godot/servers/rendering/renderer_storage.cpp

/*************************************************************************/
/*  renderer_storage.cpp                                                 */
/*************************************************************************/
/*                       This file is part of:                           */
/*                           GODOT ENGINE                                */
/*                      https://godotengine.org                          */
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/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur.                 */
/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md).   */
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#include "renderer_storage.h"

RendererStorage *RendererStorage::base_singleton = nullptr;

void RendererStorage::Dependency::changed_notify(DependencyChangedNotification p_notification) {
	for (Map<DependencyTracker *, uint32_t>::Element *E = instances.front(); E; E = E->next()) {
		if (E->key()->changed_callback) {
			E->key()->changed_callback(p_notification, E->key());
		}
	}
}

void RendererStorage::Dependency::deleted_notify(const RID &p_rid) {
	for (Map<DependencyTracker *, uint32_t>::Element *E = instances.front(); E; E = E->next()) {
		if (E->key()->deleted_callback) {
			E->key()->deleted_callback(p_rid, E->key());
		}
	}
	for (Map<DependencyTracker *, uint32_t>::Element *E = instances.front(); E; E = E->next()) {
		E->key()->dependencies.erase(this);
	}
	instances.clear();
}

RendererStorage::Dependency::~Dependency() {
#ifdef DEBUG_ENABLED
	if (instances.size()) {
		WARN_PRINT("Leaked instance dependency: Bug - did not call instance_notify_deleted when freeing.");
		for (Map<DependencyTracker *, uint32_t>::Element *E = instances.front(); E; E = E->next()) {
			E->key()->dependencies.erase(this);
		}
	}
#endif
}

RendererStorage::RendererStorage() {
	base_singleton = this;
}