add 16-channel version

CMakeLists.txt

@@ -19,5 +19,6 @@ install(
   "manifest.ttl"
   "handrumr.ttl"
   "handrumr2.ttl"
+  "handrumr16.ttl"
   DESTINATION
   /usr/local/lib/lv2/${PROJECT_NAME}.lv2)
\ No newline at end of file

handrumr.cpp

@@ -35,6 +35,8 @@ instantiate(const LV2_Descriptor* descriptor, double rate, const char *path,
         uint16_t channels = 1;
         if(!strcmp(descriptor->URI, HANDRUMR2_URI)) {
             channels = 2;
+        } else if(!strcmp(descriptor->URI, HANDRUMR16_URI)) {
+            channels = 16;
         }
         return (LV2_Handle)new Plugin(features, channels);
     }
@@ -122,6 +124,17 @@ static const LV2_Descriptor descriptor2 = {
     extension_data
 };
 
+static const LV2_Descriptor descriptor16 = {
+    HANDRUMR16_URI,
+    instantiate,
+    connect_port,
+    activate,
+    run,
+    deactivate,
+    cleanup,
+    extension_data
+};
+
 LV2_SYMBOL_EXPORT const LV2_Descriptor* lv2_descriptor(uint32_t index)
 {
 	switch (index) {
@@ -129,7 +142,9 @@ LV2_SYMBOL_EXPORT const LV2_Descriptor* lv2_descriptor(uint32_t index)
 		return &descriptor;
     case 1:
         return &descriptor2;
-	default:
+    case 2:
+        return &descriptor16;
+    default:
 		return NULL;
 	}
 }

handrumr16.ttl

+@prefix atom:  <http://lv2plug.in/ns/ext/atom#> .
+@prefix doap:  <http://usefulinc.com/ns/doap#> .
+@prefix lv2:   <http://lv2plug.in/ns/lv2core#> .
+@prefix patch: <http://lv2plug.in/ns/ext/patch#> .
+@prefix rdfs:  <http://www.w3.org/2000/01/rdf-schema#> .
+@prefix state: <http://lv2plug.in/ns/ext/state#> .
+@prefix ui:    <http://lv2plug.in/ns/extensions/ui#> .
+@prefix urid:  <http://lv2plug.in/ns/ext/urid#> .
+@prefix work:  <http://lv2plug.in/ns/ext/worker#> .
+@prefix param: <http://lv2plug.in/ns/ext/parameters#> .
+
+<http://j2page.org/lv2/handrumr16>
+	a lv2:Plugin ;
+	doap:name "handrumr16.lv2" ;
+	doap:license <https://opensource.org/licenses/GPL-3.0> ;
+	lv2:requiredFeature urid:map ;
+	lv2:optionalFeature lv2:hardRTCapable ;
+	lv2:extensionData state:interface ;
+	lv2:port [
+		a lv2:InputPort ,
+			atom:AtomPort ;
+		atom:bufferType atom:Sequence ;
+		atom:supports <http://lv2plug.in/ns/ext/midi#MidiEvent> ,
+			patch:Message ;
+		lv2:designation lv2:control ;
+		lv2:index 0 ;
+		lv2:symbol "control" ;
+		lv2:name "Control"
+	] , [
+		a lv2:AudioPort ,
+			lv2:OutputPort ;
+		lv2:index 1 ;
+		lv2:symbol "out_1" ;
+		lv2:name "Out 1"
+	] , [
+		a lv2:AudioPort ,
+			lv2:OutputPort ;
+		lv2:index 2 ;
+		lv2:symbol "out_2" ;
+		lv2:name "Out 2"
+        ] , [
+		a lv2:AudioPort ,
+			lv2:OutputPort ;
+		lv2:index 3 ;
+		lv2:symbol "out_3" ;
+		lv2:name "Out 3"
+	] , [
+		a lv2:AudioPort ,
+			lv2:OutputPort ;
+		lv2:index 4 ;
+		lv2:symbol "out_4" ;
+		lv2:name "Out 4"
+	] , [
+		a lv2:AudioPort ,
+			lv2:OutputPort ;
+		lv2:index 5 ;
+		lv2:symbol "out_5" ;
+		lv2:name "Out 5"
+	] , [
+		a lv2:AudioPort ,
+			lv2:OutputPort ;
+		lv2:index 6 ;
+		lv2:symbol "out_6" ;
+		lv2:name "Out 6"
+	] , [
+		a lv2:AudioPort ,
+			lv2:OutputPort ;
+		lv2:index 7 ;
+		lv2:symbol "out_7" ;
+		lv2:name "Out 7"
+	] , [
+		a lv2:AudioPort ,
+			lv2:OutputPort ;
+		lv2:index 8 ;
+		lv2:symbol "out_8" ;
+		lv2:name "Out 8"
+	] , [
+		a lv2:AudioPort ,
+			lv2:OutputPort ;
+		lv2:index 9 ;
+		lv2:symbol "out_9" ;
+		lv2:name "Out 9"
+	] , [
+		a lv2:AudioPort ,
+			lv2:OutputPort ;
+		lv2:index 10 ;
+		lv2:symbol "out_10" ;
+		lv2:name "Out 10"
+	] , [
+		a lv2:AudioPort ,
+			lv2:OutputPort ;
+		lv2:index 11 ;
+		lv2:symbol "out_11" ;
+		lv2:name "Out 11"
+	] , [
+		a lv2:AudioPort ,
+			lv2:OutputPort ;
+		lv2:index 12 ;
+		lv2:symbol "out_12" ;
+		lv2:name "Out 12"
+	] , [
+		a lv2:AudioPort ,
+			lv2:OutputPort ;
+		lv2:index 13 ;
+		lv2:symbol "out_13" ;
+		lv2:name "Out 13"
+	] , [
+		a lv2:AudioPort ,
+			lv2:OutputPort ;
+		lv2:index 14 ;
+		lv2:symbol "out_14" ;
+		lv2:name "Out 14"
+	] , [
+		a lv2:AudioPort ,
+			lv2:OutputPort ;
+		lv2:index 15 ;
+		lv2:symbol "out_15" ;
+		lv2:name "Out 15"
+	] , [
+		a lv2:AudioPort ,
+			lv2:OutputPort ;
+		lv2:index 16 ;
+		lv2:symbol "out_16" ;
+		lv2:name "Out 16"
+	] ;
+	state:state [
+		<http://j2page.org/lv2/handrumr#config>'''
+	{}
+	'''
+	] .
+

manifest.ttl

@@ -10,3 +10,8 @@
 	a lv2:Plugin ;
 	lv2:binary <handrumr.so> ;
 	rdfs:seeAlso <handrumr2.ttl> .
+
+<http://j2page.org/lv2/handrumr16>
+	a lv2:Plugin ;
+	lv2:binary <handrumr.so> ;
+	rdfs:seeAlso <handrumr16.ttl> .
\ No newline at end of file

plugin.h

@@ -34,6 +34,7 @@
 
 #define HANDRUMR_URI          "http://j2page.org/lv2/handrumr"
 #define HANDRUMR2_URI         HANDRUMR_URI "2"
+#define HANDRUMR16_URI        HANDRUMR_URI "16"
 #define HANDRUMR__config      HANDRUMR_URI "#config"
 
 #define MAX_POLYPHONY 1024