added filter GUI panel

HexFm.jucer

@@ -15,6 +15,8 @@
  <FILE id="mPIM9v" name="upOn.png" compile="0" resource="1" file="PNGs/upOn.png"/>
  </GROUP>
  <GROUP id="{DFABB24D-7FEA-FB8A-D3A7-677009A3C90E}" name="Components">
+ <FILE id="FGThsI" name="FilterPanel.cpp" compile="1" resource="0" file="Source/FilterPanel.cpp"/>
+ <FILE id="GRqHRw" name="FilterPanel.h" compile="0" resource="0" file="Source/FilterPanel.h"/>
  <FILE id="h7YqHj" name="GlobalColor.h" compile="0" resource="0" file="Source/GlobalColor.h"/>
  <FILE id="Ma0iaK" name="AlgorithmGraphComponent.cpp" compile="1" resource="0"
  file="Source/AlgorithmGraphComponent.cpp"/>

Source/FilterPanel.cpp

@@ -0,0 +1,71 @@
+/*
+ ==============================================================================
+
+ FilterPanel.cpp
+ Created: 15 Apr 2021 11:30:08pm
+ Author: Hayden Setlik
+
+ ==============================================================================
+*/
+
+#include "FilterPanel.h"
+FilterPanel::FilterPanel() : cutoffLabel(&cutoffSlider, ""), resonanceLabel(&resonanceSlider, "")
+{
+ addAndMakeVisible(&cutoffSlider);
+ cutoffSlider.setSliderStyle(juce::Slider::Rotary);
+ cutoffSlider.setTextBoxStyle(juce::Slider::NoTextBox, false, 10, 4);
+ cutoffSlider.setRange(0.0f, 15000.0f);
+ cutoffSlider.setValue(2500.0f);
+ addAndMakeVisible(&cutoffLabel);
+
+ addAndMakeVisible(&resonanceSlider);
+ resonanceSlider.setSliderStyle(juce::Slider::Rotary);
+ resonanceSlider.setTextBoxStyle(juce::Slider::NoTextBox, false, 1, 1);
+ resonanceSlider.setRange(0.0f, 20.0f);
+ resonanceSlider.setValue(1.0f);
+ addAndMakeVisible(&resonanceLabel);
+
+ addAndMakeVisible(&filterToggle);
+ filterToggle.setButtonText("Filter Bypass");
+ filterToggle.setClickingTogglesState(true);
+ filterToggle.setColour(juce::TextButton::buttonColourId, UXPalette::lightRed);
+
+ addAndMakeVisible(&filterType);
+ filterType.setButtonText("Low Pass");
+ filterType.addListener(this);
+
+ cutoffSlider.setLookAndFeel(&look);
+ resonanceSlider.setLookAndFeel(&look);
+ filterToggle.setLookAndFeel(&look);
+ filterType.setLookAndFeel(&look);
+}
+
+void FilterPanel::buttonClicked(juce::Button *b)
+{
+ auto str = filterType.getButtonText();
+ if(str == "Low Pass")
+ {
+ filterType.setButtonText("High Pass");
+ }
+ else
+ {
+ filterType.setButtonText("Low Pass");
+ }
+}
+
+void FilterPanel::resized()
+{
+ //Component is square!!
+ auto dX = getWidth() / 10;
+ filterType.setBounds(dX, dX, 3 * dX, dX);
+ filterToggle.setBounds(6 * dX, dX, 3 * dX, dX);
+ cutoffSlider.setBounds(dX, 4 * dX, 3 * dX, 4 * dX);
+ cutoffLabel.setBounds(juce::Rectangle<int>(dX, 8 * dX, 3 * dX, dX).reduced(5));
+ resonanceSlider.setBounds(6 * dX, 4 * dX, 3 * dX, 4 * dX);
+ resonanceLabel.setBounds(juce::Rectangle<int>(6 * dX, 8 * dX, 3 * dX, dX).reduced(5));
+}
+
+void FilterPanel::paint(juce::Graphics &g)
+{
+
+}

