public void TestRemoveSegment()
{
var roads = new RoadManager();
var n1 = roads.CreateNodeAt(1, 0);
var n2 = roads.CreateNodeAt(0, 1);
var n3 = roads.CreateNodeAt(0, -1);
var s12 = roads.CreateSegment(n1, n2, dummyRoad);
var s23 = roads.CreateSegment(n2, n3, dummyRoad);
var s31 = roads.CreateSegment(n3, n1, dummyRoad);
Assert.AreEqual(2, n1.Segments.Count());
Assert.AreEqual(2, n2.Segments.Count());
Assert.AreEqual(2, n3.Segments.Count());
Assert.IsTrue(roads.Remove(s31));
CollectionAssert.AreEquivalent(new[] { s12, s23 }, roads.Segments.ToArray());
CollectionAssert.AreEquivalent(new[] { n1, n2, n3 }, roads.Nodes.ToArray());
Assert.AreEqual(1, n1.Segments.Count());
Assert.AreEqual(2, n2.Segments.Count());
Assert.AreEqual(1, n3.Segments.Count());
}
public void TestMergeNodes()
{
var roads = new RoadManager();
var n1 = roads.CreateNodeAt(0, 0);
var n2 = roads.CreateNodeAt(0, 1);
var n3 = roads.CreateNodeAt(0, -1);
var s12 = roads.CreateSegment(n1, n2, dummyRoad);
var s23 = roads.CreateSegment(n2, n3, dummyRoad);
var n23 = roads.MergeNodes(n2, n3);
Assert.AreEqual(1, roads.Segments.Count());
CollectionAssert.AreEquivalent(new[] { n1, n23 }, roads.Nodes.ToArray());
}
public void TestMergeSegments()
{
var roads = new RoadManager();
var n1 = roads.CreateNodeAt(0, 0);
var n2 = roads.CreateNodeAt(0, 1);
var n3 = roads.CreateNodeAt(0, -1);
var s12 = roads.CreateSegment(n1, n2, dummyRoad);
var s23 = roads.CreateSegment(n2, n3, dummyRoad);
var s13 = roads.MergeSegments(n2);
Assert.AreEqual(n1, s13.Start.Node);
Assert.AreEqual(n3, s13.End.Node);
CollectionAssert.AreEquivalent(new[] { s13 }, roads.Segments.ToArray());
}
private IEnumerable <Segment> readSegments(JsonTextReader reader, RoadManager roads, JsonSerializer serializer, List <Node> nodes, List <SegmentDescription> descriptions)
{
if (reader.Read())
{
// start array
if (reader.TokenType == JsonToken.StartArray)
{
do
{
if (reader.Read()) // inside node
{
if (reader.TokenType == JsonToken.StartObject)
{
Node start = null, end = null;
Vector3 startTangent = Vector3.zero, endTangent = Vector3.zero;
Vector3 startOffset = Vector3.zero, endOffset = Vector3.zero;
SegmentDescription description = null;
int depth = reader.Depth;
do
{
if (reader.Read())
{
if (reader.TokenType == JsonToken.PropertyName)
{
switch ((string)reader.Value)
{
case Constants.TAG_SEGMENT_START:
readConnection(reader, serializer, roads, nodes, out start, out startTangent, out startOffset);
break;
case Constants.TAG_SEGMENT_END:
readConnection(reader, serializer, roads, nodes, out end, out endTangent, out endOffset);
break;
case Constants.TAG_SEGMENT_DESCRIPTION:
description = descriptions[reader.ReadAsInt32() ?? -1];
break;
}
}
}
} while (reader.Depth > depth);
if (start != null && end != null)
{
var seg = roads.CreateSegment(start, end, description);
seg.Start.Tangent = startTangent;
seg.End.Tangent = endTangent;
seg.Start.Offset = startOffset;
seg.End.Offset = endOffset;
yield return(seg);
}
else
{
throw new FormatException("expected start AND end connections for segment");
}
}
}
} while (reader.TokenType != JsonToken.EndArray);
}
}
}
