From 7149d726251fd69556d09a8d0e7894c993849ab7 Mon Sep 17 00:00:00 2001
From: Paul Davis <paul@linuxaudiosystems.com>
Date: Fri, 28 Jul 2017 11:02:34 -0400
Subject: verbose debug output for slave debugging

---
 libs/ardour/session_process.cc | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

(limited to 'libs/ardour/session_process.cc')

diff --git a/libs/ardour/session_process.cc b/libs/ardour/session_process.cc
index bac50b61a8..b59248cf0c 100644
--- a/libs/ardour/session_process.cc
+++ b/libs/ardour/session_process.cc
@@ -413,11 +413,13 @@ Session::process_with_events (pframes_t nframes)
 
 		if (!_exporting && _slave) {
 			if (!follow_slave (nframes)) {
+				cerr << "P-w-E: FS fail\n";
 				return;
 			}
 		}
 
 		if (_transport_speed == 0) {
+			cerr << "P-w-E: ts = 0\n";
 			no_roll (nframes);
 			return;
 		}
@@ -431,6 +433,7 @@ Session::process_with_events (pframes_t nframes)
 		framepos_t stop_limit = compute_stop_limit ();
 
 		if (maybe_stop (stop_limit)) {
+			cerr << "P-w-E: mebbe stop\n";
 			no_roll (nframes);
 			return;
 		}
@@ -466,6 +469,7 @@ Session::process_with_events (pframes_t nframes)
 				click (_transport_frame, this_nframes);
 
 				if (process_routes (this_nframes, session_needs_butler)) {
+					cerr << "P-w-E: PR fail\n";
 					fail_roll (nframes);
 					return;
 				}
@@ -480,6 +484,8 @@ Session::process_with_events (pframes_t nframes)
 					increment_transport_position (frames_moved);
 				}
 
+				cerr << "P-w-E: ts now = " << _transport_frame << endl;
+
 				maybe_stop (stop_limit);
 				check_declick_out ();
 			}
@@ -504,6 +510,7 @@ Session::process_with_events (pframes_t nframes)
 			/* if an event left our state changing, do the right thing */
 
 			if (nframes && non_realtime_work_pending()) {
+				cerr << "P-w-E: nrtwp no roll\n";
 				no_roll (nframes);
 				break;
 			}
@@ -516,6 +523,8 @@ Session::process_with_events (pframes_t nframes)
 
 	} /* implicit release of route lock */
 
+	cerr << "P-w-E: final ts = " << _transport_frame << endl;
+
 	if (session_needs_butler) {
 		DEBUG_TRACE (DEBUG::Butler, "p-with-events: session needs butler, call it\n");
 		_butler->summon ();
@@ -838,11 +847,13 @@ Session::process_without_events (pframes_t nframes)
 	if (!_exporting && _slave) {
 		if (!follow_slave (nframes)) {
 			ltc_tx_send_time_code_for_cycle (_transport_frame, _transport_frame, 0, 0 , nframes);
+			cerr << "p-WO-E: FS fail\n";
 			return;
 		}
 	}
 
 	if (_transport_speed == 0) {
+		cerr << "p-WO-E: ts = 0\n";
 		no_roll (nframes);
 		return;
 	}
@@ -868,17 +879,20 @@ Session::process_without_events (pframes_t nframes)
 	framepos_t const stop_limit = compute_stop_limit ();
 
 	if (maybe_stop (stop_limit)) {
+		cerr << "p-WO-E: mebbe stop\n";
 		no_roll (nframes);
 		return;
 	}
 
 	if (maybe_sync_start (nframes)) {
+		cerr << "p-WO-E: sync start said no\n";
 		return;
 	}
 
 	click (_transport_frame, nframes);
 
 	if (process_routes (nframes, session_needs_butler)) {
+		cerr << "p-WO-E: pr failed\n";
 		fail_roll (nframes);
 		return;
 	}
@@ -891,6 +905,8 @@ Session::process_without_events (pframes_t nframes)
 		increment_transport_position (frames_moved);
 	}
 
+	cerr << "p-WO-E: ts now " << _transport_frame << endl;
+
 	maybe_stop (stop_limit);
 	check_declick_out ();
 
-- 
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