void OnEnable()
{
mMeshFilter = GetComponent <MeshFilter>();
mMesh = mMeshFilter.sharedMesh;
if (!mMesh)
{
mMesh = new Mesh();
mMesh.hideFlags = HideFlags.HideAndDontSave;
mMesh.name = "CurvyMesh";
mMeshFilter.sharedMesh = mMesh;
}
if (!Application.isPlaying)
{
if (Spline && !Spline.IsInitialized)
{
Spline.SetDirtyAll();
Spline.Refresh();
}
Refresh();
}
}
/// <summary>
/// Rebuilds the path.
/// </summary>
/// <param name="force">If true, all existing clones will be destroyed, otherwise they will be reused</param>
/// <remarks>If you change the Source array by code, call Refresh(true)</remarks>
public void Refresh(bool force)
{
if (Spline == null || !Spline.IsInitialized)
{
return;
}
// we need a spline length
if (Spline.Length == 0)
{
Spline.SetDirtyAll();
}
checkSources();
if (Source.Length == 0)
{
Clear();
return;
}
// get size of clones and calculate number of clones needed
float totaldepth;
float[] depths = getSourceDepths(out totaldepth);
int count = 0;
if (!Mathf.Approximately(0, totaldepth))
{
switch (Mode)
{
case SplinePathCloneBuilderMode.CloneGroup:
count = Mathf.FloorToInt(Spline.Length / totaldepth) * Source.Length;
break;
default: // Individual
float d = Spline.Length;
int i = 0;
while (d > 0 && count < MAXCLONES)
{
d -= depths[i++] + Gap;
count++;
if (i == Source.Length)
{
i = 0;
}
}
if (count != MAXCLONES)
{
count--;
}
break;
}
}
// Constrain max clones
if (count >= MAXCLONES)
{
Debug.LogError("SplinePathCloneBuilder: MAXCLONES reached, ensure to have proper colliders in place! If you really want to clone more than " + MAXCLONES + " objects, increase MAXCLONES in SplinePathCloneBuilder.cs (Line 15)!");
}
else
{
// Clear
if (force)
{
Clear(); // Clear all clones
}
else
{
Clear(count); // Smart Clear only unneeded
}
int idx = 0;
float distance = 0;
int current = -1;
int existing = ObjectCount;
while (++current < count)
{
float tf = Spline.DistanceToTF(distance + depths[idx] / 2);
if (current < existing)
{
Transform T = mTransform.GetChild(current);
if (UseWorldPosition)
{
T.position = Spline.Interpolate(tf);
}
else
{
T.localPosition = Spline.Interpolate(tf);
}
T.rotation = Spline.GetOrientationFast(tf) * Source[idx].transform.rotation;
}
else
{
GameObject clone;
if (OnGetClone != null)
{
clone = OnGetClone(this, Source[idx]);
}
else
{
clone = CloneObject(Source[idx]);
}
if (clone)
{
Transform T = clone.transform;
T.parent = transform;
clone.name = string.Format("{0:0000}", current) + clone.name;
if (UseWorldPosition)
{
T.position = Spline.Interpolate(tf);
}
else
{
T.localPosition = Spline.Interpolate(tf);
}
T.rotation = Spline.GetOrientationFast(tf) * Source[idx].transform.rotation;
}
}
distance += depths[idx] + Gap;
if (++idx == Source.Length)
{
idx = 0;
}
}
}
}
