void Start()
{
// GUI has four types of objects. Controlpoints, in and out controls and a line between all of these.
// All these are RageSpline objects, instantiated from a prefab
controlPoints = new RageSpline[rageSpline.GetPointCount()];
inControlPoints = new RageSpline[rageSpline.GetPointCount()];
outControlPoints = new RageSpline[rageSpline.GetPointCount()];
handleLines = new RageSpline[rageSpline.GetPointCount()];
for (int index = 0; index < rageSpline.GetPointCount(); index++)
{
// Instantiate control point GUI object from the controlPointPrefab -prefab
GameObject controlPointGO = Instantiate(
controlPointPrefab,
rageSpline.GetPositionWorldSpace(index) + new Vector3(0f, 0f, -1f),
Quaternion.identity) as GameObject;
// Save the new RageSpline instance reference of the GUI object
controlPoints[index] = controlPointGO.GetComponent(typeof(RageSpline)) as RageSpline;
controlPoints[index].SetFillColor1(unSelectedColor);
// Instantiate inCtrl handle GUI object from the handleControlPointPrefab -prefab
GameObject inControlPointGO = Instantiate(
handleControlPointPrefab,
rageSpline.GetInControlPositionWorldSpace(index) + new Vector3(0f, 0f, -1f),
Quaternion.identity) as GameObject;
// Save the new RageSpline instance reference of the GUI object
inControlPoints[index] = inControlPointGO.GetComponent(typeof(RageSpline)) as RageSpline;
inControlPoints[index].SetFillColor1(unSelectedColor);
// Instantiate outCtrl handle GUI object from the handleControlPointPrefab -prefab
GameObject outControlPointGO = Instantiate(
handleControlPointPrefab,
rageSpline.GetOutControlPositionWorldSpace(index) + new Vector3(0f, 0f, -1f),
Quaternion.identity) as GameObject;
// Save the new RageSpline instance reference of the GUI object
outControlPoints[index] = outControlPointGO.GetComponent(typeof(RageSpline)) as RageSpline;
outControlPoints[index].SetFillColor1(unSelectedColor);
// Instantiate line GUI object from the handleLinePrefab -prefab
GameObject handleLineGO = Instantiate(
handleLinePrefab,
rageSpline.GetPositionWorldSpace(index) + new Vector3(0f, 0f, -0.5f),
Quaternion.identity) as GameObject;
handleLines[index] = handleLineGO.GetComponent(typeof(RageSpline)) as RageSpline;
}
refreshEditorGUI();
}
public static bool RemoveOverlap(this IRageSpline path, int index0, int index1, float snapRadius, bool debug)
{
if (index1 == 0)
{
index0 = path.GetPointCount() - 1;
}
if (Vector3.Distance(path.GetPositionWorldSpace(index0), path.GetPositionWorldSpace(index1)) <= snapRadius)
{
if (debug)
{
Debug.Log("overlap path pos = " + path.GetPositionWorldSpace(index0));
}
path.SetNatural(index1, false);
path.SetInControlPositionWorldSpace(index1, path.GetInControlPositionWorldSpace(index0));
path.RemovePoint(index0); // Then deletes the duplicate previous point
return(true);
}
return(false);
}
/// <summary> Special case for start-end points, where the out tangent must be copied instead of the in tangent </summary>
public static bool MergeStartEndPoints(this IRageSpline rageSpline, bool debug)
{
if (rageSpline.GetPointCount() <= 2)
{
return(false);
}
var lastPointIdx = rageSpline.GetPointCount() - 1;
var lastPointPos = rageSpline.GetPositionWorldSpace(lastPointIdx);
var firstPointPos = rageSpline.GetPositionWorldSpace(0);
if (Vector3.Distance(firstPointPos, lastPointPos) < 0.0001f)
{
if (debug)
{
Debug.Log("\t Removing endpoint overlap ");
}
rageSpline.SetInControlPositionWorldSpace(0, rageSpline.GetInControlPositionWorldSpace(lastPointIdx));
rageSpline.RemovePoint(lastPointIdx); // Then deletes the last point
return(true);
}
return(false);
}