String LoadSave::getLicense(var state) {
if (!state.isObject())
return "";
DynamicObject* object_state = state.getDynamicObject();
NamedValueSet properties = object_state->getProperties();
if (properties.contains("license"))
return properties["license"];
return "";
}
void LoadSave::varToState(SynthBase* synth,
std::map<std::string, String>& save_info,
var state) {
if (!state.isObject())
return;
DynamicObject* object_state = state.getDynamicObject();
NamedValueSet properties = object_state->getProperties();
// Version 0.4.1 was the last build before we saved the version number.
String version = "0.4.1";
if (properties.contains("synth_version"))
version = properties["synth_version"];
// After 0.4.1 there was a patch file restructure.
if (compareVersionStrings(version, "0.4.1") <= 0) {
NamedValueSet new_properties;
new_properties.set("settings", object_state);
properties = new_properties;
}
var settings = properties["settings"];
DynamicObject* settings_object = settings.getDynamicObject();
NamedValueSet settings_properties = settings_object->getProperties();
Array<var>* modulations = settings_properties["modulations"].getArray();
// After 0.5.0 mixer was added and osc_mix was removed. And scaling of oscillators was changed.
if (compareVersionStrings(version, "0.5.0") <= 0) {
// Fix control control values.
if (settings_properties.contains("osc_mix")) {
mopo::mopo_float osc_mix = settings_properties["osc_mix"];
settings_properties.set("osc_1_volume", sqrt(1.0f - osc_mix));
settings_properties.set("osc_2_volume", sqrt(osc_mix));
settings_properties.remove("osc_mix");
}
// Fix modulation routing.
var* modulation = modulations->begin();
Array<var> old_modulations;
Array<DynamicObject*> new_modulations;
for (; modulation != modulations->end(); ++modulation) {
DynamicObject* mod = modulation->getDynamicObject();
String destination = mod->getProperty("destination").toString();
if (destination == "osc_mix") {
String source = mod->getProperty("source").toString();
mopo::mopo_float amount = mod->getProperty("amount");
old_modulations.add(mod);
DynamicObject* osc_1_mod = new DynamicObject();
osc_1_mod->setProperty("source", source);
osc_1_mod->setProperty("destination", "osc_1_volume");
osc_1_mod->setProperty("amount", -amount);
new_modulations.add(osc_1_mod);
DynamicObject* osc_2_mod = new DynamicObject();
osc_2_mod->setProperty("source", source);
osc_2_mod->setProperty("destination", "osc_2_volume");
osc_2_mod->setProperty("amount", amount);
new_modulations.add(osc_2_mod);
}
}
for (var old_modulation : old_modulations)
modulations->removeFirstMatchingValue(old_modulation);
for (DynamicObject* modulation : new_modulations)
modulations->add(modulation);
}
if (compareVersionStrings(version, "0.7.2") <= 0) {
bool stutter_on = settings_properties["stutter_on"];
if (stutter_on) {
settings_properties.set("stutter_resample_sync", 0);
settings_properties.set("stutter_sync", 0);
}
}
loadControls(synth, settings_properties);
loadModulations(synth, modulations);
loadSaveState(save_info, properties);
}
bool compare::equality(var& x, var& y) {
// 1. If Type(x) is the same as Type(y), then
if (x.adapter->type == y.adapter->type) {
// 1. If Type(x) is Undefined, return true.
if (x.isUndefined())
return true;
// 2. If Type(x) is Null, return true.
if (x.isNull())
return true;
// 3. If Type(x) is Number, then
if (x.isNumber()) {
// 1. If x is NaN, return false.
// 2. If y is NaN, return false.
// (TODO: NaN checks?)
// 3. If x is the same Number value as y, return true.
if (x.numberValue == y.numberValue)
return true;
// 4. If x is +0 and y is -0, return true.
if (x.numberValue == +0 && y.numberValue == -0)
return true;
// 5. If x is -0 and y is +0, return true.
if (x.numberValue == -0 && y.numberValue == +0)
return true;
// 6. Return false.
return false;
}
// 4. If Type(x) is String, then return true if x and y are exactly the same sequence of characters
// (same length and same characters in corresponding positions). Otherwise, return false.
if (x.isString())
return x.stringValue == y.stringValue;
// 5. If Type(x) is Boolean, return true if x and y are both true or both false. Otherwise, return false.
if (x.isBoolean())
return x.booleanValue == y.booleanValue;
// 6. Return true if x and y refer to the same object. Otherwise, return false.
if (x.isObject())
return x.objectValue == y.objectValue;
if (x.isArray())
return x.arrayValue == y.arrayValue;
return false;
}
// 2. If x is null and y is undefined, return true.
if (x.isNull() && y.isUndefined())
return true;
// 3. If x is undefined and y is null, return true.
if (x.isUndefined() && y.isNull())
return true;
// 4. If Type(x) is Number and Type(y) is String,
// return the result of the comparison x == ToNumber(y).
if (x.isNumber() && y.isString())
return x == (number) y;
// 5. If Type(x) is String and Type(y) is Number,
// return the result of the comparison ToNumber(x) == y.
if (x.isString() && y.isNumber())
return (var) (number) x == y;
// 6. If Type(x) is Boolean,
// return the result of the comparison ToNumber(x) == y.
if (x.isBoolean())
return (var) (number) x == y;
// 7. If Type(y) is Boolean,
// return the result of the comparison x == ToNumber(y).
if (y.isBoolean())
return x == (number) y;
// 8. If Type(x) is either String or Number and Type(y) is Object,
// return the result of the comparison x == ToPrimitive(y).
if ((x.isString() || x.isNumber()) && (y.isObject() || y.isArray()))
return x == (string) y;
// 9. If Type(x) is Object and Type(y) is either String or Number,
// return the result of the comparison ToPrimitive(x) == y.
if ((x.isObject() || x.isArray()) && (y.isString() || y.isNumber()))
return (var) (string) x == y;
// 10. Return false.
return false;
}
var compare::toPrimitive(var& x) {
if (!(x.isArray() || x.isObject()))
return x;
return (string) x;
}
void LoadSave::varToState(mopo::HelmEngine* synth,
const CriticalSection& critical_section,
var state) {
if (!state.isObject())
return;
mopo::control_map controls = synth->getControls();
DynamicObject* object_state = state.getDynamicObject();
ScopedLock lock(critical_section);
NamedValueSet properties = object_state->getProperties();
int size = properties.size();
for (int i = 0; i < size; ++i) {
Identifier id = properties.getName(i);
if (id.isValid()) {
std::string name = id.toString().toStdString();
if (controls.count(name)) {
mopo::mopo_float value = properties.getValueAt(i);
controls[name]->set(value);
}
}
}
synth->clearModulations();
Array<var>* modulations = object_state->getProperty("modulations").getArray();
var* modulation = modulations->begin();
for (; modulation != modulations->end(); ++modulation) {
DynamicObject* mod = modulation->getDynamicObject();
std::string source = mod->getProperty("source").toString().toStdString();
std::string destination = mod->getProperty("destination").toString().toStdString();
mopo::ModulationConnection* connection = new mopo::ModulationConnection(source, destination);
connection->amount.set(mod->getProperty("amount"));
synth->connectModulation(connection);
}
}