Open source Star Ruler 2 source code!

scripts/shared/hook_globals.as

@@ -0,0 +1,123 @@
+import saving;
+export getGlobal;
+
+Mutex globMutex;
+class HookGlobal {
+	uint id = 0;
+	string ident;
+	double value = 0.0;
+	bool delta = true;
+
+	void add(double amount) {
+		Lock lock(globMutex);
+		value += amount;
+		delta = true;
+	}
+};
+
+array<HookGlobal> globals;
+dictionary idents;
+
+HookGlobal@ getGlobal(uint id) {
+	if(id >= globals.length)
+		return null;
+#section gui
+	globals[id].value = getGlobalValue(id);
+#section all
+	return globals[id];
+}
+
+HookGlobal@ getGlobal(const string& ident) {
+	HookGlobal@ glob;
+	if(idents.get(ident, @glob)) {
+#section gui
+		glob.value = getGlobalValue(glob.id);
+#section all
+		return glob;
+	}
+
+	@glob = HookGlobal();
+	glob.id = globals.length;
+	glob.ident = ident;
+	globals.insertLast(glob);
+	idents.set(ident, @glob);
+	return glob;
+}
+
+#section server-side
+double getGlobalValue_client(uint id) {
+	auto@ glob = getGlobal(id);
+	if(glob !is null)
+		return glob.value;
+	else
+		return 0.0;
+}
+
+#section shadow
+void syncInitial(Message& msg) {
+	for(uint i = 0, cnt = globals.length; i < cnt; ++i)
+		msg >> globals[i].value;
+}
+
+void recvPeriodic(Message& msg) {
+	uint deltas = msg.readSmall();
+	for(uint i = 0; i < deltas; ++i) {
+		uint id = msg.readSmall();
+		msg >> globals[id].value;
+	}
+}
+
+#section server
+void save(SaveFile& file) {
+	uint cnt = globals.length;
+	file << cnt;
+	for(uint i = 0; i < cnt; ++i) {
+		file.writeIdentifier(SI_Global, globals[i].id);
+		file << globals[i].value;
+	}
+}
+
+void load(SaveFile& file) {
+	uint cnt = 0;
+	file >> cnt;
+	for(uint i = 0; i < cnt; ++i) {
+		uint id = file.readIdentifier(SI_Global);
+		if(id == uint(-1))
+			continue;
+		file >> globals[id].value;
+	}
+}
+
+void saveIdentifiers(SaveFile& file) {
+	for(uint i = 0, cnt = globals.length; i < cnt; ++i) {
+		auto type = globals[i];
+		file.addIdentifier(SI_Global, type.id, type.ident);
+	}
+}
+
+bool sendPeriodic(Message& msg) {
+	uint deltas = 0;
+	for(uint i = 0, cnt = globals.length; i < cnt; ++i) {
+		if(globals[i].delta)
+			deltas += 1;
+	}
+	if(deltas == 0)
+		return false;
+
+	Lock lock(globMutex);
+	msg.writeSmall(deltas);
+	for(uint i = 0, cnt = globals.length; i < cnt && deltas > 0; ++i) {
+		if(globals[i].delta) {
+			msg.writeSmall(i);
+			msg << globals[i].value;
+			globals[i].delta = false;
+			--deltas;
+		}
+	}
+	return true;
+}
+
+void syncInitial(Message& msg) {
+	for(uint i = 0, cnt = globals.length; i < cnt; ++i)
+		msg << globals[i].value;
+}