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livetrax/gtk2_ardour/timers.cc

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/*
* Copyright (C) 2014 Tim Mayberry <mojofunk@gmail.com>
* Copyright (C) 2015 Robin Gareus <robin@gareus.org>
*
* 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
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <atomic>
#include "timers.h"
#include "pbd/atomic.h"
#include "pbd/timer.h"
#include "pbd/debug.h"
#include "pbd/compose.h"
#include "debug.h"
namespace {
class StandardTimer : public PBD::StandardTimer
{
public:
StandardTimer (unsigned int interval)
: PBD::StandardTimer(interval)
{ }
virtual bool on_elapsed () {
DEBUG_TIMING_ADD_ELAPSED(PBD::DEBUG::GUITiming, timing_interval_data);
DEBUG_TIMING_START(PBD::DEBUG::GUITiming, timing_exec_data);
bool ret_val = PBD::StandardTimer::on_elapsed ();
DEBUG_TIMING_ADD_ELAPSED(PBD::DEBUG::GUITiming, timing_exec_data);
DEBUG_TIMING_START(PBD::DEBUG::GUITiming, timing_interval_data);
return ret_val;
}
#ifndef NDEBUG
PBD::TimingData timing_interval_data;
PBD::TimingData timing_exec_data;
#endif
};
class BlinkTimer : public PBD::BlinkTimer
{
public:
BlinkTimer (unsigned int interval)
: PBD::BlinkTimer(interval)
{ }
virtual bool on_elapsed () {
DEBUG_TIMING_ADD_ELAPSED(PBD::DEBUG::GUITiming, timing_interval_data);
DEBUG_TIMING_START(PBD::DEBUG::GUITiming, timing_exec_data);
bool ret_val = PBD::BlinkTimer::on_elapsed ();
DEBUG_TIMING_ADD_ELAPSED(PBD::DEBUG::GUITiming, timing_exec_data);
DEBUG_TIMING_START(PBD::DEBUG::GUITiming, timing_interval_data);
return ret_val;
}
#ifndef NDEBUG
PBD::TimingData timing_interval_data;
PBD::TimingData timing_exec_data;
#endif
};
class UITimers
{
public:
UITimers ()
: blink(240)
, second(1000)
, rapid(100)
, super_rapid(40)
, fps(40)
{
_suspend_counter.store (0);
#ifndef NDEBUG
second.connect (sigc::mem_fun (*this, &UITimers::on_second_timer));
#endif
}
BlinkTimer blink;
StandardTimer second;
StandardTimer rapid;
StandardTimer super_rapid;
StandardTimer fps;
std::atomic<int> _suspend_counter;
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#ifndef NDEBUG
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std::vector<int64_t> rapid_eps_count;
std::vector<int64_t> super_rapid_eps_count;
std::vector<int64_t> fps_eps_count;
private:
void debug_rapid_timer () {
DEBUG_TRACE(PBD::DEBUG::GUITiming, string_compose ("Rapid Connections: %1\n", rapid.connection_count ()));
rapid_eps_count.push_back (rapid.timing_exec_data.size());
DEBUG_TRACE(PBD::DEBUG::GUITiming, string_compose ("Rapid Exec Totals: %1", PBD::timing_summary (rapid_eps_count)));
DEBUG_TRACE(PBD::DEBUG::GUITiming, string_compose ("Rapid Interval: %1", rapid.timing_interval_data.summary()));
DEBUG_TRACE(PBD::DEBUG::GUITiming, string_compose ("Rapid Exec: %1", rapid.timing_exec_data.summary()));
DEBUG_TIMING_RESET(PBD::DEBUG::GUITiming, rapid.timing_interval_data);
DEBUG_TIMING_RESET(PBD::DEBUG::GUITiming, rapid.timing_exec_data);
}
void debug_super_rapid_timer () {
// we don't use this timer on windows so don't display empty data for it
#ifndef PLATFORM_WINDOWS
DEBUG_TRACE(PBD::DEBUG::GUITiming, string_compose ("Super Rapid Connections: %1\n", super_rapid.connection_count ()));
super_rapid_eps_count.push_back (super_rapid.timing_exec_data.size());
DEBUG_TRACE(PBD::DEBUG::GUITiming, string_compose ("Super Rapid Exec Totals: %1", PBD::timing_summary (super_rapid_eps_count)));
DEBUG_TRACE(PBD::DEBUG::GUITiming, string_compose ("Super Rapid Interval: %1", super_rapid.timing_interval_data.summary()));
DEBUG_TRACE(PBD::DEBUG::GUITiming, string_compose ("Super Rapid Exec: %1", super_rapid.timing_exec_data.summary()));
DEBUG_TIMING_RESET(PBD::DEBUG::GUITiming, super_rapid.timing_interval_data);
DEBUG_TIMING_RESET(PBD::DEBUG::GUITiming, super_rapid.timing_exec_data);
#endif
}
void debug_fps_timer () {
DEBUG_TRACE(PBD::DEBUG::GUITiming, string_compose ("FPS Connections: %1\n", fps.connection_count ()));
fps_eps_count.push_back (fps.timing_exec_data.size());
DEBUG_TRACE(PBD::DEBUG::GUITiming, string_compose ("FPS Exec Totals: %1", PBD::timing_summary (fps_eps_count)));
DEBUG_TRACE(PBD::DEBUG::GUITiming, string_compose ("FPS Interval: %1", fps.timing_interval_data.summary()));
DEBUG_TRACE(PBD::DEBUG::GUITiming, string_compose ("FPS Exec: %1", fps.timing_exec_data.summary()));
DEBUG_TIMING_RESET(PBD::DEBUG::GUITiming, fps.timing_interval_data);
DEBUG_TIMING_RESET(PBD::DEBUG::GUITiming, fps.timing_exec_data);
}
void on_second_timer () {
debug_rapid_timer ();
debug_super_rapid_timer ();
debug_fps_timer ();
}
#endif
};
UITimers&
get_timers ()
{
static UITimers timers;
return timers;
}
} // anon namespace
namespace Timers {
sigc::connection
blink_connect(const sigc::slot<void,bool>& slot)
{
return get_timers().blink.connect (slot);
}
sigc::connection
second_connect(const sigc::slot<void>& slot)
{
return get_timers().second.connect (slot);
}
sigc::connection
rapid_connect(const sigc::slot<void>& slot)
{
return get_timers().rapid.connect (slot);
}
sigc::connection
super_rapid_connect(const sigc::slot<void>& slot)
{
#ifdef PLATFORM_WINDOWS
return get_timers().fps.connect (slot);
#else
return get_timers().super_rapid.connect (slot);
#endif
}
void
set_fps_interval (unsigned int interval)
{
get_timers().fps.set_interval (interval);
}
sigc::connection
fps_connect(const sigc::slot<void>& slot)
{
return get_timers().fps.connect (slot);
}
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TimerSuspender::TimerSuspender ()
{
if (get_timers()._suspend_counter.fetch_add (1) == 0) {
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get_timers().rapid.suspend();
get_timers().super_rapid.suspend();
get_timers().fps.suspend();
}
}
TimerSuspender::~TimerSuspender ()
{
if (PBD::atomic_dec_and_test (get_timers()._suspend_counter)) {
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get_timers().rapid.resume();
get_timers().super_rapid.resume();
get_timers().fps.resume();
}
}
} // namespace Timers