//--------- Begin of function NationArray::del_nation ---------//
//
// <int> recNo = the no. of the record to be deleted
// (default : current record no.)
//
void NationArray::del_nation(int recNo)
{
//-----------------------------------------//
Nation* nationPtr = nation_array[recNo]; // operator[] will check for deleted nation error, can't use operator() because it use firm_array()->nation_recno
nation_count--;
if( nationPtr->nation_type == NATION_AI )
ai_nation_count--;
last_del_nation_date = info.game_date;
//------ delete and linkout the nation ------//
nationPtr->deinit();
delete nationPtr;
go(recNo);
*( (Nation**) get() ) = NULL; // Nullify the pointer
linkout();
//--- if the nation to be deleted is the player's nation ---//
// ####### begin Gilbert 26/7 #########//
if( recNo==player_recno )
{
player_ptr = NULL;
player_recno = 0;
if( !sys.signal_exit_flag )
sys.set_view_mode(MODE_NORMAL); // set the view mode to normal mode to prevent possible problems
}
if( !sys.quick_exit_flag() )
{
//---------- update statistic ----------//
update_statistic(); // as max_overall_nation_recno and others may be pointing to the deleted nation
}
// ####### end Gilbert 26/7 #########//
}
//--------- Begin of function NationArray::new_nation ---------//
//
// <int> nationClassId = NATION_???, defined in ONATION2.H
// <int> nationType = NATION_OWN, NATION_AI, or NATION_REMOTE
// <int> raceId = id. of the race
// <int> colorSchemeId = the color scheme id. of the nation
// [unsigned long] dpPlayerId = DirectPlayer player id. (only for multiplayer game)
//
//
// return : <int> nationRecno = the recno. of the newly added nation
//
int NationArray::new_nation(int nationClassId, int nationType, int raceId, int colorSchemeId, unsigned long dpPlayerId)
{
//--------------------------------------------------------//
int nationRecno = create_nation(nationClassId);
Nation* nationPtr = nation_array[nationRecno];
if( nationType == NATION_OWN )
{
player_ptr = nationPtr; // for ~nation_array to quick access
player_recno = nationRecno;
info.default_viewing_nation_recno = nationRecno;
info.viewing_nation_recno = nationRecno;
}
//--- we must call init() after setting ai_type & nation_res_id ----//
nationPtr->init(nationType, raceId, colorSchemeId, dpPlayerId);
//--- store the colors of all nations into a single array for later fast access ---//
nation_color_array[nationPtr->nation_recno] = nationPtr->nation_color;
nation_power_color_array[nationPtr->nation_recno] = nationPtr->nation_color; // use a lighter color for the nation power area
//-------------------------------------------//
nation_count++;
if( nationType == NATION_AI )
ai_nation_count++;
last_new_nation_date = info.game_date;
//---------- update statistic ----------//
update_statistic();
return nationRecno;
}
//--------- Begin of function NationArray::next_month ---------//
//
void NationArray::next_month()
{
int i;
Nation *nationPtr;
LOG_MSG("begin NationArray::next_month");
for( i=size() ; i>0 ; i-- )
{
nationPtr = (Nation*) get_ptr(i);
if( nationPtr ) // nationPtr == NULL, if it's deleted
{
LOG_MSG(i);
nationPtr->next_month();
LOG_MSG(misc.get_random_seed() );
}
}
LOG_MSG("end NationArray::next_month");
//------- update statistic -----------//
update_statistic();
}
//--------- Begin of function NationArray::new_nation ---------//
//
// used in creating human players in multi-player game
// return : <int> nationRecno = the recno. of the newly added nation
//
int NationArray::new_nation(NewNationPara& nationPara)
{
err_when( info.game_date < last_del_nation_date + NEW_NATION_INTERVAL_DAYS );
//--------------------------------------------------------//
int nationClassId;
if( nationPara.race_id > 0 )
nationClassId = NATION_HUMAN;
else
nationClassId = NATION_MONSTER;
int nationRecno = create_nation(nationClassId);
Nation* nationPtr = nation_array[nationRecno];
err_when( nationRecno != nationPara.nation_recno );
err_when( !remote.is_enable() );
char nationType =
nationPara.dp_player_id == remote.self_player_id() ? NATION_OWN : NATION_REMOTE;
if( nationType == NATION_OWN )
{
player_ptr = nationPtr; // for ~nation_array to quick access
player_recno = nationRecno;
info.default_viewing_nation_recno = nationRecno;
info.viewing_nation_recno = nationRecno;
}
//--- we must call init() after setting ai_type & nation_res_id ----//
nationPtr->init(nationType, nationPara.race_id, nationPara.color_scheme, nationPara.dp_player_id);
if( nationPara.use_gem_stones )
{
nationPtr->init_cash( nationPara.use_gem_stones );
game.total_gem_stones += nationPara.use_gem_stones; // do not reset use_gemstones, as init_cash is called again in battle
// update player profile
if( nationPtr->is_own() )
{
player_profile.reload();
if( player_profile.gem_stones >= nationPara.use_gem_stones )
player_profile.gem_stones -= nationPara.use_gem_stones;
else
player_profile.gem_stones = 0;
player_profile.save();
}
}
if( nationPara.ranking > game.max_ranking )
{
game.max_ranking = nationPara.ranking;
}
game.player_ranking[nationPtr->nation_recno-1] = nationPara.ranking;
//--- store the colors of all nations into a single array for later fast access ---//
nation_color_array[nationPtr->nation_recno] = nationPtr->nation_color;
nation_power_color_array[nationPtr->nation_recno] = nationPtr->nation_color; // use a lighter color for the nation power area
//-------------------------------------------//
nation_count++;
if( nationType == NATION_AI )
ai_nation_count++;
// ####### begin Gilbert 25/5 ##########//
last_new_nation_date = info.game_date;
// ####### end Gilbert 25/5 ##########//
//---------- update statistic ----------//
update_statistic();
return nationRecno;
}
// Main test function. Locates the given magic pixel pattern on the screen, then
// runs one full latency test, sending input events and recording responses. On
// success, the results of the test are reported in the output parameters, and
// true is returned. If the test fails, the error parameter is filled in with
// an error message and false is returned.
