private void UpdateMeshNow()
{
MassProperties = Hull.ComputeMassProperties();
Hull.CompactVertices();
Hull.BuildFaceIndices((float)(MaxFaceAngle * System.Math.PI / 180));
{
HullData.Faces = new Face[Hull.NumFaces];
HullData.FaceVertices = new int[Hull.NumFaceVertices];
int nextVertex = 0;
for (var faceEdge = Hull.GetFirstFace(); faceEdge.IsValid; faceEdge = Hull.GetNextFace(faceEdge))
{
var triangleIndex = ((ConvexHullBuilder.Edge)faceEdge).TriangleIndex;
Face newFace = new Face
{
Plane = Hull.ComputePlane(triangleIndex),
FirstVertex = nextVertex,
NumVertices = 0
};
for (var edge = faceEdge; edge.IsValid; edge = Hull.GetNextFaceEdge(edge))
{
HullData.FaceVertices[nextVertex++] = Hull.StartVertex(edge);
}
newFace.NumVertices = nextVertex - newFace.FirstVertex;
HullData.Faces[Hull.Triangles[triangleIndex].FaceIndex] = newFace;
}
var indices = new List <int>();
var set = new List <int>();
HullData.VertexFaces = new VertexFaces[Hull.Vertices.PeakCount];
for (int i = 0; i < Hull.Vertices.PeakCount; ++i)
{
var cardinality = Hull.Vertices[i].Cardinality;
var edge = Hull.GetVertexEdge(i);
for (int j = Hull.Vertices[i].Cardinality; j > 0; --j)
{
int faceIndex = Hull.Triangles[edge.TriangleIndex].FaceIndex;
if (set.IndexOf(faceIndex) == -1)
{
set.Add(faceIndex);
}
edge = Hull.GetLinkedEdge(edge).Next;
}
set.Sort();
HullData.VertexFaces[i] = new VertexFaces {
FirstFace = indices.Count, NumFaces = set.Count
};
indices.AddRange(set);
set.Clear();
}
HullData.FaceIndices = indices.ToArray();
}
Vector3[] vertices = null;
int[] triangles = null;
switch (Hull.Dimension)
{
case 2:
vertices = new Vector3[Hull.Vertices.PeakCount];
triangles = new int[(Hull.Vertices.PeakCount - 2) * 2 * 3];
for (int i = 0; i < Hull.Vertices.PeakCount; ++i)
{
vertices[i] = Hull.Vertices[i].Position;
}
for (int i = 2; i < Hull.Vertices.PeakCount; ++i)
{
int j = (i - 2) * 6;
triangles[j + 0] = 0; triangles[j + 1] = i - 1; triangles[j + 2] = i;
triangles[j + 3] = 0; triangles[j + 4] = i; triangles[j + 5] = i - 1;
}
break;
case 3:
vertices = new Vector3[Hull.Triangles.PeakCount * 3];
triangles = new int[Hull.Triangles.PeakCount * 3];
for (int i = 0; i < Hull.Triangles.PeakCount; ++i)
{
if (Hull.Triangles[i].IsAllocated)
{
vertices[i * 3 + 0] = Hull.Vertices[Hull.Triangles[i].Vertex0].Position;
vertices[i * 3 + 1] = Hull.Vertices[Hull.Triangles[i].Vertex1].Position;
vertices[i * 3 + 2] = Hull.Vertices[Hull.Triangles[i].Vertex2].Position;
triangles[i * 3 + 0] = i * 3 + 0;
triangles[i * 3 + 1] = i * 3 + 1;
triangles[i * 3 + 2] = i * 3 + 2;
}
else
{
triangles[i * 3 + 0] = 0;
triangles[i * 3 + 1] = 0;
triangles[i * 3 + 2] = 0;
}
}
break;
}
var mesh = GetComponent <MeshFilter>().sharedMesh;
mesh.Clear();
mesh.vertices = vertices;
mesh.triangles = triangles;
mesh.RecalculateBounds();
mesh.RecalculateNormals();
mesh.RecalculateTangents();
}
