void VampPlugin::applyParameters(MarSystem *system)
{
map<string, float>::const_iterator it;
for (it = m_params.begin(); it != m_params.end(); ++it)
{
const string & id = it->first;
float value = it->second;
MarControlPtr control = system->control(id);
if (control.isInvalid())
{
cerr << "Invalid parameter id: " << id << endl;
continue;
}
if (control->hasType<mrs_real>())
{
control->setValue((mrs_real) value);
}
else if (control->hasType<mrs_natural>())
{
control->setValue((mrs_natural) value);
}
else
{
cerr << "Invalid type for parameter id: " << id << endl;
}
}
}
int set_control(MarControlPtr & control, const string & text)
{
string type = control->getType();
if (type == "mrs_bool")
{
if (text == "true")
control->setValue(true);
else if (text == "false")
control->setValue(false);
else
return 1;
}
else if (type == "mrs_natural")
{
mrs_natural i;
size_t count = 0;
try {
i = std::stol(text, &count);
}
catch (invalid_argument) {}
if (count == text.size())
{
control->setValue(i);
}
else
return 1;
}
else if (type == "mrs_real")
{
mrs_real r;
size_t count = 0;
try {
r = std::stod(text, &count);
}
catch (invalid_argument) {}
if (count == text.size())
{
control->setValue(r);
}
else
return 1;
}
else if (type == "mrs_string")
{
control->setValue(text);
}
else
return 1;
return 0;
}
void process_message( MarSystem * root_system, const osc::ReceivedMessage& message )
{
const char * path = message.AddressPattern();
if (path[0] == '/') ++path;
// FIXME: Constructing std::string is not real-time-safe.
MarControlPtr control = find_control(root_system, path);
if (control.isInvalid())
{
MRSWARN("OSC receiver: no control for path: " << path);
return;
}
try
{
osc::ReceivedMessage::const_iterator it = message.ArgumentsBegin();
if (it == message.ArgumentsEnd())
throw std::runtime_error("OSC receiver: Message has no arguments.");
char tag = it->TypeTag();
switch(tag)
{
case osc::TRUE_TYPE_TAG:
case osc::FALSE_TYPE_TAG:
control->setValue(it->AsBoolUnchecked());
break;
case osc::INT32_TYPE_TAG:
control->setValue(it->AsInt32Unchecked());
break;
case osc::FLOAT_TYPE_TAG:
control->setValue((mrs_real) it->AsFloatUnchecked());
break;
case osc::DOUBLE_TYPE_TAG:
control->setValue((mrs_real) it->AsDoubleUnchecked());
break;
case osc::STRING_TYPE_TAG:
control->setValue(it->AsStringUnchecked());
break;
default:
throw std::runtime_error("OSC receiver: Unsupported message argument type.");
}
}
catch ( std::exception & e )
{
MRSWARN("OSC receiver: error while parsing message: " << e.what());
}
}
static void set_control_value( MarControlPtr & control, const any & value, bool update = true )
{
// FIXME: real-time-safe setting of string and realvec!
try {
const T & typed_value = any_cast<T>( value );
control->setValue(typed_value, update);
} catch ( bad_any_cast ) {
return;
};
}