private static Element GetConnectedSegments(Element nodes, Element segments, Element currentIndex, bool reversed)
{
Element currentSegmentCheck = new V_ArrayElement();
Element isValid;
if (!reversed)
{
isValid = Element.Part <V_Or>(
new V_Compare(Attribute(currentSegmentCheck), Operators.NotEqual, new V_Number(1)),
new V_Compare(Node1(currentSegmentCheck), Operators.Equal, currentIndex)
);
}
else
{
isValid = Element.Part <V_Or>(
new V_Compare(Attribute(currentSegmentCheck), Operators.NotEqual, new V_Number(1)),
new V_Compare(Node2(currentSegmentCheck), Operators.Equal, currentIndex)
);
}
return(Element.Part <V_FilteredArray>(
segments,
Element.Part <V_And>(
Element.Part <V_ArrayContains>(
BothNodes(currentSegmentCheck),
currentIndex
),
isValid
)
));
}
private Element GetConnectedSegments(Element currentIndex)
{
Element currentSegmentCheck = new V_ArrayElement();
Element useAttribute;
if (!reverseAttributes)
{
useAttribute = Element.TernaryConditional(
new V_Compare(Node1(currentSegmentCheck), Operators.Equal, currentIndex),
Node2Attribute(currentSegmentCheck),
Node1Attribute(currentSegmentCheck)
);
}
else
{
useAttribute = Element.TernaryConditional(
new V_Compare(Node1(currentSegmentCheck), Operators.Equal, currentIndex),
Node1Attribute(currentSegmentCheck),
Node2Attribute(currentSegmentCheck)
);
}
Element isValid;
if (useAttributes)
{
isValid = Element.Part <V_ArrayContains>(
Element.Part <V_Append>(attributes, new V_Number(0)),
useAttribute
);
}
else
{
isValid = new V_Compare(useAttribute, Operators.Equal, new V_Number(0));
}
return(Element.Part <V_FilteredArray>(
Segments,
Element.Part <V_And>(
// Make sure one of the segments nodes is the current node.
Element.Part <V_ArrayContains>(
BothNodes(currentSegmentCheck),
currentIndex
),
isValid
)
));
}