Source/FilterPanel.h

@@ -0,0 +1,51 @@
+/*
+ ==============================================================================
+
+ FilterPanel.h
+ Created: 15 Apr 2021 11:30:08pm
+ Author: Hayden Setlik
+
+ ==============================================================================
+*/
+
+#pragma once
+#include <JuceHeader.h>
+#include "RGBColor.h"
+#include "GlobalColor.h"
+#include "CustomLnF.h"
+#include "SliderSubclasses.h"
+
+class FilterPanel : public juce::Component, juce::Button::Listener
+{
+public:
+ FilterPanel();
+ ~FilterPanel()
+ {
+ cutoffSlider.setLookAndFeel(nullptr);
+ resonanceSlider.setLookAndFeel(nullptr);
+ filterToggle.setLookAndFeel(nullptr);
+ filterType.setLookAndFeel(nullptr);
+ }
+ void attach(juce::AudioProcessorValueTreeState* t)
+ {
+ cutoffAttach.reset(new juce::AudioProcessorValueTreeState::SliderAttachment(*t, "cutoffParam", cutoffSlider));
+ resonanceAttach.reset(new juce::AudioProcessorValueTreeState::SliderAttachment(*t, "resonanceParam", resonanceSlider));
+ toggleAttach.reset(new juce::AudioProcessorValueTreeState::ButtonAttachment(*t, "filterToggleParam", filterToggle));
+ typeAttach.reset(new juce::AudioProcessorValueTreeState::ButtonAttachment(*t, "filterTypeParam", filterType));
+ }
+ void buttonClicked(juce::Button* b) override;
+ void resized() override;
+ void paint(juce::Graphics& g) override;
+ juce::Slider cutoffSlider;
+ juce::Slider resonanceSlider;
+ EnvLabel cutoffLabel;
+ EnvLabel resonanceLabel;
+ juce::TextButton filterToggle;
+ juce::TextButton filterType;
+private:
+ std::unique_ptr<juce::AudioProcessorValueTreeState::SliderAttachment> cutoffAttach;
+ std::unique_ptr<juce::AudioProcessorValueTreeState::SliderAttachment> resonanceAttach;
+ std::unique_ptr<juce::AudioProcessorValueTreeState::ButtonAttachment> toggleAttach;
+ std::unique_ptr<juce::AudioProcessorValueTreeState::ButtonAttachment> typeAttach;
+ LnF1 look;
+};

Source/LfoGroupComponent.h

@@ -11,6 +11,7 @@
 #pragma once
 #include <JuceHeader.h>
 #include "LfoComponent.h"
+#include "FilterPanel.h"
 #include "WaveGraph.h"
 
 class LfoGroupComponent : public juce::TabbedComponent
@@ -26,6 +27,7 @@ class LfoGroupComponent : public juce::TabbedComponent
  auto tabName = "LFO " + juce::String(i + 1);
  addTab(tabName, tabColor, children.getLast(), false);
  }
+ addTab("Filter", tabColor, &fPanel, false);
  }
  ~LfoGroupComponent() {}
  void attachChildren(juce::AudioProcessorValueTreeState* pTree)
@@ -34,7 +36,9 @@ class LfoGroupComponent : public juce::TabbedComponent
  {
  children[i]->attachAll(pTree);
  }
+ fPanel.attach(pTree);
  }
 private:
  juce::OwnedArray<LfoComponent> children;
+ FilterPanel fPanel;
 };

Source/PluginProcessor.cpp

@@ -108,6 +108,20 @@ juce::AudioProcessorValueTreeState::ParameterLayout createLayout(int numOperator
  layout.add(std::make_unique<juce::AudioParameterChoice>(targetId, targetName, targets, 0));
  layout.add(std::make_unique<juce::AudioParameterChoice>(waveId, waveName, waveTypes, 0));
  }
+ auto cutoffId = "cutoffParam";
+ auto cutoffName = "Filter Cutoff";
+ auto resonanceId = "resonanceParam";
+ auto resonanceName = "Filter Resonance";
+ auto typeId = "filterTypeParam";
+ auto typeName = "Filter Type";
+ auto toggleId = "filterToggleParam";
+ auto toggleName = "Bypass Filter";
+
+ layout.add(std::make_unique<juce::AudioParameterFloat>(cutoffId, cutoffName, 0.0f, 15000.0f , 2500.0f));
+ layout.add(std::make_unique<juce::AudioParameterFloat>(resonanceId, resonanceName, 0.0f, 20.0f , 1.0f));
+ layout.add(std::make_unique<juce::AudioParameterBool>(typeId, typeName, false));
+ layout.add(std::make_unique<juce::AudioParameterBool>(toggleId, toggleName, false));
+
  return layout;
 }
 
@@ -314,13 +328,6 @@ void HexFmAudioProcessor::setStateInformation (const void* data, int sizeInBytes
  if (xmlState->hasTagName (tree.state.getType()))
  tree.replaceState (juce::ValueTree::fromXml (*xmlState));
 }
-
-void HexFmAudioProcessor::applyBandLimiting(juce::AudioBuffer<float> &buffer)
-{
- //perform forward fft
- //zero bins above nyquist
- //reverse fft
-}
 //==============================================================================
 
 //==============================================================================

Source/PluginProcessor.h

@@ -57,7 +57,7 @@ class HexFmAudioProcessor : public juce::AudioProcessor
  void getStateInformation (juce::MemoryBlock& destData) override;
  void setStateInformation (const void* data, int sizeInBytes) override;
  //==============================================================================
- void applyBandLimiting(juce::AudioBuffer<float>& buffer);
+
  //====================================================
  juce::AudioProcessorValueTreeState tree;
  FmVoice* thisVoice;