Method ProcessGroupParameters

Source/Engine/Content/Assets/VisualScript.cpp:195–254

}

void VisualScriptExecutor::ProcessGroupParameters(Box* box, Node* node, Value& value)
{
    switch (node->TypeID)
    {
    // Get
    case 3:
    {
        int32 paramIndex;
        auto& stack = ThreadStacks.Get();
        if (!stack.Stack->Instance)
        {
            LOG(Error, "Cannot access Visual Script parameter without instance.");
            PrintStack(LogType::Error);
            break;
        }
        const auto param = stack.Stack->Script->Graph.GetParameter((Guid)node->Values[0], paramIndex);
        ScopeLock lock(stack.Stack->Script->Locker);
        const auto instanceParams = stack.Stack->Script->_instances.Find(stack.Stack->Instance->GetID());
        if (param && instanceParams)
        {
            value = instanceParams->Value.Params[paramIndex];
        }
        else
        {
            LOG(Error, "Failed to access Visual Script parameter for {0}.", stack.Stack->Instance->ToString());
            PrintStack(LogType::Error);
        }
        break;
    }
    // Set
    case 4:
    {
        int32 paramIndex;
        auto& stack = ThreadStacks.Get();
        if (!stack.Stack->Instance)
        {
            LOG(Error, "Cannot access Visual Script parameter without instance.");
            PrintStack(LogType::Error);
            break;
        }
        const auto param = stack.Stack->Script->Graph.GetParameter((Guid)node->Values[0], paramIndex);
        ScopeLock lock(stack.Stack->Script->Locker);
        const auto instanceParams = stack.Stack->Script->_instances.Find(stack.Stack->Instance->GetID());
        if (param && instanceParams)
        {
            instanceParams->Value.Params[paramIndex] = tryGetValue(node->GetBox(1), 1, Value::Zero);
        }
        else
        {
            LOG(Error, "Failed to access Visual Script parameter for {0}.", stack.Stack->Instance->ToString());
            PrintStack(LogType::Error);
        }
        if (box->ID == 0 && node->Boxes[2].HasConnection())
            eatBox(node, node->Boxes[2].FirstConnection());
        break;
    }
    default:
        break;