private Part GetPartAtVoxelPos(int i, int j, int k, ref VoxelChunk section)
{
return section.GetVoxelPartGlobalIndex(i + j * 8 + k * 64);
}
//Use when guaranteed that you will not attempt to write to the same section simultaneously
private void SetVoxelPointNoLock(int i, int j, int k, Part part)
{
int iSec, jSec, kSec;
//Find the voxel section that this point points to
iSec = i >> 3;
jSec = j >> 3;
kSec = k >> 3;
VoxelChunk section;
section = voxelChunks[iSec, jSec, kSec];
if (section == null)
{
lock(clearedChunks)
{
if(clearedChunks.Count > 0)
{
section = clearedChunks.Pop();
}
}
if (section == null)
section = new VoxelChunk(elementSize, lowerRightCorner + new Vector3d(iSec, jSec, kSec) * elementSize * 8, iSec * 8, jSec * 8, kSec * 8, overridingParts);
else
section.SetChunk(elementSize, lowerRightCorner + new Vector3d(iSec, jSec, kSec) * elementSize * 8, iSec * 8, jSec * 8, kSec * 8, overridingParts);
voxelChunks[iSec, jSec, kSec] = section;
}
//Debug.Log(i.ToString() + ", " + j.ToString() + ", " + k.ToString() + ", " + part.partInfo.title);
section.SetVoxelPointGlobalIndexNoLock(i + j * 8 + k * 64, part);
}
private void DetermineIfPartGetsForcesAndAreas(Dictionary<Part, VoxelCrossSection.SideAreaValues> partSideAreas, VoxelChunk.PartSizePair voxel, int i, int j, int k)
{
VoxelCrossSection.SideAreaValues areas;
VoxelOrientationPlane filledPlanes = VoxelOrientationPlane.NONE;
bool partGetsForces = true;
Part p = voxel.part;
if (!partSideAreas.TryGetValue(p, out areas))
{
areas = new VoxelCrossSection.SideAreaValues();
partGetsForces = false;
}
if (i + 1 >= xCellLength || (object)GetPartAtVoxelPos(i + 1, j, k) == null)
{
areas.iP += elementSize * elementSize;
areas.exposedAreaCount++;
partGetsForces = true;
}
else
filledPlanes |= VoxelOrientationPlane.X_UP;
if (i - 1 < 0 || (object)GetPartAtVoxelPos(i - 1, j, k) == null)
{
areas.iN += elementSize * elementSize;
areas.exposedAreaCount++;
partGetsForces = true;
}
else
filledPlanes |= VoxelOrientationPlane.X_DOWN;
if (j + 1 >= yCellLength || (object)GetPartAtVoxelPos(i, j + 1, k) == null)
{
areas.jP += elementSize * elementSize;
areas.exposedAreaCount++;
partGetsForces = true;
}
else
filledPlanes |= VoxelOrientationPlane.Y_UP;
if (j - 1 < 0 || (object)GetPartAtVoxelPos(i, j - 1, k) == null)
{
areas.jN += elementSize * elementSize;
areas.exposedAreaCount++;
partGetsForces = true;
}
else
filledPlanes |= VoxelOrientationPlane.Y_DOWN;
if (k + 1 >= zCellLength || (object)GetPartAtVoxelPos(i, j, k + 1) == null)
{
areas.kP += elementSize * elementSize;
areas.exposedAreaCount++;
partGetsForces = true;
}
else
filledPlanes |= VoxelOrientationPlane.Z_UP;
if (k - 1 < 0 || (object)GetPartAtVoxelPos(i, j, k - 1) == null)
{
areas.kN += elementSize * elementSize;
areas.exposedAreaCount++;
partGetsForces = true;
}
else
filledPlanes |= VoxelOrientationPlane.Z_DOWN;
if (partGetsForces)
{
areas.crossSectionalAreaCount++;
partSideAreas[p] = areas;
}
voxel.SetFilledSides(filledPlanes);
}
