public void Calculate(int index = 0)
{
Vertices.Clear();
Triangles.Clear();
UVs.Clear();
var s = Size / 2f;
Vector3[] p = new Vector3[] {
new Vector3(-s, -s, -s) + Position, // 0 0
new Vector3(-s, s, -s) + Position, // 1 1
new Vector3(s, s, -s) + Position, // 2 2
new Vector3(s, -s, -s) + Position, // 3 3
new Vector3(-s, -s, s) + Position, // 4 0
new Vector3(-s, s, s) + Position, // 5 1
new Vector3(s, s, s) + Position, // 6 2
new Vector3(s, -s, s) + Position, // 7 3
};
for (int i = 0; i < Faces.Length; i++)
{
if (Faces[i])
{
Triangles.AddRange(AddTriangles(index + Vertices.Count));
UVs.AddRange(UVPacker.GetCubeUVs(i, CubeTypes[type]));
switch (i)
{
case 0: Vertices.AddRange(new Vector3[] { p[0], p[1], p[2], p[3] }); break;
case 1: Vertices.AddRange(new Vector3[] { p[3], p[2], p[6], p[7] }); break;
case 2: Vertices.AddRange(new Vector3[] { p[7], p[6], p[5], p[4] }); break;
case 3: Vertices.AddRange(new Vector3[] { p[4], p[5], p[1], p[0] }); break;
case 4: Vertices.AddRange(new Vector3[] { p[1], p[5], p[6], p[2] }); break;
case 5: Vertices.AddRange(new Vector3[] { p[4], p[0], p[3], p[7] }); break;
default: break;
}
}
}
this.Calculated = true;
}
private void CalculateUVs(int subMesh, Vector3 direction)
{
int vertCount = (Triangles [subMesh].Count / 6) * 4;
Vector2[] planeUVs = new Vector2[vertCount];
for (int i = 0; i < vertCount; i++)
{
int index = Vertices.Count - vertCount + i;
Vector2 uv = Vec3ToVec2(Vertices [index], direction);
uv.x *= tiling;
uv.y *= tiling;
planeUVs [i] = uv;
}
UVs.AddRange(planeUVs);
}
public void AddTriangle(MeshTriangle _triangle)
{
int currentVerticeCount = vertices.Count;
Vertices.AddRange(_triangle.Vertices);
Normals.AddRange(_triangle.Normals);
UVs.AddRange(_triangle.UVs);
if (SubmeshIndices.Count < _triangle.SubmeshIndex + 1)
{
for (int i = submeshIndices.Count; i < (_triangle.SubmeshIndex + 1); i++)
{
SubmeshIndices.Add(new List <int>());
}
}
for (int i = 0; i < 3; i++)
{
SubmeshIndices[_triangle.SubmeshIndex].Add(currentVerticeCount + i);
}
}