bool measure_latency(
const uint8_t magic_pattern[],
double *out_key_down_latency_ms,
double *out_scroll_latency_ms,
double *out_max_js_pause_time_ms,
double *out_max_css_pause_time_ms,
double *out_max_scroll_pause_time_ms,
char **error) {
screenshot *screenshot = take_screenshot(0, 0, UINT32_MAX, UINT32_MAX);
if (!screenshot) {
*error = "Failed to take screenshot.";
return false;
}
assert(screenshot->width > 0 && screenshot->height > 0);
size_t x, y;
bool found_pattern = find_pattern(magic_pattern, screenshot, &x, &y);
free_screenshot(screenshot);
if (!found_pattern) {
*error = "Failed to find test pattern on screen.";
return false;
}
uint8_t full_pattern[pattern_bytes];
for (int i = 0; i < pattern_magic_bytes; i++) {
full_pattern[i] = magic_pattern[i];
}
measurement_t measurement;
measurement_t previous_measurement;
memset(&measurement, 0, sizeof(measurement_t));
memset(&previous_measurement, 0, sizeof(measurement_t));
int screenshots = 0;
bool first_screenshot_successful = read_data_from_screen((uint32_t)x,
(uint32_t) y, magic_pattern, &measurement);
if (!first_screenshot_successful) {
*error = "Failed to read data from test pattern.";
return false;
}
if (measurement.test_mode == TEST_MODE_NATIVE_REFERENCE) {
uint8_t *test_pattern = (uint8_t *)malloc(pattern_bytes);
memset(test_pattern, 0, pattern_bytes);
for (int i = 0; i < pattern_magic_bytes; i++) {
test_pattern[i] = rand();
}
if (!open_native_reference_window(test_pattern)) {
*error = "Failed to open native reference window.";
return false;
}
bool return_value = measure_latency(test_pattern, out_key_down_latency_ms, out_scroll_latency_ms, out_max_js_pause_time_ms, out_max_css_pause_time_ms, out_max_scroll_pause_time_ms, error);
if (!close_native_reference_window()) {
debug_log("Failed to close native reference window.");
};
return return_value;
}
int64_t start_time = measurement.screenshot_time;
previous_measurement = measurement;
statistic javascript_frames;
statistic css_frames;
statistic key_down_events;
statistic scroll_stats;
init_statistic("javascript_frames", &javascript_frames,
measurement.javascript_frames, start_time);
init_statistic("key_down_events", &key_down_events,
measurement.key_down_events, start_time);
init_statistic("css_frames", &css_frames, measurement.css_frames, start_time);
init_statistic("scroll", &scroll_stats, measurement.scroll_position,
start_time);
int sent_events = 0;
int scroll_x = x + 40;
int scroll_y = y + 40;
int64_t last_scroll_sent = start_time;
if (measurement.test_mode == TEST_MODE_SCROLL_LATENCY) {
send_scroll_down(scroll_x, scroll_y);
scroll_stats.previous_change_time = get_nanoseconds();
}
while(true) {
bool screenshot_successful = read_data_from_screen((uint32_t)x,
(uint32_t) y, magic_pattern, &measurement);
if (!screenshot_successful) {
*error = "Test window moved during test. The test window must remain "
"stationary and focused during the entire test.";
return false;
}
if (measurement.test_mode == TEST_MODE_ABORT) {
*error = "Test aborted.";
return false;
}
screenshots++;
int64_t screenshot_time = measurement.screenshot_time;
int64_t previous_screenshot_time = previous_measurement.screenshot_time;
debug_log("screenshot time %f",
(screenshot_time - previous_screenshot_time) /
(double)nanoseconds_per_millisecond);
update_statistic(&javascript_frames, measurement.javascript_frames,
screenshot_time, previous_screenshot_time);
update_statistic(&key_down_events, measurement.key_down_events,
screenshot_time, previous_screenshot_time);
update_statistic(&css_frames, measurement.css_frames, screenshot_time,
previous_screenshot_time);
bool scroll_updated = update_statistic(&scroll_stats,
measurement.scroll_position, screenshot_time, previous_screenshot_time);
if (measurement.test_mode == TEST_MODE_JAVASCRIPT_LATENCY) {
if (key_down_events.measurements >= latency_measurements_to_take) {
break;
}
if (key_down_events.value_delta > sent_events) {
*error = "More events received than sent! This is probably a bug in "
"the test.";
return false;
}
if (screenshot_time - key_down_events.previous_change_time >
event_response_timeout_ms * nanoseconds_per_millisecond) {
*error = "Browser did not respond to keyboard input. Make sure the "
"test page remains focused for the entire test.";
return false;
}
if (key_down_events.value_delta == sent_events) {
// We want to avoid sending input events at a predictable time relative
// to frames, so introduce a random delay of up to 1 frame (16.67 ms)
// before sending the next event.
