X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fardour%2Fardour%2Fcycle_timer.h;h=54a2d1d8f2d27f47df119a55902e42828f721312;hb=79b1275b7c293ffa673e13c9e1affbc8deeed0a5;hp=2fccec84cff64d66cbbf4695f5f6ed9eb352c00a;hpb=e0aaed6d65f160c328cb8b56d7c6552ee15d65e2;p=ardour.git

diff --git a/libs/ardour/ardour/cycle_timer.h b/libs/ardour/ardour/cycle_timer.h
index 2fccec84cf..54a2d1d8f2 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
@@ -22,29 +22,76 @@
 
 #include <string>
 #include <iostream>
+#include <cstdlib>
 
+#include "ardour/libardour_visibility.h"
 #include "ardour/cycles.h"
+#include "ardour/debug.h"
 
-class CycleTimer {
+float get_mhz ();
+
+class LIBARDOUR_API 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 (DEBUG_ENABLED (PBD::DEBUG::CycleTimers)) {
+			_name = name;
+			if (cycles_per_usec == 0) {
+				cycles_per_usec = get_mhz ();
+			}
+			_entry = get_cycles();
 		}
-		_entry = get_cycles();
+#else
+		(void) name;
+#endif
 	}
+
 	~CycleTimer() {
-		_exit = get_cycles();
-		std::cerr << _name << ": " << (float) (_exit - _entry) / cycles_per_usec << " (" <<  _entry << ", " << _exit << ')' << endl;
+#ifndef NDEBUG
+		if (DEBUG_ENABLED (PBD::DEBUG::CycleTimers)) {
+			_exit = get_cycles();
+			std::cerr << _name << ": " << (float) (_exit - _entry) / cycles_per_usec << " (" <<  _entry << ", " << _exit << ')' << std::endl;
+		}
+#endif
 	}
+};
+
+class LIBARDOUR_API StoringTimer
+{
+public:
+	StoringTimer (int);
+	void ref ();
+	void check (int);
+#ifndef NDEBUG
+	void dump (std::string const &);
+#endif
 
-	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__ */