// Callback invoked when user changes selection method name in editor
private void OnChangeSMName()
{
// Make sure gen. method type is updated accordingly
System.Type gmConfig =
SMManager.Instance.GetTypeFromName(_selectionMethod);
_selectionParams = AbstractSMConfig.GetInstance(gmConfig);
}
private void SetGenParams()
{
// Get reference to the GenerationManager
GenerationManager gmInstance = FindObjectOfType <GenerationManager>();
// Get GenerationManager's class type
Type gmType = typeof(GenerationManager);
// Class type of the selection method configuration
Type smType = null;
// Generation parameters specific for the selection method
IDictionary <string, object> smConfig = null;
// Assume no seed strategy for the generation manager's PRNG
_genSeedStrategy = null;
// Loop through all generation parameter sets in the current experiment
foreach (KeyValuePair <string, object> settings in _experiment.GenParamSet[_genParamSet])
{
// Check what's the current parameter
if (settings.Key.Equals("seedStrategy"))
{
// If it's a seed strategy (not exactly a parameter), keep it
_genSeedStrategy = settings.Value as Func <int, int>;
}
else if (settings.Key.Equals("_selectionMethod"))
{
// If it's the selection method type, keep it, we'll use it later
smType = settings.Value as Type;
}
else if (settings.Key.Equals("_selectionParams"))
{
// If it's the selection method params, keep them, we'll use them later
smConfig = settings.Value as IDictionary <string, object>;
}
else
{
// If we get here, it's a regular parameter, set it in the
// GenerationManager using reflection
FieldInfo gmField = gmType.GetField(
settings.Key,
BindingFlags.NonPublic | BindingFlags.Instance);
if (gmField is null)
{
Debug.LogWarning(
$"Unknown {nameof(GenerationManager)} field: '{settings.Key}'");
}
else
{
gmField.SetValue(gmInstance, settings.Value);
}
}
}
// If a selection method was specified, configure it
if (smType != null)
{
// Get the existing instance of the current selection method type
AbstractSMConfig smCfgInstance = AbstractSMConfig.GetInstance(smType);
// Get reference to the GenerationManager's field specifying the
// selection method
FieldInfo gmFieldSmName = gmType.GetField(
"_selectionMethod",
BindingFlags.NonPublic | BindingFlags.Instance);
// Get reference to the GenerationManager's field specifying the
// selection method parameters
FieldInfo gmFieldSmCfg = gmType.GetField(
"_selectionParams",
BindingFlags.NonPublic | BindingFlags.Instance);
// Update the generation manager with the experiment-specified
// selection method name
gmFieldSmName.SetValue(
gmInstance,
SMManager.Instance.GetNameFromType(smType));
// Update the generation manager with the experiment-specified
// selection method configuration
gmFieldSmCfg.SetValue(gmInstance, smCfgInstance);
// Are any selection method-specific parameters specified in the
// experiment?
if (smConfig != null)
{
// Update the selection method configuration with the
// experiment-specified selection method parameters
foreach (KeyValuePair <string, object> smSettings in smConfig)
{
FieldInfo smField = smType.GetField(
smSettings.Key,
BindingFlags.NonPublic | BindingFlags.Instance);
if (smField is null)
{
Debug.LogWarning(
$"Unknown {smCfgInstance.GetType().Name} field: '{smSettings.Key}'");
}
else
{
smField.SetValue(smCfgInstance, smSettings.Value);
}
}
}
}
}
