BMediaInput*
BMediaClient::FindInput(const media_connection& input) const
{
CALLED();
if (!input.IsInput())
return NULL;
return FindInput(input.Destination());
}
//! @brief Apply this preset to a graph instance
//! @param graph The target graph instance to apply this preset
//! @param mode Reset to default other inputs of merge w/ previous values
//! @return Return true whether at least one input value is applied
bool FPreset::Apply(graph_inst_t* Instance, FPreset::ApplyMode mode) const
{
bool AtLeastOneSet = false;
graph_desc_t* Desc = Instance->Desc;
for(int32 Idx = 0 ; Idx < mInputValues.Num() ; ++Idx)
{
const FInputValue& inp_value = mInputValues[Idx];
// lookup by Input UID
TSharedPtr<input_inst_t> inp_found =
FindInput(Instance->Inputs, inp_value.mUid);
// or by input identifier if no match was found
if (!inp_found.Get())
{
inp_found =
FindInput(Instance->Inputs, inp_value.mUid);
}
if (inp_found.Get() &&
inp_found->Type == inp_value.mType)
{
// Process only numerical (additional check)
if (inp_found->IsNumerical())
{
TArray<FString> StrValueArray;
inp_value.mValue.ParseIntoArray(StrValueArray,TEXT(","), true);
TArray<float> ValueArray;
for (TArray<FString>::TIterator ItV(StrValueArray); ItV; ++ItV)
{
ValueArray.Add(FCString::Atof(*(* ItV)));
}
Instance->UpdateInput(inp_found->Uid, ValueArray);
AtLeastOneSet = true;
}
else
{
if (inp_value.mValue != FString(TEXT("NULL")))
{
UObject* Object = FindObject<UTexture2D>(NULL, *inp_value.mValue);
if (!Object)
{
Object = FindObject<USubstanceImageInput>(NULL, *inp_value.mValue);
}
if (Object)
{
Object->ConditionalPostLoad();
Instance->UpdateInput(inp_found->Uid, Object);
}
/*else
{
debugf(
TEXT("Unable to restore graph instance image input, object not found: %s"),
*inp_value.mValue);
}*/
}
else
{
Instance->UpdateInput(inp_found->Uid, NULL);
}
}
}
}
if (AtLeastOneSet)
{
Instance->ParentInstance->MarkPackageDirty();
}
return AtLeastOneSet;
}