Make slider smoothing more configurable, and configure trace sliders to be much faster

Source/PluginProcessor.h

@@ -77,7 +77,7 @@ public:
             "Trace Length",
             "Defines how much of the frame is drawn per cycle. This has the effect of 'tracing' out the image from a single dot when animated. By default, we draw the whole frame, corresponding to a value of 1.0.",
             "traceLength",
-            VERSION_HINT, 1.0, 0.0, 1.0
+            VERSION_HINT, 1.0, 0.0, 1.0, 0.01f, 0.005
         )
     );
     std::shared_ptr<Effect> traceStart = std::make_shared<Effect>(
@@ -85,7 +85,7 @@ public:
             "Trace Start",
             "Defines how far into the frame the drawing is started at. This has the effect of 'tracing' out the image from a single dot when animated. By default, we start drawing from the beginning of the frame, so this value is 0.0.",
             "traceStart",
-            VERSION_HINT, 0.0, 0.0, 1.0
+            VERSION_HINT, 0.0, 0.0, 1.0, 0.01f, 0.005
         )
     );
 

Source/audio/Effect.cpp

@@ -69,7 +69,7 @@ void Effect::animateValues(double volume) {
 				actualValues[i] = ((float)rand() / RAND_MAX) * (maxValue - minValue) + minValue;
 				break;
 			default:
-				double weight = parameter->smoothValueChange ? SMOOTHING_SPEED_CONSTANT : 1.0;
+				double weight = (parameter->smoothValueChange > 1.0 || parameter->smoothValueChange < SMOOTHING_SPEED_MIN) ? (1.0) : (parameter->smoothValueChange.load());
 				double newValue;
 				if (parameter->sidechain != nullptr && parameter->sidechain->getBoolValue()) {
 					newValue = volume * (maxValue - minValue) + minValue;

Source/audio/Effect.h

@@ -5,8 +5,6 @@
 #include "EffectParameter.h"
 #include "BooleanParameter.h"
 
-#define SMOOTHING_SPEED_CONSTANT 0.0005
-
 typedef std::function<OsciPoint(int index, OsciPoint input, const std::vector<std::atomic<double>>& values, double sampleRate)> EffectApplicationType;
 
 class Effect {

Source/audio/EffectParameter.h

@@ -3,6 +3,9 @@
 #include <JuceHeader.h>
 #include "BooleanParameter.h"
 
+#define SMOOTHING_SPEED_CONSTANT 0.0005
+#define SMOOTHING_SPEED_MIN 0.0001
+
 class FloatParameter : public juce::AudioProcessorParameterWithID {
 public:
 	std::atomic<float> min = 0.0;
@@ -326,7 +329,7 @@ public:
 
 class EffectParameter : public FloatParameter {
 public:
-	std::atomic<bool> smoothValueChange = true;
+	std::atomic<double> smoothValueChange = SMOOTHING_SPEED_CONSTANT;
 	LfoTypeParameter* lfo = new LfoTypeParameter(name + " LFO", paramID + "Lfo", getVersionHint(), 1);
 	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.");
@@ -399,5 +402,5 @@ public:
 		}
     }
 
-	EffectParameter(juce::String name, juce::String description, juce::String id, int versionHint, float value, float min, float max, float step = 0.01, bool smoothValueChange = true) : FloatParameter(name, id, versionHint, value, min, max, step), smoothValueChange(smoothValueChange), description(description) {}
+	EffectParameter(juce::String name, juce::String description, juce::String id, int versionHint, float value, float min, float max, float step = 0.01, double smoothValueChange = SMOOTHING_SPEED_CONSTANT) : FloatParameter(name, id, versionHint, value, min, max, step), smoothValueChange(smoothValueChange), description(description) {}
 };