public void UpdateBezier()
{
if (_overridden)
return;
var pointsHash = PointsHash();
if (pointsHash != _pointsHash)
{
if (_reverseCPs)
{
points.Reverse();
_reverseCPs = false;
}
_bezier = Bezier.ConstructSmoothSpline(points, _continuous);
var meshFilter = GetComponent<MeshFilter>();
if (_triangulate)
{
if (!meshFilter)
meshFilter = gameObject.AddComponent<MeshFilter>();
if (meshFilter.sharedMesh)
DestroyImmediate(meshFilter.sharedMesh);
if (!GetComponent<Renderer>())
gameObject.AddComponent<MeshRenderer>();
meshFilter.sharedMesh = _bezier.Triangulate((uint)_triangulateSegments);
}
else if (meshFilter)
{
if (meshFilter.sharedMesh)
DestroyImmediate(meshFilter.sharedMesh);
if (GetComponent<Renderer>())
DestroyImmediate(GetComponent<Renderer>());
DestroyImmediate(meshFilter);
}
_pointsHash = pointsHash;
}
}
public void OverrideBezier(Bezier b)
{
_bezier = b;
_overridden = true;
}
public void OverrideBezier(Bezier b)
{
_bezier = b;
_overridden = true;
}
protected override void GenerateMesh()
{
foreach (Transform child in transform)
{
DestroyImmediate(child.gameObject);
}
var rand = new MersenneTwister(randomSeed);
var totalHeight = 0.0f;
var scaleDown = 1.0f;
var combineMeshInstances = new List <CombineInstance>();
for (int i = 0; i < layerCount; ++i)
{
var baseRadius = Mathf.Lerp(baseRadiusMin, baseRadiusMax, rand.NextSinglePositive()) * scaleDown;
var baseBezier = GenerateBaseBezier(baseRadius * scaleDown, rand);
var previousTotalHeight = totalHeight;
totalHeight += Mathf.Lerp(layerHeightMin, layerHeightMax, rand.NextSinglePositive()) * scaleDown;
var heightBezier = Bezier.ConstructSmoothSpline(
new Vector3[] {
Vector3.up *previousTotalHeight,
Vector3.up *totalHeight
}
);
var heightSegs = (uint)heightSegments;
var pathSegs = (uint)(radiusSegments * scaleDown);
if (heightSegs > 0 && pathSegs > 2)
{
var combineMeshInstance = new CombineInstance();
combineMeshInstance.mesh = Loft.GenerateMesh(
heightBezier,
baseBezier,
heightSegs,
pathSegs
);
combineMeshInstances.Add(combineMeshInstance);
var topCap = new CombineInstance();
topCap.mesh = baseBezier.Triangulate(pathSegs, Vector3.up * totalHeight);
combineMeshInstances.Add(topCap);
}
scaleDown *= Mathf.Lerp(scaleDownMin, scaleDownMax, rand.NextSinglePositive());
}
var meshFilter = GetComponent <MeshFilter>();
if (meshFilter.sharedMesh)
{
DestroyImmediate(meshFilter.sharedMesh);
}
meshFilter.sharedMesh = new Mesh();
meshFilter.sharedMesh.CombineMeshes(combineMeshInstances.ToArray(), true, false);
foreach (var combineInstance in combineMeshInstances)
{
DestroyImmediate(combineInstance.mesh);
}
}
