private static void DrawRoadGuidelines(RoadGuideline guidelines, int child, RoadSegment roadSegment, Vector3 mousePosition, GameObject objectToMove, GameObject extraObjectToMove)
{
if (roadSegment.transform.parent.parent.GetComponent <RoadCreator>().settings == null)
{
roadSegment.transform.parent.parent.GetComponent <RoadCreator>().settings = RoadCreatorSettings.GetSerializedSettings();
}
if (child == 1)
{
Handles.color = roadSegment.transform.parent.parent.GetComponent <RoadCreator>().settings.FindProperty("roadControlGuidelinesColour").colorValue;
}
else
{
Handles.color = roadSegment.transform.parent.parent.GetComponent <RoadCreator>().settings.FindProperty("roadGuidelinesColour").colorValue;
}
if (guidelines != null && roadSegment.transform.GetChild(0).GetChild(child).gameObject != objectToMove && roadSegment.transform.GetChild(0).GetChild(child).gameObject != extraObjectToMove)
{
Vector2 mousePositionXZ = new Vector3(mousePosition.x, mousePosition.z);
Vector2 nereastPoint = Misc.FindNearestPointOnLine(new Vector2(guidelines.startPoint.x, guidelines.startPoint.z), new Vector2(guidelines.endPoint.x, guidelines.endPoint.z), mousePositionXZ);
if (Vector2.Distance(mousePositionXZ, nereastPoint) < roadSegment.transform.parent.parent.GetComponent <RoadCreator>().settings.FindProperty("roadGuidelinesDistance").floatValue)
{
Handles.DrawLine(guidelines.centerPoint, guidelines.startPoint);
Handles.DrawLine(guidelines.centerPoint, guidelines.endPoint);
Handles.DrawSolidDisc(guidelines.centerPoint, Vector3.up, roadSegment.transform.parent.parent.GetComponent <RoadCreator>().settings.FindProperty("pointSize").floatValue * 0.75f);
Vector3 left = CalculateLeft(guidelines.startPoint, guidelines.endPoint);
Handles.DrawLine(guidelines.startPoint - left * 0.5f, guidelines.startPoint + left * 0.5f);
Handles.DrawLine(guidelines.endPoint - left * 0.5f, guidelines.endPoint + left * 0.5f);
}
}
}
private void SetGuidelines(Vector3[] currentPoints, Vector3[] nextPoints, bool first)
{
if (settings == null)
{
settings = RoadCreatorSettings.GetSerializedSettings();
}
// Start Guidelines
Vector3 left;
float roadGuidelinesLength = settings.FindProperty("roadGuidelinesLength").floatValue;
if (roadGuidelinesLength > 0)
{
if (first == true)
{
left = Misc.CalculateLeft(currentPoints[0], currentPoints[1]);
startGuidelinePoints = new RoadGuideline(transform.GetChild(0).GetChild(0).position + left * roadGuidelinesLength, transform.GetChild(0).GetChild(0).position, transform.GetChild(0).GetChild(0).position - left * roadGuidelinesLength);
}
// Center Guidelines
if (currentPoints.Length > 3)
{
left = Misc.CalculateLeft(currentPoints[(currentPoints.Length + 1) / 2], currentPoints[(currentPoints.Length + 1) / 2 + 1]);
centerGuidelinePoints = new RoadGuideline(transform.GetChild(0).GetChild(1).position + left * roadGuidelinesLength, transform.GetChild(0).GetChild(1).position, transform.GetChild(0).GetChild(1).position - left * roadGuidelinesLength);
}
// End guidelines
if (nextPoints == null)
{
left = Misc.CalculateLeft(currentPoints[currentPoints.Length - 2], currentPoints[currentPoints.Length - 1]);
}
else if (nextPoints.Length > 1)
{
left = Misc.CalculateLeft(currentPoints[currentPoints.Length - 1], nextPoints[1]);
}
else
{
endGuidelinePoints = null;
return;
}
endGuidelinePoints = new RoadGuideline(transform.GetChild(0).GetChild(2).position + left * roadGuidelinesLength, transform.GetChild(0).GetChild(2).position, transform.GetChild(0).GetChild(2).position - left * roadGuidelinesLength);
}
else
{
startGuidelinePoints = null;
centerGuidelinePoints = null;
endGuidelinePoints = null;
}
}
public static Vector3 GetNearestGuidelinePoint(Vector3 hitPosition)
{
RoadSegment[] roadSegments = GameObject.FindObjectsOfType <RoadSegment>();
Vector3 nearest = MaxVector3;
float nearestDistance = float.MaxValue;
Vector2 mousePosition = new Vector3(hitPosition.x, hitPosition.z);
for (int i = 0; i < roadSegments.Length; i++)
{
RoadGuideline roadGuideline = roadSegments[i].startGuidelinePoints;
if (roadGuideline != null)
{
Vector3 nearestOnLine = CheckGuideline(nearestDistance, mousePosition, roadGuideline, roadSegments[i].transform.parent.parent.GetComponent <RoadCreator>().settings);
if (nearestOnLine != MaxVector3)
{
nearest = nearestOnLine;
nearestDistance = Vector2.Distance(mousePosition, new Vector2(nearestOnLine.x, nearestOnLine.z));
}
}
roadGuideline = roadSegments[i].centerGuidelinePoints;
if (roadGuideline != null)
{
Vector3 nearestOnLine = CheckGuideline(nearestDistance, mousePosition, roadGuideline, roadSegments[i].transform.parent.parent.GetComponent <RoadCreator>().settings);
if (nearestOnLine != MaxVector3)
{
nearest = nearestOnLine;
nearestDistance = Vector2.Distance(mousePosition, new Vector2(nearestOnLine.x, nearestOnLine.z));
}
}
roadGuideline = roadSegments[i].endGuidelinePoints;
if (roadGuideline != null)
{
Vector3 nearestOnLine = CheckGuideline(nearestDistance, mousePosition, roadGuideline, roadSegments[i].transform.parent.parent.GetComponent <RoadCreator>().settings);
if (nearestOnLine != MaxVector3)
{
nearest = nearestOnLine;
nearestDistance = Vector2.Distance(mousePosition, new Vector2(nearestOnLine.x, nearestOnLine.z));
}
}
}
return(nearest);
}
private static Vector3 CheckGuideline(float nearestDistance, Vector3 mousePosition, RoadGuideline roadGuideline, SerializedObject settings)
{
Vector3 nearestLinePoint = Misc.FindNearestPointOnLine(new Vector2(roadGuideline.startPoint.x, roadGuideline.startPoint.z), new Vector2(roadGuideline.endPoint.x, roadGuideline.endPoint.z), mousePosition);
float distance = Vector2.Distance(mousePosition, nearestLinePoint);
if (distance < nearestDistance && distance < settings.FindProperty("roadGuidelinesSnapDistance").floatValue)
{
nearestDistance = distance;
return(new Vector3(nearestLinePoint.x, roadGuideline.centerPoint.y, nearestLinePoint.y));
}
return(MaxVector3);
}