usleep((rand() % 17) * 1000);
if (!send_keystroke_z()) {
*error = "Failed to send keystroke for \"Z\" key to test window.";
return false;
}
key_down_events.previous_change_time = get_nanoseconds();
sent_events++;
}
} else if (measurement.test_mode == TEST_MODE_SCROLL_LATENCY) {
if (scroll_stats.measurements >= latency_measurements_to_take) {
break;
}
if (screenshot_time - scroll_stats.previous_change_time >
event_response_timeout_ms * nanoseconds_per_millisecond) {
*error = "Browser did not respond to scroll events. Make sure the "
"test page remains focused for the entire test.";
return false;
}
if (scroll_updated) {
// We saw the start of a scroll. Wait for the scroll animation to
// finish before continuing. We assume the animation is finished if
// it's been 100 milliseconds since we last saw the scroll position
// change.
int64_t scroll_update_time = screenshot_time;
int64_t scroll_wait_start_time = screenshot_time;
while (screenshot_time - scroll_update_time <
100 * nanoseconds_per_millisecond) {
screenshot_successful = read_data_from_screen((uint32_t)x,
(uint32_t) y, magic_pattern, &measurement);
if (!screenshot_successful) {
*error = "Test window moved during test. The test window must "
"remain stationary and focused during the entire test.";
return false;
}
screenshot_time = measurement.screenshot_time;
if (screenshot_time - scroll_wait_start_time >
nanoseconds_per_second) {
*error = "Browser kept scrolling for more than 1 second after a "
"single scrollwheel event.";
return false;
}
if (measurement.scroll_position != scroll_stats.value) {
scroll_stats.value = measurement.scroll_position;
scroll_update_time = screenshot_time;
}
}
// We want to avoid sending input events at a predictable time
// relative to frames, so introduce a random delay of up to 1 frame
// (16.67 ms) before sending the next event.
usleep((rand() % 17) * 1000);
send_scroll_down(scroll_x, scroll_y);
scroll_stats.previous_change_time = get_nanoseconds();
}
} else if (measurement.test_mode == TEST_MODE_PAUSE_TIME) {
// For the pause time test we want the browser to scroll continuously.
// Send a scroll event every frame.
if (screenshot_time - last_scroll_sent >
17 * nanoseconds_per_millisecond) {
send_scroll_down(scroll_x, scroll_y);
last_scroll_sent = get_nanoseconds();
}
} else if (measurement.test_mode == TEST_MODE_PAUSE_TIME_TEST_FINISHED) {
break;
} else {
*error = "Invalid test type. This is a bug in the test.";
return false;
}
if (screenshot_time - start_time >
test_timeout_ms * nanoseconds_per_millisecond) {
*error = "Timeout.";
return false;
}
previous_measurement = measurement;
usleep(0);
}
// The latency we report is the midpoint of the interval given by the average
// upper and lower bounds we've computed.
*out_key_down_latency_ms =
(upper_bound_ms(&key_down_events) + lower_bound_ms(&key_down_events)) / 2;
*out_scroll_latency_ms =
(upper_bound_ms(&scroll_stats) + lower_bound_ms(&scroll_stats) / 2);
*out_max_js_pause_time_ms =
javascript_frames.max_lower_bound / (double) nanoseconds_per_millisecond;
*out_max_css_pause_time_ms =
css_frames.max_lower_bound / (double) nanoseconds_per_millisecond;
*out_max_scroll_pause_time_ms =
scroll_stats.max_lower_bound / (double) nanoseconds_per_millisecond;
debug_log("out_key_down_latency_ms: %f out_scroll_latency_ms: %f "
"out_max_js_pause_time_ms: %f out_max_css_pause_time: %f\n "
"out_max_scroll_pause_time_ms: %f",
*out_key_down_latency_ms,
*out_scroll_latency_ms,
*out_max_js_pause_time_ms,
*out_max_css_pause_time_ms,
*out_max_scroll_pause_time_ms);
return true;
}