Add sweep / V-T functionality and update mac icon

Source/CommonPluginEditor.cpp

@@ -47,8 +47,8 @@ CommonPluginEditor::CommonPluginEditor(CommonAudioProcessor& p, juce::String app
     };
 
     visualiserSettings.setLookAndFeel(&getLookAndFeel());
-    visualiserSettings.setSize(550, 600);
+    visualiserSettings.setSize(550, 550);
-    visualiserSettingsWindow.centreWithSize(550, 450);
+    visualiserSettingsWindow.centreWithSize(550, 400);
 #if JUCE_WINDOWS
     // if not standalone, use native title bar for compatibility with DAWs
     visualiserSettingsWindow.setUsingNativeTitleBar(processor.wrapperType == juce::AudioProcessor::WrapperType::wrapperType_Standalone);

Source/CommonPluginProcessor.cpp

@@ -25,7 +25,6 @@ CommonAudioProcessor::CommonAudioProcessor()
     }
     
     effects.push_back(visualiserParameters.smoothEffect);
-    permanentEffects.push_back(visualiserParameters.smoothEffect);
         
     for (auto parameter : visualiserParameters.booleans) {
         booleanParameters.push_back(parameter);

Source/audio/EffectParameter.h

@@ -328,7 +328,7 @@ class EffectParameter : public FloatParameter {
 public:
 	std::atomic<bool> smoothValueChange = true;
 	LfoTypeParameter* lfo = new LfoTypeParameter(name + " LFO", paramID + "Lfo", getVersionHint(), 1);
-	FloatParameter* lfoRate = new FloatParameter(name + " LFO Rate", paramID + "LfoRate", getVersionHint(), 1.0f, 0.0f, 1000.0f, 0.01f, "Hz");
+	FloatParameter* lfoRate = new FloatParameter(name + " LFO Rate", paramID + "LfoRate", getVersionHint(), 1.0f, 0.0f, 10000.0f, 0.01f, "Hz");
 	BooleanParameter* sidechain = new BooleanParameter(name + " Sidechain Enabled", paramID + "Sidechain", getVersionHint(), false, "Toggles " + name + " Sidechain.");
 	std::atomic<float> phase = 0.0f;
 	juce::String description;

Source/components/OsciMainMenuBarModel.cpp

@@ -25,6 +25,7 @@ OsciMainMenuBarModel::OsciMainMenuBarModel(OscirenderAudioProcessor& p, Oscirend
             "A huge thank you to:\n"
             "DJ_Level_3, for contributing several features to osci-render\n"
             "BUS ERROR Collective, for providing the source code for the Hilligoss encoder\n"
+            "Jean Perbet (@jeanprbt) for the osci-render macOS icon\n"
             "All the community, for suggesting features and reporting issues!\n\n"
             "I am open for commissions! Email me at james@ball.sh."
         );

Source/visualiser/VisualiserComponent.cpp

@@ -120,11 +120,42 @@ void VisualiserComponent::runTask(const std::vector<OsciPoint>& points) {
         xSamples.clear();
         ySamples.clear();
         zSamples.clear();
-        for (auto& point : points) {
+        
-            OsciPoint smoothPoint = settings.parameters.smoothEffect->apply(0, point);
+        if (settings.isSweepEnabled()) {
-            xSamples.push_back(smoothPoint.x);
+            double sweepIncrement = getSweepIncrement();
-            ySamples.push_back(smoothPoint.y);
+            long samplesPerSweep = sampleRate * settings.getSweepSeconds();
-            zSamples.push_back(smoothPoint.z);
+            
+            double triggerValue = settings.getTriggerValue();
+            bool belowTrigger = false;
+            
+            for (auto& point : points) {
+                OsciPoint smoothPoint = settings.parameters.smoothEffect->apply(0, point);
+                
+                long samplePosition = sampleCount - lastTriggerPosition;
+                double startPoint = 1.135;
+                double sweep = samplePosition * sweepIncrement * 2 * startPoint - startPoint;
+                
+                double value = smoothPoint.x;
+                
+                if (sweep > startPoint && belowTrigger && value >= triggerValue) {
+                    lastTriggerPosition = sampleCount;
+                }
+                
+                belowTrigger = value < triggerValue;
+                
+                xSamples.push_back(sweep);
+                ySamples.push_back(value);
+                zSamples.push_back(1);
+                
+                sampleCount++;
+            }
+        } else {
+            for (auto& point : points) {
+                OsciPoint smoothPoint = settings.parameters.smoothEffect->apply(0, point);
+                xSamples.push_back(smoothPoint.x);
+                ySamples.push_back(smoothPoint.y);
+                zSamples.push_back(smoothPoint.z);
+            }
         }
         
         sampleBufferCount++;
@@ -137,7 +168,25 @@ void VisualiserComponent::runTask(const std::vector<OsciPoint>& points) {
             smoothedZSamples.resize(newResampledSize);
             smoothedZSamples.resize(newResampledSize);
             
