X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fardour%2Fardour%2Fcycle_timer.h;h=35cc2a4c735238a59c043f1c68a9bc6b881b3e96;hb=18bc80a01c7154569f49d4c33b92e5753b65b438;hp=b9cbbbf0a8ded5550947f0a33c45228309cf6b0a;hpb=7ff370e79895d7eb293e7214689b791bd98415fb;p=ardour.git

diff --git a/libs/ardour/ardour/cycle_timer.h b/libs/ardour/ardour/cycle_timer.h
index b9cbbbf0a8..35cc2a4c73 100644
--- a/libs/ardour/ardour/cycle_timer.h
+++ b/libs/ardour/ardour/cycle_timer.h
@@ -1,5 +1,5 @@
 /*
-    Copyright (C) 2002 Paul Davis 
+    Copyright (C) 2002 Paul Davis
 
     This program is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
@@ -15,7 +15,6 @@
     along with this program; if not, write to the Free Software
     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 
-    $Id$
 */
 
 #ifndef __ardour_cycle_timer_h__
@@ -23,29 +22,71 @@
 
 #include <string>
 #include <iostream>
+#include <cstdlib>
 
-#include <ardour/cycles.h>
+#include "ardour/cycles.h"
+#include "ardour/debug.h"
+
+float get_mhz ();
 
 class CycleTimer {
   private:
 	static float cycles_per_usec;
+#ifndef NDEBUG
 	cycles_t _entry;
 	cycles_t _exit;
 	std::string _name;
-	
+#endif
+
   public:
-	CycleTimer(std::string name) : _name (name){
-		if (cycles_per_usec == 0) {
-			cycles_per_usec = get_mhz ();
+	CycleTimer(const std::string& name) {
+#ifndef NDEBUG
+		if (PBD::debug_bits & PBD::DEBUG::CycleTimers) {
+			_name = name;
+			if (cycles_per_usec == 0) {
+				cycles_per_usec = get_mhz ();
+			}
+			_entry = get_cycles();
 		}
-		_entry = get_cycles();
+#endif
 	}
+
 	~CycleTimer() {
-		_exit = get_cycles();
-		std::cerr << _name << ": " << (float) (_exit - _entry) / cycles_per_usec << " (" <<  _entry << ", " << _exit << ')' << endl;
+#ifndef NDEBUG
+		if (PBD::debug_bits & PBD::DEBUG::CycleTimers) {
+			_exit = get_cycles();
+			std::cerr << _name << ": " << (float) (_exit - _entry) / cycles_per_usec << " (" <<  _entry << ", " << _exit << ')' << std::endl;
+		}
+#endif
 	}
+};
+
+class StoringTimer
+{
+public:
+	StoringTimer (int);
+	void ref ();
+	void check (int);
+	void dump (std::string const &);
 
-	static float get_mhz ();
+private:
+	cycles_t _current_ref;
+	int* _point;
+	cycles_t* _value;
+	cycles_t* _ref;
+	int _points;
+	int _max_points;
 };
 
+#ifdef PT_TIMING
+extern StoringTimer ST;
+#define PT_TIMING_REF ST.ref();
+#define PT_TIMING_CHECK(x) ST.check(x);
+#endif
+
+#ifndef PT_TIMING
+#define PT_TIMING_REF
+#define PT_TIMING_CHECK(x)
+#endif
+
 #endif /* __ardour_cycle_timer_h__ */