Add state:loadDefaultState feature.

4 files changed, 27 insertions, 2 deletions

diff --git a/lv2/lv2plug.in/ns/ext/state/lv2-state.doap.ttl b/lv2/lv2plug.in/ns/ext/state/lv2-state.doap.ttl
index c26cba1..48fb89f 100644
--- a/lv2/lv2plug.in/ns/ext/state/lv2-state.doap.ttl
+++ b/lv2/lv2plug.in/ns/ext/state/lv2-state.doap.ttl
@@ -14,6 +14,14 @@
 		<http://drobilla.net/drobilla#me> ;
 	doap:maintainer <http://drobilla.net/drobilla#me> ;
 	doap:release [
+		doap:revision "1.3" ;
+		doap:created "2013-01-16" ;
+		dcs:changeset [
+			dcs:item [
+				rdfs:label "Add state:loadDefaultState feature so plugins can have their default state loaded without hard-coding default state as a special case."
+			]
+		]
+	] , [
 		doap:revision "1.2" ;
 		doap:created "2012-10-14" ;
 		doap:file-release <http://lv2plug.in/spec/lv2-1.2.0.tar.bz2> ;
diff --git a/lv2/lv2plug.in/ns/ext/state/manifest.ttl b/lv2/lv2plug.in/ns/ext/state/manifest.ttl
index c350e8f..4cc3b25 100644
--- a/lv2/lv2plug.in/ns/ext/state/manifest.ttl
+++ b/lv2/lv2plug.in/ns/ext/state/manifest.ttl
@@ -4,5 +4,5 @@
 <http://lv2plug.in/ns/ext/state>
 	a lv2:Specification ;
 	lv2:minorVersion 1 ;
-	lv2:microVersion 2 ;
+	lv2:microVersion 3 ;
 	rdfs:seeAlso <state.ttl> .
diff --git a/lv2/lv2plug.in/ns/ext/state/state.ttl b/lv2/lv2plug.in/ns/ext/state/state.ttl
index a9b997c..699ef45 100644
--- a/lv2/lv2plug.in/ns/ext/state/state.ttl
+++ b/lv2/lv2plug.in/ns/ext/state/state.ttl
@@ -240,6 +240,19 @@ the properties of the state dictionary (except the property that states it has
 this type).</p>
 """ .
 
+state:loadDefaultState
+	a lv2:Feature ;
+	lv2:documentation """
+<p>This feature indicates that the plugin has default state listed with the
+state:state property which should be loaded by the host before running the
+plugin.  Requiring this feature allows plugins to implement a single state
+loading mechanism which works for initialisation as well as restoration,
+without having to hard-code default state.</p>
+
+<p>To support this feature, the host MUST <q>restore</q> the default state
+after instantiating the plugin but before calling run().</p>
+""" .
+
 state:state
 	a rdf:Property ;
 	rdfs:label "state" ;
diff --git a/plugins/eg-sampler.lv2/sampler.ttl b/plugins/eg-sampler.lv2/sampler.ttl
index 446f5a3..072521a 100644
--- a/plugins/eg-sampler.lv2/sampler.ttl
+++ b/plugins/eg-sampler.lv2/sampler.ttl
@@ -38,7 +38,8 @@
 	lv2:project <http://lv2plug.in/ns/lv2> ;
 	lv2:requiredFeature urid:map ,
 		work:schedule ;
-	lv2:optionalFeature lv2:hardRTCapable ;
+	lv2:optionalFeature lv2:hardRTCapable ,
+		state:loadDefaultState ;
 	lv2:extensionData state:interface ,
 		work:interface ;
 	ui:ui <http://lv2plug.in/plugins/eg-sampler#ui> ;
@@ -68,6 +69,9 @@
 		lv2:index 2 ;
 		lv2:symbol "out" ;
 		lv2:name "Out"
+	] ;
+	state:state [
+		<http://lv2plug.in/plugins/eg-sampler#sample> <click.wav>
 	] .
 
 <http://lv2plug.in/plugins/eg-sampler#ui>