-            xResampler.process(xSamples.data(), smoothedXSamples.data(), xSamples.size());
+            if (settings.isSweepEnabled()) {
+                // interpolate between sweep values to avoid any artifacts from quickly going from one sweep to the next
+                for (int i = 0; i < newResampledSize; ++i) {
+                    int index = i / RESAMPLE_RATIO;
+                    if (index < xSamples.size() - 1) {
+                        double thisSample = xSamples[index];
+                        double nextSample = xSamples[index + 1];
+                        if (nextSample > thisSample) {
+                            smoothedXSamples[i] = xSamples[index] + (i % (int) RESAMPLE_RATIO) * (nextSample - thisSample) / RESAMPLE_RATIO;
+                        } else {
+                            smoothedXSamples[i] = xSamples[index];
+                        }
+                    } else {
+                        smoothedXSamples[i] = xSamples[index];
+                    }
+                }
+            } else {
+                xResampler.process(xSamples.data(), smoothedXSamples.data(), xSamples.size());
+            }
             yResampler.process(ySamples.data(), smoothedYSamples.data(), ySamples.size());
             zResampler.process(zSamples.data(), smoothedZSamples.data(), zSamples.size());
         }
@@ -167,6 +216,10 @@ void VisualiserComponent::stopTask() {
     renderingSemaphore.release();
 }
 
+double VisualiserComponent::getSweepIncrement() {
+    return 1.0 / (sampleRate * settings.getSweepSeconds());
+}
+
 void VisualiserComponent::setPaused(bool paused) {
     active = !paused;
     renderingSemaphore.release();
@@ -506,7 +559,11 @@ void VisualiserComponent::renderOpenGL() {
                 }
 
                 if (recordingAudio) {
-                    audioRecorder.audioThreadCallback(xSamples, ySamples);
+                    if (settings.isSweepEnabled()) {
+                        audioRecorder.audioThreadCallback(ySamples, ySamples);
+                    } else {
+                        audioRecorder.audioThreadCallback(xSamples, ySamples);
+                    }
                 }
             }
             
@@ -753,7 +810,8 @@ void VisualiserComponent::drawLine(const std::vector<float>& xPoints, const std:
     using namespace juce::gl;
     
     setAdditiveBlending();
-
+    
+    // TODO: need to add the last point from the previous frame to the start of the frame so they connect?
     int nPoints = xPoints.size();
 
     // Without this, there's an access violation that seems to occur only on some systems

Source/visualiser/VisualiserComponent.h

@@ -152,6 +152,7 @@ private:
     int nEdges = 0;
 
     juce::CriticalSection samplesLock;
+    long sampleCount = 0;
     std::vector<float> xSamples{2};
     std::vector<float> ySamples{2};
     std::vector<float> zSamples{2};
@@ -160,6 +161,7 @@ private:
     std::vector<float> smoothedZSamples;
     int sampleBufferCount = 0;
     int prevSampleBufferCount = 0;
+    long lastTriggerPosition = 0;
     
     std::vector<float> scratchVertices;
     std::vector<float> fullScreenQuad;
@@ -242,6 +244,8 @@ private:
 
     void renderScope(const std::vector<float>& xPoints, const std::vector<float>& yPoints, const std::vector<float>& zPoints);
     int renderAudioFile(juce::File& sourceAudio, int method = 1, int width = 1024, int height = 1024);
+    
+    double getSweepIncrement();
 
     Texture createScreenTexture();
     Texture createReflectionTexture();

