public void Voxelize (Transform root)
{
var meshFilters = root.GetComponentsInChildren<MeshFilter>();
var objectBounds = new List<BoundHierarchy>();
foreach (var filter in meshFilters)
{
var mesh = filter.sharedMesh;
var vertices = mesh.vertices;
var tris = mesh.triangles;
var triangleBounds = new List<BoundHierarchy>();
for(int i = 0; i < tris.Length; i += 3)
{
var vert1 = vertices[tris[i + 0]];
var vert2 = vertices[tris[i + 1]];
var vert3 = vertices[tris[i + 2]];
vert1 = filter.transform.TransformPoint(vert1);
vert2 = filter.transform.TransformPoint(vert2);
vert3 = filter.transform.TransformPoint(vert3);
var u = vert2 - vert3;
var v = vert3 - vert1;
var triNormal = Vector3.Cross(u, v);
triNormal = triNormal.normalized;
var triBounds = new Bounds(vert1, Vector3.zero);
triBounds.Encapsulate(vert2);
triBounds.Encapsulate(vert3);
var tri = new Triangle {
vertA = vert1,
vertB = vert2,
vertC = vert3,
normal = triNormal,
bound = triBounds,
};
triangleBounds.Add(new BoundHierarchy() {
bound = triBounds,
subBounds = null,
triList = tri
});
}
objectBounds.Add(new BoundHierarchy() {
bound = filter.GetComponent<Renderer>().bounds,
subBounds = triangleBounds.ToArray()
});
}
var rootNode = new BoundHierarchy() {
bound = _bounds,
subBounds = objectBounds.ToArray()
};
GenerateBlockArray ();
GenerateVoxelData (rootNode);
}
public void Voxelize(Transform root)
{
var meshFilters = root.GetComponentsInChildren <MeshFilter>();
var objectBounds = new List <BoundHierarchy>();
foreach (var filter in meshFilters)
{
var mesh = filter.sharedMesh;
var vertices = mesh.vertices;
var tris = mesh.triangles;
var triangleBounds = new List <BoundHierarchy>();
for (int i = 0; i < tris.Length; i += 3)
{
var vert1 = vertices[tris[i + 0]];
var vert2 = vertices[tris[i + 1]];
var vert3 = vertices[tris[i + 2]];
vert1 = filter.transform.TransformPoint(vert1);
vert2 = filter.transform.TransformPoint(vert2);
vert3 = filter.transform.TransformPoint(vert3);
var u = vert2 - vert3;
var v = vert3 - vert1;
var triNormal = Vector3.Cross(u, v);
triNormal = triNormal.normalized;
var triBounds = new Bounds(vert1, Vector3.zero);
triBounds.Encapsulate(vert2);
triBounds.Encapsulate(vert3);
var tri = new Triangle {
vertA = vert1,
vertB = vert2,
vertC = vert3,
normal = triNormal,
bound = triBounds,
};
triangleBounds.Add(new BoundHierarchy()
{
bound = triBounds,
subBounds = null,
triList = tri
});
}
objectBounds.Add(new BoundHierarchy()
{
bound = filter.GetComponent <Renderer>().bounds,
subBounds = triangleBounds.ToArray()
});
}
var rootNode = new BoundHierarchy()
{
bound = _bounds,
subBounds = objectBounds.ToArray()
};
GenerateBlockArray();
GenerateVoxelData(rootNode);
}
