godot/core/engine.cpp

252 lines
8.0 KiB
C++

/**************************************************************************/
/* engine.cpp */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/**************************************************************************/
#include "engine.h"
#include "core/authors.gen.h"
#include "core/donors.gen.h"
#include "core/license.gen.h"
#include "core/version.h"
void Engine::set_iterations_per_second(int p_ips) {
ERR_FAIL_COND_MSG(p_ips <= 0, "Engine iterations per second must be greater than 0.");
ips = p_ips;
}
int Engine::get_iterations_per_second() const {
return ips;
}
void Engine::set_physics_jitter_fix(float p_threshold) {
if (p_threshold < 0) {
p_threshold = 0;
}
physics_jitter_fix = p_threshold;
}
float Engine::get_physics_jitter_fix() const {
return physics_jitter_fix;
}
void Engine::set_target_fps(int p_fps) {
_target_fps = p_fps > 0 ? p_fps : 0;
}
int Engine::get_target_fps() const {
return _target_fps;
}
uint64_t Engine::get_frames_drawn() {
return frames_drawn;
}
void Engine::set_frame_delay(uint32_t p_msec) {
_frame_delay = p_msec;
}
uint32_t Engine::get_frame_delay() const {
return _frame_delay;
}
void Engine::set_time_scale(float p_scale) {
_time_scale = p_scale;
}
float Engine::get_time_scale() const {
return _time_scale;
}
void Engine::set_portals_active(bool p_active) {
_portals_active = p_active;
}
Dictionary Engine::get_version_info() const {
Dictionary dict;
dict["major"] = VERSION_MAJOR;
dict["minor"] = VERSION_MINOR;
dict["patch"] = VERSION_PATCH;
dict["hex"] = VERSION_HEX;
dict["status"] = VERSION_STATUS;
dict["build"] = VERSION_BUILD;
dict["year"] = VERSION_YEAR;
String hash = String(VERSION_HASH);
dict["hash"] = hash.empty() ? String("unknown") : hash;
String stringver = String(dict["major"]) + "." + String(dict["minor"]);
if ((int)dict["patch"] != 0) {
stringver += "." + String(dict["patch"]);
}
stringver += "-" + String(dict["status"]) + " (" + String(dict["build"]) + ")";
dict["string"] = stringver;
return dict;
}
static Array array_from_info(const char *const *info_list) {
Array arr;
for (int i = 0; info_list[i] != nullptr; i++) {
arr.push_back(String::utf8(info_list[i]));
}
return arr;
}
static Array array_from_info_count(const char *const *info_list, int info_count) {
Array arr;
for (int i = 0; i < info_count; i++) {
arr.push_back(String::utf8(info_list[i]));
}
return arr;
}
Dictionary Engine::get_author_info() const {
Dictionary dict;
dict["lead_developers"] = array_from_info(AUTHORS_LEAD_DEVELOPERS);
dict["project_managers"] = array_from_info(AUTHORS_PROJECT_MANAGERS);
dict["founders"] = array_from_info(AUTHORS_FOUNDERS);
dict["developers"] = array_from_info(AUTHORS_DEVELOPERS);
return dict;
}
Array Engine::get_copyright_info() const {
Array components;
for (int component_index = 0; component_index < COPYRIGHT_INFO_COUNT; component_index++) {
const ComponentCopyright &cp_info = COPYRIGHT_INFO[component_index];
Dictionary component_dict;
component_dict["name"] = String::utf8(cp_info.name);
Array parts;
for (int i = 0; i < cp_info.part_count; i++) {
const ComponentCopyrightPart &cp_part = cp_info.parts[i];
Dictionary part_dict;
part_dict["files"] = array_from_info_count(cp_part.files, cp_part.file_count);
part_dict["copyright"] = array_from_info_count(cp_part.copyright_statements, cp_part.copyright_count);
part_dict["license"] = String::utf8(cp_part.license);
parts.push_back(part_dict);
}
component_dict["parts"] = parts;
components.push_back(component_dict);
}
return components;
}
Dictionary Engine::get_donor_info() const {
Dictionary donors;
donors["platinum_sponsors"] = array_from_info(DONORS_SPONSOR_PLATINUM);
donors["gold_sponsors"] = array_from_info(DONORS_SPONSOR_GOLD);
donors["silver_sponsors"] = array_from_info(DONORS_SPONSOR_SILVER);
donors["bronze_sponsors"] = array_from_info(DONORS_SPONSOR_BRONZE);
donors["mini_sponsors"] = array_from_info(DONORS_SPONSOR_MINI);
donors["gold_donors"] = array_from_info(DONORS_GOLD);
donors["silver_donors"] = array_from_info(DONORS_SILVER);
donors["bronze_donors"] = array_from_info(DONORS_BRONZE);
return donors;
}
Dictionary Engine::get_license_info() const {
Dictionary licenses;
for (int i = 0; i < LICENSE_COUNT; i++) {
licenses[LICENSE_NAMES[i]] = LICENSE_BODIES[i];
}
return licenses;
}
String Engine::get_license_text() const {
return String(GODOT_LICENSE_TEXT);
}
void Engine::set_print_error_messages(bool p_enabled) {
_print_error_enabled = p_enabled;
}
bool Engine::is_printing_error_messages() const {
return _print_error_enabled;
}
void Engine::add_singleton(const Singleton &p_singleton) {
singletons.push_back(p_singleton);
singleton_ptrs[p_singleton.name] = p_singleton.ptr;
}
Object *Engine::get_singleton_object(const String &p_name) const {
const Map<StringName, Object *>::Element *E = singleton_ptrs.find(p_name);
ERR_FAIL_COND_V_MSG(!E, nullptr, "Failed to retrieve non-existent singleton '" + p_name + "'.");
return E->get();
};
bool Engine::has_singleton(const String &p_name) const {
return singleton_ptrs.has(p_name);
};
void Engine::get_singletons(List<Singleton> *p_singletons) {
for (List<Singleton>::Element *E = singletons.front(); E; E = E->next()) {
p_singletons->push_back(E->get());
}
}
Engine *Engine::singleton = nullptr;
Engine *Engine::get_singleton() {
return singleton;
}
Engine::Engine() {
singleton = this;
frames_drawn = 0;
ips = 60;
physics_jitter_fix = 0.5;
_physics_interpolation_fraction = 0.0f;
_frame_delay = 0;
_fps = 1;
_target_fps = 0;
_time_scale = 1.0;
_gpu_pixel_snap = false;
_physics_frames = 0;
_idle_frames = 0;
_in_physics = false;
_frame_ticks = 0;
_frame_step = 0;
editor_hint = false;
_portals_active = false;
_occlusion_culling_active = false;
}
Engine::Singleton::Singleton(const StringName &p_name, Object *p_ptr) :
name(p_name),
ptr(p_ptr) {
#ifdef DEBUG_ENABLED
Reference *ref = Object::cast_to<Reference>(p_ptr);
if (ref && !ref->is_referenced()) {
WARN_PRINT("You must use Ref<> to ensure the lifetime of a Reference object intended to be used as a singleton.");
}
#endif
}