Source/visualiser/VisualiserSettings.cpp

@@ -13,7 +13,8 @@ VisualiserSettings::VisualiserSettings(VisualiserParameters& p, int numChannels)
     addAndMakeVisible(glow);
     addAndMakeVisible(ambient);
     addAndMakeVisible(smooth);
-    addChildComponent(sweepMs);
+    addAndMakeVisible(sweepMs);
+    addAndMakeVisible(triggerValue);
     addAndMakeVisible(upsamplingToggle);
     addAndMakeVisible(sweepToggle);
     addAndMakeVisible(screenTypeLabel);
@@ -37,9 +38,16 @@ VisualiserSettings::VisualiserSettings(VisualiserParameters& p, int numChannels)
     ambient.setSliderOnValueChange();
     smooth.setSliderOnValueChange();
     sweepMs.setSliderOnValueChange();
+    triggerValue.setSliderOnValueChange();
+    
+    sweepMs.setEnabled(sweepToggle.getToggleState());
+    triggerValue.setEnabled(sweepToggle.getToggleState());
+    
+    sweepMs.slider.setSkewFactorFromMidPoint(100);
     
     sweepToggle.onClick = [this] {
-        sweepMs.setVisible(sweepToggle.getToggleState());
+        sweepMs.setEnabled(sweepToggle.getToggleState());
+        triggerValue.setEnabled(sweepToggle.getToggleState());
         resized();
     };
 }
@@ -68,7 +76,6 @@ void VisualiserSettings::resized() {
     upsamplingToggle.setBounds(area.removeFromTop(rowHeight));
     
     sweepToggle.setBounds(area.removeFromTop(rowHeight));
-    if (sweepToggle.getToggleState()) {
+    sweepMs.setBounds(area.removeFromTop(rowHeight));
-        sweepMs.setBounds(area.removeFromTop(rowHeight));
+    triggerValue.setBounds(area.removeFromTop(rowHeight));
-    }
 }

Source/visualiser/VisualiserSettings.h

@@ -171,11 +171,19 @@ public:
             "Sweep (ms)",
             "The number of milliseconds it takes for the oscilloscope to sweep from left to right.",
             "sweepMs",
-            VERSION_HINT, 0.3, 0.0, 1.0
+            VERSION_HINT, 30.0, 0.0, 1000.0
+        )
+    );
+    std::shared_ptr<Effect> triggerValueEffect = std::make_shared<Effect>(
+        new EffectParameter(
+            "Trigger Value",
+            "The trigger value sets the signal level that starts waveform capture to display a stable waveform.",
+            "triggerValue",
+            VERSION_HINT, 0.0, -1.0, 1.0
         )
     );
     
-    std::vector<std::shared_ptr<Effect>> effects = {persistenceEffect, hueEffect, intensityEffect, saturationEffect, focusEffect, noiseEffect, glowEffect, ambientEffect, sweepMsEffect};
+    std::vector<std::shared_ptr<Effect>> effects = {persistenceEffect, hueEffect, intensityEffect, saturationEffect, focusEffect, noiseEffect, glowEffect, ambientEffect, sweepMsEffect, triggerValueEffect};
     std::vector<BooleanParameter*> booleans = {upsamplingEnabled, visualiserFullScreen, sweepEnabled};
     std::vector<IntParameter*> integers = {screenType};
 };
@@ -226,6 +234,18 @@ public:
     bool getUpsamplingEnabled() {
         return parameters.upsamplingEnabled->getBoolValue();
     }
+    
+    bool isSweepEnabled() {
+        return parameters.sweepEnabled->getBoolValue();
+    }
+    
+    double getSweepSeconds() {
+        return parameters.sweepMsEffect->getActualValue() / 1000.0;
+    }
+    
+    double getTriggerValue() {
+        return parameters.triggerValueEffect->getActualValue();
+    }
 
     VisualiserParameters& parameters;
     int numChannels;
@@ -241,6 +261,7 @@ private:
     EffectComponent ambient{*parameters.ambientEffect};
     EffectComponent smooth{*parameters.smoothEffect};
     EffectComponent sweepMs{*parameters.sweepMsEffect};
+    EffectComponent triggerValue{*parameters.triggerValueEffect};
     
     juce::Label screenTypeLabel{"Screen Type", "Screen Type"};
     juce::ComboBox screenType;
@@ -257,7 +278,7 @@ public:
         juce::Component::addAndMakeVisible(viewport);
         setResizable(false, false);
         viewport.setViewedComponent(&component, false);
-        viewport.setScrollBarsShown(false, false, true, false);
+        viewport.setScrollBarsShown(true, false, true, false);
         setAlwaysOnTop(true);
     }
     

