summaryrefslogtreecommitdiff
path: root/core/io/resource.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'core/io/resource.cpp')
-rw-r--r--core/io/resource.cpp94
1 files changed, 63 insertions, 31 deletions
diff --git a/core/io/resource.cpp b/core/io/resource.cpp
index efa622d976..727611a573 100644
--- a/core/io/resource.cpp
+++ b/core/io/resource.cpp
@@ -33,6 +33,7 @@
#include "core/core_string_names.h"
#include "core/io/file_access.h"
#include "core/io/resource_loader.h"
+#include "core/math/math_funcs.h"
#include "core/object/script_language.h"
#include "core/os/os.h"
#include "scene/main/node.h" //only so casting works
@@ -94,12 +95,43 @@ String Resource::get_path() const {
return path_cache;
}
-void Resource::set_subindex(int p_sub_index) {
- subindex = p_sub_index;
+String Resource::generate_scene_unique_id() {
+ // Generate a unique enough hash, but still user-readable.
+ // If it's not unique it does not matter because the saver will try again.
+ OS::Date date = OS::get_singleton()->get_date();
+ OS::Time time = OS::get_singleton()->get_time();
+ uint32_t hash = hash_djb2_one_32(OS::get_singleton()->get_ticks_usec());
+ hash = hash_djb2_one_32(date.year, hash);
+ hash = hash_djb2_one_32(date.month, hash);
+ hash = hash_djb2_one_32(date.day, hash);
+ hash = hash_djb2_one_32(time.hour, hash);
+ hash = hash_djb2_one_32(time.minute, hash);
+ hash = hash_djb2_one_32(time.second, hash);
+ hash = hash_djb2_one_32(Math::rand(), hash);
+
+ static constexpr uint32_t characters = 5;
+ static constexpr uint32_t char_count = ('z' - 'a');
+ static constexpr uint32_t base = char_count + ('9' - '0');
+ String id;
+ for (uint32_t i = 0; i < characters; i++) {
+ uint32_t c = hash % base;
+ if (c < char_count) {
+ id += String::chr('a' + c);
+ } else {
+ id += String::chr('0' + (c - char_count));
+ }
+ hash /= base;
+ }
+
+ return id;
+}
+
+void Resource::set_scene_unique_id(const String &p_id) {
+ scene_unique_id = p_id;
}
-int Resource::get_subindex() const {
- return subindex;
+String Resource::get_scene_unique_id() const {
+ return scene_unique_id;
}
void Resource::set_name(const String &p_name) {
@@ -133,15 +165,15 @@ Error Resource::copy_from(const Ref<Resource> &p_resource) {
List<PropertyInfo> pi;
p_resource->get_property_list(&pi);
- for (List<PropertyInfo>::Element *E = pi.front(); E; E = E->next()) {
- if (!(E->get().usage & PROPERTY_USAGE_STORAGE)) {
+ for (const PropertyInfo &E : pi) {
+ if (!(E.usage & PROPERTY_USAGE_STORAGE)) {
continue;
}
- if (E->get().name == "resource_path") {
+ if (E.name == "resource_path") {
continue; //do not change path
}
- set(E->get().name, p_resource->get(E->get().name));
+ set(E.name, p_resource->get(E.name));
}
return OK;
}
@@ -169,11 +201,11 @@ Ref<Resource> Resource::duplicate_for_local_scene(Node *p_for_scene, Map<Ref<Res
r->local_scene = p_for_scene;
- for (List<PropertyInfo>::Element *E = plist.front(); E; E = E->next()) {
- if (!(E->get().usage & PROPERTY_USAGE_STORAGE)) {
+ for (const PropertyInfo &E : plist) {
+ if (!(E.usage & PROPERTY_USAGE_STORAGE)) {
continue;
}
- Variant p = get(E->get().name);
+ Variant p = get(E.name);
if (p.get_type() == Variant::OBJECT) {
RES sr = p;
if (sr.is_valid()) {
@@ -189,7 +221,7 @@ Ref<Resource> Resource::duplicate_for_local_scene(Node *p_for_scene, Map<Ref<Res
}
}
- r->set(E->get().name, p);
+ r->set(E.name, p);
}
return r;
@@ -201,11 +233,11 @@ void Resource::configure_for_local_scene(Node *p_for_scene, Map<Ref<Resource>, R
local_scene = p_for_scene;
