/// <summary>
/// Returns the voxel using Unity's (z, y, x) coordinates.
/// </summary>
/// <returns>
/// The voxel byte, indicating material number.
/// </returns>
/// <param name='unityZ'>
/// Z.
/// </param>
/// <param name='unityY'>
/// Y.
/// </param>
/// <param name='unityX'>
/// X.
/// </param>
public byte VoxelAt(int unityX, int unityY, int unityZ)
{
if (!m_blob.IsValidPoint(unityX, unityY, unityZ))
{
return(0);
}
return(m_blob[unityX, unityY, unityZ]);
}
IEnumerator GenColorFacesFromBlob(VoxelBlob blob)
{
float currentProgress = 0;
float maxProgress = blob.width * blob.height * blob.depth;
loadProgress = 0;
int3 minVals = new int3(0, 0, 0);
int3 maxVals = new int3(blob.width, blob.height, blob.depth);
if (blob.minVoxelBounds.x != -1)
{
minVals = blob.minVoxelBounds;
maxVals = blob.maxVoxelBounds;
}
multicolorFaces = new List <List <Face> >();
for (int mat = 1; mat < 5; mat++)
{
faces = new List <Face>();
for (int x = minVals.x; x < maxVals.x; ++x)
{
for (int y = minVals.y; y < maxVals.y; ++y)
{
for (int z = minVals.z; z < maxVals.z; ++z)
{
if (Scheduler.ShouldYield())
{
yield return(null);
}
if (blob[x, y, z] != mat)
{
continue;
}
//figure out if each face is a surface face
Vector3 block = new Vector3(x, y, z);
for (int dim = 0; dim < 3; ++dim)
{
for (int dir = -1; dir < 2; dir += 2)
{
Vector3 neighbor = block;
neighbor[dim] += dir;
bool onSurface = true;
if (blob.IsValidPoint((int)neighbor.x, (int)neighbor.y, (int)neighbor.z) &&
blob[(int)neighbor.x, (int)neighbor.y, (int)neighbor.z] == mat)
{
onSurface = false;
}
if (onSurface)
{
int axis1 = (dir < 0 ? (dim + 2) % 3 : (dim + 1) % 3);
int axis2 = (dir < 0 ? (dim + 1) % 3 : (dim + 2) % 3);
Vector3 p0;
if (dir < 0)
{
p0 = block;
}
else
{
p0 = block + Vector3.one;
}
Vector3 p1 = p0;
p1[axis1] -= dir;
Vector3 p2 = p0;
p2[axis2] -= dir;
Face face = new Face(p0, p1, p2);
face.Init();
faces.Add(face);
Vector3 p3 = p1;
p3[axis2] -= dir;
face = new Face(p3, p2, p1);
face.Init();
faces.Add(face);
}
}
}
}
}
currentProgress += blob.height * blob.depth;
loadProgress = currentProgress / maxProgress;
}
multicolorFaces.Add(faces);
}
m_loaded = true;
}
IEnumerator GenFacesFromBlob(VoxelBlob blob)
{
float currentProgress = 0;
float maxProgress = blob.width * blob.height * blob.depth;
loadProgress = 0;
faces = new List <Face>();
for (int x = 0; x < blob.width; ++x)
{
for (int y = 0; y < blob.height; ++y)
{
for (int z = 0; z < blob.depth; ++z)
{
if (Scheduler.ShouldYield())
{
yield return(null);
}
if (blob[x, y, z] == MeshManager.kVoxelEmpty)
{
continue;
}
//figure out if each face is a surface face
Vector3 block = new Vector3(x, y, z);
for (int dim = 0; dim < 3; ++dim)
{
for (int dir = -1; dir < 2; dir += 2)
{
Vector3 neighbor = block;
neighbor[dim] += dir;
bool onSurface = true;
if (blob.IsValidPoint((int)neighbor.x, (int)neighbor.y, (int)neighbor.z) &&
blob[(int)neighbor.x, (int)neighbor.y, (int)neighbor.z] != MeshManager.kVoxelEmpty)
{
onSurface = false;
}
if (onSurface)
{
int axis1 = (dir < 0 ? (dim + 2) % 3 : (dim + 1) % 3);
int axis2 = (dir < 0 ? (dim + 1) % 3 : (dim + 2) % 3);
Vector3 p0;
if (dir < 0)
{
p0 = block;
}
else
{
p0 = block + Vector3.one;
}
Vector3 p1 = p0;
p1[axis1] -= dir;
Vector3 p2 = p0;
p2[axis2] -= dir;
Face face = new Face(p0, p1, p2);
face.Init();
faces.Add(face);
Vector3 p3 = p1;
p3[axis2] -= dir;
face = new Face(p3, p2, p1);
face.Init();
faces.Add(face);
}
}
}
}
}
currentProgress += blob.height * blob.depth;
loadProgress = currentProgress / maxProgress;
}
MoveFacesToOrigin();
m_loaded = true;
}