/// <summary>
/// Calculates the angle of the first control point relative to compass north.
/// </summary>
private void CalculateCompassAngle(NetToolProxy netTool, IList <Measurement> measurements)
{
if (netTool.ControlPointsCount < 1)
{
return;
}
// Ignore if dragging from a node or segment
if (netTool.ControlPoints[0].m_node != 0 || netTool.ControlPoints[0].m_segment != 0)
{
return;
}
var direction =
netTool.ControlPoints[0].m_position.Flatten().DirectionTo(netTool.ControlPoints[1].m_position.Flatten());
var north = Vector3.forward;
var angleSize = Vector3.Angle(north, direction);
var angleDirection = Vector3.Normalize(north + direction);
if (Mathf.Approximately(angleSize, 180f))
{
angleDirection = Vector3.right;
}
measurements.Add(new AngleMeasurement(angleSize, netTool.ControlPoints[0].m_position, angleDirection,
MeasurementFlags.Snap));
}
/// <summary>
/// If there are 3 control points, calculates the angle between the three points
/// </summary>
private static void CalculateControlPointAngle(NetToolProxy netTool, ICollection <Measurement> measurements)
{
if (netTool.ControlPointsCount != 2)
{
return;
}
var p1 = netTool.ControlPoints[0];
var p2 = netTool.ControlPoints[1];
var p3 = netTool.ControlPoints[2];
var d1 = Vector3.Normalize(p1.m_position.Flatten() - p2.m_position.Flatten());
var d2 = Vector3.Normalize(p3.m_position.Flatten() - p2.m_position.Flatten());
var angle = Vector3.Angle(d1, d2);
var angleDirection = Vector3.Normalize(d1 + d2);
// 180deg angle special case
if (angleDirection.sqrMagnitude < 0.5f)
{
angleDirection = Vector3.Cross(d1, Vector3.up);
}
measurements.Add(new AngleMeasurement(angle, p2.m_position, angleDirection,
MeasurementFlags.Primary | MeasurementFlags.Blueprint));
}
public void Update(NetToolProxy netTool)
{
_measurements.Clear();
DebugState = "";
if (!netTool.IsEnabled || netTool.Mode == NetTool.Mode.Upgrade)
{
return;
}
Segment.CalculateSegmentBranchAngles(netTool, _measurements);
Segment.CalculateJoinAngles(netTool, _measurements);
Node.CalculateBranchAngles(netTool, _measurements);
Node.CalculateJoinAngles(netTool, _measurements);
Guides.CalculateGuideLineAngle(netTool, _measurements);
Guides.CalculateGuideLineDistance(netTool, _measurements);
CalculateNearbySegments(netTool, _measurements);
CalculateControlPointDistances(netTool, _measurements);
CalculateControlPointAngle(netTool, _measurements);
CalculateControlPointElevation(netTool, _measurements);
CalculateCompassAngle(netTool, _measurements);
}
public void Update(NetToolProxy netTool)
{
_measurements.Clear();
DebugState = "";
if (!netTool.IsEnabled || netTool.Mode == NetTool.Mode.Upgrade)
{
return;
}
Segment.CalculateSegmentBranchAngles(netTool, _measurements);
Segment.CalculateJoinAngles(netTool, _measurements);
Node.CalculateBranchAngles(netTool, _measurements);
Node.CalculateJoinAngles(netTool, _measurements);
Guides.CalculateGuideLineAngle(netTool, _measurements);
Guides.CalculateGuideLineDistance(netTool, _measurements);
CalculateNearbySegments(netTool, _measurements);
CalculateControlPointDistances(netTool, _measurements);
CalculateControlPointAngle(netTool, _measurements);
CalculateControlPointElevation(netTool, _measurements);
CalculateCompassAngle(netTool, _measurements);
}
/// <summary>
/// If there are 3 control points, calculates the angle between the three points
/// </summary>
private static void CalculateControlPointAngle(NetToolProxy netTool, ICollection<Measurement> measurements)
{
if (netTool.ControlPointsCount != 2)
{
return;
}
var p1 = netTool.ControlPoints[0];
var p2 = netTool.ControlPoints[1];
var p3 = netTool.ControlPoints[2];
var d1 = Vector3.Normalize(p1.m_position.Flatten() - p2.m_position.Flatten());
var d2 = Vector3.Normalize(p3.m_position.Flatten() - p2.m_position.Flatten());
var angle = Vector3.Angle(d1, d2);
var angleDirection = Vector3.Normalize(d1 + d2);
// 180deg angle special case
if (angleDirection.sqrMagnitude < 0.5f)
{
angleDirection = Vector3.Cross(d1, Vector3.up);
}
measurements.Add(new AngleMeasurement(angle, p2.m_position, angleDirection,
MeasurementFlags.Primary | MeasurementFlags.Blueprint));
}
/// <summary>
/// Attempt to locate the NetTool and create a NetToolProxy object if successful.
