private void compute_matches_impl(log_reader new_log, log_reader old_log)
{
Debug.Assert(new_log != null);
if (app.inst.no_ui.read_full_log_first)
{
// 1.0.76d+ - wait until log has fully loaded - in the hopes of using less memory
if (new_log == old_log)
{
bool at_least_once;
lock (this) at_least_once = new_log_fully_read_at_least_once_;
if (!at_least_once)
{
if (!new_log.parser_up_to_date)
{
return;
}
lock (this) new_log_fully_read_at_least_once_ = true;
}
}
}
int old_line_count = new_log.line_count;
new_log.refresh();
if (new_log != old_log || new_log.forced_reload)
{
bool changed_log = new_log != old_log && old_log_ == null;
if (changed_log || old_log == new_log)
{
logger.Info((new_log != old_log ? "[filter] new log " : "[filter] forced refresh of ") + new_log.tab_name + " / " + new_log.log_name);
}
lock (this)
if (matches_.count > 0)
{
force_recompute_matches_ = true;
}
}
lock (this)
if (force_recompute_matches_)
{
old_line_count = 0;
}
bool has_new_lines = (old_line_count != new_log.line_count);
// get a pointer to the rows_; in case it changes on the main thread, we don't care,
// since next time we will have the new rows
List <filter_row> rows;
lock (this) rows = rows_;
if (old_line_count == 0)
{
foreach (filter_row row in rows)
{
row.refresh();
}
}
foreach (filter_row row in rows)
{
row.compute_line_matches(new_log);
}
if (has_new_lines)
{
bool is_full_log = row_count < 1;
int expected_capacity = is_full_log ? (new_log.line_count - old_line_count) : (new_log.line_count - old_line_count) / 5;
// the filter matches
memory_optimized_list <match> new_matches = new memory_optimized_list <match>()
{
min_capacity = expected_capacity, name = "temp_m " + name, increase_percentage = .7
};
// from old_lines to log.line_count -> these need recomputing
int old_match_count = matches_.count;
BitArray matches = new BitArray(rows.Count);
// handle the case where all the filters are disabled (thus, show all lines)
int run_filter_count = rows.Count(x => x.enabled || x.dimmed);
for (int line_idx = old_line_count; line_idx < new_log.line_count; ++line_idx)
{
bool any_match = false;
bool any_non_apply_to_existing_lines_filters = false;
// 1.0.69 added "apply to existing filters"
for (int filter_idx = 0; filter_idx < matches.Length; ++filter_idx)
{
var row = rows[filter_idx];
if ((row.enabled || row.dimmed) && !row.apply_to_existing_lines)
{
matches[filter_idx] = row.line_matches.Contains(line_idx);
any_non_apply_to_existing_lines_filters = true;
}
else
{
matches[filter_idx] = false;
}
if (matches[filter_idx])
{
any_match = true;
}
}
if (!any_non_apply_to_existing_lines_filters)
{
// in this case - all filters apply to existing lines - thus, by default, we show all the lines
any_match = true;
}
// 1.0.69 "apply to existing filters" is applied afterwards
font_info existing_filter_font = null;
if (any_match)
{
for (int filter_idx = 0; filter_idx < matches.Length && any_match; ++filter_idx)
{
var row = rows[filter_idx];
if ((row.enabled || row.dimmed) && row.apply_to_existing_lines)
{
bool is_font_only = row.has_font_info;
if (row.line_matches.Contains(line_idx))
{
if (existing_filter_font == null && is_font_only)
{
// in this case, use the font from "apply to existing filters" - only if the user has specifically set it
existing_filter_font = row.get_match(line_idx).font;
matches[filter_idx] = true;
}
}
else if (!is_font_only)
{
// we're filtering this line out
any_match = false;
}
}
}
}
if (any_match)
{
font_info font = (existing_filter_font ?? font_info.default_font).copy();
int enabled_idx = -1;
for (int filter_idx = 0; filter_idx < matches.Length && enabled_idx < 0; ++filter_idx)
{
if (matches[filter_idx] && rows[filter_idx].enabled)
{
enabled_idx = filter_idx;
}
}
int used_idx = -1;
if (enabled_idx < 0)
{
for (int filter_idx = 0; filter_idx < matches.Length && used_idx < 0; ++filter_idx)
{
if (matches[filter_idx] && rows[filter_idx].dimmed)
{
used_idx = filter_idx;
}
}
}
if (enabled_idx >= 0 || used_idx >= 0)
{
if (enabled_idx >= 0)
{
// 1.3.29g+ apply and merge all enabled filters
for (int filter_idx = 0; filter_idx < matches.Length; ++filter_idx)
{
if (matches[filter_idx] && rows[filter_idx].enabled)
{
font.merge(rows[filter_idx].get_match(line_idx).font);
}
}
}
else
{
font.merge(rows[used_idx].get_match(line_idx).font);
}
}
