4 files changed, 176 insertions, 0 deletions
diff --git a/plugins/LV2/src/Melt/Melt.cpp b/plugins/LV2/src/Melt/Melt.cpp
new file mode 100644
index 0000000..ab0a549
--- /dev/null
+++ b/plugins/LV2/src/Melt/Melt.cpp
@@ -0,0 +1,49 @@
+#include "Melt.h"
+#include <iostream>
+#include <lv2wrapper.h>
+
+Melt::Melt(double rate)
+    : LV2Plugin(rate)
+{
+}
+
+void Melt::activate()
+{
+	A = 0.25;
+	B = 0.75;
+	C = 1.0;
+	D = 1.0;
+
+	for(int count = 0; count < 32001; count++) {dL[count] = 0;dR[count] = 0;}
+	combineL = 0; combineR = 0;
+	scalefactorL = 0.999; scalefactorR = 0.999;
+
+	for(int count = 0; count < 31; count++) {minTap[count] = 0; maxTap[count] = 0; position[count] = 1; stepTap[count] = 1;}
+	stepCount = 0;
+	slowCount = 0;
+	gcount = 0;
+	
+	fpNShapeL = 0.0;
+	fpNShapeR = 0.0;
+	//this is reset: values being initialized only once. Startup values, whatever they are.
+	
+}
+
+void Melt::run(uint32_t num_samples)
+{
+    A = *params[0];
+    B = *params[1];
+    C = *params[2];
+    D = *params[3];
+
+    processReplacing(const_cast<float **>(in), out, num_samples);
+}
+
+//
+// Include the processing code from the VST version.
+//
+#include <cmath>
+#include "../../../LinuxVST/src/Melt/MeltProc.cpp"
+
+// Create the LV2Wrapper and register the plugin
+LV2Wrapper<Melt> plugin;
diff --git a/plugins/LV2/src/Melt/Melt.h b/plugins/LV2/src/Melt/Melt.h
new file mode 100644
index 0000000..b122a01
--- /dev/null
+++ b/plugins/LV2/src/Melt/Melt.h
@@ -0,0 +1,53 @@
+#ifndef __Melt_H
+#define __Melt_H
+
+#include <lv2plugin.h>
+
+class Melt : public LV2Plugin<4> {
+public:
+    Melt(double rate);
+
+    void activate();
+    void run(uint32_t num_samples);
+
+    static constexpr const char * URI = "https://www.airwindows.com/melt";
+
+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.
+     */
+        
+	float dL[32002];
+	float dR[32002];
+	float combineL;
+	float combineR;
+	float scalefactorL;
+	float scalefactorR;
+
+	int minTap[32];
+	int maxTap[32];
+	int position[32];
+	int stepTap[32];
+	int stepCount;
+	int slowCount;
+	int gcount;
+
+	long double fpNShapeL;
+	long double fpNShapeR;
+	//default stuff
+
+    float A;
+    float B;
+    float C;
+    float D; //parameters. Always 0-1, and we scale/alter them elsewhere.
+
+};
+
+#endif
diff --git a/plugins/LV2/src/Melt/Melt.ttl b/plugins/LV2/src/Melt/Melt.ttl
new file mode 100644
index 0000000..ef9f5d1
--- /dev/null
+++ b/plugins/LV2/src/Melt/Melt.ttl
@@ -0,0 +1,68 @@
+# Airwindows Melt 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/melt>
+    a lv2:Plugin ,
+        lv2:EffectsPlugin ;
+    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 "Depth" ;
+        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 "Range" ;
+        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 "Output" ;
+        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 "Dry/Wet" ;
+        lv2:default 0.5 ;
+        lv2:minimum 0.0 ;
+        lv2:maximum 1.0 ;
+    ] , [
+        a lv2:InputPort , lv2:AudioPort ;
+        lv2:index 4 ;
+        lv2:symbol "in_l" ;
+        lv2:name "In left" ;
+    ] , [
+        a lv2:InputPort , lv2:AudioPort ;
+        lv2:index 5 ;
+        lv2:symbol "in_r" ;
+        lv2:name "In right" ;
+    ] , [
+        a lv2:OutputPort , lv2:AudioPort ;
+        lv2:index 6 ;
+        lv2:symbol "out_l" ;
+        lv2:name "Out left" ;
+    ] , [
+        a lv2:OutputPort , lv2:AudioPort ;
+        lv2:index 7 ;
+        lv2:symbol "out_r" ;
+        lv2:name "Out right" ;
+    ] .
diff --git a/plugins/LV2/src/Melt/manifest.ttl.in b/plugins/LV2/src/Melt/manifest.ttl.in
new file mode 100644
index 0000000..45602b0
--- /dev/null
+++ b/plugins/LV2/src/Melt/manifest.ttl.in
@@ -0,0 +1,6 @@
+airwindows:melt
+    a lv2:Plugin ;
+    doap:name "Airwindows Melt" ;
+    doap:license <http://opensource.org/licenses/mit> ;
+    lv2:binary <Melt@CMAKE_SHARED_LIBRARY_SUFFIX@> ;
+    rdfs:seeAlso <Melt.ttl> .