Method ProcessGroupFlow

Source/Engine/Content/Assets/VisualScript.cpp:976–1318

}

void VisualScriptExecutor::ProcessGroupFlow(Box* boxBase, Node* node, Value& value)
{
    switch (node->TypeID)
    {
    // If
    case 1:
    {
        const bool condition = (bool)tryGetValue(node->GetBox(1), Value::Zero);
        boxBase = node->GetBox(condition ? 2 : 3);
        if (boxBase->HasConnection())
            eatBox(node, boxBase->FirstConnection());
        break;
    }
    // For Loop
    case 2:
    {
        const auto scope = ThreadStacks.Get().Stack->Scope;
        int32 iteratorIndex = 0;
        for (; iteratorIndex < scope->ReturnedValues.Count(); iteratorIndex++)
        {
            const auto& e = scope->ReturnedValues[iteratorIndex];
            if (e.NodeId == node->ID)
                break;
        }
        switch (boxBase->ID)
        {
        // Loop
        case 0:
        {
            if (iteratorIndex == scope->ReturnedValues.Count())
                scope->ReturnedValues.AddOne();
            auto& iteratorValue = scope->ReturnedValues[iteratorIndex];
            iteratorValue.NodeId = node->ID;
            iteratorValue.BoxId = 0;
            iteratorValue.Value = (int32)tryGetValue(node->GetBox(1), 0, Value::Zero);
            const int32 count = (int32)tryGetValue(node->GetBox(2), 1, Value::Zero);
            for (; iteratorValue.Value.AsInt < count; iteratorValue.Value.AsInt++)
            {
                boxBase = node->GetBox(4);
                if (boxBase->HasConnection())
                    eatBox(node, boxBase->FirstConnection());
            }
            boxBase = node->GetBox(6);
            if (boxBase->HasConnection())
                eatBox(node, boxBase->FirstConnection());
            break;
        }
        // Break
        case 3:
            // Reset loop iterator
            if (iteratorIndex != scope->ReturnedValues.Count())
                scope->ReturnedValues[iteratorIndex].Value.AsInt = MAX_int32 - 1;
            break;
        // Index
        case 5:
            if (iteratorIndex != scope->ReturnedValues.Count())
                value = scope->ReturnedValues[iteratorIndex].Value;
            break;