new_matches.Add(new_match(new BitArray(matches), new_log.line_at(line_idx), line_idx, font));
continue;
}
if (run_filter_count == 0)
{
new_matches.Add(new_match(new BitArray(0), new_log.line_at(line_idx), line_idx, font_info.default_font));
}
}
bool replace = false;
lock (this)
if (force_recompute_matches_)
{
replace = true;
force_recompute_matches_ = false;
}
if (new_matches.Count > 0)
{
if (replace)
{
matches_.set_range(new_matches);
}
else
{
matches_.add_range(new_matches);
}
lock (this)
last_change_ = DateTime.Now;
}
apply_additions(old_match_count, new_log, rows);
if (new_matches.Count > app.inst.no_ui.min_filter_capacity)
{
logger.Debug("[memory] GC.collect - from filter " + name);
GC.Collect();
}
}
bool is_up_to_date = new_log.up_to_date;
lock (this)
is_up_to_date_ = is_up_to_date;
}
private void compute_matches_impl(log_reader new_log, log_reader old_log)
{
Debug.Assert(new_log != null);
if (app.inst.no_ui.read_full_log_first)
{
// 1.0.76d+ - wait until log has fully loaded - in the hopes of using less memory
if (new_log == old_log)
{
bool at_least_once;
lock (this) at_least_once = new_log_fully_read_at_least_once_;
if (!at_least_once)
{
if (!new_log.parser_up_to_date)
{
return;
}
lock (this) new_log_fully_read_at_least_once_ = true;
}
}
}
int old_line_count = new_log.line_count;
new_log.refresh();
if (new_log != old_log || new_log.forced_reload)
{
bool changed_log = new_log != old_log && old_log_ == null;
if (changed_log || old_log == new_log)
{
logger.Info((new_log != old_log ? "[filter] new log " : "[filter] forced refresh of ") + new_log.tab_name + " / " + new_log.log_name);
}
lock (this)
if (matches_.count > 0)
{
force_recompute_matches_ = true;
}
}
lock (this)
if (force_recompute_matches_)
{
old_line_count = 0;
}
bool has_new_lines = (old_line_count != new_log.line_count);
// get a pointer to the rows_; in case it changes on the main thread, we don't care,
// since next time we will have the new rows
List <filter_row> rows;
lock (this) rows = rows_;
if (old_line_count == 0)
{
foreach (filter_row row in rows)
{
row.refresh();
}
}
foreach (filter_row row in rows)
{
row.compute_line_matches(new_log);
}
if (has_new_lines)
{
status?.set_status("Computing filters... This might take a moment", status_ctrl.status_type.msg, 10000);
bool is_full_log = row_count < 1;
int expected_capacity = is_full_log ? (new_log.line_count - old_line_count) : (new_log.line_count - old_line_count) / 5;
// the filter matches
memory_optimized_list <match> new_matches = new memory_optimized_list <match> {
min_capacity = expected_capacity, name = "temp_m " + name, increase_percentage = .7
};
// from old_lines to log.line_count -> these need recomputing
int old_match_count = matches_.count;
bool[] row_matches_filter = new bool[rows.Count];
// handle the case where all the filters are disabled (thus, show all lines)
int run_filter_count = rows.Count(x => x.enabled);
for (int line_idx = old_line_count; line_idx < new_log.line_count; ++line_idx)
{
bool any_match = false;
// Go through all filters
for (int filter_idx = 0; filter_idx < row_matches_filter.Length; ++filter_idx)
{
var row = rows[filter_idx];
if (row.enabled && row.line_matches.Contains(line_idx))
{
row_matches_filter[filter_idx] = true;
any_match = true;
}
}
if (any_match)
{
font_info font = font_info.default_font.copy();
// 1.3.29g+ apply and merge all enabled filters
for (int filter_idx = 0; filter_idx < row_matches_filter.Length; ++filter_idx)
{
if (row_matches_filter[filter_idx])
{
font.merge(rows[filter_idx].get_match(line_idx).font);
}
}
new_matches.Add(new_match(new BitArray(row_matches_filter), new_log.line_at(line_idx), line_idx, font));
continue;
}
if (run_filter_count == 0)
{
new_matches.Add(new_match(new BitArray(0), new_log.line_at(line_idx), line_idx, font_info.default_font));
}
}
bool replace = false;
lock (this)
if (force_recompute_matches_)
{
replace = true;
force_recompute_matches_ = false;
}
if (new_matches.Count > 0)
{
if (replace)
{
matches_.set_range(new_matches);
}
else
{
matches_.add_range(new_matches);
}
lock (this)
last_change_ = DateTime.Now;
}
apply_additions(old_match_count, new_log, rows);
if (new_matches.Count > app.inst.no_ui.min_filter_capacity)
{
logger.Debug("[memory] GC.collect - from filter " + name);
GC.Collect();
}
}
bool is_up_to_date = new_log.up_to_date;
lock (this)
is_up_to_date_ = is_up_to_date;
}