/// </summary>
/// <returns>A <c>NetToolProxy</c> object if successful, otherwise null.</returns>
public static NetToolProxy Locate()
{
var toolType = typeof(NetTool);
// Hack to include FineRoadHeights. If more mods start replacing the NetTool
// it might be wise to implement an interface system like in Road Protractor
if (AppDomain.CurrentDomain.GetAssemblies().Any(q => q.FullName.Contains("FineRoadHeights")))
{
toolType = Type.GetType("NetToolFine, FineRoadHeights") ?? toolType;
}
Debug.Log($"Looking for NetTool of type `{toolType}`");
var tools = Object.FindObjectsOfType(toolType).Cast <ToolBase>().ToList();
if (tools.Count == 0 && toolType != typeof(NetTool))
{
Debug.Log($"Falling back to default NetTool");
toolType = typeof(NetTool);
tools = Object.FindObjectsOfType(toolType).Cast <ToolBase>().ToList();
}
Debug.Log($"Found Tools ({tools.Count}): " + string.Join(", ", tools.Select(q => q.name + $" ({q.GetInstanceID()})").ToArray()));
if (tools.Count == 0)
{
Debug.LogError("Could not find NetTool");
return(null);
}
if (tools.Count > 1)
{
// The "First" NetTool created is the one we want, since it's the one Unity seems to use.
Debug.Log($"Multiple NetTool instances found, using cache to filter to an already known one.");
tools = tools.Where(p => Cache.Contains(p.GetInstanceID())).ToList();
}
if (tools.Count > 1)
{
Debug.LogWarning("Still more than 1 NetTool instance found. Using the last one in the hopes it's the right one...");
}
var tool = tools.LastOrDefault();
if (tool == null)
{
Debug.LogError("Failed to find NetTool");
return(null);
}
if (!Cache.Contains(tool.GetInstanceID()))
{
Cache.Add(tool.GetInstanceID());
}
return(NetToolProxy.Create(tool));
}
public static NetToolProxy Create(ToolBase target)
{
NetToolProxy p;
try
{
p = new NetToolProxy(target);
return(p);
}
catch (Exception e)
{
Debug.LogError(string.Format("Error acquiring NetToolProxy from object {0}", target));
Debug.LogError(e.ToString());
}
return(null);
}
/// <summary>
/// Calculates distances between control points in the NetTool.
/// </summary>
private static void CalculateControlPointDistances(NetToolProxy netTool, ICollection <Measurement> measurements)
{
if (netTool.ControlPointsCount < 1)
{
return;
}
for (var i = 1; i < netTool.ControlPointsCount + 1; i++)
{
var p1 = netTool.ControlPoints[i - 1].m_position;
var p2 = netTool.ControlPoints[i].m_position;
var dist = Vector3.Distance(p1.Flatten(), p2.Flatten());
var pos = Vector3Extensions.Average(p1, p2);
measurements.Add(new DistanceMeasurement(dist, pos, true, p1, p2, MeasurementFlags.HideOverlay));
}
}
/// <summary>
/// Calculates distances between control points in the NetTool.
