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Add Startup benchmarking support

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This adds support for benchmarking engine startup (and editor startup if used).
The goal is to use this in the benchmarking server to track improvements and changes to engine, editor, importer and scene loading startup times.
This commit is contained in:
Juan Linietsky
2022-08-19 14:21:43 +02:00
parent 35cfaafda8
commit a3936adb29
6 changed files with 124 additions and 5 deletions
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39
core/config/engine.cpp
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@@ -33,7 +33,9 @@
#include "core/authors.gen.h"
#include "core/config/project_settings.h"
#include "core/donors.gen.h"
#include "core/io/json.h"
#include "core/license.gen.h"
#include "core/os/os.h"
#include "core/version.h"
void Engine::set_physics_ticks_per_second(int p_ips) {
@@ -307,6 +309,43 @@ Engine::Engine() {
singleton = this;
}
void Engine::startup_begin() {
startup_benchmark_total_from = OS::get_singleton()->get_ticks_usec();
}
void Engine::startup_benchmark_begin_measure(const String &p_what) {
startup_benchmark_section = p_what;
startup_benchmark_from = OS::get_singleton()->get_ticks_usec();
}
void Engine::startup_benchmark_end_measure() {
uint64_t total = OS::get_singleton()->get_ticks_usec() - startup_benchmark_from;
double total_f = double(total) / double(1000000);
startup_benchmark_json[startup_benchmark_section] = total_f;
}
void Engine::startup_dump(const String &p_to_file) {
uint64_t total = OS::get_singleton()->get_ticks_usec() - startup_benchmark_total_from;
double total_f = double(total) / double(1000000);
startup_benchmark_json["total_time"] = total_f;
if (!p_to_file.is_empty()) {
Ref<FileAccess> f = FileAccess::open(p_to_file, FileAccess::WRITE);
if (f.is_valid()) {
Ref<JSON> json;
json.instantiate();
f->store_string(json->stringify(startup_benchmark_json, "\t", false, true));
}
} else {
List<Variant> keys;
startup_benchmark_json.get_key_list(&keys);
print_line("STARTUP BENCHMARK:");
for (const Variant &K : keys) {
print_line("\t-", K, ": ", startup_benchmark_json[K], +" sec.");
}
}
}
Engine::Singleton::Singleton(const StringName &p_name, Object *p_ptr, const StringName &p_class_name) :
name(p_name),
ptr(p_ptr),