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#include "timer.hpp"
#include <cinttypes>
#include "utils/utils.hpp"
#ifdef EMSCRIPTEN
#include <emscripten/html5.h>
#endif
#ifdef TEST
#define OVERRIDABLE_DURING_TESTING __attribute__((weak))
#else
#define OVERRIDABLE_DURING_TESTING static inline
#endif
OVERRIDABLE_DURING_TESTING uint64_t monotonic_timestamp_ms() {
#ifdef EMSCRIPTEN
return emscripten_get_now();
#else
return 0.0; // TODO: unimplemented
#endif
}
namespace time_const {
static const int64_t MSEC = 1;
static const int64_t SEC = 1000 * MSEC;
static const int64_t MIN = 60 * SEC;
static const int64_t HOUR = 60 * MIN;
};
FreqTimer::FreqTimer() {
clear();
}
static void _append_ratio(std::string & display_val, int64_t & ms, int64_t ratio, bool two_digit = true) {
int64_t amount = ms / ratio;
ms -= amount * ratio;
char buf[3];
if(two_digit) {
snprintf(buf, sizeof(buf), "%02" PRIi64, amount);
} else {
snprintf(buf, sizeof(buf), "%1" PRIi64, amount);
}
display_val.append(buf);
}
std::string FreqTimer::counter_display_value() const {
using namespace time_const;
int64_t ms = time_ms();
std::string display_val;
if(ms < 0) {
display_val.append("+ ");
ms = -ms;
}
if(ms > 99 * HOUR) {
return "MAX TIME EXCEEDED";
}
_append_ratio(display_val, ms, HOUR);
display_val.append(" : ");
_append_ratio(display_val, ms, MIN);
display_val.append(" : ");
_append_ratio(display_val, ms, SEC);
display_val.append(".");
_append_ratio(display_val, ms, 100 * MSEC, false);
return display_val;
}
std::string FreqTimer::record_floor_display() const {
double record_floor = this->record_floor();
std::string record_floor_label;
format_rate(record_floor_label, record_floor);
if(overtime()) {
std::string rec_floor_overtime;
format_rate(rec_floor_overtime, overtime_record_floor());
record_floor_label.append(", ");
record_floor_label.append(rec_floor_overtime);
}
return record_floor_label;
}
void FreqTimer::increment_preset_ms(uint64_t amount_ms) {
if(_state != State::SETTING) {
clear();
}
_preset_ms += amount_ms;
}
void FreqTimer::toggleStart() {
if(_state == State::RUNNING) {
_stop();
} else {
_start();
}
}
bool FreqTimer::has_preset() const {
return _preset_ms != 0;
}
void FreqTimer::reset() {
_time_offset_ms = 0;
_time_start_ms = monotonic_timestamp_ms();
_state = State::RESET;
}
void FreqTimer::clear() {
_time_offset_ms = 0;
_time_start_ms = monotonic_timestamp_ms();
_preset_ms = 0;
_state = State::SETTING;
}
double FreqTimer::record_floor() const {
int64_t ms;
if(has_preset()) {
ms = _preset_ms;
} else {
ms = total_duration_ms();
}
return 60.0e3 / ms;
}
double FreqTimer::overtime_record_floor() const {
return 60.0e3 / total_duration_ms();
}
uint64_t FreqTimer::_duration_since_last_stop_ms() const {
if(_state != State::RUNNING) {
return 0;
}
return monotonic_timestamp_ms() - _time_start_ms;
}
int64_t FreqTimer::time_ms() const {
if (_preset_ms == 0) {
return total_duration_ms();
}
return static_cast<int64_t>(_preset_ms) - total_duration_ms();
}
uint64_t FreqTimer::total_duration_ms() const {
return _time_offset_ms + _duration_since_last_stop_ms();
}
void FreqTimer::_stop() {
_time_offset_ms += _duration_since_last_stop_ms();
_state = State::STOPPED;
}
void FreqTimer::_start() {
_time_start_ms = monotonic_timestamp_ms();
_state = State::RUNNING;
}
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