/// </summary>
private static void CalculateControlPointDistances(NetToolProxy netTool, ICollection<Measurement> measurements)
{
if (netTool.ControlPointsCount < 1)
{
return;
}
for (var i = 1; i < netTool.ControlPointsCount + 1; i++)
{
var p1 = netTool.ControlPoints[i - 1].m_position;
var p2 = netTool.ControlPoints[i].m_position;
var dist = Vector3.Distance(p1.Flatten(), p2.Flatten());
var pos = Vector3Extensions.Average(p1, p2);
measurements.Add(new DistanceMeasurement(dist, pos, true, p1, p2, MeasurementFlags.HideOverlay));
}
}
/// <summary>
/// Calculates the elevation of each control point. The last control point will be marked as primary, others as secondary.
/// </summary>
private void CalculateControlPointElevation(NetToolProxy netTool, IList <Measurement> measurements)
{
for (var i = 0; i <= netTool.ControlPointsCount; i++)
{
// Only display the last control point elevation as a primary measurement
var flag = i == netTool.ControlPointsCount ? MeasurementFlags.Primary : MeasurementFlags.Secondary;
var controlPoint = netTool.ControlPoints[i];
var e = controlPoint.m_elevation;
var botPos = controlPoint.m_position;
var topPos = controlPoint.m_position - new Vector3(0, controlPoint.m_elevation, 0);
measurements.Add(new DistanceMeasurement(e, Vector3Extensions.Average(botPos, topPos), true, botPos,
topPos,
MeasurementFlags.HideOverlay | MeasurementFlags.Height | flag));
}
}
/// <summary>
/// Adds a distance measurement from the last control point to the closest segment.
/// </summary>
private static void CalculateNearbySegments(NetToolProxy netTool, ICollection <Measurement> measurements)
{
if (netTool.ControlPointsCount == 0)
{
return;
}
if (netTool.NodePositions.m_size <= 1)
{
return;
}
if (SnapController.SnappedGuideLine.HasValue)
{
return;
}
var lastNode = netTool.NodePositions[netTool.NodePositions.m_size - 1];
int count;
NetUtil.GetClosestSegments(netTool.NetInfo, lastNode.m_position, _segments, out count);
if (count == 0)
{
return;
}
var p1 = lastNode.m_position;
var minDist = float.MaxValue;
var p = Vector3.zero;
var found = false;
for (var i = 0; i < count; i++)
{
if (netTool.ControlPoints[0].m_segment > 0 && _segments[i] == netTool.ControlPoints[0].m_segment)
{
continue;
}
var s = NetManager.instance.m_segments.m_buffer[_segments[i]];
if (!NetUtil.AreSimilarClass(s.Info, netTool.NetInfo))
{
continue;
}
var p2 = s.GetClosestPosition(p1);
// Discard if closest segment position is too close to the source node
if (Vector3.Distance(netTool.ControlPoints[0].m_position, p2) < Settings.MinimumDistanceMeasure)
{
continue;
}
var closestPoint = Util.ClosestPointOnLineSegment(p1, p2, netTool.ControlPoints[0].m_position);
// Discard if the line contains the start control point
if (Vector3.Distance(closestPoint, netTool.ControlPoints[0].m_position) <
Settings.MinimumDistanceMeasure)
{
continue;
}
var direction = p2 - p1;
var dist = direction.sqrMagnitude;
direction.Normalize();
if (dist < minDist)
{
minDist = dist;
p = p2;
found = true;
}
}
if (found && Mathf.Sqrt(minDist) > Settings.MinimumDistanceMeasure)
{
measurements.Add(new DistanceMeasurement(Vector3.Distance(p1, p), Vector3Extensions.Average(p1, p), true,
p1, p,
MeasurementFlags.Secondary));
}
}
public static NetToolProxy Create(ToolBase target)
{
NetToolProxy p;
try
{
p = new NetToolProxy(target);
return p;
}
catch (Exception e)
{
Debug.LogError(string.Format("Error acquiring NetToolProxy from object {0}", target));
Debug.LogError(e.ToString());
}
return null;
}
/// <summary>
/// Calculates the angle of the first control point relative to compass north.