ci/setup-env.sh

@@ -41,6 +41,15 @@ else
   PROJUCER_PATH="$ROOT/ci/bin/JUCE/Projucer.exe"
 fi
 
+# Get the Spout SDK and SpoutLibrary.dll
+if [ "$OS" = "win" ]; then
+  curl -s -S -L https://github.com/leadedge/Spout2/releases/download/2.007.015/Spout-SDK-binaries_2-007-015.zip -o Spout.zip
+  unzip Spout.zip
+  ls -R
+  # move to system32
+  cp Spout-SDK-binaries/2-007-015/Libs/MD/bin/SpoutLibrary.dll /c/Windows/System32
+fi
+
 # Set global path
 GLOBAL_PATH_COMMAND="$PROJUCER_PATH --set-global-search-path $PROJUCER_OS 'defaultJuceModulePath' '$ROOT/ci/bin/JUCE/modules'"
 eval "$GLOBAL_PATH_COMMAND"

osci-render.jucer

@@ -24,6 +24,7 @@
       </GROUP>
       <GROUP id="{525C568C-29E9-D0A2-9773-8A04981C5575}" name="images">
         <FILE id="jI9VSZ" name="logo.png" compile="0" resource="1" file="Resources/images/logo.png"/>
+        <FILE id="aZXbCi" name="osci_mac.png" compile="0" resource="1" file="Resources/images/osci_mac.png"/>
       </GROUP>
       <GROUP id="{C2609827-4F4A-1ADA-8BA1-A40C1D92649C}" name="lua">
         <FILE id="xANsA8" name="demo.lua" compile="0" resource="1" file="Resources/lua/demo.lua"/>
@@ -775,8 +776,8 @@
       </MODULEPATHS>
     </VS2022>
     <XCODE_MAC targetFolder="Builds/osci-render/MacOSX" extraLinkerFlags="-Wl,-weak_reference_mismatches,weak"
-               extraDefs="JUCE_SILENCE_XCODE_15_LINKER_WARNING=1" smallIcon="pSc1mq"
+               extraDefs="JUCE_SILENCE_XCODE_15_LINKER_WARNING=1" smallIcon="aZXbCi"
-               bigIcon="pSc1mq" applicationCategory="public.app-category.music"
+               bigIcon="aZXbCi" applicationCategory="public.app-category.music"
                microphonePermissionNeeded="1" frameworkSearchPaths="../../../External/syphon"
                embeddedFrameworks="../../../External/syphon/Syphon.framework"
                extraCustomFrameworks="../../../External/syphon/Syphon.framework"
@@ -787,6 +788,8 @@
                        codeSigningIdentity="Developer ID Application: James Ball (D86A3M3H2L)"/>
         <CONFIGURATION name="Release" targetName="osci-render" customXcodeFlags="LD_RUNPATH_SEARCH_PATHS = '@executable_path/../Frameworks' '@executable_path/',CODE_SIGN_INJECT_BASE_ENTITLEMENTS=NO,OTHER_CODE_SIGN_FLAGS = --timestamp --force --deep"
                        codeSigningIdentity="Developer ID Application: James Ball (D86A3M3H2L)"/>
+        <CONFIGURATION name="Release (Development)" targetName="osci-render" customXcodeFlags="LD_RUNPATH_SEARCH_PATHS = '@executable_path/../Frameworks' '@executable_path/',OTHER_CODE_SIGN_FLAGS = --timestamp --force --deep"
+                       codeSigningIdentity="Developer ID Application: James Ball (D86A3M3H2L)"/>
       </CONFIGURATIONS>
       <MODULEPATHS>
         <MODULEPATH id="juce_audio_basics" path="../../../JUCE/modules"/>

sosci.jucer

@@ -263,6 +263,8 @@
                        codeSigningIdentity="Developer ID Application: James Ball (D86A3M3H2L)"/>
         <CONFIGURATION name="Release" targetName="sosci" customXcodeFlags="LD_RUNPATH_SEARCH_PATHS = '@executable_path/../Frameworks' '@executable_path/',CODE_SIGN_INJECT_BASE_ENTITLEMENTS=NO,OTHER_CODE_SIGN_FLAGS = --timestamp --force --deep"
                        codeSigningIdentity="Developer ID Application: James Ball (D86A3M3H2L)"/>
+        <CONFIGURATION name="Release (Development)" targetName="sosci" customXcodeFlags="LD_RUNPATH_SEARCH_PATHS = '@executable_path/../Frameworks' '@executable_path/',OTHER_CODE_SIGN_FLAGS = --timestamp --force --deep"
+                       codeSigningIdentity="Developer ID Application: James Ball (D86A3M3H2L)"/>
       </CONFIGURATIONS>
       <MODULEPATHS>
         <MODULEPATH id="juce_audio_basics" path="../../../JUCE/modules"/>