upgrade to JUCE 5.4.3. Remove (probably) unused JUCE modules. Remove VST2 target (it's been end-of-life'd by Steinberg and by JUCE)

modules/juce_audio_processors/utilities/juce_RangedAudioParameter.h

@@ -0,0 +1,81 @@
+/*
+  ==============================================================================
+
+   This file is part of the JUCE library.
+   Copyright (c) 2017 - ROLI Ltd.
+
+   JUCE is an open source library subject to commercial or open-source
+   licensing.
+
+   By using JUCE, you agree to the terms of both the JUCE 5 End-User License
+   Agreement and JUCE 5 Privacy Policy (both updated and effective as of the
+   27th April 2017).
+
+   End User License Agreement: www.juce.com/juce-5-licence
+   Privacy Policy: www.juce.com/juce-5-privacy-policy
+
+   Or: You may also use this code under the terms of the GPL v3 (see
+   www.gnu.org/licenses).
+
+   JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
+   EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
+   DISCLAIMED.
+
+  ==============================================================================
+*/
+
+namespace juce
+{
+
+/**
+    This abstract base class is used by some AudioProcessorParameter helper classes.
+
+    @see AudioParameterFloat, AudioParameterInt, AudioParameterBool, AudioParameterChoice
+
+    @tags{Audio}
+*/
+class JUCE_API RangedAudioParameter   : public AudioProcessorParameterWithID
+{
+public:
+    /** The creation of this object requires providing a name and ID which will be
+        constant for its lifetime.
+    */
+    RangedAudioParameter (const String& parameterID,
+                          const String& name,
+                          const String& label = {},
+                          Category category = AudioProcessorParameter::genericParameter)
+        : AudioProcessorParameterWithID (parameterID, name, label, category) {}
+
+    /** Returns the range of values that the parameter can take. */
+    virtual const NormalisableRange<float>& getNormalisableRange() const = 0;
+
+    /** Returns the number of steps for this parameter based on the normalisable range's interval.
+        If you are using lambda functions to define the normalisable range's snapping behaviour
+        then you should override this function so that it returns the number of snapping points.
+    */
+    int getNumSteps() const override
+    {
+        const auto& range = getNormalisableRange();
+
+        if (range.interval > 0)
+            return (static_cast<int> ((range.end - range.start) / range.interval) + 1);
+
+        return AudioProcessor::getDefaultNumParameterSteps();
+    }
+
+    /** Normalises and snaps a value based on the normalisable range. */
+    float convertTo0to1 (float v) const noexcept
+    {
+        const auto& range = getNormalisableRange();
+        return range.convertTo0to1 (range.snapToLegalValue (v));
+    }
+
+    /** Denormalises and snaps a value based on the normalisable range. */
+    float convertFrom0to1 (float v) const noexcept
+    {
+        const auto& range = getNormalisableRange();
+        return range.snapToLegalValue (range.convertFrom0to1 (jlimit (0.0f, 1.0f, v)));
+    }
+};
+
+} // namespace juce