/// </summary>
private void CalculateCompassAngle(NetToolProxy netTool, IList<Measurement> measurements)
{
if (netTool.ControlPointsCount < 1)
{
return;
}
// Ignore if dragging from a node or segment
if (netTool.ControlPoints[0].m_node != 0 || netTool.ControlPoints[0].m_segment != 0)
{
return;
}
var direction =
netTool.ControlPoints[0].m_position.Flatten().DirectionTo(netTool.ControlPoints[1].m_position.Flatten());
var north = Vector3.forward;
var angleSize = Vector3.Angle(north, direction);
var angleDirection = Vector3.Normalize(north + direction);
if (Mathf.Approximately(angleSize, 180f))
{
angleDirection = Vector3.right;
}
measurements.Add(new AngleMeasurement(angleSize, netTool.ControlPoints[0].m_position, angleDirection,
MeasurementFlags.Snap));
}
/// <summary>
/// Calculates the elevation of each control point. The last control point will be marked as primary, others as secondary.
/// </summary>
private void CalculateControlPointElevation(NetToolProxy netTool, IList<Measurement> measurements)
{
for (var i = 0; i <= netTool.ControlPointsCount; i++)
{
// Only display the last control point elevation as a primary measurement
var flag = i == netTool.ControlPointsCount ? MeasurementFlags.Primary : MeasurementFlags.Secondary;
var controlPoint = netTool.ControlPoints[i];
var e = controlPoint.m_elevation;
var botPos = controlPoint.m_position;
var topPos = controlPoint.m_position - new Vector3(0, controlPoint.m_elevation, 0);
measurements.Add(new DistanceMeasurement(e, Vector3Extensions.Average(botPos, topPos), true, botPos,
topPos,
MeasurementFlags.HideOverlay | MeasurementFlags.Height | flag));
}
}
/// <summary>
/// Adds a distance measurement from the last control point to the closest segment.
/// </summary>
private static void CalculateNearbySegments(NetToolProxy netTool, ICollection<Measurement> measurements)
{
if (netTool.ControlPointsCount == 0)
{
return;
}
if (netTool.NodePositions.m_size <= 1)
{
return;
}
if (SnapController.SnappedGuideLine.HasValue)
{
return;
}
var lastNode = netTool.NodePositions[netTool.NodePositions.m_size - 1];
int count;
NetUtil.GetClosestSegments(netTool.NetInfo, lastNode.m_position, _segments, out count);
if (count == 0)
{
return;
}
var p1 = lastNode.m_position;
var minDist = float.MaxValue;
var p = Vector3.zero;
var found = false;
for (var i = 0; i < count; i++)
{
if (netTool.ControlPoints[0].m_segment > 0 && _segments[i] == netTool.ControlPoints[0].m_segment)
{
continue;
}
var s = NetManager.instance.m_segments.m_buffer[_segments[i]];
if (!NetUtil.AreSimilarClass(s.Info, netTool.NetInfo))
{
continue;
}
var p2 = s.GetClosestPosition(p1);
// Discard if closest segment position is too close to the source node
if (Vector3.Distance(netTool.ControlPoints[0].m_position, p2) < Settings.MinimumDistanceMeasure)
{
continue;
}
var closestPoint = Util.ClosestPointOnLineSegment(p1, p2, netTool.ControlPoints[0].m_position);
// Discard if the line contains the start control point
if (Vector3.Distance(closestPoint, netTool.ControlPoints[0].m_position) <
Settings.MinimumDistanceMeasure)
{
continue;
}
var direction = p2 - p1;
var dist = direction.sqrMagnitude;
direction.Normalize();
if (dist < minDist)
{
minDist = dist;
p = p2;
found = true;
}
}
if (found && Mathf.Sqrt(minDist) > Settings.MinimumDistanceMeasure)
{
measurements.Add(new DistanceMeasurement(Vector3.Distance(p1, p), Vector3Extensions.Average(p1, p), true,
p1, p,
MeasurementFlags.Secondary));
}
}