4 files changed, 163 insertions, 0 deletions
diff --git a/plugins/LV2/src/Focus/Focus.cpp b/plugins/LV2/src/Focus/Focus.cpp
new file mode 100644
index 0000000..0d6147a
--- /dev/null
+++ b/plugins/LV2/src/Focus/Focus.cpp
@@ -0,0 +1,41 @@
+#include "Focus.h"
+#include <iostream>
+#include <lv2wrapper.h>
+
+Focus::Focus(double rate)
+    : LV2Plugin(rate)
+{
+}
+
+void Focus::activate()
+{
+	A = 0.0;
+	B = 0.5;
+	C = 0.5;
+	D = 1.0;
+	E = 1.0;
+	for (int x = 0; x < 9; x++) {figureL[x] = 0.0;figureR[x] = 0.0;}
+	fpd = 17;
+	//this is reset: values being initialized only once. Startup values, whatever they are.
+	
+}
+
+void Focus::run(uint32_t num_samples)
+{
+    A = *params[0];
+    B = *params[1];
+    C = *params[2];
+    D = *params[3];
+    E = *params[4];
+
+    processReplacing(const_cast<float **>(in), out, num_samples);
+}
+
+//
+// Include the processing code from the VST version.
+//
+#include <cmath>
+#include "../../../LinuxVST/src/Focus/FocusProc.cpp"
+
+// Create the LV2Wrapper and register the plugin
+LV2Wrapper<Focus> plugin;
diff --git a/plugins/LV2/src/Focus/Focus.h b/plugins/LV2/src/Focus/Focus.h
new file mode 100644
index 0000000..41dc829
--- /dev/null
+++ b/plugins/LV2/src/Focus/Focus.h
@@ -0,0 +1,40 @@
+#ifndef __Focus_H
+#define __Focus_H
+
+#include <lv2plugin.h>
+
+class Focus : public LV2Plugin<5> {
+public:
+    Focus(double rate);
+
+    void activate();
+    void run(uint32_t num_samples);
+
+    static constexpr const char * URI = "https://www.airwindows.com/focus";
+
+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 figureL[9];
+	long double figureR[9];
+	uint32_t fpd;
+	//default stuff
+
+    float A;
+    float B;
+    float C;
+    float D;
+    float E; //parameters. Always 0-1, and we scale/alter them elsewhere.
+
+};
+
+#endif
diff --git a/plugins/LV2/src/Focus/Focus.ttl b/plugins/LV2/src/Focus/Focus.ttl
new file mode 100644
index 0000000..6dd5641
--- /dev/null
+++ b/plugins/LV2/src/Focus/Focus.ttl
@@ -0,0 +1,76 @@
+# Airwindows Focus 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/focus>
+    a lv2:Plugin ,
+        lv2:DistortionPlugin ;
+    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 "Boost" ;
+        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 "Focus" ;
+        lv2:default 0.5 ;
+        lv2:minimum 0.0 ;
+        lv2:maximum 1.0 ;
+    ] , [
+        a lv2:InputPort , lv2:ControlPort ;
+        lv2:index 2 ;
+        lv2:symbol "C" ;
+        lv2:name "Mode" ;
+        lv2:default 0.5 ;
+        lv2:minimum 0.0 ;
+        lv2:maximum 1.0 ;
+    ] , [
+        a lv2:InputPort , lv2:ControlPort ;
+        lv2:index 3 ;
+        lv2:symbol "D" ;
+        lv2:name "Output" ;
+        lv2:default 0.5 ;
+        lv2:minimum 0.0 ;
+        lv2:maximum 1.0 ;
+    ] , [
+        a lv2:InputPort , lv2:ControlPort ;
+        lv2:index 4 ;
+        lv2:symbol "E" ;
+        lv2:name "Dry/Wet" ;
+        lv2:default 0.5 ;
+        lv2:minimum 0.0 ;
+        lv2:maximum 1.0 ;
+    ] , [
+        a lv2:InputPort , lv2:AudioPort ;
+        lv2:index 5 ;
+        lv2:symbol "in_l" ;
+        lv2:name "In left" ;
+    ] , [
+        a lv2:InputPort , lv2:AudioPort ;
+        lv2:index 6 ;
+        lv2:symbol "in_r" ;
+        lv2:name "In right" ;
+    ] , [
+        a lv2:OutputPort , lv2:AudioPort ;
+        lv2:index 7 ;
+        lv2:symbol "out_l" ;
+        lv2:name "Out left" ;
+    ] , [
+        a lv2:OutputPort , lv2:AudioPort ;
+        lv2:index 8 ;
+        lv2:symbol "out_r" ;
+        lv2:name "Out right" ;
+    ] .
diff --git a/plugins/LV2/src/Focus/manifest.ttl.in b/plugins/LV2/src/Focus/manifest.ttl.in
new file mode 100644
index 0000000..1f7b567
--- /dev/null
+++ b/plugins/LV2/src/Focus/manifest.ttl.in
@@ -0,0 +1,6 @@
+airwindows:focus
+    a lv2:Plugin ;
+    doap:name "Airwindows Focus" ;
+    doap:license <http://opensource.org/licenses/mit> ;
+    lv2:binary <Focus@CMAKE_SHARED_LIBRARY_SUFFIX@> ;
+    rdfs:seeAlso <Focus.ttl> .