LV2: Added Aura, Average and AverMatrix plugins.

Tried a way to get the units/labels for the AverMatrix controls to
better fit. It's not perfect, and I'm not sure if it's possible to make
it fit 100% either. I'll have to explore this some more.

4 files changed, 131 insertions, 0 deletions

diff --git a/plugins/LV2/src/Aura/Aura.cpp b/plugins/LV2/src/Aura/Aura.cpp
new file mode 100644
index 0000000..cb205ce
--- /dev/null
+++ b/plugins/LV2/src/Aura/Aura.cpp
@@ -0,0 +1,25 @@
+#include "Aura.h"
+#include <iostream>
+#include <lv2wrapper.h>
+
+Aura::Aura(double rate)
+    : LV2Plugin(rate)
+{
+}
+
+void Aura::run(uint32_t num_samples)
+{
+    A = *params[0];
+    B = *params[1];
+
+    processReplacing(const_cast<float **>(in), out, num_samples);
+}
+
+//
+// Include the processing code from the VST version.
+//
+#include <cmath>
+#include "../../../LinuxVST/src/Aura/AuraProc.cpp"
+
+// Create the LV2Wrapper and register the plugin
+LV2Wrapper<Aura> plugin;
diff --git a/plugins/LV2/src/Aura/Aura.h b/plugins/LV2/src/Aura/Aura.h
new file mode 100644
index 0000000..5692234
--- /dev/null
+++ b/plugins/LV2/src/Aura/Aura.h
@@ -0,0 +1,42 @@
+#ifndef __Aura_H
+#define __Aura_H
+
+#include <lv2plugin.h>
+
+class Aura : public LV2Plugin<2> {
+public:
+    Aura(double rate);
+
+    void run(uint32_t num_samples);
+
+    static constexpr const char * URI = "https://www.airwindows.com/aura";
+
+private:
+    /*
+     * These are the original DSP functions from the VST plugin.
+     * They need to be called from the LV2 plugins `run` function.
+     */
+    void processReplacing(float **in, float **out, VstInt32 samples);
+    void processDoubleReplacing(double **in, double **out, VstInt32 samples);
+
+    /*
+     * Members needed by the processing functions.
+     */
+	long double fpNShapeL;
+	long double fpNShapeR;
+	//default stuff
+	long double lastSampleL;
+	double previousVelocityL;
+	long double lastSampleR;
+	double previousVelocityR;
+
+	double bL[21];
+	double bR[21];
+	double f[21];
+
+
+    float A;
+    float B;
+};
+
+#endif
diff --git a/plugins/LV2/src/Aura/Aura.ttl b/plugins/LV2/src/Aura/Aura.ttl
new file mode 100644
index 0000000..9fe503f
--- /dev/null
+++ b/plugins/LV2/src/Aura/Aura.ttl
@@ -0,0 +1,52 @@
+# Airwindows Aura plugin description
+
+@prefix lv2:   <http://lv2plug.in/ns/lv2core#> .
+@prefix rdf:   <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
+@prefix rdfs:  <http://www.w3.org/2000/01/rdf-schema#> .
+@prefix units: <http://lv2plug.in/ns/extensions/units#> .
+
+<https://www.airwindows.com/aura>
+    a lv2:Plugin ,
+        lv2:EffectPlugin ;
+    lv2:project <https://www.airwindows.com> ;
+
+    lv2:optionalFeature lv2:hardRTCapable ;
+
+    # Define the ports for this plugin.
+    lv2:port [
+      a lv2:InputPort , lv2:ControlPort ;
+      lv2:index 0 ;
+      lv2:symbol "A" ;
+      lv2:name "Voicing" ;
+      lv2:default 0.5 ;
+      lv2:minimum 0.0 ;
+      lv2:maximum 1.0 ;
+    ] , [
+      a lv2:InputPort , lv2:ControlPort ;
+      lv2:index 1 ;
+      lv2:symbol "B" ;
+      lv2:name "Dry/Wet" ;
+      lv2:default 1.0 ;
+      lv2:minimum 0.0 ;
+      lv2:maximum 1.0 ;
+    ] , [
+      a lv2:InputPort , lv2:AudioPort ;
+      lv2:index 2 ;
+      lv2:symbol "in_l" ;
+      lv2:name "In left" ;
+    ] , [
+      a lv2:InputPort , lv2:AudioPort ;
+      lv2:index 3 ;
+      lv2:symbol "in_r" ;
+      lv2:name "In right" ;
+    ] , [
+      a lv2:OutputPort , lv2:AudioPort ;
+      lv2:index 4 ;
+      lv2:symbol "out_l" ;
+      lv2:name "Out left" ;
+    ] , [
+      a lv2:OutputPort , lv2:AudioPort ;
+      lv2:index 5 ;
+      lv2:symbol "out_r" ;
+      lv2:name "Out right" ;
+    ] .
diff --git a/plugins/LV2/src/Aura/manifest.ttl.in b/plugins/LV2/src/Aura/manifest.ttl.in
new file mode 100644
index 0000000..66612e7
--- /dev/null
+++ b/plugins/LV2/src/Aura/manifest.ttl.in
@@ -0,0 +1,12 @@
+# LV2 Plugin manifest for Airwindows Aura plugin
+
+@prefix doap:  <http://usefulinc.com/ns/doap#> .
+@prefix lv2: <http://lv2plug.in/ns/lv2core#> .
+@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
+
+<https://www.airwindows.com/aura>
+    a lv2:Plugin ;
+    doap:name "Airwindows Aura" ;
+    doap:license <http://opensource.org/licenses/mit> ;
+    lv2:binary <Aura@CMAKE_SHARED_LIBRARY_SUFFIX@> ;
+    rdfs:seeAlso <Aura.ttl> .