/loris_test/Source/MainComponent.cpp
index 20d91a6..04d4c58 100644
--- a/loris_test/Source/MainComponent.cpp
+++ b/loris_test/Source/MainComponent.cpp
@@ -2,6 +2,8 @@
 
 using namespace juce;
 
+
+
 //==============================================================================
 MainComponent::MainComponent():
   fc("File", File(), true, false, false, "*", "", "Select audio file to analyse"),
@@ -160,7 +162,16 @@ MainComponent::MainComponent():
         repaint();
     };
     
-    setSize (600, 400);
+    File audioFile("/Users/christophhart/Development/loris-tools/Loris Toolbox/AudioFiles/sound_examples/piano 2.wav");
+    
+    for(int i = 0; i < 8; i++)
+    {
+        pathColours[i] = Colours::red.withSaturation(0.7f).withBrightness(0.4f).withAlpha(0.3f).withHue(Random::getSystemRandom().nextFloat());
+    }
+    
+    setSize (900, 600);
+    
+    fc.setCurrentFile(audioFile, true);
 }
 
 MainComponent::~MainComponent()
@@ -170,13 +181,17 @@ MainComponent::~MainComponent()
 //==============================================================================
 void MainComponent::paint (juce::Graphics& g)
 {
-    // (Our component is opaque, so we must completely fill the background with a solid colour)
-    g.fillAll(Colour(0xff222222));
+    
+}
 
-    g.setFont (GLOBAL_FONT());
-    g.setColour (juce::Colours::white);
+void MainComponent::paintOverChildren(juce::Graphics& g)
+{
+    for(int i = 0; i < harmonics.size(); i++)
+    {
+        g.setColour(Colour(pathColours[i]).withAlpha(0.15f));
+        g.fillPath(harmonics[i]);
+    }
     
-    g.drawText (error, errorArea, juce::Justification::centred, true);
 }
 
 void MainComponent::resized()
@@ -203,8 +218,13 @@ void MainComponent::resized()
     
     thumbnail.setBounds(b.reduced(3));
     
-    
-    
+    if(!harmonics.isEmpty())
+    {
+        auto t = thumbnail.getBounds().toFloat();
+        
+        for(auto& e: harmonics)
+            e.scaleToFit(t.getX(), t.getY(), t.getWidth(), t.getHeight(), false);
+    }
     
     
     // This is called when th MainComponent is resized.
diff --git a/loris_test/Source/MainComponent.h b/loris_test/Source/MainComponent.h
index e651fdd..bc404ff 100644
--- a/loris_test/Source/MainComponent.h
+++ b/loris_test/Source/MainComponent.h
@@ -21,27 +21,61 @@ class MainComponent  : public juce::Component,
 
     //==============================================================================
     void paint (juce::Graphics&) override;
+    
+    void paintOverChildren(juce::Graphics& g) override;
     void resized() override;
 
+    
+    
     virtual void filenameComponentChanged (FilenameComponent* fileComponentThatHasChanged) override
     {
-        lorisManager->analyse({{fc.getCurrentFile(), 440.0}}, nullptr);
+        lorisManager->set("freqdrift", "50.0");
         
+        //auto freq = 146.8323839587038; // cello
+        auto freq = 329.6275569128699; // (piano 2);
         
-        auto bl = lorisManager->synthesise(fc.getCurrentFile());
+        lorisManager->analyse({{fc.getCurrentFile(), freq}}, nullptr);
+        
+        auto gainList = lorisManager->getSnapshot(fc.getCurrentFile(), 0.5, "bandwidth")[0];
+        
+        DBG(JSON::toString(gainList));
+        
+        //auto pitchEnv = lorisManager->createEnvelope(fc.getCurrentFile(), Identifier("rootFrequency"), 0);
         
+        Identifier id("gain");
         
+        var pitchEnv;
         
+        for(int i = 0; i < 8; i++)
+        {
+            if(!pitchEnv.isBuffer())
+                pitchEnv = lorisManager->createEnvelope(fc.getCurrentFile(), id, i)[0];
+            else
+                *pitchEnv.getBuffer() += *lorisManager->createEnvelope(fc.getCurrentFile(), id, i)[0].getBuffer();
+            
+            auto e = lorisManager->setEnvelope(pitchEnv, id);
+            
+            harmonics.add(e);
+        }
         
         
+        
+        
+        auto bl = lorisManager->synthesise(fc.getCurrentFile());
+        
         thumbnail.setBuffer(bl[0], bl[1]);
         
-        repaint();
+        resized();
     }
     
     
     
 private:
+    
+    Array<Path> harmonics;
+    
+    Colour pathColours[8];
+    
     //==============================================================================
     // Your private member variables go here...