- for (List<PropertyInfo>::Element *E = plist.front(); E; E = E->next()) {
- if (!(E->get().usage & PROPERTY_USAGE_STORAGE)) {
+ for (const PropertyInfo &E : plist) {
+ if (!(E.usage & PROPERTY_USAGE_STORAGE)) {
continue;
}
- Variant p = get(E->get().name);
+ Variant p = get(E.name);
if (p.get_type() == Variant::OBJECT) {
RES sr = p;
if (sr.is_valid()) {
@@ -227,21 +259,21 @@ Ref<Resource> Resource::duplicate(bool p_subresources) const {
Ref<Resource> r = (Resource *)ClassDB::instantiate(get_class());
ERR_FAIL_COND_V(r.is_null(), Ref<Resource>());
- for (List<PropertyInfo>::Element *E = plist.front(); E; E = E->next()) {
- if (!(E->get().usage & PROPERTY_USAGE_STORAGE)) {
+ for (const PropertyInfo &E : plist) {
+ if (!(E.usage & PROPERTY_USAGE_STORAGE)) {
continue;
}
- Variant p = get(E->get().name);
+ Variant p = get(E.name);
if ((p.get_type() == Variant::DICTIONARY || p.get_type() == Variant::ARRAY)) {
- r->set(E->get().name, p.duplicate(p_subresources));
- } else if (p.get_type() == Variant::OBJECT && (p_subresources || (E->get().usage & PROPERTY_USAGE_DO_NOT_SHARE_ON_DUPLICATE))) {
+ r->set(E.name, p.duplicate(p_subresources));
+ } else if (p.get_type() == Variant::OBJECT && (p_subresources || (E.usage & PROPERTY_USAGE_DO_NOT_SHARE_ON_DUPLICATE))) {
RES sr = p;
if (sr.is_valid()) {
- r->set(E->get().name, sr->duplicate(p_subresources));
+ r->set(E.name, sr->duplicate(p_subresources));
}
} else {
- r->set(E->get().name, p);
+ r->set(E.name, p);
}
}
@@ -285,9 +317,9 @@ uint32_t Resource::hash_edited_version() const {
List<PropertyInfo> plist;
get_property_list(&plist);
- for (List<PropertyInfo>::Element *E = plist.front(); E; E = E->next()) {
- if (E->get().usage & PROPERTY_USAGE_STORAGE && E->get().type == Variant::OBJECT && E->get().hint == PROPERTY_HINT_RESOURCE_TYPE) {
- RES res = get(E->get().name);
+ for (const PropertyInfo &E : plist) {
+ if (E.usage & PROPERTY_USAGE_STORAGE && E.type == Variant::OBJECT && E.hint == PROPERTY_HINT_RESOURCE_TYPE) {
+ RES res = get(E.name);
if (res.is_valid()) {
hash = hash_djb2_one_32(res->hash_edited_version(), hash);
}
@@ -350,8 +382,8 @@ bool Resource::is_translation_remapped() const {
#ifdef TOOLS_ENABLED
//helps keep IDs same number when loading/saving scenes. -1 clears ID and it Returns -1 when no id stored
-void Resource::set_id_for_path(const String &p_path, int p_id) {
- if (p_id == -1) {
+void Resource::set_id_for_path(const String &p_path, const String &p_id) {
+ if (p_id == "") {
ResourceCache::path_cache_lock.write_lock();
ResourceCache::resource_path_cache[p_path].erase(get_path());
ResourceCache::path_cache_lock.write_unlock();
@@ -362,15 +394,15 @@ void Resource::set_id_for_path(const String &p_path, int p_id) {
}
}
-int Resource::get_id_for_path(const String &p_path) const {
+String Resource::get_id_for_path(const String &p_path) const {
ResourceCache::path_cache_lock.read_lock();
if (ResourceCache::resource_path_cache[p_path].has(get_path())) {
- int result = ResourceCache::resource_path_cache[p_path][get_path()];
+ String result = ResourceCache::resource_path_cache[p_path][get_path()];
ResourceCache::path_cache_lock.read_unlock();
return result;
} else {
ResourceCache::path_cache_lock.read_unlock();
- return -1;
+ return "";
}
}
#endif
@@ -414,7 +446,7 @@ Resource::~Resource() {
HashMap<String, Resource *> ResourceCache::resources;
#ifdef TOOLS_ENABLED
-HashMap<String, HashMap<String, int>> ResourceCache::resource_path_cache;
+HashMap<String, HashMap<String, String>> ResourceCache::resource_path_cache;
#endif
RWLock ResourceCache::lock;