From: Robin Gareus <robin@gareus.org>
Date: Wed, 4 Jun 2014 00:23:24 +0000 (+0200)
Subject: add API to query a processor's frozen state.
X-Git-Tag: 4.0-rc1~1601^2~1077
X-Git-Url: https://main.carlh.net/gitweb/?a=commitdiff_plain;h=a771dea20332bf31162ccb13a518e0348b441dd1;hp=0889336aac57f9e0dde9a25f51db5fffb9f069d2;p=ardour.git

add API to query a processor's frozen state.
---

diff --git a/libs/ardour/ardour/audio_track.h b/libs/ardour/ardour/audio_track.h
index 0bc8be81f4..ace5a041ce 100644
--- a/libs/ardour/ardour/audio_track.h
+++ b/libs/ardour/ardour/audio_track.h
@@ -52,6 +52,7 @@ class LIBARDOUR_API AudioTrack : public Track
 
 	void freeze_me (InterThreadInfo&);
 	void unfreeze ();
+	bool frozen_processor(PBD::ID const) const;
 
 	bool bounceable (boost::shared_ptr<Processor>, bool include_endpoint) const;
 	boost::shared_ptr<Region> bounce (InterThreadInfo&);
diff --git a/libs/ardour/ardour/track.h b/libs/ardour/ardour/track.h
index 736ca8c6dd..7691981fa4 100644
--- a/libs/ardour/ardour/track.h
+++ b/libs/ardour/ardour/track.h
@@ -88,6 +88,7 @@ class LIBARDOUR_API Track : public Route, public PublicDiskstream
 
 	virtual void freeze_me (InterThreadInfo&) = 0;
 	virtual void unfreeze () = 0;
+	virtual bool frozen_processor(PBD::ID const) const { return false; }
 
 	/** @return true if the track can be bounced, or false otherwise.
 	 */
diff --git a/libs/ardour/audio_track.cc b/libs/ardour/audio_track.cc
index 13d5c43dda..5b9df22a7b 100644
--- a/libs/ardour/audio_track.cc
+++ b/libs/ardour/audio_track.cc
@@ -601,6 +601,21 @@ AudioTrack::freeze_me (InterThreadInfo& itt)
 	FreezeChange(); /* EMIT SIGNAL */
 }
 
+bool
+AudioTrack::frozen_processor(PBD::ID const id) const
+{
+	if (freeze_state() != AudioTrack::Frozen) {
+		return false;
+	}
+
+	for (vector<FreezeRecordProcessorInfo*>::const_iterator ii = _freeze_record.processor_info.begin(); ii != _freeze_record.processor_info.end(); ++ii) {
+		if ((*ii)->id == id) {
+			return true;
+		}
+	}
+	return false;
+}
+
 void
 AudioTrack::unfreeze ()
 {